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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "base/scoped_native_library.h" |
| 6 |
| 7 namespace base { |
| 8 |
| 9 ScopedNativeLibrary::ScopedNativeLibrary() : library_(NULL) { |
| 10 } |
| 11 |
| 12 ScopedNativeLibrary::ScopedNativeLibrary(NativeLibrary library) |
| 13 : library_(library) { |
| 14 } |
| 15 |
| 16 ScopedNativeLibrary::ScopedNativeLibrary(const FilePath& library_path) { |
| 17 library_ = base::LoadNativeLibrary(library_path); |
| 18 } |
| 19 |
| 20 ScopedNativeLibrary::~ScopedNativeLibrary() { |
| 21 if (library_) |
| 22 base::UnloadNativeLibrary(library_); |
| 23 } |
| 24 |
| 25 void* ScopedNativeLibrary::GetFunctionPointer( |
| 26 const char* function_name) const { |
| 27 if (!library_) |
| 28 return NULL; |
| 29 return base::GetFunctionPointerFromNativeLibrary(library_, function_name); |
| 30 } |
| 31 |
| 32 void ScopedNativeLibrary::Reset(NativeLibrary library) { |
| 33 if (library_) |
| 34 base::UnloadNativeLibrary(library_); |
| 35 library_ = library; |
| 36 } |
| 37 |
| 38 NativeLibrary ScopedNativeLibrary::Release() { |
| 39 NativeLibrary result = library_; |
| 40 library_ = NULL; |
| 41 return result; |
| 42 } |
| 43 |
| 44 } // namespace base |
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