diff options
Diffstat (limited to 'server/shadow')
53 files changed, 12756 insertions, 0 deletions
diff --git a/server/shadow/CMakeLists.txt b/server/shadow/CMakeLists.txt new file mode 100644 index 0000000..72adcca --- /dev/null +++ b/server/shadow/CMakeLists.txt @@ -0,0 +1,245 @@ +# FreeRDP: A Remote Desktop Protocol Implementation +# FreeRDP Shadow Server cmake build script +# +# Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# freerdp-shadow library + +set(MODULE_NAME "freerdp-shadow") + +set(SRCS + shadow_client.c + shadow_client.h + shadow_lobby.c + shadow_lobby.h + shadow_input.c + shadow_input.h + shadow_screen.c + shadow_screen.h + shadow_surface.c + shadow_surface.h + shadow_encoder.c + shadow_encoder.h + shadow_capture.c + shadow_capture.h + shadow_channels.c + shadow_channels.h + shadow_encomsp.c + shadow_encomsp.h + shadow_remdesk.c + shadow_remdesk.h + shadow_rdpsnd.c + shadow_rdpsnd.h + shadow_audin.c + shadow_audin.h + shadow_rdpgfx.c + shadow_rdpgfx.h + shadow_subsystem.c + shadow_subsystem.h + shadow_mcevent.c + shadow_mcevent.h + shadow_server.c + shadow.h) + +if (NOT FREERDP_UNIFIED_BUILD) + find_package(rdtk 0 REQUIRED) + include_directories(${RDTK_INCLUDE_DIR}) +else() + if (NOT WITH_RDTK) + message(FATAL_ERROR "-DWITH_RDTK=ON is required for unified FreeRDP build with shadow server") + endif() + include_directories(${PROJECT_SOURCE_DIR}/rdtk/include) + include_directories(${PROJECT_BINARY_DIR}/rdtk/include) +endif() + +# On windows create dll version information. +# Vendor, product and year are already set in top level CMakeLists.txt +if (WIN32) + set (RC_VERSION_MAJOR ${FREERDP_VERSION_MAJOR}) + set (RC_VERSION_MINOR ${FREERDP_VERSION_MINOR}) + set (RC_VERSION_BUILD ${FREERDP_VERSION_REVISION}) + set (RC_VERSION_PATCH 0) + set (RC_VERSION_FILE "${CMAKE_SHARED_LIBRARY_PREFIX}${MODULE_NAME}${FREERDP_API_VERSION}${CMAKE_SHARED_LIBRARY_SUFFIX}" ) + + configure_file( + ${PROJECT_SOURCE_DIR}/cmake/WindowsDLLVersion.rc.in + ${CMAKE_CURRENT_BINARY_DIR}/version.rc + @ONLY) + +list (APPEND SRCS ${CMAKE_CURRENT_BINARY_DIR}/version.rc) +endif() + +add_library(${MODULE_NAME} ${SRCS}) + +list(APPEND LIBS + freerdp + freerdp-server + winpr + winpr-tools + rdtk +) + +target_include_directories(${MODULE_NAME} INTERFACE $<INSTALL_INTERFACE:include>) +target_link_libraries(${MODULE_NAME} PRIVATE ${LIBS}) + +set_target_properties(${MODULE_NAME} PROPERTIES OUTPUT_NAME ${MODULE_NAME}${FREERDP_VERSION_MAJOR}) +if (WITH_LIBRARY_VERSIONING) + set_target_properties(${MODULE_NAME} PROPERTIES VERSION ${FREERDP_VERSION} SOVERSION ${FREERDP_API_VERSION}) +endif() + +install(TARGETS ${MODULE_NAME} COMPONENT server EXPORT FreeRDP-ShadowTargets + ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} + LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) + +if (WITH_DEBUG_SYMBOLS AND MSVC) + get_target_property(OUTPUT_FILENAME ${MODULE_NAME} OUTPUT_NAME) + install(FILES ${PROJECT_BINARY_DIR}/${OUTPUT_FILENAME}.pdb DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT symbols) +endif() + +set_property(TARGET ${MODULE_NAME} PROPERTY FOLDER "Server/shadow") + +# subsystem library + +set(MODULE_NAME "freerdp-shadow-subsystem") + +set(SRCS + shadow_subsystem_builtin.c) + +if(WIN32) + add_subdirectory(Win) +elseif(NOT APPLE) + add_subdirectory(X11) +elseif(APPLE AND NOT IOS) + add_subdirectory(Mac) +endif() + +if (WIN32) + set (RC_VERSION_MAJOR ${FREERDP_VERSION_MAJOR}) + set (RC_VERSION_MINOR ${FREERDP_VERSION_MINOR}) + set (RC_VERSION_BUILD ${FREERDP_VERSION_REVISION}) + set (RC_VERSION_FILE "${MODULE_NAME}${CMAKE_EXECUTABLE_SUFFIX}" ) + + configure_file( + ${PROJECT_SOURCE_DIR}/cmake/WindowsDLLVersion.rc.in + ${CMAKE_CURRENT_BINARY_DIR}/version.rc + @ONLY) + + set ( SRCS ${SRCS} ${CMAKE_CURRENT_BINARY_DIR}/version.rc) +endif() + +add_library(${MODULE_NAME} ${SRCS}) + +list(APPEND LIBS + freerdp-shadow-subsystem-impl + freerdp-shadow + freerdp + winpr +) + +target_include_directories(${MODULE_NAME} INTERFACE $<INSTALL_INTERFACE:include>) +target_link_libraries(${MODULE_NAME} PRIVATE ${LIBS}) + +set_target_properties(${MODULE_NAME} PROPERTIES OUTPUT_NAME ${MODULE_NAME}${FREERDP_API_VERSION}) +if (WITH_LIBRARY_VERSIONING) + set_target_properties(${MODULE_NAME} PROPERTIES VERSION ${FREERDP_VERSION} SOVERSION ${FREERDP_API_VERSION}) +endif() + +if (NOT BUILD_SHARED_LIBS) + install(TARGETS freerdp-shadow-subsystem-impl + DESTINATION ${CMAKE_INSTALL_LIBDIR} + EXPORT FreeRDP-ShadowTargets + ) +endif() + +install(TARGETS ${MODULE_NAME} COMPONENT server EXPORT FreeRDP-ShadowTargets + ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} + LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) + +if (WITH_DEBUG_SYMBOLS AND MSVC) + get_target_property(OUTPUT_FILENAME ${MODULE_NAME} OUTPUT_NAME) + install(FILES ${PROJECT_BINARY_DIR}/${OUTPUT_FILENAME}.pdb DESTINATION ${CMAKE_INSTALL_LIBDIR} + COMPONENT symbols) +endif() + +set_property(TARGET ${MODULE_NAME} PROPERTY FOLDER "Server/shadow") + +# command-line executable + +set(MODULE_NAME "freerdp-shadow-cli") + +set(SRCS + shadow.c) + +# On windows create dll version information. +# Vendor, product and year are already set in top level CMakeLists.txt +if (WIN32) + set (RC_VERSION_MAJOR ${FREERDP_VERSION_MAJOR}) + set (RC_VERSION_MINOR ${FREERDP_VERSION_MINOR}) + set (RC_VERSION_BUILD ${FREERDP_VERSION_REVISION}) + set (RC_VERSION_FILE "${MODULE_NAME}${CMAKE_EXECUTABLE_SUFFIX}" ) + + configure_file( + ${PROJECT_SOURCE_DIR}/cmake/WindowsDLLVersion.rc.in + ${CMAKE_CURRENT_BINARY_DIR}/version.rc + @ONLY) + + set ( SRCS ${SRCS} ${CMAKE_CURRENT_BINARY_DIR}/version.rc) +endif() + +add_executable(${MODULE_NAME} ${SRCS}) + +set(MANPAGE_NAME "${MODULE_NAME}") +if (WITH_BINARY_VERSIONING) + set_target_properties(${MODULE_NAME} PROPERTIES OUTPUT_NAME "${MODULE_NAME}${FREERDP_API_VERSION}") + set(MANPAGE_NAME "${MODULE_NAME}${FREERDP_API_VERSION}") +endif() + +list(APPEND LIBS freerdp-shadow-subsystem freerdp-shadow freerdp winpr) + +target_link_libraries(${MODULE_NAME} PRIVATE ${LIBS}) + +install(TARGETS ${MODULE_NAME} DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT server) +if (WITH_DEBUG_SYMBOLS AND MSVC) + install(FILES ${PROJECT_BINARY_DIR}/${MODULE_NAME}.pdb DESTINATION ${CMAKE_INSTALL_BINDIR} + COMPONENT symbols) +endif() + +set_property(TARGET ${MODULE_NAME} PROPERTY FOLDER "Server/shadow") + +include(pkg-config-install-prefix) +configure_file(${CMAKE_CURRENT_SOURCE_DIR}/freerdp-shadow.pc.in ${CMAKE_CURRENT_BINARY_DIR}/freerdp-shadow${FREERDP_VERSION_MAJOR}.pc @ONLY) +configure_file(freerdp-shadow-cli.1.in ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE_NAME}.1) +install_freerdp_man(${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE_NAME}.1 1) + +install(FILES ${CMAKE_CURRENT_BINARY_DIR}/freerdp-shadow${FREERDP_VERSION_MAJOR}.pc DESTINATION ${PKG_CONFIG_PC_INSTALL_DIR}) + +export(PACKAGE freerdp-shadow) + +SetFreeRDPCMakeInstallDir(FREERDP_SERVER_CMAKE_INSTALL_DIR "FreeRDP-Shadow${FREERDP_VERSION_MAJOR}") + +configure_package_config_file(FreeRDP-ShadowConfig.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/FreeRDP-ShadowConfig.cmake + INSTALL_DESTINATION ${FREERDP_SERVER_CMAKE_INSTALL_DIR} + PATH_VARS FREERDP_INCLUDE_DIR) + +write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/FreeRDP-ShadowConfigVersion.cmake + VERSION ${FREERDP_VERSION} COMPATIBILITY SameMajorVersion) + +install(FILES ${CMAKE_CURRENT_BINARY_DIR}/FreeRDP-ShadowConfig.cmake + ${CMAKE_CURRENT_BINARY_DIR}/FreeRDP-ShadowConfigVersion.cmake + DESTINATION ${FREERDP_SERVER_CMAKE_INSTALL_DIR}) + +install(EXPORT FreeRDP-ShadowTargets DESTINATION ${FREERDP_SERVER_CMAKE_INSTALL_DIR}) diff --git a/server/shadow/FreeRDP-ShadowConfig.cmake.in b/server/shadow/FreeRDP-ShadowConfig.cmake.in new file mode 100644 index 0000000..9b6f24c --- /dev/null +++ b/server/shadow/FreeRDP-ShadowConfig.cmake.in @@ -0,0 +1,14 @@ +include(CMakeFindDependencyMacro) +find_dependency(WinPR @FREERDP_VERSION@) +find_dependency(FreeRDP @FREERDP_VERSION@) +find_dependency(FreeRDP-Server @FREERDP_VERSION@) + +@PACKAGE_INIT@ + +set(FreeRDP-Shadow_VERSION_MAJOR "@FREERDP_VERSION_MAJOR@") +set(FreeRDP-Shadow_VERSION_MINOR "@FREERDP_VERSION_MINOR@") +set(FreeRDP-Shadow_VERSION_REVISION "@FREERDP_VERSION_REVISION@") + +set_and_check(FreeRDP-Shadow_INCLUDE_DIR "@PACKAGE_FREERDP_INCLUDE_DIR@") + +include("${CMAKE_CURRENT_LIST_DIR}/FreeRDP-ShadowTargets.cmake") diff --git a/server/shadow/Mac/CMakeLists.txt b/server/shadow/Mac/CMakeLists.txt new file mode 100644 index 0000000..20c9a7b --- /dev/null +++ b/server/shadow/Mac/CMakeLists.txt @@ -0,0 +1,31 @@ + +include (WarnUnmaintained) +warn_unmaintained("mac shadow server subsystem") + +find_library(IOKIT IOKit REQUIRED) +find_library(IOSURFACE IOSurface REQUIRED) +find_library(CARBON Carbon REQUIRED) +find_package(PAM) + +set(LIBS + ${IOKIT} + ${IOSURFACE} + ${CARBON} +) + +if(PAM_FOUND) + add_definitions(-DWITH_PAM) + include_directories(${PAM_INCLUDE_DIR}) + list(APPEND LIBS ${PAM_LIBRARY}) +else() + message("building without PAM authentication support") +endif() + +add_definitions(-DWITH_SHADOW_MAC) +add_library(freerdp-shadow-subsystem-impl STATIC + mac_shadow.h + mac_shadow.c +) +target_link_libraries(freerdp-shadow-subsystem-impl PRIVATE + ${LIBS} +) diff --git a/server/shadow/Mac/mac_shadow.c b/server/shadow/Mac/mac_shadow.c new file mode 100644 index 0000000..ba6d2b0 --- /dev/null +++ b/server/shadow/Mac/mac_shadow.c @@ -0,0 +1,680 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <winpr/crt.h> +#include <winpr/synch.h> +#include <winpr/input.h> +#include <winpr/sysinfo.h> + +#include <freerdp/server/server-common.h> +#include <freerdp/codec/color.h> +#include <freerdp/codec/region.h> +#include <freerdp/log.h> + +#include "mac_shadow.h" + +#define TAG SERVER_TAG("shadow.mac") + +static macShadowSubsystem* g_Subsystem = NULL; + +static BOOL mac_shadow_input_synchronize_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT32 flags) +{ + if (!subsystem || !client) + return FALSE; + + return TRUE; +} + +static BOOL mac_shadow_input_keyboard_event(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + UINT16 flags, UINT8 code) +{ + DWORD vkcode; + DWORD keycode; + BOOL extended; + CGEventRef kbdEvent; + CGEventSourceRef source; + extended = (flags & KBD_FLAGS_EXTENDED) ? TRUE : FALSE; + + if (!subsystem || !client) + return FALSE; + + if (extended) + code |= KBDEXT; + + vkcode = GetVirtualKeyCodeFromVirtualScanCode(code, 4); + + if (extended) + vkcode |= KBDEXT; + + keycode = GetKeycodeFromVirtualKeyCode(vkcode, WINPR_KEYCODE_TYPE_APPLE); + + source = CGEventSourceCreate(kCGEventSourceStateHIDSystemState); + + if (flags & KBD_FLAGS_DOWN) + { + kbdEvent = CGEventCreateKeyboardEvent(source, (CGKeyCode)keycode, TRUE); + CGEventPost(kCGHIDEventTap, kbdEvent); + CFRelease(kbdEvent); + } + else if (flags & KBD_FLAGS_RELEASE) + { + kbdEvent = CGEventCreateKeyboardEvent(source, (CGKeyCode)keycode, FALSE); + CGEventPost(kCGHIDEventTap, kbdEvent); + CFRelease(kbdEvent); + } + + CFRelease(source); + return TRUE; +} + +static BOOL mac_shadow_input_unicode_keyboard_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT16 flags, + UINT16 code) +{ + if (!subsystem || !client) + return FALSE; + + return TRUE; +} + +static BOOL mac_shadow_input_mouse_event(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + UINT16 flags, UINT16 x, UINT16 y) +{ + macShadowSubsystem* mac = (macShadowSubsystem*)subsystem; + UINT32 scrollX = 0; + UINT32 scrollY = 0; + CGWheelCount wheelCount = 2; + + if (!subsystem || !client) + return FALSE; + + if (flags & PTR_FLAGS_WHEEL) + { + scrollY = flags & WheelRotationMask; + + if (flags & PTR_FLAGS_WHEEL_NEGATIVE) + { + scrollY = -(flags & WheelRotationMask) / 392; + } + else + { + scrollY = (flags & WheelRotationMask) / 120; + } + + CGEventSourceRef source = CGEventSourceCreate(kCGEventSourceStateHIDSystemState); + CGEventRef scroll = CGEventCreateScrollWheelEvent(source, kCGScrollEventUnitLine, + wheelCount, scrollY, scrollX); + CGEventPost(kCGHIDEventTap, scroll); + CFRelease(scroll); + CFRelease(source); + } + else + { + CGEventSourceRef source = CGEventSourceCreate(kCGEventSourceStateHIDSystemState); + CGEventType mouseType = kCGEventNull; + CGMouseButton mouseButton = kCGMouseButtonLeft; + + if (flags & PTR_FLAGS_MOVE) + { + if (mac->mouseDownLeft) + mouseType = kCGEventLeftMouseDragged; + else if (mac->mouseDownRight) + mouseType = kCGEventRightMouseDragged; + else if (mac->mouseDownOther) + mouseType = kCGEventOtherMouseDragged; + else + mouseType = kCGEventMouseMoved; + + CGEventRef move = + CGEventCreateMouseEvent(source, mouseType, CGPointMake(x, y), mouseButton); + CGEventPost(kCGHIDEventTap, move); + CFRelease(move); + } + + if (flags & PTR_FLAGS_BUTTON1) + { + mouseButton = kCGMouseButtonLeft; + + if (flags & PTR_FLAGS_DOWN) + { + mouseType = kCGEventLeftMouseDown; + mac->mouseDownLeft = TRUE; + } + else + { + mouseType = kCGEventLeftMouseUp; + mac->mouseDownLeft = FALSE; + } + } + else if (flags & PTR_FLAGS_BUTTON2) + { + mouseButton = kCGMouseButtonRight; + + if (flags & PTR_FLAGS_DOWN) + { + mouseType = kCGEventRightMouseDown; + mac->mouseDownRight = TRUE; + } + else + { + mouseType = kCGEventRightMouseUp; + mac->mouseDownRight = FALSE; + } + } + else if (flags & PTR_FLAGS_BUTTON3) + { + mouseButton = kCGMouseButtonCenter; + + if (flags & PTR_FLAGS_DOWN) + { + mouseType = kCGEventOtherMouseDown; + mac->mouseDownOther = TRUE; + } + else + { + mouseType = kCGEventOtherMouseUp; + mac->mouseDownOther = FALSE; + } + } + + CGEventRef mouseEvent = + CGEventCreateMouseEvent(source, mouseType, CGPointMake(x, y), mouseButton); + CGEventPost(kCGHIDEventTap, mouseEvent); + CFRelease(mouseEvent); + CFRelease(source); + } + + return TRUE; +} + +static BOOL mac_shadow_input_extended_mouse_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT16 flags, UINT16 x, + UINT16 y) +{ + if (!subsystem || !client) + return FALSE; + + return TRUE; +} + +static int mac_shadow_detect_monitors(macShadowSubsystem* subsystem) +{ + size_t wide, high; + MONITOR_DEF* monitor; + CGDirectDisplayID displayId; + displayId = CGMainDisplayID(); + CGDisplayModeRef mode = CGDisplayCopyDisplayMode(displayId); + subsystem->pixelWidth = CGDisplayModeGetPixelWidth(mode); + subsystem->pixelHeight = CGDisplayModeGetPixelHeight(mode); + wide = CGDisplayPixelsWide(displayId); + high = CGDisplayPixelsHigh(displayId); + CGDisplayModeRelease(mode); + subsystem->retina = ((subsystem->pixelWidth / wide) == 2) ? TRUE : FALSE; + + if (subsystem->retina) + { + subsystem->width = wide; + subsystem->height = high; + } + else + { + subsystem->width = subsystem->pixelWidth; + subsystem->height = subsystem->pixelHeight; + } + + subsystem->common.numMonitors = 1; + monitor = &(subsystem->common.monitors[0]); + monitor->left = 0; + monitor->top = 0; + monitor->right = subsystem->width; + monitor->bottom = subsystem->height; + monitor->flags = 1; + return 1; +} + +static int mac_shadow_capture_start(macShadowSubsystem* subsystem) +{ + CGError err; + err = CGDisplayStreamStart(subsystem->stream); + + if (err != kCGErrorSuccess) + return -1; + + return 1; +} + +static int mac_shadow_capture_stop(macShadowSubsystem* subsystem) +{ + CGError err; + err = CGDisplayStreamStop(subsystem->stream); + + if (err != kCGErrorSuccess) + return -1; + + return 1; +} + +static int mac_shadow_capture_get_dirty_region(macShadowSubsystem* subsystem) +{ + size_t numRects; + const CGRect* rects; + RECTANGLE_16 invalidRect; + rdpShadowSurface* surface = subsystem->common.server->surface; + rects = CGDisplayStreamUpdateGetRects(subsystem->lastUpdate, kCGDisplayStreamUpdateDirtyRects, + &numRects); + + if (!numRects) + return -1; + + for (size_t index = 0; index < numRects; index++) + { + invalidRect.left = (UINT16)rects[index].origin.x; + invalidRect.top = (UINT16)rects[index].origin.y; + invalidRect.right = invalidRect.left + (UINT16)rects[index].size.width; + invalidRect.bottom = invalidRect.top + (UINT16)rects[index].size.height; + + if (subsystem->retina) + { + /* scale invalid rect */ + invalidRect.left /= 2; + invalidRect.top /= 2; + invalidRect.right /= 2; + invalidRect.bottom /= 2; + } + + region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect); + } + + return 0; +} + +static int freerdp_image_copy_from_retina(BYTE* pDstData, DWORD DstFormat, int nDstStep, int nXDst, + int nYDst, int nWidth, int nHeight, BYTE* pSrcData, + int nSrcStep, int nXSrc, int nYSrc) +{ + BYTE* pSrcPixel; + BYTE* pDstPixel; + int nSrcPad; + int nDstPad; + int srcBitsPerPixel; + int srcBytesPerPixel; + int dstBitsPerPixel; + int dstBytesPerPixel; + srcBitsPerPixel = 24; + srcBytesPerPixel = 8; + + if (nSrcStep < 0) + nSrcStep = srcBytesPerPixel * nWidth; + + dstBitsPerPixel = FreeRDPGetBitsPerPixel(DstFormat); + dstBytesPerPixel = FreeRDPGetBytesPerPixel(DstFormat); + + if (nDstStep < 0) + nDstStep = dstBytesPerPixel * nWidth; + + nSrcPad = (nSrcStep - (nWidth * srcBytesPerPixel)); + nDstPad = (nDstStep - (nWidth * dstBytesPerPixel)); + pSrcPixel = &pSrcData[(nYSrc * nSrcStep) + (nXSrc * 4)]; + pDstPixel = &pDstData[(nYDst * nDstStep) + (nXDst * 4)]; + + for (int y = 0; y < nHeight; y++) + { + for (int x = 0; x < nWidth; x++) + { + UINT32 R, G, B; + UINT32 color; + /* simple box filter scaling, could be improved with better algorithm */ + B = pSrcPixel[0] + pSrcPixel[4] + pSrcPixel[nSrcStep + 0] + pSrcPixel[nSrcStep + 4]; + G = pSrcPixel[1] + pSrcPixel[5] + pSrcPixel[nSrcStep + 1] + pSrcPixel[nSrcStep + 5]; + R = pSrcPixel[2] + pSrcPixel[6] + pSrcPixel[nSrcStep + 2] + pSrcPixel[nSrcStep + 6]; + pSrcPixel += 8; + color = FreeRDPGetColor(DstFormat, R >> 2, G >> 2, B >> 2, 0xFF); + FreeRDPWriteColor(pDstPixel, DstFormat, color); + pDstPixel += dstBytesPerPixel; + } + + pSrcPixel = &pSrcPixel[nSrcPad + nSrcStep]; + pDstPixel = &pDstPixel[nDstPad]; + } + + return 1; +} + +static void (^mac_capture_stream_handler)( + CGDisplayStreamFrameStatus, uint64_t, IOSurfaceRef, + CGDisplayStreamUpdateRef) = ^(CGDisplayStreamFrameStatus status, uint64_t displayTime, + IOSurfaceRef frameSurface, CGDisplayStreamUpdateRef updateRef) { + int x, y; + int count; + int width; + int height; + int nSrcStep; + BOOL empty; + BYTE* pSrcData; + RECTANGLE_16 surfaceRect; + const RECTANGLE_16* extents; + macShadowSubsystem* subsystem = g_Subsystem; + rdpShadowServer* server = subsystem->common.server; + rdpShadowSurface* surface = server->surface; + count = ArrayList_Count(server->clients); + + if (count < 1) + return; + + EnterCriticalSection(&(surface->lock)); + mac_shadow_capture_get_dirty_region(subsystem); + surfaceRect.left = 0; + surfaceRect.top = 0; + surfaceRect.right = surface->width; + surfaceRect.bottom = surface->height; + region16_intersect_rect(&(surface->invalidRegion), &(surface->invalidRegion), &surfaceRect); + empty = region16_is_empty(&(surface->invalidRegion)); + LeaveCriticalSection(&(surface->lock)); + + if (!empty) + { + extents = region16_extents(&(surface->invalidRegion)); + x = extents->left; + y = extents->top; + width = extents->right - extents->left; + height = extents->bottom - extents->top; + IOSurfaceLock(frameSurface, kIOSurfaceLockReadOnly, NULL); + pSrcData = (BYTE*)IOSurfaceGetBaseAddress(frameSurface); + nSrcStep = (int)IOSurfaceGetBytesPerRow(frameSurface); + + if (subsystem->retina) + { + freerdp_image_copy_from_retina(surface->data, surface->format, surface->scanline, x, y, + width, height, pSrcData, nSrcStep, x, y); + } + else + { + freerdp_image_copy(surface->data, surface->format, surface->scanline, x, y, width, height, + pSrcData, PIXEL_FORMAT_BGRX32, nSrcStep, x, y, NULL, + FREERDP_FLIP_NONE); + } + LeaveCriticalSection(&(surface->lock)); + + IOSurfaceUnlock(frameSurface, kIOSurfaceLockReadOnly, NULL); + ArrayList_Lock(server->clients); + count = ArrayList_Count(server->clients); + shadow_subsystem_frame_update(&subsystem->common); + + if (count == 1) + { + rdpShadowClient* client; + client = (rdpShadowClient*)ArrayList_GetItem(server->clients, 0); + + if (client) + { + subsystem->common.captureFrameRate = shadow_encoder_preferred_fps(client->encoder); + } + } + + ArrayList_Unlock(server->clients); + EnterCriticalSection(&(surface->lock)); + region16_clear(&(surface->invalidRegion)); + LeaveCriticalSection(&(surface->lock)); + } + + if (status != kCGDisplayStreamFrameStatusFrameComplete) + { + switch (status) + { + case kCGDisplayStreamFrameStatusFrameIdle: + break; + + case kCGDisplayStreamFrameStatusStopped: + break; + + case kCGDisplayStreamFrameStatusFrameBlank: + break; + + default: + break; + } + } + else if (!subsystem->lastUpdate) + { + CFRetain(updateRef); + subsystem->lastUpdate = updateRef; + } + else + { + CGDisplayStreamUpdateRef tmpRef = subsystem->lastUpdate; + subsystem->lastUpdate = CGDisplayStreamUpdateCreateMergedUpdate(tmpRef, updateRef); + CFRelease(tmpRef); + } +}; + +static int mac_shadow_capture_init(macShadowSubsystem* subsystem) +{ + void* keys[2]; + void* values[2]; + CFDictionaryRef opts; + CGDirectDisplayID displayId; + displayId = CGMainDisplayID(); + subsystem->captureQueue = dispatch_queue_create("mac.shadow.capture", NULL); + keys[0] = (void*)kCGDisplayStreamShowCursor; + values[0] = (void*)kCFBooleanFalse; + opts = CFDictionaryCreate(kCFAllocatorDefault, (const void**)keys, (const void**)values, 1, + NULL, NULL); + subsystem->stream = CGDisplayStreamCreateWithDispatchQueue( + displayId, subsystem->pixelWidth, subsystem->pixelHeight, 'BGRA', opts, + subsystem->captureQueue, mac_capture_stream_handler); + CFRelease(opts); + return 1; +} + +static int mac_shadow_screen_grab(macShadowSubsystem* subsystem) +{ + return 1; +} + +static int mac_shadow_subsystem_process_message(macShadowSubsystem* subsystem, wMessage* message) +{ + rdpShadowServer* server = subsystem->common.server; + rdpShadowSurface* surface = server->surface; + + switch (message->id) + { + case SHADOW_MSG_IN_REFRESH_REQUEST_ID: + EnterCriticalSection(&(surface->lock)); + shadow_subsystem_frame_update((rdpShadowSubsystem*)subsystem); + LeaveCriticalSection(&(surface->lock)); + break; + + default: + WLog_ERR(TAG, "Unknown message id: %" PRIu32 "", message->id); + break; + } + + if (message->Free) + message->Free(message); + + return 1; +} + +static DWORD WINAPI mac_shadow_subsystem_thread(LPVOID arg) +{ + macShadowSubsystem* subsystem = (macShadowSubsystem*)arg; + DWORD status; + DWORD nCount; + UINT64 cTime; + DWORD dwTimeout; + DWORD dwInterval; + UINT64 frameTime; + HANDLE events[32]; + wMessage message; + wMessagePipe* MsgPipe; + MsgPipe = subsystem->common.MsgPipe; + nCount = 0; + events[nCount++] = MessageQueue_Event(MsgPipe->In); + subsystem->common.captureFrameRate = 16; + dwInterval = 1000 / subsystem->common.captureFrameRate; + frameTime = GetTickCount64() + dwInterval; + + while (1) + { + cTime = GetTickCount64(); + dwTimeout = (cTime > frameTime) ? 0 : frameTime - cTime; + status = WaitForMultipleObjects(nCount, events, FALSE, dwTimeout); + + if (WaitForSingleObject(MessageQueue_Event(MsgPipe->In), 0) == WAIT_OBJECT_0) + { + if (MessageQueue_Peek(MsgPipe->In, &message, TRUE)) + { + if (message.id == WMQ_QUIT) + break; + + mac_shadow_subsystem_process_message(subsystem, &message); + } + } + + if ((status == WAIT_TIMEOUT) || (GetTickCount64() > frameTime)) + { + mac_shadow_screen_grab(subsystem); + dwInterval = 1000 / subsystem->common.captureFrameRate; + frameTime += dwInterval; + } + } + + ExitThread(0); + return 0; +} + +static UINT32 mac_shadow_enum_monitors(MONITOR_DEF* monitors, UINT32 maxMonitors) +{ + int index; + size_t wide, high; + UINT32 numMonitors = 0; + MONITOR_DEF* monitor; + CGDirectDisplayID displayId; + displayId = CGMainDisplayID(); + CGDisplayModeRef mode = CGDisplayCopyDisplayMode(displayId); + wide = CGDisplayPixelsWide(displayId); + high = CGDisplayPixelsHigh(displayId); + CGDisplayModeRelease(mode); + index = 0; + numMonitors = 1; + monitor = &monitors[index]; + monitor->left = 0; + monitor->top = 0; + monitor->right = (int)wide; + monitor->bottom = (int)high; + monitor->flags = 1; + return numMonitors; +} + +static int mac_shadow_subsystem_init(rdpShadowSubsystem* rdpsubsystem) +{ + macShadowSubsystem* subsystem = (macShadowSubsystem*)rdpsubsystem; + g_Subsystem = subsystem; + + mac_shadow_detect_monitors(subsystem); + mac_shadow_capture_init(subsystem); + return 1; +} + +static int mac_shadow_subsystem_uninit(rdpShadowSubsystem* rdpsubsystem) +{ + macShadowSubsystem* subsystem = (macShadowSubsystem*)rdpsubsystem; + if (!subsystem) + return -1; + + if (subsystem->lastUpdate) + { + CFRelease(subsystem->lastUpdate); + subsystem->lastUpdate = NULL; + } + + return 1; +} + +static int mac_shadow_subsystem_start(rdpShadowSubsystem* rdpsubsystem) +{ + macShadowSubsystem* subsystem = (macShadowSubsystem*)rdpsubsystem; + HANDLE thread; + + if (!subsystem) + return -1; + + mac_shadow_capture_start(subsystem); + + if (!(thread = CreateThread(NULL, 0, mac_shadow_subsystem_thread, (void*)subsystem, 0, NULL))) + { + WLog_ERR(TAG, "Failed to create thread"); + return -1; + } + + return 1; +} + +static int mac_shadow_subsystem_stop(rdpShadowSubsystem* subsystem) +{ + if (!subsystem) + return -1; + + return 1; +} + +static void mac_shadow_subsystem_free(rdpShadowSubsystem* subsystem) +{ + if (!subsystem) + return; + + mac_shadow_subsystem_uninit(subsystem); + free(subsystem); +} + +static rdpShadowSubsystem* mac_shadow_subsystem_new(void) +{ + macShadowSubsystem* subsystem = calloc(1, sizeof(macShadowSubsystem)); + + if (!subsystem) + return NULL; + + subsystem->common.SynchronizeEvent = mac_shadow_input_synchronize_event; + subsystem->common.KeyboardEvent = mac_shadow_input_keyboard_event; + subsystem->common.UnicodeKeyboardEvent = mac_shadow_input_unicode_keyboard_event; + subsystem->common.MouseEvent = mac_shadow_input_mouse_event; + subsystem->common.ExtendedMouseEvent = mac_shadow_input_extended_mouse_event; + return &subsystem->common; +} + +FREERDP_API const char* ShadowSubsystemName(void) +{ + return "Mac"; +} + +FREERDP_API int ShadowSubsystemEntry(RDP_SHADOW_ENTRY_POINTS* pEntryPoints) +{ + char name[] = "mac shadow subsystem"; + char* arg[] = { name }; + + freerdp_server_warn_unmaintained(ARRAYSIZE(arg), arg); + pEntryPoints->New = mac_shadow_subsystem_new; + pEntryPoints->Free = mac_shadow_subsystem_free; + pEntryPoints->Init = mac_shadow_subsystem_init; + pEntryPoints->Uninit = mac_shadow_subsystem_uninit; + pEntryPoints->Start = mac_shadow_subsystem_start; + pEntryPoints->Stop = mac_shadow_subsystem_stop; + pEntryPoints->EnumMonitors = mac_shadow_enum_monitors; + return 1; +} diff --git a/server/shadow/Mac/mac_shadow.h b/server/shadow/Mac/mac_shadow.h new file mode 100644 index 0000000..2c31572 --- /dev/null +++ b/server/shadow/Mac/mac_shadow.h @@ -0,0 +1,64 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_MAC_SHADOW_H +#define FREERDP_SERVER_SHADOW_MAC_SHADOW_H + +#include <freerdp/server/shadow.h> + +typedef struct mac_shadow_subsystem macShadowSubsystem; + +#include <winpr/crt.h> +#include <winpr/synch.h> +#include <winpr/thread.h> +#include <winpr/stream.h> +#include <winpr/collections.h> + +#include <dispatch/dispatch.h> +#include <IOKit/IOKitLib.h> +#include <IOSurface/IOSurface.h> +#include <CoreVideo/CoreVideo.h> +#include <CoreGraphics/CoreGraphics.h> + +struct mac_shadow_subsystem +{ + rdpShadowSubsystem common; + + int width; + int height; + BOOL retina; + int pixelWidth; + int pixelHeight; + BOOL mouseDownLeft; + BOOL mouseDownRight; + BOOL mouseDownOther; + CGDisplayStreamRef stream; + dispatch_queue_t captureQueue; + CGDisplayStreamUpdateRef lastUpdate; +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_MAC_SHADOW_H */ diff --git a/server/shadow/Win/CMakeLists.txt b/server/shadow/Win/CMakeLists.txt new file mode 100644 index 0000000..f8a920e --- /dev/null +++ b/server/shadow/Win/CMakeLists.txt @@ -0,0 +1,20 @@ + +include (WarnUnmaintained) +warn_unmaintained("windows shadow server subsystem") + +add_definitions(-DWITH_SHADOW_WIN) +add_library(freerdp-shadow-subsystem-impl STATIC + win_dxgi.c + win_dxgi.h + win_rdp.c + win_rdp.h + win_shadow.c + win_shadow.h + win_wds.c + win_wds.h +) +target_link_libraries(freerdp-shadow-subsystem-impl PRIVATE + freerdp-client + freerdp + winpr +) diff --git a/server/shadow/Win/win_dxgi.c b/server/shadow/Win/win_dxgi.c new file mode 100644 index 0000000..3c25a00 --- /dev/null +++ b/server/shadow/Win/win_dxgi.c @@ -0,0 +1,794 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <winpr/print.h> +#include <freerdp/log.h> + +#include "win_dxgi.h" + +#define TAG SERVER_TAG("shadow.win") + +#ifdef WITH_DXGI_1_2 + +static D3D_DRIVER_TYPE DriverTypes[] = { + D3D_DRIVER_TYPE_HARDWARE, + D3D_DRIVER_TYPE_WARP, + D3D_DRIVER_TYPE_REFERENCE, +}; + +static UINT NumDriverTypes = ARRAYSIZE(DriverTypes); + +static D3D_FEATURE_LEVEL FeatureLevels[] = { D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_1, + D3D_FEATURE_LEVEL_10_0, D3D_FEATURE_LEVEL_9_1 }; + +static UINT NumFeatureLevels = ARRAYSIZE(FeatureLevels); + +static HMODULE d3d11_module = NULL; + +typedef HRESULT(WINAPI* fnD3D11CreateDevice)(IDXGIAdapter* pAdapter, D3D_DRIVER_TYPE DriverType, + HMODULE Software, UINT Flags, + CONST D3D_FEATURE_LEVEL* pFeatureLevels, + UINT FeatureLevels, UINT SDKVersion, + ID3D11Device** ppDevice, + D3D_FEATURE_LEVEL* pFeatureLevel, + ID3D11DeviceContext** ppImmediateContext); + +static fnD3D11CreateDevice pfnD3D11CreateDevice = NULL; + +#undef DEFINE_GUID +#define INITGUID + +#include <initguid.h> + +/* d3d11.h GUIDs */ + +DEFINE_GUID(IID_ID3D11DeviceChild, 0x1841e5c8, 0x16b0, 0x489b, 0xbc, 0xc8, 0x44, 0xcf, 0xb0, 0xd5, + 0xde, 0xae); +DEFINE_GUID(IID_ID3D11DepthStencilState, 0x03823efb, 0x8d8f, 0x4e1c, 0x9a, 0xa2, 0xf6, 0x4b, 0xb2, + 0xcb, 0xfd, 0xf1); +DEFINE_GUID(IID_ID3D11BlendState, 0x75b68faa, 0x347d, 0x4159, 0x8f, 0x45, 0xa0, 0x64, 0x0f, 0x01, + 0xcd, 0x9a); +DEFINE_GUID(IID_ID3D11RasterizerState, 0x9bb4ab81, 0xab1a, 0x4d8f, 0xb5, 0x06, 0xfc, 0x04, 0x20, + 0x0b, 0x6e, 0xe7); +DEFINE_GUID(IID_ID3D11Resource, 0xdc8e63f3, 0xd12b, 0x4952, 0xb4, 0x7b, 0x5e, 0x45, 0x02, 0x6a, + 0x86, 0x2d); +DEFINE_GUID(IID_ID3D11Buffer, 0x48570b85, 0xd1ee, 0x4fcd, 0xa2, 0x50, 0xeb, 0x35, 0x07, 0x22, 0xb0, + 0x37); +DEFINE_GUID(IID_ID3D11Texture1D, 0xf8fb5c27, 0xc6b3, 0x4f75, 0xa4, 0xc8, 0x43, 0x9a, 0xf2, 0xef, + 0x56, 0x4c); +DEFINE_GUID(IID_ID3D11Texture2D, 0x6f15aaf2, 0xd208, 0x4e89, 0x9a, 0xb4, 0x48, 0x95, 0x35, 0xd3, + 0x4f, 0x9c); +DEFINE_GUID(IID_ID3D11Texture3D, 0x037e866e, 0xf56d, 0x4357, 0xa8, 0xaf, 0x9d, 0xab, 0xbe, 0x6e, + 0x25, 0x0e); +DEFINE_GUID(IID_ID3D11View, 0x839d1216, 0xbb2e, 0x412b, 0xb7, 0xf4, 0xa9, 0xdb, 0xeb, 0xe0, 0x8e, + 0xd1); +DEFINE_GUID(IID_ID3D11ShaderResourceView, 0xb0e06fe0, 0x8192, 0x4e1a, 0xb1, 0xca, 0x36, 0xd7, 0x41, + 0x47, 0x10, 0xb2); +DEFINE_GUID(IID_ID3D11RenderTargetView, 0xdfdba067, 0x0b8d, 0x4865, 0x87, 0x5b, 0xd7, 0xb4, 0x51, + 0x6c, 0xc1, 0x64); +DEFINE_GUID(IID_ID3D11DepthStencilView, 0x9fdac92a, 0x1876, 0x48c3, 0xaf, 0xad, 0x25, 0xb9, 0x4f, + 0x84, 0xa9, 0xb6); +DEFINE_GUID(IID_ID3D11UnorderedAccessView, 0x28acf509, 0x7f5c, 0x48f6, 0x86, 0x11, 0xf3, 0x16, 0x01, + 0x0a, 0x63, 0x80); +DEFINE_GUID(IID_ID3D11VertexShader, 0x3b301d64, 0xd678, 0x4289, 0x88, 0x97, 0x22, 0xf8, 0x92, 0x8b, + 0x72, 0xf3); +DEFINE_GUID(IID_ID3D11HullShader, 0x8e5c6061, 0x628a, 0x4c8e, 0x82, 0x64, 0xbb, 0xe4, 0x5c, 0xb3, + 0xd5, 0xdd); +DEFINE_GUID(IID_ID3D11DomainShader, 0xf582c508, 0x0f36, 0x490c, 0x99, 0x77, 0x31, 0xee, 0xce, 0x26, + 0x8c, 0xfa); +DEFINE_GUID(IID_ID3D11GeometryShader, 0x38325b96, 0xeffb, 0x4022, 0xba, 0x02, 0x2e, 0x79, 0x5b, + 0x70, 0x27, 0x5c); +DEFINE_GUID(IID_ID3D11PixelShader, 0xea82e40d, 0x51dc, 0x4f33, 0x93, 0xd4, 0xdb, 0x7c, 0x91, 0x25, + 0xae, 0x8c); +DEFINE_GUID(IID_ID3D11ComputeShader, 0x4f5b196e, 0xc2bd, 0x495e, 0xbd, 0x01, 0x1f, 0xde, 0xd3, 0x8e, + 0x49, 0x69); +DEFINE_GUID(IID_ID3D11InputLayout, 0xe4819ddc, 0x4cf0, 0x4025, 0xbd, 0x26, 0x5d, 0xe8, 0x2a, 0x3e, + 0x07, 0xb7); +DEFINE_GUID(IID_ID3D11SamplerState, 0xda6fea51, 0x564c, 0x4487, 0x98, 0x10, 0xf0, 0xd0, 0xf9, 0xb4, + 0xe3, 0xa5); +DEFINE_GUID(IID_ID3D11Asynchronous, 0x4b35d0cd, 0x1e15, 0x4258, 0x9c, 0x98, 0x1b, 0x13, 0x33, 0xf6, + 0xdd, 0x3b); +DEFINE_GUID(IID_ID3D11Query, 0xd6c00747, 0x87b7, 0x425e, 0xb8, 0x4d, 0x44, 0xd1, 0x08, 0x56, 0x0a, + 0xfd); +DEFINE_GUID(IID_ID3D11Predicate, 0x9eb576dd, 0x9f77, 0x4d86, 0x81, 0xaa, 0x8b, 0xab, 0x5f, 0xe4, + 0x90, 0xe2); +DEFINE_GUID(IID_ID3D11Counter, 0x6e8c49fb, 0xa371, 0x4770, 0xb4, 0x40, 0x29, 0x08, 0x60, 0x22, 0xb7, + 0x41); +DEFINE_GUID(IID_ID3D11ClassInstance, 0xa6cd7faa, 0xb0b7, 0x4a2f, 0x94, 0x36, 0x86, 0x62, 0xa6, 0x57, + 0x97, 0xcb); +DEFINE_GUID(IID_ID3D11ClassLinkage, 0xddf57cba, 0x9543, 0x46e4, 0xa1, 0x2b, 0xf2, 0x07, 0xa0, 0xfe, + 0x7f, 0xed); +DEFINE_GUID(IID_ID3D11CommandList, 0xa24bc4d1, 0x769e, 0x43f7, 0x80, 0x13, 0x98, 0xff, 0x56, 0x6c, + 0x18, 0xe2); +DEFINE_GUID(IID_ID3D11DeviceContext, 0xc0bfa96c, 0xe089, 0x44fb, 0x8e, 0xaf, 0x26, 0xf8, 0x79, 0x61, + 0x90, 0xda); +DEFINE_GUID(IID_ID3D11VideoDecoder, 0x3C9C5B51, 0x995D, 0x48d1, 0x9B, 0x8D, 0xFA, 0x5C, 0xAE, 0xDE, + 0xD6, 0x5C); +DEFINE_GUID(IID_ID3D11VideoProcessorEnumerator, 0x31627037, 0x53AB, 0x4200, 0x90, 0x61, 0x05, 0xFA, + 0xA9, 0xAB, 0x45, 0xF9); +DEFINE_GUID(IID_ID3D11VideoProcessor, 0x1D7B0652, 0x185F, 0x41c6, 0x85, 0xCE, 0x0C, 0x5B, 0xE3, + 0xD4, 0xAE, 0x6C); +DEFINE_GUID(IID_ID3D11AuthenticatedChannel, 0x3015A308, 0xDCBD, 0x47aa, 0xA7, 0x47, 0x19, 0x24, + 0x86, 0xD1, 0x4D, 0x4A); +DEFINE_GUID(IID_ID3D11CryptoSession, 0x9B32F9AD, 0xBDCC, 0x40a6, 0xA3, 0x9D, 0xD5, 0xC8, 0x65, 0x84, + 0x57, 0x20); +DEFINE_GUID(IID_ID3D11VideoDecoderOutputView, 0xC2931AEA, 0x2A85, 0x4f20, 0x86, 0x0F, 0xFB, 0xA1, + 0xFD, 0x25, 0x6E, 0x18); +DEFINE_GUID(IID_ID3D11VideoProcessorInputView, 0x11EC5A5F, 0x51DC, 0x4945, 0xAB, 0x34, 0x6E, 0x8C, + 0x21, 0x30, 0x0E, 0xA5); +DEFINE_GUID(IID_ID3D11VideoProcessorOutputView, 0xA048285E, 0x25A9, 0x4527, 0xBD, 0x93, 0xD6, 0x8B, + 0x68, 0xC4, 0x42, 0x54); +DEFINE_GUID(IID_ID3D11VideoContext, 0x61F21C45, 0x3C0E, 0x4a74, 0x9C, 0xEA, 0x67, 0x10, 0x0D, 0x9A, + 0xD5, 0xE4); +DEFINE_GUID(IID_ID3D11VideoDevice, 0x10EC4D5B, 0x975A, 0x4689, 0xB9, 0xE4, 0xD0, 0xAA, 0xC3, 0x0F, + 0xE3, 0x33); +DEFINE_GUID(IID_ID3D11Device, 0xdb6f6ddb, 0xac77, 0x4e88, 0x82, 0x53, 0x81, 0x9d, 0xf9, 0xbb, 0xf1, + 0x40); + +/* dxgi.h GUIDs */ + +DEFINE_GUID(IID_IDXGIObject, 0xaec22fb8, 0x76f3, 0x4639, 0x9b, 0xe0, 0x28, 0xeb, 0x43, 0xa6, 0x7a, + 0x2e); +DEFINE_GUID(IID_IDXGIDeviceSubObject, 0x3d3e0379, 0xf9de, 0x4d58, 0xbb, 0x6c, 0x18, 0xd6, 0x29, + 0x92, 0xf1, 0xa6); +DEFINE_GUID(IID_IDXGIResource, 0x035f3ab4, 0x482e, 0x4e50, 0xb4, 0x1f, 0x8a, 0x7f, 0x8b, 0xd8, 0x96, + 0x0b); +DEFINE_GUID(IID_IDXGIKeyedMutex, 0x9d8e1289, 0xd7b3, 0x465f, 0x81, 0x26, 0x25, 0x0e, 0x34, 0x9a, + 0xf8, 0x5d); +DEFINE_GUID(IID_IDXGISurface, 0xcafcb56c, 0x6ac3, 0x4889, 0xbf, 0x47, 0x9e, 0x23, 0xbb, 0xd2, 0x60, + 0xec); +DEFINE_GUID(IID_IDXGISurface1, 0x4AE63092, 0x6327, 0x4c1b, 0x80, 0xAE, 0xBF, 0xE1, 0x2E, 0xA3, 0x2B, + 0x86); +DEFINE_GUID(IID_IDXGIAdapter, 0x2411e7e1, 0x12ac, 0x4ccf, 0xbd, 0x14, 0x97, 0x98, 0xe8, 0x53, 0x4d, + 0xc0); +DEFINE_GUID(IID_IDXGIOutput, 0xae02eedb, 0xc735, 0x4690, 0x8d, 0x52, 0x5a, 0x8d, 0xc2, 0x02, 0x13, + 0xaa); +DEFINE_GUID(IID_IDXGISwapChain, 0x310d36a0, 0xd2e7, 0x4c0a, 0xaa, 0x04, 0x6a, 0x9d, 0x23, 0xb8, + 0x88, 0x6a); +DEFINE_GUID(IID_IDXGIFactory, 0x7b7166ec, 0x21c7, 0x44ae, 0xb2, 0x1a, 0xc9, 0xae, 0x32, 0x1a, 0xe3, + 0x69); +DEFINE_GUID(IID_IDXGIDevice, 0x54ec77fa, 0x1377, 0x44e6, 0x8c, 0x32, 0x88, 0xfd, 0x5f, 0x44, 0xc8, + 0x4c); +DEFINE_GUID(IID_IDXGIFactory1, 0x770aae78, 0xf26f, 0x4dba, 0xa8, 0x29, 0x25, 0x3c, 0x83, 0xd1, 0xb3, + 0x87); +DEFINE_GUID(IID_IDXGIAdapter1, 0x29038f61, 0x3839, 0x4626, 0x91, 0xfd, 0x08, 0x68, 0x79, 0x01, 0x1a, + 0x05); +DEFINE_GUID(IID_IDXGIDevice1, 0x77db970f, 0x6276, 0x48ba, 0xba, 0x28, 0x07, 0x01, 0x43, 0xb4, 0x39, + 0x2c); + +/* dxgi1_2.h GUIDs */ + +DEFINE_GUID(IID_IDXGIDisplayControl, 0xea9dbf1a, 0xc88e, 0x4486, 0x85, 0x4a, 0x98, 0xaa, 0x01, 0x38, + 0xf3, 0x0c); +DEFINE_GUID(IID_IDXGIOutputDuplication, 0x191cfac3, 0xa341, 0x470d, 0xb2, 0x6e, 0xa8, 0x64, 0xf4, + 0x28, 0x31, 0x9c); +DEFINE_GUID(IID_IDXGISurface2, 0xaba496dd, 0xb617, 0x4cb8, 0xa8, 0x66, 0xbc, 0x44, 0xd7, 0xeb, 0x1f, + 0xa2); +DEFINE_GUID(IID_IDXGIResource1, 0x30961379, 0x4609, 0x4a41, 0x99, 0x8e, 0x54, 0xfe, 0x56, 0x7e, + 0xe0, 0xc1); +DEFINE_GUID(IID_IDXGIDevice2, 0x05008617, 0xfbfd, 0x4051, 0xa7, 0x90, 0x14, 0x48, 0x84, 0xb4, 0xf6, + 0xa9); +DEFINE_GUID(IID_IDXGISwapChain1, 0x790a45f7, 0x0d42, 0x4876, 0x98, 0x3a, 0x0a, 0x55, 0xcf, 0xe6, + 0xf4, 0xaa); +DEFINE_GUID(IID_IDXGIFactory2, 0x50c83a1c, 0xe072, 0x4c48, 0x87, 0xb0, 0x36, 0x30, 0xfa, 0x36, 0xa6, + 0xd0); +DEFINE_GUID(IID_IDXGIAdapter2, 0x0AA1AE0A, 0xFA0E, 0x4B84, 0x86, 0x44, 0xE0, 0x5F, 0xF8, 0xE5, 0xAC, + 0xB5); +DEFINE_GUID(IID_IDXGIOutput1, 0x00cddea8, 0x939b, 0x4b83, 0xa3, 0x40, 0xa6, 0x85, 0x22, 0x66, 0x66, + 0xcc); + +const char* GetDxgiErrorString(HRESULT hr) +{ + switch (hr) + { + case DXGI_STATUS_OCCLUDED: + return "DXGI_STATUS_OCCLUDED"; + case DXGI_STATUS_CLIPPED: + return "DXGI_STATUS_CLIPPED"; + case DXGI_STATUS_NO_REDIRECTION: + return "DXGI_STATUS_NO_REDIRECTION"; + case DXGI_STATUS_NO_DESKTOP_ACCESS: + return "DXGI_STATUS_NO_DESKTOP_ACCESS"; + case DXGI_STATUS_GRAPHICS_VIDPN_SOURCE_IN_USE: + return "DXGI_STATUS_GRAPHICS_VIDPN_SOURCE_IN_USE"; + case DXGI_STATUS_MODE_CHANGED: + return "DXGI_STATUS_MODE_CHANGED"; + case DXGI_STATUS_MODE_CHANGE_IN_PROGRESS: + return "DXGI_STATUS_MODE_CHANGE_IN_PROGRESS"; + case DXGI_ERROR_INVALID_CALL: + return "DXGI_ERROR_INVALID_CALL"; + case DXGI_ERROR_NOT_FOUND: + return "DXGI_ERROR_NOT_FOUND"; + case DXGI_ERROR_MORE_DATA: + return "DXGI_ERROR_MORE_DATA"; + case DXGI_ERROR_UNSUPPORTED: + return "DXGI_ERROR_UNSUPPORTED"; + case DXGI_ERROR_DEVICE_REMOVED: + return "DXGI_ERROR_DEVICE_REMOVED"; + case DXGI_ERROR_DEVICE_HUNG: + return "DXGI_ERROR_DEVICE_HUNG"; + case DXGI_ERROR_DEVICE_RESET: + return "DXGI_ERROR_DEVICE_RESET"; + case DXGI_ERROR_WAS_STILL_DRAWING: + return "DXGI_ERROR_WAS_STILL_DRAWING"; + case DXGI_ERROR_FRAME_STATISTICS_DISJOINT: + return "DXGI_ERROR_FRAME_STATISTICS_DISJOINT"; + case DXGI_ERROR_GRAPHICS_VIDPN_SOURCE_IN_USE: + return "DXGI_ERROR_GRAPHICS_VIDPN_SOURCE_IN_USE"; + case DXGI_ERROR_DRIVER_INTERNAL_ERROR: + return "DXGI_ERROR_DRIVER_INTERNAL_ERROR"; + case DXGI_ERROR_NONEXCLUSIVE: + return "DXGI_ERROR_NONEXCLUSIVE"; + case DXGI_ERROR_NOT_CURRENTLY_AVAILABLE: + return "DXGI_ERROR_NOT_CURRENTLY_AVAILABLE"; + case DXGI_ERROR_REMOTE_CLIENT_DISCONNECTED: + return "DXGI_ERROR_REMOTE_CLIENT_DISCONNECTED"; + case DXGI_ERROR_REMOTE_OUTOFMEMORY: + return "DXGI_ERROR_REMOTE_OUTOFMEMORY"; + case DXGI_ERROR_ACCESS_LOST: + return "DXGI_ERROR_ACCESS_LOST"; + case DXGI_ERROR_WAIT_TIMEOUT: + return "DXGI_ERROR_WAIT_TIMEOUT"; + case DXGI_ERROR_SESSION_DISCONNECTED: + return "DXGI_ERROR_SESSION_DISCONNECTED"; + case DXGI_ERROR_RESTRICT_TO_OUTPUT_STALE: + return "DXGI_ERROR_RESTRICT_TO_OUTPUT_STALE"; + case DXGI_ERROR_CANNOT_PROTECT_CONTENT: + return "DXGI_ERROR_CANNOT_PROTECT_CONTENT"; + case DXGI_ERROR_ACCESS_DENIED: + return "DXGI_ERROR_ACCESS_DENIED"; + case DXGI_ERROR_NAME_ALREADY_EXISTS: + return "DXGI_ERROR_NAME_ALREADY_EXISTS"; + case DXGI_ERROR_SDK_COMPONENT_MISSING: + return "DXGI_ERROR_SDK_COMPONENT_MISSING"; + case DXGI_STATUS_UNOCCLUDED: + return "DXGI_STATUS_UNOCCLUDED"; + case DXGI_STATUS_DDA_WAS_STILL_DRAWING: + return "DXGI_STATUS_DDA_WAS_STILL_DRAWING"; + case DXGI_ERROR_MODE_CHANGE_IN_PROGRESS: + return "DXGI_ERROR_MODE_CHANGE_IN_PROGRESS"; + case DXGI_DDI_ERR_WASSTILLDRAWING: + return "DXGI_DDI_ERR_WASSTILLDRAWING"; + case DXGI_DDI_ERR_UNSUPPORTED: + return "DXGI_DDI_ERR_UNSUPPORTED"; + case DXGI_DDI_ERR_NONEXCLUSIVE: + return "DXGI_DDI_ERR_NONEXCLUSIVE"; + case 0x80070005: + return "DXGI_ERROR_ACCESS_DENIED"; + } + + return "DXGI_ERROR_UNKNOWN"; +} + +static void win_shadow_d3d11_module_init() +{ + if (d3d11_module) + return; + + d3d11_module = LoadLibraryA("d3d11.dll"); + + if (!d3d11_module) + return; + + pfnD3D11CreateDevice = (fnD3D11CreateDevice)GetProcAddress(d3d11_module, "D3D11CreateDevice"); +} + +int win_shadow_dxgi_init_duplication(winShadowSubsystem* subsystem) +{ + HRESULT hr; + UINT dTop, i = 0; + IDXGIOutput* pOutput; + DXGI_OUTPUT_DESC outputDesc = { 0 }; + DXGI_OUTPUT_DESC* pOutputDesc; + D3D11_TEXTURE2D_DESC textureDesc; + IDXGIDevice* dxgiDevice = NULL; + IDXGIAdapter* dxgiAdapter = NULL; + IDXGIOutput* dxgiOutput = NULL; + IDXGIOutput1* dxgiOutput1 = NULL; + + hr = subsystem->dxgiDevice->lpVtbl->QueryInterface(subsystem->dxgiDevice, &IID_IDXGIDevice, + (void**)&dxgiDevice); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "ID3D11Device::QueryInterface(IDXGIDevice) failure: %s (0x%08lX)", + GetDxgiErrorString(hr), hr); + return -1; + } + + hr = dxgiDevice->lpVtbl->GetParent(dxgiDevice, &IID_IDXGIAdapter, (void**)&dxgiAdapter); + + if (dxgiDevice) + { + dxgiDevice->lpVtbl->Release(dxgiDevice); + dxgiDevice = NULL; + } + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIDevice::GetParent(IDXGIAdapter) failure: %s (0x%08lX)", + GetDxgiErrorString(hr), hr); + return -1; + } + + pOutput = NULL; + + while (dxgiAdapter->lpVtbl->EnumOutputs(dxgiAdapter, i, &pOutput) != DXGI_ERROR_NOT_FOUND) + { + pOutputDesc = &outputDesc; + + hr = pOutput->lpVtbl->GetDesc(pOutput, pOutputDesc); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIOutput::GetDesc failure: %s (0x%08lX)", GetDxgiErrorString(hr), hr); + return -1; + } + + if (pOutputDesc->AttachedToDesktop) + dTop = i; + + pOutput->lpVtbl->Release(pOutput); + i++; + } + + dTop = 0; /* screen id */ + + hr = dxgiAdapter->lpVtbl->EnumOutputs(dxgiAdapter, dTop, &dxgiOutput); + + if (dxgiAdapter) + { + dxgiAdapter->lpVtbl->Release(dxgiAdapter); + dxgiAdapter = NULL; + } + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIAdapter::EnumOutputs failure: %s (0x%08lX)", GetDxgiErrorString(hr), + hr); + return -1; + } + + hr = dxgiOutput->lpVtbl->QueryInterface(dxgiOutput, &IID_IDXGIOutput1, (void**)&dxgiOutput1); + + if (dxgiOutput) + { + dxgiOutput->lpVtbl->Release(dxgiOutput); + dxgiOutput = NULL; + } + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIOutput::QueryInterface(IDXGIOutput1) failure: %s (0x%08lX)", + GetDxgiErrorString(hr), hr); + return -1; + } + + hr = dxgiOutput1->lpVtbl->DuplicateOutput(dxgiOutput1, (IUnknown*)subsystem->dxgiDevice, + &(subsystem->dxgiOutputDuplication)); + + if (dxgiOutput1) + { + dxgiOutput1->lpVtbl->Release(dxgiOutput1); + dxgiOutput1 = NULL; + } + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIOutput1::DuplicateOutput failure: %s (0x%08lX)", GetDxgiErrorString(hr), + hr); + return -1; + } + + textureDesc.Width = subsystem->width; + textureDesc.Height = subsystem->height; + textureDesc.MipLevels = 1; + textureDesc.ArraySize = 1; + textureDesc.Format = DXGI_FORMAT_B8G8R8A8_UNORM; + textureDesc.SampleDesc.Count = 1; + textureDesc.SampleDesc.Quality = 0; + textureDesc.Usage = D3D11_USAGE_STAGING; + textureDesc.BindFlags = 0; + textureDesc.CPUAccessFlags = D3D11_CPU_ACCESS_READ; + textureDesc.MiscFlags = 0; + + hr = subsystem->dxgiDevice->lpVtbl->CreateTexture2D(subsystem->dxgiDevice, &textureDesc, NULL, + &(subsystem->dxgiStage)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "ID3D11Device::CreateTexture2D failure: %s (0x%08lX)", GetDxgiErrorString(hr), + hr); + return -1; + } + + return 1; +} + +int win_shadow_dxgi_init(winShadowSubsystem* subsystem) +{ + UINT i = 0; + HRESULT hr; + int status; + UINT DriverTypeIndex; + IDXGIDevice* DxgiDevice = NULL; + IDXGIAdapter* DxgiAdapter = NULL; + IDXGIOutput* DxgiOutput = NULL; + IDXGIOutput1* DxgiOutput1 = NULL; + + win_shadow_d3d11_module_init(); + + if (!pfnD3D11CreateDevice) + return -1; + + for (DriverTypeIndex = 0; DriverTypeIndex < NumDriverTypes; ++DriverTypeIndex) + { + hr = pfnD3D11CreateDevice(NULL, DriverTypes[DriverTypeIndex], NULL, 0, FeatureLevels, + NumFeatureLevels, D3D11_SDK_VERSION, &(subsystem->dxgiDevice), + &(subsystem->featureLevel), &(subsystem->dxgiDeviceContext)); + + if (SUCCEEDED(hr)) + break; + } + + if (FAILED(hr)) + { + WLog_ERR(TAG, "D3D11CreateDevice failure: 0x%08lX", hr); + return -1; + } + + status = win_shadow_dxgi_init_duplication(subsystem); + + return status; +} + +int win_shadow_dxgi_uninit(winShadowSubsystem* subsystem) +{ + if (subsystem->dxgiStage) + { + subsystem->dxgiStage->lpVtbl->Release(subsystem->dxgiStage); + subsystem->dxgiStage = NULL; + } + + if (subsystem->dxgiDesktopImage) + { + subsystem->dxgiDesktopImage->lpVtbl->Release(subsystem->dxgiDesktopImage); + subsystem->dxgiDesktopImage = NULL; + } + + if (subsystem->dxgiOutputDuplication) + { + subsystem->dxgiOutputDuplication->lpVtbl->Release(subsystem->dxgiOutputDuplication); + subsystem->dxgiOutputDuplication = NULL; + } + + if (subsystem->dxgiDeviceContext) + { + subsystem->dxgiDeviceContext->lpVtbl->Release(subsystem->dxgiDeviceContext); + subsystem->dxgiDeviceContext = NULL; + } + + if (subsystem->dxgiDevice) + { + subsystem->dxgiDevice->lpVtbl->Release(subsystem->dxgiDevice); + subsystem->dxgiDevice = NULL; + } + + return 1; +} + +int win_shadow_dxgi_fetch_frame_data(winShadowSubsystem* subsystem, BYTE** ppDstData, + int* pnDstStep, int x, int y, int width, int height) +{ + int status; + HRESULT hr; + D3D11_BOX Box; + DXGI_MAPPED_RECT mappedRect; + + if ((width * height) < 1) + return 0; + + Box.top = x; + Box.left = y; + Box.right = x + width; + Box.bottom = y + height; + Box.front = 0; + Box.back = 1; + + subsystem->dxgiDeviceContext->lpVtbl->CopySubresourceRegion( + subsystem->dxgiDeviceContext, (ID3D11Resource*)subsystem->dxgiStage, 0, 0, 0, 0, + (ID3D11Resource*)subsystem->dxgiDesktopImage, 0, &Box); + + hr = subsystem->dxgiStage->lpVtbl->QueryInterface(subsystem->dxgiStage, &IID_IDXGISurface, + (void**)&(subsystem->dxgiSurface)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "ID3D11Texture2D::QueryInterface(IDXGISurface) failure: %s 0x%08lX", + GetDxgiErrorString(hr), hr); + return -1; + } + + hr = subsystem->dxgiSurface->lpVtbl->Map(subsystem->dxgiSurface, &mappedRect, DXGI_MAP_READ); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGISurface::Map failure: %s 0x%08lX", GetDxgiErrorString(hr), hr); + + if (hr == DXGI_ERROR_DEVICE_REMOVED) + { + win_shadow_dxgi_uninit(subsystem); + + status = win_shadow_dxgi_init(subsystem); + + if (status < 0) + return -1; + + return 0; + } + + return -1; + } + + subsystem->dxgiSurfaceMapped = TRUE; + + *ppDstData = mappedRect.pBits; + *pnDstStep = mappedRect.Pitch; + + return 1; +} + +int win_shadow_dxgi_release_frame_data(winShadowSubsystem* subsystem) +{ + if (subsystem->dxgiSurface) + { + if (subsystem->dxgiSurfaceMapped) + { + subsystem->dxgiSurface->lpVtbl->Unmap(subsystem->dxgiSurface); + subsystem->dxgiSurfaceMapped = FALSE; + } + + subsystem->dxgiSurface->lpVtbl->Release(subsystem->dxgiSurface); + subsystem->dxgiSurface = NULL; + } + + if (subsystem->dxgiOutputDuplication) + { + if (subsystem->dxgiFrameAcquired) + { + subsystem->dxgiOutputDuplication->lpVtbl->ReleaseFrame( + subsystem->dxgiOutputDuplication); + subsystem->dxgiFrameAcquired = FALSE; + } + } + + subsystem->pendingFrames = 0; + + return 1; +} + +int win_shadow_dxgi_get_next_frame(winShadowSubsystem* subsystem) +{ + UINT i = 0; + int status; + HRESULT hr = 0; + UINT timeout = 15; + UINT DataBufferSize = 0; + BYTE* DataBuffer = NULL; + + if (subsystem->dxgiFrameAcquired) + { + win_shadow_dxgi_release_frame_data(subsystem); + } + + if (subsystem->dxgiDesktopImage) + { + subsystem->dxgiDesktopImage->lpVtbl->Release(subsystem->dxgiDesktopImage); + subsystem->dxgiDesktopImage = NULL; + } + + hr = subsystem->dxgiOutputDuplication->lpVtbl->AcquireNextFrame( + subsystem->dxgiOutputDuplication, timeout, &(subsystem->dxgiFrameInfo), + &(subsystem->dxgiResource)); + + if (SUCCEEDED(hr)) + { + subsystem->dxgiFrameAcquired = TRUE; + subsystem->pendingFrames = subsystem->dxgiFrameInfo.AccumulatedFrames; + } + + if (hr == DXGI_ERROR_WAIT_TIMEOUT) + return 0; + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIOutputDuplication::AcquireNextFrame failure: %s (0x%08lX)", + GetDxgiErrorString(hr), hr); + + if (hr == DXGI_ERROR_ACCESS_LOST) + { + win_shadow_dxgi_release_frame_data(subsystem); + + if (subsystem->dxgiDesktopImage) + { + subsystem->dxgiDesktopImage->lpVtbl->Release(subsystem->dxgiDesktopImage); + subsystem->dxgiDesktopImage = NULL; + } + + if (subsystem->dxgiOutputDuplication) + { + subsystem->dxgiOutputDuplication->lpVtbl->Release(subsystem->dxgiOutputDuplication); + subsystem->dxgiOutputDuplication = NULL; + } + + status = win_shadow_dxgi_init_duplication(subsystem); + + if (status < 0) + return -1; + + return 0; + } + else if (hr == DXGI_ERROR_INVALID_CALL) + { + win_shadow_dxgi_uninit(subsystem); + + status = win_shadow_dxgi_init(subsystem); + + if (status < 0) + return -1; + + return 0; + } + + return -1; + } + + hr = subsystem->dxgiResource->lpVtbl->QueryInterface( + subsystem->dxgiResource, &IID_ID3D11Texture2D, (void**)&(subsystem->dxgiDesktopImage)); + + if (subsystem->dxgiResource) + { + subsystem->dxgiResource->lpVtbl->Release(subsystem->dxgiResource); + subsystem->dxgiResource = NULL; + } + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IDXGIResource::QueryInterface(ID3D11Texture2D) failure: %s (0x%08lX)", + GetDxgiErrorString(hr), hr); + return -1; + } + + return 1; +} + +int win_shadow_dxgi_get_invalid_region(winShadowSubsystem* subsystem) +{ + HRESULT hr; + POINT* pSrcPt; + RECT* pDstRect; + RECT* pDirtyRect; + UINT numMoveRects; + UINT numDirtyRects; + UINT UsedBufferSize; + RECTANGLE_16 invalidRect; + UINT MetadataBufferSize; + UINT MoveRectsBufferSize; + UINT DirtyRectsBufferSize; + RECT* pDirtyRectsBuffer; + DXGI_OUTDUPL_MOVE_RECT* pMoveRect; + DXGI_OUTDUPL_MOVE_RECT* pMoveRectBuffer; + rdpShadowSurface* surface = subsystem->server->surface; + + if (subsystem->dxgiFrameInfo.AccumulatedFrames == 0) + return 0; + + if (subsystem->dxgiFrameInfo.TotalMetadataBufferSize == 0) + return 0; + + MetadataBufferSize = subsystem->dxgiFrameInfo.TotalMetadataBufferSize; + + if (MetadataBufferSize > subsystem->MetadataBufferSize) + { + subsystem->MetadataBuffer = (BYTE*)realloc(subsystem->MetadataBuffer, MetadataBufferSize); + + if (!subsystem->MetadataBuffer) + return -1; + + subsystem->MetadataBufferSize = MetadataBufferSize; + } + + /* GetFrameMoveRects */ + + UsedBufferSize = 0; + + MoveRectsBufferSize = MetadataBufferSize - UsedBufferSize; + pMoveRectBuffer = (DXGI_OUTDUPL_MOVE_RECT*)&(subsystem->MetadataBuffer[UsedBufferSize]); + + hr = subsystem->dxgiOutputDuplication->lpVtbl->GetFrameMoveRects( + subsystem->dxgiOutputDuplication, MoveRectsBufferSize, pMoveRectBuffer, + &MoveRectsBufferSize); + + if (FAILED(hr)) + { + WLog_ERR(TAG, + "IDXGIOutputDuplication::GetFrameMoveRects failure: %s (0x%08lX) Size: %u Total " + "%u Used: %u", + GetDxgiErrorString(hr), hr, MoveRectsBufferSize, MetadataBufferSize, + UsedBufferSize); + return -1; + } + + /* GetFrameDirtyRects */ + + UsedBufferSize += MoveRectsBufferSize; + + DirtyRectsBufferSize = MetadataBufferSize - UsedBufferSize; + pDirtyRectsBuffer = (RECT*)&(subsystem->MetadataBuffer[UsedBufferSize]); + + hr = subsystem->dxgiOutputDuplication->lpVtbl->GetFrameDirtyRects( + subsystem->dxgiOutputDuplication, DirtyRectsBufferSize, pDirtyRectsBuffer, + &DirtyRectsBufferSize); + + if (FAILED(hr)) + { + WLog_ERR(TAG, + "IDXGIOutputDuplication::GetFrameDirtyRects failure: %s (0x%08lX) Size: %u Total " + "%u Used: %u", + GetDxgiErrorString(hr), hr, DirtyRectsBufferSize, MetadataBufferSize, + UsedBufferSize); + return -1; + } + + numMoveRects = MoveRectsBufferSize / sizeof(DXGI_OUTDUPL_MOVE_RECT); + + for (UINT i = 0; i < numMoveRects; i++) + { + pMoveRect = &pMoveRectBuffer[i]; + pSrcPt = &(pMoveRect->SourcePoint); + pDstRect = &(pMoveRect->DestinationRect); + + invalidRect.left = (UINT16)pDstRect->left; + invalidRect.top = (UINT16)pDstRect->top; + invalidRect.right = (UINT16)pDstRect->right; + invalidRect.bottom = (UINT16)pDstRect->bottom; + + region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect); + } + + numDirtyRects = DirtyRectsBufferSize / sizeof(RECT); + + for (UINT i = 0; i < numDirtyRects; i++) + { + pDirtyRect = &pDirtyRectsBuffer[i]; + + invalidRect.left = (UINT16)pDirtyRect->left; + invalidRect.top = (UINT16)pDirtyRect->top; + invalidRect.right = (UINT16)pDirtyRect->right; + invalidRect.bottom = (UINT16)pDirtyRect->bottom; + + region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect); + } + + return 1; +} + +#endif diff --git a/server/shadow/Win/win_dxgi.h b/server/shadow/Win/win_dxgi.h new file mode 100644 index 0000000..ffe80a0 --- /dev/null +++ b/server/shadow/Win/win_dxgi.h @@ -0,0 +1,61 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_WIN_DXGI_H +#define FREERDP_SERVER_SHADOW_WIN_DXGI_H + +#if _WIN32_WINNT >= 0x0602 +//#define WITH_DXGI_1_2 1 +#endif + +#ifdef WITH_DXGI_1_2 + +#ifndef CINTERFACE +#define CINTERFACE +#endif + +#include <D3D11.h> +#include <dxgi1_2.h> + +#endif + +#include "win_shadow.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + +#ifdef WITH_DXGI_1_2 + + int win_shadow_dxgi_init(winShadowSubsystem* subsystem); + int win_shadow_dxgi_uninit(winShadowSubsystem* subsystem); + + int win_shadow_dxgi_fetch_frame_data(winShadowSubsystem* subsystem, BYTE** ppDstData, + int* pnDstStep, int x, int y, int width, int height); + + int win_shadow_dxgi_get_next_frame(winShadowSubsystem* subsystem); + int win_shadow_dxgi_get_invalid_region(winShadowSubsystem* subsystem); + +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_WIN_DXGI_H */ diff --git a/server/shadow/Win/win_rdp.c b/server/shadow/Win/win_rdp.c new file mode 100644 index 0000000..3db073d --- /dev/null +++ b/server/shadow/Win/win_rdp.c @@ -0,0 +1,440 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <winpr/assert.h> +#include <winpr/print.h> +#include <winpr/assert.h> + +#include <freerdp/log.h> + +#include "win_rdp.h" + +#define TAG SERVER_TAG("shadow.win") + +static void shw_OnChannelConnectedEventHandler(void* context, const ChannelConnectedEventArgs* e) +{ + shwContext* shw = (shwContext*)context; + WINPR_ASSERT(e); + WLog_INFO(TAG, "OnChannelConnected: %s", e->name); +} + +static void shw_OnChannelDisconnectedEventHandler(void* context, + const ChannelDisconnectedEventArgs* e) +{ + shwContext* shw = (shwContext*)context; + WINPR_ASSERT(e); + WLog_INFO(TAG, "OnChannelDisconnected: %s", e->name); +} + +static BOOL shw_begin_paint(rdpContext* context) +{ + shwContext* shw; + rdpGdi* gdi; + + WINPR_ASSERT(context); + gdi = context->gdi; + WINPR_ASSERT(gdi); + shw = (shwContext*)context; + gdi->primary->hdc->hwnd->invalid->null = TRUE; + gdi->primary->hdc->hwnd->ninvalid = 0; + return TRUE; +} + +static BOOL shw_end_paint(rdpContext* context) +{ + int ninvalid; + HGDI_RGN cinvalid; + RECTANGLE_16 invalidRect; + rdpGdi* gdi = context->gdi; + shwContext* shw = (shwContext*)context; + winShadowSubsystem* subsystem = shw->subsystem; + rdpShadowSurface* surface = subsystem->base.server->surface; + ninvalid = gdi->primary->hdc->hwnd->ninvalid; + cinvalid = gdi->primary->hdc->hwnd->cinvalid; + + for (int index = 0; index < ninvalid; index++) + { + invalidRect.left = cinvalid[index].x; + invalidRect.top = cinvalid[index].y; + invalidRect.right = cinvalid[index].x + cinvalid[index].w; + invalidRect.bottom = cinvalid[index].y + cinvalid[index].h; + region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect); + } + + SetEvent(subsystem->RdpUpdateEnterEvent); + WaitForSingleObject(subsystem->RdpUpdateLeaveEvent, INFINITE); + ResetEvent(subsystem->RdpUpdateLeaveEvent); + return TRUE; +} + +BOOL shw_desktop_resize(rdpContext* context) +{ + WLog_WARN(TAG, "Desktop resizing not implemented!"); + return TRUE; +} + +static BOOL shw_surface_frame_marker(rdpContext* context, + const SURFACE_FRAME_MARKER* surfaceFrameMarker) +{ + shwContext* shw = (shwContext*)context; + return TRUE; +} + +static BOOL shw_authenticate(freerdp* instance, char** username, char** password, char** domain) +{ + WLog_WARN(TAG, "Authentication not implemented, access granted to everyone!"); + return TRUE; +} + +static int shw_verify_x509_certificate(freerdp* instance, const BYTE* data, size_t length, + const char* hostname, UINT16 port, DWORD flags) +{ + WLog_WARN(TAG, "Certificate checks not implemented, access granted to everyone!"); + return 1; +} + +static void shw_OnConnectionResultEventHandler(void* context, const ConnectionResultEventArgs* e) +{ + shwContext* shw = (shwContext*)context; + WINPR_ASSERT(e); + WLog_INFO(TAG, "OnConnectionResult: %d", e->result); +} + +static BOOL shw_pre_connect(freerdp* instance) +{ + shwContext* shw; + rdpContext* context = instance->context; + shw = (shwContext*)context; + PubSub_SubscribeConnectionResult(context->pubSub, shw_OnConnectionResultEventHandler); + PubSub_SubscribeChannelConnected(context->pubSub, shw_OnChannelConnectedEventHandler); + PubSub_SubscribeChannelDisconnected(context->pubSub, shw_OnChannelDisconnectedEventHandler); + + return TRUE; +} + +static BOOL shw_post_connect(freerdp* instance) +{ + rdpGdi* gdi; + shwContext* shw; + rdpUpdate* update; + rdpSettings* settings; + + WINPR_ASSERT(instance); + + shw = (shwContext*)instance->context; + WINPR_ASSERT(shw); + + update = instance->context->update; + WINPR_ASSERT(update); + + settings = instance->context->settings; + WINPR_ASSERT(settings); + + if (!gdi_init(instance, PIXEL_FORMAT_BGRX32)) + return FALSE; + + gdi = instance->context->gdi; + update->BeginPaint = shw_begin_paint; + update->EndPaint = shw_end_paint; + update->DesktopResize = shw_desktop_resize; + update->SurfaceFrameMarker = shw_surface_frame_marker; + return TRUE; +} + +static DWORD WINAPI shw_client_thread(LPVOID arg) +{ + int index; + BOOL bSuccess; + shwContext* shw; + rdpContext* context; + rdpChannels* channels; + + freerdp* instance = (freerdp*)arg; + WINPR_ASSERT(instance); + + context = (rdpContext*)instance->context; + WINPR_ASSERT(context); + + shw = (shwContext*)context; + + bSuccess = freerdp_connect(instance); + WLog_INFO(TAG, "freerdp_connect: %d", bSuccess); + + if (!bSuccess) + { + ExitThread(0); + return 0; + } + + channels = context->channels; + WINPR_ASSERT(channels); + + while (1) + { + DWORD status; + HANDLE handles[MAXIMUM_WAIT_OBJECTS] = { 0 }; + DWORD count = freerdp_get_event_handles(instance->context, handles, ARRAYSIZE(handles)); + + if ((count == 0) || (count == MAXIMUM_WAIT_OBJECTS)) + { + WLog_ERR(TAG, "Failed to get FreeRDP event handles"); + break; + } + + handles[count++] = freerdp_channels_get_event_handle(instance); + + if (MsgWaitForMultipleObjects(count, handles, FALSE, 1000, QS_ALLINPUT) == WAIT_FAILED) + { + WLog_ERR(TAG, "MsgWaitForMultipleObjects failure: 0x%08lX", GetLastError()); + break; + } + + if (!freerdp_check_fds(instance)) + { + WLog_ERR(TAG, "Failed to check FreeRDP file descriptor"); + break; + } + + if (freerdp_shall_disconnect_context(instance->context)) + { + break; + } + + if (!freerdp_channels_check_fds(channels, instance)) + { + WLog_ERR(TAG, "Failed to check channels file descriptor"); + break; + } + } + + freerdp_free(instance); + ExitThread(0); + return 0; +} + +/** + * Client Interface + */ + +static BOOL shw_freerdp_client_global_init(void) +{ + return TRUE; +} + +static void shw_freerdp_client_global_uninit(void) +{ +} + +static int shw_freerdp_client_start(rdpContext* context) +{ + shwContext* shw; + freerdp* instance = context->instance; + shw = (shwContext*)context; + + if (!(shw->common.thread = CreateThread(NULL, 0, shw_client_thread, instance, 0, NULL))) + { + WLog_ERR(TAG, "Failed to create thread"); + return -1; + } + + return 0; +} + +static int shw_freerdp_client_stop(rdpContext* context) +{ + shwContext* shw = (shwContext*)context; + SetEvent(shw->StopEvent); + return 0; +} + +static BOOL shw_freerdp_client_new(freerdp* instance, rdpContext* context) +{ + shwContext* shw; + rdpSettings* settings; + + WINPR_ASSERT(instance); + WINPR_ASSERT(context); + + shw = (shwContext*)instance->context; + WINPR_ASSERT(shw); + + if (!(shw->StopEvent = CreateEvent(NULL, TRUE, FALSE, NULL))) + return FALSE; + + instance->LoadChannels = freerdp_client_load_channels; + instance->PreConnect = shw_pre_connect; + instance->PostConnect = shw_post_connect; + instance->Authenticate = shw_authenticate; + instance->VerifyX509Certificate = shw_verify_x509_certificate; + + settings = context->settings; + WINPR_ASSERT(settings); + + shw->settings = settings; + if (!freerdp_settings_set_bool(settings, FreeRDP_AsyncChannels, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_AsyncUpdate, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_IgnoreCertificate, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_ExternalCertificateManagement, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_BitmapCacheEnabled, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_BitmapCacheV3Enabled, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_OffscreenSupportLevel, FALSE)) + return FALSE; + if (!freerdp_settings_set_uint32(settings, FreeRDP_GlyphSupportLevel, GLYPH_SUPPORT_NONE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_BrushSupportLevel, FALSE)) + return FALSE; + ZeroMemory(freerdp_settings_get_pointer_writable(settings, FreeRDP_OrderSupport), 32); + if (!freerdp_settings_set_bool(settings, FreeRDP_FrameMarkerCommandEnabled, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_SurfaceFrameMarkerEnabled, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_AltSecFrameMarkerSupport, TRUE)) + return FALSE; + if (!freerdp_settings_set_uint32(settings, FreeRDP_ColorDepth, 32)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_NSCodec, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_RemoteFxCodec, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_FastPathInput, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_FastPathOutput, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_LargePointerFlag, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_CompressionEnabled, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_AutoReconnectionEnabled, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_NetworkAutoDetect, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_SupportHeartbeatPdu, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_SupportMultitransport, FALSE)) + return FALSE; + if (!freerdp_settings_set_uint32(settings, FreeRDP_ConnectionType, CONNECTION_TYPE_LAN)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_AllowFontSmoothing, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_AllowDesktopComposition, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DisableWallpaper, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DisableFullWindowDrag, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DisableMenuAnims, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DisableThemes, FALSE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DeviceRedirection, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_RedirectClipboard, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_SupportDynamicChannels, TRUE)) + return FALSE; + return TRUE; +} + +static void shw_freerdp_client_free(freerdp* instance, rdpContext* context) +{ + shwContext* shw = (shwContext*)instance->context; +} + +int shw_RdpClientEntry(RDP_CLIENT_ENTRY_POINTS* pEntryPoints) +{ + pEntryPoints->Version = 1; + pEntryPoints->Size = sizeof(RDP_CLIENT_ENTRY_POINTS_V1); + pEntryPoints->settings = NULL; + pEntryPoints->ContextSize = sizeof(shwContext); + pEntryPoints->GlobalInit = shw_freerdp_client_global_init; + pEntryPoints->GlobalUninit = shw_freerdp_client_global_uninit; + pEntryPoints->ClientNew = shw_freerdp_client_new; + pEntryPoints->ClientFree = shw_freerdp_client_free; + pEntryPoints->ClientStart = shw_freerdp_client_start; + pEntryPoints->ClientStop = shw_freerdp_client_stop; + return 0; +} + +int win_shadow_rdp_init(winShadowSubsystem* subsystem) +{ + rdpContext* context; + RDP_CLIENT_ENTRY_POINTS clientEntryPoints = { 0 }; + + clientEntryPoints.Size = sizeof(RDP_CLIENT_ENTRY_POINTS); + clientEntryPoints.Version = RDP_CLIENT_INTERFACE_VERSION; + shw_RdpClientEntry(&clientEntryPoints); + + if (!(subsystem->RdpUpdateEnterEvent = CreateEvent(NULL, TRUE, FALSE, NULL))) + goto fail_enter_event; + + if (!(subsystem->RdpUpdateLeaveEvent = CreateEvent(NULL, TRUE, FALSE, NULL))) + goto fail_leave_event; + + if (!(context = freerdp_client_context_new(&clientEntryPoints))) + goto fail_context; + + subsystem->shw = (shwContext*)context; + subsystem->shw->settings = context->settings; + subsystem->shw->subsystem = subsystem; + return 1; +fail_context: + CloseHandle(subsystem->RdpUpdateLeaveEvent); +fail_leave_event: + CloseHandle(subsystem->RdpUpdateEnterEvent); +fail_enter_event: + return -1; +} + +int win_shadow_rdp_start(winShadowSubsystem* subsystem) +{ + int status; + shwContext* shw = subsystem->shw; + rdpContext* context = (rdpContext*)shw; + status = freerdp_client_start(context); + return status; +} + +int win_shadow_rdp_stop(winShadowSubsystem* subsystem) +{ + int status; + shwContext* shw = subsystem->shw; + rdpContext* context = (rdpContext*)shw; + status = freerdp_client_stop(context); + return status; +} + +int win_shadow_rdp_uninit(winShadowSubsystem* subsystem) +{ + win_shadow_rdp_stop(subsystem); + return 1; +} diff --git a/server/shadow/Win/win_rdp.h b/server/shadow/Win/win_rdp.h new file mode 100644 index 0000000..07dbf3b --- /dev/null +++ b/server/shadow/Win/win_rdp.h @@ -0,0 +1,56 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_WIN_RDP_H +#define FREERDP_SERVER_SHADOW_WIN_RDP_H + +#include <freerdp/addin.h> +#include <freerdp/gdi/gdi.h> +#include <freerdp/client/cmdline.h> +#include <freerdp/channels/channels.h> + +typedef struct shw_context shwContext; + +#include "win_shadow.h" + +struct shw_context +{ + rdpClientContext common; + + HANDLE StopEvent; + freerdp* instance; + rdpSettings* settings; + winShadowSubsystem* subsystem; +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + + int win_shadow_rdp_init(winShadowSubsystem* subsystem); + int win_shadow_rdp_uninit(winShadowSubsystem* subsystem); + + int win_shadow_rdp_start(winShadowSubsystem* subsystem); + int win_shadow_rdp_stop(winShadowSubsystem* subsystem); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_WIN_RDP_H */ diff --git a/server/shadow/Win/win_shadow.c b/server/shadow/Win/win_shadow.c new file mode 100644 index 0000000..d3d5a17 --- /dev/null +++ b/server/shadow/Win/win_shadow.c @@ -0,0 +1,560 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <windows.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> +#include <winpr/sysinfo.h> + +#include <freerdp/log.h> +#include <freerdp/codec/color.h> +#include <freerdp/codec/region.h> +#include <freerdp/server/server-common.h> + +#include "win_shadow.h" + +#define TAG SERVER_TAG("shadow.win") + +/* https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-mouse_event + * does not mention this flag is only supported if building for _WIN32_WINNT >= 0x0600 + */ +#ifndef MOUSEEVENTF_HWHEEL +#define MOUSEEVENTF_HWHEEL 0x1000 +#endif + +static BOOL win_shadow_input_synchronize_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT32 flags) +{ + WLog_WARN(TAG, "TODO: Implement!"); + return TRUE; +} + +static BOOL win_shadow_input_keyboard_event(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + UINT16 flags, UINT8 code) +{ + UINT rc; + INPUT event; + event.type = INPUT_KEYBOARD; + event.ki.wVk = 0; + event.ki.wScan = code; + event.ki.dwFlags = KEYEVENTF_SCANCODE; + event.ki.dwExtraInfo = 0; + event.ki.time = 0; + + if (flags & KBD_FLAGS_RELEASE) + event.ki.dwFlags |= KEYEVENTF_KEYUP; + + if (flags & KBD_FLAGS_EXTENDED) + event.ki.dwFlags |= KEYEVENTF_EXTENDEDKEY; + + rc = SendInput(1, &event, sizeof(INPUT)); + if (rc == 0) + return FALSE; + return TRUE; +} + +static BOOL win_shadow_input_unicode_keyboard_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT16 flags, + UINT16 code) +{ + UINT rc; + INPUT event; + event.type = INPUT_KEYBOARD; + event.ki.wVk = 0; + event.ki.wScan = code; + event.ki.dwFlags = KEYEVENTF_UNICODE; + event.ki.dwExtraInfo = 0; + event.ki.time = 0; + + if (flags & KBD_FLAGS_RELEASE) + event.ki.dwFlags |= KEYEVENTF_KEYUP; + + rc = SendInput(1, &event, sizeof(INPUT)); + if (rc == 0) + return FALSE; + return TRUE; +} + +static BOOL win_shadow_input_mouse_event(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + UINT16 flags, UINT16 x, UINT16 y) +{ + UINT rc = 1; + INPUT event = { 0 }; + float width; + float height; + + event.type = INPUT_MOUSE; + + if (flags & (PTR_FLAGS_WHEEL | PTR_FLAGS_HWHEEL)) + { + if (flags & PTR_FLAGS_WHEEL) + event.mi.dwFlags = MOUSEEVENTF_WHEEL; + else + event.mi.dwFlags = MOUSEEVENTF_HWHEEL; + event.mi.mouseData = flags & WheelRotationMask; + + if (flags & PTR_FLAGS_WHEEL_NEGATIVE) + event.mi.mouseData *= -1; + + rc = SendInput(1, &event, sizeof(INPUT)); + + /* The build target is a system that did not support MOUSEEVENTF_HWHEEL + * but it may run on newer systems supporting it. + * Ignore the return value in these cases. + */ +#if (_WIN32_WINNT < 0x0600) + if (flags & PTR_FLAGS_HWHEEL) + rc = 1; +#endif + } + else + { + width = (float)GetSystemMetrics(SM_CXSCREEN); + height = (float)GetSystemMetrics(SM_CYSCREEN); + event.mi.dx = (LONG)((float)x * (65535.0f / width)); + event.mi.dy = (LONG)((float)y * (65535.0f / height)); + event.mi.dwFlags = MOUSEEVENTF_ABSOLUTE; + + if (flags & PTR_FLAGS_MOVE) + { + event.mi.dwFlags |= MOUSEEVENTF_MOVE; + rc = SendInput(1, &event, sizeof(INPUT)); + if (rc == 0) + return FALSE; + } + + event.mi.dwFlags = MOUSEEVENTF_ABSOLUTE; + + if (flags & PTR_FLAGS_BUTTON1) + { + if (flags & PTR_FLAGS_DOWN) + event.mi.dwFlags |= MOUSEEVENTF_LEFTDOWN; + else + event.mi.dwFlags |= MOUSEEVENTF_LEFTUP; + + rc = SendInput(1, &event, sizeof(INPUT)); + } + else if (flags & PTR_FLAGS_BUTTON2) + { + if (flags & PTR_FLAGS_DOWN) + event.mi.dwFlags |= MOUSEEVENTF_RIGHTDOWN; + else + event.mi.dwFlags |= MOUSEEVENTF_RIGHTUP; + + rc = SendInput(1, &event, sizeof(INPUT)); + } + else if (flags & PTR_FLAGS_BUTTON3) + { + if (flags & PTR_FLAGS_DOWN) + event.mi.dwFlags |= MOUSEEVENTF_MIDDLEDOWN; + else + event.mi.dwFlags |= MOUSEEVENTF_MIDDLEUP; + + rc = SendInput(1, &event, sizeof(INPUT)); + } + } + + if (rc == 0) + return FALSE; + return TRUE; +} + +static BOOL win_shadow_input_extended_mouse_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT16 flags, UINT16 x, + UINT16 y) +{ + UINT rc = 1; + INPUT event = { 0 }; + float width; + float height; + + if ((flags & PTR_XFLAGS_BUTTON1) || (flags & PTR_XFLAGS_BUTTON2)) + { + event.type = INPUT_MOUSE; + + if (flags & PTR_FLAGS_MOVE) + { + width = (float)GetSystemMetrics(SM_CXSCREEN); + height = (float)GetSystemMetrics(SM_CYSCREEN); + event.mi.dx = (LONG)((float)x * (65535.0f / width)); + event.mi.dy = (LONG)((float)y * (65535.0f / height)); + event.mi.dwFlags = MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE; + rc = SendInput(1, &event, sizeof(INPUT)); + if (rc == 0) + return FALSE; + } + + event.mi.dx = event.mi.dy = event.mi.dwFlags = 0; + + if (flags & PTR_XFLAGS_DOWN) + event.mi.dwFlags |= MOUSEEVENTF_XDOWN; + else + event.mi.dwFlags |= MOUSEEVENTF_XUP; + + if (flags & PTR_XFLAGS_BUTTON1) + event.mi.mouseData = XBUTTON1; + else if (flags & PTR_XFLAGS_BUTTON2) + event.mi.mouseData = XBUTTON2; + + rc = SendInput(1, &event, sizeof(INPUT)); + } + + if (rc == 0) + return FALSE; + return TRUE; +} + +static int win_shadow_invalidate_region(winShadowSubsystem* subsystem, int x, int y, int width, + int height) +{ + rdpShadowServer* server; + rdpShadowSurface* surface; + RECTANGLE_16 invalidRect; + server = subsystem->base.server; + surface = server->surface; + invalidRect.left = x; + invalidRect.top = y; + invalidRect.right = x + width; + invalidRect.bottom = y + height; + EnterCriticalSection(&(surface->lock)); + region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect); + LeaveCriticalSection(&(surface->lock)); + return 1; +} + +static int win_shadow_surface_copy(winShadowSubsystem* subsystem) +{ + int x, y; + int width; + int height; + int count; + int status = 1; + int nDstStep = 0; + DWORD DstFormat; + BYTE* pDstData = NULL; + rdpShadowServer* server; + rdpShadowSurface* surface; + RECTANGLE_16 surfaceRect; + RECTANGLE_16 invalidRect; + const RECTANGLE_16* extents; + server = subsystem->base.server; + surface = server->surface; + + if (ArrayList_Count(server->clients) < 1) + return 1; + + surfaceRect.left = surface->x; + surfaceRect.top = surface->y; + surfaceRect.right = surface->x + surface->width; + surfaceRect.bottom = surface->y + surface->height; + region16_intersect_rect(&(surface->invalidRegion), &(surface->invalidRegion), &surfaceRect); + + if (region16_is_empty(&(surface->invalidRegion))) + return 1; + + extents = region16_extents(&(surface->invalidRegion)); + CopyMemory(&invalidRect, extents, sizeof(RECTANGLE_16)); + shadow_capture_align_clip_rect(&invalidRect, &surfaceRect); + x = invalidRect.left; + y = invalidRect.top; + width = invalidRect.right - invalidRect.left; + height = invalidRect.bottom - invalidRect.top; + + if (0) + { + x = 0; + y = 0; + width = surface->width; + height = surface->height; + } + + WLog_INFO(TAG, "SurfaceCopy x: %d y: %d width: %d height: %d right: %d bottom: %d", x, y, width, + height, x + width, y + height); +#if defined(WITH_WDS_API) + { + rdpGdi* gdi; + shwContext* shw; + rdpContext* context; + + WINPR_ASSERT(subsystem); + shw = subsystem->shw; + WINPR_ASSERT(shw); + + context = &shw->common.context; + WINPR_ASSERT(context); + + gdi = context->gdi; + WINPR_ASSERT(gdi); + + pDstData = gdi->primary_buffer; + nDstStep = gdi->width * 4; + DstFormat = gdi->dstFormat; + } +#elif defined(WITH_DXGI_1_2) + DstFormat = PIXEL_FORMAT_BGRX32; + status = win_shadow_dxgi_fetch_frame_data(subsystem, &pDstData, &nDstStep, x, y, width, height); +#endif + + if (status <= 0) + return status; + + if (!freerdp_image_copy(surface->data, surface->format, surface->scanline, x, y, width, height, + pDstData, DstFormat, nDstStep, x, y, NULL, FREERDP_FLIP_NONE)) + return ERROR_INTERNAL_ERROR; + + ArrayList_Lock(server->clients); + count = ArrayList_Count(server->clients); + shadow_subsystem_frame_update(&subsystem->base); + ArrayList_Unlock(server->clients); + region16_clear(&(surface->invalidRegion)); + return 1; +} + +#if defined(WITH_WDS_API) + +static DWORD WINAPI win_shadow_subsystem_thread(LPVOID arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + DWORD status; + DWORD nCount; + HANDLE events[32]; + HANDLE StopEvent; + StopEvent = subsystem->base.server->StopEvent; + nCount = 0; + events[nCount++] = StopEvent; + events[nCount++] = subsystem->RdpUpdateEnterEvent; + + while (1) + { + status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE); + + if (WaitForSingleObject(StopEvent, 0) == WAIT_OBJECT_0) + { + break; + } + + if (WaitForSingleObject(subsystem->RdpUpdateEnterEvent, 0) == WAIT_OBJECT_0) + { + win_shadow_surface_copy(subsystem); + ResetEvent(subsystem->RdpUpdateEnterEvent); + SetEvent(subsystem->RdpUpdateLeaveEvent); + } + } + + ExitThread(0); + return 0; +} + +#elif defined(WITH_DXGI_1_2) + +static DWORD WINAPI win_shadow_subsystem_thread(LPVOID arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + int fps; + DWORD status; + DWORD nCount; + UINT64 cTime; + DWORD dwTimeout; + DWORD dwInterval; + UINT64 frameTime; + HANDLE events[32]; + HANDLE StopEvent; + StopEvent = subsystem->server->StopEvent; + nCount = 0; + events[nCount++] = StopEvent; + fps = 16; + dwInterval = 1000 / fps; + frameTime = GetTickCount64() + dwInterval; + + while (1) + { + dwTimeout = INFINITE; + cTime = GetTickCount64(); + dwTimeout = (DWORD)((cTime > frameTime) ? 0 : frameTime - cTime); + status = WaitForMultipleObjects(nCount, events, FALSE, dwTimeout); + + if (WaitForSingleObject(StopEvent, 0) == WAIT_OBJECT_0) + { + break; + } + + if ((status == WAIT_TIMEOUT) || (GetTickCount64() > frameTime)) + { + int dxgi_status; + dxgi_status = win_shadow_dxgi_get_next_frame(subsystem); + + if (dxgi_status > 0) + dxgi_status = win_shadow_dxgi_get_invalid_region(subsystem); + + if (dxgi_status > 0) + win_shadow_surface_copy(subsystem); + + dwInterval = 1000 / fps; + frameTime += dwInterval; + } + } + + ExitThread(0); + return 0; +} + +#endif + +static UINT32 win_shadow_enum_monitors(MONITOR_DEF* monitors, UINT32 maxMonitors) +{ + HDC hdc; + int index; + int desktopWidth; + int desktopHeight; + DWORD iDevNum = 0; + int numMonitors = 0; + MONITOR_DEF* monitor; + DISPLAY_DEVICE displayDevice = { 0 }; + + displayDevice.cb = sizeof(DISPLAY_DEVICE); + + if (EnumDisplayDevices(NULL, iDevNum, &displayDevice, 0)) + { + hdc = CreateDC(displayDevice.DeviceName, NULL, NULL, NULL); + desktopWidth = GetDeviceCaps(hdc, HORZRES); + desktopHeight = GetDeviceCaps(hdc, VERTRES); + index = 0; + numMonitors = 1; + monitor = &monitors[index]; + monitor->left = 0; + monitor->top = 0; + monitor->right = desktopWidth; + monitor->bottom = desktopHeight; + monitor->flags = 1; + DeleteDC(hdc); + } + + return numMonitors; +} + +static int win_shadow_subsystem_init(rdpShadowSubsystem* arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + int status; + MONITOR_DEF* virtualScreen; + subsystem->base.numMonitors = win_shadow_enum_monitors(subsystem->base.monitors, 16); +#if defined(WITH_WDS_API) + status = win_shadow_wds_init(subsystem); +#elif defined(WITH_DXGI_1_2) + status = win_shadow_dxgi_init(subsystem); +#endif + virtualScreen = &(subsystem->base.virtualScreen); + virtualScreen->left = 0; + virtualScreen->top = 0; + virtualScreen->right = subsystem->width; + virtualScreen->bottom = subsystem->height; + virtualScreen->flags = 1; + WLog_INFO(TAG, "width: %d height: %d", subsystem->width, subsystem->height); + return 1; +} + +static int win_shadow_subsystem_uninit(rdpShadowSubsystem* arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + + if (!subsystem) + return -1; + +#if defined(WITH_WDS_API) + win_shadow_wds_uninit(subsystem); +#elif defined(WITH_DXGI_1_2) + win_shadow_dxgi_uninit(subsystem); +#endif + return 1; +} + +static int win_shadow_subsystem_start(rdpShadowSubsystem* arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + HANDLE thread; + + if (!subsystem) + return -1; + + if (!(thread = CreateThread(NULL, 0, win_shadow_subsystem_thread, (void*)subsystem, 0, NULL))) + { + WLog_ERR(TAG, "Failed to create thread"); + return -1; + } + + return 1; +} + +static int win_shadow_subsystem_stop(rdpShadowSubsystem* arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + + if (!subsystem) + return -1; + + return 1; +} + +static void win_shadow_subsystem_free(rdpShadowSubsystem* arg) +{ + winShadowSubsystem* subsystem = (winShadowSubsystem*)arg; + + if (!subsystem) + return; + + win_shadow_subsystem_uninit(arg); + free(subsystem); +} + +static rdpShadowSubsystem* win_shadow_subsystem_new(void) +{ + winShadowSubsystem* subsystem; + subsystem = (winShadowSubsystem*)calloc(1, sizeof(winShadowSubsystem)); + + if (!subsystem) + return NULL; + + subsystem->base.SynchronizeEvent = win_shadow_input_synchronize_event; + subsystem->base.KeyboardEvent = win_shadow_input_keyboard_event; + subsystem->base.UnicodeKeyboardEvent = win_shadow_input_unicode_keyboard_event; + subsystem->base.MouseEvent = win_shadow_input_mouse_event; + subsystem->base.ExtendedMouseEvent = win_shadow_input_extended_mouse_event; + return &subsystem->base; +} + +FREERDP_API const char* ShadowSubsystemName(void) +{ + return "Win"; +} + +FREERDP_API int ShadowSubsystemEntry(RDP_SHADOW_ENTRY_POINTS* pEntryPoints) +{ + const char name[] = "windows shadow subsystem"; + const char* arg[] = { name }; + + freerdp_server_warn_unmaintained(ARRAYSIZE(arg), arg); + pEntryPoints->New = win_shadow_subsystem_new; + pEntryPoints->Free = win_shadow_subsystem_free; + pEntryPoints->Init = win_shadow_subsystem_init; + pEntryPoints->Uninit = win_shadow_subsystem_uninit; + pEntryPoints->Start = win_shadow_subsystem_start; + pEntryPoints->Stop = win_shadow_subsystem_stop; + pEntryPoints->EnumMonitors = win_shadow_enum_monitors; + return 1; +} diff --git a/server/shadow/Win/win_shadow.h b/server/shadow/Win/win_shadow.h new file mode 100644 index 0000000..835bb66 --- /dev/null +++ b/server/shadow/Win/win_shadow.h @@ -0,0 +1,89 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_WIN_H +#define FREERDP_SERVER_SHADOW_WIN_H + +#include <freerdp/assistance.h> + +#include <freerdp/server/shadow.h> + +typedef struct win_shadow_subsystem winShadowSubsystem; + +#include <winpr/crt.h> +#include <winpr/synch.h> +#include <winpr/thread.h> +#include <winpr/stream.h> +#include <winpr/collections.h> + +#include "win_rdp.h" +#include "win_wds.h" +#include "win_dxgi.h" + +struct win_shadow_subsystem +{ + rdpShadowSubsystem base; + + int bpp; + int width; + int height; + +#ifdef WITH_WDS_API + HWND hWnd; + shwContext* shw; + HANDLE RdpUpdateEnterEvent; + HANDLE RdpUpdateLeaveEvent; + rdpAssistanceFile* pAssistanceFile; + _IRDPSessionEvents* pSessionEvents; + IRDPSRAPISharingSession* pSharingSession; + IRDPSRAPIInvitation* pInvitation; + IRDPSRAPIInvitationManager* pInvitationMgr; + IRDPSRAPISessionProperties* pSessionProperties; + IRDPSRAPIVirtualChannelManager* pVirtualChannelMgr; + IRDPSRAPIApplicationFilter* pApplicationFilter; + IRDPSRAPIAttendeeManager* pAttendeeMgr; +#endif + +#ifdef WITH_DXGI_1_2 + UINT pendingFrames; + BYTE* MetadataBuffer; + UINT MetadataBufferSize; + BOOL dxgiSurfaceMapped; + BOOL dxgiFrameAcquired; + ID3D11Device* dxgiDevice; + IDXGISurface* dxgiSurface; + ID3D11Texture2D* dxgiStage; + IDXGIResource* dxgiResource; + D3D_FEATURE_LEVEL featureLevel; + ID3D11Texture2D* dxgiDesktopImage; + DXGI_OUTDUPL_FRAME_INFO dxgiFrameInfo; + ID3D11DeviceContext* dxgiDeviceContext; + IDXGIOutputDuplication* dxgiOutputDuplication; +#endif +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_WIN_H */ diff --git a/server/shadow/Win/win_wds.c b/server/shadow/Win/win_wds.c new file mode 100644 index 0000000..197e61f --- /dev/null +++ b/server/shadow/Win/win_wds.c @@ -0,0 +1,850 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <winpr/print.h> +#include <freerdp/log.h> + +#include "win_rdp.h" + +#include "win_wds.h" + +/** + * Windows Desktop Sharing API: + * http://blogs.msdn.com/b/rds/archive/2007/03/08/windows-desktop-sharing-api.aspx + * + * Windows Desktop Sharing Interfaces: + * http://msdn.microsoft.com/en-us/library/aa373871%28v=vs.85%29.aspx + * + * Offer Remote Assistance Sample C: + * http://msdn.microsoft.com/en-us/library/ms811079.aspx#remoteassistanceapi_topic2b + * + * Remote Assistance in XP: Programmatically establish an RDP session: + * http://www.codeproject.com/Articles/29939/Remote-Assistance-in-XP-Programmatically-establish + */ + +#undef DEFINE_GUID +#define INITGUID + +#include <initguid.h> + +#include <freerdp/assistance.h> + +#define TAG SERVER_TAG("shadow.win") + +DEFINE_GUID(CLSID_RDPSession, 0x9B78F0E6, 0x3E05, 0x4A5B, 0xB2, 0xE8, 0xE7, 0x43, 0xA8, 0x95, 0x6B, + 0x65); +DEFINE_GUID(DIID__IRDPSessionEvents, 0x98a97042, 0x6698, 0x40e9, 0x8e, 0xfd, 0xb3, 0x20, 0x09, 0x90, + 0x00, 0x4b); +DEFINE_GUID(IID_IRDPSRAPISharingSession, 0xeeb20886, 0xe470, 0x4cf6, 0x84, 0x2b, 0x27, 0x39, 0xc0, + 0xec, 0x5c, 0xfb); +DEFINE_GUID(IID_IRDPSRAPIAttendee, 0xec0671b3, 0x1b78, 0x4b80, 0xa4, 0x64, 0x91, 0x32, 0x24, 0x75, + 0x43, 0xe3); +DEFINE_GUID(IID_IRDPSRAPIAttendeeManager, 0xba3a37e8, 0x33da, 0x4749, 0x8d, 0xa0, 0x07, 0xfa, 0x34, + 0xda, 0x79, 0x44); +DEFINE_GUID(IID_IRDPSRAPISessionProperties, 0x339b24f2, 0x9bc0, 0x4f16, 0x9a, 0xac, 0xf1, 0x65, + 0x43, 0x3d, 0x13, 0xd4); +DEFINE_GUID(CLSID_RDPSRAPIApplicationFilter, 0xe35ace89, 0xc7e8, 0x427e, 0xa4, 0xf9, 0xb9, 0xda, + 0x07, 0x28, 0x26, 0xbd); +DEFINE_GUID(CLSID_RDPSRAPIInvitationManager, 0x53d9c9db, 0x75ab, 0x4271, 0x94, 0x8a, 0x4c, 0x4e, + 0xb3, 0x6a, 0x8f, 0x2b); + +static ULONG Shadow_IRDPSessionEvents_RefCount = 0; + +const char* GetRDPSessionEventString(DISPID id) +{ + switch (id) + { + case DISPID_RDPSRAPI_EVENT_ON_ATTENDEE_CONNECTED: + return "OnAttendeeConnected"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_ATTENDEE_DISCONNECTED: + return "OnAttendeeDisconnected"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_ATTENDEE_UPDATE: + return "OnAttendeeUpdate"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_ERROR: + return "OnError"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_CONNECTED: + return "OnConnectionEstablished"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_DISCONNECTED: + return "OnConnectionTerminated"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_AUTHENTICATED: + return "OnConnectionAuthenticated"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_CONNECTFAILED: + return "OnConnectionFailed"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_CTRLLEVEL_CHANGE_REQUEST: + return "OnControlLevelChangeRequest"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_GRAPHICS_STREAM_PAUSED: + return "OnGraphicsStreamPaused"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_GRAPHICS_STREAM_RESUMED: + return "OnGraphicsStreamResumed"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_JOIN: + return "OnChannelJoin"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_LEAVE: + return "OnChannelLeave"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_DATARECEIVED: + return "OnChannelDataReceived"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_SENDCOMPLETED: + return "OnChannelDataSent"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPLICATION_OPEN: + return "OnApplicationOpen"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPLICATION_CLOSE: + return "OnApplicationClose"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPLICATION_UPDATE: + return "OnApplicationUpdate"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_WINDOW_OPEN: + return "OnWindowOpen"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_WINDOW_CLOSE: + return "OnWindowClose"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_WINDOW_UPDATE: + return "OnWindowUpdate"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPFILTER_UPDATE: + return "OnAppFilterUpdate"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_SHARED_RECT_CHANGED: + return "OnSharedRectChanged"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_FOCUSRELEASED: + return "OnFocusReleased"; + break; + + case DISPID_RDPSRAPI_EVENT_ON_SHARED_DESKTOP_SETTINGS_CHANGED: + return "OnSharedDesktopSettingsChanged"; + break; + + case DISPID_RDPAPI_EVENT_ON_BOUNDING_RECT_CHANGED: + return "OnViewingSizeChanged"; + break; + } + + return "OnUnknown"; +} + +static HRESULT STDMETHODCALLTYPE +Shadow_IRDPSessionEvents_QueryInterface(__RPC__in _IRDPSessionEvents* This, + /* [in] */ __RPC__in REFIID riid, + /* [annotation][iid_is][out] */ + _COM_Outptr_ void** ppvObject) +{ + *ppvObject = NULL; + + if (IsEqualIID(riid, &DIID__IRDPSessionEvents) || IsEqualIID(riid, &IID_IDispatch) || + IsEqualIID(riid, &IID_IUnknown)) + { + *ppvObject = This; + } + + if (!(*ppvObject)) + return E_NOINTERFACE; + + This->lpVtbl->AddRef(This); + return S_OK; +} + +static ULONG STDMETHODCALLTYPE Shadow_IRDPSessionEvents_AddRef(__RPC__in _IRDPSessionEvents* This) +{ + Shadow_IRDPSessionEvents_RefCount++; + return Shadow_IRDPSessionEvents_RefCount; +} + +static ULONG STDMETHODCALLTYPE Shadow_IRDPSessionEvents_Release(__RPC__in _IRDPSessionEvents* This) +{ + if (!Shadow_IRDPSessionEvents_RefCount) + return 0; + + Shadow_IRDPSessionEvents_RefCount--; + return Shadow_IRDPSessionEvents_RefCount; +} + +static HRESULT STDMETHODCALLTYPE +Shadow_IRDPSessionEvents_GetTypeInfoCount(__RPC__in _IRDPSessionEvents* This, + /* [out] */ __RPC__out UINT* pctinfo) +{ + WLog_INFO(TAG, "Shadow_IRDPSessionEvents_GetTypeInfoCount"); + *pctinfo = 1; + return S_OK; +} + +static HRESULT STDMETHODCALLTYPE +Shadow_IRDPSessionEvents_GetTypeInfo(__RPC__in _IRDPSessionEvents* This, + /* [in] */ UINT iTInfo, + /* [in] */ LCID lcid, + /* [out] */ __RPC__deref_out_opt ITypeInfo** ppTInfo) +{ + WLog_INFO(TAG, "Shadow_IRDPSessionEvents_GetTypeInfo"); + return E_NOTIMPL; +} + +static HRESULT STDMETHODCALLTYPE Shadow_IRDPSessionEvents_GetIDsOfNames( + __RPC__in _IRDPSessionEvents* This, + /* [in] */ __RPC__in REFIID riid, + /* [size_is][in] */ __RPC__in_ecount_full(cNames) LPOLESTR* rgszNames, + /* [range][in] */ __RPC__in_range(0, 16384) UINT cNames, + /* [in] */ LCID lcid, + /* [size_is][out] */ __RPC__out_ecount_full(cNames) DISPID* rgDispId) +{ + WLog_INFO(TAG, "Shadow_IRDPSessionEvents_GetIDsOfNames"); + return E_NOTIMPL; +} + +static HRESULT STDMETHODCALLTYPE Shadow_IRDPSessionEvents_Invoke(_IRDPSessionEvents* This, + /* [annotation][in] */ + _In_ DISPID dispIdMember, + /* [annotation][in] */ + _In_ REFIID riid, + /* [annotation][in] */ + _In_ LCID lcid, + /* [annotation][in] */ + _In_ WORD wFlags, + /* [annotation][out][in] */ + _In_ DISPPARAMS* pDispParams, + /* [annotation][out] */ + _Out_opt_ VARIANT* pVarResult, + /* [annotation][out] */ + _Out_opt_ EXCEPINFO* pExcepInfo, + /* [annotation][out] */ + _Out_opt_ UINT* puArgErr) +{ + HRESULT hr; + VARIANT vr; + UINT uArgErr; + WLog_INFO(TAG, "%s (%ld)", GetRDPSessionEventString(dispIdMember), dispIdMember); + + switch (dispIdMember) + { + case DISPID_RDPSRAPI_EVENT_ON_ATTENDEE_CONNECTED: + { + int level; + IDispatch* pDispatch; + IRDPSRAPIAttendee* pAttendee; + vr.vt = VT_DISPATCH; + vr.pdispVal = NULL; + hr = DispGetParam(pDispParams, 0, VT_DISPATCH, &vr, &uArgErr); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "%s DispGetParam(0, VT_DISPATCH) failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + pDispatch = vr.pdispVal; + hr = pDispatch->lpVtbl->QueryInterface(pDispatch, &IID_IRDPSRAPIAttendee, + (void**)&pAttendee); + + if (FAILED(hr)) + { + WLog_INFO(TAG, "%s IDispatch::QueryInterface(IRDPSRAPIAttendee) failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + level = CTRL_LEVEL_VIEW; + // level = CTRL_LEVEL_INTERACTIVE; + hr = pAttendee->lpVtbl->put_ControlLevel(pAttendee, level); + + if (FAILED(hr)) + { + WLog_INFO(TAG, "%s IRDPSRAPIAttendee::put_ControlLevel() failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + pAttendee->lpVtbl->Release(pAttendee); + } + break; + + case DISPID_RDPSRAPI_EVENT_ON_ATTENDEE_DISCONNECTED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_ATTENDEE_UPDATE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_ERROR: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_CONNECTED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_DISCONNECTED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_AUTHENTICATED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIEWER_CONNECTFAILED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_CTRLLEVEL_CHANGE_REQUEST: + { + int level; + IDispatch* pDispatch; + IRDPSRAPIAttendee* pAttendee; + vr.vt = VT_INT; + vr.pdispVal = NULL; + hr = DispGetParam(pDispParams, 1, VT_INT, &vr, &uArgErr); + + if (FAILED(hr)) + { + WLog_INFO(TAG, "%s DispGetParam(1, VT_INT) failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + level = vr.intVal; + vr.vt = VT_DISPATCH; + vr.pdispVal = NULL; + hr = DispGetParam(pDispParams, 0, VT_DISPATCH, &vr, &uArgErr); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "%s DispGetParam(0, VT_DISPATCH) failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + pDispatch = vr.pdispVal; + hr = pDispatch->lpVtbl->QueryInterface(pDispatch, &IID_IRDPSRAPIAttendee, + (void**)&pAttendee); + + if (FAILED(hr)) + { + WLog_INFO(TAG, "%s IDispatch::QueryInterface(IRDPSRAPIAttendee) failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + hr = pAttendee->lpVtbl->put_ControlLevel(pAttendee, level); + + if (FAILED(hr)) + { + WLog_INFO(TAG, "%s IRDPSRAPIAttendee::put_ControlLevel() failure: 0x%08lX", + GetRDPSessionEventString(dispIdMember), hr); + return hr; + } + + pAttendee->lpVtbl->Release(pAttendee); + } + break; + + case DISPID_RDPSRAPI_EVENT_ON_GRAPHICS_STREAM_PAUSED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_GRAPHICS_STREAM_RESUMED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_JOIN: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_LEAVE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_DATARECEIVED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_VIRTUAL_CHANNEL_SENDCOMPLETED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPLICATION_OPEN: + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPLICATION_CLOSE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPLICATION_UPDATE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_WINDOW_OPEN: + break; + + case DISPID_RDPSRAPI_EVENT_ON_WINDOW_CLOSE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_WINDOW_UPDATE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_APPFILTER_UPDATE: + break; + + case DISPID_RDPSRAPI_EVENT_ON_SHARED_RECT_CHANGED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_FOCUSRELEASED: + break; + + case DISPID_RDPSRAPI_EVENT_ON_SHARED_DESKTOP_SETTINGS_CHANGED: + break; + + case DISPID_RDPAPI_EVENT_ON_BOUNDING_RECT_CHANGED: + break; + } + + return S_OK; +} + +static _IRDPSessionEventsVtbl Shadow_IRDPSessionEventsVtbl = { + /* IUnknown */ + Shadow_IRDPSessionEvents_QueryInterface, Shadow_IRDPSessionEvents_AddRef, + Shadow_IRDPSessionEvents_Release, + + /* IDispatch */ + Shadow_IRDPSessionEvents_GetTypeInfoCount, Shadow_IRDPSessionEvents_GetTypeInfo, + Shadow_IRDPSessionEvents_GetIDsOfNames, Shadow_IRDPSessionEvents_Invoke +}; + +static _IRDPSessionEvents Shadow_IRDPSessionEvents = { &Shadow_IRDPSessionEventsVtbl }; + +static LRESULT CALLBACK ShadowWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) +{ + switch (uMsg) + { + case WM_CLOSE: + DestroyWindow(hwnd); + break; + + case WM_DESTROY: + PostQuitMessage(0); + break; + + default: + return DefWindowProc(hwnd, uMsg, wParam, lParam); + break; + } + + return 0; +} + +int win_shadow_wds_wnd_init(winShadowSubsystem* subsystem) +{ + HMODULE hModule; + HINSTANCE hInstance; + WNDCLASSEX wndClassEx = { 0 }; + hModule = GetModuleHandle(NULL); + + wndClassEx.cbSize = sizeof(WNDCLASSEX); + wndClassEx.style = 0; + wndClassEx.lpfnWndProc = ShadowWndProc; + wndClassEx.cbClsExtra = 0; + wndClassEx.cbWndExtra = 0; + wndClassEx.hInstance = hModule; + wndClassEx.hIcon = NULL; + wndClassEx.hCursor = NULL; + wndClassEx.hbrBackground = NULL; + wndClassEx.lpszMenuName = _T("ShadowWndMenu"); + wndClassEx.lpszClassName = _T("ShadowWndClass"); + wndClassEx.hIconSm = NULL; + + if (!RegisterClassEx(&wndClassEx)) + { + WLog_ERR(TAG, "RegisterClassEx failure"); + return -1; + } + + hInstance = wndClassEx.hInstance; + subsystem->hWnd = CreateWindowEx(0, wndClassEx.lpszClassName, 0, 0, 0, 0, 0, 0, HWND_MESSAGE, 0, + hInstance, NULL); + + if (!subsystem->hWnd) + { + WLog_INFO(TAG, "CreateWindowEx failure"); + return -1; + } + + return 1; +} + +int win_shadow_wds_init(winShadowSubsystem* subsystem) +{ + int status; + HRESULT hr; + DWORD dwCookie; + long left, top; + long right, bottom; + long width, height; + IUnknown* pUnknown; + rdpSettings* settings; + BSTR bstrAuthString; + BSTR bstrGroupName; + BSTR bstrPassword; + BSTR bstrPropertyName; + VARIANT varPropertyValue; + rdpAssistanceFile* file; + IConnectionPoint* pCP; + IConnectionPointContainer* pCPC; + win_shadow_wds_wnd_init(subsystem); + hr = OleInitialize(NULL); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "OleInitialize() failure"); + return -1; + } + + hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "CoInitialize() failure"); + return -1; + } + + hr = CoCreateInstance(&CLSID_RDPSession, NULL, CLSCTX_ALL, &IID_IRDPSRAPISharingSession, + (void**)&(subsystem->pSharingSession)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "CoCreateInstance(IRDPSRAPISharingSession) failure: 0x%08lX", hr); + return -1; + } + + pUnknown = (IUnknown*)subsystem->pSharingSession; + hr = pUnknown->lpVtbl->QueryInterface(pUnknown, &IID_IConnectionPointContainer, (void**)&pCPC); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "QueryInterface(IID_IConnectionPointContainer) failure: 0x%08lX", hr); + return -1; + } + + pCPC->lpVtbl->FindConnectionPoint(pCPC, &DIID__IRDPSessionEvents, &pCP); + + if (FAILED(hr)) + { + WLog_ERR( + TAG, + "IConnectionPointContainer::FindConnectionPoint(_IRDPSessionEvents) failure: 0x%08lX", + hr); + return -1; + } + + dwCookie = 0; + subsystem->pSessionEvents = &Shadow_IRDPSessionEvents; + subsystem->pSessionEvents->lpVtbl->AddRef(subsystem->pSessionEvents); + hr = pCP->lpVtbl->Advise(pCP, (IUnknown*)subsystem->pSessionEvents, &dwCookie); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IConnectionPoint::Advise(Shadow_IRDPSessionEvents) failure: 0x%08lX", hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->put_ColorDepth(subsystem->pSharingSession, 32); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::put_ColorDepth() failure: 0x%08lX", hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->GetDesktopSharedRect(subsystem->pSharingSession, &left, + &top, &right, &bottom); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::GetDesktopSharedRect() failure: 0x%08lX", hr); + return -1; + } + + width = right - left; + height = bottom - top; + WLog_INFO( + TAG, + "GetDesktopSharedRect(): left: %ld top: %ld right: %ld bottom: %ld width: %ld height: %ld", + left, top, right, bottom, width, height); + hr = subsystem->pSharingSession->lpVtbl->get_VirtualChannelManager( + subsystem->pSharingSession, &(subsystem->pVirtualChannelMgr)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::get_VirtualChannelManager() failure: 0x%08lX", hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->get_ApplicationFilter( + subsystem->pSharingSession, &(subsystem->pApplicationFilter)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::get_ApplicationFilter() failure: 0x%08lX", hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->get_Attendees(subsystem->pSharingSession, + &(subsystem->pAttendeeMgr)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::get_Attendees() failure: 0x%08lX", hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->get_Properties(subsystem->pSharingSession, + &(subsystem->pSessionProperties)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::get_Properties() failure: 0x%08lX", hr); + return -1; + } + + bstrPropertyName = SysAllocString(L"PortId"); + varPropertyValue.vt = VT_I4; + varPropertyValue.intVal = 40000; + hr = subsystem->pSessionProperties->lpVtbl->put_Property(subsystem->pSessionProperties, + bstrPropertyName, varPropertyValue); + SysFreeString(bstrPropertyName); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISessionProperties::put_Property(PortId) failure: 0x%08lX", hr); + return -1; + } + + bstrPropertyName = SysAllocString(L"DrvConAttach"); + varPropertyValue.vt = VT_BOOL; + varPropertyValue.boolVal = VARIANT_TRUE; + hr = subsystem->pSessionProperties->lpVtbl->put_Property(subsystem->pSessionProperties, + bstrPropertyName, varPropertyValue); + SysFreeString(bstrPropertyName); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISessionProperties::put_Property(DrvConAttach) failure: 0x%08lX", + hr); + return -1; + } + + bstrPropertyName = SysAllocString(L"PortProtocol"); + varPropertyValue.vt = VT_I4; + // varPropertyValue.intVal = 0; // AF_UNSPEC + varPropertyValue.intVal = 2; // AF_INET + // varPropertyValue.intVal = 23; // AF_INET6 + hr = subsystem->pSessionProperties->lpVtbl->put_Property(subsystem->pSessionProperties, + bstrPropertyName, varPropertyValue); + SysFreeString(bstrPropertyName); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISessionProperties::put_Property(PortProtocol) failure: 0x%08lX", + hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->Open(subsystem->pSharingSession); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::Open() failure: 0x%08lX", hr); + return -1; + } + + hr = subsystem->pSharingSession->lpVtbl->get_Invitations(subsystem->pSharingSession, + &(subsystem->pInvitationMgr)); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPISharingSession::get_Invitations() failure"); + return -1; + } + + bstrAuthString = SysAllocString(L"Shadow"); + bstrGroupName = SysAllocString(L"ShadowGroup"); + bstrPassword = SysAllocString(L"Shadow123!"); + hr = subsystem->pInvitationMgr->lpVtbl->CreateInvitation( + subsystem->pInvitationMgr, bstrAuthString, bstrGroupName, bstrPassword, 5, + &(subsystem->pInvitation)); + SysFreeString(bstrAuthString); + SysFreeString(bstrGroupName); + SysFreeString(bstrPassword); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPIInvitationManager::CreateInvitation() failure: 0x%08lX", hr); + return -1; + } + + file = subsystem->pAssistanceFile = freerdp_assistance_file_new(); + + if (!file) + { + WLog_ERR(TAG, "freerdp_assistance_file_new() failed"); + return -1; + } + + { + int status2 = -1; + char* ConnectionString2; + BSTR bstrConnectionString; + hr = subsystem->pInvitation->lpVtbl->get_ConnectionString(subsystem->pInvitation, + &bstrConnectionString); + + if (FAILED(hr)) + { + WLog_ERR(TAG, "IRDPSRAPIInvitation::get_ConnectionString() failure: 0x%08lX", hr); + return -1; + } + + ConnectionString2 = ConvertWCharToUtf8Alloc(bstrConnectionString, NULL); + SysFreeString(bstrConnectionString); + status2 = freerdp_assistance_set_connection_string2(file, ConnectionString2, "Shadow123!"); + free(ConnectionString2); + + if ((!ConnectionString2) || (status2 < 1)) + { + WLog_ERR(TAG, "failed to convert connection string"); + return -1; + } + } + + freerdp_assistance_print_file(file, WLog_Get(TAG), WLOG_INFO); + status = win_shadow_rdp_init(subsystem); + + if (status < 0) + { + WLog_ERR(TAG, "win_shadow_rdp_init() failure: %d", status); + return status; + } + + settings = subsystem->shw->settings; + status = freerdp_assistance_populate_settings_from_assistance_file(file, settings); + freerdp_settings_set_string(settings, FreeRDP_Domain, "RDP"); + freerdp_settings_set_string(settings, FreeRDP_Username, "Shadow"); + freerdp_settings_set_bool(settings, FreeRDP_AutoLogonEnabled, TRUE); + freerdp_settings_set_uint32(settings, FreeRDP_DesktopWidth, width); + freerdp_settings_set_uint32(settings, FreeRDP_DesktopHeight, height); + status = win_shadow_rdp_start(subsystem); + + if (status < 0) + { + WLog_ERR(TAG, "win_shadow_rdp_start() failure: %d", status); + return status; + } + + return 1; +} + +int win_shadow_wds_uninit(winShadowSubsystem* subsystem) +{ + if (subsystem->pSharingSession) + { + subsystem->pSharingSession->lpVtbl->Close(subsystem->pSharingSession); + subsystem->pSharingSession->lpVtbl->Release(subsystem->pSharingSession); + subsystem->pSharingSession = NULL; + } + + if (subsystem->pVirtualChannelMgr) + { + subsystem->pVirtualChannelMgr->lpVtbl->Release(subsystem->pVirtualChannelMgr); + subsystem->pVirtualChannelMgr = NULL; + } + + if (subsystem->pApplicationFilter) + { + subsystem->pApplicationFilter->lpVtbl->Release(subsystem->pApplicationFilter); + subsystem->pApplicationFilter = NULL; + } + + if (subsystem->pAttendeeMgr) + { + subsystem->pAttendeeMgr->lpVtbl->Release(subsystem->pAttendeeMgr); + subsystem->pAttendeeMgr = NULL; + } + + if (subsystem->pSessionProperties) + { + subsystem->pSessionProperties->lpVtbl->Release(subsystem->pSessionProperties); + subsystem->pSessionProperties = NULL; + } + + if (subsystem->pInvitationMgr) + { + subsystem->pInvitationMgr->lpVtbl->Release(subsystem->pInvitationMgr); + subsystem->pInvitationMgr = NULL; + } + + if (subsystem->pInvitation) + { + subsystem->pInvitation->lpVtbl->Release(subsystem->pInvitation); + subsystem->pInvitation = NULL; + } + + if (subsystem->pAssistanceFile) + { + freerdp_assistance_file_free(subsystem->pAssistanceFile); + subsystem->pAssistanceFile = NULL; + } + + if (subsystem->hWnd) + { + DestroyWindow(subsystem->hWnd); + subsystem->hWnd = NULL; + } + + if (subsystem->shw) + { + win_shadow_rdp_uninit(subsystem); + subsystem->shw = NULL; + } + + return 1; +} diff --git a/server/shadow/Win/win_wds.h b/server/shadow/Win/win_wds.h new file mode 100644 index 0000000..f8f3d80 --- /dev/null +++ b/server/shadow/Win/win_wds.h @@ -0,0 +1,48 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_WIN_WDS_H +#define FREERDP_SERVER_SHADOW_WIN_WDS_H + +#define WITH_WDS_API 1 + +#ifndef CINTERFACE +#define CINTERFACE +#endif + +#include <rdpencomapi.h> + +#ifndef DISPID_RDPAPI_EVENT_ON_BOUNDING_RECT_CHANGED +#define DISPID_RDPAPI_EVENT_ON_BOUNDING_RECT_CHANGED 340 +#endif + +#include "win_shadow.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + + int win_shadow_wds_init(winShadowSubsystem* subsystem); + int win_shadow_wds_uninit(winShadowSubsystem* subsystem); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_WIN_WDS_H */ diff --git a/server/shadow/X11/CMakeLists.txt b/server/shadow/X11/CMakeLists.txt new file mode 100644 index 0000000..0d88a0e --- /dev/null +++ b/server/shadow/X11/CMakeLists.txt @@ -0,0 +1,72 @@ +find_package(X11 REQUIRED) +if(X11_FOUND) + add_definitions(-DWITH_X11) + include_directories(${X11_INCLUDE_DIR}) + list(APPEND LIBS ${X11_LIBRARIES}) +endif() + +if(X11_XShm_FOUND) + add_definitions(-DWITH_XSHM) + include_directories(${X11_XShm_INCLUDE_PATH}) + list(APPEND LIBS ${X11_Xext_LIB}) +endif() + +if(X11_Xext_FOUND) + add_definitions(-DWITH_XEXT) + list(APPEND LIBS ${X11_Xext_LIB}) +endif() + +if(X11_Xinerama_FOUND) + add_definitions(-DWITH_XINERAMA) + include_directories(${X11_Xinerama_INCLUDE_PATH}) + list(APPEND LIBS ${X11_Xinerama_LIB}) +endif() + +if(X11_Xdamage_FOUND) + add_definitions(-DWITH_XDAMAGE) + include_directories(${X11_Xdamage_INCLUDE_PATH}) + list(APPEND LIBS ${X11_Xdamage_LIB}) +endif() + +if(X11_Xfixes_FOUND) + add_definitions(-DWITH_XFIXES) + include_directories(${X11_Xfixes_INCLUDE_PATH}) + list(APPEND LIBS ${X11_Xfixes_LIB}) +endif() + +if(X11_XTest_FOUND) + add_definitions(-DWITH_XTEST) + include_directories(${X11_XTest_INCLUDE_PATH}) + list(APPEND LIBS ${X11_XTest_LIB}) +endif() + +# XCursor and XRandr are currently not used so don't link them +#if(X11_Xcursor_FOUND) +# add_definitions(-DWITH_XCURSOR) +# include_directories(${X11_Xcursor_INCLUDE_PATH}) +# list(APPEND LIBS ${X11_Xcursor_LIB}) +#endif() + +#if(X11_Xrandr_FOUND) +# add_definitions(-DWITH_XRANDR) +# include_directories(${X11_Xrandr_INCLUDE_PATH}) +# list(APPEND LIBS ${X11_Xrandr_LIB}) +#endif() + +find_package(PAM) +if(PAM_FOUND) + add_definitions(-DWITH_PAM) + include_directories(${PAM_INCLUDE_DIR}) + list(APPEND LIBS ${PAM_LIBRARY}) +else() + message("building without PAM authentication support") +endif() + +add_definitions(-DWITH_SHADOW_X11) +add_library(freerdp-shadow-subsystem-impl STATIC + x11_shadow.h + x11_shadow.c +) +target_link_libraries(freerdp-shadow-subsystem-impl PRIVATE + ${LIBS} +) diff --git a/server/shadow/X11/x11_shadow.c b/server/shadow/X11/x11_shadow.c new file mode 100644 index 0000000..5c1fab1 --- /dev/null +++ b/server/shadow/X11/x11_shadow.c @@ -0,0 +1,1513 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * Copyright 2017 Armin Novak <armin.novak@thincast.com> + * Copyright 2017 Thincast Technologies GmbH + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <sys/ipc.h> +#include <sys/shm.h> +#include <sys/select.h> +#include <sys/signal.h> + +#include <X11/Xlib.h> +#include <X11/Xutil.h> + +#include <winpr/crt.h> +#include <winpr/assert.h> +#include <winpr/path.h> +#include <winpr/synch.h> +#include <winpr/image.h> +#include <winpr/sysinfo.h> + +#include <freerdp/log.h> +#include <freerdp/codec/color.h> +#include <freerdp/codec/region.h> + +#include "x11_shadow.h" + +#define TAG SERVER_TAG("shadow.x11") + +static UINT32 x11_shadow_enum_monitors(MONITOR_DEF* monitors, UINT32 maxMonitors); + +#ifdef WITH_PAM + +#include <security/pam_appl.h> + +typedef struct +{ + const char* user; + const char* domain; + const char* password; +} SHADOW_PAM_AUTH_DATA; + +typedef struct +{ + char* service_name; + pam_handle_t* handle; + struct pam_conv pamc; + SHADOW_PAM_AUTH_DATA appdata; +} SHADOW_PAM_AUTH_INFO; + +static int x11_shadow_pam_conv(int num_msg, const struct pam_message** msg, + struct pam_response** resp, void* appdata_ptr) +{ + int pam_status = PAM_CONV_ERR; + SHADOW_PAM_AUTH_DATA* appdata = NULL; + struct pam_response* response = NULL; + WINPR_ASSERT(num_msg >= 0); + appdata = (SHADOW_PAM_AUTH_DATA*)appdata_ptr; + WINPR_ASSERT(appdata); + + if (!(response = (struct pam_response*)calloc((size_t)num_msg, sizeof(struct pam_response)))) + return PAM_BUF_ERR; + + for (int index = 0; index < num_msg; index++) + { + switch (msg[index]->msg_style) + { + case PAM_PROMPT_ECHO_ON: + response[index].resp = _strdup(appdata->user); + + if (!response[index].resp) + goto out_fail; + + response[index].resp_retcode = PAM_SUCCESS; + break; + + case PAM_PROMPT_ECHO_OFF: + response[index].resp = _strdup(appdata->password); + + if (!response[index].resp) + goto out_fail; + + response[index].resp_retcode = PAM_SUCCESS; + break; + + default: + pam_status = PAM_CONV_ERR; + goto out_fail; + } + } + + *resp = response; + return PAM_SUCCESS; +out_fail: + + for (int index = 0; index < num_msg; ++index) + { + if (response[index].resp) + { + memset(response[index].resp, 0, strlen(response[index].resp)); + free(response[index].resp); + } + } + + memset(response, 0, sizeof(struct pam_response) * (size_t)num_msg); + free(response); + *resp = NULL; + return pam_status; +} + +static BOOL x11_shadow_pam_get_service_name(SHADOW_PAM_AUTH_INFO* info) +{ + const char* base = "/etc/pam.d"; + const char* hints[] = { "lightdm", "gdm", "xdm", "login", "sshd" }; + + for (size_t x = 0; x < ARRAYSIZE(hints); x++) + { + char path[MAX_PATH]; + const char* hint = hints[x]; + + _snprintf(path, sizeof(path), "%s/%s", base, hint); + if (winpr_PathFileExists(path)) + { + + info->service_name = _strdup(hint); + return info->service_name != NULL; + } + } + WLog_WARN(TAG, "Could not determine PAM service name"); + return FALSE; +} + +static int x11_shadow_pam_authenticate(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + const char* user, const char* domain, const char* password) +{ + int pam_status = 0; + SHADOW_PAM_AUTH_INFO info = { 0 }; + WINPR_UNUSED(subsystem); + WINPR_UNUSED(client); + + if (!x11_shadow_pam_get_service_name(&info)) + return -1; + + info.appdata.user = user; + info.appdata.domain = domain; + info.appdata.password = password; + info.pamc.conv = &x11_shadow_pam_conv; + info.pamc.appdata_ptr = &info.appdata; + pam_status = pam_start(info.service_name, 0, &info.pamc, &info.handle); + + if (pam_status != PAM_SUCCESS) + { + WLog_ERR(TAG, "pam_start failure: %s", pam_strerror(info.handle, pam_status)); + return -1; + } + + pam_status = pam_authenticate(info.handle, 0); + + if (pam_status != PAM_SUCCESS) + { + WLog_ERR(TAG, "pam_authenticate failure: %s", pam_strerror(info.handle, pam_status)); + return -1; + } + + pam_status = pam_acct_mgmt(info.handle, 0); + + if (pam_status != PAM_SUCCESS) + { + WLog_ERR(TAG, "pam_acct_mgmt failure: %s", pam_strerror(info.handle, pam_status)); + return -1; + } + + return 1; +} + +#endif + +static BOOL x11_shadow_input_synchronize_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT32 flags) +{ + /* TODO: Implement */ + WLog_WARN(TAG, "not implemented"); + return TRUE; +} + +static BOOL x11_shadow_input_keyboard_event(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + UINT16 flags, UINT8 code) +{ +#ifdef WITH_XTEST + x11ShadowSubsystem* x11 = (x11ShadowSubsystem*)subsystem; + DWORD vkcode = 0; + DWORD keycode = 0; + DWORD scancode = 0; + BOOL extended = FALSE; + + if (!client || !subsystem) + return FALSE; + + if (flags & KBD_FLAGS_EXTENDED) + extended = TRUE; + + scancode = code; + if (extended) + scancode |= KBDEXT; + + vkcode = GetVirtualKeyCodeFromVirtualScanCode(scancode, WINPR_KBD_TYPE_IBM_ENHANCED); + + if (extended) + vkcode |= KBDEXT; + + keycode = GetKeycodeFromVirtualKeyCode(vkcode, WINPR_KEYCODE_TYPE_XKB); + + if (keycode != 0) + { + XLockDisplay(x11->display); + XTestGrabControl(x11->display, True); + + if (flags & KBD_FLAGS_RELEASE) + XTestFakeKeyEvent(x11->display, keycode, False, CurrentTime); + else + XTestFakeKeyEvent(x11->display, keycode, True, CurrentTime); + + XTestGrabControl(x11->display, False); + XFlush(x11->display); + XUnlockDisplay(x11->display); + } + +#endif + return TRUE; +} + +static BOOL x11_shadow_input_unicode_keyboard_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT16 flags, + UINT16 code) +{ + /* TODO: Implement */ + WLog_WARN(TAG, "not implemented"); + return TRUE; +} + +static BOOL x11_shadow_input_mouse_event(rdpShadowSubsystem* subsystem, rdpShadowClient* client, + UINT16 flags, UINT16 x, UINT16 y) +{ +#ifdef WITH_XTEST + x11ShadowSubsystem* x11 = (x11ShadowSubsystem*)subsystem; + unsigned int button = 0; + BOOL down = FALSE; + rdpShadowServer* server = NULL; + rdpShadowSurface* surface = NULL; + + if (!subsystem || !client) + return FALSE; + + server = subsystem->server; + + if (!server) + return FALSE; + + surface = server->surface; + + if (!surface) + return FALSE; + + x11->lastMouseClient = client; + x += surface->x; + y += surface->y; + XLockDisplay(x11->display); + XTestGrabControl(x11->display, True); + + if (flags & PTR_FLAGS_WHEEL) + { + BOOL negative = FALSE; + + if (flags & PTR_FLAGS_WHEEL_NEGATIVE) + negative = TRUE; + + button = (negative) ? 5 : 4; + XTestFakeButtonEvent(x11->display, button, True, (unsigned long)CurrentTime); + XTestFakeButtonEvent(x11->display, button, False, (unsigned long)CurrentTime); + } + else if (flags & PTR_FLAGS_HWHEEL) + { + BOOL negative = FALSE; + + if (flags & PTR_FLAGS_WHEEL_NEGATIVE) + negative = TRUE; + + button = (negative) ? 7 : 6; + XTestFakeButtonEvent(x11->display, button, True, (unsigned long)CurrentTime); + XTestFakeButtonEvent(x11->display, button, False, (unsigned long)CurrentTime); + } + else + { + if (flags & PTR_FLAGS_MOVE) + XTestFakeMotionEvent(x11->display, 0, x, y, CurrentTime); + + if (flags & PTR_FLAGS_BUTTON1) + button = 1; + else if (flags & PTR_FLAGS_BUTTON2) + button = 3; + else if (flags & PTR_FLAGS_BUTTON3) + button = 2; + + if (flags & PTR_FLAGS_DOWN) + down = TRUE; + + if (button) + XTestFakeButtonEvent(x11->display, button, down, CurrentTime); + } + + XTestGrabControl(x11->display, False); + XFlush(x11->display); + XUnlockDisplay(x11->display); +#endif + return TRUE; +} + +static BOOL x11_shadow_input_extended_mouse_event(rdpShadowSubsystem* subsystem, + rdpShadowClient* client, UINT16 flags, UINT16 x, + UINT16 y) +{ +#ifdef WITH_XTEST + x11ShadowSubsystem* x11 = (x11ShadowSubsystem*)subsystem; + UINT button = 0; + BOOL down = FALSE; + rdpShadowServer* server = NULL; + rdpShadowSurface* surface = NULL; + + if (!subsystem || !client) + return FALSE; + + server = subsystem->server; + + if (!server) + return FALSE; + + surface = server->surface; + + if (!surface) + return FALSE; + + x11->lastMouseClient = client; + x += surface->x; + y += surface->y; + XLockDisplay(x11->display); + XTestGrabControl(x11->display, True); + XTestFakeMotionEvent(x11->display, 0, x, y, CurrentTime); + + if (flags & PTR_XFLAGS_BUTTON1) + button = 8; + else if (flags & PTR_XFLAGS_BUTTON2) + button = 9; + + if (flags & PTR_XFLAGS_DOWN) + down = TRUE; + + if (button) + XTestFakeButtonEvent(x11->display, button, down, CurrentTime); + + XTestGrabControl(x11->display, False); + XFlush(x11->display); + XUnlockDisplay(x11->display); +#endif + return TRUE; +} + +static void x11_shadow_message_free(UINT32 id, SHADOW_MSG_OUT* msg) +{ + switch (id) + { + case SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID: + free(msg); + break; + + case SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID: + free(((SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE*)msg)->xorMaskData); + free(((SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE*)msg)->andMaskData); + free(msg); + break; + + default: + WLog_ERR(TAG, "Unknown message id: %" PRIu32 "", id); + free(msg); + break; + } +} + +static int x11_shadow_pointer_position_update(x11ShadowSubsystem* subsystem) +{ + UINT32 msgId = SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID; + rdpShadowServer* server = NULL; + SHADOW_MSG_OUT_POINTER_POSITION_UPDATE templateMsg; + int count = 0; + + if (!subsystem || !subsystem->common.server || !subsystem->common.server->clients) + return -1; + + templateMsg.xPos = subsystem->common.pointerX; + templateMsg.yPos = subsystem->common.pointerY; + templateMsg.common.Free = x11_shadow_message_free; + server = subsystem->common.server; + ArrayList_Lock(server->clients); + + for (size_t index = 0; index < ArrayList_Count(server->clients); index++) + { + SHADOW_MSG_OUT_POINTER_POSITION_UPDATE* msg = NULL; + rdpShadowClient* client = (rdpShadowClient*)ArrayList_GetItem(server->clients, index); + + /* Skip the client which send us the latest mouse event */ + if (client == subsystem->lastMouseClient) + continue; + + msg = malloc(sizeof(templateMsg)); + + if (!msg) + { + count = -1; + break; + } + + memcpy(msg, &templateMsg, sizeof(templateMsg)); + + if (shadow_client_post_msg(client, NULL, msgId, (SHADOW_MSG_OUT*)msg, NULL)) + count++; + } + + ArrayList_Unlock(server->clients); + return count; +} + +static int x11_shadow_pointer_alpha_update(x11ShadowSubsystem* subsystem) +{ + SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE* msg = NULL; + UINT32 msgId = SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID; + msg = (SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE*)calloc(1, + sizeof(SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE)); + + if (!msg) + return -1; + + msg->xHot = subsystem->cursorHotX; + msg->yHot = subsystem->cursorHotY; + msg->width = subsystem->cursorWidth; + msg->height = subsystem->cursorHeight; + + if (shadow_subsystem_pointer_convert_alpha_pointer_data(subsystem->cursorPixels, TRUE, + msg->width, msg->height, msg) < 0) + { + free(msg); + return -1; + } + + msg->common.Free = x11_shadow_message_free; + return shadow_client_boardcast_msg(subsystem->common.server, NULL, msgId, (SHADOW_MSG_OUT*)msg, + NULL) + ? 1 + : -1; +} + +static int x11_shadow_query_cursor(x11ShadowSubsystem* subsystem, BOOL getImage) +{ + int x = 0; + int y = 0; + int n = 0; + rdpShadowServer* server = NULL; + rdpShadowSurface* surface = NULL; + server = subsystem->common.server; + surface = server->surface; + + if (getImage) + { +#ifdef WITH_XFIXES + UINT32* pDstPixel = NULL; + XFixesCursorImage* ci = NULL; + XLockDisplay(subsystem->display); + ci = XFixesGetCursorImage(subsystem->display); + XUnlockDisplay(subsystem->display); + + if (!ci) + return -1; + + x = ci->x; + y = ci->y; + + if (ci->width > subsystem->cursorMaxWidth) + return -1; + + if (ci->height > subsystem->cursorMaxHeight) + return -1; + + subsystem->cursorHotX = ci->xhot; + subsystem->cursorHotY = ci->yhot; + subsystem->cursorWidth = ci->width; + subsystem->cursorHeight = ci->height; + subsystem->cursorId = ci->cursor_serial; + n = ci->width * ci->height; + pDstPixel = (UINT32*)subsystem->cursorPixels; + + for (int k = 0; k < n; k++) + { + /* XFixesCursorImage.pixels is in *unsigned long*, which may be 8 bytes */ + *pDstPixel++ = (UINT32)ci->pixels[k]; + } + + XFree(ci); + x11_shadow_pointer_alpha_update(subsystem); +#endif + } + else + { + UINT32 mask = 0; + int win_x = 0; + int win_y = 0; + int root_x = 0; + int root_y = 0; + Window root = 0; + Window child = 0; + XLockDisplay(subsystem->display); + + if (!XQueryPointer(subsystem->display, subsystem->root_window, &root, &child, &root_x, + &root_y, &win_x, &win_y, &mask)) + { + XUnlockDisplay(subsystem->display); + return -1; + } + + XUnlockDisplay(subsystem->display); + x = root_x; + y = root_y; + } + + /* Convert to offset based on current surface */ + if (surface) + { + x -= surface->x; + y -= surface->y; + } + + if ((x != (INT64)subsystem->common.pointerX) || (y != (INT64)subsystem->common.pointerY)) + { + subsystem->common.pointerX = x; + subsystem->common.pointerY = y; + x11_shadow_pointer_position_update(subsystem); + } + + return 1; +} + +static int x11_shadow_handle_xevent(x11ShadowSubsystem* subsystem, XEvent* xevent) +{ + if (xevent->type == MotionNotify) + { + } + +#ifdef WITH_XFIXES + else if (xevent->type == subsystem->xfixes_cursor_notify_event) + { + x11_shadow_query_cursor(subsystem, TRUE); + } + +#endif + else + { + } + + return 1; +} + +static void x11_shadow_validate_region(x11ShadowSubsystem* subsystem, int x, int y, int width, + int height) +{ + XRectangle region; + + if (!subsystem->use_xfixes || !subsystem->use_xdamage) + return; + + region.x = x; + region.y = y; + region.width = width; + region.height = height; +#if defined(WITH_XFIXES) && defined(WITH_XDAMAGE) + XLockDisplay(subsystem->display); + XFixesSetRegion(subsystem->display, subsystem->xdamage_region, ®ion, 1); + XDamageSubtract(subsystem->display, subsystem->xdamage, subsystem->xdamage_region, None); + XUnlockDisplay(subsystem->display); +#endif +} + +static int x11_shadow_blend_cursor(x11ShadowSubsystem* subsystem) +{ + UINT32 nXSrc = 0; + UINT32 nYSrc = 0; + INT64 nXDst = 0; + INT64 nYDst = 0; + UINT32 nWidth = 0; + UINT32 nHeight = 0; + UINT32 nSrcStep = 0; + UINT32 nDstStep = 0; + BYTE* pSrcData = NULL; + BYTE* pDstData = NULL; + BYTE A = 0; + BYTE R = 0; + BYTE G = 0; + BYTE B = 0; + rdpShadowSurface* surface = NULL; + + if (!subsystem) + return -1; + + surface = subsystem->common.server->surface; + nXSrc = 0; + nYSrc = 0; + nWidth = subsystem->cursorWidth; + nHeight = subsystem->cursorHeight; + nXDst = subsystem->common.pointerX - subsystem->cursorHotX; + nYDst = subsystem->common.pointerY - subsystem->cursorHotY; + + if (nXDst >= surface->width) + return 1; + + if (nXDst < 0) + { + nXDst *= -1; + + if (nXDst >= nWidth) + return 1; + + nXSrc = (UINT32)nXDst; + nWidth -= nXDst; + nXDst = 0; + } + + if (nYDst >= surface->height) + return 1; + + if (nYDst < 0) + { + nYDst *= -1; + + if (nYDst >= nHeight) + return 1; + + nYSrc = (UINT32)nYDst; + nHeight -= nYDst; + nYDst = 0; + } + + if ((nXDst + nWidth) > surface->width) + nWidth = surface->width - nXDst; + + if ((nYDst + nHeight) > surface->height) + nHeight = surface->height - nYDst; + + pSrcData = subsystem->cursorPixels; + nSrcStep = subsystem->cursorWidth * 4; + pDstData = surface->data; + nDstStep = surface->scanline; + + for (int y = 0; y < nHeight; y++) + { + const BYTE* pSrcPixel = &pSrcData[((nYSrc + y) * nSrcStep) + (nXSrc * 4)]; + BYTE* pDstPixel = &pDstData[((nYDst + y) * nDstStep) + (nXDst * 4)]; + + for (int x = 0; x < nWidth; x++) + { + B = *pSrcPixel++; + G = *pSrcPixel++; + R = *pSrcPixel++; + A = *pSrcPixel++; + + if (A == 0xFF) + { + pDstPixel[0] = B; + pDstPixel[1] = G; + pDstPixel[2] = R; + } + else + { + pDstPixel[0] = B + (pDstPixel[0] * (0xFF - A) + (0xFF / 2)) / 0xFF; + pDstPixel[1] = G + (pDstPixel[1] * (0xFF - A) + (0xFF / 2)) / 0xFF; + pDstPixel[2] = R + (pDstPixel[2] * (0xFF - A) + (0xFF / 2)) / 0xFF; + } + + pDstPixel[3] = 0xFF; + pDstPixel += 4; + } + } + + return 1; +} + +static BOOL x11_shadow_check_resize(x11ShadowSubsystem* subsystem) +{ + XWindowAttributes attr; + XLockDisplay(subsystem->display); + XGetWindowAttributes(subsystem->display, subsystem->root_window, &attr); + XUnlockDisplay(subsystem->display); + + if (attr.width != (INT64)subsystem->width || attr.height != (INT64)subsystem->height) + { + MONITOR_DEF* virtualScreen = &(subsystem->common.virtualScreen); + + /* Screen size changed. Refresh monitor definitions and trigger screen resize */ + subsystem->common.numMonitors = x11_shadow_enum_monitors(subsystem->common.monitors, 16); + shadow_screen_resize(subsystem->common.server->screen); + subsystem->width = attr.width; + subsystem->height = attr.height; + + virtualScreen->left = 0; + virtualScreen->top = 0; + virtualScreen->right = subsystem->width - 1; + virtualScreen->bottom = subsystem->height - 1; + virtualScreen->flags = 1; + return TRUE; + } + + return FALSE; +} + +static int x11_shadow_error_handler_for_capture(Display* display, XErrorEvent* event) +{ + char msg[256]; + XGetErrorText(display, event->error_code, (char*)&msg, sizeof(msg)); + WLog_ERR(TAG, "X11 error: %s Error code: %x, request code: %x, minor code: %x", msg, + event->error_code, event->request_code, event->minor_code); + + /* Ignore BAD MATCH error during image capture. Abort in other case */ + if (event->error_code != BadMatch) + { + abort(); + } + + return 0; +} + +static int x11_shadow_screen_grab(x11ShadowSubsystem* subsystem) +{ + int rc = 0; + size_t count = 0; + int status = -1; + int x = 0; + int y = 0; + int width = 0; + int height = 0; + XImage* image = NULL; + rdpShadowServer* server = NULL; + rdpShadowSurface* surface = NULL; + RECTANGLE_16 invalidRect; + RECTANGLE_16 surfaceRect; + const RECTANGLE_16* extents = NULL; + server = subsystem->common.server; + surface = server->surface; + count = ArrayList_Count(server->clients); + + if (count < 1) + return 1; + + EnterCriticalSection(&surface->lock); + surfaceRect.left = 0; + surfaceRect.top = 0; + surfaceRect.right = surface->width; + surfaceRect.bottom = surface->height; + LeaveCriticalSection(&surface->lock); + + XLockDisplay(subsystem->display); + /* + * Ignore BadMatch error during image capture. The screen size may be + * changed outside. We will resize to correct resolution at next frame + */ + XSetErrorHandler(x11_shadow_error_handler_for_capture); +#if defined(WITH_XDAMAGE) + if (subsystem->use_xshm) + { + image = subsystem->fb_image; + XCopyArea(subsystem->display, subsystem->root_window, subsystem->fb_pixmap, + subsystem->xshm_gc, 0, 0, subsystem->width, subsystem->height, 0, 0); + + EnterCriticalSection(&surface->lock); + status = shadow_capture_compare(surface->data, surface->scanline, surface->width, + surface->height, (BYTE*)&(image->data[surface->width * 4]), + image->bytes_per_line, &invalidRect); + LeaveCriticalSection(&surface->lock); + } + else +#endif + { + EnterCriticalSection(&surface->lock); + image = XGetImage(subsystem->display, subsystem->root_window, surface->x, surface->y, + surface->width, surface->height, AllPlanes, ZPixmap); + + if (image) + { + status = shadow_capture_compare(surface->data, surface->scanline, surface->width, + surface->height, (BYTE*)image->data, + image->bytes_per_line, &invalidRect); + } + LeaveCriticalSection(&surface->lock); + if (!image) + { + /* + * BadMatch error happened. The size may have been changed again. + * Give up this frame and we will resize again in next frame + */ + goto fail_capture; + } + } + + /* Restore the default error handler */ + XSetErrorHandler(NULL); + XSync(subsystem->display, False); + XUnlockDisplay(subsystem->display); + + if (status) + { + BOOL empty = 0; + EnterCriticalSection(&surface->lock); + region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect); + region16_intersect_rect(&(surface->invalidRegion), &(surface->invalidRegion), &surfaceRect); + empty = region16_is_empty(&(surface->invalidRegion)); + LeaveCriticalSection(&surface->lock); + + if (!empty) + { + BOOL success = 0; + EnterCriticalSection(&surface->lock); + extents = region16_extents(&(surface->invalidRegion)); + x = extents->left; + y = extents->top; + width = extents->right - extents->left; + height = extents->bottom - extents->top; + WINPR_ASSERT(image); + WINPR_ASSERT(image->bytes_per_line >= 0); + WINPR_ASSERT(width >= 0); + WINPR_ASSERT(height >= 0); + success = freerdp_image_copy(surface->data, surface->format, surface->scanline, x, y, + (UINT32)width, (UINT32)height, (BYTE*)image->data, + PIXEL_FORMAT_BGRX32, (UINT32)image->bytes_per_line, x, y, + NULL, FREERDP_FLIP_NONE); + LeaveCriticalSection(&surface->lock); + if (!success) + goto fail_capture; + + // x11_shadow_blend_cursor(subsystem); + count = ArrayList_Count(server->clients); + shadow_subsystem_frame_update(&subsystem->common); + + if (count == 1) + { + rdpShadowClient* client = NULL; + client = (rdpShadowClient*)ArrayList_GetItem(server->clients, 0); + + if (client) + subsystem->common.captureFrameRate = + shadow_encoder_preferred_fps(client->encoder); + } + + EnterCriticalSection(&surface->lock); + region16_clear(&(surface->invalidRegion)); + LeaveCriticalSection(&surface->lock); + } + } + + rc = 1; +fail_capture: + if (!subsystem->use_xshm && image) + XDestroyImage(image); + + if (rc != 1) + { + XSetErrorHandler(NULL); + XSync(subsystem->display, False); + XUnlockDisplay(subsystem->display); + } + + return rc; +} + +static int x11_shadow_subsystem_process_message(x11ShadowSubsystem* subsystem, wMessage* message) +{ + switch (message->id) + { + case SHADOW_MSG_IN_REFRESH_REQUEST_ID: + shadow_subsystem_frame_update((rdpShadowSubsystem*)subsystem); + break; + + default: + WLog_ERR(TAG, "Unknown message id: %" PRIu32 "", message->id); + break; + } + + if (message->Free) + message->Free(message); + + return 1; +} + +static DWORD WINAPI x11_shadow_subsystem_thread(LPVOID arg) +{ + x11ShadowSubsystem* subsystem = (x11ShadowSubsystem*)arg; + XEvent xevent; + DWORD status = 0; + DWORD nCount = 0; + UINT64 cTime = 0; + DWORD dwTimeout = 0; + DWORD dwInterval = 0; + UINT64 frameTime = 0; + HANDLE events[32]; + wMessage message; + wMessagePipe* MsgPipe = NULL; + MsgPipe = subsystem->common.MsgPipe; + nCount = 0; + events[nCount++] = subsystem->common.event; + events[nCount++] = MessageQueue_Event(MsgPipe->In); + subsystem->common.captureFrameRate = 16; + dwInterval = 1000 / subsystem->common.captureFrameRate; + frameTime = GetTickCount64() + dwInterval; + + while (1) + { + cTime = GetTickCount64(); + dwTimeout = (cTime > frameTime) ? 0 : frameTime - cTime; + status = WaitForMultipleObjects(nCount, events, FALSE, dwTimeout); + + if (WaitForSingleObject(MessageQueue_Event(MsgPipe->In), 0) == WAIT_OBJECT_0) + { + if (MessageQueue_Peek(MsgPipe->In, &message, TRUE)) + { + if (message.id == WMQ_QUIT) + break; + + x11_shadow_subsystem_process_message(subsystem, &message); + } + } + + if (WaitForSingleObject(subsystem->common.event, 0) == WAIT_OBJECT_0) + { + XLockDisplay(subsystem->display); + + if (XEventsQueued(subsystem->display, QueuedAlready)) + { + XNextEvent(subsystem->display, &xevent); + x11_shadow_handle_xevent(subsystem, &xevent); + } + + XUnlockDisplay(subsystem->display); + } + + if ((status == WAIT_TIMEOUT) || (GetTickCount64() > frameTime)) + { + x11_shadow_check_resize(subsystem); + x11_shadow_screen_grab(subsystem); + x11_shadow_query_cursor(subsystem, FALSE); + dwInterval = 1000 / subsystem->common.captureFrameRate; + frameTime += dwInterval; + } + } + + ExitThread(0); + return 0; +} + +static int x11_shadow_subsystem_base_init(x11ShadowSubsystem* subsystem) +{ + if (subsystem->display) + return 1; /* initialize once */ + + if (!getenv("DISPLAY")) + setenv("DISPLAY", ":0", 1); + + if (!XInitThreads()) + return -1; + + subsystem->display = XOpenDisplay(NULL); + + if (!subsystem->display) + { + WLog_ERR(TAG, "failed to open display: %s", XDisplayName(NULL)); + return -1; + } + + subsystem->xfds = ConnectionNumber(subsystem->display); + subsystem->number = DefaultScreen(subsystem->display); + subsystem->screen = ScreenOfDisplay(subsystem->display, subsystem->number); + subsystem->depth = DefaultDepthOfScreen(subsystem->screen); + subsystem->width = WidthOfScreen(subsystem->screen); + subsystem->height = HeightOfScreen(subsystem->screen); + subsystem->root_window = RootWindow(subsystem->display, subsystem->number); + return 1; +} + +static int x11_shadow_xfixes_init(x11ShadowSubsystem* subsystem) +{ +#ifdef WITH_XFIXES + int xfixes_event = 0; + int xfixes_error = 0; + int major = 0; + int minor = 0; + + if (!XFixesQueryExtension(subsystem->display, &xfixes_event, &xfixes_error)) + return -1; + + if (!XFixesQueryVersion(subsystem->display, &major, &minor)) + return -1; + + subsystem->xfixes_cursor_notify_event = xfixes_event + XFixesCursorNotify; + XFixesSelectCursorInput(subsystem->display, subsystem->root_window, + XFixesDisplayCursorNotifyMask); + return 1; +#else + return -1; +#endif +} + +static int x11_shadow_xinerama_init(x11ShadowSubsystem* subsystem) +{ +#ifdef WITH_XINERAMA + int xinerama_event = 0; + int xinerama_error = 0; + x11_shadow_subsystem_base_init(subsystem); + + if (!XineramaQueryExtension(subsystem->display, &xinerama_event, &xinerama_error)) + return -1; + +#if defined(WITH_XDAMAGE) + int major = 0; + int minor = 0; + if (!XDamageQueryVersion(subsystem->display, &major, &minor)) + return -1; +#endif + + if (!XineramaIsActive(subsystem->display)) + return -1; + + return 1; +#else + return -1; +#endif +} + +static int x11_shadow_xdamage_init(x11ShadowSubsystem* subsystem) +{ +#ifdef WITH_XDAMAGE + int major = 0; + int minor = 0; + int damage_event = 0; + int damage_error = 0; + + if (!subsystem->use_xfixes) + return -1; + + if (!XDamageQueryExtension(subsystem->display, &damage_event, &damage_error)) + return -1; + + if (!XDamageQueryVersion(subsystem->display, &major, &minor)) + return -1; + + if (major < 1) + return -1; + + subsystem->xdamage_notify_event = damage_event + XDamageNotify; + subsystem->xdamage = + XDamageCreate(subsystem->display, subsystem->root_window, XDamageReportDeltaRectangles); + + if (!subsystem->xdamage) + return -1; + +#ifdef WITH_XFIXES + subsystem->xdamage_region = XFixesCreateRegion(subsystem->display, NULL, 0); + + if (!subsystem->xdamage_region) + return -1; + +#endif + return 1; +#else + return -1; +#endif +} + +static int x11_shadow_xshm_init(x11ShadowSubsystem* subsystem) +{ + Bool pixmaps = 0; + int major = 0; + int minor = 0; + XGCValues values; + + if (!XShmQueryExtension(subsystem->display)) + return -1; + + if (!XShmQueryVersion(subsystem->display, &major, &minor, &pixmaps)) + return -1; + + if (!pixmaps) + return -1; + + subsystem->fb_shm_info.shmid = -1; + subsystem->fb_shm_info.shmaddr = (char*)-1; + subsystem->fb_shm_info.readOnly = False; + subsystem->fb_image = + XShmCreateImage(subsystem->display, subsystem->visual, subsystem->depth, ZPixmap, NULL, + &(subsystem->fb_shm_info), subsystem->width, subsystem->height); + + if (!subsystem->fb_image) + { + WLog_ERR(TAG, "XShmCreateImage failed"); + return -1; + } + + subsystem->fb_shm_info.shmid = shmget( + IPC_PRIVATE, 1ull * subsystem->fb_image->bytes_per_line * subsystem->fb_image->height, + IPC_CREAT | 0600); + + if (subsystem->fb_shm_info.shmid == -1) + { + WLog_ERR(TAG, "shmget failed"); + return -1; + } + + subsystem->fb_shm_info.shmaddr = shmat(subsystem->fb_shm_info.shmid, 0, 0); + subsystem->fb_image->data = subsystem->fb_shm_info.shmaddr; + + if (subsystem->fb_shm_info.shmaddr == ((char*)-1)) + { + WLog_ERR(TAG, "shmat failed"); + return -1; + } + + if (!XShmAttach(subsystem->display, &(subsystem->fb_shm_info))) + return -1; + + XSync(subsystem->display, False); + shmctl(subsystem->fb_shm_info.shmid, IPC_RMID, 0); + subsystem->fb_pixmap = + XShmCreatePixmap(subsystem->display, subsystem->root_window, subsystem->fb_image->data, + &(subsystem->fb_shm_info), subsystem->fb_image->width, + subsystem->fb_image->height, subsystem->fb_image->depth); + XSync(subsystem->display, False); + + if (!subsystem->fb_pixmap) + return -1; + + values.subwindow_mode = IncludeInferiors; + values.graphics_exposures = False; +#if defined(WITH_XDAMAGE) + subsystem->xshm_gc = XCreateGC(subsystem->display, subsystem->root_window, + GCSubwindowMode | GCGraphicsExposures, &values); + XSetFunction(subsystem->display, subsystem->xshm_gc, GXcopy); +#endif + XSync(subsystem->display, False); + return 1; +} + +UINT32 x11_shadow_enum_monitors(MONITOR_DEF* monitors, UINT32 maxMonitors) +{ + Display* display = NULL; + int displayWidth = 0; + int displayHeight = 0; + int numMonitors = 0; + + if (!getenv("DISPLAY")) + setenv("DISPLAY", ":0", 1); + + display = XOpenDisplay(NULL); + + if (!display) + { + WLog_ERR(TAG, "failed to open display: %s", XDisplayName(NULL)); + return -1; + } + + displayWidth = WidthOfScreen(DefaultScreenOfDisplay(display)); + displayHeight = HeightOfScreen(DefaultScreenOfDisplay(display)); +#ifdef WITH_XINERAMA + { +#if defined(WITH_XDAMAGE) + int major = 0; + int minor = 0; +#endif + int xinerama_event = 0; + int xinerama_error = 0; + XineramaScreenInfo* screens = NULL; + + const Bool xinerama = XineramaQueryExtension(display, &xinerama_event, &xinerama_error); + const Bool damage = +#if defined(WITH_XDAMAGE) + XDamageQueryVersion(display, &major, &minor); +#else + False; +#endif + + if (xinerama && damage && XineramaIsActive(display)) + { + screens = XineramaQueryScreens(display, &numMonitors); + + if (numMonitors > (INT64)maxMonitors) + numMonitors = (int)maxMonitors; + + if (screens && (numMonitors > 0)) + { + for (int index = 0; index < numMonitors; index++) + { + MONITOR_DEF* monitor = &monitors[index]; + const XineramaScreenInfo* screen = &screens[index]; + + monitor->left = screen->x_org; + monitor->top = screen->y_org; + monitor->right = monitor->left + screen->width - 1; + monitor->bottom = monitor->top + screen->height - 1; + monitor->flags = (index == 0) ? 1 : 0; + } + } + + XFree(screens); + } + } +#endif + XCloseDisplay(display); + + if (numMonitors < 1) + { + MONITOR_DEF* monitor = &monitors[0]; + numMonitors = 1; + + monitor->left = 0; + monitor->top = 0; + monitor->right = displayWidth - 1; + monitor->bottom = displayHeight - 1; + monitor->flags = 1; + } + + errno = 0; + return numMonitors; +} + +static int x11_shadow_subsystem_init(rdpShadowSubsystem* sub) +{ + int pf_count = 0; + int vi_count = 0; + int nextensions = 0; + char** extensions = NULL; + XVisualInfo* vi = NULL; + XVisualInfo* vis = NULL; + XVisualInfo template = { 0 }; + XPixmapFormatValues* pf = NULL; + XPixmapFormatValues* pfs = NULL; + + x11ShadowSubsystem* subsystem = (x11ShadowSubsystem*)sub; + + if (!subsystem) + return -1; + + subsystem->common.numMonitors = x11_shadow_enum_monitors(subsystem->common.monitors, 16); + x11_shadow_subsystem_base_init(subsystem); + + if ((subsystem->depth != 24) && (subsystem->depth != 32)) + { + WLog_ERR(TAG, "unsupported X11 server color depth: %" PRIu32, subsystem->depth); + return -1; + } + + extensions = XListExtensions(subsystem->display, &nextensions); + + if (!extensions || (nextensions < 0)) + return -1; + + for (int i = 0; i < nextensions; i++) + { + if (strcmp(extensions[i], "Composite") == 0) + subsystem->composite = TRUE; + } + + XFreeExtensionList(extensions); + + if (subsystem->composite) + subsystem->use_xdamage = FALSE; + + pfs = XListPixmapFormats(subsystem->display, &pf_count); + + if (!pfs) + { + WLog_ERR(TAG, "XListPixmapFormats failed"); + return -1; + } + + for (int i = 0; i < pf_count; i++) + { + pf = pfs + i; + + if (pf->depth == (INT64)subsystem->depth) + { + subsystem->bpp = pf->bits_per_pixel; + subsystem->scanline_pad = pf->scanline_pad; + break; + } + } + + XFree(pfs); + template.class = TrueColor; + template.screen = subsystem->number; + vis = XGetVisualInfo(subsystem->display, VisualClassMask | VisualScreenMask, &template, + &vi_count); + + if (!vis) + { + WLog_ERR(TAG, "XGetVisualInfo failed"); + return -1; + } + + for (int i = 0; i < vi_count; i++) + { + vi = vis + i; + + if (vi->depth == (INT64)subsystem->depth) + { + subsystem->visual = vi->visual; + break; + } + } + + XFree(vis); + XSelectInput(subsystem->display, subsystem->root_window, SubstructureNotifyMask); + subsystem->cursorMaxWidth = 256; + subsystem->cursorMaxHeight = 256; + subsystem->cursorPixels = + winpr_aligned_malloc(subsystem->cursorMaxWidth * subsystem->cursorMaxHeight * 4ull, 16); + + if (!subsystem->cursorPixels) + return -1; + + x11_shadow_query_cursor(subsystem, TRUE); + + if (subsystem->use_xfixes) + { + if (x11_shadow_xfixes_init(subsystem) < 0) + subsystem->use_xfixes = FALSE; + } + + if (subsystem->use_xinerama) + { + if (x11_shadow_xinerama_init(subsystem) < 0) + subsystem->use_xinerama = FALSE; + } + + if (subsystem->use_xshm) + { + if (x11_shadow_xshm_init(subsystem) < 0) + subsystem->use_xshm = FALSE; + } + + if (subsystem->use_xdamage) + { + if (x11_shadow_xdamage_init(subsystem) < 0) + subsystem->use_xdamage = FALSE; + } + + if (!(subsystem->common.event = + CreateFileDescriptorEvent(NULL, FALSE, FALSE, subsystem->xfds, WINPR_FD_READ))) + return -1; + + { + MONITOR_DEF* virtualScreen = &(subsystem->common.virtualScreen); + virtualScreen->left = 0; + virtualScreen->top = 0; + WINPR_ASSERT(subsystem->width <= INT32_MAX); + WINPR_ASSERT(subsystem->height <= INT32_MAX); + virtualScreen->right = (INT32)subsystem->width - 1; + virtualScreen->bottom = (INT32)subsystem->height - 1; + virtualScreen->flags = 1; + WLog_INFO(TAG, + "X11 Extensions: XFixes: %" PRId32 " Xinerama: %" PRId32 " XDamage: %" PRId32 + " XShm: %" PRId32 "", + subsystem->use_xfixes, subsystem->use_xinerama, subsystem->use_xdamage, + subsystem->use_xshm); + } + return 1; +} + +static int x11_shadow_subsystem_uninit(rdpShadowSubsystem* sub) +{ + x11ShadowSubsystem* subsystem = (x11ShadowSubsystem*)sub; + + if (!subsystem) + return -1; + + if (subsystem->display) + { + XCloseDisplay(subsystem->display); + subsystem->display = NULL; + } + + if (subsystem->common.event) + { + CloseHandle(subsystem->common.event); + subsystem->common.event = NULL; + } + + if (subsystem->cursorPixels) + { + winpr_aligned_free(subsystem->cursorPixels); + subsystem->cursorPixels = NULL; + } + + return 1; +} + +static int x11_shadow_subsystem_start(rdpShadowSubsystem* sub) +{ + x11ShadowSubsystem* subsystem = (x11ShadowSubsystem*)sub; + + if (!subsystem) + return -1; + + if (!(subsystem->thread = + CreateThread(NULL, 0, x11_shadow_subsystem_thread, (void*)subsystem, 0, NULL))) + { + WLog_ERR(TAG, "Failed to create thread"); + return -1; + } + + return 1; +} + +static int x11_shadow_subsystem_stop(rdpShadowSubsystem* sub) +{ + x11ShadowSubsystem* subsystem = (x11ShadowSubsystem*)sub; + + if (!subsystem) + return -1; + + if (subsystem->thread) + { + if (MessageQueue_PostQuit(subsystem->common.MsgPipe->In, 0)) + WaitForSingleObject(subsystem->thread, INFINITE); + + CloseHandle(subsystem->thread); + subsystem->thread = NULL; + } + + return 1; +} + +static rdpShadowSubsystem* x11_shadow_subsystem_new(void) +{ + x11ShadowSubsystem* subsystem = NULL; + subsystem = (x11ShadowSubsystem*)calloc(1, sizeof(x11ShadowSubsystem)); + + if (!subsystem) + return NULL; + +#ifdef WITH_PAM + subsystem->common.Authenticate = x11_shadow_pam_authenticate; +#endif + subsystem->common.SynchronizeEvent = x11_shadow_input_synchronize_event; + subsystem->common.KeyboardEvent = x11_shadow_input_keyboard_event; + subsystem->common.UnicodeKeyboardEvent = x11_shadow_input_unicode_keyboard_event; + subsystem->common.MouseEvent = x11_shadow_input_mouse_event; + subsystem->common.ExtendedMouseEvent = x11_shadow_input_extended_mouse_event; + subsystem->composite = FALSE; + subsystem->use_xshm = FALSE; /* temporarily disabled */ + subsystem->use_xfixes = TRUE; + subsystem->use_xdamage = FALSE; + subsystem->use_xinerama = TRUE; + return (rdpShadowSubsystem*)subsystem; +} + +static void x11_shadow_subsystem_free(rdpShadowSubsystem* subsystem) +{ + if (!subsystem) + return; + + x11_shadow_subsystem_uninit(subsystem); + free(subsystem); +} + +FREERDP_ENTRY_POINT(FREERDP_API const char* ShadowSubsystemName(void)) +{ + return "X11"; +} + +FREERDP_ENTRY_POINT(FREERDP_API int ShadowSubsystemEntry(RDP_SHADOW_ENTRY_POINTS* pEntryPoints)) +{ + if (!pEntryPoints) + return -1; + + pEntryPoints->New = x11_shadow_subsystem_new; + pEntryPoints->Free = x11_shadow_subsystem_free; + pEntryPoints->Init = x11_shadow_subsystem_init; + pEntryPoints->Uninit = x11_shadow_subsystem_uninit; + pEntryPoints->Start = x11_shadow_subsystem_start; + pEntryPoints->Stop = x11_shadow_subsystem_stop; + pEntryPoints->EnumMonitors = x11_shadow_enum_monitors; + return 1; +} diff --git a/server/shadow/X11/x11_shadow.h b/server/shadow/X11/x11_shadow.h new file mode 100644 index 0000000..aca2d63 --- /dev/null +++ b/server/shadow/X11/x11_shadow.h @@ -0,0 +1,114 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_X11_H +#define FREERDP_SERVER_SHADOW_X11_H + +#include <freerdp/server/shadow.h> + +typedef struct x11_shadow_subsystem x11ShadowSubsystem; + +#include <winpr/crt.h> +#include <winpr/synch.h> +#include <winpr/thread.h> +#include <winpr/stream.h> +#include <winpr/collections.h> + +#include <X11/Xlib.h> + +#ifdef WITH_XSHM +#include <X11/extensions/XShm.h> +#endif + +#ifdef WITH_XFIXES +#include <X11/extensions/Xfixes.h> +#endif + +#ifdef WITH_XTEST +#include <X11/extensions/XTest.h> +#endif + +#ifdef WITH_XDAMAGE +#include <X11/extensions/Xdamage.h> +#endif + +#ifdef WITH_XINERAMA +#include <X11/extensions/Xinerama.h> +#endif + +struct x11_shadow_subsystem +{ + rdpShadowSubsystem common; + + HANDLE thread; + + UINT32 bpp; + int xfds; + UINT32 depth; + UINT32 width; + UINT32 height; + int number; + XImage* image; + Screen* screen; + Visual* visual; + Display* display; + UINT32 scanline_pad; + BOOL composite; + + BOOL use_xshm; + BOOL use_xfixes; + BOOL use_xdamage; + BOOL use_xinerama; + + XImage* fb_image; + Pixmap fb_pixmap; + Window root_window; + XShmSegmentInfo fb_shm_info; + + UINT32 cursorHotX; + UINT32 cursorHotY; + UINT32 cursorWidth; + UINT32 cursorHeight; + UINT32 cursorId; + BYTE* cursorPixels; + UINT32 cursorMaxWidth; + UINT32 cursorMaxHeight; + rdpShadowClient* lastMouseClient; + +#ifdef WITH_XDAMAGE + GC xshm_gc; + Damage xdamage; + int xdamage_notify_event; + XserverRegion xdamage_region; +#endif + +#ifdef WITH_XFIXES + int xfixes_cursor_notify_event; +#endif +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_X11_H */ diff --git a/server/shadow/freerdp-shadow-cli.1.in b/server/shadow/freerdp-shadow-cli.1.in new file mode 100644 index 0000000..890fb7a --- /dev/null +++ b/server/shadow/freerdp-shadow-cli.1.in @@ -0,0 +1,85 @@ +.de URL +\\$2 \(laURL: \\$1 \(ra\\$3 +.. +.if \n[.g] .mso www.tmac +.TH @MANPAGE_NAME@ 1 2017-01-12 "@FREERDP_VERSION_FULL@" "FreeRDP" +.SH NAME +@MANPAGE_NAME@ \- A utility for sharing a X display via RDP. +.SH SYNOPSIS +.B @MANPAGE_NAME@ +[\fB/port:\fP\fI<port number>\fP] +[\fB/ipc-socket:\fP\fI<ipc-socket>\fP] +[\fB/monitors:\fP\fI<0,1,2,...>\fP] +[\fB/rect:\fP\fI<x,y,w,h>\fP] +[\fB+auth\fP] +[\fB-may-view\fP] +[\fB-may-interact\fP] +[\fB/sec:\fP\fI<rdp|tls|nla|ext>\fP] +[\fB-sec-rdp\fP] +[\fB-sec-tls\fP] +[\fB-sec-nla\fP] +[\fB-sec-ext\fP] +[\fB/sam-file:\fP\fI<file>\fP] +[\fB/version\fP] +[\fB/help\fP] +.SH DESCRIPTION +.B @MANPAGE_NAME@ +can be used to share a running X display like with VNC but by using the RDP +instead. It is also possibly to share only parts (rect) of the display. +.SH OPTIONS +.IP /ipc-socket:<ipc-socket> +If this option is set an ipc socket with the path \fIipc-socket\fP is used +instead of a TCP socket. +.IP /port:<port> +Set the port to use. Default is 3389. +This option is ignored if ipc-socket is used. +.IP /monitors:<1,2,3,...> +Select the monitor(s) to share. +.IP /rect:<x,y,w,h> +Select rectangle within monitor to share. +.IP -auth +Disable authentication. If authentication is enabled PAM is used with the +X11 subsystem. Running as root is not necessary, however if run as user only +the same user that started @MANPAGE_NAME@ can authenticate. +.br +\fBWarning\fP: If authentication is disabled \fIeveryone\fP can connect. +.IP -may-view +Clients may view without prompt. +.IP -may-interact +Clients may interact without prompt. +.IP /sec:<rdp|tls|nla|ext> +Force a specific protocol security +.IP -sec-rdp +Disable RDP security (default:on) +.IP -sec-tls +Disable TLS protocol security (default:on) +.IP -sec-nla +Disable NLA protocol security (default:on) +.IP +sec-ext +Use NLA extended protocol security (default:off) +.IP /sam-file:<file> +NTLM SAM file for NLA authentication +.IP /version +Print the version and exit. +.IP /help +Print the help and exit. + +.SH EXAMPLES +@MANPAGE_NAME@ /port:12345 + +When run as user within a X session (for example from an xterm) a socket on +12345 is opened and the current display is shared via RDP. + +.SH EXIT STATUS +.TP +.B 0 +Successful program execution. +.TP +.B 1 +Otherwise. + +.SH SEE ALSO +wlog(7) + +.SH AUTHOR +FreeRDP <team@freerdp.com> diff --git a/server/shadow/freerdp-shadow.pc.in b/server/shadow/freerdp-shadow.pc.in new file mode 100644 index 0000000..805e2af --- /dev/null +++ b/server/shadow/freerdp-shadow.pc.in @@ -0,0 +1,15 @@ +prefix=@PKG_CONFIG_INSTALL_PREFIX@ +exec_prefix=${prefix} +libdir=${prefix}/@CMAKE_INSTALL_LIBDIR@ +includedir=${prefix}/@FREERDP_INCLUDE_DIR@ +libs=-lfreerdp-shadow@FREERDP_API_VERSION@ -lfreerdp-shadow-subsystem@FREERDP_API_VERSION@ + +Name: FreeRDP shadow +Description: FreeRDP: A Remote Desktop Protocol Implementation +URL: http://www.freerdp.com/ +Version: @FREERDP_VERSION@ +Requires: +Requires.private: @WINPR_PKG_CONFIG_FILENAME@ freerdp@FREERDP_API_VERSION@ +Libs: -L${libdir} ${libs} +Libs.private: -ldl -lpthread +Cflags: -I${includedir} diff --git a/server/shadow/shadow.c b/server/shadow/shadow.c new file mode 100644 index 0000000..14c9014 --- /dev/null +++ b/server/shadow/shadow.c @@ -0,0 +1,179 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <winpr/ssl.h> +#include <winpr/path.h> +#include <winpr/cmdline.h> +#include <winpr/winsock.h> + +#include <winpr/tools/makecert.h> + +#include <freerdp/server/shadow.h> +#include <freerdp/settings.h> + +#include <freerdp/log.h> +#define TAG SERVER_TAG("shadow") + +int main(int argc, char** argv) +{ + int status = 0; + DWORD dwExitCode = 0; + COMMAND_LINE_ARGUMENT_A shadow_args[] = { + { "log-filters", COMMAND_LINE_VALUE_REQUIRED, "<tag>:<level>[,<tag>:<level>[,...]]", NULL, + NULL, -1, NULL, "Set logger filters, see wLog(7) for details" }, + { "log-level", COMMAND_LINE_VALUE_REQUIRED, "[OFF|FATAL|ERROR|WARN|INFO|DEBUG|TRACE]", NULL, + NULL, -1, NULL, "Set the default log level, see wLog(7) for details" }, + { "port", COMMAND_LINE_VALUE_REQUIRED, "<number>", NULL, NULL, -1, NULL, "Server port" }, + { "ipc-socket", COMMAND_LINE_VALUE_REQUIRED, "<ipc-socket>", NULL, NULL, -1, NULL, + "Server IPC socket" }, + { "bind-address", COMMAND_LINE_VALUE_REQUIRED, "<bind-address>[,<another address>, ...]", + NULL, NULL, -1, NULL, + "An address to bind to. Use '[<ipv6>]' for IPv6 addresses, e.g. '[::1]' for " + "localhost" }, + { "monitors", COMMAND_LINE_VALUE_OPTIONAL, "<0,1,2...>", NULL, NULL, -1, NULL, + "Select or list monitors" }, + { "max-connections", COMMAND_LINE_VALUE_REQUIRED, "<number>", 0, NULL, -1, NULL, + "maximum connections allowed to server, 0 to deactivate" }, + { "rect", COMMAND_LINE_VALUE_REQUIRED, "<x,y,w,h>", NULL, NULL, -1, NULL, + "Select rectangle within monitor to share" }, + { "auth", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueFalse, NULL, -1, NULL, + "Clients must authenticate" }, + { "remote-guard", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueFalse, NULL, -1, NULL, + "Remote credential guard" }, + { "may-view", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Clients may view without prompt" }, + { "may-interact", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Clients may interact without prompt" }, + { "sec", COMMAND_LINE_VALUE_REQUIRED, "<rdp|tls|nla|ext>", NULL, NULL, -1, NULL, + "force specific protocol security" }, + { "sec-rdp", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "rdp protocol security" }, + { "sec-tls", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "tls protocol security" }, + { "sec-nla", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "nla protocol security" }, + { "sec-ext", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueFalse, NULL, -1, NULL, + "nla extended protocol security" }, + { "sam-file", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL, + "NTLM SAM file for NLA authentication" }, + { "keytab", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL, + "Kerberos keytab file for NLA authentication" }, + { "ccache", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL, + "Kerberos host ccache file for NLA authentication" }, + { "tls-secrets-file", COMMAND_LINE_VALUE_REQUIRED, "<file>", NULL, NULL, -1, NULL, + "file where tls secrets shall be stored" }, + { "gfx-progressive", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Allow GFX progressive codec" }, + { "gfx-rfx", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Allow GFX RFX codec" }, + { "gfx-planar", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Allow GFX planar codec" }, + { "gfx-avc420", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Allow GFX AVC420 codec" }, + { "gfx-avc444", COMMAND_LINE_VALUE_BOOL, NULL, BoolValueTrue, NULL, -1, NULL, + "Allow GFX AVC444 codec" }, + { "version", COMMAND_LINE_VALUE_FLAG | COMMAND_LINE_PRINT_VERSION, NULL, NULL, NULL, -1, + NULL, "Print version" }, + { "buildconfig", COMMAND_LINE_VALUE_FLAG | COMMAND_LINE_PRINT_BUILDCONFIG, NULL, NULL, NULL, + -1, NULL, "Print the build configuration" }, + { "help", COMMAND_LINE_VALUE_FLAG | COMMAND_LINE_PRINT_HELP, NULL, NULL, NULL, -1, "?", + "Print help" }, + { NULL, 0, NULL, NULL, NULL, -1, NULL, NULL } + }; + + shadow_subsystem_set_entry_builtin(NULL); + + rdpShadowServer* server = shadow_server_new(); + + if (!server) + { + status = -1; + WLog_ERR(TAG, "Server new failed"); + goto fail; + } + + rdpSettings* settings = server->settings; + WINPR_ASSERT(settings); + + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, TRUE)) + goto fail; + + /* By default allow all GFX modes. + * This can be changed with command line flags [+|-]gfx-CODEC + */ + if (!freerdp_settings_set_uint32(settings, FreeRDP_ColorDepth, 32) || + !freerdp_settings_set_bool(settings, FreeRDP_NSCodec, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_RemoteFxCodec, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_GfxH264, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_GfxAVC444, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_GfxAVC444v2, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_GfxProgressive, TRUE) || + !freerdp_settings_set_bool(settings, FreeRDP_GfxProgressiveV2, TRUE)) + goto fail; + + /* TODO: We do not implement relative mouse callbacks, so deactivate it for now */ + if (!freerdp_settings_set_bool(settings, FreeRDP_MouseUseRelativeMove, FALSE) || + !freerdp_settings_set_bool(settings, FreeRDP_HasRelativeMouseEvent, FALSE)) + goto fail; + + if ((status = shadow_server_parse_command_line(server, argc, argv, shadow_args)) < 0) + { + shadow_server_command_line_status_print(server, argc, argv, status, shadow_args); + goto fail; + } + + if ((status = shadow_server_init(server)) < 0) + { + WLog_ERR(TAG, "Server initialization failed."); + goto fail; + } + + if ((status = shadow_server_start(server)) < 0) + { + WLog_ERR(TAG, "Failed to start server."); + goto fail; + } + +#ifdef _WIN32 + { + MSG msg = { 0 }; + while (GetMessage(&msg, 0, 0, 0)) + { + TranslateMessage(&msg); + DispatchMessage(&msg); + } + } +#endif + + WaitForSingleObject(server->thread, INFINITE); + + if (!GetExitCodeThread(server->thread, &dwExitCode)) + status = -1; + else + status = (int)dwExitCode; + +fail: + shadow_server_uninit(server); + shadow_server_free(server); + return status; +} diff --git a/server/shadow/shadow.h b/server/shadow/shadow.h new file mode 100644 index 0000000..33eb805 --- /dev/null +++ b/server/shadow/shadow.h @@ -0,0 +1,44 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_SHADOW_H +#define FREERDP_SERVER_SHADOW_SHADOW_H + +#include <freerdp/server/shadow.h> + +#include "shadow_client.h" +#include "shadow_input.h" +#include "shadow_screen.h" +#include "shadow_surface.h" +#include "shadow_encoder.h" +#include "shadow_capture.h" +#include "shadow_channels.h" +#include "shadow_subsystem.h" +#include "shadow_lobby.h" +#include "shadow_mcevent.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_SHADOW_H */ diff --git a/server/shadow/shadow_audin.c b/server/shadow/shadow_audin.c new file mode 100644 index 0000000..9e7f6ef --- /dev/null +++ b/server/shadow/shadow_audin.c @@ -0,0 +1,104 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2015 Jiang Zihao <zihao.jiang@yahoo.com> + * Copyright 2023 Pascal Nowack <Pascal.Nowack@gmx.de> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <freerdp/log.h> +#include "shadow.h" + +#include "shadow_audin.h" +#include <freerdp/server/server-common.h> + +#if defined(CHANNEL_AUDIN_SERVER) +#include <freerdp/server/audin.h> +#endif + +#define TAG SERVER_TAG("shadow") + +#if defined(CHANNEL_AUDIN_SERVER) + +static UINT AudinServerData(audin_server_context* audin, const SNDIN_DATA* data) +{ + rdpShadowClient* client = NULL; + rdpShadowSubsystem* subsystem = NULL; + + WINPR_ASSERT(audin); + WINPR_ASSERT(data); + + client = audin->userdata; + WINPR_ASSERT(client); + WINPR_ASSERT(client->server); + subsystem = client->server->subsystem; + WINPR_ASSERT(subsystem); + + if (!client->mayInteract) + return CHANNEL_RC_OK; + + if (!IFCALLRESULT(TRUE, subsystem->AudinServerReceiveSamples, subsystem, client, + audin_server_get_negotiated_format(client->audin), data->Data)) + return ERROR_INTERNAL_ERROR; + + return CHANNEL_RC_OK; +} + +#endif + +BOOL shadow_client_audin_init(rdpShadowClient* client) +{ + WINPR_ASSERT(client); + +#if defined(CHANNEL_AUDIN_SERVER) + audin_server_context* audin = client->audin = audin_server_context_new(client->vcm); + + if (!audin) + return FALSE; + + audin->userdata = client; + + audin->Data = AudinServerData; + + if (client->subsystem->audinFormats) + { + if (!audin_server_set_formats(client->audin, client->subsystem->nAudinFormats, + client->subsystem->audinFormats)) + goto fail; + } + else + { + if (!audin_server_set_formats(client->audin, -1, NULL)) + goto fail; + } + + return TRUE; +fail: + audin_server_context_free(audin); + client->audin = NULL; +#endif + return FALSE; +} + +void shadow_client_audin_uninit(rdpShadowClient* client) +{ + WINPR_ASSERT(client); + +#if defined(CHANNEL_AUDIN_SERVER) + audin_server_context_free(client->audin); + client->audin = NULL; +#endif +} diff --git a/server/shadow/shadow_audin.h b/server/shadow/shadow_audin.h new file mode 100644 index 0000000..0499987 --- /dev/null +++ b/server/shadow/shadow_audin.h @@ -0,0 +1,39 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2015 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_AUDIN_H +#define FREERDP_SERVER_SHADOW_AUDIN_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + BOOL shadow_client_audin_init(rdpShadowClient* client); + void shadow_client_audin_uninit(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_AUDIN_H */ diff --git a/server/shadow/shadow_capture.c b/server/shadow/shadow_capture.c new file mode 100644 index 0000000..4711ded --- /dev/null +++ b/server/shadow/shadow_capture.c @@ -0,0 +1,263 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <winpr/print.h> + +#include <freerdp/log.h> + +#include "shadow_surface.h" + +#include "shadow_capture.h" + +#define TAG SERVER_TAG("shadow") + +int shadow_capture_align_clip_rect(RECTANGLE_16* rect, RECTANGLE_16* clip) +{ + int dx = 0; + int dy = 0; + dx = (rect->left % 16); + + if (dx != 0) + { + rect->left -= dx; + rect->right += dx; + } + + dx = (rect->right % 16); + + if (dx != 0) + { + rect->right += (16 - dx); + } + + dy = (rect->top % 16); + + if (dy != 0) + { + rect->top -= dy; + rect->bottom += dy; + } + + dy = (rect->bottom % 16); + + if (dy != 0) + { + rect->bottom += (16 - dy); + } + + if (rect->left < clip->left) + rect->left = clip->left; + + if (rect->top < clip->top) + rect->top = clip->top; + + if (rect->right > clip->right) + rect->right = clip->right; + + if (rect->bottom > clip->bottom) + rect->bottom = clip->bottom; + + return 1; +} + +int shadow_capture_compare(BYTE* pData1, UINT32 nStep1, UINT32 nWidth, UINT32 nHeight, BYTE* pData2, + UINT32 nStep2, RECTANGLE_16* rect) +{ + BOOL equal = 0; + BOOL allEqual = 0; + UINT32 tw = 0; + UINT32 th = 0; + UINT32 nrow = 0; + UINT32 ncol = 0; + UINT32 l = 0; + UINT32 t = 0; + UINT32 r = 0; + UINT32 b = 0; + BYTE* p1 = NULL; + BYTE* p2 = NULL; + BOOL rows[1024]; +#ifdef WITH_DEBUG_SHADOW_CAPTURE + BOOL cols[1024] = { FALSE }; +#endif + allEqual = TRUE; + ZeroMemory(rect, sizeof(RECTANGLE_16)); + FillMemory(rows, sizeof(rows), 0xFF); +#ifdef WITH_DEBUG_SHADOW_CAPTURE + FillMemory(cols, sizeof(cols), 0xFF); +#endif + nrow = (nHeight + 15) / 16; + ncol = (nWidth + 15) / 16; + l = ncol + 1; + r = 0; + t = nrow + 1; + b = 0; + + for (UINT32 ty = 0; ty < nrow; ty++) + { + th = ((ty + 1) == nrow) ? (nHeight % 16) : 16; + + if (!th) + th = 16; + + for (UINT32 tx = 0; tx < ncol; tx++) + { + equal = TRUE; + tw = ((tx + 1) == ncol) ? (nWidth % 16) : 16; + + if (!tw) + tw = 16; + + p1 = &pData1[(ty * 16 * nStep1) + (tx * 16 * 4)]; + p2 = &pData2[(ty * 16 * nStep2) + (tx * 16 * 4)]; + + for (UINT32 k = 0; k < th; k++) + { + if (memcmp(p1, p2, tw * 4) != 0) + { + equal = FALSE; + break; + } + + p1 += nStep1; + p2 += nStep2; + } + + if (!equal) + { + rows[ty] = FALSE; +#ifdef WITH_DEBUG_SHADOW_CAPTURE + cols[tx] = FALSE; +#endif + + if (l > tx) + l = tx; + + if (r < tx) + r = tx; + } + } + + if (!rows[ty]) + { + allEqual = FALSE; + + if (t > ty) + t = ty; + + if (b < ty) + b = ty; + } + } + + if (allEqual) + return 0; + + WINPR_ASSERT(l * 16 <= UINT16_MAX); + WINPR_ASSERT(t * 16 <= UINT16_MAX); + WINPR_ASSERT((r + 1) * 16 <= UINT16_MAX); + WINPR_ASSERT((b + 1) * 16 <= UINT16_MAX); + rect->left = (UINT16)l * 16; + rect->top = (UINT16)t * 16; + rect->right = (UINT16)(r + 1) * 16; + rect->bottom = (UINT16)(b + 1) * 16; + + WINPR_ASSERT(nWidth <= UINT16_MAX); + if (rect->right > nWidth) + rect->right = (UINT16)nWidth; + + WINPR_ASSERT(nHeight <= UINT16_MAX); + if (rect->bottom > nHeight) + rect->bottom = (UINT16)nHeight; + +#ifdef WITH_DEBUG_SHADOW_CAPTURE + size_t size = ncol + 1; + char* col_str = calloc(size, sizeof(char)); + + if (!col_str) + { + WLog_ERR(TAG, "calloc failed!"); + return 1; + } + + for (UINT32 tx = 0; tx < ncol; tx++) + sprintf_s(&col_str[tx], size - tx, "-"); + + WLog_INFO(TAG, "%s", col_str); + + for (UINT32 tx = 0; tx < ncol; tx++) + sprintf_s(&col_str[tx], size - tx, "%c", cols[tx] ? 'O' : 'X'); + + WLog_INFO(TAG, "%s", col_str); + + for (UINT32 tx = 0; tx < ncol; tx++) + sprintf_s(&col_str[tx], size - tx, "-"); + + WLog_INFO(TAG, "%s", col_str); + + for (UINT32 ty = 0; ty < nrow; ty++) + { + for (UINT32 tx = 0; tx < ncol; tx++) + sprintf_s(&col_str[tx], size - tx, "%c", cols[tx] ? 'O' : 'X'); + + WLog_INFO(TAG, "%s", col_str); + WLog_INFO(TAG, "|%s|", rows[ty] ? "O" : "X"); + } + + WLog_INFO(TAG, + "left: %" PRIu32 " top: %" PRIu32 " right: %" PRIu32 " bottom: %" PRIu32 + " ncol: %" PRIu32 " nrow: %" PRIu32, + l, t, r, b, ncol, nrow); + free(col_str); +#endif + return 1; +} + +rdpShadowCapture* shadow_capture_new(rdpShadowServer* server) +{ + WINPR_ASSERT(server); + + rdpShadowCapture* capture = (rdpShadowCapture*)calloc(1, sizeof(rdpShadowCapture)); + + if (!capture) + return NULL; + + capture->server = server; + + if (!InitializeCriticalSectionAndSpinCount(&(capture->lock), 4000)) + { + WINPR_PRAGMA_DIAG_PUSH + WINPR_PRAGMA_DIAG_IGNORED_MISMATCHED_DEALLOC + shadow_capture_free(capture); + WINPR_PRAGMA_DIAG_POP + return NULL; + } + + return capture; +} + +void shadow_capture_free(rdpShadowCapture* capture) +{ + if (!capture) + return; + + DeleteCriticalSection(&(capture->lock)); + free(capture); +} diff --git a/server/shadow/shadow_capture.h b/server/shadow/shadow_capture.h new file mode 100644 index 0000000..31de550 --- /dev/null +++ b/server/shadow/shadow_capture.h @@ -0,0 +1,52 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_CAPTURE_H +#define FREERDP_SERVER_SHADOW_CAPTURE_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/winpr.h> +#include <winpr/synch.h> + +struct rdp_shadow_capture +{ + rdpShadowServer* server; + + int width; + int height; + + CRITICAL_SECTION lock; +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + + void shadow_capture_free(rdpShadowCapture* capture); + + WINPR_ATTR_MALLOC(shadow_capture_free, 1) + rdpShadowCapture* shadow_capture_new(rdpShadowServer* server); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_CAPTURE_H */ diff --git a/server/shadow/shadow_channels.c b/server/shadow/shadow_channels.c new file mode 100644 index 0000000..07c5105 --- /dev/null +++ b/server/shadow/shadow_channels.c @@ -0,0 +1,66 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include "shadow.h" + +#include "shadow_channels.h" + +UINT shadow_client_channels_post_connect(rdpShadowClient* client) +{ + if (WTSVirtualChannelManagerIsChannelJoined(client->vcm, ENCOMSP_SVC_CHANNEL_NAME)) + { + shadow_client_encomsp_init(client); + } + + if (WTSVirtualChannelManagerIsChannelJoined(client->vcm, REMDESK_SVC_CHANNEL_NAME)) + { + shadow_client_remdesk_init(client); + } + + if (WTSVirtualChannelManagerIsChannelJoined(client->vcm, RDPSND_CHANNEL_NAME)) + { + shadow_client_rdpsnd_init(client); + } + + shadow_client_audin_init(client); + + if (freerdp_settings_get_bool(client->context.settings, FreeRDP_SupportGraphicsPipeline)) + { + shadow_client_rdpgfx_init(client); + } + + return CHANNEL_RC_OK; +} + +void shadow_client_channels_free(rdpShadowClient* client) +{ + if (freerdp_settings_get_bool(client->context.settings, FreeRDP_SupportGraphicsPipeline)) + { + shadow_client_rdpgfx_uninit(client); + } + + shadow_client_audin_uninit(client); + + shadow_client_rdpsnd_uninit(client); + + shadow_client_remdesk_uninit(client); + + shadow_client_encomsp_uninit(client); +} diff --git a/server/shadow/shadow_channels.h b/server/shadow/shadow_channels.h new file mode 100644 index 0000000..261041e --- /dev/null +++ b/server/shadow/shadow_channels.h @@ -0,0 +1,45 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_CHANNELS_H +#define FREERDP_SERVER_SHADOW_CHANNELS_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#include "shadow_encomsp.h" +#include "shadow_remdesk.h" +#include "shadow_rdpsnd.h" +#include "shadow_audin.h" +#include "shadow_rdpgfx.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + + UINT shadow_client_channels_post_connect(rdpShadowClient* client); + void shadow_client_channels_free(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_CHANNELS_H */ diff --git a/server/shadow/shadow_client.c b/server/shadow/shadow_client.c new file mode 100644 index 0000000..0fd5236 --- /dev/null +++ b/server/shadow/shadow_client.c @@ -0,0 +1,2612 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * Copyright 2017 Armin Novak <armin.novak@thincast.com> + * Copyright 2017 Thincast Technologies GmbH + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <winpr/assert.h> +#include <winpr/file.h> +#include <winpr/path.h> +#include <winpr/synch.h> +#include <winpr/thread.h> +#include <winpr/sysinfo.h> +#include <winpr/interlocked.h> + +#include <freerdp/log.h> +#include <freerdp/channels/drdynvc.h> + +#include "shadow.h" + +#define TAG CLIENT_TAG("shadow") + +typedef struct +{ + BOOL gfxOpened; + BOOL gfxSurfaceCreated; +} SHADOW_GFX_STATUS; + +static INLINE BOOL shadow_client_rdpgfx_new_surface(rdpShadowClient* client) +{ + UINT error = CHANNEL_RC_OK; + RDPGFX_CREATE_SURFACE_PDU createSurface; + RDPGFX_MAP_SURFACE_TO_OUTPUT_PDU surfaceToOutput; + RdpgfxServerContext* context = NULL; + rdpSettings* settings = NULL; + + WINPR_ASSERT(client); + context = client->rdpgfx; + WINPR_ASSERT(context); + settings = ((rdpContext*)client)->settings; + WINPR_ASSERT(settings); + + WINPR_ASSERT(freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth) <= UINT16_MAX); + WINPR_ASSERT(freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight) <= UINT16_MAX); + createSurface.width = (UINT16)freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + createSurface.height = (UINT16)freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + createSurface.pixelFormat = GFX_PIXEL_FORMAT_XRGB_8888; + createSurface.surfaceId = client->surfaceId; + surfaceToOutput.outputOriginX = 0; + surfaceToOutput.outputOriginY = 0; + surfaceToOutput.surfaceId = client->surfaceId; + surfaceToOutput.reserved = 0; + IFCALLRET(context->CreateSurface, error, context, &createSurface); + + if (error) + { + WLog_ERR(TAG, "CreateSurface failed with error %" PRIu32 "", error); + return FALSE; + } + + IFCALLRET(context->MapSurfaceToOutput, error, context, &surfaceToOutput); + + if (error) + { + WLog_ERR(TAG, "MapSurfaceToOutput failed with error %" PRIu32 "", error); + return FALSE; + } + + return TRUE; +} + +static INLINE BOOL shadow_client_rdpgfx_release_surface(rdpShadowClient* client) +{ + UINT error = CHANNEL_RC_OK; + RDPGFX_DELETE_SURFACE_PDU pdu; + RdpgfxServerContext* context = NULL; + + WINPR_ASSERT(client); + + context = client->rdpgfx; + WINPR_ASSERT(context); + + pdu.surfaceId = client->surfaceId++; + IFCALLRET(context->DeleteSurface, error, context, &pdu); + + if (error) + { + WLog_ERR(TAG, "DeleteSurface failed with error %" PRIu32 "", error); + return FALSE; + } + + return TRUE; +} + +static INLINE BOOL shadow_client_rdpgfx_reset_graphic(rdpShadowClient* client) +{ + UINT error = CHANNEL_RC_OK; + RDPGFX_RESET_GRAPHICS_PDU pdu = { 0 }; + RdpgfxServerContext* context = NULL; + rdpSettings* settings = NULL; + + WINPR_ASSERT(client); + WINPR_ASSERT(client->rdpgfx); + + context = client->rdpgfx; + WINPR_ASSERT(context); + + settings = client->context.settings; + WINPR_ASSERT(settings); + + pdu.width = freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + pdu.height = freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + pdu.monitorCount = client->subsystem->numMonitors; + pdu.monitorDefArray = client->subsystem->monitors; + IFCALLRET(context->ResetGraphics, error, context, &pdu); + + if (error) + { + WLog_ERR(TAG, "ResetGraphics failed with error %" PRIu32 "", error); + return FALSE; + } + + client->first_frame = TRUE; + return TRUE; +} + +static INLINE void shadow_client_free_queued_message(void* obj) +{ + wMessage* message = (wMessage*)obj; + + WINPR_ASSERT(message); + if (message->Free) + { + message->Free(message); + message->Free = NULL; + } +} + +static void shadow_client_context_free(freerdp_peer* peer, rdpContext* context) +{ + rdpShadowClient* client = (rdpShadowClient*)context; + rdpShadowServer* server = NULL; + + WINPR_UNUSED(peer); + if (!client) + return; + + server = client->server; + if (server && server->clients) + ArrayList_Remove(server->clients, (void*)client); + + shadow_encoder_free(client->encoder); + + /* Clear queued messages and free resource */ + MessageQueue_Free(client->MsgQueue); + WTSCloseServer((HANDLE)client->vcm); + region16_uninit(&(client->invalidRegion)); + DeleteCriticalSection(&(client->lock)); + + client->MsgQueue = NULL; + client->encoder = NULL; + client->vcm = NULL; +} + +static BOOL shadow_client_context_new(freerdp_peer* peer, rdpContext* context) +{ + BOOL NSCodec = 0; + const char bind_address[] = "bind-address,"; + rdpShadowClient* client = (rdpShadowClient*)context; + rdpSettings* settings = NULL; + const rdpSettings* srvSettings = NULL; + rdpShadowServer* server = NULL; + const wObject cb = { NULL, NULL, NULL, shadow_client_free_queued_message, NULL }; + + WINPR_ASSERT(client); + WINPR_ASSERT(peer); + WINPR_ASSERT(peer->context); + + server = (rdpShadowServer*)peer->ContextExtra; + WINPR_ASSERT(server); + + srvSettings = server->settings; + WINPR_ASSERT(srvSettings); + + client->surfaceId = 1; + client->server = server; + client->subsystem = server->subsystem; + WINPR_ASSERT(client->subsystem); + + settings = peer->context->settings; + WINPR_ASSERT(settings); + + if (!freerdp_settings_set_uint32(settings, FreeRDP_ColorDepth, + freerdp_settings_get_uint32(srvSettings, FreeRDP_ColorDepth))) + return FALSE; + NSCodec = freerdp_settings_get_bool(srvSettings, FreeRDP_NSCodec); + if (!freerdp_settings_set_bool(settings, FreeRDP_NSCodec, NSCodec)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_RemoteFxCodec, + freerdp_settings_get_bool(srvSettings, FreeRDP_RemoteFxCodec))) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_BitmapCacheV3Enabled, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_FrameMarkerCommandEnabled, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_SurfaceFrameMarkerEnabled, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_SupportGraphicsPipeline, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_GfxH264, + freerdp_settings_get_bool(srvSettings, FreeRDP_GfxH264))) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DrawAllowSkipAlpha, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DrawAllowColorSubsampling, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_DrawAllowDynamicColorFidelity, TRUE)) + return FALSE; + if (!freerdp_settings_set_uint32(settings, FreeRDP_CompressionLevel, PACKET_COMPR_TYPE_RDP8)) + return FALSE; + + if (server->ipcSocket && (strncmp(bind_address, server->ipcSocket, + strnlen(bind_address, sizeof(bind_address))) != 0)) + { + if (!freerdp_settings_set_bool(settings, FreeRDP_LyncRdpMode, TRUE)) + return FALSE; + if (!freerdp_settings_set_bool(settings, FreeRDP_CompressionEnabled, FALSE)) + return FALSE; + } + + client->inLobby = TRUE; + client->mayView = server->mayView; + client->mayInteract = server->mayInteract; + + if (!InitializeCriticalSectionAndSpinCount(&(client->lock), 4000)) + goto fail; + + region16_init(&(client->invalidRegion)); + client->vcm = WTSOpenServerA(peer->context); + + if (!client->vcm || client->vcm == INVALID_HANDLE_VALUE) + goto fail; + + if (!(client->MsgQueue = MessageQueue_New(&cb))) + goto fail; + + if (!(client->encoder = shadow_encoder_new(client))) + goto fail; + + if (!ArrayList_Append(server->clients, (void*)client)) + goto fail; + + return TRUE; + +fail: + shadow_client_context_free(peer, context); + return FALSE; +} + +static INLINE void shadow_client_mark_invalid(rdpShadowClient* client, UINT32 numRects, + const RECTANGLE_16* rects) +{ + RECTANGLE_16 screenRegion; + rdpSettings* settings = NULL; + + WINPR_ASSERT(client); + WINPR_ASSERT(rects || (numRects == 0)); + + settings = client->context.settings; + WINPR_ASSERT(settings); + + EnterCriticalSection(&(client->lock)); + + /* Mark client invalid region. No rectangle means full screen */ + if (numRects > 0) + { + for (UINT32 index = 0; index < numRects; index++) + { + region16_union_rect(&(client->invalidRegion), &(client->invalidRegion), &rects[index]); + } + } + else + { + screenRegion.left = 0; + screenRegion.top = 0; + WINPR_ASSERT(freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth) <= UINT16_MAX); + WINPR_ASSERT(freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight) <= UINT16_MAX); + screenRegion.right = (UINT16)freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + screenRegion.bottom = (UINT16)freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + region16_union_rect(&(client->invalidRegion), &(client->invalidRegion), &screenRegion); + } + + LeaveCriticalSection(&(client->lock)); +} + +/** + * Function description + * Recalculate client desktop size and update to rdpSettings + * + * @return TRUE if width/height changed. + */ +static INLINE BOOL shadow_client_recalc_desktop_size(rdpShadowClient* client) +{ + INT32 width = 0; + INT32 height = 0; + rdpShadowServer* server = NULL; + rdpSettings* settings = NULL; + RECTANGLE_16 viewport = { 0 }; + + WINPR_ASSERT(client); + server = client->server; + settings = client->context.settings; + + WINPR_ASSERT(server); + WINPR_ASSERT(server->surface); + WINPR_ASSERT(settings); + + WINPR_ASSERT(server->surface->width <= UINT16_MAX); + WINPR_ASSERT(server->surface->height <= UINT16_MAX); + viewport.right = (UINT16)server->surface->width; + viewport.bottom = (UINT16)server->surface->height; + + if (server->shareSubRect) + { + rectangles_intersection(&viewport, &(server->subRect), &viewport); + } + + width = viewport.right - viewport.left; + height = viewport.bottom - viewport.top; + + WINPR_ASSERT(width >= 0); + WINPR_ASSERT(width <= UINT16_MAX); + WINPR_ASSERT(height >= 0); + WINPR_ASSERT(height <= UINT16_MAX); + if (freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth) != (UINT32)width || + freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight) != (UINT32)height) + return TRUE; + + return FALSE; +} + +static BOOL shadow_client_capabilities(freerdp_peer* peer) +{ + rdpShadowSubsystem* subsystem = NULL; + rdpShadowClient* client = NULL; + BOOL ret = TRUE; + + WINPR_ASSERT(peer); + + client = (rdpShadowClient*)peer->context; + WINPR_ASSERT(client); + WINPR_ASSERT(client->server); + + subsystem = client->server->subsystem; + WINPR_ASSERT(subsystem); + + IFCALLRET(subsystem->ClientCapabilities, ret, subsystem, client); + + if (!ret) + WLog_WARN(TAG, "subsystem->ClientCapabilities failed"); + + return ret; +} + +static void shadow_reset_desktop_resize(rdpShadowClient* client) +{ + WINPR_ASSERT(client); + client->resizeRequested = FALSE; +} + +static BOOL shadow_send_desktop_resize(rdpShadowClient* client) +{ + BOOL rc = 0; + rdpUpdate* update = NULL; + rdpSettings* settings = NULL; + const freerdp_peer* peer = NULL; + + WINPR_ASSERT(client); + + settings = client->context.settings; + peer = client->context.peer; + WINPR_ASSERT(peer); + WINPR_ASSERT(client->server); + WINPR_ASSERT(client->server->surface); + + const UINT32 resizeWidth = client->server->surface->width; + const UINT32 resizeHeight = client->server->surface->height; + + if (client->resizeRequested) + { + if ((resizeWidth == client->resizeWidth) && (resizeHeight == client->resizeHeight)) + { + const UINT32 w = freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + const UINT32 h = freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + WLog_WARN(TAG, + "detected previous resize request for resolution %" PRIu32 "x%" PRIu32 + ", still have %" PRIu32 "x%" PRIu32 ", disconnecting peer", + resizeWidth, resizeHeight, w, h); + return FALSE; + } + } + + update = client->context.update; + WINPR_ASSERT(update); + WINPR_ASSERT(update->DesktopResize); + + // Update peer resolution, required so that during disconnect/reconnect the correct resolution + // is sent to the client. + if (!freerdp_settings_set_uint32(settings, FreeRDP_DesktopWidth, resizeWidth)) + return FALSE; + if (!freerdp_settings_set_uint32(settings, FreeRDP_DesktopHeight, resizeHeight)) + return FALSE; + rc = update->DesktopResize(update->context); + WLog_INFO(TAG, "Client %s resize requested (%" PRIu32 "x%" PRIu32 "@%" PRIu32 ")", + peer->hostname, resizeWidth, resizeHeight, + freerdp_settings_get_uint32(settings, FreeRDP_ColorDepth)); + client->resizeRequested = TRUE; + client->resizeWidth = resizeWidth; + client->resizeHeight = resizeHeight; + + return rc; +} + +static BOOL shadow_client_post_connect(freerdp_peer* peer) +{ + int authStatus = 0; + rdpSettings* settings = NULL; + rdpShadowClient* client = NULL; + rdpShadowServer* server = NULL; + rdpShadowSubsystem* subsystem = NULL; + + WINPR_ASSERT(peer); + + client = (rdpShadowClient*)peer->context; + WINPR_ASSERT(client); + + settings = peer->context->settings; + WINPR_ASSERT(settings); + + server = client->server; + WINPR_ASSERT(server); + + subsystem = server->subsystem; + WINPR_ASSERT(subsystem); + + if (freerdp_settings_get_uint32(settings, FreeRDP_ColorDepth) == 24) + { + if (!freerdp_settings_set_uint32(settings, FreeRDP_ColorDepth, 16)) /* disable 24bpp */ + return FALSE; + } + + const UINT32 MultifragMaxRequestSize = + freerdp_settings_get_uint32(settings, FreeRDP_MultifragMaxRequestSize); + if (MultifragMaxRequestSize < 0x3F0000) + { + BOOL rc = freerdp_settings_set_bool( + settings, FreeRDP_NSCodec, + FALSE); /* NSCodec compressor does not support fragmentation yet */ + WINPR_ASSERT(rc); + } + + WLog_INFO(TAG, "Client from %s is activated (%" PRIu32 "x%" PRIu32 "@%" PRIu32 ")", + peer->hostname, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth), + freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight), + freerdp_settings_get_uint32(settings, FreeRDP_ColorDepth)); + + if (shadow_client_channels_post_connect(client) != CHANNEL_RC_OK) + return FALSE; + + shadow_client_mark_invalid(client, 0, NULL); + authStatus = -1; + + const char* Username = freerdp_settings_get_string(settings, FreeRDP_Username); + const char* Domain = freerdp_settings_get_string(settings, FreeRDP_Domain); + const char* Password = freerdp_settings_get_string(settings, FreeRDP_Password); + + if (Username && Password) + { + if (!freerdp_settings_set_bool(settings, FreeRDP_AutoLogonEnabled, TRUE)) + return FALSE; + } + + if (server->authentication && !freerdp_settings_get_bool(settings, FreeRDP_NlaSecurity)) + { + if (subsystem->Authenticate) + { + authStatus = subsystem->Authenticate(subsystem, client, Username, Domain, Password); + } + + if (authStatus < 0) + { + WLog_ERR(TAG, "client authentication failure: %d", authStatus); + return FALSE; + } + } + + if (subsystem->ClientConnect) + { + return subsystem->ClientConnect(subsystem, client); + } + + return TRUE; +} + +/* Convert rects in sub rect coordinate to client/surface coordinate */ +static INLINE void shadow_client_convert_rects(rdpShadowClient* client, RECTANGLE_16* dst, + const RECTANGLE_16* src, UINT32 numRects) +{ + WINPR_ASSERT(client); + WINPR_ASSERT(client->server); + WINPR_ASSERT(dst); + WINPR_ASSERT(src || (numRects == 0)); + + if (client->server->shareSubRect) + { + UINT16 offsetX = client->server->subRect.left; + UINT16 offsetY = client->server->subRect.top; + + for (UINT32 i = 0; i < numRects; i++) + { + const RECTANGLE_16* s = &src[i]; + RECTANGLE_16* d = &dst[i]; + + d->left = s->left + offsetX; + d->right = s->right + offsetX; + d->top = s->top + offsetY; + d->bottom = s->bottom + offsetY; + } + } + else + { + if (src != dst) + { + CopyMemory(dst, src, numRects * sizeof(RECTANGLE_16)); + } + } +} + +static BOOL shadow_client_refresh_request(rdpShadowClient* client) +{ + wMessage message = { 0 }; + wMessagePipe* MsgPipe = NULL; + + WINPR_ASSERT(client); + WINPR_ASSERT(client->subsystem); + + MsgPipe = client->subsystem->MsgPipe; + WINPR_ASSERT(MsgPipe); + + message.id = SHADOW_MSG_IN_REFRESH_REQUEST_ID; + message.wParam = NULL; + message.lParam = NULL; + message.context = (void*)client; + message.Free = NULL; + return MessageQueue_Dispatch(MsgPipe->In, &message); +} + +static BOOL shadow_client_refresh_rect(rdpContext* context, BYTE count, const RECTANGLE_16* areas) +{ + rdpShadowClient* client = (rdpShadowClient*)context; + RECTANGLE_16* rects = NULL; + + /* It is invalid if we have area count but no actual area */ + if (count && !areas) + return FALSE; + + if (count) + { + rects = (RECTANGLE_16*)calloc(count, sizeof(RECTANGLE_16)); + + if (!rects) + { + return FALSE; + } + + shadow_client_convert_rects(client, rects, areas, count); + shadow_client_mark_invalid(client, count, rects); + free(rects); + } + else + { + shadow_client_mark_invalid(client, 0, NULL); + } + + return shadow_client_refresh_request(client); +} + +static BOOL shadow_client_suppress_output(rdpContext* context, BYTE allow, const RECTANGLE_16* area) +{ + rdpShadowClient* client = (rdpShadowClient*)context; + RECTANGLE_16 region; + + WINPR_ASSERT(client); + + client->suppressOutput = allow ? FALSE : TRUE; + + if (allow) + { + if (area) + { + shadow_client_convert_rects(client, ®ion, area, 1); + shadow_client_mark_invalid(client, 1, ®ion); + } + else + { + shadow_client_mark_invalid(client, 0, NULL); + } + } + + return shadow_client_refresh_request(client); +} + +static BOOL shadow_client_activate(freerdp_peer* peer) +{ + rdpSettings* settings = NULL; + rdpShadowClient* client = NULL; + + WINPR_ASSERT(peer); + + client = (rdpShadowClient*)peer->context; + WINPR_ASSERT(client); + + settings = peer->context->settings; + WINPR_ASSERT(settings); + + /* Resize client if necessary */ + if (shadow_client_recalc_desktop_size(client)) + return shadow_send_desktop_resize(client); + + shadow_reset_desktop_resize(client); + client->activated = TRUE; + client->inLobby = client->mayView ? FALSE : TRUE; + + if (shadow_encoder_reset(client->encoder) < 0) + { + WLog_ERR(TAG, "Failed to reset encoder"); + return FALSE; + } + + /* Update full screen in next update */ + return shadow_client_refresh_rect(&client->context, 0, NULL); +} + +static BOOL shadow_client_logon(freerdp_peer* peer, const SEC_WINNT_AUTH_IDENTITY* identity, + BOOL automatic) +{ + BOOL rc = FALSE; + char* user = NULL; + char* domain = NULL; + char* password = NULL; + rdpSettings* settings = NULL; + + WINPR_UNUSED(automatic); + + WINPR_ASSERT(peer); + WINPR_ASSERT(identity); + + WINPR_ASSERT(peer->context); + + settings = peer->context->settings; + WINPR_ASSERT(settings); + + if (identity->Flags & SEC_WINNT_AUTH_IDENTITY_UNICODE) + { + if (identity->User) + user = ConvertWCharNToUtf8Alloc(identity->User, identity->UserLength, NULL); + + if (identity->Domain) + domain = ConvertWCharNToUtf8Alloc(identity->Domain, identity->DomainLength, NULL); + + if (identity->Password) + password = ConvertWCharNToUtf8Alloc(identity->Password, identity->PasswordLength, NULL); + } + else + { + if (identity->User) + user = _strdup((char*)identity->User); + + if (identity->Domain) + domain = _strdup((char*)identity->Domain); + + if (identity->Password) + password = _strdup((char*)identity->Password); + } + + if ((identity->User && !user) || (identity->Domain && !domain) || + (identity->Password && !password)) + goto fail; + + if (user) + freerdp_settings_set_string(settings, FreeRDP_Username, user); + + if (domain) + freerdp_settings_set_string(settings, FreeRDP_Domain, domain); + + if (password) + freerdp_settings_set_string(settings, FreeRDP_Password, password); + + rc = TRUE; +fail: + free(user); + free(domain); + free(password); + return rc; +} + +static INLINE void shadow_client_common_frame_acknowledge(rdpShadowClient* client, UINT32 frameId) +{ + /* + * Record the last client acknowledged frame id to + * calculate how much frames are in progress. + * Some rdp clients (win7 mstsc) skips frame ACK if it is + * inactive, we should not expect ACK for each frame. + * So it is OK to calculate inflight frame count according to + * a latest acknowledged frame id. + */ + WINPR_ASSERT(client); + WINPR_ASSERT(client->encoder); + client->encoder->lastAckframeId = frameId; +} + +static BOOL shadow_client_surface_frame_acknowledge(rdpContext* context, UINT32 frameId) +{ + rdpShadowClient* client = (rdpShadowClient*)context; + shadow_client_common_frame_acknowledge(client, frameId); + /* + * Reset queueDepth for legacy none RDPGFX acknowledge + */ + WINPR_ASSERT(client); + WINPR_ASSERT(client->encoder); + client->encoder->queueDepth = QUEUE_DEPTH_UNAVAILABLE; + return TRUE; +} + +static UINT +shadow_client_rdpgfx_frame_acknowledge(RdpgfxServerContext* context, + const RDPGFX_FRAME_ACKNOWLEDGE_PDU* frameAcknowledge) +{ + rdpShadowClient* client = NULL; + + WINPR_ASSERT(context); + WINPR_ASSERT(frameAcknowledge); + + client = (rdpShadowClient*)context->custom; + shadow_client_common_frame_acknowledge(client, frameAcknowledge->frameId); + + WINPR_ASSERT(client); + WINPR_ASSERT(client->encoder); + client->encoder->queueDepth = frameAcknowledge->queueDepth; + return CHANNEL_RC_OK; +} + +static BOOL shadow_are_caps_filtered(const rdpSettings* settings, UINT32 caps) +{ + const UINT32 capList[] = { RDPGFX_CAPVERSION_8, RDPGFX_CAPVERSION_81, + RDPGFX_CAPVERSION_10, RDPGFX_CAPVERSION_101, + RDPGFX_CAPVERSION_102, RDPGFX_CAPVERSION_103, + RDPGFX_CAPVERSION_104, RDPGFX_CAPVERSION_105, + RDPGFX_CAPVERSION_106, RDPGFX_CAPVERSION_106_ERR, + RDPGFX_CAPVERSION_107 }; + + WINPR_ASSERT(settings); + const UINT32 filter = freerdp_settings_get_uint32(settings, FreeRDP_GfxCapsFilter); + + for (UINT32 x = 0; x < ARRAYSIZE(capList); x++) + { + if (caps == capList[x]) + return (filter & (1 << x)) != 0; + } + + return TRUE; +} + +static UINT shadow_client_send_caps_confirm(RdpgfxServerContext* context, rdpShadowClient* client, + const RDPGFX_CAPS_CONFIRM_PDU* pdu) +{ + WINPR_ASSERT(context); + WINPR_ASSERT(client); + WINPR_ASSERT(pdu); + + WINPR_ASSERT(context->CapsConfirm); + UINT rc = context->CapsConfirm(context, pdu); + client->areGfxCapsReady = (rc == CHANNEL_RC_OK); + return rc; +} + +static BOOL shadow_client_caps_test_version(RdpgfxServerContext* context, rdpShadowClient* client, + BOOL h264, const RDPGFX_CAPSET* capsSets, + UINT32 capsSetCount, UINT32 capsVersion, UINT* rc) +{ + const rdpSettings* srvSettings = NULL; + rdpSettings* clientSettings = NULL; + + WINPR_ASSERT(context); + WINPR_ASSERT(client); + WINPR_ASSERT(capsSets || (capsSetCount == 0)); + WINPR_ASSERT(rc); + + WINPR_ASSERT(context->rdpcontext); + srvSettings = context->rdpcontext->settings; + WINPR_ASSERT(srvSettings); + + clientSettings = client->context.settings; + WINPR_ASSERT(clientSettings); + + if (shadow_are_caps_filtered(srvSettings, capsVersion)) + return FALSE; + + for (UINT32 index = 0; index < capsSetCount; index++) + { + const RDPGFX_CAPSET* currentCaps = &capsSets[index]; + + if (currentCaps->version == capsVersion) + { + UINT32 flags = 0; + BOOL planar = FALSE; + BOOL rfx = FALSE; + BOOL avc444v2 = FALSE; + BOOL avc444 = FALSE; + BOOL avc420 = FALSE; + BOOL progressive = FALSE; + RDPGFX_CAPSET caps = *currentCaps; + RDPGFX_CAPS_CONFIRM_PDU pdu = { 0 }; + pdu.capsSet = ∩︀ + + flags = pdu.capsSet->flags; + + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxSmallCache, + (flags & RDPGFX_CAPS_FLAG_SMALL_CACHE) ? TRUE : FALSE)) + return FALSE; + + avc444v2 = avc444 = !(flags & RDPGFX_CAPS_FLAG_AVC_DISABLED); + if (!freerdp_settings_get_bool(srvSettings, FreeRDP_GfxAVC444v2) || !h264) + avc444v2 = FALSE; + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444v2, avc444v2)) + return FALSE; + if (!freerdp_settings_get_bool(srvSettings, FreeRDP_GfxAVC444) || !h264) + avc444 = FALSE; + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444, avc444)) + return FALSE; + if (!freerdp_settings_get_bool(srvSettings, FreeRDP_GfxH264) || !h264) + avc420 = FALSE; + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxH264, avc420)) + return FALSE; + + progressive = freerdp_settings_get_bool(srvSettings, FreeRDP_GfxProgressive); + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxProgressive, progressive)) + return FALSE; + progressive = freerdp_settings_get_bool(srvSettings, FreeRDP_GfxProgressiveV2); + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxProgressiveV2, progressive)) + return FALSE; + + rfx = freerdp_settings_get_bool(srvSettings, FreeRDP_RemoteFxCodec); + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_RemoteFxCodec, rfx)) + return FALSE; + + planar = freerdp_settings_get_bool(srvSettings, FreeRDP_GfxPlanar); + if (!freerdp_settings_set_bool(clientSettings, FreeRDP_GfxPlanar, planar)) + return FALSE; + + if (!avc444v2 && !avc444 && !avc420) + pdu.capsSet->flags |= RDPGFX_CAPS_FLAG_AVC_DISABLED; + + *rc = shadow_client_send_caps_confirm(context, client, &pdu); + return TRUE; + } + } + + return FALSE; +} + +/** + * Function description + * + * @return 0 on success, otherwise a Win32 error code + */ +static UINT shadow_client_rdpgfx_caps_advertise(RdpgfxServerContext* context, + const RDPGFX_CAPS_ADVERTISE_PDU* capsAdvertise) +{ + UINT rc = ERROR_INTERNAL_ERROR; + const rdpSettings* srvSettings = NULL; + rdpSettings* clientSettings = NULL; + BOOL h264 = FALSE; + + UINT32 flags = 0; + + WINPR_ASSERT(context); + WINPR_ASSERT(capsAdvertise); + + rdpShadowClient* client = (rdpShadowClient*)context->custom; + WINPR_ASSERT(client); + WINPR_ASSERT(context->rdpcontext); + + srvSettings = context->rdpcontext->settings; + WINPR_ASSERT(srvSettings); + + clientSettings = client->context.settings; + WINPR_ASSERT(clientSettings); + +#ifdef WITH_GFX_H264 + h264 = + (shadow_encoder_prepare(client->encoder, FREERDP_CODEC_AVC420 | FREERDP_CODEC_AVC444) >= 0); +#else + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444v2, FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444, FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxH264, FALSE); +#endif + + /* Request full screen update for new gfx channel */ + if (!shadow_client_refresh_rect(&client->context, 0, NULL)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_107, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_106, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_106_ERR, + &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_105, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_104, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_103, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_102, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_101, &rc)) + return rc; + + if (shadow_client_caps_test_version(context, client, h264, capsAdvertise->capsSets, + capsAdvertise->capsSetCount, RDPGFX_CAPVERSION_10, &rc)) + return rc; + + if (!shadow_are_caps_filtered(srvSettings, RDPGFX_CAPVERSION_81)) + { + for (UINT32 index = 0; index < capsAdvertise->capsSetCount; index++) + { + const RDPGFX_CAPSET* currentCaps = &capsAdvertise->capsSets[index]; + + if (currentCaps->version == RDPGFX_CAPVERSION_81) + { + RDPGFX_CAPSET caps = *currentCaps; + RDPGFX_CAPS_CONFIRM_PDU pdu; + pdu.capsSet = ∩︀ + + flags = pdu.capsSet->flags; + + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444v2, FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444, FALSE); + + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxThinClient, + (flags & RDPGFX_CAPS_FLAG_THINCLIENT) ? TRUE : FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxSmallCache, + (flags & RDPGFX_CAPS_FLAG_SMALL_CACHE) ? TRUE : FALSE); + +#ifndef WITH_GFX_H264 + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxH264, FALSE); + pdu.capsSet->flags &= ~RDPGFX_CAPS_FLAG_AVC420_ENABLED; +#else + + if (h264) + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxH264, + (flags & RDPGFX_CAPS_FLAG_AVC420_ENABLED) ? TRUE + : FALSE); + else + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxH264, FALSE); +#endif + + return shadow_client_send_caps_confirm(context, client, &pdu); + } + } + } + + if (!shadow_are_caps_filtered(srvSettings, RDPGFX_CAPVERSION_8)) + { + for (UINT32 index = 0; index < capsAdvertise->capsSetCount; index++) + { + const RDPGFX_CAPSET* currentCaps = &capsAdvertise->capsSets[index]; + + if (currentCaps->version == RDPGFX_CAPVERSION_8) + { + RDPGFX_CAPSET caps = *currentCaps; + RDPGFX_CAPS_CONFIRM_PDU pdu; + pdu.capsSet = ∩︀ + flags = pdu.capsSet->flags; + + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444v2, FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxAVC444, FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxH264, FALSE); + + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxThinClient, + (flags & RDPGFX_CAPS_FLAG_THINCLIENT) ? TRUE : FALSE); + freerdp_settings_set_bool(clientSettings, FreeRDP_GfxSmallCache, + (flags & RDPGFX_CAPS_FLAG_SMALL_CACHE) ? TRUE : FALSE); + + return shadow_client_send_caps_confirm(context, client, &pdu); + } + } + } + + return CHANNEL_RC_UNSUPPORTED_VERSION; +} + +static INLINE UINT32 rdpgfx_estimate_h264_avc420(RDPGFX_AVC420_BITMAP_STREAM* havc420) +{ + /* H264 metadata + H264 stream. See rdpgfx_write_h264_avc420 */ + WINPR_ASSERT(havc420); + return sizeof(UINT32) /* numRegionRects */ + + 10 /* regionRects + quantQualityVals */ + * havc420->meta.numRegionRects + + havc420->length; +} + +/** + * Function description + * + * @return TRUE on success + */ +static BOOL shadow_client_send_surface_gfx(rdpShadowClient* client, const BYTE* pSrcData, + UINT32 nSrcStep, UINT32 SrcFormat, UINT16 nXSrc, + UINT16 nYSrc, UINT16 nWidth, UINT16 nHeight) +{ + UINT32 id = 0; + UINT error = CHANNEL_RC_OK; + const rdpContext* context = (const rdpContext*)client; + const rdpSettings* settings = NULL; + rdpShadowEncoder* encoder = NULL; + RDPGFX_SURFACE_COMMAND cmd = { 0 }; + RDPGFX_START_FRAME_PDU cmdstart = { 0 }; + RDPGFX_END_FRAME_PDU cmdend = { 0 }; + SYSTEMTIME sTime = { 0 }; + + if (!context || !pSrcData) + return FALSE; + + settings = context->settings; + encoder = client->encoder; + + if (!settings || !encoder) + return FALSE; + + if (client->first_frame) + { + rfx_context_reset(encoder->rfx, nWidth, nHeight); + client->first_frame = FALSE; + } + + cmdstart.frameId = shadow_encoder_create_frame_id(encoder); + GetSystemTime(&sTime); + cmdstart.timestamp = (UINT32)(sTime.wHour << 22U | sTime.wMinute << 16U | sTime.wSecond << 10U | + sTime.wMilliseconds); + cmdend.frameId = cmdstart.frameId; + cmd.surfaceId = client->surfaceId; + cmd.format = PIXEL_FORMAT_BGRX32; + cmd.left = nXSrc; + cmd.top = nYSrc; + cmd.right = cmd.left + nWidth; + cmd.bottom = cmd.top + nHeight; + cmd.width = nWidth; + cmd.height = nHeight; + + id = freerdp_settings_get_uint32(settings, FreeRDP_RemoteFxCodecId); +#ifdef WITH_GFX_H264 + const BOOL GfxH264 = freerdp_settings_get_bool(settings, FreeRDP_GfxH264); + const BOOL GfxAVC444 = freerdp_settings_get_bool(settings, FreeRDP_GfxAVC444); + const BOOL GfxAVC444v2 = freerdp_settings_get_bool(settings, FreeRDP_GfxAVC444v2); + if (GfxAVC444 || GfxAVC444v2) + { + INT32 rc = 0; + RDPGFX_AVC444_BITMAP_STREAM avc444 = { 0 }; + RECTANGLE_16 regionRect = { 0 }; + BYTE version = GfxAVC444v2 ? 2 : 1; + + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_AVC444) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_AVC444"); + return FALSE; + } + + WINPR_ASSERT(cmd.left <= UINT16_MAX); + WINPR_ASSERT(cmd.top <= UINT16_MAX); + WINPR_ASSERT(cmd.right <= UINT16_MAX); + WINPR_ASSERT(cmd.bottom <= UINT16_MAX); + regionRect.left = (UINT16)cmd.left; + regionRect.top = (UINT16)cmd.top; + regionRect.right = (UINT16)cmd.right; + regionRect.bottom = (UINT16)cmd.bottom; + rc = avc444_compress(encoder->h264, pSrcData, cmd.format, nSrcStep, nWidth, nHeight, + version, ®ionRect, &avc444.LC, &avc444.bitstream[0].data, + &avc444.bitstream[0].length, &avc444.bitstream[1].data, + &avc444.bitstream[1].length, &avc444.bitstream[0].meta, + &avc444.bitstream[1].meta); + if (rc < 0) + { + WLog_ERR(TAG, "avc420_compress failed for avc444"); + return FALSE; + } + + /* rc > 0 means new data */ + if (rc > 0) + { + avc444.cbAvc420EncodedBitstream1 = rdpgfx_estimate_h264_avc420(&avc444.bitstream[0]); + cmd.codecId = GfxAVC444v2 ? RDPGFX_CODECID_AVC444v2 : RDPGFX_CODECID_AVC444; + cmd.extra = (void*)&avc444; + IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart, + &cmdend); + } + + free_h264_metablock(&avc444.bitstream[0].meta); + free_h264_metablock(&avc444.bitstream[1].meta); + if (error) + { + WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error); + return FALSE; + } + } + else if (GfxH264) + { + INT32 rc = 0; + RDPGFX_AVC420_BITMAP_STREAM avc420 = { 0 }; + RECTANGLE_16 regionRect; + + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_AVC420) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_AVC420"); + return FALSE; + } + + WINPR_ASSERT(cmd.left <= UINT16_MAX); + WINPR_ASSERT(cmd.top <= UINT16_MAX); + WINPR_ASSERT(cmd.right <= UINT16_MAX); + WINPR_ASSERT(cmd.bottom <= UINT16_MAX); + regionRect.left = (UINT16)cmd.left; + regionRect.top = (UINT16)cmd.top; + regionRect.right = (UINT16)cmd.right; + regionRect.bottom = (UINT16)cmd.bottom; + rc = avc420_compress(encoder->h264, pSrcData, cmd.format, nSrcStep, nWidth, nHeight, + ®ionRect, &avc420.data, &avc420.length, &avc420.meta); + if (rc < 0) + { + WLog_ERR(TAG, "avc420_compress failed"); + return FALSE; + } + + /* rc > 0 means new data */ + if (rc > 0) + { + cmd.codecId = RDPGFX_CODECID_AVC420; + cmd.extra = (void*)&avc420; + + IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart, + &cmdend); + } + free_h264_metablock(&avc420.meta); + + if (error) + { + WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error); + return FALSE; + } + } + else +#endif + if (freerdp_settings_get_bool(settings, FreeRDP_RemoteFxCodec) && (id != 0)) + { + BOOL rc = 0; + wStream* s = NULL; + RFX_RECT rect; + + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_REMOTEFX) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_REMOTEFX"); + return FALSE; + } + + s = Stream_New(NULL, 1024); + WINPR_ASSERT(s); + + WINPR_ASSERT(cmd.left <= UINT16_MAX); + WINPR_ASSERT(cmd.top <= UINT16_MAX); + WINPR_ASSERT(cmd.right <= UINT16_MAX); + WINPR_ASSERT(cmd.bottom <= UINT16_MAX); + rect.x = (UINT16)cmd.left; + rect.y = (UINT16)cmd.top; + rect.width = (UINT16)cmd.right - cmd.left; + rect.height = (UINT16)cmd.bottom - cmd.top; + + rc = rfx_compose_message(encoder->rfx, s, &rect, 1, pSrcData, nWidth, nHeight, nSrcStep); + + if (!rc) + { + WLog_ERR(TAG, "rfx_compose_message failed"); + Stream_Free(s, TRUE); + return FALSE; + } + + /* rc > 0 means new data */ + if (rc > 0) + { + const size_t pos = Stream_GetPosition(s); + WINPR_ASSERT(pos <= UINT32_MAX); + + cmd.codecId = RDPGFX_CODECID_CAVIDEO; + cmd.data = Stream_Buffer(s); + cmd.length = (UINT32)pos; + + IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart, + &cmdend); + } + + Stream_Free(s, TRUE); + if (error) + { + WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error); + return FALSE; + } + } + else if (freerdp_settings_get_bool(settings, FreeRDP_GfxProgressive)) + { + INT32 rc = 0; + REGION16 region; + RECTANGLE_16 regionRect; + + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_PROGRESSIVE) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_PROGRESSIVE"); + return FALSE; + } + + WINPR_ASSERT(cmd.left <= UINT16_MAX); + WINPR_ASSERT(cmd.top <= UINT16_MAX); + WINPR_ASSERT(cmd.right <= UINT16_MAX); + WINPR_ASSERT(cmd.bottom <= UINT16_MAX); + regionRect.left = (UINT16)cmd.left; + regionRect.top = (UINT16)cmd.top; + regionRect.right = (UINT16)cmd.right; + regionRect.bottom = (UINT16)cmd.bottom; + region16_init(®ion); + region16_union_rect(®ion, ®ion, ®ionRect); + rc = progressive_compress(encoder->progressive, pSrcData, nSrcStep * nHeight, cmd.format, + nWidth, nHeight, nSrcStep, ®ion, &cmd.data, &cmd.length); + region16_uninit(®ion); + if (rc < 0) + { + WLog_ERR(TAG, "progressive_compress failed"); + return FALSE; + } + + /* rc > 0 means new data */ + if (rc > 0) + { + cmd.codecId = RDPGFX_CODECID_CAPROGRESSIVE; + + IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart, + &cmdend); + } + + if (error) + { + WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error); + return FALSE; + } + } + else if (freerdp_settings_get_bool(settings, FreeRDP_GfxPlanar)) + { + BOOL rc = 0; + const UINT32 w = cmd.right - cmd.left; + const UINT32 h = cmd.bottom - cmd.top; + const BYTE* src = + &pSrcData[cmd.top * nSrcStep + cmd.left * FreeRDPGetBytesPerPixel(SrcFormat)]; + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_PLANAR) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_PLANAR"); + return FALSE; + } + + rc = freerdp_bitmap_planar_context_reset(encoder->planar, w, h); + WINPR_ASSERT(rc); + freerdp_planar_topdown_image(encoder->planar, TRUE); + + cmd.data = freerdp_bitmap_compress_planar(encoder->planar, src, SrcFormat, w, h, nSrcStep, + NULL, &cmd.length); + WINPR_ASSERT(cmd.data || (cmd.length == 0)); + + cmd.codecId = RDPGFX_CODECID_PLANAR; + + IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart, + &cmdend); + free(cmd.data); + if (error) + { + WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error); + return FALSE; + } + } + else + { + BOOL rc = 0; + const UINT32 w = cmd.right - cmd.left; + const UINT32 h = cmd.bottom - cmd.top; + const UINT32 length = w * 4 * h; + BYTE* data = malloc(length); + + WINPR_ASSERT(data); + + rc = freerdp_image_copy(data, PIXEL_FORMAT_BGRA32, 0, 0, 0, w, h, pSrcData, SrcFormat, + nSrcStep, cmd.left, cmd.top, NULL, 0); + WINPR_ASSERT(rc); + + cmd.data = data; + cmd.length = length; + cmd.codecId = RDPGFX_CODECID_UNCOMPRESSED; + + IFCALLRET(client->rdpgfx->SurfaceFrameCommand, error, client->rdpgfx, &cmd, &cmdstart, + &cmdend); + free(data); + if (error) + { + WLog_ERR(TAG, "SurfaceFrameCommand failed with error %" PRIu32 "", error); + return FALSE; + } + } + return TRUE; +} + +/** + * Function description + * + * @return TRUE on success + */ +static BOOL shadow_client_send_surface_bits(rdpShadowClient* client, BYTE* pSrcData, + UINT32 nSrcStep, UINT16 nXSrc, UINT16 nYSrc, + UINT16 nWidth, UINT16 nHeight) +{ + BOOL ret = TRUE; + BOOL first = 0; + BOOL last = 0; + wStream* s = NULL; + size_t numMessages = 0; + UINT32 frameId = 0; + rdpUpdate* update = NULL; + rdpContext* context = (rdpContext*)client; + rdpSettings* settings = NULL; + rdpShadowEncoder* encoder = NULL; + SURFACE_BITS_COMMAND cmd = { 0 }; + UINT32 nsID = 0; + UINT32 rfxID = 0; + + if (!context || !pSrcData) + return FALSE; + + update = context->update; + settings = context->settings; + encoder = client->encoder; + + if (!update || !settings || !encoder) + return FALSE; + + if (encoder->frameAck) + frameId = shadow_encoder_create_frame_id(encoder); + + nsID = freerdp_settings_get_uint32(settings, FreeRDP_NSCodecId); + rfxID = freerdp_settings_get_uint32(settings, FreeRDP_RemoteFxCodecId); + if (freerdp_settings_get_bool(settings, FreeRDP_RemoteFxCodec) && (rfxID != 0)) + { + RFX_RECT rect = { 0 }; + + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_REMOTEFX) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_REMOTEFX"); + return FALSE; + } + + s = encoder->bs; + rect.x = nXSrc; + rect.y = nYSrc; + rect.width = nWidth; + rect.height = nHeight; + + const UINT32 MultifragMaxRequestSize = + freerdp_settings_get_uint32(settings, FreeRDP_MultifragMaxRequestSize); + RFX_MESSAGE_LIST* messages = + rfx_encode_messages(encoder->rfx, &rect, 1, pSrcData, + freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth), + freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight), + nSrcStep, &numMessages, MultifragMaxRequestSize); + if (!messages) + { + WLog_ERR(TAG, "rfx_encode_messages failed"); + return FALSE; + } + + cmd.cmdType = CMDTYPE_STREAM_SURFACE_BITS; + WINPR_ASSERT(rfxID <= UINT16_MAX); + cmd.bmp.codecID = (UINT16)rfxID; + cmd.destLeft = 0; + cmd.destTop = 0; + cmd.destRight = freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + cmd.destBottom = freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + cmd.bmp.bpp = 32; + cmd.bmp.flags = 0; + WINPR_ASSERT(freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth) <= UINT16_MAX); + WINPR_ASSERT(freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight) <= UINT16_MAX); + cmd.bmp.width = (UINT16)freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + cmd.bmp.height = (UINT16)freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + cmd.skipCompression = TRUE; + + for (size_t i = 0; i < numMessages; i++) + { + Stream_SetPosition(s, 0); + + const RFX_MESSAGE* msg = rfx_message_list_get(messages, i); + if (!rfx_write_message(encoder->rfx, s, msg)) + { + rfx_message_list_free(messages); + WLog_ERR(TAG, "rfx_write_message failed"); + ret = FALSE; + break; + } + + WINPR_ASSERT(Stream_GetPosition(s) <= UINT32_MAX); + cmd.bmp.bitmapDataLength = (UINT32)Stream_GetPosition(s); + cmd.bmp.bitmapData = Stream_Buffer(s); + first = (i == 0) ? TRUE : FALSE; + last = ((i + 1) == numMessages) ? TRUE : FALSE; + + if (!encoder->frameAck) + IFCALLRET(update->SurfaceBits, ret, update->context, &cmd); + else + IFCALLRET(update->SurfaceFrameBits, ret, update->context, &cmd, first, last, + frameId); + + if (!ret) + { + WLog_ERR(TAG, "Send surface bits(RemoteFxCodec) failed"); + break; + } + } + + rfx_message_list_free(messages); + } + if (freerdp_settings_get_bool(settings, FreeRDP_NSCodec) && (nsID != 0)) + { + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_NSCODEC) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_NSCODEC"); + return FALSE; + } + + s = encoder->bs; + Stream_SetPosition(s, 0); + pSrcData = &pSrcData[(nYSrc * nSrcStep) + (nXSrc * 4)]; + nsc_compose_message(encoder->nsc, s, pSrcData, nWidth, nHeight, nSrcStep); + cmd.cmdType = CMDTYPE_SET_SURFACE_BITS; + cmd.bmp.bpp = 32; + WINPR_ASSERT(nsID <= UINT16_MAX); + cmd.bmp.codecID = (UINT16)nsID; + cmd.destLeft = nXSrc; + cmd.destTop = nYSrc; + cmd.destRight = cmd.destLeft + nWidth; + cmd.destBottom = cmd.destTop + nHeight; + cmd.bmp.width = nWidth; + cmd.bmp.height = nHeight; + WINPR_ASSERT(Stream_GetPosition(s) <= UINT32_MAX); + cmd.bmp.bitmapDataLength = (UINT32)Stream_GetPosition(s); + cmd.bmp.bitmapData = Stream_Buffer(s); + first = TRUE; + last = TRUE; + + if (!encoder->frameAck) + IFCALLRET(update->SurfaceBits, ret, update->context, &cmd); + else + IFCALLRET(update->SurfaceFrameBits, ret, update->context, &cmd, first, last, frameId); + + if (!ret) + { + WLog_ERR(TAG, "Send surface bits(NSCodec) failed"); + } + } + + return ret; +} + +/** + * Function description + * + * @return TRUE on success + */ +static BOOL shadow_client_send_bitmap_update(rdpShadowClient* client, BYTE* pSrcData, + UINT32 nSrcStep, UINT16 nXSrc, UINT16 nYSrc, + UINT16 nWidth, UINT16 nHeight) +{ + BOOL ret = TRUE; + BYTE* data = NULL; + BYTE* buffer = NULL; + UINT32 k = 0; + UINT32 yIdx = 0; + UINT32 xIdx = 0; + UINT32 rows = 0; + UINT32 cols = 0; + UINT32 DstSize = 0; + UINT32 SrcFormat = 0; + BITMAP_DATA* bitmap = NULL; + rdpUpdate* update = NULL; + rdpContext* context = (rdpContext*)client; + rdpSettings* settings = NULL; + UINT32 totalBitmapSize = 0; + UINT32 updateSizeEstimate = 0; + BITMAP_DATA* bitmapData = NULL; + BITMAP_UPDATE bitmapUpdate; + rdpShadowEncoder* encoder = NULL; + + if (!context || !pSrcData) + return FALSE; + + update = context->update; + settings = context->settings; + encoder = client->encoder; + + if (!update || !settings || !encoder) + return FALSE; + + const UINT32 maxUpdateSize = + freerdp_settings_get_uint32(settings, FreeRDP_MultifragMaxRequestSize); + if (freerdp_settings_get_uint32(settings, FreeRDP_ColorDepth) < 32) + { + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_INTERLEAVED) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_INTERLEAVED"); + return FALSE; + } + } + else + { + if (shadow_encoder_prepare(encoder, FREERDP_CODEC_PLANAR) < 0) + { + WLog_ERR(TAG, "Failed to prepare encoder FREERDP_CODEC_PLANAR"); + return FALSE; + } + } + + SrcFormat = PIXEL_FORMAT_BGRX32; + + if ((nXSrc % 4) != 0) + { + nWidth += (nXSrc % 4); + nXSrc -= (nXSrc % 4); + } + + if ((nYSrc % 4) != 0) + { + nHeight += (nYSrc % 4); + nYSrc -= (nYSrc % 4); + } + + rows = (nHeight / 64) + ((nHeight % 64) ? 1 : 0); + cols = (nWidth / 64) + ((nWidth % 64) ? 1 : 0); + k = 0; + totalBitmapSize = 0; + bitmapUpdate.number = rows * cols; + + if (!(bitmapData = (BITMAP_DATA*)calloc(bitmapUpdate.number, sizeof(BITMAP_DATA)))) + return FALSE; + + bitmapUpdate.rectangles = bitmapData; + + if ((nWidth % 4) != 0) + { + nWidth += (4 - (nWidth % 4)); + } + + if ((nHeight % 4) != 0) + { + nHeight += (4 - (nHeight % 4)); + } + + for (yIdx = 0; yIdx < rows; yIdx++) + { + for (xIdx = 0; xIdx < cols; xIdx++) + { + bitmap = &bitmapData[k]; + bitmap->width = 64; + bitmap->height = 64; + bitmap->destLeft = nXSrc + (xIdx * 64); + bitmap->destTop = nYSrc + (yIdx * 64); + + if ((INT64)(bitmap->destLeft + bitmap->width) > (nXSrc + nWidth)) + bitmap->width = (UINT32)(nXSrc + nWidth) - bitmap->destLeft; + + if ((INT64)(bitmap->destTop + bitmap->height) > (nYSrc + nHeight)) + bitmap->height = (UINT32)(nYSrc + nHeight) - bitmap->destTop; + + bitmap->destRight = bitmap->destLeft + bitmap->width - 1; + bitmap->destBottom = bitmap->destTop + bitmap->height - 1; + bitmap->compressed = TRUE; + + if ((bitmap->width < 4) || (bitmap->height < 4)) + continue; + + if (freerdp_settings_get_uint32(settings, FreeRDP_ColorDepth) < 32) + { + UINT32 bitsPerPixel = freerdp_settings_get_uint32(settings, FreeRDP_ColorDepth); + UINT32 bytesPerPixel = (bitsPerPixel + 7) / 8; + DstSize = 64 * 64 * 4; + buffer = encoder->grid[k]; + interleaved_compress(encoder->interleaved, buffer, &DstSize, bitmap->width, + bitmap->height, pSrcData, SrcFormat, nSrcStep, + bitmap->destLeft, bitmap->destTop, NULL, bitsPerPixel); + bitmap->bitmapDataStream = buffer; + bitmap->bitmapLength = DstSize; + bitmap->bitsPerPixel = bitsPerPixel; + bitmap->cbScanWidth = bitmap->width * bytesPerPixel; + bitmap->cbUncompressedSize = bitmap->width * bitmap->height * bytesPerPixel; + } + else + { + UINT32 dstSize = 0; + buffer = encoder->grid[k]; + data = &pSrcData[(bitmap->destTop * nSrcStep) + (bitmap->destLeft * 4)]; + + buffer = + freerdp_bitmap_compress_planar(encoder->planar, data, SrcFormat, bitmap->width, + bitmap->height, nSrcStep, buffer, &dstSize); + bitmap->bitmapDataStream = buffer; + bitmap->bitmapLength = dstSize; + bitmap->bitsPerPixel = 32; + bitmap->cbScanWidth = bitmap->width * 4; + bitmap->cbUncompressedSize = bitmap->width * bitmap->height * 4; + } + + bitmap->cbCompFirstRowSize = 0; + bitmap->cbCompMainBodySize = bitmap->bitmapLength; + totalBitmapSize += bitmap->bitmapLength; + k++; + } + } + + bitmapUpdate.number = k; + updateSizeEstimate = totalBitmapSize + (k * bitmapUpdate.number) + 16; + + if (updateSizeEstimate > maxUpdateSize) + { + UINT32 i = 0; + UINT32 j = 0; + UINT32 updateSize = 0; + UINT32 newUpdateSize = 0; + BITMAP_DATA* fragBitmapData = NULL; + + if (k > 0) + fragBitmapData = (BITMAP_DATA*)calloc(k, sizeof(BITMAP_DATA)); + + if (!fragBitmapData) + { + WLog_ERR(TAG, "Failed to allocate memory for fragBitmapData"); + ret = FALSE; + goto out; + } + + bitmapUpdate.rectangles = fragBitmapData; + i = j = 0; + updateSize = 1024; + + while (i < k) + { + newUpdateSize = updateSize + (bitmapData[i].bitmapLength + 16); + + if (newUpdateSize < maxUpdateSize) + { + CopyMemory(&fragBitmapData[j++], &bitmapData[i++], sizeof(BITMAP_DATA)); + updateSize = newUpdateSize; + } + + if ((newUpdateSize >= maxUpdateSize) || (i + 1) >= k) + { + bitmapUpdate.number = j; + IFCALLRET(update->BitmapUpdate, ret, context, &bitmapUpdate); + + if (!ret) + { + WLog_ERR(TAG, "BitmapUpdate failed"); + break; + } + + updateSize = 1024; + j = 0; + } + } + + free(fragBitmapData); + } + else + { + IFCALLRET(update->BitmapUpdate, ret, context, &bitmapUpdate); + + if (!ret) + { + WLog_ERR(TAG, "BitmapUpdate failed"); + } + } + +out: + free(bitmapData); + return ret; +} + +/** + * Function description + * + * @return TRUE on success (or nothing need to be updated) + */ +static BOOL shadow_client_send_surface_update(rdpShadowClient* client, SHADOW_GFX_STATUS* pStatus) +{ + BOOL ret = TRUE; + INT64 nXSrc = 0; + INT64 nYSrc = 0; + INT64 nWidth = 0; + INT64 nHeight = 0; + rdpContext* context = (rdpContext*)client; + rdpSettings* settings = NULL; + rdpShadowServer* server = NULL; + rdpShadowSurface* surface = NULL; + REGION16 invalidRegion; + RECTANGLE_16 surfaceRect; + const RECTANGLE_16* extents = NULL; + BYTE* pSrcData = NULL; + UINT32 nSrcStep = 0; + UINT32 SrcFormat = 0; + UINT32 numRects = 0; + const RECTANGLE_16* rects = NULL; + + if (!context || !pStatus) + return FALSE; + + settings = context->settings; + server = client->server; + + if (!settings || !server) + return FALSE; + + surface = client->inLobby ? server->lobby : server->surface; + + if (!surface) + return FALSE; + + EnterCriticalSection(&(client->lock)); + region16_init(&invalidRegion); + region16_copy(&invalidRegion, &(client->invalidRegion)); + region16_clear(&(client->invalidRegion)); + LeaveCriticalSection(&(client->lock)); + + EnterCriticalSection(&surface->lock); + rects = region16_rects(&(surface->invalidRegion), &numRects); + + for (UINT32 index = 0; index < numRects; index++) + region16_union_rect(&invalidRegion, &invalidRegion, &rects[index]); + + surfaceRect.left = 0; + surfaceRect.top = 0; + WINPR_ASSERT(surface->width <= UINT16_MAX); + WINPR_ASSERT(surface->height <= UINT16_MAX); + surfaceRect.right = (UINT16)surface->width; + surfaceRect.bottom = (UINT16)surface->height; + region16_intersect_rect(&invalidRegion, &invalidRegion, &surfaceRect); + + if (server->shareSubRect) + { + region16_intersect_rect(&invalidRegion, &invalidRegion, &(server->subRect)); + } + + if (region16_is_empty(&invalidRegion)) + { + /* No image region need to be updated. Success */ + goto out; + } + + extents = region16_extents(&invalidRegion); + nXSrc = extents->left; + nYSrc = extents->top; + nWidth = extents->right - extents->left; + nHeight = extents->bottom - extents->top; + pSrcData = surface->data; + nSrcStep = surface->scanline; + SrcFormat = surface->format; + + /* Move to new pSrcData / nXSrc / nYSrc according to sub rect */ + if (server->shareSubRect) + { + INT32 subX = 0; + INT32 subY = 0; + subX = server->subRect.left; + subY = server->subRect.top; + nXSrc -= subX; + nYSrc -= subY; + WINPR_ASSERT(nXSrc >= 0); + WINPR_ASSERT(nXSrc <= UINT16_MAX); + WINPR_ASSERT(nYSrc >= 0); + WINPR_ASSERT(nYSrc <= UINT16_MAX); + pSrcData = &pSrcData[((UINT16)subY * nSrcStep) + ((UINT16)subX * 4U)]; + } + + // WLog_INFO(TAG, "shadow_client_send_surface_update: x: %" PRId64 " y: %" PRId64 " width: %" + // PRId64 " height: %" PRId64 " right: %" PRId64 " bottom: %" PRId64, nXSrc, nYSrc, nWidth, + // nHeight, nXSrc + nWidth, nYSrc + nHeight); + + if (freerdp_settings_get_bool(settings, FreeRDP_SupportGraphicsPipeline)) + { + if (pStatus->gfxOpened && client->areGfxCapsReady) + { + /* GFX/h264 always full screen encoded */ + nWidth = freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth); + nHeight = freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight); + + /* Create primary surface if have not */ + if (!pStatus->gfxSurfaceCreated) + { + /* Only init surface when we have h264 supported */ + if (!(ret = shadow_client_rdpgfx_reset_graphic(client))) + goto out; + + if (!(ret = shadow_client_rdpgfx_new_surface(client))) + goto out; + + pStatus->gfxSurfaceCreated = TRUE; + } + + WINPR_ASSERT(nWidth >= 0); + WINPR_ASSERT(nWidth <= UINT16_MAX); + WINPR_ASSERT(nHeight >= 0); + WINPR_ASSERT(nHeight <= UINT16_MAX); + ret = shadow_client_send_surface_gfx(client, pSrcData, nSrcStep, SrcFormat, 0, 0, + (UINT16)nWidth, (UINT16)nHeight); + } + else + { + ret = TRUE; + } + } + else if (freerdp_settings_get_bool(settings, FreeRDP_RemoteFxCodec) || + freerdp_settings_get_bool(settings, FreeRDP_NSCodec)) + { + WINPR_ASSERT(nXSrc >= 0); + WINPR_ASSERT(nXSrc <= UINT16_MAX); + WINPR_ASSERT(nYSrc >= 0); + WINPR_ASSERT(nYSrc <= UINT16_MAX); + WINPR_ASSERT(nWidth >= 0); + WINPR_ASSERT(nWidth <= UINT16_MAX); + WINPR_ASSERT(nHeight >= 0); + WINPR_ASSERT(nHeight <= UINT16_MAX); + ret = shadow_client_send_surface_bits(client, pSrcData, nSrcStep, (UINT16)nXSrc, + (UINT16)nYSrc, (UINT16)nWidth, (UINT16)nHeight); + } + else + { + WINPR_ASSERT(nXSrc >= 0); + WINPR_ASSERT(nXSrc <= UINT16_MAX); + WINPR_ASSERT(nYSrc >= 0); + WINPR_ASSERT(nYSrc <= UINT16_MAX); + WINPR_ASSERT(nWidth >= 0); + WINPR_ASSERT(nWidth <= UINT16_MAX); + WINPR_ASSERT(nHeight >= 0); + WINPR_ASSERT(nHeight <= UINT16_MAX); + ret = shadow_client_send_bitmap_update(client, pSrcData, nSrcStep, (UINT16)nXSrc, + (UINT16)nYSrc, (UINT16)nWidth, (UINT16)nHeight); + } + +out: + LeaveCriticalSection(&surface->lock); + region16_uninit(&invalidRegion); + return ret; +} + +/** + * Function description + * Notify client for resize. The new desktop width/height + * should have already been updated in rdpSettings. + * + * @return TRUE on success + */ +static BOOL shadow_client_send_resize(rdpShadowClient* client, SHADOW_GFX_STATUS* pStatus) +{ + rdpContext* context = (rdpContext*)client; + rdpSettings* settings = NULL; + freerdp_peer* peer = NULL; + + if (!context || !pStatus) + return FALSE; + + peer = context->peer; + settings = context->settings; + + if (!peer || !settings) + return FALSE; + + /** + * Unset client activated flag to avoid sending update message during + * resize. DesktopResize will reactive the client and + * shadow_client_activate would be invoked later. + */ + client->activated = FALSE; + + /* Close Gfx surfaces */ + if (pStatus->gfxSurfaceCreated) + { + if (!shadow_client_rdpgfx_release_surface(client)) + return FALSE; + + pStatus->gfxSurfaceCreated = FALSE; + } + + /* Send Resize */ + if (!shadow_send_desktop_resize(client)) + return FALSE; + shadow_reset_desktop_resize(client); + + /* Clear my invalidRegion. shadow_client_activate refreshes fullscreen */ + EnterCriticalSection(&(client->lock)); + region16_clear(&(client->invalidRegion)); + LeaveCriticalSection(&(client->lock)); + return TRUE; +} + +/** + * Function description + * Mark invalid region for client + * + * @return TRUE on success + */ +static BOOL shadow_client_surface_update(rdpShadowClient* client, REGION16* region) +{ + UINT32 numRects = 0; + const RECTANGLE_16* rects = NULL; + rects = region16_rects(region, &numRects); + shadow_client_mark_invalid(client, numRects, rects); + return TRUE; +} + +/** + * Function description + * Only union invalid region from server surface + * + * @return TRUE on success + */ +static INLINE BOOL shadow_client_no_surface_update(rdpShadowClient* client, + SHADOW_GFX_STATUS* pStatus) +{ + rdpShadowServer* server = NULL; + rdpShadowSurface* surface = NULL; + WINPR_UNUSED(pStatus); + WINPR_ASSERT(client); + server = client->server; + WINPR_ASSERT(server); + surface = client->inLobby ? server->lobby : server->surface; + return shadow_client_surface_update(client, &(surface->invalidRegion)); +} + +static int shadow_client_subsystem_process_message(rdpShadowClient* client, wMessage* message) +{ + rdpContext* context = (rdpContext*)client; + rdpUpdate* update = NULL; + + WINPR_ASSERT(message); + WINPR_ASSERT(context); + update = context->update; + WINPR_ASSERT(update); + + /* FIXME: the pointer updates appear to be broken when used with bulk compression and mstsc */ + + switch (message->id) + { + case SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID: + { + POINTER_POSITION_UPDATE pointerPosition; + const SHADOW_MSG_OUT_POINTER_POSITION_UPDATE* msg = + (const SHADOW_MSG_OUT_POINTER_POSITION_UPDATE*)message->wParam; + pointerPosition.xPos = msg->xPos; + pointerPosition.yPos = msg->yPos; + + WINPR_ASSERT(client->server); + if (client->server->shareSubRect) + { + pointerPosition.xPos -= client->server->subRect.left; + pointerPosition.yPos -= client->server->subRect.top; + } + + if (client->activated) + { + if ((msg->xPos != client->pointerX) || (msg->yPos != client->pointerY)) + { + WINPR_ASSERT(update->pointer); + IFCALL(update->pointer->PointerPosition, context, &pointerPosition); + client->pointerX = msg->xPos; + client->pointerY = msg->yPos; + } + } + + break; + } + + case SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID: + { + POINTER_NEW_UPDATE pointerNew = { 0 }; + POINTER_COLOR_UPDATE* pointerColor = { 0 }; + POINTER_CACHED_UPDATE pointerCached = { 0 }; + const SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE* msg = + (const SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE*)message->wParam; + + WINPR_ASSERT(msg); + pointerNew.xorBpp = 24; + pointerColor = &(pointerNew.colorPtrAttr); + pointerColor->cacheIndex = 0; + pointerColor->hotSpotX = msg->xHot; + pointerColor->hotSpotY = msg->yHot; + pointerColor->width = msg->width; + pointerColor->height = msg->height; + pointerColor->lengthAndMask = msg->lengthAndMask; + pointerColor->lengthXorMask = msg->lengthXorMask; + pointerColor->xorMaskData = msg->xorMaskData; + pointerColor->andMaskData = msg->andMaskData; + pointerCached.cacheIndex = pointerColor->cacheIndex; + + if (client->activated) + { + IFCALL(update->pointer->PointerNew, context, &pointerNew); + IFCALL(update->pointer->PointerCached, context, &pointerCached); + } + + break; + } + + case SHADOW_MSG_OUT_AUDIO_OUT_SAMPLES_ID: + { + const SHADOW_MSG_OUT_AUDIO_OUT_SAMPLES* msg = + (const SHADOW_MSG_OUT_AUDIO_OUT_SAMPLES*)message->wParam; + + WINPR_ASSERT(msg); + + if (client->activated && client->rdpsnd && client->rdpsnd->Activated) + { + client->rdpsnd->src_format = msg->audio_format; + IFCALL(client->rdpsnd->SendSamples, client->rdpsnd, msg->buf, msg->nFrames, + msg->wTimestamp); + } + + break; + } + + case SHADOW_MSG_OUT_AUDIO_OUT_VOLUME_ID: + { + const SHADOW_MSG_OUT_AUDIO_OUT_VOLUME* msg = + (const SHADOW_MSG_OUT_AUDIO_OUT_VOLUME*)message->wParam; + + if (client->activated && client->rdpsnd && client->rdpsnd->Activated) + { + IFCALL(client->rdpsnd->SetVolume, client->rdpsnd, msg->left, msg->right); + } + + break; + } + + default: + WLog_ERR(TAG, "Unknown message id: %" PRIu32 "", message->id); + break; + } + + shadow_client_free_queued_message(message); + return 1; +} + +static DWORD WINAPI shadow_client_thread(LPVOID arg) +{ + rdpShadowClient* client = (rdpShadowClient*)arg; + BOOL rc = FALSE; + DWORD status = 0; + wMessage message = { 0 }; + wMessage pointerPositionMsg = { 0 }; + wMessage pointerAlphaMsg = { 0 }; + wMessage audioVolumeMsg = { 0 }; + HANDLE ChannelEvent = 0; + void* UpdateSubscriber = NULL; + HANDLE UpdateEvent = 0; + freerdp_peer* peer = NULL; + rdpContext* context = NULL; + rdpSettings* settings = NULL; + rdpShadowServer* server = NULL; + rdpShadowSubsystem* subsystem = NULL; + wMessageQueue* MsgQueue = NULL; + /* This should only be visited in client thread */ + SHADOW_GFX_STATUS gfxstatus = { 0 }; + rdpUpdate* update = NULL; + + WINPR_ASSERT(client); + + MsgQueue = client->MsgQueue; + WINPR_ASSERT(MsgQueue); + + server = client->server; + WINPR_ASSERT(server); + subsystem = server->subsystem; + context = (rdpContext*)client; + peer = context->peer; + WINPR_ASSERT(peer); + WINPR_ASSERT(peer->context); + + settings = peer->context->settings; + WINPR_ASSERT(settings); + + peer->Capabilities = shadow_client_capabilities; + peer->PostConnect = shadow_client_post_connect; + peer->Activate = shadow_client_activate; + peer->Logon = shadow_client_logon; + shadow_input_register_callbacks(peer->context->input); + + rc = peer->Initialize(peer); + if (!rc) + goto out; + + update = peer->context->update; + WINPR_ASSERT(update); + + update->RefreshRect = shadow_client_refresh_rect; + update->SuppressOutput = shadow_client_suppress_output; + update->SurfaceFrameAcknowledge = shadow_client_surface_frame_acknowledge; + + if ((!client->vcm) || (!subsystem->updateEvent)) + goto out; + + UpdateSubscriber = shadow_multiclient_get_subscriber(subsystem->updateEvent); + + if (!UpdateSubscriber) + goto out; + + UpdateEvent = shadow_multiclient_getevent(UpdateSubscriber); + WINPR_ASSERT(UpdateEvent); + + ChannelEvent = WTSVirtualChannelManagerGetEventHandle(client->vcm); + WINPR_ASSERT(ChannelEvent); + + rc = freerdp_settings_set_bool(settings, FreeRDP_UnicodeInput, TRUE); + WINPR_ASSERT(rc); + rc = freerdp_settings_set_bool(settings, FreeRDP_HasHorizontalWheel, TRUE); + WINPR_ASSERT(rc); + rc = freerdp_settings_set_bool(settings, FreeRDP_HasExtendedMouseEvent, TRUE); + WINPR_ASSERT(rc); + rc = freerdp_settings_set_bool(settings, FreeRDP_SupportMonitorLayoutPdu, TRUE); + WINPR_ASSERT(rc); + while (1) + { + HANDLE events[MAXIMUM_WAIT_OBJECTS] = { 0 }; + DWORD nCount = 0; + events[nCount++] = UpdateEvent; + { + DWORD tmp = peer->GetEventHandles(peer, &events[nCount], 64 - nCount); + + if (tmp == 0) + { + WLog_ERR(TAG, "Failed to get FreeRDP transport event handles"); + goto fail; + } + + nCount += tmp; + } + events[nCount++] = ChannelEvent; + events[nCount++] = MessageQueue_Event(MsgQueue); + + HANDLE gfxevent = rdpgfx_server_get_event_handle(client->rdpgfx); + + if (gfxevent) + events[nCount++] = gfxevent; + + status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE); + + if (status == WAIT_FAILED) + goto fail; + + if (WaitForSingleObject(UpdateEvent, 0) == WAIT_OBJECT_0) + { + /* The UpdateEvent means to start sending current frame. It is + * triggered from subsystem implementation and it should ensure + * that the screen and primary surface meta data (width, height, + * scanline, invalid region, etc) is not changed until it is reset + * (at shadow_multiclient_consume). As best practice, subsystem + * implementation should invoke shadow_subsystem_frame_update which + * triggers the event and then wait for completion */ + if (client->activated && !client->suppressOutput) + { + /* Send screen update or resize to this client */ + + /* Check resize */ + if (shadow_client_recalc_desktop_size(client)) + { + /* Screen size changed, do resize */ + if (!shadow_client_send_resize(client, &gfxstatus)) + { + WLog_ERR(TAG, "Failed to send resize message"); + break; + } + } + else + { + /* Send frame */ + if (!shadow_client_send_surface_update(client, &gfxstatus)) + { + WLog_ERR(TAG, "Failed to send surface update"); + break; + } + } + } + else + { + /* Our client don't receive graphic updates. Just save the invalid region */ + if (!shadow_client_no_surface_update(client, &gfxstatus)) + { + WLog_ERR(TAG, "Failed to handle surface update"); + break; + } + } + + /* + * The return value of shadow_multiclient_consume is whether or not + * the subscriber really consumes the event. It's not cared currently. + */ + (void)shadow_multiclient_consume(UpdateSubscriber); + } + + WINPR_ASSERT(peer->CheckFileDescriptor); + if (!peer->CheckFileDescriptor(peer)) + { + WLog_ERR(TAG, "Failed to check FreeRDP file descriptor"); + goto fail; + } + + if (client->activated && + WTSVirtualChannelManagerIsChannelJoined(client->vcm, DRDYNVC_SVC_CHANNEL_NAME)) + { + switch (WTSVirtualChannelManagerGetDrdynvcState(client->vcm)) + { + /* Dynamic channel status may have been changed after processing */ + case DRDYNVC_STATE_NONE: + + /* Call this routine to Initialize drdynvc channel */ + if (!WTSVirtualChannelManagerCheckFileDescriptor(client->vcm)) + { + WLog_ERR(TAG, "Failed to initialize drdynvc channel"); + goto fail; + } + + break; + + case DRDYNVC_STATE_READY: +#if defined(CHANNEL_AUDIN_SERVER) + if (client->audin && !IFCALLRESULT(TRUE, client->audin->IsOpen, client->audin)) + { + if (!IFCALLRESULT(FALSE, client->audin->Open, client->audin)) + { + WLog_ERR(TAG, "Failed to initialize audin channel"); + goto fail; + } + } +#endif + + /* Init RDPGFX dynamic channel */ + if (freerdp_settings_get_bool(settings, FreeRDP_SupportGraphicsPipeline) && + client->rdpgfx && !gfxstatus.gfxOpened) + { + client->rdpgfx->FrameAcknowledge = shadow_client_rdpgfx_frame_acknowledge; + client->rdpgfx->CapsAdvertise = shadow_client_rdpgfx_caps_advertise; + + if (!client->rdpgfx->Open(client->rdpgfx)) + { + WLog_WARN(TAG, "Failed to open GraphicsPipeline"); + if (!freerdp_settings_set_bool(settings, + FreeRDP_SupportGraphicsPipeline, FALSE)) + goto fail; + } + else + { + gfxstatus.gfxOpened = TRUE; + WLog_INFO(TAG, "Gfx Pipeline Opened"); + } + } + + break; + + default: + break; + } + } + + if (WaitForSingleObject(ChannelEvent, 0) == WAIT_OBJECT_0) + { + if (!WTSVirtualChannelManagerCheckFileDescriptor(client->vcm)) + { + WLog_ERR(TAG, "WTSVirtualChannelManagerCheckFileDescriptor failure"); + goto fail; + } + } + + if (gfxevent) + { + if (WaitForSingleObject(gfxevent, 0) == WAIT_OBJECT_0) + { + rdpgfx_server_handle_messages(client->rdpgfx); + } + } + + if (WaitForSingleObject(MessageQueue_Event(MsgQueue), 0) == WAIT_OBJECT_0) + { + /* Drain messages. Pointer update could be accumulated. */ + pointerPositionMsg.id = 0; + pointerPositionMsg.Free = NULL; + pointerAlphaMsg.id = 0; + pointerAlphaMsg.Free = NULL; + audioVolumeMsg.id = 0; + audioVolumeMsg.Free = NULL; + + while (MessageQueue_Peek(MsgQueue, &message, TRUE)) + { + if (message.id == WMQ_QUIT) + { + break; + } + + switch (message.id) + { + case SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID: + /* Abandon previous message */ + shadow_client_free_queued_message(&pointerPositionMsg); + pointerPositionMsg = message; + break; + + case SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID: + /* Abandon previous message */ + shadow_client_free_queued_message(&pointerAlphaMsg); + pointerAlphaMsg = message; + break; + + case SHADOW_MSG_OUT_AUDIO_OUT_VOLUME_ID: + /* Abandon previous message */ + shadow_client_free_queued_message(&audioVolumeMsg); + audioVolumeMsg = message; + break; + + default: + shadow_client_subsystem_process_message(client, &message); + break; + } + } + + if (message.id == WMQ_QUIT) + { + /* Release stored message */ + shadow_client_free_queued_message(&pointerPositionMsg); + shadow_client_free_queued_message(&pointerAlphaMsg); + shadow_client_free_queued_message(&audioVolumeMsg); + goto fail; + } + else + { + /* Process accumulated messages if needed */ + if (pointerPositionMsg.id) + { + shadow_client_subsystem_process_message(client, &pointerPositionMsg); + } + + if (pointerAlphaMsg.id) + { + shadow_client_subsystem_process_message(client, &pointerAlphaMsg); + } + + if (audioVolumeMsg.id) + { + shadow_client_subsystem_process_message(client, &audioVolumeMsg); + } + } + } + } + +fail: + + /* Free channels early because we establish channels in post connect */ +#if defined(CHANNEL_AUDIN_SERVER) + if (client->audin && !IFCALLRESULT(TRUE, client->audin->IsOpen, client->audin)) + { + if (!IFCALLRESULT(FALSE, client->audin->Close, client->audin)) + { + WLog_WARN(TAG, "AUDIN shutdown failure!"); + } + } +#endif + + if (gfxstatus.gfxOpened) + { + if (gfxstatus.gfxSurfaceCreated) + { + if (!shadow_client_rdpgfx_release_surface(client)) + WLog_WARN(TAG, "GFX release surface failure!"); + } + + WINPR_ASSERT(client->rdpgfx); + WINPR_ASSERT(client->rdpgfx->Close); + rc = client->rdpgfx->Close(client->rdpgfx); + WINPR_ASSERT(rc); + } + + shadow_client_channels_free(client); + + if (UpdateSubscriber) + { + shadow_multiclient_release_subscriber(UpdateSubscriber); + UpdateSubscriber = NULL; + } + + if (peer->connected && subsystem->ClientDisconnect) + { + subsystem->ClientDisconnect(subsystem, client); + } + +out: + WINPR_ASSERT(peer->Disconnect); + peer->Disconnect(peer); + freerdp_peer_context_free(peer); + freerdp_peer_free(peer); + ExitThread(0); + return 0; +} + +BOOL shadow_client_accepted(freerdp_listener* listener, freerdp_peer* peer) +{ + rdpShadowClient* client = NULL; + rdpShadowServer* server = NULL; + + if (!listener || !peer) + return FALSE; + + server = (rdpShadowServer*)listener->info; + WINPR_ASSERT(server); + + peer->ContextExtra = (void*)server; + peer->ContextSize = sizeof(rdpShadowClient); + peer->ContextNew = shadow_client_context_new; + peer->ContextFree = shadow_client_context_free; + + if (!freerdp_peer_context_new_ex(peer, server->settings)) + return FALSE; + + client = (rdpShadowClient*)peer->context; + WINPR_ASSERT(client); + + if (!(client->thread = CreateThread(NULL, 0, shadow_client_thread, client, 0, NULL))) + { + freerdp_peer_context_free(peer); + return FALSE; + } + else + { + /* Close the thread handle to make it detached. */ + CloseHandle(client->thread); + client->thread = NULL; + } + + return TRUE; +} + +static void shadow_msg_out_addref(wMessage* message) +{ + SHADOW_MSG_OUT* msg = NULL; + + WINPR_ASSERT(message); + msg = (SHADOW_MSG_OUT*)message->wParam; + WINPR_ASSERT(msg); + + InterlockedIncrement(&(msg->refCount)); +} + +static void shadow_msg_out_release(wMessage* message) +{ + SHADOW_MSG_OUT* msg = NULL; + + WINPR_ASSERT(message); + msg = (SHADOW_MSG_OUT*)message->wParam; + WINPR_ASSERT(msg); + + if (InterlockedDecrement(&(msg->refCount)) <= 0) + { + IFCALL(msg->Free, message->id, msg); + } +} + +static BOOL shadow_client_dispatch_msg(rdpShadowClient* client, wMessage* message) +{ + if (!client || !message) + return FALSE; + + /* Add reference when it is posted */ + shadow_msg_out_addref(message); + + WINPR_ASSERT(client->MsgQueue); + if (MessageQueue_Dispatch(client->MsgQueue, message)) + return TRUE; + else + { + /* Release the reference since post failed */ + shadow_msg_out_release(message); + return FALSE; + } +} + +BOOL shadow_client_post_msg(rdpShadowClient* client, void* context, UINT32 type, + SHADOW_MSG_OUT* msg, void* lParam) +{ + wMessage message = { 0 }; + message.context = context; + message.id = type; + message.wParam = (void*)msg; + message.lParam = lParam; + message.Free = shadow_msg_out_release; + return shadow_client_dispatch_msg(client, &message); +} + +int shadow_client_boardcast_msg(rdpShadowServer* server, void* context, UINT32 type, + SHADOW_MSG_OUT* msg, void* lParam) +{ + wMessage message = { 0 }; + rdpShadowClient* client = NULL; + int count = 0; + + WINPR_ASSERT(server); + WINPR_ASSERT(msg); + + message.context = context; + message.id = type; + message.wParam = (void*)msg; + message.lParam = lParam; + message.Free = shadow_msg_out_release; + /* First add reference as we reference it in this function. + * Therefore it would not be free'ed during post. */ + shadow_msg_out_addref(&message); + + WINPR_ASSERT(server->clients); + ArrayList_Lock(server->clients); + + for (size_t index = 0; index < ArrayList_Count(server->clients); index++) + { + client = (rdpShadowClient*)ArrayList_GetItem(server->clients, index); + + if (shadow_client_dispatch_msg(client, &message)) + { + count++; + } + } + + ArrayList_Unlock(server->clients); + /* Release the reference for this function */ + shadow_msg_out_release(&message); + return count; +} + +int shadow_client_boardcast_quit(rdpShadowServer* server, int nExitCode) +{ + wMessageQueue* queue = NULL; + int count = 0; + + WINPR_ASSERT(server); + WINPR_ASSERT(server->clients); + + ArrayList_Lock(server->clients); + + for (size_t index = 0; index < ArrayList_Count(server->clients); index++) + { + queue = ((rdpShadowClient*)ArrayList_GetItem(server->clients, index))->MsgQueue; + + if (MessageQueue_PostQuit(queue, nExitCode)) + { + count++; + } + } + + ArrayList_Unlock(server->clients); + return count; +} diff --git a/server/shadow/shadow_client.h b/server/shadow/shadow_client.h new file mode 100644 index 0000000..9334924 --- /dev/null +++ b/server/shadow/shadow_client.h @@ -0,0 +1,35 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_CLIENT_H +#define FREERDP_SERVER_SHADOW_CLIENT_H + +#include <freerdp/server/shadow.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + BOOL shadow_client_accepted(freerdp_listener* instance, freerdp_peer* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_CLIENT_H */ diff --git a/server/shadow/shadow_encoder.c b/server/shadow/shadow_encoder.c new file mode 100644 index 0000000..fc1747c --- /dev/null +++ b/server/shadow/shadow_encoder.c @@ -0,0 +1,520 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/assert.h> + +#include "shadow.h" + +#include "shadow_encoder.h" + +#include <freerdp/log.h> +#define TAG CLIENT_TAG("shadow") + +UINT32 shadow_encoder_preferred_fps(rdpShadowEncoder* encoder) +{ + /* Return preferred fps calculated according to the last + * sent frame id and last client-acknowledged frame id. + */ + return encoder->fps; +} + +UINT32 shadow_encoder_inflight_frames(rdpShadowEncoder* encoder) +{ + /* Return inflight frame count. + * If queueDepth is SUSPEND_FRAME_ACKNOWLEDGEMENT, count = 0 + * Otherwise, calculate count = + * <last sent frame id> - <last client-acknowledged frame id> + * Note: This function is exported so that subsystem could + * implement its own strategy to tune fps. + */ + return (encoder->queueDepth == SUSPEND_FRAME_ACKNOWLEDGEMENT) + ? 0 + : encoder->frameId - encoder->lastAckframeId; +} + +UINT32 shadow_encoder_create_frame_id(rdpShadowEncoder* encoder) +{ + UINT32 frameId = 0; + UINT32 inFlightFrames = shadow_encoder_inflight_frames(encoder); + + /* + * Calculate preferred fps according to how much frames are + * in-progress. Note that it only works when subsytem implementation + * calls shadow_encoder_preferred_fps and takes the suggestion. + */ + if (inFlightFrames > 1) + { + encoder->fps = (100 / (inFlightFrames + 1) * encoder->maxFps) / 100; + } + else + { + encoder->fps += 2; + + if (encoder->fps > encoder->maxFps) + encoder->fps = encoder->maxFps; + } + + if (encoder->fps < 1) + encoder->fps = 1; + + frameId = ++encoder->frameId; + return frameId; +} + +static int shadow_encoder_init_grid(rdpShadowEncoder* encoder) +{ + UINT32 tileSize = 0; + UINT32 tileCount = 0; + encoder->gridWidth = ((encoder->width + (encoder->maxTileWidth - 1)) / encoder->maxTileWidth); + encoder->gridHeight = + ((encoder->height + (encoder->maxTileHeight - 1)) / encoder->maxTileHeight); + tileSize = encoder->maxTileWidth * encoder->maxTileHeight * 4; + tileCount = encoder->gridWidth * encoder->gridHeight; + encoder->gridBuffer = (BYTE*)calloc(tileSize, tileCount); + + if (!encoder->gridBuffer) + return -1; + + encoder->grid = (BYTE**)calloc(tileCount, sizeof(BYTE*)); + + if (!encoder->grid) + return -1; + + for (UINT32 i = 0; i < encoder->gridHeight; i++) + { + for (UINT32 j = 0; j < encoder->gridWidth; j++) + { + UINT32 k = (i * encoder->gridWidth) + j; + encoder->grid[k] = &(encoder->gridBuffer[k * tileSize]); + } + } + + return 0; +} + +static int shadow_encoder_uninit_grid(rdpShadowEncoder* encoder) +{ + if (encoder->gridBuffer) + { + free(encoder->gridBuffer); + encoder->gridBuffer = NULL; + } + + if (encoder->grid) + { + free(encoder->grid); + encoder->grid = NULL; + } + + encoder->gridWidth = 0; + encoder->gridHeight = 0; + return 0; +} + +static int shadow_encoder_init_rfx(rdpShadowEncoder* encoder) +{ + if (!encoder->rfx) + encoder->rfx = rfx_context_new_ex( + TRUE, freerdp_settings_get_uint32(encoder->server->settings, FreeRDP_ThreadingFlags)); + + if (!encoder->rfx) + goto fail; + + if (!rfx_context_reset(encoder->rfx, encoder->width, encoder->height)) + goto fail; + + rfx_context_set_mode(encoder->rfx, encoder->server->rfxMode); + rfx_context_set_pixel_format(encoder->rfx, PIXEL_FORMAT_BGRX32); + encoder->codecs |= FREERDP_CODEC_REMOTEFX; + return 1; +fail: + rfx_context_free(encoder->rfx); + return -1; +} + +static int shadow_encoder_init_nsc(rdpShadowEncoder* encoder) +{ + rdpContext* context = (rdpContext*)encoder->client; + rdpSettings* settings = context->settings; + + if (!encoder->nsc) + encoder->nsc = nsc_context_new(); + + if (!encoder->nsc) + goto fail; + + if (!nsc_context_reset(encoder->nsc, encoder->width, encoder->height)) + goto fail; + + if (!nsc_context_set_parameters( + encoder->nsc, NSC_COLOR_LOSS_LEVEL, + freerdp_settings_get_uint32(settings, FreeRDP_NSCodecColorLossLevel))) + goto fail; + if (!nsc_context_set_parameters( + encoder->nsc, NSC_ALLOW_SUBSAMPLING, + freerdp_settings_get_bool(settings, FreeRDP_NSCodecAllowSubsampling))) + goto fail; + if (!nsc_context_set_parameters( + encoder->nsc, NSC_DYNAMIC_COLOR_FIDELITY, + !freerdp_settings_get_bool(settings, FreeRDP_NSCodecAllowDynamicColorFidelity))) + goto fail; + if (!nsc_context_set_parameters(encoder->nsc, NSC_COLOR_FORMAT, PIXEL_FORMAT_BGRX32)) + goto fail; + encoder->codecs |= FREERDP_CODEC_NSCODEC; + return 1; +fail: + nsc_context_free(encoder->nsc); + return -1; +} + +static int shadow_encoder_init_planar(rdpShadowEncoder* encoder) +{ + DWORD planarFlags = 0; + rdpContext* context = (rdpContext*)encoder->client; + rdpSettings* settings = context->settings; + + if (freerdp_settings_get_bool(settings, FreeRDP_DrawAllowSkipAlpha)) + planarFlags |= PLANAR_FORMAT_HEADER_NA; + + planarFlags |= PLANAR_FORMAT_HEADER_RLE; + + if (!encoder->planar) + { + encoder->planar = freerdp_bitmap_planar_context_new(planarFlags, encoder->maxTileWidth, + encoder->maxTileHeight); + } + + if (!encoder->planar) + goto fail; + + if (!freerdp_bitmap_planar_context_reset(encoder->planar, encoder->maxTileWidth, + encoder->maxTileHeight)) + goto fail; + + encoder->codecs |= FREERDP_CODEC_PLANAR; + return 1; +fail: + freerdp_bitmap_planar_context_free(encoder->planar); + return -1; +} + +static int shadow_encoder_init_interleaved(rdpShadowEncoder* encoder) +{ + if (!encoder->interleaved) + encoder->interleaved = bitmap_interleaved_context_new(TRUE); + + if (!encoder->interleaved) + goto fail; + + if (!bitmap_interleaved_context_reset(encoder->interleaved)) + goto fail; + + encoder->codecs |= FREERDP_CODEC_INTERLEAVED; + return 1; +fail: + bitmap_interleaved_context_free(encoder->interleaved); + return -1; +} + +static int shadow_encoder_init_h264(rdpShadowEncoder* encoder) +{ + if (!encoder->h264) + encoder->h264 = h264_context_new(TRUE); + + if (!encoder->h264) + goto fail; + + if (!h264_context_reset(encoder->h264, encoder->width, encoder->height)) + goto fail; + + if (!h264_context_set_option(encoder->h264, H264_CONTEXT_OPTION_RATECONTROL, + encoder->server->h264RateControlMode)) + goto fail; + if (!h264_context_set_option(encoder->h264, H264_CONTEXT_OPTION_BITRATE, + encoder->server->h264BitRate)) + goto fail; + if (!h264_context_set_option(encoder->h264, H264_CONTEXT_OPTION_FRAMERATE, + encoder->server->h264FrameRate)) + goto fail; + if (!h264_context_set_option(encoder->h264, H264_CONTEXT_OPTION_QP, encoder->server->h264QP)) + goto fail; + + encoder->codecs |= FREERDP_CODEC_AVC420 | FREERDP_CODEC_AVC444; + return 1; +fail: + h264_context_free(encoder->h264); + return -1; +} + +static int shadow_encoder_init_progressive(rdpShadowEncoder* encoder) +{ + WINPR_ASSERT(encoder); + if (!encoder->progressive) + encoder->progressive = progressive_context_new(TRUE); + + if (!encoder->progressive) + goto fail; + + if (!progressive_context_reset(encoder->progressive)) + goto fail; + + encoder->codecs |= FREERDP_CODEC_PROGRESSIVE; + return 1; +fail: + progressive_context_free(encoder->progressive); + return -1; +} + +static int shadow_encoder_init(rdpShadowEncoder* encoder) +{ + encoder->width = encoder->server->screen->width; + encoder->height = encoder->server->screen->height; + encoder->maxTileWidth = 64; + encoder->maxTileHeight = 64; + shadow_encoder_init_grid(encoder); + + if (!encoder->bs) + encoder->bs = Stream_New(NULL, encoder->maxTileWidth * encoder->maxTileHeight * 4ULL); + + if (!encoder->bs) + return -1; + + return 1; +} + +static int shadow_encoder_uninit_rfx(rdpShadowEncoder* encoder) +{ + if (encoder->rfx) + { + rfx_context_free(encoder->rfx); + encoder->rfx = NULL; + } + + encoder->codecs &= (UINT32)~FREERDP_CODEC_REMOTEFX; + return 1; +} + +static int shadow_encoder_uninit_nsc(rdpShadowEncoder* encoder) +{ + if (encoder->nsc) + { + nsc_context_free(encoder->nsc); + encoder->nsc = NULL; + } + + encoder->codecs &= (UINT32)~FREERDP_CODEC_NSCODEC; + return 1; +} + +static int shadow_encoder_uninit_planar(rdpShadowEncoder* encoder) +{ + if (encoder->planar) + { + freerdp_bitmap_planar_context_free(encoder->planar); + encoder->planar = NULL; + } + + encoder->codecs &= (UINT32)~FREERDP_CODEC_PLANAR; + return 1; +} + +static int shadow_encoder_uninit_interleaved(rdpShadowEncoder* encoder) +{ + if (encoder->interleaved) + { + bitmap_interleaved_context_free(encoder->interleaved); + encoder->interleaved = NULL; + } + + encoder->codecs &= (UINT32)~FREERDP_CODEC_INTERLEAVED; + return 1; +} + +static int shadow_encoder_uninit_h264(rdpShadowEncoder* encoder) +{ + if (encoder->h264) + { + h264_context_free(encoder->h264); + encoder->h264 = NULL; + } + + encoder->codecs &= (UINT32) ~(FREERDP_CODEC_AVC420 | FREERDP_CODEC_AVC444); + return 1; +} + +static int shadow_encoder_uninit_progressive(rdpShadowEncoder* encoder) +{ + WINPR_ASSERT(encoder); + if (encoder->progressive) + { + progressive_context_free(encoder->progressive); + encoder->progressive = NULL; + } + + encoder->codecs &= (UINT32)~FREERDP_CODEC_PROGRESSIVE; + return 1; +} + +static int shadow_encoder_uninit(rdpShadowEncoder* encoder) +{ + shadow_encoder_uninit_grid(encoder); + + if (encoder->bs) + { + Stream_Free(encoder->bs, TRUE); + encoder->bs = NULL; + } + + shadow_encoder_uninit_rfx(encoder); + + shadow_encoder_uninit_nsc(encoder); + + shadow_encoder_uninit_planar(encoder); + + shadow_encoder_uninit_interleaved(encoder); + shadow_encoder_uninit_h264(encoder); + + shadow_encoder_uninit_progressive(encoder); + + return 1; +} + +int shadow_encoder_reset(rdpShadowEncoder* encoder) +{ + int status = 0; + UINT32 codecs = encoder->codecs; + rdpContext* context = (rdpContext*)encoder->client; + rdpSettings* settings = context->settings; + status = shadow_encoder_uninit(encoder); + + if (status < 0) + return -1; + + status = shadow_encoder_init(encoder); + + if (status < 0) + return -1; + + status = shadow_encoder_prepare(encoder, codecs); + + if (status < 0) + return -1; + + encoder->fps = 16; + encoder->maxFps = 32; + encoder->frameId = 0; + encoder->lastAckframeId = 0; + encoder->frameAck = freerdp_settings_get_bool(settings, FreeRDP_SurfaceFrameMarkerEnabled); + return 1; +} + +int shadow_encoder_prepare(rdpShadowEncoder* encoder, UINT32 codecs) +{ + int status = 0; + + if ((codecs & FREERDP_CODEC_REMOTEFX) && !(encoder->codecs & FREERDP_CODEC_REMOTEFX)) + { + WLog_DBG(TAG, "initializing RemoteFX encoder"); + status = shadow_encoder_init_rfx(encoder); + + if (status < 0) + return -1; + } + + if ((codecs & FREERDP_CODEC_NSCODEC) && !(encoder->codecs & FREERDP_CODEC_NSCODEC)) + { + WLog_DBG(TAG, "initializing NSCodec encoder"); + status = shadow_encoder_init_nsc(encoder); + + if (status < 0) + return -1; + } + + if ((codecs & FREERDP_CODEC_PLANAR) && !(encoder->codecs & FREERDP_CODEC_PLANAR)) + { + WLog_DBG(TAG, "initializing planar bitmap encoder"); + status = shadow_encoder_init_planar(encoder); + + if (status < 0) + return -1; + } + + if ((codecs & FREERDP_CODEC_INTERLEAVED) && !(encoder->codecs & FREERDP_CODEC_INTERLEAVED)) + { + WLog_DBG(TAG, "initializing interleaved bitmap encoder"); + status = shadow_encoder_init_interleaved(encoder); + + if (status < 0) + return -1; + } + + if ((codecs & (FREERDP_CODEC_AVC420 | FREERDP_CODEC_AVC444)) && + !(encoder->codecs & (FREERDP_CODEC_AVC420 | FREERDP_CODEC_AVC444))) + { + WLog_DBG(TAG, "initializing H.264 encoder"); + status = shadow_encoder_init_h264(encoder); + + if (status < 0) + return -1; + } + + if ((codecs & FREERDP_CODEC_PROGRESSIVE) && !(encoder->codecs & FREERDP_CODEC_PROGRESSIVE)) + { + WLog_DBG(TAG, "initializing progressive encoder"); + status = shadow_encoder_init_progressive(encoder); + + if (status < 0) + return -1; + } + + return 1; +} + +rdpShadowEncoder* shadow_encoder_new(rdpShadowClient* client) +{ + rdpShadowEncoder* encoder = NULL; + rdpShadowServer* server = client->server; + encoder = (rdpShadowEncoder*)calloc(1, sizeof(rdpShadowEncoder)); + + if (!encoder) + return NULL; + + encoder->client = client; + encoder->server = server; + encoder->fps = 16; + encoder->maxFps = 32; + + if (shadow_encoder_init(encoder) < 0) + { + free(encoder); + return NULL; + } + + return encoder; +} + +void shadow_encoder_free(rdpShadowEncoder* encoder) +{ + if (!encoder) + return; + + shadow_encoder_uninit(encoder); + free(encoder); +} diff --git a/server/shadow/shadow_encoder.h b/server/shadow/shadow_encoder.h new file mode 100644 index 0000000..dfe00f3 --- /dev/null +++ b/server/shadow/shadow_encoder.h @@ -0,0 +1,81 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_ENCODER_H +#define FREERDP_SERVER_SHADOW_ENCODER_H + +#include <winpr/crt.h> +#include <winpr/stream.h> + +#include <freerdp/freerdp.h> +#include <freerdp/codecs.h> + +#include <freerdp/server/shadow.h> + +struct rdp_shadow_encoder +{ + rdpShadowClient* client; + rdpShadowServer* server; + + UINT32 width; + UINT32 height; + UINT32 codecs; + + BYTE** grid; + UINT32 gridWidth; + UINT32 gridHeight; + BYTE* gridBuffer; + UINT32 maxTileWidth; + UINT32 maxTileHeight; + + wStream* bs; + + RFX_CONTEXT* rfx; + NSC_CONTEXT* nsc; + BITMAP_PLANAR_CONTEXT* planar; + BITMAP_INTERLEAVED_CONTEXT* interleaved; + H264_CONTEXT* h264; + PROGRESSIVE_CONTEXT* progressive; + + UINT32 fps; + UINT32 maxFps; + BOOL frameAck; + UINT32 frameId; + UINT32 lastAckframeId; + UINT32 queueDepth; +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + + int shadow_encoder_reset(rdpShadowEncoder* encoder); + int shadow_encoder_prepare(rdpShadowEncoder* encoder, UINT32 codecs); + UINT32 shadow_encoder_create_frame_id(rdpShadowEncoder* encoder); + + void shadow_encoder_free(rdpShadowEncoder* encoder); + + WINPR_ATTR_MALLOC(shadow_encoder_free, 1) + rdpShadowEncoder* shadow_encoder_new(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_ENCODER_H */ diff --git a/server/shadow/shadow_encomsp.c b/server/shadow/shadow_encomsp.c new file mode 100644 index 0000000..8a3a468 --- /dev/null +++ b/server/shadow/shadow_encomsp.c @@ -0,0 +1,129 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * Copyright 2015 Thincast Technologies GmbH + * Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <freerdp/log.h> +#include "shadow.h" + +#include "shadow_encomsp.h" + +#define TAG SERVER_TAG("shadow") + +/** + * Function description + * + * @return 0 on success, otherwise a Win32 error code + */ +static UINT +encomsp_change_participant_control_level(EncomspServerContext* context, + ENCOMSP_CHANGE_PARTICIPANT_CONTROL_LEVEL_PDU* pdu) +{ + BOOL inLobby = 0; + BOOL mayView = 0; + BOOL mayInteract = 0; + rdpShadowClient* client = (rdpShadowClient*)context->custom; + + WLog_INFO(TAG, + "ChangeParticipantControlLevel: ParticipantId: %" PRIu32 " Flags: 0x%04" PRIX16 "", + pdu->ParticipantId, pdu->Flags); + + mayView = (pdu->Flags & ENCOMSP_MAY_VIEW) ? TRUE : FALSE; + mayInteract = (pdu->Flags & ENCOMSP_MAY_INTERACT) ? TRUE : FALSE; + + if (mayInteract && !mayView) + mayView = TRUE; /* may interact implies may view */ + + if (mayInteract) + { + if (!client->mayInteract) + { + /* request interact + view */ + client->mayInteract = TRUE; + client->mayView = TRUE; + } + } + else if (mayView) + { + if (client->mayInteract) + { + /* release interact */ + client->mayInteract = FALSE; + } + else if (!client->mayView) + { + /* request view */ + client->mayView = TRUE; + } + } + else + { + if (client->mayInteract) + { + /* release interact + view */ + client->mayView = FALSE; + client->mayInteract = FALSE; + } + else if (client->mayView) + { + /* release view */ + client->mayView = FALSE; + client->mayInteract = FALSE; + } + } + + inLobby = client->mayView ? FALSE : TRUE; + + if (inLobby != client->inLobby) + { + shadow_encoder_reset(client->encoder); + client->inLobby = inLobby; + } + + return CHANNEL_RC_OK; +} + +int shadow_client_encomsp_init(rdpShadowClient* client) +{ + EncomspServerContext* encomsp = NULL; + + encomsp = client->encomsp = encomsp_server_context_new(client->vcm); + + encomsp->rdpcontext = &client->context; + + encomsp->custom = (void*)client; + + encomsp->ChangeParticipantControlLevel = encomsp_change_participant_control_level; + + if (client->encomsp) + client->encomsp->Start(client->encomsp); + + return 1; +} + +void shadow_client_encomsp_uninit(rdpShadowClient* client) +{ + if (client->encomsp) + { + client->encomsp->Stop(client->encomsp); + encomsp_server_context_free(client->encomsp); + client->encomsp = NULL; + } +} diff --git a/server/shadow/shadow_encomsp.h b/server/shadow/shadow_encomsp.h new file mode 100644 index 0000000..6562e25 --- /dev/null +++ b/server/shadow/shadow_encomsp.h @@ -0,0 +1,39 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_ENCOMSP_H +#define FREERDP_SERVER_SHADOW_ENCOMSP_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + int shadow_client_encomsp_init(rdpShadowClient* client); + void shadow_client_encomsp_uninit(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_ENCOMSP_H */ diff --git a/server/shadow/shadow_input.c b/server/shadow/shadow_input.c new file mode 100644 index 0000000..97268b8 --- /dev/null +++ b/server/shadow/shadow_input.c @@ -0,0 +1,114 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include "shadow.h" + +static BOOL shadow_input_synchronize_event(rdpInput* input, UINT32 flags) +{ + rdpShadowClient* client = (rdpShadowClient*)input->context; + rdpShadowSubsystem* subsystem = client->server->subsystem; + + if (!client->mayInteract) + return TRUE; + + return IFCALLRESULT(TRUE, subsystem->SynchronizeEvent, subsystem, client, flags); +} + +static BOOL shadow_input_keyboard_event(rdpInput* input, UINT16 flags, UINT8 code) +{ + rdpShadowClient* client = (rdpShadowClient*)input->context; + rdpShadowSubsystem* subsystem = client->server->subsystem; + + if (!client->mayInteract) + return TRUE; + + return IFCALLRESULT(TRUE, subsystem->KeyboardEvent, subsystem, client, flags, code); +} + +static BOOL shadow_input_unicode_keyboard_event(rdpInput* input, UINT16 flags, UINT16 code) +{ + rdpShadowClient* client = (rdpShadowClient*)input->context; + rdpShadowSubsystem* subsystem = client->server->subsystem; + + if (!client->mayInteract) + return TRUE; + + return IFCALLRESULT(TRUE, subsystem->UnicodeKeyboardEvent, subsystem, client, flags, code); +} + +static BOOL shadow_input_mouse_event(rdpInput* input, UINT16 flags, UINT16 x, UINT16 y) +{ + rdpShadowClient* client = (rdpShadowClient*)input->context; + rdpShadowSubsystem* subsystem = client->server->subsystem; + + if (client->server->shareSubRect) + { + x += client->server->subRect.left; + y += client->server->subRect.top; + } + + if (!(flags & PTR_FLAGS_WHEEL)) + { + client->pointerX = x; + client->pointerY = y; + + if ((client->pointerX == subsystem->pointerX) && (client->pointerY == subsystem->pointerY)) + { + flags &= ~PTR_FLAGS_MOVE; + + if (!(flags & (PTR_FLAGS_BUTTON1 | PTR_FLAGS_BUTTON2 | PTR_FLAGS_BUTTON3))) + return TRUE; + } + } + + if (!client->mayInteract) + return TRUE; + + return IFCALLRESULT(TRUE, subsystem->MouseEvent, subsystem, client, flags, x, y); +} + +static BOOL shadow_input_extended_mouse_event(rdpInput* input, UINT16 flags, UINT16 x, UINT16 y) +{ + rdpShadowClient* client = (rdpShadowClient*)input->context; + rdpShadowSubsystem* subsystem = client->server->subsystem; + + if (client->server->shareSubRect) + { + x += client->server->subRect.left; + y += client->server->subRect.top; + } + + client->pointerX = x; + client->pointerY = y; + + if (!client->mayInteract) + return TRUE; + + return IFCALLRESULT(TRUE, subsystem->ExtendedMouseEvent, subsystem, client, flags, x, y); +} + +void shadow_input_register_callbacks(rdpInput* input) +{ + input->SynchronizeEvent = shadow_input_synchronize_event; + input->KeyboardEvent = shadow_input_keyboard_event; + input->UnicodeKeyboardEvent = shadow_input_unicode_keyboard_event; + input->MouseEvent = shadow_input_mouse_event; + input->ExtendedMouseEvent = shadow_input_extended_mouse_event; +} diff --git a/server/shadow/shadow_input.h b/server/shadow/shadow_input.h new file mode 100644 index 0000000..8bde31c --- /dev/null +++ b/server/shadow/shadow_input.h @@ -0,0 +1,35 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_INPUT_H +#define FREERDP_SERVER_SHADOW_INPUT_H + +#include <freerdp/server/shadow.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + void shadow_input_register_callbacks(rdpInput* input); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_INPUT_H */ diff --git a/server/shadow/shadow_lobby.c b/server/shadow/shadow_lobby.c new file mode 100644 index 0000000..8a9fade --- /dev/null +++ b/server/shadow/shadow_lobby.c @@ -0,0 +1,85 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/assert.h> +#include <rdtk/rdtk.h> + +#include "shadow.h" + +#include "shadow_lobby.h" + +BOOL shadow_client_init_lobby(rdpShadowServer* server) +{ + int width = 0; + int height = 0; + rdtkEngine* engine = NULL; + rdtkSurface* surface = NULL; + RECTANGLE_16 invalidRect; + rdpShadowSurface* lobby = server->lobby; + + if (!lobby) + return FALSE; + + if (!(engine = rdtk_engine_new())) + { + return FALSE; + } + + if (!(surface = + rdtk_surface_new(engine, lobby->data, lobby->width, lobby->height, lobby->scanline))) + { + rdtk_engine_free(engine); + return FALSE; + } + + invalidRect.left = 0; + invalidRect.top = 0; + WINPR_ASSERT(lobby->width <= UINT16_MAX); + WINPR_ASSERT(lobby->height <= UINT16_MAX); + invalidRect.right = (UINT16)lobby->width; + invalidRect.bottom = (UINT16)lobby->height; + if (server->shareSubRect) + { + /* If we have shared sub rect setting, only fill shared rect */ + rectangles_intersection(&invalidRect, &(server->subRect), &invalidRect); + } + + width = invalidRect.right - invalidRect.left; + height = invalidRect.bottom - invalidRect.top; + WINPR_ASSERT(width <= UINT16_MAX); + WINPR_ASSERT(width >= 0); + WINPR_ASSERT(height <= UINT16_MAX); + WINPR_ASSERT(height >= 0); + rdtk_surface_fill(surface, invalidRect.left, invalidRect.top, (UINT16)width, (UINT16)height, + 0x3BB9FF); + + rdtk_label_draw(surface, invalidRect.left, invalidRect.top, (UINT16)width, (UINT16)height, NULL, + "Welcome", 0, 0); + // rdtk_button_draw(surface, 16, 64, 128, 32, NULL, "button"); + // rdtk_text_field_draw(surface, 16, 128, 128, 32, NULL, "text field"); + + rdtk_surface_free(surface); + + rdtk_engine_free(engine); + + region16_union_rect(&(lobby->invalidRegion), &(lobby->invalidRegion), &invalidRect); + + return TRUE; +} diff --git a/server/shadow/shadow_lobby.h b/server/shadow/shadow_lobby.h new file mode 100644 index 0000000..37ad9cf --- /dev/null +++ b/server/shadow/shadow_lobby.h @@ -0,0 +1,40 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_LOBBY_H +#define FREERDP_SERVER_SHADOW_LOBBY_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#include <rdtk/rdtk.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + BOOL shadow_client_init_lobby(rdpShadowServer* server); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_LOBBY_H */ diff --git a/server/shadow/shadow_mcevent.c b/server/shadow/shadow_mcevent.c new file mode 100644 index 0000000..4609cee --- /dev/null +++ b/server/shadow/shadow_mcevent.c @@ -0,0 +1,355 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2015 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/assert.h> +#include <freerdp/log.h> +#include "shadow.h" + +#define TAG SERVER_TAG("shadow.mcevent") + +struct rdp_shadow_multiclient_event +{ + HANDLE event; /* Kickoff event */ + HANDLE barrierEvent; /* Represents that all clients have consumed event */ + HANDLE doneEvent; /* Event handling finished. Server could continue */ + wArrayList* subscribers; + CRITICAL_SECTION lock; + int consuming; + int waiting; + + /* For debug */ + int eventid; +}; + +struct rdp_shadow_multiclient_subscriber +{ + rdpShadowMultiClientEvent* ref; + BOOL pleaseHandle; /* Indicate if server expects my handling in this turn */ +}; + +rdpShadowMultiClientEvent* shadow_multiclient_new(void) +{ + rdpShadowMultiClientEvent* event = + (rdpShadowMultiClientEvent*)calloc(1, sizeof(rdpShadowMultiClientEvent)); + if (!event) + goto out_error; + + event->event = CreateEvent(NULL, TRUE, FALSE, NULL); + if (!event->event) + goto out_free; + + event->barrierEvent = CreateEvent(NULL, TRUE, FALSE, NULL); + if (!event->barrierEvent) + goto out_free_event; + + event->doneEvent = CreateEvent(NULL, TRUE, FALSE, NULL); + if (!event->doneEvent) + goto out_free_barrierEvent; + + event->subscribers = ArrayList_New(TRUE); + if (!event->subscribers) + goto out_free_doneEvent; + + if (!InitializeCriticalSectionAndSpinCount(&(event->lock), 4000)) + goto out_free_subscribers; + + event->consuming = 0; + event->waiting = 0; + event->eventid = 0; + SetEvent(event->doneEvent); + return event; + +out_free_subscribers: + ArrayList_Free(event->subscribers); +out_free_doneEvent: + CloseHandle(event->doneEvent); +out_free_barrierEvent: + CloseHandle(event->barrierEvent); +out_free_event: + CloseHandle(event->event); +out_free: + free(event); +out_error: + return (rdpShadowMultiClientEvent*)NULL; +} + +void shadow_multiclient_free(rdpShadowMultiClientEvent* event) +{ + if (!event) + return; + + DeleteCriticalSection(&(event->lock)); + + ArrayList_Free(event->subscribers); + CloseHandle(event->doneEvent); + CloseHandle(event->barrierEvent); + CloseHandle(event->event); + free(event); + + return; +} + +static void _Publish(rdpShadowMultiClientEvent* event) +{ + wArrayList* subscribers = NULL; + struct rdp_shadow_multiclient_subscriber* subscriber = NULL; + + subscribers = event->subscribers; + + WINPR_ASSERT(event->consuming == 0); + + /* Count subscribing clients */ + ArrayList_Lock(subscribers); + for (size_t i = 0; i < ArrayList_Count(subscribers); i++) + { + subscriber = (struct rdp_shadow_multiclient_subscriber*)ArrayList_GetItem(subscribers, i); + /* Set flag to subscriber: I acknowledge and please handle */ + subscriber->pleaseHandle = TRUE; + event->consuming++; + } + ArrayList_Unlock(subscribers); + + if (event->consuming > 0) + { + event->eventid = (event->eventid & 0xff) + 1; + WLog_VRB(TAG, "Server published event %d. %d clients.\n", event->eventid, event->consuming); + ResetEvent(event->doneEvent); + SetEvent(event->event); + } + + return; +} + +static void _WaitForSubscribers(rdpShadowMultiClientEvent* event) +{ + if (event->consuming > 0) + { + /* Wait for clients done */ + WLog_VRB(TAG, "Server wait event %d. %d clients.\n", event->eventid, event->consuming); + LeaveCriticalSection(&(event->lock)); + WaitForSingleObject(event->doneEvent, INFINITE); + EnterCriticalSection(&(event->lock)); + WLog_VRB(TAG, "Server quit event %d. %d clients.\n", event->eventid, event->consuming); + } + + /* Last subscriber should have already reset the event */ + WINPR_ASSERT(WaitForSingleObject(event->event, 0) != WAIT_OBJECT_0); + + return; +} + +void shadow_multiclient_publish(rdpShadowMultiClientEvent* event) +{ + if (!event) + return; + + EnterCriticalSection(&(event->lock)); + _Publish(event); + LeaveCriticalSection(&(event->lock)); + + return; +} +void shadow_multiclient_wait(rdpShadowMultiClientEvent* event) +{ + if (!event) + return; + + EnterCriticalSection(&(event->lock)); + _WaitForSubscribers(event); + LeaveCriticalSection(&(event->lock)); + + return; +} +void shadow_multiclient_publish_and_wait(rdpShadowMultiClientEvent* event) +{ + if (!event) + return; + + EnterCriticalSection(&(event->lock)); + _Publish(event); + _WaitForSubscribers(event); + LeaveCriticalSection(&(event->lock)); + + return; +} + +static BOOL _Consume(struct rdp_shadow_multiclient_subscriber* subscriber, BOOL wait) +{ + rdpShadowMultiClientEvent* event = subscriber->ref; + BOOL ret = FALSE; + + if (WaitForSingleObject(event->event, 0) == WAIT_OBJECT_0 && subscriber->pleaseHandle) + { + /* Consume my share. Server is waiting for us */ + event->consuming--; + ret = TRUE; + } + + WINPR_ASSERT(event->consuming >= 0); + + if (event->consuming == 0) + { + /* Last client reset event before notify clients to continue */ + ResetEvent(event->event); + + if (event->waiting > 0) + { + /* Notify other clients to continue */ + SetEvent(event->barrierEvent); + } + else + { + /* Only one client. Notify server directly */ + SetEvent(event->doneEvent); + } + } + else /* (event->consuming > 0) */ + { + if (wait) + { + /* + * This client need to wait. That means the client will + * continue waiting for other clients to finish. + * The last client should reset barrierEvent. + */ + event->waiting++; + LeaveCriticalSection(&(event->lock)); + WaitForSingleObject(event->barrierEvent, INFINITE); + EnterCriticalSection(&(event->lock)); + event->waiting--; + if (event->waiting == 0) + { + /* + * This is last client waiting for barrierEvent. + * We can now discard barrierEvent and notify + * server to continue. + */ + ResetEvent(event->barrierEvent); + SetEvent(event->doneEvent); + } + } + } + + return ret; +} + +void* shadow_multiclient_get_subscriber(rdpShadowMultiClientEvent* event) +{ + struct rdp_shadow_multiclient_subscriber* subscriber = NULL; + + if (!event) + return NULL; + + EnterCriticalSection(&(event->lock)); + + subscriber = (struct rdp_shadow_multiclient_subscriber*)calloc( + 1, sizeof(struct rdp_shadow_multiclient_subscriber)); + if (!subscriber) + goto out_error; + + subscriber->ref = event; + subscriber->pleaseHandle = FALSE; + + if (!ArrayList_Append(event->subscribers, subscriber)) + goto out_free; + + WLog_VRB(TAG, "Get subscriber %p. Wait event %d. %d clients.\n", (void*)subscriber, + event->eventid, event->consuming); + (void)_Consume(subscriber, TRUE); + WLog_VRB(TAG, "Get subscriber %p. Quit event %d. %d clients.\n", (void*)subscriber, + event->eventid, event->consuming); + + LeaveCriticalSection(&(event->lock)); + + return subscriber; + +out_free: + free(subscriber); +out_error: + LeaveCriticalSection(&(event->lock)); + return NULL; +} + +/* + * Consume my share and release my register + * If we have update event and pleaseHandle flag + * We need to consume. Anyway we need to clear + * pleaseHandle flag + */ +void shadow_multiclient_release_subscriber(void* subscriber) +{ + struct rdp_shadow_multiclient_subscriber* s = NULL; + rdpShadowMultiClientEvent* event = NULL; + + if (!subscriber) + return; + + s = (struct rdp_shadow_multiclient_subscriber*)subscriber; + event = s->ref; + + EnterCriticalSection(&(event->lock)); + + WLog_VRB(TAG, "Release Subscriber %p. Drop event %d. %d clients.\n", subscriber, event->eventid, + event->consuming); + (void)_Consume(s, FALSE); + WLog_VRB(TAG, "Release Subscriber %p. Quit event %d. %d clients.\n", subscriber, event->eventid, + event->consuming); + + ArrayList_Remove(event->subscribers, subscriber); + + LeaveCriticalSection(&(event->lock)); + + free(subscriber); + + return; +} + +BOOL shadow_multiclient_consume(void* subscriber) +{ + struct rdp_shadow_multiclient_subscriber* s = NULL; + rdpShadowMultiClientEvent* event = NULL; + BOOL ret = FALSE; + + if (!subscriber) + return ret; + + s = (struct rdp_shadow_multiclient_subscriber*)subscriber; + event = s->ref; + + EnterCriticalSection(&(event->lock)); + + WLog_VRB(TAG, "Subscriber %p wait event %d. %d clients.\n", subscriber, event->eventid, + event->consuming); + ret = _Consume(s, TRUE); + WLog_VRB(TAG, "Subscriber %p quit event %d. %d clients.\n", subscriber, event->eventid, + event->consuming); + + LeaveCriticalSection(&(event->lock)); + + return ret; +} + +HANDLE shadow_multiclient_getevent(void* subscriber) +{ + if (!subscriber) + return (HANDLE)NULL; + + return ((struct rdp_shadow_multiclient_subscriber*)subscriber)->ref->event; +} diff --git a/server/shadow/shadow_mcevent.h b/server/shadow/shadow_mcevent.h new file mode 100644 index 0000000..c78b920 --- /dev/null +++ b/server/shadow/shadow_mcevent.h @@ -0,0 +1,56 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2015 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_MCEVENT_H +#define FREERDP_SERVER_SHADOW_MCEVENT_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> +#include <winpr/collections.h> + +/* + * This file implemented a model that an event is consumed + * by multiple clients. All clients should wait others before continue + * Server should wait for all clients before continue + */ + +#ifdef __cplusplus +extern "C" +{ +#endif + + void shadow_multiclient_free(rdpShadowMultiClientEvent* event); + + WINPR_ATTR_MALLOC(shadow_multiclient_free, 1) + rdpShadowMultiClientEvent* shadow_multiclient_new(void); + + void shadow_multiclient_publish(rdpShadowMultiClientEvent* event); + void shadow_multiclient_wait(rdpShadowMultiClientEvent* event); + void shadow_multiclient_publish_and_wait(rdpShadowMultiClientEvent* event); + void* shadow_multiclient_get_subscriber(rdpShadowMultiClientEvent* event); + void shadow_multiclient_release_subscriber(void* subscriber); + BOOL shadow_multiclient_consume(void* subscriber); + HANDLE shadow_multiclient_getevent(void* subscriber); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_MCEVENT_H */ diff --git a/server/shadow/shadow_rdpgfx.c b/server/shadow/shadow_rdpgfx.c new file mode 100644 index 0000000..16bb236 --- /dev/null +++ b/server/shadow/shadow_rdpgfx.c @@ -0,0 +1,55 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2016 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <freerdp/log.h> +#include "shadow.h" + +#include "shadow_rdpgfx.h" + +#define TAG SERVER_TAG("shadow") + +int shadow_client_rdpgfx_init(rdpShadowClient* client) +{ + WINPR_ASSERT(client); + + RdpgfxServerContext* rdpgfx = client->rdpgfx = rdpgfx_server_context_new(client->vcm); + if (!rdpgfx) + { + return 0; + } + + rdpgfx->rdpcontext = &client->context; + + rdpgfx->custom = client; + + if (!IFCALLRESULT(CHANNEL_RC_OK, rdpgfx->Initialize, rdpgfx, TRUE)) + return -1; + + return 1; +} + +void shadow_client_rdpgfx_uninit(rdpShadowClient* client) +{ + if (client->rdpgfx) + { + rdpgfx_server_context_free(client->rdpgfx); + client->rdpgfx = NULL; + } +} diff --git a/server/shadow/shadow_rdpgfx.h b/server/shadow/shadow_rdpgfx.h new file mode 100644 index 0000000..ce81376 --- /dev/null +++ b/server/shadow/shadow_rdpgfx.h @@ -0,0 +1,39 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2016 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_RDPGFX_H +#define FREERDP_SERVER_SHADOW_RDPGFX_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + int shadow_client_rdpgfx_init(rdpShadowClient* client); + void shadow_client_rdpgfx_uninit(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_RDPGFX_H */ diff --git a/server/shadow/shadow_rdpsnd.c b/server/shadow/shadow_rdpsnd.c new file mode 100644 index 0000000..16899e4 --- /dev/null +++ b/server/shadow/shadow_rdpsnd.c @@ -0,0 +1,87 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2015 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/crt.h> +#include <freerdp/log.h> +#include <freerdp/codec/dsp.h> +#include <freerdp/server/server-common.h> + +#include "shadow.h" + +#include "shadow_rdpsnd.h" + +#define TAG SERVER_TAG("shadow") + +static void rdpsnd_activated(RdpsndServerContext* context) +{ + for (size_t i = 0; i < context->num_client_formats; i++) + { + for (size_t j = 0; j < context->num_server_formats; j++) + { + if (audio_format_compatible(&context->server_formats[j], &context->client_formats[i])) + { + context->SelectFormat(context, i); + return; + } + } + } + + WLog_ERR(TAG, "Could not agree on a audio format with the server\n"); +} + +int shadow_client_rdpsnd_init(rdpShadowClient* client) +{ + RdpsndServerContext* rdpsnd = NULL; + rdpsnd = client->rdpsnd = rdpsnd_server_context_new(client->vcm); + + if (!rdpsnd) + { + return 0; + } + + rdpsnd->data = client; + + if (client->subsystem->rdpsndFormats) + { + rdpsnd->server_formats = client->subsystem->rdpsndFormats; + rdpsnd->num_server_formats = client->subsystem->nRdpsndFormats; + } + else + { + rdpsnd->num_server_formats = server_rdpsnd_get_formats(&rdpsnd->server_formats); + } + + if (rdpsnd->num_server_formats > 0) + rdpsnd->src_format = &rdpsnd->server_formats[0]; + + rdpsnd->Activated = rdpsnd_activated; + rdpsnd->Initialize(rdpsnd, TRUE); + return 1; +} + +void shadow_client_rdpsnd_uninit(rdpShadowClient* client) +{ + if (client->rdpsnd) + { + client->rdpsnd->Stop(client->rdpsnd); + rdpsnd_server_context_free(client->rdpsnd); + client->rdpsnd = NULL; + } +} diff --git a/server/shadow/shadow_rdpsnd.h b/server/shadow/shadow_rdpsnd.h new file mode 100644 index 0000000..ae34ea3 --- /dev/null +++ b/server/shadow/shadow_rdpsnd.h @@ -0,0 +1,39 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2015 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_RDPSND_H +#define FREERDP_SERVER_SHADOW_RDPSND_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + int shadow_client_rdpsnd_init(rdpShadowClient* client); + void shadow_client_rdpsnd_uninit(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_RDPSND_H */ diff --git a/server/shadow/shadow_remdesk.c b/server/shadow/shadow_remdesk.c new file mode 100644 index 0000000..19fb9f3 --- /dev/null +++ b/server/shadow/shadow_remdesk.c @@ -0,0 +1,50 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * Copyright 2015 Thincast Technologies GmbH + * Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include "shadow.h" + +#include "shadow_remdesk.h" + +int shadow_client_remdesk_init(rdpShadowClient* client) +{ + RemdeskServerContext* remdesk = NULL; + + remdesk = client->remdesk = remdesk_server_context_new(client->vcm); + remdesk->rdpcontext = &client->context; + + remdesk->custom = (void*)client; + + if (client->remdesk) + client->remdesk->Start(client->remdesk); + + return 1; +} + +void shadow_client_remdesk_uninit(rdpShadowClient* client) +{ + if (client->remdesk) + { + client->remdesk->Stop(client->remdesk); + remdesk_server_context_free(client->remdesk); + client->remdesk = NULL; + } +} diff --git a/server/shadow/shadow_remdesk.h b/server/shadow/shadow_remdesk.h new file mode 100644 index 0000000..88fdba0 --- /dev/null +++ b/server/shadow/shadow_remdesk.h @@ -0,0 +1,39 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_REMDESK_H +#define FREERDP_SERVER_SHADOW_REMDESK_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + int shadow_client_remdesk_init(rdpShadowClient* client); + void shadow_client_remdesk_uninit(rdpShadowClient* client); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_REMDESK_H */ diff --git a/server/shadow/shadow_screen.c b/server/shadow/shadow_screen.c new file mode 100644 index 0000000..8a9e0b3 --- /dev/null +++ b/server/shadow/shadow_screen.c @@ -0,0 +1,163 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <winpr/assert.h> + +#include "shadow_surface.h" + +#include "shadow_screen.h" +#include "shadow_lobby.h" + +rdpShadowScreen* shadow_screen_new(rdpShadowServer* server) +{ + WINPR_ASSERT(server); + WINPR_ASSERT(server->subsystem); + + rdpShadowScreen* screen = (rdpShadowScreen*)calloc(1, sizeof(rdpShadowScreen)); + + if (!screen) + goto fail; + + screen->server = server; + rdpShadowSubsystem* subsystem = server->subsystem; + + if (!InitializeCriticalSectionAndSpinCount(&(screen->lock), 4000)) + goto fail; + + region16_init(&(screen->invalidRegion)); + + WINPR_ASSERT(subsystem->selectedMonitor < ARRAYSIZE(subsystem->monitors)); + const MONITOR_DEF* primary = &(subsystem->monitors[subsystem->selectedMonitor]); + WINPR_ASSERT(primary); + + INT64 x = primary->left; + INT64 y = primary->top; + INT64 width = primary->right - primary->left + 1; + INT64 height = primary->bottom - primary->top + 1; + + WINPR_ASSERT(x >= 0); + WINPR_ASSERT(x <= UINT16_MAX); + WINPR_ASSERT(y >= 0); + WINPR_ASSERT(y <= UINT16_MAX); + WINPR_ASSERT(width >= 0); + WINPR_ASSERT(width <= UINT16_MAX); + WINPR_ASSERT(height >= 0); + WINPR_ASSERT(height <= UINT16_MAX); + + screen->width = (UINT16)width; + screen->height = (UINT16)height; + + screen->primary = + shadow_surface_new(server, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height); + + if (!screen->primary) + goto fail; + + server->surface = screen->primary; + + screen->lobby = shadow_surface_new(server, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height); + + if (!screen->lobby) + goto fail; + + server->lobby = screen->lobby; + + if (!shadow_client_init_lobby(server)) + goto fail; + + return screen; + +fail: + WINPR_PRAGMA_DIAG_PUSH + WINPR_PRAGMA_DIAG_IGNORED_MISMATCHED_DEALLOC + shadow_screen_free(screen); + WINPR_PRAGMA_DIAG_POP + + return NULL; +} + +void shadow_screen_free(rdpShadowScreen* screen) +{ + if (!screen) + return; + + DeleteCriticalSection(&(screen->lock)); + + region16_uninit(&(screen->invalidRegion)); + + if (screen->primary) + { + shadow_surface_free(screen->primary); + screen->primary = NULL; + } + + if (screen->lobby) + { + shadow_surface_free(screen->lobby); + screen->lobby = NULL; + } + + free(screen); +} + +BOOL shadow_screen_resize(rdpShadowScreen* screen) +{ + int x = 0; + int y = 0; + int width = 0; + int height = 0; + MONITOR_DEF* primary = NULL; + rdpShadowSubsystem* subsystem = NULL; + + if (!screen) + return FALSE; + + subsystem = screen->server->subsystem; + primary = &(subsystem->monitors[subsystem->selectedMonitor]); + + x = primary->left; + y = primary->top; + width = primary->right - primary->left + 1; + height = primary->bottom - primary->top + 1; + + WINPR_ASSERT(x >= 0); + WINPR_ASSERT(x <= UINT16_MAX); + WINPR_ASSERT(y >= 0); + WINPR_ASSERT(y <= UINT16_MAX); + WINPR_ASSERT(width >= 0); + WINPR_ASSERT(width <= UINT16_MAX); + WINPR_ASSERT(height >= 0); + WINPR_ASSERT(height <= UINT16_MAX); + if (shadow_surface_resize(screen->primary, (UINT16)x, (UINT16)y, (UINT16)width, + (UINT16)height) && + shadow_surface_resize(screen->lobby, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height)) + { + if (((UINT32)width != screen->width) || ((UINT32)height != screen->height)) + { + /* screen size is changed. Store new size and reinit lobby */ + screen->width = (UINT32)width; + screen->height = (UINT32)height; + shadow_client_init_lobby(screen->server); + } + return TRUE; + } + + return FALSE; +} diff --git a/server/shadow/shadow_screen.h b/server/shadow/shadow_screen.h new file mode 100644 index 0000000..a7bf789 --- /dev/null +++ b/server/shadow/shadow_screen.h @@ -0,0 +1,55 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_SCREEN_H +#define FREERDP_SERVER_SHADOW_SCREEN_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +struct rdp_shadow_screen +{ + rdpShadowServer* server; + + UINT32 width; + UINT32 height; + + CRITICAL_SECTION lock; + REGION16 invalidRegion; + + rdpShadowSurface* primary; + rdpShadowSurface* lobby; +}; + +#ifdef __cplusplus +extern "C" +{ +#endif + + void shadow_screen_free(rdpShadowScreen* screen); + + WINPR_ATTR_MALLOC(shadow_screen_free, 1) + rdpShadowScreen* shadow_screen_new(rdpShadowServer* server); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_SCREEN_H */ diff --git a/server/shadow/shadow_server.c b/server/shadow/shadow_server.c new file mode 100644 index 0000000..067dcc6 --- /dev/null +++ b/server/shadow/shadow_server.c @@ -0,0 +1,1028 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * Copyright 2017 Armin Novak <armin.novak@thincast.com> + * Copyright 2017 Thincast Technologies GmbH + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <errno.h> + +#include <winpr/crt.h> +#include <winpr/ssl.h> +#include <winpr/path.h> +#include <winpr/cmdline.h> +#include <winpr/winsock.h> + +#include <freerdp/log.h> +#include <freerdp/version.h> + +#include <winpr/tools/makecert.h> + +#ifndef _WIN32 +#include <sys/select.h> +#include <signal.h> +#endif + +#include "shadow.h" + +#define TAG SERVER_TAG("shadow") + +static const char bind_address[] = "bind-address,"; + +static int shadow_server_print_command_line_help(int argc, char** argv, + COMMAND_LINE_ARGUMENT_A* largs) +{ + char* str = NULL; + size_t length = 0; + const COMMAND_LINE_ARGUMENT_A* arg = NULL; + if ((argc < 1) || !largs || !argv) + return -1; + + printf("Usage: %s [options]\n", argv[0]); + printf("\n"); + printf("Syntax:\n"); + printf(" /flag (enables flag)\n"); + printf(" /option:<value> (specifies option with value)\n"); + printf(" +toggle -toggle (enables or disables toggle, where '/' is a synonym of '+')\n"); + printf("\n"); + arg = largs; + + do + { + if (arg->Flags & COMMAND_LINE_VALUE_FLAG) + { + printf(" %s", "/"); + printf("%-20s\n", arg->Name); + printf("\t%s\n", arg->Text); + } + else if ((arg->Flags & COMMAND_LINE_VALUE_REQUIRED) || + (arg->Flags & COMMAND_LINE_VALUE_OPTIONAL)) + { + printf(" %s", "/"); + + if (arg->Format) + { + length = (strlen(arg->Name) + strlen(arg->Format) + 2); + str = (char*)malloc(length + 1); + + if (!str) + return -1; + + sprintf_s(str, length + 1, "%s:%s", arg->Name, arg->Format); + printf("%-20s\n", str); + free(str); + } + else + { + printf("%-20s\n", arg->Name); + } + + printf("\t%s\n", arg->Text); + } + else if (arg->Flags & COMMAND_LINE_VALUE_BOOL) + { + length = strlen(arg->Name) + 32; + str = (char*)malloc(length + 1); + + if (!str) + return -1; + + sprintf_s(str, length + 1, "%s (default:%s)", arg->Name, arg->Default ? "on" : "off"); + printf(" %s", arg->Default ? "-" : "+"); + printf("%-20s\n", str); + free(str); + printf("\t%s\n", arg->Text); + } + } while ((arg = CommandLineFindNextArgumentA(arg)) != NULL); + + return 1; +} + +int shadow_server_command_line_status_print(rdpShadowServer* server, int argc, char** argv, + int status, COMMAND_LINE_ARGUMENT_A* cargs) +{ + WINPR_UNUSED(server); + + if (status == COMMAND_LINE_STATUS_PRINT_VERSION) + { + printf("FreeRDP version %s (git %s)\n", FREERDP_VERSION_FULL, FREERDP_GIT_REVISION); + return COMMAND_LINE_STATUS_PRINT_VERSION; + } + else if (status == COMMAND_LINE_STATUS_PRINT_BUILDCONFIG) + { + printf("%s\n", freerdp_get_build_config()); + return COMMAND_LINE_STATUS_PRINT_BUILDCONFIG; + } + else if (status == COMMAND_LINE_STATUS_PRINT) + { + return COMMAND_LINE_STATUS_PRINT; + } + else if (status < 0) + { + if (shadow_server_print_command_line_help(argc, argv, cargs) < 0) + return -1; + + return COMMAND_LINE_STATUS_PRINT_HELP; + } + + return 1; +} + +int shadow_server_parse_command_line(rdpShadowServer* server, int argc, char** argv, + COMMAND_LINE_ARGUMENT_A* cargs) +{ + int status = 0; + DWORD flags = 0; + const COMMAND_LINE_ARGUMENT_A* arg = NULL; + rdpSettings* settings = server->settings; + + if ((argc < 2) || !argv || !cargs) + return 1; + + CommandLineClearArgumentsA(cargs); + flags = COMMAND_LINE_SEPARATOR_COLON; + flags |= COMMAND_LINE_SIGIL_SLASH | COMMAND_LINE_SIGIL_PLUS_MINUS; + status = CommandLineParseArgumentsA(argc, argv, cargs, flags, server, NULL, NULL); + + if (status < 0) + return status; + + arg = cargs; + errno = 0; + + do + { + if (!(arg->Flags & COMMAND_LINE_ARGUMENT_PRESENT)) + continue; + + CommandLineSwitchStart(arg) CommandLineSwitchCase(arg, "port") + { + long val = strtol(arg->Value, NULL, 0); + + if ((errno != 0) || (val <= 0) || (val > UINT16_MAX)) + return -1; + + server->port = (DWORD)val; + } + CommandLineSwitchCase(arg, "ipc-socket") + { + /* /bind-address is incompatible */ + if (server->ipcSocket) + return -1; + server->ipcSocket = _strdup(arg->Value); + + if (!server->ipcSocket) + return -1; + } + CommandLineSwitchCase(arg, "bind-address") + { + int rc = 0; + size_t len = strlen(arg->Value) + sizeof(bind_address); + /* /ipc-socket is incompatible */ + if (server->ipcSocket) + return -1; + server->ipcSocket = calloc(len, sizeof(CHAR)); + + if (!server->ipcSocket) + return -1; + + rc = _snprintf(server->ipcSocket, len, "%s%s", bind_address, arg->Value); + if ((rc < 0) || ((size_t)rc != len - 1)) + return -1; + } + CommandLineSwitchCase(arg, "may-view") + { + server->mayView = arg->Value ? TRUE : FALSE; + } + CommandLineSwitchCase(arg, "may-interact") + { + server->mayInteract = arg->Value ? TRUE : FALSE; + } + CommandLineSwitchCase(arg, "max-connections") + { + errno = 0; + unsigned long val = strtoul(arg->Value, NULL, 0); + + if ((errno != 0) || (val > UINT32_MAX)) + return -1; + server->maxClientsConnected = val; + } + CommandLineSwitchCase(arg, "rect") + { + char* p = NULL; + char* tok[4]; + long x = -1; + long y = -1; + long w = -1; + long h = -1; + char* str = _strdup(arg->Value); + + if (!str) + return -1; + + tok[0] = p = str; + p = strchr(p + 1, ','); + + if (!p) + { + free(str); + return -1; + } + + *p++ = '\0'; + tok[1] = p; + p = strchr(p + 1, ','); + + if (!p) + { + free(str); + return -1; + } + + *p++ = '\0'; + tok[2] = p; + p = strchr(p + 1, ','); + + if (!p) + { + free(str); + return -1; + } + + *p++ = '\0'; + tok[3] = p; + x = strtol(tok[0], NULL, 0); + + if (errno != 0) + goto fail; + + y = strtol(tok[1], NULL, 0); + + if (errno != 0) + goto fail; + + w = strtol(tok[2], NULL, 0); + + if (errno != 0) + goto fail; + + h = strtol(tok[3], NULL, 0); + + if (errno != 0) + goto fail; + + fail: + free(str); + + if ((x < 0) || (y < 0) || (w < 1) || (h < 1) || (errno != 0)) + return -1; + + if ((x > UINT16_MAX) || (y > UINT16_MAX) || (x + w > UINT16_MAX) || + (y + h > UINT16_MAX)) + return -1; + server->subRect.left = (UINT16)x; + server->subRect.top = (UINT16)y; + server->subRect.right = (UINT16)(x + w); + server->subRect.bottom = (UINT16)(y + h); + server->shareSubRect = TRUE; + } + CommandLineSwitchCase(arg, "auth") + { + server->authentication = arg->Value ? TRUE : FALSE; + } + CommandLineSwitchCase(arg, "remote-guard") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RemoteCredentialGuard, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "sec") + { + if (strcmp("rdp", arg->Value) == 0) /* Standard RDP */ + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, TRUE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_ExtSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_UseRdpSecurityLayer, TRUE)) + return COMMAND_LINE_ERROR; + } + else if (strcmp("tls", arg->Value) == 0) /* TLS */ + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, TRUE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_ExtSecurity, FALSE)) + return COMMAND_LINE_ERROR; + } + else if (strcmp("nla", arg->Value) == 0) /* NLA */ + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, TRUE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_ExtSecurity, FALSE)) + return COMMAND_LINE_ERROR; + } + else if (strcmp("ext", arg->Value) == 0) /* NLA Extended */ + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_ExtSecurity, TRUE)) + return COMMAND_LINE_ERROR; + } + else + { + WLog_ERR(TAG, "unknown protocol security: %s", arg->Value); + } + } + CommandLineSwitchCase(arg, "sec-rdp") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "sec-tls") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_TlsSecurity, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "sec-nla") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "sec-ext") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_ExtSecurity, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "sam-file") + { + freerdp_settings_set_string(settings, FreeRDP_NtlmSamFile, arg->Value); + } + CommandLineSwitchCase(arg, "log-level") + { + wLog* root = WLog_GetRoot(); + + if (!WLog_SetStringLogLevel(root, arg->Value)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "log-filters") + { + if (!WLog_AddStringLogFilters(arg->Value)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "gfx-progressive") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_GfxProgressive, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "gfx-rfx") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_RemoteFxCodec, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "gfx-planar") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_GfxPlanar, arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "gfx-avc420") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_GfxH264, arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "gfx-avc444") + { + if (!freerdp_settings_set_bool(settings, FreeRDP_GfxAVC444v2, + arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + if (!freerdp_settings_set_bool(settings, FreeRDP_GfxAVC444, arg->Value ? TRUE : FALSE)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "keytab") + { + if (!freerdp_settings_set_string(settings, FreeRDP_KerberosKeytab, arg->Value)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "ccache") + { + if (!freerdp_settings_set_string(settings, FreeRDP_KerberosCache, arg->Value)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchCase(arg, "tls-secrets-file") + { + if (!freerdp_settings_set_string(settings, FreeRDP_TlsSecretsFile, arg->Value)) + return COMMAND_LINE_ERROR; + } + CommandLineSwitchDefault(arg) + { + } + CommandLineSwitchEnd(arg) + } while ((arg = CommandLineFindNextArgumentA(arg)) != NULL); + + arg = CommandLineFindArgumentA(cargs, "monitors"); + + if (arg && (arg->Flags & COMMAND_LINE_ARGUMENT_PRESENT)) + { + UINT32 numMonitors = 0; + MONITOR_DEF monitors[16] = { 0 }; + numMonitors = shadow_enum_monitors(monitors, 16); + + if (arg->Flags & COMMAND_LINE_VALUE_PRESENT) + { + /* Select monitors */ + long val = strtol(arg->Value, NULL, 0); + + if ((val < 0) || (errno != 0) || ((UINT32)val >= numMonitors)) + status = COMMAND_LINE_STATUS_PRINT; + + server->selectedMonitor = (UINT32)val; + } + else + { + /* List monitors */ + + for (UINT32 index = 0; index < numMonitors; index++) + { + const MONITOR_DEF* monitor = &monitors[index]; + const INT64 width = monitor->right - monitor->left + 1; + const INT64 height = monitor->bottom - monitor->top + 1; + WLog_INFO(TAG, " %s [%d] %" PRId64 "x%" PRId64 "\t+%" PRId32 "+%" PRId32 "", + (monitor->flags == 1) ? "*" : " ", index, width, height, monitor->left, + monitor->top); + } + + status = COMMAND_LINE_STATUS_PRINT; + } + } + + /* If we want to disable authentication we need to ensure that NLA security + * is not activated. Only TLS and RDP security allow anonymous login. + */ + if (!server->authentication) + { + if (!freerdp_settings_set_bool(settings, FreeRDP_NlaSecurity, FALSE)) + return COMMAND_LINE_ERROR; + } + return status; +} + +static DWORD WINAPI shadow_server_thread(LPVOID arg) +{ + rdpShadowServer* server = (rdpShadowServer*)arg; + BOOL running = TRUE; + DWORD status = 0; + freerdp_listener* listener = server->listener; + shadow_subsystem_start(server->subsystem); + + while (running) + { + HANDLE events[MAXIMUM_WAIT_OBJECTS] = { 0 }; + DWORD nCount = 0; + events[nCount++] = server->StopEvent; + nCount += listener->GetEventHandles(listener, &events[nCount], ARRAYSIZE(events) - nCount); + + if (nCount <= 1) + { + WLog_ERR(TAG, "Failed to get FreeRDP file descriptor"); + break; + } + + status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE); + + switch (status) + { + case WAIT_FAILED: + case WAIT_OBJECT_0: + running = FALSE; + break; + + default: + { + if (!listener->CheckFileDescriptor(listener)) + { + WLog_ERR(TAG, "Failed to check FreeRDP file descriptor"); + running = FALSE; + } + else + { +#ifdef _WIN32 + Sleep(100); /* FIXME: listener event handles */ +#endif + } + } + break; + } + } + + listener->Close(listener); + shadow_subsystem_stop(server->subsystem); + + /* Signal to the clients that server is being stopped and wait for them + * to disconnect. */ + if (shadow_client_boardcast_quit(server, 0)) + { + while (ArrayList_Count(server->clients) > 0) + { + Sleep(100); + } + } + + ExitThread(0); + return 0; +} + +static BOOL open_port(rdpShadowServer* server, char* address) +{ + BOOL status = 0; + char* modaddr = address; + + if (modaddr) + { + if (modaddr[0] == '[') + { + char* end = strchr(address, ']'); + if (!end) + { + WLog_ERR(TAG, "Could not parse bind-address %s", address); + return -1; + } + *end++ = '\0'; + if (strlen(end) > 0) + { + WLog_ERR(TAG, "Excess data after IPv6 address: '%s'", end); + return -1; + } + modaddr++; + } + } + status = server->listener->Open(server->listener, modaddr, (UINT16)server->port); + + if (!status) + { + WLog_ERR(TAG, + "Problem creating TCP listener. (Port already used or insufficient permissions?)"); + } + + return status; +} + +int shadow_server_start(rdpShadowServer* server) +{ + BOOL ipc = 0; + BOOL status = 0; + WSADATA wsaData; + + if (!server) + return -1; + + if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) + return -1; + +#ifndef _WIN32 + signal(SIGPIPE, SIG_IGN); +#endif + server->screen = shadow_screen_new(server); + + if (!server->screen) + { + WLog_ERR(TAG, "screen_new failed"); + return -1; + } + + server->capture = shadow_capture_new(server); + + if (!server->capture) + { + WLog_ERR(TAG, "capture_new failed"); + return -1; + } + + /* Bind magic: + * + * emtpy ... bind TCP all + * <local path> ... bind local (IPC) + * bind-socket,<address> ... bind TCP to specified interface + */ + ipc = server->ipcSocket && (strncmp(bind_address, server->ipcSocket, + strnlen(bind_address, sizeof(bind_address))) != 0); + if (!ipc) + { + size_t count = 0; + char** list = CommandLineParseCommaSeparatedValuesEx(NULL, server->ipcSocket, &count); + if (!list || (count <= 1)) + { + if (server->ipcSocket == NULL) + { + if (!open_port(server, NULL)) + { + free(list); + return -1; + } + } + else + { + free(list); + return -1; + } + } + + WINPR_ASSERT(list || (count == 0)); + for (size_t x = 1; x < count; x++) + { + BOOL success = open_port(server, list[x]); + if (!success) + { + free(list); + return -1; + } + } + free(list); + } + else + { + status = server->listener->OpenLocal(server->listener, server->ipcSocket); + + if (!status) + { + WLog_ERR(TAG, "Problem creating local socket listener. (Port already used or " + "insufficient permissions?)"); + return -1; + } + } + + if (!(server->thread = CreateThread(NULL, 0, shadow_server_thread, (void*)server, 0, NULL))) + { + return -1; + } + + return 0; +} + +int shadow_server_stop(rdpShadowServer* server) +{ + if (!server) + return -1; + + if (server->thread) + { + SetEvent(server->StopEvent); + WaitForSingleObject(server->thread, INFINITE); + CloseHandle(server->thread); + server->thread = NULL; + if (server->listener && server->listener->Close) + server->listener->Close(server->listener); + } + + if (server->screen) + { + shadow_screen_free(server->screen); + server->screen = NULL; + } + + if (server->capture) + { + shadow_capture_free(server->capture); + server->capture = NULL; + } + + return 0; +} + +static int shadow_server_init_config_path(rdpShadowServer* server) +{ +#ifdef _WIN32 + + if (!server->ConfigPath) + { + server->ConfigPath = GetEnvironmentSubPath("LOCALAPPDATA", "freerdp"); + } + +#endif +#ifdef __APPLE__ + + if (!server->ConfigPath) + { + char* userLibraryPath; + char* userApplicationSupportPath; + userLibraryPath = GetKnownSubPath(KNOWN_PATH_HOME, "Library"); + + if (userLibraryPath) + { + if (!winpr_PathFileExists(userLibraryPath) && !winpr_PathMakePath(userLibraryPath, 0)) + { + WLog_ERR(TAG, "Failed to create directory '%s'", userLibraryPath); + free(userLibraryPath); + return -1; + } + + userApplicationSupportPath = GetCombinedPath(userLibraryPath, "Application Support"); + + if (userApplicationSupportPath) + { + if (!winpr_PathFileExists(userApplicationSupportPath) && + !winpr_PathMakePath(userApplicationSupportPath, 0)) + { + WLog_ERR(TAG, "Failed to create directory '%s'", userApplicationSupportPath); + free(userLibraryPath); + free(userApplicationSupportPath); + return -1; + } + + server->ConfigPath = GetCombinedPath(userApplicationSupportPath, "freerdp"); + } + + free(userLibraryPath); + free(userApplicationSupportPath); + } + } + +#endif + + if (!server->ConfigPath) + { + char* configHome = NULL; + configHome = GetKnownPath(KNOWN_PATH_XDG_CONFIG_HOME); + + if (configHome) + { + if (!winpr_PathFileExists(configHome) && !winpr_PathMakePath(configHome, 0)) + { + WLog_ERR(TAG, "Failed to create directory '%s'", configHome); + free(configHome); + return -1; + } + + server->ConfigPath = GetKnownSubPath(KNOWN_PATH_XDG_CONFIG_HOME, "freerdp"); + free(configHome); + } + } + + if (!server->ConfigPath) + return -1; /* no usable config path */ + + return 1; +} + +static BOOL shadow_server_create_certificate(rdpShadowServer* server, const char* filepath) +{ + BOOL rc = FALSE; + char* makecert_argv[6] = { "makecert", "-rdp", "-live", "-silent", "-y", "5" }; + const size_t makecert_argc = ARRAYSIZE(makecert_argv); + + MAKECERT_CONTEXT* makecert = makecert_context_new(); + + if (!makecert) + goto out_fail; + + if (makecert_context_process(makecert, makecert_argc, makecert_argv) < 0) + goto out_fail; + + if (makecert_context_set_output_file_name(makecert, "shadow") != 1) + goto out_fail; + + WINPR_ASSERT(server); + WINPR_ASSERT(filepath); + if (!winpr_PathFileExists(server->CertificateFile)) + { + if (makecert_context_output_certificate_file(makecert, filepath) != 1) + goto out_fail; + } + + if (!winpr_PathFileExists(server->PrivateKeyFile)) + { + if (makecert_context_output_private_key_file(makecert, filepath) != 1) + goto out_fail; + } + rc = TRUE; +out_fail: + makecert_context_free(makecert); + return rc; +} +static BOOL shadow_server_init_certificate(rdpShadowServer* server) +{ + char* filepath = NULL; + BOOL ret = FALSE; + + WINPR_ASSERT(server); + + if (!winpr_PathFileExists(server->ConfigPath) && !winpr_PathMakePath(server->ConfigPath, 0)) + { + WLog_ERR(TAG, "Failed to create directory '%s'", server->ConfigPath); + return FALSE; + } + + if (!(filepath = GetCombinedPath(server->ConfigPath, "shadow"))) + return FALSE; + + if (!winpr_PathFileExists(filepath) && !winpr_PathMakePath(filepath, 0)) + { + if (!CreateDirectoryA(filepath, 0)) + { + WLog_ERR(TAG, "Failed to create directory '%s'", filepath); + goto out_fail; + } + } + + server->CertificateFile = GetCombinedPath(filepath, "shadow.crt"); + server->PrivateKeyFile = GetCombinedPath(filepath, "shadow.key"); + + if (!server->CertificateFile || !server->PrivateKeyFile) + goto out_fail; + + if ((!winpr_PathFileExists(server->CertificateFile)) || + (!winpr_PathFileExists(server->PrivateKeyFile))) + { + if (!shadow_server_create_certificate(server, filepath)) + goto out_fail; + } + + rdpSettings* settings = server->settings; + WINPR_ASSERT(settings); + + rdpPrivateKey* key = freerdp_key_new_from_file(server->PrivateKeyFile); + if (!key) + goto out_fail; + if (!freerdp_settings_set_pointer_len(settings, FreeRDP_RdpServerRsaKey, key, 1)) + goto out_fail; + + rdpCertificate* cert = freerdp_certificate_new_from_file(server->CertificateFile); + if (!cert) + goto out_fail; + + if (!freerdp_settings_set_pointer_len(settings, FreeRDP_RdpServerCertificate, cert, 1)) + goto out_fail; + + if (!freerdp_certificate_is_rdp_security_compatible(cert)) + { + if (!freerdp_settings_set_bool(settings, FreeRDP_UseRdpSecurityLayer, FALSE)) + goto out_fail; + if (!freerdp_settings_set_bool(settings, FreeRDP_RdpSecurity, FALSE)) + goto out_fail; + } + ret = TRUE; +out_fail: + free(filepath); + return ret; +} + +static BOOL shadow_server_check_peer_restrictions(freerdp_listener* listener) +{ + WINPR_ASSERT(listener); + + rdpShadowServer* server = (rdpShadowServer*)listener->info; + WINPR_ASSERT(server); + + if (server->maxClientsConnected > 0) + { + const size_t count = ArrayList_Count(server->clients); + if (count >= server->maxClientsConnected) + { + WLog_WARN(TAG, "connection limit [%" PRIuz "] reached, discarding client", + server->maxClientsConnected); + return FALSE; + } + } + return TRUE; +} + +int shadow_server_init(rdpShadowServer* server) +{ + int status = 0; + winpr_InitializeSSL(WINPR_SSL_INIT_DEFAULT); + WTSRegisterWtsApiFunctionTable(FreeRDP_InitWtsApi()); + + if (!(server->clients = ArrayList_New(TRUE))) + goto fail; + + if (!(server->StopEvent = CreateEvent(NULL, TRUE, FALSE, NULL))) + goto fail; + + if (!InitializeCriticalSectionAndSpinCount(&(server->lock), 4000)) + goto fail; + + status = shadow_server_init_config_path(server); + + if (status < 0) + goto fail; + + if (!shadow_server_init_certificate(server)) + goto fail; + + server->listener = freerdp_listener_new(); + + if (!server->listener) + goto fail; + + server->listener->info = (void*)server; + server->listener->CheckPeerAcceptRestrictions = shadow_server_check_peer_restrictions; + server->listener->PeerAccepted = shadow_client_accepted; + server->subsystem = shadow_subsystem_new(); + + if (!server->subsystem) + goto fail; + + status = shadow_subsystem_init(server->subsystem, server); + if (status < 0) + goto fail; + + return status; + +fail: + shadow_server_uninit(server); + WLog_ERR(TAG, "Failed to initialize shadow server"); + return -1; +} + +int shadow_server_uninit(rdpShadowServer* server) +{ + if (!server) + return -1; + + shadow_server_stop(server); + shadow_subsystem_uninit(server->subsystem); + shadow_subsystem_free(server->subsystem); + server->subsystem = NULL; + freerdp_listener_free(server->listener); + server->listener = NULL; + free(server->CertificateFile); + server->CertificateFile = NULL; + free(server->PrivateKeyFile); + server->PrivateKeyFile = NULL; + free(server->ConfigPath); + server->ConfigPath = NULL; + DeleteCriticalSection(&(server->lock)); + CloseHandle(server->StopEvent); + server->StopEvent = NULL; + ArrayList_Free(server->clients); + server->clients = NULL; + return 1; +} + +rdpShadowServer* shadow_server_new(void) +{ + rdpShadowServer* server = NULL; + server = (rdpShadowServer*)calloc(1, sizeof(rdpShadowServer)); + + if (!server) + return NULL; + + server->port = 3389; + server->mayView = TRUE; + server->mayInteract = TRUE; + server->rfxMode = RLGR3; + server->h264RateControlMode = H264_RATECONTROL_VBR; + server->h264BitRate = 10000000; + server->h264FrameRate = 30; + server->h264QP = 0; + server->authentication = TRUE; + server->settings = freerdp_settings_new(FREERDP_SETTINGS_SERVER_MODE); + return server; +} + +void shadow_server_free(rdpShadowServer* server) +{ + if (!server) + return; + + free(server->ipcSocket); + server->ipcSocket = NULL; + freerdp_settings_free(server->settings); + server->settings = NULL; + free(server); +} diff --git a/server/shadow/shadow_subsystem.c b/server/shadow/shadow_subsystem.c new file mode 100644 index 0000000..ca73c72 --- /dev/null +++ b/server/shadow/shadow_subsystem.c @@ -0,0 +1,286 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include "shadow.h" + +#include "shadow_subsystem.h" + +static pfnShadowSubsystemEntry pSubsystemEntry = NULL; + +void shadow_subsystem_set_entry(pfnShadowSubsystemEntry pEntry) +{ + pSubsystemEntry = pEntry; +} + +static int shadow_subsystem_load_entry_points(RDP_SHADOW_ENTRY_POINTS* pEntryPoints) +{ + WINPR_ASSERT(pEntryPoints); + ZeroMemory(pEntryPoints, sizeof(RDP_SHADOW_ENTRY_POINTS)); + + if (!pSubsystemEntry) + return -1; + + if (pSubsystemEntry(pEntryPoints) < 0) + return -1; + + return 1; +} + +rdpShadowSubsystem* shadow_subsystem_new(void) +{ + RDP_SHADOW_ENTRY_POINTS ep; + rdpShadowSubsystem* subsystem = NULL; + + shadow_subsystem_load_entry_points(&ep); + + if (!ep.New) + return NULL; + + subsystem = ep.New(); + + if (!subsystem) + return NULL; + + CopyMemory(&(subsystem->ep), &ep, sizeof(RDP_SHADOW_ENTRY_POINTS)); + + return subsystem; +} + +void shadow_subsystem_free(rdpShadowSubsystem* subsystem) +{ + if (subsystem && subsystem->ep.Free) + subsystem->ep.Free(subsystem); +} + +int shadow_subsystem_init(rdpShadowSubsystem* subsystem, rdpShadowServer* server) +{ + int status = -1; + + if (!subsystem || !subsystem->ep.Init) + return -1; + + subsystem->server = server; + subsystem->selectedMonitor = server->selectedMonitor; + + if (!(subsystem->MsgPipe = MessagePipe_New())) + goto fail; + + if (!(subsystem->updateEvent = shadow_multiclient_new())) + goto fail; + + if ((status = subsystem->ep.Init(subsystem)) >= 0) + return status; + +fail: + if (subsystem->MsgPipe) + { + MessagePipe_Free(subsystem->MsgPipe); + subsystem->MsgPipe = NULL; + } + + if (subsystem->updateEvent) + { + shadow_multiclient_free(subsystem->updateEvent); + subsystem->updateEvent = NULL; + } + + return status; +} + +static void shadow_subsystem_free_queued_message(void* obj) +{ + wMessage* message = (wMessage*)obj; + if (message->Free) + { + message->Free(message); + message->Free = NULL; + } +} + +void shadow_subsystem_uninit(rdpShadowSubsystem* subsystem) +{ + if (!subsystem) + return; + + if (subsystem->ep.Uninit) + subsystem->ep.Uninit(subsystem); + + if (subsystem->MsgPipe) + { + wObject* obj1 = NULL; + wObject* obj2 = NULL; + /* Release resource in messages before free */ + obj1 = MessageQueue_Object(subsystem->MsgPipe->In); + + obj1->fnObjectFree = shadow_subsystem_free_queued_message; + MessageQueue_Clear(subsystem->MsgPipe->In); + + obj2 = MessageQueue_Object(subsystem->MsgPipe->Out); + obj2->fnObjectFree = shadow_subsystem_free_queued_message; + MessageQueue_Clear(subsystem->MsgPipe->Out); + MessagePipe_Free(subsystem->MsgPipe); + subsystem->MsgPipe = NULL; + } + + if (subsystem->updateEvent) + { + shadow_multiclient_free(subsystem->updateEvent); + subsystem->updateEvent = NULL; + } +} + +int shadow_subsystem_start(rdpShadowSubsystem* subsystem) +{ + int status = 0; + + if (!subsystem || !subsystem->ep.Start) + return -1; + + status = subsystem->ep.Start(subsystem); + + return status; +} + +int shadow_subsystem_stop(rdpShadowSubsystem* subsystem) +{ + int status = 0; + + if (!subsystem || !subsystem->ep.Stop) + return -1; + + status = subsystem->ep.Stop(subsystem); + + return status; +} + +UINT32 shadow_enum_monitors(MONITOR_DEF* monitors, UINT32 maxMonitors) +{ + UINT32 numMonitors = 0; + RDP_SHADOW_ENTRY_POINTS ep; + + if (shadow_subsystem_load_entry_points(&ep) < 0) + return 0; + + numMonitors = ep.EnumMonitors(monitors, maxMonitors); + + return numMonitors; +} + +/** + * Common function for subsystem implementation. + * This function convert 32bit ARGB format pixels to xormask data + * and andmask data and fill into SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE + * Caller should free the andMaskData and xorMaskData later. + */ +int shadow_subsystem_pointer_convert_alpha_pointer_data( + BYTE* pixels, BOOL premultiplied, UINT32 width, UINT32 height, + SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE* pointerColor) +{ + BYTE* pSrc8 = NULL; + BYTE* pDst8 = NULL; + UINT32 xorStep = 0; + UINT32 andStep = 0; + UINT32 andBit = 0; + BYTE* andBits = NULL; + UINT32 andPixel = 0; + BYTE A = 0; + BYTE R = 0; + BYTE G = 0; + BYTE B = 0; + + xorStep = (width * 3); + xorStep += (xorStep % 2); + + andStep = ((width + 7) / 8); + andStep += (andStep % 2); + + pointerColor->lengthXorMask = height * xorStep; + pointerColor->xorMaskData = (BYTE*)calloc(1, pointerColor->lengthXorMask); + + if (!pointerColor->xorMaskData) + return -1; + + pointerColor->lengthAndMask = height * andStep; + pointerColor->andMaskData = (BYTE*)calloc(1, pointerColor->lengthAndMask); + + if (!pointerColor->andMaskData) + { + free(pointerColor->xorMaskData); + pointerColor->xorMaskData = NULL; + return -1; + } + + for (UINT32 y = 0; y < height; y++) + { + pSrc8 = &pixels[(width * 4) * (height - 1 - y)]; + pDst8 = &(pointerColor->xorMaskData[y * xorStep]); + + andBit = 0x80; + andBits = &(pointerColor->andMaskData[andStep * y]); + + for (UINT32 x = 0; x < width; x++) + { + B = *pSrc8++; + G = *pSrc8++; + R = *pSrc8++; + A = *pSrc8++; + + andPixel = 0; + + if (A < 64) + A = 0; /* pixel cannot be partially transparent */ + + if (!A) + { + /* transparent pixel: XOR = black, AND = 1 */ + andPixel = 1; + B = G = R = 0; + } + else + { + if (premultiplied) + { + B = (B * 0xFF) / A; + G = (G * 0xFF) / A; + R = (R * 0xFF) / A; + } + } + + *pDst8++ = B; + *pDst8++ = G; + *pDst8++ = R; + + if (andPixel) + *andBits |= andBit; + if (!(andBit >>= 1)) + { + andBits++; + andBit = 0x80; + } + } + } + + return 1; +} + +void shadow_subsystem_frame_update(rdpShadowSubsystem* subsystem) +{ + shadow_multiclient_publish_and_wait(subsystem->updateEvent); +} diff --git a/server/shadow/shadow_subsystem.h b/server/shadow/shadow_subsystem.h new file mode 100644 index 0000000..206dfdd --- /dev/null +++ b/server/shadow/shadow_subsystem.h @@ -0,0 +1,47 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_SUBSYSTEM_H +#define FREERDP_SERVER_SHADOW_SUBSYSTEM_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + void shadow_subsystem_free(rdpShadowSubsystem* subsystem); + + WINPR_ATTR_MALLOC(shadow_subsystem_free, 1) + rdpShadowSubsystem* shadow_subsystem_new(void); + + int shadow_subsystem_init(rdpShadowSubsystem* subsystem, rdpShadowServer* server); + void shadow_subsystem_uninit(rdpShadowSubsystem* subsystem); + + int shadow_subsystem_start(rdpShadowSubsystem* subsystem); + int shadow_subsystem_stop(rdpShadowSubsystem* subsystem); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_SUBSYSTEM_H */ diff --git a/server/shadow/shadow_subsystem_builtin.c b/server/shadow/shadow_subsystem_builtin.c new file mode 100644 index 0000000..627458e --- /dev/null +++ b/server/shadow/shadow_subsystem_builtin.c @@ -0,0 +1,75 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2016 Jiang Zihao <zihao.jiang@yahoo.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include <freerdp/server/shadow.h> + +typedef struct +{ + const char* (*name)(void); + pfnShadowSubsystemEntry entry; +} RDP_SHADOW_SUBSYSTEM; + +extern int ShadowSubsystemEntry(RDP_SHADOW_ENTRY_POINTS* pEntryPoints); +extern const char* ShadowSubsystemName(void); + +static RDP_SHADOW_SUBSYSTEM g_Subsystems[] = { + + { ShadowSubsystemName, ShadowSubsystemEntry } +}; + +static size_t g_SubsystemCount = ARRAYSIZE(g_Subsystems); + +static pfnShadowSubsystemEntry shadow_subsystem_load_static_entry(const char* name) +{ + if (!name) + { + if (g_SubsystemCount > 0) + { + const RDP_SHADOW_SUBSYSTEM* cur = &g_Subsystems[0]; + WINPR_ASSERT(cur->entry); + + return cur->entry; + } + + return NULL; + } + + for (size_t index = 0; index < g_SubsystemCount; index++) + { + const RDP_SHADOW_SUBSYSTEM* cur = &g_Subsystems[index]; + WINPR_ASSERT(cur->name); + WINPR_ASSERT(cur->entry); + + if (strcmp(name, cur->name()) == 0) + return cur->entry; + } + + return NULL; +} + +void shadow_subsystem_set_entry_builtin(const char* name) +{ + pfnShadowSubsystemEntry entry = shadow_subsystem_load_static_entry(name); + + if (entry) + shadow_subsystem_set_entry(entry); + + return; +} diff --git a/server/shadow/shadow_surface.c b/server/shadow/shadow_surface.c new file mode 100644 index 0000000..16aecce --- /dev/null +++ b/server/shadow/shadow_surface.c @@ -0,0 +1,104 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <freerdp/config.h> + +#include "shadow.h" + +#include "shadow_surface.h" +#define ALIGN_SCREEN_SIZE(size, align) \ + ((((size) % (align)) != 0) ? ((size) + (align) - ((size) % (align))) : (size)) + +rdpShadowSurface* shadow_surface_new(rdpShadowServer* server, UINT16 x, UINT16 y, UINT32 width, + UINT32 height) +{ + rdpShadowSurface* surface = NULL; + surface = (rdpShadowSurface*)calloc(1, sizeof(rdpShadowSurface)); + + if (!surface) + return NULL; + + surface->server = server; + surface->x = x; + surface->y = y; + surface->width = width; + surface->height = height; + surface->scanline = ALIGN_SCREEN_SIZE(surface->width, 32) * 4; + surface->format = PIXEL_FORMAT_BGRX32; + surface->data = (BYTE*)calloc(ALIGN_SCREEN_SIZE(surface->height, 32), surface->scanline); + + if (!surface->data) + { + free(surface); + return NULL; + } + + if (!InitializeCriticalSectionAndSpinCount(&(surface->lock), 4000)) + { + free(surface->data); + free(surface); + return NULL; + } + + region16_init(&(surface->invalidRegion)); + return surface; +} + +void shadow_surface_free(rdpShadowSurface* surface) +{ + if (!surface) + return; + + free(surface->data); + DeleteCriticalSection(&(surface->lock)); + region16_uninit(&(surface->invalidRegion)); + free(surface); +} + +BOOL shadow_surface_resize(rdpShadowSurface* surface, UINT16 x, UINT16 y, UINT32 width, + UINT32 height) +{ + BYTE* buffer = NULL; + UINT32 scanline = ALIGN_SCREEN_SIZE(width, 4) * 4; + + if (!surface) + return FALSE; + + if ((width == surface->width) && (height == surface->height)) + { + /* We don't need to reset frame buffer, just update left top */ + surface->x = x; + surface->y = y; + return TRUE; + } + + buffer = (BYTE*)realloc(surface->data, 1ull * scanline * ALIGN_SCREEN_SIZE(height, 4ull)); + + if (buffer) + { + surface->x = x; + surface->y = y; + surface->width = width; + surface->height = height; + surface->scanline = scanline; + surface->data = buffer; + return TRUE; + } + + return FALSE; +} diff --git a/server/shadow/shadow_surface.h b/server/shadow/shadow_surface.h new file mode 100644 index 0000000..277df0a --- /dev/null +++ b/server/shadow/shadow_surface.h @@ -0,0 +1,45 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * + * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_SERVER_SHADOW_SURFACE_H +#define FREERDP_SERVER_SHADOW_SURFACE_H + +#include <freerdp/server/shadow.h> + +#include <winpr/crt.h> +#include <winpr/synch.h> + +#ifdef __cplusplus +extern "C" +{ +#endif + + void shadow_surface_free(rdpShadowSurface* surface); + + WINPR_ATTR_MALLOC(shadow_surface_free, 1) + rdpShadowSurface* shadow_surface_new(rdpShadowServer* server, UINT16 x, UINT16 y, UINT32 width, + UINT32 height); + + BOOL shadow_surface_resize(rdpShadowSurface* surface, UINT16 x, UINT16 y, UINT32 width, + UINT32 height); + +#ifdef __cplusplus +} +#endif + +#endif /* FREERDP_SERVER_SHADOW_SURFACE_H */ |