shaka-packager/base/scoped_native_library.cc

45 lines
1.1 KiB
C++

// Copyright (c) 2011 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.
#include "base/scoped_native_library.h"
namespace base {
ScopedNativeLibrary::ScopedNativeLibrary() : library_(NULL) {
}
ScopedNativeLibrary::ScopedNativeLibrary(NativeLibrary library)
: library_(library) {
}
ScopedNativeLibrary::ScopedNativeLibrary(const FilePath& library_path) {
library_ = base::LoadNativeLibrary(library_path, NULL);
}
ScopedNativeLibrary::~ScopedNativeLibrary() {
if (library_)
base::UnloadNativeLibrary(library_);
}
void* ScopedNativeLibrary::GetFunctionPointer(
const char* function_name) const {
if (!library_)
return NULL;
return base::GetFunctionPointerFromNativeLibrary(library_, function_name);
}
void ScopedNativeLibrary::Reset(NativeLibrary library) {
if (library_)
base::UnloadNativeLibrary(library_);
library_ = library;
}
NativeLibrary ScopedNativeLibrary::Release() {
NativeLibrary result = library_;
library_ = NULL;
return result;
}
} // namespace base