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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 #ifndef NET_SOCKET_UNIX_DOMAIN_CLIENT_SOCKET_POSIX_H_ | |
6 #define NET_SOCKET_UNIX_DOMAIN_CLIENT_SOCKET_POSIX_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/basictypes.h" | |
11 #include "base/macros.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "net/base/completion_callback.h" | |
14 #include "net/base/net_export.h" | |
15 #include "net/base/net_log.h" | |
16 #include "net/socket/socket_descriptor.h" | |
17 #include "net/socket/stream_socket.h" | |
18 | |
19 namespace net { | |
20 | |
21 class SocketLibevent; | |
22 struct SockaddrStorage; | |
23 | |
24 // A client socket that uses unix domain socket as the transport layer. | |
25 class NET_EXPORT UnixDomainClientSocket : public StreamSocket { | |
26 public: | |
27 // Builds a client socket with |socket_path|. The caller should call Connect() | |
28 // to connect to a server socket. | |
29 UnixDomainClientSocket(const std::string& socket_path, | |
30 bool use_abstract_namespace); | |
31 // Builds a client socket with socket libevent which is already connected. | |
32 // UnixDomainServerSocket uses this after it accepts a connection. | |
33 explicit UnixDomainClientSocket(scoped_ptr<SocketLibevent> socket); | |
34 | |
35 ~UnixDomainClientSocket() override; | |
36 | |
37 // Fills |address| with |socket_path| and its length. For Android or Linux | |
38 // platform, this supports abstract namespaces. | |
39 static bool FillAddress(const std::string& socket_path, | |
40 bool use_abstract_namespace, | |
41 SockaddrStorage* address); | |
42 | |
43 // StreamSocket implementation. | |
44 int Connect(const CompletionCallback& callback) override; | |
45 void Disconnect() override; | |
46 bool IsConnected() const override; | |
47 bool IsConnectedAndIdle() const override; | |
48 int GetPeerAddress(IPEndPoint* address) const override; | |
49 int GetLocalAddress(IPEndPoint* address) const override; | |
50 const BoundNetLog& NetLog() const override; | |
51 void SetSubresourceSpeculation() override; | |
52 void SetOmniboxSpeculation() override; | |
53 bool WasEverUsed() const override; | |
54 bool UsingTCPFastOpen() const override; | |
55 bool WasNpnNegotiated() const override; | |
56 NextProto GetNegotiatedProtocol() const override; | |
57 bool GetSSLInfo(SSLInfo* ssl_info) override; | |
58 | |
59 // Socket implementation. | |
60 int Read(IOBuffer* buf, | |
61 int buf_len, | |
62 const CompletionCallback& callback) override; | |
63 int Write(IOBuffer* buf, | |
64 int buf_len, | |
65 const CompletionCallback& callback) override; | |
66 int SetReceiveBufferSize(int32 size) override; | |
67 int SetSendBufferSize(int32 size) override; | |
68 | |
69 // Releases ownership of underlying SocketDescriptor to caller. | |
70 // Internal state is reset so that this object can be used again. | |
71 // Socket must be connected in order to release it. | |
72 SocketDescriptor ReleaseConnectedSocket(); | |
73 | |
74 private: | |
75 const std::string socket_path_; | |
76 const bool use_abstract_namespace_; | |
77 scoped_ptr<SocketLibevent> socket_; | |
78 // This net log is just to comply StreamSocket::NetLog(). It throws away | |
79 // everything. | |
80 BoundNetLog net_log_; | |
81 | |
82 DISALLOW_COPY_AND_ASSIGN(UnixDomainClientSocket); | |
83 }; | |
84 | |
85 } // namespace net | |
86 | |
87 #endif // NET_SOCKET_UNIX_DOMAIN_CLIENT_SOCKET_POSIX_H_ | |
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