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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "net/quic/quic_framer.h" | 5 #include "net/quic/quic_framer.h" |
6 | 6 |
7 #include "base/containers/hash_tables.h" | 7 #include "base/containers/hash_tables.h" |
8 #include "base/stl_util.h" | 8 #include "base/stl_util.h" |
9 #include "net/quic/crypto/crypto_framer.h" | 9 #include "net/quic/crypto/crypto_framer.h" |
10 #include "net/quic/crypto/crypto_handshake_message.h" | 10 #include "net/quic/crypto/crypto_handshake_message.h" |
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325 | 325 |
326 QuicFramer::AckFrameInfo::AckFrameInfo() : max_delta(0) { } | 326 QuicFramer::AckFrameInfo::AckFrameInfo() : max_delta(0) { } |
327 | 327 |
328 QuicFramer::AckFrameInfo::~AckFrameInfo() { } | 328 QuicFramer::AckFrameInfo::~AckFrameInfo() { } |
329 | 329 |
330 QuicPacketEntropyHash QuicFramer::GetPacketEntropyHash( | 330 QuicPacketEntropyHash QuicFramer::GetPacketEntropyHash( |
331 const QuicPacketHeader& header) const { | 331 const QuicPacketHeader& header) const { |
332 return header.entropy_flag << (header.packet_sequence_number % 8); | 332 return header.entropy_flag << (header.packet_sequence_number % 8); |
333 } | 333 } |
334 | 334 |
335 // Test only. | |
336 SerializedPacket QuicFramer::BuildUnsizedDataPacket( | |
337 const QuicPacketHeader& header, | |
338 const QuicFrames& frames) { | |
339 const size_t max_plaintext_size = GetMaxPlaintextSize(kMaxPacketSize); | |
340 size_t packet_size = GetPacketHeaderSize(header); | |
341 for (size_t i = 0; i < frames.size(); ++i) { | |
342 DCHECK_LE(packet_size, max_plaintext_size); | |
343 bool first_frame = i == 0; | |
344 bool last_frame = i == frames.size() - 1; | |
345 const size_t frame_size = GetSerializedFrameLength( | |
346 frames[i], max_plaintext_size - packet_size, first_frame, last_frame, | |
347 header.is_in_fec_group, | |
348 header.public_header.sequence_number_length); | |
349 DCHECK(frame_size); | |
350 packet_size += frame_size; | |
351 } | |
352 return BuildDataPacket(header, frames, packet_size); | |
353 } | |
354 | |
355 SerializedPacket QuicFramer::BuildDataPacket( | 335 SerializedPacket QuicFramer::BuildDataPacket( |
356 const QuicPacketHeader& header, | 336 const QuicPacketHeader& header, |
357 const QuicFrames& frames, | 337 const QuicFrames& frames, |
358 size_t packet_size) { | 338 size_t packet_size) { |
359 QuicDataWriter writer(packet_size); | 339 QuicDataWriter writer(packet_size); |
360 const SerializedPacket kNoPacket( | 340 const SerializedPacket kNoPacket( |
361 0, PACKET_1BYTE_SEQUENCE_NUMBER, NULL, 0, NULL); | 341 0, PACKET_1BYTE_SEQUENCE_NUMBER, NULL, 0, NULL); |
362 if (!AppendPacketHeader(header, &writer)) { | 342 if (!AppendPacketHeader(header, &writer)) { |
363 LOG(DFATAL) << "AppendPacketHeader failed"; | 343 LOG(DFATAL) << "AppendPacketHeader failed"; |
364 return kNoPacket; | 344 return kNoPacket; |
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2357 | 2337 |
2358 bool QuicFramer::RaiseError(QuicErrorCode error) { | 2338 bool QuicFramer::RaiseError(QuicErrorCode error) { |
2359 DVLOG(1) << "Error detail: " << detailed_error_; | 2339 DVLOG(1) << "Error detail: " << detailed_error_; |
2360 set_error(error); | 2340 set_error(error); |
2361 visitor_->OnError(this); | 2341 visitor_->OnError(this); |
2362 reader_.reset(NULL); | 2342 reader_.reset(NULL); |
2363 return false; | 2343 return false; |
2364 } | 2344 } |
2365 | 2345 |
2366 } // namespace net | 2346 } // namespace net |
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