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| 1 // Copyright 2015 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 "blimp/net/blimp_message_pump.h" | |
| 6 | |
| 7 #include "base/macros.h" | |
| 8 #include "blimp/common/logging.h" | |
| 9 #include "blimp/common/proto/blimp_message.pb.h" | |
| 10 #include "blimp/net/blimp_message_processor.h" | |
| 11 #include "blimp/net/common.h" | |
| 12 #include "blimp/net/connection_error_observer.h" | |
| 13 #include "blimp/net/packet_reader.h" | |
| 14 #include "net/base/io_buffer.h" | |
| 15 #include "net/base/net_errors.h" | |
| 16 | |
| 17 namespace blimp { | |
| 18 | |
| 19 BlimpMessagePump::BlimpMessagePump(PacketReader* reader) | |
| 20 : reader_(reader), buffer_(new net::GrowableIOBuffer), weak_factory_(this) { | |
| 21 DCHECK(reader_); | |
| 22 buffer_->SetCapacity(kMaxPacketPayloadSizeBytes); | |
| 23 } | |
| 24 | |
| 25 BlimpMessagePump::~BlimpMessagePump() {} | |
| 26 | |
| 27 void BlimpMessagePump::SetMessageProcessor(BlimpMessageProcessor* processor) { | |
| 28 DVLOG(1) << "SetMessageProcessor, processor=" << processor; | |
| 29 if (processor && !processor_) { | |
| 30 processor_ = processor; | |
| 31 ReadNextPacket(); | |
| 32 } else { | |
| 33 // Don't allow |processor_| to be cleared while there's a read inflight. | |
| 34 if (processor) { | |
| 35 DCHECK(!processor_ || !read_inflight_); | |
| 36 } | |
| 37 processor_ = processor; | |
| 38 } | |
| 39 } | |
| 40 | |
| 41 void BlimpMessagePump::ReadNextPacket() { | |
| 42 DVLOG(2) << "ReadNextPacket"; | |
| 43 DCHECK(processor_); | |
| 44 DCHECK(!read_inflight_); | |
| 45 read_inflight_ = true; | |
| 46 buffer_->set_offset(0); | |
| 47 reader_->ReadPacket(buffer_.get(), | |
| 48 base::Bind(&BlimpMessagePump::OnReadPacketComplete, | |
| 49 weak_factory_.GetWeakPtr())); | |
| 50 } | |
| 51 | |
| 52 void BlimpMessagePump::OnReadPacketComplete(int result) { | |
| 53 DVLOG(2) << "OnReadPacketComplete, result=" << result; | |
| 54 DCHECK(read_inflight_); | |
| 55 read_inflight_ = false; | |
| 56 if (result >= 0) { | |
| 57 std::unique_ptr<BlimpMessage> message(new BlimpMessage); | |
| 58 if (message->ParseFromArray(buffer_->data(), result)) { | |
| 59 VLOG(1) << "Received " << *message; | |
| 60 processor_->ProcessMessage( | |
| 61 std::move(message), | |
| 62 base::Bind(&BlimpMessagePump::OnProcessMessageComplete, | |
| 63 weak_factory_.GetWeakPtr())); | |
| 64 } else { | |
| 65 result = net::ERR_FAILED; | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 if (result < 0) { | |
| 70 error_observer_->OnConnectionError(result); | |
| 71 } | |
| 72 } | |
| 73 | |
| 74 void BlimpMessagePump::OnProcessMessageComplete(int result) { | |
| 75 DVLOG(2) << "OnProcessMessageComplete, result=" << result; | |
| 76 | |
| 77 if (result < 0) { | |
| 78 error_observer_->OnConnectionError(result); | |
| 79 return; | |
| 80 } | |
| 81 | |
| 82 if (processor_) | |
| 83 ReadNextPacket(); | |
| 84 } | |
| 85 | |
| 86 } // namespace blimp | |
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Chromium Code Reviews
Issue 2632803002:
Remove all blimp network code. (Closed)
