c20978e581
NOPRESUBMIT=True # cpplint errors that aren't caused by this CL. NOTRY=True NOTREECHECKS=True TBR=kwiberg@webrtc.org, kjellander@webrtc.org Bug: webrtc:7634 Change-Id: I3cca0fbaa807b563c95979cccd6d1bec32055f36 Reviewed-on: https://chromium-review.googlesource.com/562156 Commit-Queue: Edward Lemur <ehmaldonado@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#18919}
44 lines
1.8 KiB
C++
44 lines
1.8 KiB
C++
/*
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* Copyright 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/rtc_tools/network_tester/packet_logger.h"
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#include "webrtc/rtc_base/checks.h"
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#include "webrtc/rtc_base/protobuf_utils.h"
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namespace webrtc {
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PacketLogger::PacketLogger(const std::string& log_file_path)
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: packet_logger_stream_(log_file_path,
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std::ios_base::out | std::ios_base::binary) {
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RTC_DCHECK(packet_logger_stream_.is_open());
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RTC_DCHECK(packet_logger_stream_.good());
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}
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PacketLogger::~PacketLogger() = default;
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void PacketLogger::LogPacket(const NetworkTesterPacket& packet) {
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// The protobuffer message will be saved in the following format to the file:
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// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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// | 1 byte | X byte | 1 byte | ... | X byte |
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// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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// | Size of the next | proto | Size of the next | ... | proto |
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// | proto message | message | proto message | | message |
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// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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ProtoString packet_data;
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packet.SerializeToString(&packet_data);
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RTC_DCHECK_LE(packet_data.length(), 255);
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RTC_DCHECK_GE(packet_data.length(), 0);
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char proto_size = packet_data.length();
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packet_logger_stream_.write(&proto_size, sizeof(proto_size));
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packet_logger_stream_.write(packet_data.data(), packet_data.length());
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}
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} // namespace webrtc
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