| // Copyright 2014 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "remoting/protocol/message_serialization.h" |
| |
| #include <stdint.h> |
| |
| #include "net/base/io_buffer.h" |
| #include "third_party/webrtc/rtc_base/byte_order.h" |
| |
| namespace remoting::protocol { |
| |
| scoped_refptr<net::IOBufferWithSize> SerializeAndFrameMessage( |
| const google::protobuf::MessageLite& msg) { |
| // Create a buffer with 4 extra bytes. This is used as prefix to write an |
| // int32_t of the serialized message size for framing. |
| const int kExtraBytes = sizeof(int32_t); |
| int size = msg.ByteSize() + kExtraBytes; |
| scoped_refptr<net::IOBufferWithSize> buffer = |
| base::MakeRefCounted<net::IOBufferWithSize>(size); |
| rtc::SetBE32(buffer->data(), msg.GetCachedSize()); |
| msg.SerializeWithCachedSizesToArray( |
| reinterpret_cast<uint8_t*>(buffer->data()) + kExtraBytes); |
| return buffer; |
| } |
| |
| } // namespace remoting::protocol |
