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-rw-r--r--src/VBox/Additions/common/crOpenGL/load.c1526
1 files changed, 1526 insertions, 0 deletions
diff --git a/src/VBox/Additions/common/crOpenGL/load.c b/src/VBox/Additions/common/crOpenGL/load.c
new file mode 100644
index 00000000..a4b0cf8c
--- /dev/null
+++ b/src/VBox/Additions/common/crOpenGL/load.c
@@ -0,0 +1,1526 @@
+/* Copyright (c) 2001, Stanford University
+ * All rights reserved
+ *
+ * See the file LICENSE.txt for information on redistributing this software.
+ */
+
+#include "cr_spu.h"
+#include "cr_net.h"
+#include "cr_error.h"
+#include "cr_mem.h"
+#include "cr_string.h"
+#include "cr_net.h"
+#include "cr_environment.h"
+#include "cr_process.h"
+#include "cr_rand.h"
+#include "cr_netserver.h"
+#include "stub.h"
+#include <stdlib.h>
+#include <string.h>
+#include <signal.h>
+#include <iprt/initterm.h>
+#include <iprt/thread.h>
+#include <iprt/errcore.h>
+#include <iprt/asm.h>
+#ifndef WINDOWS
+# include <sys/types.h>
+# include <unistd.h>
+#endif
+
+#ifdef VBOX_WITH_WDDM
+#include <d3d9types.h>
+#include <D3dumddi.h>
+#endif
+
+#if defined(VBOX_WITH_CRHGSMI) && defined(IN_GUEST)
+# include <VBoxCrHgsmi.h>
+#endif
+
+/**
+ * If you change this, see the comments in tilesortspu_context.c
+ */
+#define MAGIC_CONTEXT_BASE 500
+
+#define CONFIG_LOOKUP_FILE ".crconfigs"
+
+#ifdef WINDOWS
+#define PYTHON_EXE "python.exe"
+#else
+#define PYTHON_EXE "python"
+#endif
+
+static bool stub_initialized = 0;
+#ifdef WINDOWS
+static CRmutex stub_init_mutex;
+#define STUB_INIT_LOCK() do { crLockMutex(&stub_init_mutex); } while (0)
+#define STUB_INIT_UNLOCK() do { crUnlockMutex(&stub_init_mutex); } while (0)
+#else
+#define STUB_INIT_LOCK() do { } while (0)
+#define STUB_INIT_UNLOCK() do { } while (0)
+#endif
+
+/* NOTE: 'SPUDispatchTable glim' is declared in NULLfuncs.py now */
+/* NOTE: 'SPUDispatchTable stubThreadsafeDispatch' is declared in tsfuncs.c */
+Stub stub;
+#ifdef CHROMIUM_THREADSAFE
+static bool g_stubIsCurrentContextTSDInited;
+CRtsd g_stubCurrentContextTSD;
+#endif
+
+
+#ifndef VBOX_NO_NATIVEGL
+static void stubInitNativeDispatch( void )
+{
+# define MAX_FUNCS 1000
+ SPUNamedFunctionTable gl_funcs[MAX_FUNCS];
+ int numFuncs;
+
+ numFuncs = crLoadOpenGL( &stub.wsInterface, gl_funcs );
+
+ stub.haveNativeOpenGL = (numFuncs > 0);
+
+ /* XXX call this after context binding */
+ numFuncs += crLoadOpenGLExtensions( &stub.wsInterface, gl_funcs + numFuncs );
+
+ CRASSERT(numFuncs < MAX_FUNCS);
+
+ crSPUInitDispatchTable( &stub.nativeDispatch );
+ crSPUInitDispatch( &stub.nativeDispatch, gl_funcs );
+ crSPUInitDispatchNops( &stub.nativeDispatch );
+# undef MAX_FUNCS
+}
+#endif /* !VBOX_NO_NATIVEGL */
+
+
+/** Pointer to the SPU's real glClear and glViewport functions */
+static ClearFunc_t origClear;
+static ViewportFunc_t origViewport;
+static SwapBuffersFunc_t origSwapBuffers;
+static DrawBufferFunc_t origDrawBuffer;
+static ScissorFunc_t origScissor;
+
+static void stubCheckWindowState(WindowInfo *window, GLboolean bFlushOnChange)
+{
+ bool bForceUpdate = false;
+ bool bChanged = false;
+
+#ifdef WINDOWS
+ /** @todo install hook and track for WM_DISPLAYCHANGE */
+ {
+ DEVMODE devMode;
+
+ devMode.dmSize = sizeof(DEVMODE);
+ EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &devMode);
+
+ if (devMode.dmPelsWidth!=window->dmPelsWidth || devMode.dmPelsHeight!=window->dmPelsHeight)
+ {
+ crDebug("Resolution changed(%d,%d), forcing window Pos/Size update", devMode.dmPelsWidth, devMode.dmPelsHeight);
+ window->dmPelsWidth = devMode.dmPelsWidth;
+ window->dmPelsHeight = devMode.dmPelsHeight;
+ bForceUpdate = true;
+ }
+ }
+#endif
+
+ bChanged = stubUpdateWindowGeometry(window, bForceUpdate) || bForceUpdate;
+
+#if defined(GLX) || defined (WINDOWS)
+ if (stub.trackWindowVisibleRgn)
+ {
+ bChanged = stubUpdateWindowVisibileRegions(window) || bChanged;
+ }
+#endif
+
+ if (stub.trackWindowVisibility && window->type == CHROMIUM && window->drawable) {
+ const int mapped = stubIsWindowVisible(window);
+ if (mapped != window->mapped) {
+ crDebug("Dispatched: WindowShow(%i, %i)", window->spuWindow, mapped);
+ stub.spu->dispatch_table.WindowShow(window->spuWindow, mapped);
+ window->mapped = mapped;
+ bChanged = true;
+ }
+ }
+
+ if (bFlushOnChange && bChanged)
+ {
+ stub.spu->dispatch_table.Flush();
+ }
+}
+
+static bool stubSystemWindowExist(WindowInfo *pWindow)
+{
+#ifdef WINDOWS
+ if (pWindow->hWnd!=WindowFromDC(pWindow->drawable))
+ {
+ return false;
+ }
+#else
+ Window root;
+ int x, y;
+ unsigned int border, depth, w, h;
+ Display *dpy;
+
+ dpy = stubGetWindowDisplay(pWindow);
+
+ XLOCK(dpy);
+ if (!XGetGeometry(dpy, pWindow->drawable, &root, &x, &y, &w, &h, &border, &depth))
+ {
+ XUNLOCK(dpy);
+ return false;
+ }
+ XUNLOCK(dpy);
+#endif
+
+ return true;
+}
+
+static void stubCheckWindowsCB(unsigned long key, void *data1, void *data2)
+{
+ WindowInfo *pWindow = (WindowInfo *) data1;
+ ContextInfo *pCtx = (ContextInfo *) data2;
+ (void)key;
+
+ if (pWindow == pCtx->currentDrawable
+ || pWindow->type!=CHROMIUM
+ || pWindow->pOwner!=pCtx)
+ {
+ return;
+ }
+
+ if (!stubSystemWindowExist(pWindow))
+ {
+#ifdef WINDOWS
+ stubDestroyWindow(CR_CTX_CON(pCtx), (GLint)pWindow->hWnd);
+#else
+ stubDestroyWindow(CR_CTX_CON(pCtx), (GLint)pWindow->drawable);
+#endif
+ return;
+ }
+
+ stubCheckWindowState(pWindow, GL_FALSE);
+}
+
+static void stubCheckWindowsState(void)
+{
+ ContextInfo *context = stubGetCurrentContext();
+
+ CRASSERT(stub.trackWindowSize || stub.trackWindowPos);
+
+ if (!context)
+ return;
+
+#if defined(WINDOWS) && defined(VBOX_WITH_WDDM)
+ if (stub.bRunningUnderWDDM)
+ return;
+#endif
+
+ /* Try to keep a consistent locking order. */
+ crHashtableLock(stub.windowTable);
+#if defined(CR_NEWWINTRACK) && !defined(WINDOWS)
+ crLockMutex(&stub.mutex);
+#endif
+
+ stubCheckWindowState(context->currentDrawable, GL_TRUE);
+ crHashtableWalkUnlocked(stub.windowTable, stubCheckWindowsCB, context);
+
+#if defined(CR_NEWWINTRACK) && !defined(WINDOWS)
+ crUnlockMutex(&stub.mutex);
+#endif
+ crHashtableUnlock(stub.windowTable);
+}
+
+
+/**
+ * Override the head SPU's glClear function.
+ * We're basically trapping this function so that we can poll the
+ * application window size at a regular interval.
+ */
+static void SPU_APIENTRY trapClear(GLbitfield mask)
+{
+ stubCheckWindowsState();
+ /* call the original SPU glClear function */
+ origClear(mask);
+}
+
+/**
+ * As above, but for glViewport. Most apps call glViewport before
+ * glClear when a window is resized.
+ */
+static void SPU_APIENTRY trapViewport(GLint x, GLint y, GLsizei w, GLsizei h)
+{
+ stubCheckWindowsState();
+ /* call the original SPU glViewport function */
+ origViewport(x, y, w, h);
+}
+
+/*static void SPU_APIENTRY trapSwapBuffers(GLint window, GLint flags)
+{
+ stubCheckWindowsState();
+ origSwapBuffers(window, flags);
+}
+
+static void SPU_APIENTRY trapDrawBuffer(GLenum buf)
+{
+ stubCheckWindowsState();
+ origDrawBuffer(buf);
+}*/
+
+#if 0 /* unused */
+static void SPU_APIENTRY trapScissor(GLint x, GLint y, GLsizei w, GLsizei h)
+{
+ int winX, winY;
+ unsigned int winW, winH;
+ WindowInfo *pWindow;
+ ContextInfo *context = stubGetCurrentContext();
+ (void)x; (void)y; (void)w; (void)h;
+
+ pWindow = context->currentDrawable;
+ stubGetWindowGeometry(pWindow, &winX, &winY, &winW, &winH);
+ origScissor(0, 0, winW, winH);
+}
+#endif /* unused */
+
+/**
+ * Use the GL function pointers in \<spu\> to initialize the static glim
+ * dispatch table.
+ */
+static void stubInitSPUDispatch(SPU *spu)
+{
+ crSPUInitDispatchTable( &stub.spuDispatch );
+ crSPUCopyDispatchTable( &stub.spuDispatch, &(spu->dispatch_table) );
+
+ if (stub.trackWindowSize || stub.trackWindowPos || stub.trackWindowVisibleRgn) {
+ /* patch-in special glClear/Viewport function to track window sizing */
+ origClear = stub.spuDispatch.Clear;
+ origViewport = stub.spuDispatch.Viewport;
+ origSwapBuffers = stub.spuDispatch.SwapBuffers;
+ origDrawBuffer = stub.spuDispatch.DrawBuffer;
+ origScissor = stub.spuDispatch.Scissor;
+ stub.spuDispatch.Clear = trapClear;
+ stub.spuDispatch.Viewport = trapViewport;
+
+ /*stub.spuDispatch.SwapBuffers = trapSwapBuffers;
+ stub.spuDispatch.DrawBuffer = trapDrawBuffer;*/
+ }
+
+ crSPUCopyDispatchTable( &glim, &stub.spuDispatch );
+}
+
+#if 0 /** @todo stubSPUTearDown & stubSPUTearDownLocked are not referenced */
+
+// Callback function, used to destroy all created contexts
+static void hsWalkStubDestroyContexts(unsigned long key, void *data1, void *data2)
+{
+ (void)data1; (void)data2;
+ stubDestroyContext(key);
+}
+
+/**
+ * This is called when we exit.
+ * We call all the SPU's cleanup functions.
+ */
+static void stubSPUTearDownLocked(void)
+{
+ crDebug("stubSPUTearDownLocked");
+
+#ifdef WINDOWS
+# ifndef CR_NEWWINTRACK
+ stubUninstallWindowMessageHook();
+# endif
+#endif
+
+#ifdef CR_NEWWINTRACK
+ ASMAtomicWriteBool(&stub.bShutdownSyncThread, true);
+#endif
+
+ //delete all created contexts
+ stubMakeCurrent( NULL, NULL);
+
+ /* the lock order is windowTable->contextTable (see wglMakeCurrent_prox, glXMakeCurrent)
+ * this is why we need to take a windowTable lock since we will later do stub.windowTable access & locking */
+ crHashtableLock(stub.windowTable);
+ crHashtableWalk(stub.contextTable, hsWalkStubDestroyContexts, NULL);
+ crHashtableUnlock(stub.windowTable);
+
+ /* shutdown, now trap any calls to a NULL dispatcher */
+ crSPUCopyDispatchTable(&glim, &stubNULLDispatch);
+
+ crSPUUnloadChain(stub.spu);
+ stub.spu = NULL;
+
+#ifndef Linux
+ crUnloadOpenGL();
+#endif
+
+#ifndef WINDOWS
+ crNetTearDown();
+#endif
+
+#ifdef GLX
+ if (stub.xshmSI.shmid>=0)
+ {
+ shmctl(stub.xshmSI.shmid, IPC_RMID, 0);
+ shmdt(stub.xshmSI.shmaddr);
+ }
+ crFreeHashtable(stub.pGLXPixmapsHash, crFree);
+#endif
+
+ crFreeHashtable(stub.windowTable, crFree);
+ crFreeHashtable(stub.contextTable, NULL);
+
+ crMemset(&stub, 0, sizeof(stub));
+
+}
+
+/**
+ * This is called when we exit.
+ * We call all the SPU's cleanup functions.
+ */
+static void stubSPUTearDown(void)
+{
+ STUB_INIT_LOCK();
+ if (stub_initialized)
+ {
+ stubSPUTearDownLocked();
+ stub_initialized = 0;
+ }
+ STUB_INIT_UNLOCK();
+}
+
+#endif /** @todo stubSPUTearDown & stubSPUTearDownLocked are not referenced */
+
+static void stubSPUSafeTearDown(void)
+{
+#ifdef CHROMIUM_THREADSAFE
+ CRmutex *mutex;
+#endif
+
+ if (!stub_initialized) return;
+ stub_initialized = 0;
+
+#ifdef CHROMIUM_THREADSAFE
+ mutex = &stub.mutex;
+ crLockMutex(mutex);
+#endif
+ crDebug("stubSPUSafeTearDown");
+
+#ifdef WINDOWS
+# ifndef CR_NEWWINTRACK
+ stubUninstallWindowMessageHook();
+# endif
+#endif
+
+#if defined(CR_NEWWINTRACK)
+ crUnlockMutex(mutex);
+# if defined(WINDOWS)
+ if (stub.hSyncThread && RTThreadGetState(stub.hSyncThread)!=RTTHREADSTATE_TERMINATED)
+ {
+ HANDLE hNative;
+ DWORD ec=0;
+
+ hNative = OpenThread(SYNCHRONIZE|THREAD_QUERY_INFORMATION|THREAD_TERMINATE,
+ false, RTThreadGetNative(stub.hSyncThread));
+ if (!hNative)
+ {
+ crWarning("Failed to get handle for sync thread(%#x)", GetLastError());
+ }
+ else
+ {
+ crDebug("Got handle %p for thread %#x", hNative, RTThreadGetNative(stub.hSyncThread));
+ }
+
+ ASMAtomicWriteBool(&stub.bShutdownSyncThread, true);
+
+ if (PostThreadMessage(RTThreadGetNative(stub.hSyncThread), WM_QUIT, 0, 0))
+ {
+ RTThreadWait(stub.hSyncThread, 1000, NULL);
+
+ /*Same issue as on linux, RTThreadWait exits before system thread is terminated, which leads
+ * to issues as our dll goes to be unloaded.
+ *@todo
+ *We usually call this function from DllMain which seems to be holding some lock and thus we have to
+ * kill thread via TerminateThread.
+ */
+ if (WaitForSingleObject(hNative, 100)==WAIT_TIMEOUT)
+ {
+ crDebug("Wait failed, terminating");
+ if (!TerminateThread(hNative, 1))
+ {
+ crDebug("TerminateThread failed");
+ }
+ }
+ if (GetExitCodeThread(hNative, &ec))
+ {
+ crDebug("Thread %p exited with ec=%i", hNative, ec);
+ }
+ else
+ {
+ crDebug("GetExitCodeThread failed(%#x)", GetLastError());
+ }
+ }
+ else
+ {
+ crDebug("Sync thread killed before DLL_PROCESS_DETACH");
+ }
+
+ if (hNative)
+ {
+ CloseHandle(hNative);
+ }
+ }
+#else
+ if (stub.hSyncThread!=NIL_RTTHREAD)
+ {
+ ASMAtomicWriteBool(&stub.bShutdownSyncThread, true);
+ {
+ int rc = RTThreadWait(stub.hSyncThread, RT_INDEFINITE_WAIT, NULL);
+ if (RT_FAILURE(rc))
+ {
+ WARN(("RTThreadWait_join failed %i", rc));
+ }
+ }
+ }
+#endif
+ crLockMutex(mutex);
+#endif
+
+#ifndef WINDOWS
+ crNetTearDown();
+#endif
+
+#ifdef CHROMIUM_THREADSAFE
+ crUnlockMutex(mutex);
+ crFreeMutex(mutex);
+#endif
+ crMemset(&stub, 0, sizeof(stub));
+}
+
+
+static void stubExitHandler(void)
+{
+ stubSPUSafeTearDown();
+ signal(SIGTERM, SIG_DFL);
+ signal(SIGINT, SIG_DFL);
+}
+
+/**
+ * Called when we receive a SIGTERM signal.
+ */
+static void stubSignalHandler(int signo)
+{
+ (void)signo;
+ stubSPUSafeTearDown();
+ exit(0); /* this causes stubExitHandler() to be called */
+}
+
+#ifndef RT_OS_WINDOWS
+# ifdef CHROMIUM_THREADSAFE
+static void stubThreadTlsDtor(void *pvValue)
+{
+ ContextInfo *pCtx = (ContextInfo*)pvValue;
+ VBoxTlsRefRelease(pCtx);
+}
+# endif
+#endif
+
+
+/**
+ * Init variables in the stub structure, install signal handler.
+ */
+static void stubInitVars(void)
+{
+ WindowInfo *defaultWin;
+
+#ifdef CHROMIUM_THREADSAFE
+ crInitMutex(&stub.mutex);
+#endif
+
+ /* At the very least we want CR_RGB_BIT. */
+ stub.haveNativeOpenGL = GL_FALSE;
+ stub.spu = NULL;
+ stub.appDrawCursor = 0;
+ stub.minChromiumWindowWidth = 0;
+ stub.minChromiumWindowHeight = 0;
+ stub.maxChromiumWindowWidth = 0;
+ stub.maxChromiumWindowHeight = 0;
+ stub.matchChromiumWindowCount = 0;
+ stub.matchChromiumWindowID = NULL;
+ stub.matchWindowTitle = NULL;
+ stub.ignoreFreeglutMenus = 0;
+ stub.threadSafe = GL_FALSE;
+ stub.trackWindowSize = 0;
+ stub.trackWindowPos = 0;
+ stub.trackWindowVisibility = 0;
+ stub.trackWindowVisibleRgn = 0;
+ stub.mothershipPID = 0;
+ stub.spu_dir = NULL;
+
+ stub.freeContextNumber = MAGIC_CONTEXT_BASE;
+ stub.contextTable = crAllocHashtable();
+#ifndef RT_OS_WINDOWS
+# ifdef CHROMIUM_THREADSAFE
+ if (!g_stubIsCurrentContextTSDInited)
+ {
+ crInitTSDF(&g_stubCurrentContextTSD, stubThreadTlsDtor);
+ g_stubIsCurrentContextTSDInited = true;
+ }
+# endif
+#endif
+ stubSetCurrentContext(NULL);
+
+ stub.windowTable = crAllocHashtable();
+
+#ifdef CR_NEWWINTRACK
+ stub.bShutdownSyncThread = false;
+ stub.hSyncThread = NIL_RTTHREAD;
+#endif
+
+ defaultWin = (WindowInfo *) crCalloc(sizeof(WindowInfo));
+ defaultWin->type = CHROMIUM;
+ defaultWin->spuWindow = 0; /* window 0 always exists */
+#ifdef WINDOWS
+ defaultWin->hVisibleRegion = INVALID_HANDLE_VALUE;
+#elif defined(GLX)
+ defaultWin->pVisibleRegions = NULL;
+ defaultWin->cVisibleRegions = 0;
+#endif
+ crHashtableAdd(stub.windowTable, 0, defaultWin);
+
+#if 1
+ atexit(stubExitHandler);
+ signal(SIGTERM, stubSignalHandler);
+ signal(SIGINT, stubSignalHandler);
+#ifndef WINDOWS
+ signal(SIGPIPE, SIG_IGN); /* the networking code should catch this */
+#endif
+#else
+ (void) stubExitHandler;
+ (void) stubSignalHandler;
+#endif
+}
+
+
+#if 0 /* unused */
+
+/**
+ * Return a free port number for the mothership to use, or -1 if we
+ * can't find one.
+ */
+static int
+GenerateMothershipPort(void)
+{
+ const int MAX_PORT = 10100;
+ unsigned short port;
+
+ /* generate initial port number randomly */
+ crRandAutoSeed();
+ port = (unsigned short) crRandInt(10001, MAX_PORT);
+
+#ifdef WINDOWS
+ /* XXX should implement a free port check here */
+ return port;
+#else
+ /*
+ * See if this port number really is free, try another if needed.
+ */
+ {
+ struct sockaddr_in servaddr;
+ int so_reuseaddr = 1;
+ int sock, k;
+
+ /* create socket */
+ sock = socket(AF_INET, SOCK_STREAM, 0);
+ CRASSERT(sock > 2);
+
+ /* deallocate socket/port when we exit */
+ k = setsockopt(sock, SOL_SOCKET, SO_REUSEADDR,
+ (char *) &so_reuseaddr, sizeof(so_reuseaddr));
+ CRASSERT(k == 0);
+
+ /* initialize the servaddr struct */
+ crMemset(&servaddr, 0, sizeof(servaddr) );
+ servaddr.sin_family = AF_INET;
+ servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
+
+ while (port < MAX_PORT) {
+ /* Bind to the given port number, return -1 if we fail */
+ servaddr.sin_port = htons((unsigned short) port);
+ k = bind(sock, (struct sockaddr *) &servaddr, sizeof(servaddr));
+ if (k) {
+ /* failed to create port. try next one. */
+ port++;
+ }
+ else {
+ /* free the socket/port now so mothership can make it */
+ close(sock);
+ return port;
+ }
+ }
+ }
+#endif /* WINDOWS */
+ return -1;
+}
+
+
+/**
+ * Try to determine which mothership configuration to use for this program.
+ */
+static char **
+LookupMothershipConfig(const char *procName)
+{
+ const int procNameLen = crStrlen(procName);
+ FILE *f;
+ const char *home;
+ char configPath[1000];
+
+ /* first, check if the CR_CONFIG env var is set */
+ {
+ const char *conf = crGetenv("CR_CONFIG");
+ if (conf && crStrlen(conf) > 0)
+ return crStrSplit(conf, " ");
+ }
+
+ /* second, look up config name from config file */
+ home = crGetenv("HOME");
+ if (home)
+ sprintf(configPath, "%s/%s", home, CONFIG_LOOKUP_FILE);
+ else
+ crStrcpy(configPath, CONFIG_LOOKUP_FILE); /* from current dir */
+ /* Check if the CR_CONFIG_PATH env var is set. */
+ {
+ const char *conf = crGetenv("CR_CONFIG_PATH");
+ if (conf)
+ crStrcpy(configPath, conf); /* from env var */
+ }
+
+ f = fopen(configPath, "r");
+ if (!f) {
+ return NULL;
+ }
+
+ while (!feof(f)) {
+ char line[1000];
+ char **args;
+ fgets(line, 999, f);
+ line[crStrlen(line) - 1] = 0; /* remove trailing newline */
+ if (crStrncmp(line, procName, procNameLen) == 0 &&
+ (line[procNameLen] == ' ' || line[procNameLen] == '\t'))
+ {
+ crWarning("Using Chromium configuration for %s from %s",
+ procName, configPath);
+ args = crStrSplit(line + procNameLen + 1, " ");
+ return args;
+ }
+ }
+ fclose(f);
+ return NULL;
+}
+
+
+static int Mothership_Awake = 0;
+
+
+/**
+ * Signal handler to determine when mothership is ready.
+ */
+static void
+MothershipPhoneHome(int signo)
+{
+ crDebug("Got signal %d: mothership is awake!", signo);
+ Mothership_Awake = 1;
+}
+
+#endif /* 0 */
+
+static void stubSetDefaultConfigurationOptions(void)
+{
+ unsigned char key[16]= {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+
+ stub.appDrawCursor = 0;
+ stub.minChromiumWindowWidth = 0;
+ stub.minChromiumWindowHeight = 0;
+ stub.maxChromiumWindowWidth = 0;
+ stub.maxChromiumWindowHeight = 0;
+ stub.matchChromiumWindowID = NULL;
+ stub.numIgnoreWindowID = 0;
+ stub.matchWindowTitle = NULL;
+ stub.ignoreFreeglutMenus = 0;
+ stub.trackWindowSize = 1;
+ stub.trackWindowPos = 1;
+ stub.trackWindowVisibility = 1;
+ stub.trackWindowVisibleRgn = 1;
+ stub.matchChromiumWindowCount = 0;
+ stub.spu_dir = NULL;
+ crNetSetRank(0);
+ crNetSetContextRange(32, 35);
+ crNetSetNodeRange("iam0", "iamvis20");
+ crNetSetKey(key,sizeof(key));
+ stub.force_pbuffers = 0;
+
+#ifdef WINDOWS
+# ifdef VBOX_WITH_WDDM
+ stub.bRunningUnderWDDM = false;
+# endif
+#endif
+}
+
+#ifdef CR_NEWWINTRACK
+# ifdef VBOX_WITH_WDDM
+static void stubDispatchVisibleRegions(WindowInfo *pWindow)
+{
+ DWORD dwCount;
+ LPRGNDATA lpRgnData;
+
+ dwCount = GetRegionData(pWindow->hVisibleRegion, 0, NULL);
+ lpRgnData = crAlloc(dwCount);
+
+ if (lpRgnData)
+ {
+ GetRegionData(pWindow->hVisibleRegion, dwCount, lpRgnData);
+ crDebug("Dispatched WindowVisibleRegion (%i, cRects=%i)", pWindow->spuWindow, lpRgnData->rdh.nCount);
+ stub.spuDispatch.WindowVisibleRegion(pWindow->spuWindow, lpRgnData->rdh.nCount, (GLint*) lpRgnData->Buffer);
+ crFree(lpRgnData);
+ }
+ else crWarning("GetRegionData failed, VisibleRegions update failed");
+}
+
+# endif /* VBOX_WITH_WDDM */
+
+static void stubSyncTrCheckWindowsCB(unsigned long key, void *data1, void *data2)
+{
+ WindowInfo *pWindow = (WindowInfo *) data1;
+ (void)key; (void) data2;
+
+ if (pWindow->type!=CHROMIUM || pWindow->spuWindow==0)
+ {
+ return;
+ }
+
+ stub.spu->dispatch_table.VBoxPackSetInjectID(pWindow->u32ClientID);
+
+ if (!stubSystemWindowExist(pWindow))
+ {
+#ifdef WINDOWS
+ stubDestroyWindow(0, (GLint)pWindow->hWnd);
+#else
+ stubDestroyWindow(0, (GLint)pWindow->drawable);
+#endif
+ /*No need to flush here as crWindowDestroy does it*/
+ return;
+ }
+
+#if defined(WINDOWS) && defined(VBOX_WITH_WDDM)
+ if (stub.bRunningUnderWDDM)
+ return;
+#endif
+ stubCheckWindowState(pWindow, GL_TRUE);
+}
+
+static DECLCALLBACK(int) stubSyncThreadProc(RTTHREAD ThreadSelf, void *pvUser)
+{
+#ifdef WINDOWS
+ MSG msg;
+# ifdef VBOX_WITH_WDDM
+ HMODULE hVBoxD3D = NULL;
+ GLint spuConnection = 0;
+# endif
+#endif
+
+ (void) pvUser;
+
+ crDebug("Sync thread started");
+#ifdef WINDOWS
+ PeekMessage(&msg, NULL, WM_USER, WM_USER, PM_NOREMOVE);
+# ifdef VBOX_WITH_WDDM
+ hVBoxD3D = NULL;
+ if (!GetModuleHandleEx(0, VBOX_MODNAME_DISPD3D, &hVBoxD3D))
+ {
+ crDebug("GetModuleHandleEx failed err %d", GetLastError());
+ hVBoxD3D = NULL;
+ }
+
+ if (hVBoxD3D)
+ {
+ crDebug("running with " VBOX_MODNAME_DISPD3D);
+ stub.trackWindowVisibleRgn = 0;
+ stub.bRunningUnderWDDM = true;
+ }
+# endif /* VBOX_WITH_WDDM */
+#endif /* WINDOWS */
+
+ crLockMutex(&stub.mutex);
+#if defined(WINDOWS) && defined(VBOX_WITH_WDDM)
+ spuConnection =
+#endif
+ stub.spu->dispatch_table.VBoxPackSetInjectThread(NULL);
+#if defined(WINDOWS) && defined(VBOX_WITH_WDDM)
+ if (stub.bRunningUnderWDDM && !spuConnection)
+ {
+ crError("VBoxPackSetInjectThread failed!");
+ }
+#endif
+ crUnlockMutex(&stub.mutex);
+
+ RTThreadUserSignal(ThreadSelf);
+
+ while(!stub.bShutdownSyncThread)
+ {
+#ifdef WINDOWS
+ if (!PeekMessage(&msg, 0, 0, 0, PM_REMOVE))
+ {
+# ifdef VBOX_WITH_WDDM
+ if (stub.bRunningUnderWDDM)
+ {
+
+ }
+ else
+# endif
+ {
+ crHashtableWalk(stub.windowTable, stubSyncTrCheckWindowsCB, NULL);
+ RTThreadSleep(50);
+ }
+ }
+ else
+ {
+ if (WM_QUIT==msg.message)
+ {
+ crDebug("Sync thread got WM_QUIT");
+ break;
+ }
+ else
+ {
+ TranslateMessage(&msg);
+ DispatchMessage(&msg);
+ }
+ }
+#else
+ /* Try to keep a consistent locking order. */
+ crHashtableLock(stub.windowTable);
+ crLockMutex(&stub.mutex);
+ crHashtableWalkUnlocked(stub.windowTable, stubSyncTrCheckWindowsCB, NULL);
+ crUnlockMutex(&stub.mutex);
+ crHashtableUnlock(stub.windowTable);
+ RTThreadSleep(50);
+#endif
+ }
+
+#ifdef VBOX_WITH_WDDM
+ if (spuConnection)
+ {
+ stub.spu->dispatch_table.VBoxConDestroy(spuConnection);
+ }
+ if (hVBoxD3D)
+ {
+ FreeLibrary(hVBoxD3D);
+ }
+#endif
+ crDebug("Sync thread stopped");
+ return 0;
+}
+#endif /* CR_NEWWINTRACK */
+
+/**
+ * Do one-time initializations for the faker.
+ * Returns TRUE on success, FALSE otherwise.
+ */
+static bool
+stubInitLocked(void)
+{
+ /* Here is where we contact the mothership to find out what we're supposed
+ * to be doing. Networking code in a DLL initializer. I sure hope this
+ * works :)
+ *
+ * HOW can I pass the mothership address to this if I already know it?
+ */
+
+ char response[1024];
+ char **spuchain;
+ int num_spus;
+ int *spu_ids;
+ char **spu_names;
+ const char *app_id;
+ int i;
+ int disable_sync = 0;
+#if defined(WINDOWS) && defined(VBOX_WITH_WDDM)
+ HMODULE hVBoxD3D = NULL;
+#endif
+
+ stubInitVars();
+
+ crGetProcName(response, 1024);
+ crDebug("Stub launched for %s", response);
+
+#if defined(CR_NEWWINTRACK) && !defined(WINDOWS)
+ /** @todo when vm boots with compiz turned on, new code causes hang in xcb_wait_for_reply in the sync thread
+ * as at the start compiz runs our code under XGrabServer.
+ */
+ if (!crStrcmp(response, "compiz") || !crStrcmp(response, "compiz_real") || !crStrcmp(response, "compiz.real")
+ || !crStrcmp(response, "compiz-bin"))
+ {
+ disable_sync = 1;
+ }
+#endif
+
+ /** @todo check if it'd be of any use on other than guests, no use for windows */
+ app_id = crGetenv( "CR_APPLICATION_ID_NUMBER" );
+
+ crNetInit( NULL, NULL );
+
+#ifndef WINDOWS
+ {
+ CRNetServer ns;
+
+ ns.name = "vboxhgcm://host:0";
+ ns.buffer_size = 1024;
+ crNetServerConnect(&ns
+#if defined(VBOX_WITH_CRHGSMI) && defined(IN_GUEST)
+ , NULL
+#endif
+ );
+ if (!ns.conn)
+ {
+ crWarning("Failed to connect to host. Make sure 3D acceleration is enabled for this VM.");
+# ifdef VBOXOGL_FAKEDRI
+ return false;
+# else
+ exit(1);
+# endif
+ }
+ else
+ {
+ crNetFreeConnection(ns.conn);
+ }
+ }
+#endif
+
+ strcpy(response, "2 0 feedback 1 pack");
+ spuchain = crStrSplit( response, " " );
+ num_spus = crStrToInt( spuchain[0] );
+ spu_ids = (int *) crAlloc( num_spus * sizeof( *spu_ids ) );
+ spu_names = (char **) crAlloc( num_spus * sizeof( *spu_names ) );
+ for (i = 0 ; i < num_spus ; i++)
+ {
+ spu_ids[i] = crStrToInt( spuchain[2*i+1] );
+ spu_names[i] = crStrdup( spuchain[2*i+2] );
+ crDebug( "SPU %d/%d: (%d) \"%s\"", i+1, num_spus, spu_ids[i], spu_names[i] );
+ }
+
+ stubSetDefaultConfigurationOptions();
+
+#if defined(WINDOWS) && defined(VBOX_WITH_WDDM)
+ hVBoxD3D = NULL;
+ if (!GetModuleHandleEx(0, VBOX_MODNAME_DISPD3D, &hVBoxD3D))
+ {
+ crDebug("GetModuleHandleEx failed err %d", GetLastError());
+ hVBoxD3D = NULL;
+ }
+
+ if (hVBoxD3D)
+ {
+ disable_sync = 1;
+ crDebug("running with %s", VBOX_MODNAME_DISPD3D);
+ stub.trackWindowVisibleRgn = 0;
+ /** @todo should we enable that? */
+ stub.trackWindowSize = 0;
+ stub.trackWindowPos = 0;
+ stub.trackWindowVisibility = 0;
+ stub.bRunningUnderWDDM = true;
+ }
+#endif
+
+ stub.spu = crSPULoadChain( num_spus, spu_ids, spu_names, stub.spu_dir, NULL );
+
+ crFree( spuchain );
+ crFree( spu_ids );
+ for (i = 0; i < num_spus; ++i)
+ crFree(spu_names[i]);
+ crFree( spu_names );
+
+ // spu chain load failed somewhere
+ if (!stub.spu) {
+ return false;
+ }
+
+ crSPUInitDispatchTable( &glim );
+
+ /* This is unlikely to change -- We still want to initialize our dispatch
+ * table with the functions of the first SPU in the chain. */
+ stubInitSPUDispatch( stub.spu );
+
+ /* we need to plug one special stub function into the dispatch table */
+ glim.GetChromiumParametervCR = stub_GetChromiumParametervCR;
+
+#if !defined(VBOX_NO_NATIVEGL)
+ /* Load pointers to native OpenGL functions into stub.nativeDispatch */
+ stubInitNativeDispatch();
+#endif
+
+/*crDebug("stub init");
+raise(SIGINT);*/
+
+#ifdef WINDOWS
+# ifndef CR_NEWWINTRACK
+ stubInstallWindowMessageHook();
+# endif
+#endif
+
+#ifdef CR_NEWWINTRACK
+ {
+ int rc;
+
+ RTR3InitDll(RTR3INIT_FLAGS_UNOBTRUSIVE);
+
+ if (!disable_sync)
+ {
+ crDebug("Starting sync thread");
+
+ rc = RTThreadCreate(&stub.hSyncThread, stubSyncThreadProc, NULL, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "Sync");
+ if (RT_FAILURE(rc))
+ {
+ crError("Failed to start sync thread! (%x)", rc);
+ }
+ RTThreadUserWait(stub.hSyncThread, 60 * 1000);
+ RTThreadUserReset(stub.hSyncThread);
+
+ crDebug("Going on");
+ }
+ }
+#endif
+
+#ifdef GLX
+ stub.xshmSI.shmid = -1;
+ stub.bShmInitFailed = GL_FALSE;
+ stub.pGLXPixmapsHash = crAllocHashtable();
+
+ stub.bXExtensionsChecked = GL_FALSE;
+ stub.bHaveXComposite = GL_FALSE;
+ stub.bHaveXFixes = GL_FALSE;
+#endif
+
+ return true;
+}
+
+/**
+ * Do one-time initializations for the faker.
+ * Returns TRUE on success, FALSE otherwise.
+ */
+bool
+stubInit(void)
+{
+ bool bRc = true;
+ /* we need to serialize the initialization, otherwise racing is possible
+ * for XPDM-based d3d when a d3d switcher is testing the gl lib in two or more threads
+ * NOTE: the STUB_INIT_LOCK/UNLOCK is a NOP for non-win currently */
+ STUB_INIT_LOCK();
+ if (!stub_initialized)
+ bRc = stub_initialized = stubInitLocked();
+ STUB_INIT_UNLOCK();
+ return bRc;
+}
+
+/* Sigh -- we can't do initialization at load time, since Windows forbids
+ * the loading of other libraries from DLLMain. */
+
+#ifdef WINDOWS
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+#if 1//def DEBUG_misha
+ /* debugging: this is to be able to catch first-chance notifications
+ * for exceptions other than EXCEPTION_BREAKPOINT in kernel debugger */
+# define VDBG_VEHANDLER
+#endif
+
+#ifdef VDBG_VEHANDLER
+# include <dbghelp.h>
+# include <cr_string.h>
+static PVOID g_VBoxVehHandler = NULL;
+static DWORD g_VBoxVehEnable = 0;
+
+/* generate a crash dump on exception */
+#define VBOXVEH_F_DUMP 0x00000001
+/* generate a debugger breakpoint exception */
+#define VBOXVEH_F_BREAK 0x00000002
+/* exit on exception */
+#define VBOXVEH_F_EXIT 0x00000004
+
+static DWORD g_VBoxVehFlags = 0;
+
+typedef BOOL WINAPI FNVBOXDBG_MINIDUMPWRITEDUMP(HANDLE hProcess,
+ DWORD ProcessId,
+ HANDLE hFile,
+ MINIDUMP_TYPE DumpType,
+ PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
+ PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
+ PMINIDUMP_CALLBACK_INFORMATION CallbackParam);
+typedef FNVBOXDBG_MINIDUMPWRITEDUMP *PFNVBOXDBG_MINIDUMPWRITEDUMP;
+
+static HMODULE g_hVBoxMdDbgHelp = NULL;
+static PFNVBOXDBG_MINIDUMPWRITEDUMP g_pfnVBoxMdMiniDumpWriteDump = NULL;
+static size_t g_cVBoxMdFilePrefixLen = 0;
+static WCHAR g_aszwVBoxMdFilePrefix[MAX_PATH];
+static WCHAR g_aszwVBoxMdDumpCount = 0;
+static MINIDUMP_TYPE g_enmVBoxMdDumpType = MiniDumpNormal
+ | MiniDumpWithDataSegs
+ | MiniDumpWithFullMemory
+ | MiniDumpWithHandleData
+//// | MiniDumpFilterMemory
+//// | MiniDumpScanMemory
+// | MiniDumpWithUnloadedModules
+//// | MiniDumpWithIndirectlyReferencedMemory
+//// | MiniDumpFilterModulePaths
+// | MiniDumpWithProcessThreadData
+// | MiniDumpWithPrivateReadWriteMemory
+//// | MiniDumpWithoutOptionalData
+// | MiniDumpWithFullMemoryInfo
+// | MiniDumpWithThreadInfo
+// | MiniDumpWithCodeSegs
+// | MiniDumpWithFullAuxiliaryState
+// | MiniDumpWithPrivateWriteCopyMemory
+// | MiniDumpIgnoreInaccessibleMemory
+// | MiniDumpWithTokenInformation
+//// | MiniDumpWithModuleHeaders
+//// | MiniDumpFilterTriage
+ ;
+
+
+
+#define VBOXMD_DUMP_DIR_DEFAULT "C:\\dumps"
+#define VBOXMD_DUMP_NAME_PREFIX_W L"VBoxDmp_"
+
+static HMODULE loadSystemDll(const char *pszName)
+{
+#ifndef DEBUG
+ char szPath[MAX_PATH];
+ UINT cchPath = GetSystemDirectoryA(szPath, sizeof(szPath));
+ size_t cbName = strlen(pszName) + 1;
+ if (cchPath + 1 + cbName > sizeof(szPath))
+ {
+ SetLastError(ERROR_FILENAME_EXCED_RANGE);
+ return NULL;
+ }
+ szPath[cchPath] = '\\';
+ memcpy(&szPath[cchPath + 1], pszName, cbName);
+ return LoadLibraryA(szPath);
+#else
+ return LoadLibraryA(pszName);
+#endif
+}
+
+static DWORD vboxMdMinidumpCreate(struct _EXCEPTION_POINTERS *pExceptionInfo)
+{
+ WCHAR aszwMdFileName[MAX_PATH];
+ HANDLE hProcess = GetCurrentProcess();
+ DWORD ProcessId = GetCurrentProcessId();
+ MINIDUMP_EXCEPTION_INFORMATION ExceptionInfo;
+ HANDLE hFile;
+ DWORD winErr = ERROR_SUCCESS;
+
+ if (!g_pfnVBoxMdMiniDumpWriteDump)
+ {
+ if (!g_hVBoxMdDbgHelp)
+ {
+ g_hVBoxMdDbgHelp = loadSystemDll("DbgHelp.dll");
+ if (!g_hVBoxMdDbgHelp)
+ return GetLastError();
+ }
+
+ g_pfnVBoxMdMiniDumpWriteDump = (PFNVBOXDBG_MINIDUMPWRITEDUMP)GetProcAddress(g_hVBoxMdDbgHelp, "MiniDumpWriteDump");
+ if (!g_pfnVBoxMdMiniDumpWriteDump)
+ return GetLastError();
+ }
+
+ ++g_aszwVBoxMdDumpCount;
+
+ memcpy(aszwMdFileName, g_aszwVBoxMdFilePrefix, g_cVBoxMdFilePrefixLen * sizeof (g_aszwVBoxMdFilePrefix[0]));
+ swprintf(aszwMdFileName + g_cVBoxMdFilePrefixLen, RT_ELEMENTS(aszwMdFileName) - g_cVBoxMdFilePrefixLen, L"%d_%d.dmp", ProcessId, g_aszwVBoxMdDumpCount);
+
+ hFile = CreateFileW(aszwMdFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
+ if (hFile == INVALID_HANDLE_VALUE)
+ return GetLastError();
+
+ ExceptionInfo.ThreadId = GetCurrentThreadId();
+ ExceptionInfo.ExceptionPointers = pExceptionInfo;
+ ExceptionInfo.ClientPointers = FALSE;
+
+ if (!g_pfnVBoxMdMiniDumpWriteDump(hProcess, ProcessId, hFile, g_enmVBoxMdDumpType, &ExceptionInfo, NULL, NULL))
+ winErr = GetLastError();
+
+ CloseHandle(hFile);
+ return winErr;
+}
+
+LONG WINAPI vboxVDbgVectoredHandler(struct _EXCEPTION_POINTERS *pExceptionInfo)
+{
+ PEXCEPTION_RECORD pExceptionRecord = pExceptionInfo->ExceptionRecord;
+ PCONTEXT pContextRecord = pExceptionInfo->ContextRecord;
+ switch (pExceptionRecord->ExceptionCode)
+ {
+ case EXCEPTION_BREAKPOINT:
+ case EXCEPTION_ACCESS_VIOLATION:
+ case EXCEPTION_STACK_OVERFLOW:
+ case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
+ case EXCEPTION_FLT_DIVIDE_BY_ZERO:
+ case EXCEPTION_FLT_INVALID_OPERATION:
+ case EXCEPTION_INT_DIVIDE_BY_ZERO:
+ case EXCEPTION_ILLEGAL_INSTRUCTION:
+ if (g_VBoxVehFlags & VBOXVEH_F_BREAK)
+ {
+ BOOL fBreak = TRUE;
+#ifndef DEBUG_misha
+ if (pExceptionRecord->ExceptionCode == EXCEPTION_BREAKPOINT)
+ {
+ HANDLE hProcess = GetCurrentProcess();
+ BOOL fDebuggerPresent = FALSE;
+ /* we do not want to generate breakpoint exceptions recursively, so do it only when running under debugger */
+ if (CheckRemoteDebuggerPresent(hProcess, &fDebuggerPresent))
+ fBreak = !!fDebuggerPresent;
+ else
+ fBreak = FALSE; /* <- the function has failed, don't break for sanity */
+ }
+#endif
+
+ if (fBreak)
+ {
+ RT_BREAKPOINT();
+ }
+ }
+
+ if (g_VBoxVehFlags & VBOXVEH_F_DUMP)
+ vboxMdMinidumpCreate(pExceptionInfo);
+
+ if (g_VBoxVehFlags & VBOXVEH_F_EXIT)
+ exit(1);
+ break;
+ default:
+ break;
+ }
+ return EXCEPTION_CONTINUE_SEARCH;
+}
+
+void vboxVDbgVEHandlerRegister()
+{
+ CRASSERT(!g_VBoxVehHandler);
+ g_VBoxVehHandler = AddVectoredExceptionHandler(1,vboxVDbgVectoredHandler);
+ CRASSERT(g_VBoxVehHandler);
+}
+
+void vboxVDbgVEHandlerUnregister()
+{
+ ULONG uResult;
+ if (g_VBoxVehHandler)
+ {
+ uResult = RemoveVectoredExceptionHandler(g_VBoxVehHandler);
+ CRASSERT(uResult);
+ g_VBoxVehHandler = NULL;
+ }
+}
+#endif
+
+/* Windows crap */
+BOOL WINAPI DllMain(HINSTANCE hDLLInst, DWORD fdwReason, LPVOID lpvReserved)
+{
+ (void) lpvReserved;
+
+ switch (fdwReason)
+ {
+ case DLL_PROCESS_ATTACH:
+ {
+ CRNetServer ns;
+ const char * env;
+#if defined(DEBUG_misha)
+ HMODULE hCrUtil;
+ char aName[MAX_PATH];
+
+ GetModuleFileNameA(hDLLInst, aName, RT_ELEMENTS(aName));
+ crDbgCmdSymLoadPrint(aName, hDLLInst);
+
+ hCrUtil = GetModuleHandleA("VBoxOGLcrutil.dll");
+ Assert(hCrUtil);
+ crDbgCmdSymLoadPrint("VBoxOGLcrutil.dll", hCrUtil);
+#endif
+#ifdef CHROMIUM_THREADSAFE
+ crInitTSD(&g_stubCurrentContextTSD);
+#endif
+
+ crInitMutex(&stub_init_mutex);
+
+#ifdef VDBG_VEHANDLER
+ env = crGetenv("CR_DBG_VEH_ENABLE");
+ g_VBoxVehEnable = crStrParseI32(env,
+# ifdef DEBUG_misha
+ 1
+# else
+ 0
+# endif
+ );
+
+ if (g_VBoxVehEnable)
+ {
+ char procName[1024];
+ size_t cProcName;
+ size_t cChars;
+
+ env = crGetenv("CR_DBG_VEH_FLAGS");
+ g_VBoxVehFlags = crStrParseI32(env,
+ 0
+# ifdef DEBUG_misha
+ | VBOXVEH_F_BREAK
+# else
+ | VBOXVEH_F_DUMP
+# endif
+ );
+
+ env = crGetenv("CR_DBG_VEH_DUMP_DIR");
+ if (!env)
+ env = VBOXMD_DUMP_DIR_DEFAULT;
+
+ g_cVBoxMdFilePrefixLen = strlen(env);
+
+ if (RT_ELEMENTS(g_aszwVBoxMdFilePrefix) <= g_cVBoxMdFilePrefixLen + 26 + (sizeof (VBOXMD_DUMP_NAME_PREFIX_W) - sizeof (WCHAR)) / sizeof (WCHAR))
+ {
+ g_cVBoxMdFilePrefixLen = 0;
+ env = "";
+ }
+
+ mbstowcs_s(&cChars, g_aszwVBoxMdFilePrefix, g_cVBoxMdFilePrefixLen + 1, env, _TRUNCATE);
+
+ Assert(cChars == g_cVBoxMdFilePrefixLen + 1);
+
+ g_cVBoxMdFilePrefixLen = cChars - 1;
+
+ if (g_cVBoxMdFilePrefixLen && g_aszwVBoxMdFilePrefix[g_cVBoxMdFilePrefixLen - 1] != L'\\')
+ g_aszwVBoxMdFilePrefix[g_cVBoxMdFilePrefixLen++] = L'\\';
+
+ memcpy(g_aszwVBoxMdFilePrefix + g_cVBoxMdFilePrefixLen, VBOXMD_DUMP_NAME_PREFIX_W, sizeof (VBOXMD_DUMP_NAME_PREFIX_W) - sizeof (WCHAR));
+ g_cVBoxMdFilePrefixLen += (sizeof (VBOXMD_DUMP_NAME_PREFIX_W) - sizeof (WCHAR)) / sizeof (WCHAR);
+
+ crGetProcName(procName, RT_ELEMENTS(procName));
+ cProcName = strlen(procName);
+
+ if (RT_ELEMENTS(g_aszwVBoxMdFilePrefix) > g_cVBoxMdFilePrefixLen + cProcName + 1 + 26)
+ {
+ mbstowcs_s(&cChars, g_aszwVBoxMdFilePrefix + g_cVBoxMdFilePrefixLen, cProcName + 1, procName, _TRUNCATE);
+ Assert(cChars == cProcName + 1);
+ g_cVBoxMdFilePrefixLen += cChars - 1;
+ g_aszwVBoxMdFilePrefix[g_cVBoxMdFilePrefixLen++] = L'_';
+ }
+
+ /* sanity */
+ g_aszwVBoxMdFilePrefix[g_cVBoxMdFilePrefixLen] = L'\0';
+
+ env = crGetenv("CR_DBG_VEH_DUMP_TYPE");
+
+ g_enmVBoxMdDumpType = crStrParseI32(env,
+ MiniDumpNormal
+ | MiniDumpWithDataSegs
+ | MiniDumpWithFullMemory
+ | MiniDumpWithHandleData
+ //// | MiniDumpFilterMemory
+ //// | MiniDumpScanMemory
+ // | MiniDumpWithUnloadedModules
+ //// | MiniDumpWithIndirectlyReferencedMemory
+ //// | MiniDumpFilterModulePaths
+ // | MiniDumpWithProcessThreadData
+ // | MiniDumpWithPrivateReadWriteMemory
+ //// | MiniDumpWithoutOptionalData
+ // | MiniDumpWithFullMemoryInfo
+ // | MiniDumpWithThreadInfo
+ // | MiniDumpWithCodeSegs
+ // | MiniDumpWithFullAuxiliaryState
+ // | MiniDumpWithPrivateWriteCopyMemory
+ // | MiniDumpIgnoreInaccessibleMemory
+ // | MiniDumpWithTokenInformation
+ //// | MiniDumpWithModuleHeaders
+ //// | MiniDumpFilterTriage
+ );
+
+ vboxVDbgVEHandlerRegister();
+ }
+#endif
+
+ crNetInit(NULL, NULL);
+ ns.name = "vboxhgcm://host:0";
+ ns.buffer_size = 1024;
+ crNetServerConnect(&ns
+#if defined(VBOX_WITH_CRHGSMI) && defined(IN_GUEST)
+ , NULL
+#endif
+);
+ if (!ns.conn)
+ {
+ crDebug("Failed to connect to host (is guest 3d acceleration enabled?), aborting ICD load.");
+#ifdef VDBG_VEHANDLER
+ if (g_VBoxVehEnable)
+ vboxVDbgVEHandlerUnregister();
+#endif
+ return FALSE;
+ }
+ else
+ {
+ crNetFreeConnection(ns.conn);
+ }
+
+#if defined(VBOX_WITH_CRHGSMI) && defined(IN_GUEST)
+ VBoxCrHgsmiInit();
+#endif
+ break;
+ }
+
+ case DLL_PROCESS_DETACH:
+ {
+ /* do exactly the same thing as for DLL_THREAD_DETACH since
+ * DLL_THREAD_DETACH is not called for the thread doing DLL_PROCESS_DETACH according to msdn docs */
+ stubSetCurrentContext(NULL);
+ if (stub_initialized)
+ {
+ CRASSERT(stub.spu);
+ stub.spu->dispatch_table.VBoxDetachThread();
+ }
+
+
+#if defined(VBOX_WITH_CRHGSMI) && defined(IN_GUEST)
+ VBoxCrHgsmiTerm();
+#endif
+
+ stubSPUSafeTearDown();
+
+#ifdef CHROMIUM_THREADSAFE
+ crFreeTSD(&g_stubCurrentContextTSD);
+#endif
+
+#ifdef VDBG_VEHANDLER
+ if (g_VBoxVehEnable)
+ vboxVDbgVEHandlerUnregister();
+#endif
+ break;
+ }
+
+ case DLL_THREAD_ATTACH:
+ {
+ if (stub_initialized)
+ {
+ CRASSERT(stub.spu);
+ stub.spu->dispatch_table.VBoxAttachThread();
+ }
+ break;
+ }
+
+ case DLL_THREAD_DETACH:
+ {
+ stubSetCurrentContext(NULL);
+ if (stub_initialized)
+ {
+ CRASSERT(stub.spu);
+ stub.spu->dispatch_table.VBoxDetachThread();
+ }
+ break;
+ }
+
+ default:
+ break;
+ }
+
+ return TRUE;
+}
+#endif