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-rw-r--r--third_party/mojo/src/mojo/edk/system/platform_handle_dispatcher.cc119
1 files changed, 0 insertions, 119 deletions
diff --git a/third_party/mojo/src/mojo/edk/system/platform_handle_dispatcher.cc b/third_party/mojo/src/mojo/edk/system/platform_handle_dispatcher.cc
deleted file mode 100644
index c67e33e..0000000
--- a/third_party/mojo/src/mojo/edk/system/platform_handle_dispatcher.cc
+++ /dev/null
@@ -1,119 +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 "third_party/mojo/src/mojo/edk/system/platform_handle_dispatcher.h"
-
-#include <algorithm>
-#include <limits>
-#include <utility>
-
-#include "base/logging.h"
-
-namespace mojo {
-namespace system {
-
-namespace {
-
-const uint32_t kInvalidPlatformHandleIndex = static_cast<uint32_t>(-1);
-
-struct SerializedPlatformHandleDispatcher {
- uint32_t platform_handle_index; // (Or |kInvalidPlatformHandleIndex|.)
-};
-
-} // namespace
-
-embedder::ScopedPlatformHandle PlatformHandleDispatcher::PassPlatformHandle() {
- MutexLocker locker(&mutex());
- return std::move(platform_handle_);
-}
-
-Dispatcher::Type PlatformHandleDispatcher::GetType() const {
- return Type::PLATFORM_HANDLE;
-}
-
-// static
-scoped_refptr<PlatformHandleDispatcher> PlatformHandleDispatcher::Deserialize(
- Channel* channel,
- const void* source,
- size_t size,
- embedder::PlatformHandleVector* platform_handles) {
- if (size != sizeof(SerializedPlatformHandleDispatcher)) {
- LOG(ERROR) << "Invalid serialized platform handle dispatcher (bad size)";
- return nullptr;
- }
-
- const SerializedPlatformHandleDispatcher* serialization =
- static_cast<const SerializedPlatformHandleDispatcher*>(source);
- size_t platform_handle_index = serialization->platform_handle_index;
-
- // Starts off invalid, which is what we want.
- embedder::PlatformHandle platform_handle;
-
- if (platform_handle_index != kInvalidPlatformHandleIndex) {
- if (!platform_handles ||
- platform_handle_index >= platform_handles->size()) {
- LOG(ERROR)
- << "Invalid serialized platform handle dispatcher (missing handles)";
- return nullptr;
- }
-
- // We take ownership of the handle, so we have to invalidate the one in
- // |platform_handles|.
- std::swap(platform_handle, (*platform_handles)[platform_handle_index]);
- }
-
- return Create(embedder::ScopedPlatformHandle(platform_handle));
-}
-
-PlatformHandleDispatcher::PlatformHandleDispatcher(
- embedder::ScopedPlatformHandle platform_handle)
- : platform_handle_(std::move(platform_handle)) {}
-
-PlatformHandleDispatcher::~PlatformHandleDispatcher() {
-}
-
-void PlatformHandleDispatcher::CloseImplNoLock() {
- mutex().AssertHeld();
- platform_handle_.reset();
-}
-
-scoped_refptr<Dispatcher>
-PlatformHandleDispatcher::CreateEquivalentDispatcherAndCloseImplNoLock() {
- mutex().AssertHeld();
- return Create(std::move(platform_handle_));
-}
-
-void PlatformHandleDispatcher::StartSerializeImplNoLock(
- Channel* /*channel*/,
- size_t* max_size,
- size_t* max_platform_handles) {
- DCHECK(HasOneRef()); // Only one ref => no need to take the lock.
- *max_size = sizeof(SerializedPlatformHandleDispatcher);
- *max_platform_handles = 1;
-}
-
-bool PlatformHandleDispatcher::EndSerializeAndCloseImplNoLock(
- Channel* /*channel*/,
- void* destination,
- size_t* actual_size,
- embedder::PlatformHandleVector* platform_handles) {
- DCHECK(HasOneRef()); // Only one ref => no need to take the lock.
-
- SerializedPlatformHandleDispatcher* serialization =
- static_cast<SerializedPlatformHandleDispatcher*>(destination);
- if (platform_handle_.is_valid()) {
- DCHECK(platform_handles->size() < std::numeric_limits<uint32_t>::max());
- serialization->platform_handle_index =
- static_cast<uint32_t>(platform_handles->size());
- platform_handles->push_back(platform_handle_.release());
- } else {
- serialization->platform_handle_index = kInvalidPlatformHandleIndex;
- }
-
- *actual_size = sizeof(SerializedPlatformHandleDispatcher);
- return true;
-}
-
-} // namespace system
-} // namespace mojo