Index: mojo/embedder/simple_platform_shared_buffer.cc |
diff --git a/mojo/embedder/simple_platform_shared_buffer.cc b/mojo/embedder/simple_platform_shared_buffer.cc |
deleted file mode 100644 |
index 8fbe782f448f5cc3604a21979731ca75b70aeaea..0000000000000000000000000000000000000000 |
--- a/mojo/embedder/simple_platform_shared_buffer.cc |
+++ /dev/null |
@@ -1,108 +0,0 @@ |
-// Copyright 2014 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 "mojo/embedder/simple_platform_shared_buffer.h" |
- |
-#include "base/logging.h" |
-#include "mojo/embedder/platform_handle_utils.h" |
- |
-namespace mojo { |
-namespace embedder { |
- |
-// static |
-SimplePlatformSharedBuffer* SimplePlatformSharedBuffer::Create( |
- size_t num_bytes) { |
- DCHECK_GT(num_bytes, 0u); |
- |
- SimplePlatformSharedBuffer* rv = new SimplePlatformSharedBuffer(num_bytes); |
- if (!rv->Init()) { |
- // We can't just delete it directly, due to the "in destructor" (debug) |
- // check. |
- scoped_refptr<SimplePlatformSharedBuffer> deleter(rv); |
- return nullptr; |
- } |
- |
- return rv; |
-} |
- |
-// static |
-SimplePlatformSharedBuffer* |
-SimplePlatformSharedBuffer::CreateFromPlatformHandle( |
- size_t num_bytes, |
- ScopedPlatformHandle platform_handle) { |
- DCHECK_GT(num_bytes, 0u); |
- |
- SimplePlatformSharedBuffer* rv = new SimplePlatformSharedBuffer(num_bytes); |
- if (!rv->InitFromPlatformHandle(platform_handle.Pass())) { |
- // We can't just delete it directly, due to the "in destructor" (debug) |
- // check. |
- scoped_refptr<SimplePlatformSharedBuffer> deleter(rv); |
- return nullptr; |
- } |
- |
- return rv; |
-} |
- |
-size_t SimplePlatformSharedBuffer::GetNumBytes() const { |
- return num_bytes_; |
-} |
- |
-scoped_ptr<PlatformSharedBufferMapping> SimplePlatformSharedBuffer::Map( |
- size_t offset, |
- size_t length) { |
- if (!IsValidMap(offset, length)) |
- return nullptr; |
- |
- return MapNoCheck(offset, length); |
-} |
- |
-bool SimplePlatformSharedBuffer::IsValidMap(size_t offset, size_t length) { |
- if (offset > num_bytes_ || length == 0) |
- return false; |
- |
- // Note: This is an overflow-safe check of |offset + length > num_bytes_| |
- // (that |num_bytes >= offset| is verified above). |
- if (length > num_bytes_ - offset) |
- return false; |
- |
- return true; |
-} |
- |
-scoped_ptr<PlatformSharedBufferMapping> SimplePlatformSharedBuffer::MapNoCheck( |
- size_t offset, |
- size_t length) { |
- DCHECK(IsValidMap(offset, length)); |
- return MapImpl(offset, length); |
-} |
- |
-ScopedPlatformHandle SimplePlatformSharedBuffer::DuplicatePlatformHandle() { |
- return mojo::embedder::DuplicatePlatformHandle(handle_.get()); |
-} |
- |
-ScopedPlatformHandle SimplePlatformSharedBuffer::PassPlatformHandle() { |
- DCHECK(HasOneRef()); |
- return handle_.Pass(); |
-} |
- |
-SimplePlatformSharedBuffer::SimplePlatformSharedBuffer(size_t num_bytes) |
- : num_bytes_(num_bytes) { |
-} |
- |
-SimplePlatformSharedBuffer::~SimplePlatformSharedBuffer() { |
-} |
- |
-SimplePlatformSharedBufferMapping::~SimplePlatformSharedBufferMapping() { |
- Unmap(); |
-} |
- |
-void* SimplePlatformSharedBufferMapping::GetBase() const { |
- return base_; |
-} |
- |
-size_t SimplePlatformSharedBufferMapping::GetLength() const { |
- return length_; |
-} |
- |
-} // namespace embedder |
-} // namespace mojo |