| Index: mojo/services/network/public/cpp/web_socket_read_queue.cc
|
| diff --git a/mojo/services/network/public/cpp/web_socket_read_queue.cc b/mojo/services/network/public/cpp/web_socket_read_queue.cc
|
| deleted file mode 100644
|
| index d3e950b2259dc90df9287a9db3fdba4eefdf5ea9..0000000000000000000000000000000000000000
|
| --- a/mojo/services/network/public/cpp/web_socket_read_queue.cc
|
| +++ /dev/null
|
| @@ -1,102 +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 "network/public/cpp/web_socket_read_queue.h"
|
| -
|
| -#include <memory>
|
| -
|
| -#include "base/bind.h"
|
| -#include "base/logging.h"
|
| -
|
| -namespace mojo {
|
| -
|
| -struct WebSocketReadQueue::Operation {
|
| - uint32_t num_bytes_;
|
| - base::Callback<void(const char*)> callback_;
|
| -};
|
| -
|
| -WebSocketReadQueue::WebSocketReadQueue(DataPipeConsumerHandle handle)
|
| - : handle_(handle), is_busy_(false), weak_factory_(this) {
|
| -}
|
| -
|
| -WebSocketReadQueue::~WebSocketReadQueue() {
|
| -}
|
| -
|
| -void WebSocketReadQueue::Read(uint32_t num_bytes,
|
| - base::Callback<void(const char*)> callback) {
|
| - Operation* op = new Operation;
|
| - op->num_bytes_ = num_bytes;
|
| - op->callback_ = callback;
|
| - queue_.push_back(op);
|
| -
|
| - if (is_busy_)
|
| - return;
|
| -
|
| - is_busy_ = true;
|
| - TryToRead();
|
| -}
|
| -
|
| -void WebSocketReadQueue::TryToRead() {
|
| - DCHECK(is_busy_);
|
| - DCHECK(!queue_.empty());
|
| - do {
|
| - Operation* op = queue_[0];
|
| - // TODO(vtl): We could avoid allocating the buffer in the case that we'll
|
| - // have to wait by querying first. Or we could preallocate a buffer, etc.
|
| - std::unique_ptr<char[]> buffer(new char[op->num_bytes_]);
|
| - uint32_t bytes_read = op->num_bytes_;
|
| - MojoResult result = ReadDataRaw(handle_, buffer.get(), &bytes_read,
|
| - MOJO_READ_DATA_FLAG_ALL_OR_NONE);
|
| - // TODO(vtl): In the "out of range" case (there's data, but not enough
|
| - // data), this will cause it to spin (via the message loop). There's not
|
| - // much to be done about that until
|
| - // https://github.com/domokit/mojo/issues/442 is fixed (unless we want to do
|
| - // our own buffering).
|
| - if (result == MOJO_RESULT_SHOULD_WAIT ||
|
| - result == MOJO_RESULT_OUT_OF_RANGE) {
|
| - Wait();
|
| - return;
|
| - }
|
| -
|
| - // Ensure |op| is deleted, whether or not |this| goes away.
|
| - std::unique_ptr<Operation> op_deleter(op);
|
| - queue_.weak_erase(queue_.begin());
|
| -
|
| - // http://crbug.com/490193 This should run callback as well. May need to
|
| - // change the callback signature.
|
| - if (result != MOJO_RESULT_OK)
|
| - return;
|
| -
|
| - uint32_t num_bytes = op_deleter->num_bytes_;
|
| - DCHECK_LE(num_bytes, bytes_read);
|
| - DataPipeConsumerHandle handle = handle_;
|
| -
|
| - base::WeakPtr<WebSocketReadQueue> self(weak_factory_.GetWeakPtr());
|
| -
|
| - // This call may delete |this|. In that case, |self| will be invalidated.
|
| - // It may re-enter Read() too. Because |is_busy_| is true during the whole
|
| - // process, TryToRead() won't be re-entered.
|
| - op->callback_.Run(buffer.get());
|
| -
|
| - if (!self)
|
| - return;
|
| - } while (!queue_.empty());
|
| - is_busy_ = false;
|
| -}
|
| -
|
| -void WebSocketReadQueue::Wait() {
|
| - DCHECK(is_busy_);
|
| - handle_watcher_.Start(
|
| - handle_,
|
| - MOJO_HANDLE_SIGNAL_READABLE,
|
| - MOJO_DEADLINE_INDEFINITE,
|
| - base::Bind(&WebSocketReadQueue::OnHandleReady, base::Unretained(this)));
|
| -}
|
| -
|
| -void WebSocketReadQueue::OnHandleReady(MojoResult result) {
|
| - DCHECK(is_busy_);
|
| - TryToRead();
|
| -}
|
| -
|
| -} // namespace mojo
|
|
|