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// Copyright (c) 2006-2008 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_SANDBOX_UTILS_H__
#define SANDBOX_SRC_SANDBOX_UTILS_H__
#include <windows.h>
#include <string>
#include "base/basictypes.h"
#include "sandbox/src/nt_internals.h"
namespace sandbox {
typedef BOOL (WINAPI* GetModuleHandleExFunction)(DWORD flags,
LPCWSTR module_name,
HMODULE* module);
// Windows XP provides a nice function in kernel32.dll called GetModuleHandleEx
// This function allows us to verify if a function exported by the module
// lies in the module itself.
// As we need compatibility with windows 2000, we cannot use this function
// by calling it by name. This helper function checks if the GetModuleHandleEx
// function is exported by kernel32 and uses it, otherwise, implemets part of
// the functionality exposed by GetModuleHandleEx.
bool GetModuleHandleHelper(DWORD flags, const wchar_t* module_name,
HMODULE* module);
// Returns true if the current OS is Windows XP SP2 or later.
bool IsXPSP2OrLater();
void InitObjectAttribs(const std::wstring& name, ULONG attributes, HANDLE root,
OBJECT_ATTRIBUTES* obj_attr, UNICODE_STRING* uni_name);
// The next 2 functions are copied from base\string_util.h and have been
// slighty modified because we don't want to depend on ICU.
template <class char_type>
inline char_type* WriteInto(
std::basic_string<char_type, std::char_traits<char_type>,
std::allocator<char_type> >* str,
size_t length_including_null) {
str->reserve(length_including_null);
str->resize(length_including_null - 1);
return &((*str)[0]);
}
std::string WideToMultiByte(const std::wstring& wide);
}; // namespace sandbox
#endif // SANDBOX_SRC_SANDBOX_UTILS_H__
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