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| 1 /* | |
| 2 * Copyright 2004 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 | |
| 11 #ifndef WEBRTC_BASE_SOCKETPOOL_H_ | |
| 12 #define WEBRTC_BASE_SOCKETPOOL_H_ | |
| 13 | |
| 14 #include <deque> | |
| 15 #include <list> | |
| 16 #include "webrtc/base/logging.h" | |
| 17 #include "webrtc/base/sigslot.h" | |
| 18 #include "webrtc/base/socketaddress.h" | |
| 19 | |
| 20 namespace rtc { | |
| 21 | |
| 22 class AsyncSocket; | |
| 23 class LoggingAdapter; | |
| 24 class SocketFactory; | |
| 25 class SocketStream; | |
| 26 class StreamInterface; | |
| 27 | |
| 28 ////////////////////////////////////////////////////////////////////// | |
| 29 // StreamPool | |
| 30 ////////////////////////////////////////////////////////////////////// | |
| 31 | |
| 32 class StreamPool { | |
| 33 public: | |
| 34 virtual ~StreamPool() { } | |
| 35 | |
| 36 virtual StreamInterface* RequestConnectedStream(const SocketAddress& remote, | |
| 37 int* err) = 0; | |
| 38 virtual void ReturnConnectedStream(StreamInterface* stream) = 0; | |
| 39 }; | |
| 40 | |
| 41 /////////////////////////////////////////////////////////////////////////////// | |
| 42 // StreamCache - Caches a set of open streams, defers creation/destruction to | |
| 43 // the supplied StreamPool. | |
| 44 /////////////////////////////////////////////////////////////////////////////// | |
| 45 | |
| 46 class StreamCache : public StreamPool, public sigslot::has_slots<> { | |
| 47 public: | |
| 48 StreamCache(StreamPool* pool); | |
| 49 ~StreamCache() override; | |
| 50 | |
| 51 // StreamPool Interface | |
| 52 StreamInterface* RequestConnectedStream(const SocketAddress& remote, | |
| 53 int* err) override; | |
| 54 void ReturnConnectedStream(StreamInterface* stream) override; | |
| 55 | |
| 56 private: | |
| 57 typedef std::pair<SocketAddress, StreamInterface*> ConnectedStream; | |
| 58 typedef std::list<ConnectedStream> ConnectedList; | |
| 59 | |
| 60 void OnStreamEvent(StreamInterface* stream, int events, int err); | |
| 61 | |
| 62 // We delegate stream creation and deletion to this pool. | |
| 63 StreamPool* pool_; | |
| 64 // Streams that are in use (returned from RequestConnectedStream). | |
| 65 ConnectedList active_; | |
| 66 // Streams which were returned to us, but are still open. | |
| 67 ConnectedList cached_; | |
| 68 }; | |
| 69 | |
| 70 /////////////////////////////////////////////////////////////////////////////// | |
| 71 // NewSocketPool | |
| 72 // Creates a new stream on every request | |
| 73 /////////////////////////////////////////////////////////////////////////////// | |
| 74 | |
| 75 class NewSocketPool : public StreamPool { | |
| 76 public: | |
| 77 NewSocketPool(SocketFactory* factory); | |
| 78 ~NewSocketPool() override; | |
| 79 | |
| 80 // StreamPool Interface | |
| 81 StreamInterface* RequestConnectedStream(const SocketAddress& remote, | |
| 82 int* err) override; | |
| 83 void ReturnConnectedStream(StreamInterface* stream) override; | |
| 84 | |
| 85 private: | |
| 86 SocketFactory* factory_; | |
| 87 }; | |
| 88 | |
| 89 /////////////////////////////////////////////////////////////////////////////// | |
| 90 // ReuseSocketPool | |
| 91 // Maintains a single socket at a time, and will reuse it without closing if | |
| 92 // the destination address is the same. | |
| 93 /////////////////////////////////////////////////////////////////////////////// | |
| 94 | |
| 95 class ReuseSocketPool : public StreamPool, public sigslot::has_slots<> { | |
| 96 public: | |
| 97 ReuseSocketPool(SocketFactory* factory); | |
| 98 ~ReuseSocketPool() override; | |
| 99 | |
| 100 // StreamPool Interface | |
| 101 StreamInterface* RequestConnectedStream(const SocketAddress& remote, | |
| 102 int* err) override; | |
| 103 void ReturnConnectedStream(StreamInterface* stream) override; | |
| 104 | |
| 105 private: | |
| 106 void OnStreamEvent(StreamInterface* stream, int events, int err); | |
| 107 | |
| 108 SocketFactory* factory_; | |
| 109 SocketStream* stream_; | |
| 110 SocketAddress remote_; | |
| 111 bool checked_out_; // Whether the stream is currently checked out | |
| 112 }; | |
| 113 | |
| 114 /////////////////////////////////////////////////////////////////////////////// | |
| 115 // LoggingPoolAdapter - Adapts a StreamPool to supply streams with attached | |
| 116 // LoggingAdapters. | |
| 117 /////////////////////////////////////////////////////////////////////////////// | |
| 118 | |
| 119 class LoggingPoolAdapter : public StreamPool { | |
| 120 public: | |
| 121 LoggingPoolAdapter(StreamPool* pool, LoggingSeverity level, | |
| 122 const std::string& label, bool binary_mode); | |
| 123 ~LoggingPoolAdapter() override; | |
| 124 | |
| 125 // StreamPool Interface | |
| 126 StreamInterface* RequestConnectedStream(const SocketAddress& remote, | |
| 127 int* err) override; | |
| 128 void ReturnConnectedStream(StreamInterface* stream) override; | |
| 129 | |
| 130 private: | |
| 131 StreamPool* pool_; | |
| 132 LoggingSeverity level_; | |
| 133 std::string label_; | |
| 134 bool binary_mode_; | |
| 135 typedef std::deque<LoggingAdapter*> StreamList; | |
| 136 StreamList recycle_bin_; | |
| 137 }; | |
| 138 | |
| 139 ////////////////////////////////////////////////////////////////////// | |
| 140 | |
| 141 } // namespace rtc | |
| 142 | |
| 143 #endif // WEBRTC_BASE_SOCKETPOOL_H_ | |
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Chromium Code Reviews
Issue 2694753002:
Delete httpclient.c and related files. (Closed)
