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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_FIREWALLSOCKETSERVER_H_ | |
| 12 #define WEBRTC_BASE_FIREWALLSOCKETSERVER_H_ | |
| 13 | |
| 14 #include <vector> | |
| 15 #include "webrtc/base/socketserver.h" | |
| 16 #include "webrtc/base/criticalsection.h" | |
| 17 | |
| 18 namespace rtc { | |
| 19 | |
| 20 class FirewallManager; | |
| 21 | |
| 22 // This SocketServer shim simulates a rule-based firewall server. | |
| 23 | |
| 24 enum FirewallProtocol { FP_UDP, FP_TCP, FP_ANY }; | |
| 25 enum FirewallDirection { FD_IN, FD_OUT, FD_ANY }; | |
| 26 | |
| 27 class FirewallSocketServer : public SocketServer { | |
| 28 public: | |
| 29 FirewallSocketServer(SocketServer * server, | |
| 30 FirewallManager * manager = NULL, | |
| 31 bool should_delete_server = false); | |
| 32 ~FirewallSocketServer() override; | |
| 33 | |
| 34 SocketServer* socketserver() const { return server_; } | |
| 35 void set_socketserver(SocketServer* server) { | |
| 36 if (server_ && should_delete_server_) { | |
| 37 delete server_; | |
| 38 server_ = NULL; | |
| 39 should_delete_server_ = false; | |
| 40 } | |
| 41 server_ = server; | |
| 42 } | |
| 43 | |
| 44 // Settings to control whether CreateSocket or Socket::Listen succeed. | |
| 45 void set_udp_sockets_enabled(bool enabled) { udp_sockets_enabled_ = enabled; } | |
| 46 void set_tcp_sockets_enabled(bool enabled) { tcp_sockets_enabled_ = enabled; } | |
| 47 bool tcp_listen_enabled() const { return tcp_listen_enabled_; } | |
| 48 void set_tcp_listen_enabled(bool enabled) { tcp_listen_enabled_ = enabled; } | |
| 49 | |
| 50 // Rules govern the behavior of Connect/Accept/Send/Recv attempts. | |
| 51 void AddRule(bool allow, FirewallProtocol p = FP_ANY, | |
| 52 FirewallDirection d = FD_ANY, | |
| 53 const SocketAddress& addr = SocketAddress()); | |
| 54 void AddRule(bool allow, FirewallProtocol p, | |
| 55 const SocketAddress& src, const SocketAddress& dst); | |
| 56 void ClearRules(); | |
| 57 | |
| 58 bool Check(FirewallProtocol p, | |
| 59 const SocketAddress& src, const SocketAddress& dst); | |
| 60 | |
| 61 Socket* CreateSocket(int type) override; | |
| 62 Socket* CreateSocket(int family, int type) override; | |
| 63 | |
| 64 AsyncSocket* CreateAsyncSocket(int type) override; | |
| 65 AsyncSocket* CreateAsyncSocket(int family, int type) override; | |
| 66 | |
| 67 void SetMessageQueue(MessageQueue* queue) override; | |
| 68 bool Wait(int cms, bool process_io) override; | |
| 69 void WakeUp() override; | |
| 70 | |
| 71 Socket * WrapSocket(Socket * sock, int type); | |
| 72 AsyncSocket * WrapSocket(AsyncSocket * sock, int type); | |
| 73 | |
| 74 private: | |
| 75 SocketServer * server_; | |
| 76 FirewallManager * manager_; | |
| 77 CriticalSection crit_; | |
| 78 struct Rule { | |
| 79 bool allow; | |
| 80 FirewallProtocol p; | |
| 81 FirewallDirection d; | |
| 82 SocketAddress src; | |
| 83 SocketAddress dst; | |
| 84 }; | |
| 85 std::vector<Rule> rules_; | |
| 86 bool should_delete_server_; | |
| 87 bool udp_sockets_enabled_; | |
| 88 bool tcp_sockets_enabled_; | |
| 89 bool tcp_listen_enabled_; | |
| 90 }; | |
| 91 | |
| 92 // FirewallManager allows you to manage firewalls in multiple threads together | |
| 93 | |
| 94 class FirewallManager { | |
| 95 public: | |
| 96 FirewallManager(); | |
| 97 ~FirewallManager(); | |
| 98 | |
| 99 void AddServer(FirewallSocketServer * server); | |
| 100 void RemoveServer(FirewallSocketServer * server); | |
| 101 | |
| 102 void AddRule(bool allow, FirewallProtocol p = FP_ANY, | |
| 103 FirewallDirection d = FD_ANY, | |
| 104 const SocketAddress& addr = SocketAddress()); | |
| 105 void ClearRules(); | |
| 106 | |
| 107 private: | |
| 108 CriticalSection crit_; | |
| 109 std::vector<FirewallSocketServer *> servers_; | |
| 110 }; | |
| 111 | |
| 112 } // namespace rtc | |
| 113 | |
| 114 #endif // WEBRTC_BASE_FIREWALLSOCKETSERVER_H_ | |
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Chromium Code Reviews
Issue 2515443003:
Move FirewallSocketServer to test code. (Closed)
