diff options
Diffstat (limited to 'security/sandbox/chromium-shim/base/win')
5 files changed, 268 insertions, 0 deletions
diff --git a/security/sandbox/chromium-shim/base/win/base_win_buildflags.h b/security/sandbox/chromium-shim/base/win/base_win_buildflags.h new file mode 100644 index 0000000000..93d3e11a45 --- /dev/null +++ b/security/sandbox/chromium-shim/base/win/base_win_buildflags.h @@ -0,0 +1,17 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// This is a dummy version of a file that is generated by the chromium build +// from base/win/BUILD.gn. + +#ifndef BASE_WIN_BASE_WIN_BUILDFLAGS_H_ +#define BASE_WIN_BASE_WIN_BUILDFLAGS_H_ + +#include "build/buildflag.h" + +#define BUILDFLAG_INTERNAL_SINGLE_MODULE_MODE_HANDLE_VERIFIER() (0) + +#endif // BASE_WIN_BASE_WIN_BUILDFLAGS_H_ diff --git a/security/sandbox/chromium-shim/base/win/registry.h b/security/sandbox/chromium-shim/base/win/registry.h new file mode 100644 index 0000000000..e5d0f26ed2 --- /dev/null +++ b/security/sandbox/chromium-shim/base/win/registry.h @@ -0,0 +1,48 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// This is a stripped down version of Chromium source file base/win/registry.h +// Within our copy of Chromium files this is only used in base/win/windows_version.cc +// in OSInfo::processor_model_name, which we don't use. +// It is also used in GetUBR, which is used as the VersionNumber.patch, which +// again is not needed by the sandbox. + +#ifndef BASE_WIN_REGISTRY_H_ +#define BASE_WIN_REGISTRY_H_ + +#include <winerror.h> + +namespace base { +namespace win { + +class BASE_EXPORT RegKey { + public: + RegKey() {}; + RegKey(HKEY rootkey, const wchar_t* subkey, REGSAM access) {} + ~RegKey() {} + + LONG Open(HKEY rootkey, const wchar_t* subkey, REGSAM access) { + return ERROR_CANTOPEN; + } + + LONG ReadValueDW(const wchar_t* name, DWORD* out_value) const + { + return ERROR_CANTREAD; + } + + LONG ReadValue(const wchar_t* name, std::wstring* out_value) const + { + return ERROR_CANTREAD; + } + + private: + DISALLOW_COPY_AND_ASSIGN(RegKey); +}; + +} // namespace win +} // namespace base + +#endif // BASE_WIN_REGISTRY_H_ diff --git a/security/sandbox/chromium-shim/base/win/sdkdecls.h b/security/sandbox/chromium-shim/base/win/sdkdecls.h new file mode 100644 index 0000000000..419f8a0973 --- /dev/null +++ b/security/sandbox/chromium-shim/base/win/sdkdecls.h @@ -0,0 +1,135 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef _SECURITY_SANDBOX_BASE_SHIM_SDKDECLS_H_ +#define _SECURITY_SANDBOX_BASE_SHIM_SDKDECLS_H_ + +#include <windows.h> + +// This file contains definitions required for things dynamically loaded +// while building or targetting lower platform versions or lower SDKs. + +#if defined(__MINGW32__) +// +// Define Font Disable Policy. When enabled, this option will +// block loading Non System Fonts. +// + +#define PROCESS_CREATION_MITIGATION_POLICY_FONT_DISABLE_MASK (0x00000003uLL << 48) +#define PROCESS_CREATION_MITIGATION_POLICY_FONT_DISABLE_DEFER (0x00000000uLL << 48) +#define PROCESS_CREATION_MITIGATION_POLICY_FONT_DISABLE_ALWAYS_ON (0x00000001uLL << 48) +#define PROCESS_CREATION_MITIGATION_POLICY_FONT_DISABLE_ALWAYS_OFF (0x00000002uLL << 48) +#define PROCESS_CREATION_MITIGATION_POLICY_AUDIT_NONSYSTEM_FONTS (0x00000003uLL << 48) + +// +// Define remote image load options. When enabled, this option will +// block mapping of images from remote devices. +// + +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_REMOTE_MASK (0x00000003uLL << 52) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_REMOTE_DEFER (0x00000000uLL << 52) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_REMOTE_ALWAYS_ON (0x00000001uLL << 52) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_REMOTE_ALWAYS_OFF (0x00000002uLL << 52) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_REMOTE_RESERVED (0x00000003uLL << 52) + +// +// Define low IL image load options. When enabled, this option will +// block mapping of images that have the low mandatory label. +// + +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_LOW_LABEL_MASK (0x00000003uLL << 56) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_LOW_LABEL_DEFER (0x00000000uLL << 56) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_LOW_LABEL_ALWAYS_ON (0x00000001uLL << 56) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_LOW_LABEL_ALWAYS_OFF (0x00000002uLL << 56) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_NO_LOW_LABEL_RESERVED (0x00000003uLL << 56) + +// +// Define image load options to prefer System32 images compared to +// the same images in application directory. When enabled, this option +// will prefer loading images from system32 folder. +// + +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_PREFER_SYSTEM32_MASK (0x00000003uLL << 60) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_PREFER_SYSTEM32_DEFER (0x00000000uLL << 60) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_PREFER_SYSTEM32_ALWAYS_ON (0x00000001uLL << 60) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_PREFER_SYSTEM32_ALWAYS_OFF (0x00000002uLL << 60) +#define PROCESS_CREATION_MITIGATION_POLICY_IMAGE_LOAD_PREFER_SYSTEM32_RESERVED (0x00000003uLL << 60) + +// +// Define the restricted indirect branch prediction mitigation policy options. +// + +#define PROCESS_CREATION_MITIGATION_POLICY2_RESTRICT_INDIRECT_BRANCH_PREDICTION_MASK (0x00000003ui64 << 16) +#define PROCESS_CREATION_MITIGATION_POLICY2_RESTRICT_INDIRECT_BRANCH_PREDICTION_DEFER (0x00000000ui64 << 16) +#define PROCESS_CREATION_MITIGATION_POLICY2_RESTRICT_INDIRECT_BRANCH_PREDICTION_ALWAYS_ON (0x00000001ui64 << 16) +#define PROCESS_CREATION_MITIGATION_POLICY2_RESTRICT_INDIRECT_BRANCH_PREDICTION_ALWAYS_OFF (0x00000002ui64 << 16) +#define PROCESS_CREATION_MITIGATION_POLICY2_RESTRICT_INDIRECT_BRANCH_PREDICTION_RESERVED (0x00000003ui64 << 16) + +// +// Define the user-mode shadow stack mitigation policy options. +// + +#define PROCESS_CREATION_MITIGATION_POLICY2_CET_USER_SHADOW_STACKS_MASK (0x00000003ui64 << 28) +#define PROCESS_CREATION_MITIGATION_POLICY2_CET_USER_SHADOW_STACKS_DEFER (0x00000000ui64 << 28) +#define PROCESS_CREATION_MITIGATION_POLICY2_CET_USER_SHADOW_STACKS_ALWAYS_ON (0x00000001ui64 << 28) +#define PROCESS_CREATION_MITIGATION_POLICY2_CET_USER_SHADOW_STACKS_ALWAYS_OFF (0x00000002ui64 << 28) +#define PROCESS_CREATION_MITIGATION_POLICY2_CET_USER_SHADOW_STACKS_RESERVED (0x00000003ui64 << 28) +#define PROCESS_CREATION_MITIGATION_POLICY2_CET_USER_SHADOW_STACKS_STRICT_MODE (0x00000003ui64 << 28) + +// +// Define Attribute to disable creation of child process +// + +#define PROCESS_CREATION_CHILD_PROCESS_RESTRICTED 0x01 +#define PROCESS_CREATION_CHILD_PROCESS_OVERRIDE 0x02 + +// +// Define Attribute for Desktop Appx Overide. +// + +#define PROCESS_CREATION_DESKTOP_APPX_OVERRIDE 0x04 + +#define ProcThreadAttributeChildProcessPolicy 14 + +#define PROC_THREAD_ATTRIBUTE_CHILD_PROCESS_POLICY \ + ProcThreadAttributeValue (ProcThreadAttributeChildProcessPolicy, FALSE, TRUE, FALSE) + +// +// Define Attribute to opt out of matching All Application Packages +// + +#define PROCESS_CREATION_ALL_APPLICATION_PACKAGES_OPT_OUT 0x01 + +#define ProcThreadAttributeAllApplicationPackagesPolicy 15 + +#define PROC_THREAD_ATTRIBUTE_ALL_APPLICATION_PACKAGES_POLICY \ + ProcThreadAttributeValue (ProcThreadAttributeAllApplicationPackagesPolicy, FALSE, TRUE, FALSE) + +// +// Define functions declared only when _WIN32_WINNT >= 0x0A00 +// + +WINBASEAPI +BOOL +WINAPI +IsWow64Process2( + _In_ HANDLE hProcess, + _Out_ USHORT* pProcessMachine, + _Out_opt_ USHORT* pNativeMachine + ); + +WINBASEAPI +BOOL +WINAPI +IsUserCetAvailableInEnvironment( + _In_ DWORD UserCetEnvironment + ); + +#define USER_CET_ENVIRONMENT_WIN32_PROCESS 0x00000000 + +#endif // defined(__MINGW32__) + +#endif // _SECURITY_SANDBOX_BASE_SHIM_SDKDECLS_H_ diff --git a/security/sandbox/chromium-shim/base/win/win_util.cpp b/security/sandbox/chromium-shim/base/win/win_util.cpp new file mode 100644 index 0000000000..3ea789675d --- /dev/null +++ b/security/sandbox/chromium-shim/base/win/win_util.cpp @@ -0,0 +1,42 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// This is a partial implementation of Chromium's source file +// base/win/win_util.cc + +#include "base/win/win_util.h" + +#include "base/logging.h" +#include "base/strings/string_util.h" + +namespace base { +namespace win { + +std::wstring GetWindowObjectName(HANDLE handle) { + // Get the size of the name. + std::wstring object_name; + + DWORD size = 0; + ::GetUserObjectInformation(handle, UOI_NAME, nullptr, 0, &size); + if (!size) { + DPCHECK(false); + return object_name; + } + + LOG_ASSERT(size % sizeof(wchar_t) == 0u); + + // Query the name of the object. + if (!::GetUserObjectInformation( + handle, UOI_NAME, WriteInto(&object_name, size / sizeof(wchar_t)), + size, &size)) { + DPCHECK(false); + } + + return object_name; +} + +} // namespace win +} // namespace base diff --git a/security/sandbox/chromium-shim/base/win/win_util.h b/security/sandbox/chromium-shim/base/win/win_util.h new file mode 100644 index 0000000000..3e91e63d59 --- /dev/null +++ b/security/sandbox/chromium-shim/base/win/win_util.h @@ -0,0 +1,26 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// This is a partial implementation of Chromium's source file +// base/win/win_util.h + +#ifndef BASE_WIN_WIN_UTIL_H_ +#define BASE_WIN_WIN_UTIL_H_ + +#include <string> + +#include "base/base_export.h" + +namespace base { +namespace win { + +// Returns the name of a desktop or a window station. +BASE_EXPORT std::wstring GetWindowObjectName(HANDLE handle); + +} // namespace win +} // namespace base + +#endif // BASE_WIN_WIN_UTIL_H_ |