OLD | NEW |
| (Empty) |
1 /* | |
2 * Copyright 2008 The WebRTC Project Authors. All rights reserved. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license | |
5 * that can be found in the LICENSE file in the root of the source | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 // MacAsyncSocket is a kind of AsyncSocket. It only creates sockets | |
11 // of the TCP type, and does not (yet) support listen and accept. It works | |
12 // asynchronously, which means that users of this socket should connect to | |
13 // the various events declared in asyncsocket.h to receive notifications about | |
14 // this socket. | |
15 | |
16 #ifndef WEBRTC_BASE_MACASYNCSOCKET_H__ | |
17 #define WEBRTC_BASE_MACASYNCSOCKET_H__ | |
18 | |
19 #include <CoreFoundation/CoreFoundation.h> | |
20 | |
21 #include "webrtc/base/asyncsocket.h" | |
22 #include "webrtc/base/constructormagic.h" | |
23 #include "webrtc/base/nethelpers.h" | |
24 | |
25 namespace rtc { | |
26 | |
27 class MacBaseSocketServer; | |
28 | |
29 class MacAsyncSocket : public AsyncSocket, public sigslot::has_slots<> { | |
30 public: | |
31 MacAsyncSocket(MacBaseSocketServer* ss, int family); | |
32 ~MacAsyncSocket() override; | |
33 | |
34 bool valid() const { return source_ != NULL; } | |
35 | |
36 // Socket interface | |
37 SocketAddress GetLocalAddress() const override; | |
38 SocketAddress GetRemoteAddress() const override; | |
39 int Bind(const SocketAddress& addr) override; | |
40 int Connect(const SocketAddress& addr) override; | |
41 int Send(const void* buffer, size_t length) override; | |
42 int SendTo(const void* buffer, | |
43 size_t length, | |
44 const SocketAddress& addr) override; | |
45 int Recv(void* buffer, size_t length, int64_t* timestamp) override; | |
46 int RecvFrom(void* buffer, | |
47 size_t length, | |
48 SocketAddress* out_addr, | |
49 int64_t* timestamp) override; | |
50 int Listen(int backlog) override; | |
51 MacAsyncSocket* Accept(SocketAddress* out_addr) override; | |
52 int Close() override; | |
53 int GetError() const override; | |
54 void SetError(int error) override; | |
55 ConnState GetState() const override; | |
56 int EstimateMTU(uint16_t* mtu) override; | |
57 int GetOption(Option opt, int* value) override; | |
58 int SetOption(Option opt, int value) override; | |
59 | |
60 // For the MacBaseSocketServer to disable callbacks when process_io is false. | |
61 void EnableCallbacks(); | |
62 void DisableCallbacks(); | |
63 | |
64 protected: | |
65 void OnResolveResult(SignalThread* thread); | |
66 int DoConnect(const SocketAddress& addr); | |
67 | |
68 private: | |
69 // Creates an async socket from an existing bsd socket | |
70 MacAsyncSocket(MacBaseSocketServer* ss, int family, int native_socket); | |
71 | |
72 // Attaches the socket to the CFRunloop and sets the wrapped bsd socket | |
73 // to async mode | |
74 void Initialize(int family); | |
75 | |
76 // Translate the SocketAddress into a CFDataRef to pass to CF socket | |
77 // functions. Caller must call CFRelease on the result when done. | |
78 static CFDataRef CopyCFAddress(const SocketAddress& address); | |
79 | |
80 // Callback for the underlying CFSocketRef. | |
81 static void MacAsyncSocketCallBack(CFSocketRef s, | |
82 CFSocketCallBackType callbackType, | |
83 CFDataRef address, | |
84 const void* data, | |
85 void* info); | |
86 | |
87 MacBaseSocketServer* ss_; | |
88 CFSocketRef socket_; | |
89 int native_socket_; | |
90 CFRunLoopSourceRef source_; | |
91 int current_callbacks_; | |
92 bool disabled_; | |
93 int error_; | |
94 ConnState state_; | |
95 AsyncResolver* resolver_; | |
96 | |
97 RTC_DISALLOW_COPY_AND_ASSIGN(MacAsyncSocket); | |
98 }; | |
99 | |
100 } // namespace rtc | |
101 | |
102 #endif // WEBRTC_BASE_MACASYNCSOCKET_H__ | |
OLD | NEW |