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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "mojo/services/network/tcp_bound_socket_impl.h" | |
6 | |
7 #include <utility> | |
8 | |
9 #include "mojo/services/network/net_adapters.h" | |
10 #include "mojo/services/network/net_address_type_converters.h" | |
11 #include "mojo/services/network/tcp_connected_socket_impl.h" | |
12 #include "mojo/services/network/tcp_server_socket_impl.h" | |
13 #include "net/base/net_errors.h" | |
14 | |
15 namespace mojo { | |
16 | |
17 TCPBoundSocketImpl::TCPBoundSocketImpl( | |
18 scoped_ptr<mojo::MessageLoopRef> app_refcount, | |
19 InterfaceRequest<TCPBoundSocket> request) | |
20 : app_refcount_(std::move(app_refcount)), | |
21 binding_(this, std::move(request)) {} | |
22 | |
23 TCPBoundSocketImpl::~TCPBoundSocketImpl() { | |
24 } | |
25 | |
26 int TCPBoundSocketImpl::Bind(NetAddressPtr local_address) { | |
27 net::IPEndPoint end_point = local_address.To<net::IPEndPoint>(); | |
28 | |
29 socket_.reset(new net::TCPSocket(NULL, net::NetLog::Source())); | |
30 int result = socket_->Open(end_point.GetFamily()); | |
31 if (result != net::OK) | |
32 return result; | |
33 | |
34 result = socket_->SetDefaultOptionsForServer(); | |
35 if (result != net::OK) | |
36 return result; | |
37 | |
38 result = socket_->Bind(end_point); | |
39 if (result != net::OK) | |
40 return result; | |
41 | |
42 return net::OK; | |
43 } | |
44 | |
45 NetAddressPtr TCPBoundSocketImpl::GetLocalAddress() const { | |
46 net::IPEndPoint resolved_local_address; | |
47 if (socket_->GetLocalAddress(&resolved_local_address) != net::OK) | |
48 return NetAddressPtr(); | |
49 return NetAddress::From(resolved_local_address); | |
50 } | |
51 | |
52 void TCPBoundSocketImpl::StartListening( | |
53 InterfaceRequest<TCPServerSocket> server, | |
54 const Callback<void(NetworkErrorPtr)>& callback) { | |
55 if (!socket_ || pending_connect_socket_.is_pending()) { | |
56 // A bound socket will only be returned to the caller after binding | |
57 // succeeds, so if the socket doesn't exist, that means ownership was | |
58 // already passed to a server socket or client socket. | |
59 callback.Run(MakeNetworkError(net::ERR_FAILED)); | |
60 return; | |
61 } | |
62 | |
63 // TODO(brettw) set the backlog properly. | |
64 int result = socket_->Listen(4); | |
65 if (result != net::OK) { | |
66 callback.Run(MakeNetworkError(result)); | |
67 return; | |
68 } | |
69 | |
70 // The server socket object takes ownership of the socket. | |
71 new TCPServerSocketImpl(std::move(socket_), app_refcount_->Clone(), | |
72 std::move(server)); | |
73 callback.Run(MakeNetworkError(net::OK)); | |
74 } | |
75 | |
76 void TCPBoundSocketImpl::Connect( | |
77 NetAddressPtr remote_address, | |
78 ScopedDataPipeConsumerHandle send_stream, | |
79 ScopedDataPipeProducerHandle receive_stream, | |
80 InterfaceRequest<TCPConnectedSocket> client_socket, | |
81 const Callback<void(NetworkErrorPtr)>& callback) { | |
82 if (!socket_ || pending_connect_socket_.is_pending()) { | |
83 // A bound socket will only be returned to the caller after binding | |
84 // succeeds, so if the socket doesn't exist, that means ownership was | |
85 // already passed to a server socket or client socket. | |
86 callback.Run(MakeNetworkError(net::ERR_FAILED)); | |
87 return; | |
88 } | |
89 | |
90 net::IPEndPoint end_point = remote_address.To<net::IPEndPoint>(); | |
91 | |
92 pending_connect_send_stream_ = std::move(send_stream); | |
93 pending_connect_receive_stream_ = std::move(receive_stream); | |
94 pending_connect_socket_ = std::move(client_socket); | |
95 pending_connect_callback_ = callback; | |
96 int result = socket_->Connect( | |
97 end_point, | |
98 base::Bind(&TCPBoundSocketImpl::OnConnected, base::Unretained(this))); | |
99 if (result == net::OK) { | |
100 OnConnected(result); | |
101 } else if (result != net::ERR_IO_PENDING) { | |
102 // Error occurred. | |
103 pending_connect_send_stream_.reset(); | |
104 pending_connect_receive_stream_.reset(); | |
105 pending_connect_socket_ = InterfaceRequest<TCPConnectedSocket>(); | |
106 pending_connect_callback_ = Callback<void(NetworkErrorPtr)>(); | |
107 callback.Run(MakeNetworkError(result)); | |
108 } | |
109 } | |
110 | |
111 void TCPBoundSocketImpl::OnConnected(int result) { | |
112 if (result == net::OK) { | |
113 new TCPConnectedSocketImpl( | |
114 std::move(socket_), std::move(pending_connect_send_stream_), | |
115 std::move(pending_connect_receive_stream_), | |
116 std::move(pending_connect_socket_), app_refcount_->Clone()); | |
117 } else { | |
118 pending_connect_send_stream_.reset(); | |
119 pending_connect_receive_stream_.reset(); | |
120 pending_connect_socket_ = InterfaceRequest<TCPConnectedSocket>(); | |
121 } | |
122 pending_connect_callback_.Run(MakeNetworkError(result)); | |
123 pending_connect_callback_ = Callback<void(NetworkErrorPtr)>(); | |
124 } | |
125 | |
126 } // namespace mojo | |
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