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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "device/serial/data_sender.h" | 5 #include "device/serial/data_sender.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <utility> |
8 | 9 |
9 #include "base/bind.h" | 10 #include "base/bind.h" |
10 #include "base/message_loop/message_loop.h" | 11 #include "base/message_loop/message_loop.h" |
11 | 12 |
12 namespace device { | 13 namespace device { |
13 | 14 |
14 // Represents a send that is not yet fulfilled. | 15 // Represents a send that is not yet fulfilled. |
15 class DataSender::PendingSend { | 16 class DataSender::PendingSend { |
16 public: | 17 public: |
17 PendingSend(const base::StringPiece& data, | 18 PendingSend(const base::StringPiece& data, |
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42 // The callback to report errors. | 43 // The callback to report errors. |
43 const SendErrorCallback error_callback_; | 44 const SendErrorCallback error_callback_; |
44 | 45 |
45 // The DataSender that owns this PendingSend. | 46 // The DataSender that owns this PendingSend. |
46 DataSender* sender_; | 47 DataSender* sender_; |
47 }; | 48 }; |
48 | 49 |
49 DataSender::DataSender(mojo::InterfacePtr<serial::DataSink> sink, | 50 DataSender::DataSender(mojo::InterfacePtr<serial::DataSink> sink, |
50 uint32_t buffer_size, | 51 uint32_t buffer_size, |
51 int32_t fatal_error_value) | 52 int32_t fatal_error_value) |
52 : sink_(sink.Pass()), | 53 : sink_(std::move(sink)), |
53 fatal_error_value_(fatal_error_value), | 54 fatal_error_value_(fatal_error_value), |
54 shut_down_(false) { | 55 shut_down_(false) { |
55 sink_.set_connection_error_handler( | 56 sink_.set_connection_error_handler( |
56 base::Bind(&DataSender::OnConnectionError, base::Unretained(this))); | 57 base::Bind(&DataSender::OnConnectionError, base::Unretained(this))); |
57 } | 58 } |
58 | 59 |
59 DataSender::~DataSender() { | 60 DataSender::~DataSender() { |
60 ShutDown(); | 61 ShutDown(); |
61 } | 62 } |
62 | 63 |
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159 void DataSender::PendingSend::DispatchFatalError() { | 160 void DataSender::PendingSend::DispatchFatalError() { |
160 base::MessageLoop::current()->PostTask( | 161 base::MessageLoop::current()->PostTask( |
161 FROM_HERE, base::Bind(error_callback_, 0, sender_->fatal_error_value_)); | 162 FROM_HERE, base::Bind(error_callback_, 0, sender_->fatal_error_value_)); |
162 } | 163 } |
163 | 164 |
164 void DataSender::PendingSend::SendData() { | 165 void DataSender::PendingSend::SendData() { |
165 uint32_t num_bytes_to_send = static_cast<uint32_t>(data_.size()); | 166 uint32_t num_bytes_to_send = static_cast<uint32_t>(data_.size()); |
166 mojo::Array<uint8_t> bytes(num_bytes_to_send); | 167 mojo::Array<uint8_t> bytes(num_bytes_to_send); |
167 memcpy(&bytes[0], data_.data(), num_bytes_to_send); | 168 memcpy(&bytes[0], data_.data(), num_bytes_to_send); |
168 sender_->sink_->OnData( | 169 sender_->sink_->OnData( |
169 bytes.Pass(), | 170 std::move(bytes), |
170 base::Bind(&DataSender::PendingSend::OnDataSent, base::Unretained(this))); | 171 base::Bind(&DataSender::PendingSend::OnDataSent, base::Unretained(this))); |
171 } | 172 } |
172 | 173 |
173 } // namespace device | 174 } // namespace device |
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