| // Copyright (c) 2009 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 BASE_NATIVE_LIBRARY_H_ |
| #define BASE_NATIVE_LIBRARY_H_ |
| #pragma once |
| |
| // This file defines a cross-platform "NativeLibrary" type which represents |
| // a loadable module. |
| |
| #include "build/build_config.h" |
| |
| #if defined(OS_WIN) |
| #include <windows.h> |
| #elif defined(OS_MACOSX) |
| #import <CoreFoundation/CoreFoundation.h> |
| #endif // OS_* |
| |
| #include "base/string16.h" |
| |
| // Macro useful for writing cross-platform function pointers. |
| #if defined(OS_WIN) && !defined(CDECL) |
| #define CDECL __cdecl |
| #else |
| #define CDECL |
| #endif |
| |
| class FilePath; |
| |
| namespace base { |
| |
| #if defined(OS_WIN) |
| typedef HMODULE NativeLibrary; |
| #elif defined(OS_MACOSX) |
| enum NativeLibraryType { |
| BUNDLE, |
| DYNAMIC_LIB |
| }; |
| struct NativeLibraryStruct { |
| NativeLibraryType type; |
| CFBundleRefNum bundle_resource_ref; |
| union { |
| CFBundleRef bundle; |
| void* dylib; |
| }; |
| }; |
| typedef NativeLibraryStruct* NativeLibrary; |
| #elif defined(OS_POSIX) |
| typedef void* NativeLibrary; |
| #endif // OS_* |
| |
| // Loads a native library from disk. Release it with UnloadNativeLibrary when |
| // you're done. |
| NativeLibrary LoadNativeLibrary(const FilePath& library_path); |
| |
| #if defined(OS_WIN) |
| // Loads a native library from disk. Release it with UnloadNativeLibrary when |
| // you're done. |
| // This function retrieves the LoadLibrary function exported from kernel32.dll |
| // and calls it instead of directly calling the LoadLibrary function via the |
| // import table. |
| NativeLibrary LoadNativeLibraryDynamically(const FilePath& library_path); |
| #endif // OS_WIN |
| |
| // Unloads a native library. |
| void UnloadNativeLibrary(NativeLibrary library); |
| |
| // Gets a function pointer from a native library. |
| void* GetFunctionPointerFromNativeLibrary(NativeLibrary library, |
| const char* name); |
| |
| // Returns the full platform specific name for a native library. |
| // For example: |
| // "mylib" returns "mylib.dll" on Windows, "libmylib.so" on Linux, |
| // "mylib.dylib" on Mac. |
| string16 GetNativeLibraryName(const string16& name); |
| |
| } // namespace base |
| |
| #endif // BASE_NATIVE_LIBRARY_H_ |