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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "mojo/public/cpp/bindings/lib/message_builder.h" | |
| 6 | |
| 7 #include "mojo/public/cpp/bindings/message.h" | |
| 8 | |
| 9 namespace mojo { | |
| 10 namespace internal { | |
| 11 | |
| 12 template <typename Header> | |
| 13 void Allocate(Buffer* buf, Header** header) { | |
| 14 *header = static_cast<Header*>(buf->Allocate(sizeof(Header))); | |
| 15 (*header)->num_bytes = sizeof(Header); | |
| 16 } | |
| 17 | |
| 18 MessageBuilder::MessageBuilder(uint32_t name, size_t payload_size) | |
| 19 : buf_(sizeof(MessageHeader) + payload_size) { | |
| 20 MessageHeader* header; | |
| 21 Allocate(&buf_, &header); | |
| 22 header->num_fields = 2; | |
| 23 header->name = name; | |
| 24 } | |
| 25 | |
| 26 MessageBuilder::~MessageBuilder() { | |
| 27 } | |
| 28 | |
| 29 void MessageBuilder::Finish(Message* message) { | |
| 30 uint32_t num_bytes = static_cast<uint32_t>(buf_.size()); | |
| 31 message->AdoptData(num_bytes, static_cast<MessageData*>(buf_.Leak())); | |
| 32 } | |
| 33 | |
| 34 MessageBuilder::MessageBuilder(size_t size) : buf_(size) { | |
| 35 } | |
| 36 | |
| 37 MessageWithRequestIDBuilder::MessageWithRequestIDBuilder(uint32_t name, | |
| 38 size_t payload_size, | |
| 39 uint32_t flags, | |
| 40 uint64_t request_id) | |
| 41 : MessageBuilder(sizeof(MessageHeaderWithRequestID) + payload_size) { | |
| 42 MessageHeaderWithRequestID* header; | |
| 43 Allocate(&buf_, &header); | |
| 44 header->num_fields = 3; | |
| 45 header->name = name; | |
| 46 header->flags = flags; | |
| 47 header->request_id = request_id; | |
| 48 } | |
| 49 | |
| 50 } // namespace internal | |
| 51 } // namespace mojo | |
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