| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "platform/globals.h" |
| #if defined(DART_HOST_OS_WINDOWS) |
| |
| #include "bin/extensions.h" |
| #include "bin/utils.h" |
| #include "bin/utils_win.h" |
| #include "platform/assert.h" |
| |
| namespace dart { |
| namespace bin { |
| |
| void* Extensions::LoadExtensionLibrary(const char* library_file) { |
| SetLastError(0); |
| |
| // Convert to wchar_t string. |
| int name_len = MultiByteToWideChar(CP_UTF8, 0, library_file, -1, NULL, 0); |
| wchar_t* name; |
| name = new wchar_t[name_len]; |
| MultiByteToWideChar(CP_UTF8, 0, library_file, -1, name, name_len); |
| |
| void* ext = LoadLibraryW(name); |
| delete[] name; |
| return ext; |
| } |
| |
| void* Extensions::ResolveSymbol(void* lib_handle, const char* symbol) { |
| SetLastError(0); |
| return reinterpret_cast<void*>( |
| GetProcAddress(reinterpret_cast<HMODULE>(lib_handle), symbol)); |
| } |
| |
| void Extensions::UnloadLibrary(void* lib_handle) { |
| SetLastError(0); |
| BOOL result = FreeLibrary(reinterpret_cast<HMODULE>(lib_handle)); |
| ASSERT(result); |
| } |
| |
| Dart_Handle Extensions::GetError() { |
| int last_error = GetLastError(); |
| if (last_error != 0) { |
| OSError err; |
| return Dart_NewApiError(err.message()); |
| } |
| return Dart_Null(); |
| } |
| |
| } // namespace bin |
| } // namespace dart |
| |
| #endif // defined(DART_HOST_OS_WINDOWS) |