Index: base/files/scoped_platform_handle.cc |
diff --git a/base/files/scoped_platform_handle.cc b/base/files/scoped_platform_handle.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..64dc05b200de28c85fea30c4f783776d73a33a97 |
--- /dev/null |
+++ b/base/files/scoped_platform_handle.cc |
@@ -0,0 +1,67 @@ |
+// Copyright 2017 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/files/scoped_platform_handle.h" |
+ |
+namespace base { |
+ |
+ScopedPlatformHandle::ScopedPlatformHandle() : ScopedPlatformHandle(nullptr) {} |
+ |
+ScopedPlatformHandle::ScopedPlatformHandle(std::nullptr_t) {} |
+ |
+ScopedPlatformHandle::ScopedPlatformHandle(ScopedPlatformHandle&& other) { |
+ *this = std::move(other); |
+} |
+ |
+ScopedPlatformHandle::ScopedPlatformHandle(HandleType handle) |
+ : handle_(handle) {} |
+ |
+ScopedPlatformHandle::ScopedPlatformHandle(ScopedHandleType handle) |
+ : handle_(std::move(handle)) {} |
+ |
+ScopedPlatformHandle::~ScopedPlatformHandle() {} |
+ |
+ScopedPlatformHandle& ScopedPlatformHandle::operator=( |
+ ScopedPlatformHandle&& other) { |
dcheng
2017/02/23 21:45:37
If you want, this and the move ctor can be = defau
|
+ handle_ = std::move(other.handle_); |
+ return *this; |
+} |
+ |
+bool ScopedPlatformHandle::is_valid() const { |
+#if defined(OS_WIN) |
dcheng
2017/02/23 21:45:37
Most of the time we have files like this, we just
|
+ return handle_.IsValid(); |
+#elif defined(OS_POSIX) |
+ return handle_.is_valid(); |
+#endif |
+} |
+ |
+void ScopedPlatformHandle::reset() { |
+#if defined(OS_WIN) |
+ handle_.Close(); |
+#elif defined(OS_POSIX) |
+ handle_.reset(); |
+#endif |
+} |
+ |
+ScopedPlatformHandle::HandleType ScopedPlatformHandle::get() const { |
+#if defined(OS_WIN) |
+ return handle_.Get(); |
+#elif defined(OS_POSIX) |
+ return handle_.get(); |
+#endif |
+} |
+ |
+ScopedPlatformHandle::HandleType ScopedPlatformHandle::release() { |
+#if defined(OS_WIN) |
+ return handle_.Take(); |
+#elif defined(OS_POSIX) |
+ return handle_.release(); |
+#endif |
+} |
+ |
+ScopedPlatformHandle::ScopedHandleType ScopedPlatformHandle::Take() { |
+ return ScopedHandleType(release()); |
+} |
+ |
+} // namespace base |