diff options
Diffstat (limited to 'sandbox/src/win_utils.h')
-rw-r--r-- | sandbox/src/win_utils.h | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/sandbox/src/win_utils.h b/sandbox/src/win_utils.h deleted file mode 100644 index a80bb81..0000000 --- a/sandbox/src/win_utils.h +++ /dev/null @@ -1,110 +0,0 @@ -// Copyright (c) 2006-2010 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef SANDBOX_SRC_WIN_UTILS_H_ -#define SANDBOX_SRC_WIN_UTILS_H_ - -#include <windows.h> -#include <string> -#include "base/basictypes.h" - -namespace sandbox { - -// Prefix for path used by NT calls. -const wchar_t kNTPrefix[] = L"\\??\\"; -const size_t kNTPrefixLen = arraysize(kNTPrefix) - 1; - -const wchar_t kNTObjManPrefix[] = L"\\Device\\"; -const size_t kNTObjManPrefixLen = arraysize(kNTObjManPrefix) - 1; - -// Automatically acquires and releases a lock when the object is -// is destroyed. -class AutoLock { - public: - // Acquires the lock. - explicit AutoLock(CRITICAL_SECTION *lock) : lock_(lock) { - ::EnterCriticalSection(lock); - }; - - // Releases the lock; - ~AutoLock() { - ::LeaveCriticalSection(lock_); - }; - - private: - CRITICAL_SECTION *lock_; - DISALLOW_IMPLICIT_CONSTRUCTORS(AutoLock); -}; - -// Basic implementation of a singleton which calls the destructor -// when the exe is shutting down or the DLL is being unloaded. -template <typename Derived> -class SingletonBase { - public: - static Derived* GetInstance() { - static Derived* instance = NULL; - if (NULL == instance) { - instance = new Derived(); - // Microsoft CRT extension. In an exe this this called after - // winmain returns, in a dll is called in DLL_PROCESS_DETACH - _onexit(OnExit); - } - return instance; - } - - private: - // this is the function that gets called by the CRT when the - // process is shutting down. - static int __cdecl OnExit() { - delete GetInstance(); - return 0; - } -}; - -// Convert a short path (C:\path~1 or \\??\\c:\path~1) to the long version of -// the path. If the path is not a valid filesystem path, the function returns -// false and the output parameter is not modified. -bool ConvertToLongPath(const std::wstring& short_path, std::wstring* long_path); - -// Sets result to true if the path contains a reparse point. The return value -// is ERROR_SUCCESS when the function succeeds or the appropriate error code -// when the function fails. -// This function is not smart. It looks for each element in the path and -// returns true if any of them is a reparse point. -DWORD IsReparsePoint(const std::wstring& full_path, bool* result); - -// Returns true if the handle corresponds to the object pointed by this path. -bool SameObject(HANDLE handle, const wchar_t* full_path); - -// Resolves a handle to an nt path. Returns true if the handle can be resolved. -bool GetPathFromHandle(HANDLE handle, std::wstring* path); - -// Resolves a win32 path to an nt path using GetPathFromHandle. The path must -// exist. Returs true if the translation was succesful. -bool GetNtPathFromWin32Path(const std::wstring& path, std::wstring* nt_path); - -// Translates a reserved key name to its handle. -// For example "HKEY_LOCAL_MACHINE" returns HKEY_LOCAL_MACHINE. -// Returns NULL if the name does not represent any reserved key name. -HKEY GetReservedKeyFromName(const std::wstring& name); - -// Resolves a user-readable registry path to a system-readable registry path. -// For example, HKEY_LOCAL_MACHINE\\Software\\microsoft is translated to -// \\registry\\machine\\software\\microsoft. Returns false if the path -// cannot be resolved. -bool ResolveRegistryName(std::wstring name, std::wstring* resolved_name); - -// Writes |length| bytes from the provided |buffer| into the address space of -// |child_process|, at the specified |address|, preserving the original write -// protection attributes. Returns true on success. -bool WriteProtectedChildMemory(HANDLE child_process, void* address, - const void* buffer, size_t length); - -} // namespace sandbox - -// Resolves a function name in NTDLL to a function pointer. The second parameter -// is a pointer to the function pointer. -void ResolveNTFunctionPtr(const char* name, void* ptr); - -#endif // SANDBOX_SRC_WIN_UTILS_H_ |