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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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 "chrome/browser/printing/cloud_print/privet_traffic_detector.h" | 5 #include "chrome/browser/printing/cloud_print/privet_traffic_detector.h" |
| 6 | 6 |
| 7 #include <stddef.h> | 7 #include <stddef.h> |
| 8 | 8 |
| 9 #include "base/location.h" | 9 #include "base/location.h" |
| 10 #include "base/macros.h" | 10 #include "base/macros.h" |
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| 126 | 126 |
| 127 int PrivetTrafficDetector::Bind() { | 127 int PrivetTrafficDetector::Bind() { |
| 128 if (!start_time_.is_null()) { | 128 if (!start_time_.is_null()) { |
| 129 base::TimeDelta time_delta = base::Time::Now() - start_time_; | 129 base::TimeDelta time_delta = base::Time::Now() - start_time_; |
| 130 UMA_HISTOGRAM_LONG_TIMES("LocalDiscovery.DetectorRestartTime", time_delta); | 130 UMA_HISTOGRAM_LONG_TIMES("LocalDiscovery.DetectorRestartTime", time_delta); |
| 131 } | 131 } |
| 132 start_time_ = base::Time::Now(); | 132 start_time_ = base::Time::Now(); |
| 133 DCHECK_CURRENTLY_ON(content::BrowserThread::IO); | 133 DCHECK_CURRENTLY_ON(content::BrowserThread::IO); |
| 134 socket_.reset(new net::UDPServerSocket(NULL, net::NetLog::Source())); | 134 socket_.reset(new net::UDPServerSocket(NULL, net::NetLog::Source())); |
| 135 net::IPEndPoint multicast_addr = net::GetMDnsIPEndPoint(address_family_); | 135 net::IPEndPoint multicast_addr = net::GetMDnsIPEndPoint(address_family_); |
| 136 net::IPAddressNumber address_any(multicast_addr.address().size()); | 136 net::IPAddressNumber address_any(multicast_addr.address_number().size()); |
| 137 net::IPEndPoint bind_endpoint(address_any, multicast_addr.port()); | 137 net::IPEndPoint bind_endpoint(address_any, multicast_addr.port()); |
| 138 socket_->AllowAddressReuse(); | 138 socket_->AllowAddressReuse(); |
| 139 int rv = socket_->Listen(bind_endpoint); | 139 int rv = socket_->Listen(bind_endpoint); |
| 140 if (rv < net::OK) | 140 if (rv < net::OK) |
| 141 return rv; | 141 return rv; |
| 142 socket_->SetMulticastLoopbackMode(false); | 142 socket_->SetMulticastLoopbackMode(false); |
| 143 return socket_->JoinGroup(multicast_addr.address()); | 143 return socket_->JoinGroup(multicast_addr.address_number()); |
| 144 } | 144 } |
| 145 | 145 |
| 146 bool PrivetTrafficDetector::IsSourceAcceptable() const { | 146 bool PrivetTrafficDetector::IsSourceAcceptable() const { |
| 147 for (size_t i = 0; i < networks_.size(); ++i) { | 147 for (size_t i = 0; i < networks_.size(); ++i) { |
| 148 if (net::IPNumberMatchesPrefix(recv_addr_.address(), networks_[i].address, | 148 if (net::IPNumberMatchesPrefix(recv_addr_.address_number(), |
| 149 networks_[i].address, |
| 149 networks_[i].prefix_length)) { | 150 networks_[i].prefix_length)) { |
| 150 return true; | 151 return true; |
| 151 } | 152 } |
| 152 } | 153 } |
| 153 return false; | 154 return false; |
| 154 } | 155 } |
| 155 | 156 |
| 156 bool PrivetTrafficDetector::IsPrivetPacket(int rv) const { | 157 bool PrivetTrafficDetector::IsPrivetPacket(int rv) const { |
| 157 if (rv <= static_cast<int>(sizeof(net::dns_protocol::Header)) || | 158 if (rv <= static_cast<int>(sizeof(net::dns_protocol::Header)) || |
| 158 !IsSourceAcceptable()) { | 159 !IsSourceAcceptable()) { |
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| 194 base::Unretained(this))); | 195 base::Unretained(this))); |
| 195 } while (rv > 0); | 196 } while (rv > 0); |
| 196 | 197 |
| 197 if (rv != net::ERR_IO_PENDING) | 198 if (rv != net::ERR_IO_PENDING) |
| 198 return rv; | 199 return rv; |
| 199 | 200 |
| 200 return net::OK; | 201 return net::OK; |
| 201 } | 202 } |
| 202 | 203 |
| 203 } // namespace cloud_print | 204 } // namespace cloud_print |
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