| // Copyright 2013 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/public/cpp/bindings/lib/message_builder.h" |
| |
| #include "mojo/public/cpp/bindings/message.h" |
| |
| namespace mojo { |
| namespace internal { |
| |
| template <typename Header> |
| void Allocate(Buffer* buf, Header** header) { |
| *header = static_cast<Header*>(buf->Allocate(sizeof(Header))); |
| (*header)->num_bytes = sizeof(Header); |
| } |
| |
| MessageBuilder::MessageBuilder(uint32_t name, size_t payload_size) |
| : buf_(sizeof(MessageHeader) + payload_size) { |
| MessageHeader* header; |
| Allocate(&buf_, &header); |
| header->num_fields = 2; |
| header->name = name; |
| } |
| |
| MessageBuilder::~MessageBuilder() { |
| } |
| |
| void MessageBuilder::Finish(Message* message) { |
| uint32_t num_bytes = static_cast<uint32_t>(buf_.size()); |
| message->AdoptData(num_bytes, static_cast<MessageData*>(buf_.Leak())); |
| } |
| |
| MessageBuilder::MessageBuilder(size_t size) : buf_(size) { |
| } |
| |
| MessageWithRequestIDBuilder::MessageWithRequestIDBuilder(uint32_t name, |
| size_t payload_size, |
| uint32_t flags, |
| uint64_t request_id) |
| : MessageBuilder(sizeof(MessageHeaderWithRequestID) + payload_size) { |
| MessageHeaderWithRequestID* header; |
| Allocate(&buf_, &header); |
| header->num_fields = 3; |
| header->name = name; |
| header->flags = flags; |
| header->request_id = request_id; |
| } |
| |
| } // namespace internal |
| } // namespace mojo |