The Tor Browser / file comparison
comparison: media/mtransport/nriceresolverfake.h
media/mtransport/nriceresolverfake.h
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:eb04159347bf |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
| 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 | |
| 8 // Original author: ekr@rtfm.com | |
| 9 | |
| 10 // Some of this code is cut-and-pasted from nICEr. Copyright is: | |
| 11 | |
| 12 /* | |
| 13 Copyright (c) 2007, Adobe Systems, Incorporated | |
| 14 All rights reserved. | |
| 15 | |
| 16 Redistribution and use in source and binary forms, with or without | |
| 17 modification, are permitted provided that the following conditions are | |
| 18 met: | |
| 19 | |
| 20 * Redistributions of source code must retain the above copyright | |
| 21 notice, this list of conditions and the following disclaimer. | |
| 22 | |
| 23 * Redistributions in binary form must reproduce the above copyright | |
| 24 notice, this list of conditions and the following disclaimer in the | |
| 25 documentation and/or other materials provided with the distribution. | |
| 26 | |
| 27 * Neither the name of Adobe Systems, Network Resonance nor the names of its | |
| 28 contributors may be used to endorse or promote products derived from | |
| 29 this software without specific prior written permission. | |
| 30 | |
| 31 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 32 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 33 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 34 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 35 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 36 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 37 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 38 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 39 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 40 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 41 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 42 */ | |
| 43 | |
| 44 #ifndef nriceresolverfake_h__ | |
| 45 #define nriceresolverfake_h__ | |
| 46 | |
| 47 #include <map> | |
| 48 #include <string> | |
| 49 | |
| 50 #include "nspr.h" | |
| 51 #include "prnetdb.h" | |
| 52 #include "mozilla/NullPtr.h" | |
| 53 | |
| 54 typedef struct nr_resolver_ nr_resolver; | |
| 55 typedef struct nr_resolver_vtbl_ nr_resolver_vtbl; | |
| 56 typedef struct nr_transport_addr_ nr_transport_addr; | |
| 57 typedef struct nr_resolver_resource_ nr_resolver_resource; | |
| 58 | |
| 59 namespace mozilla { | |
| 60 | |
| 61 class NrIceResolverFake { | |
| 62 public: | |
| 63 NrIceResolverFake(); | |
| 64 ~NrIceResolverFake(); | |
| 65 | |
| 66 void SetAddr(const std::string& hostname, const PRNetAddr& addr) { | |
| 67 addrs_[hostname] = addr; | |
| 68 } | |
| 69 | |
| 70 nr_resolver *AllocateResolver(); | |
| 71 | |
| 72 void DestroyResolver(); | |
| 73 | |
| 74 private: | |
| 75 // Implementations of vtbl functions | |
| 76 static int destroy(void **objp); | |
| 77 static int resolve(void *obj, | |
| 78 nr_resolver_resource *resource, | |
| 79 int (*cb)(void *cb_arg, | |
| 80 nr_transport_addr *addr), | |
| 81 void *cb_arg, | |
| 82 void **handle); | |
| 83 static void resolve_cb(NR_SOCKET s, int how, void *cb_arg); | |
| 84 static int cancel(void *obj, void *handle); | |
| 85 | |
| 86 // Get an address. | |
| 87 const PRNetAddr *Resolve(const std::string& hostname) { | |
| 88 if (!addrs_.count(hostname)) | |
| 89 return nullptr; | |
| 90 | |
| 91 return &addrs_[hostname]; | |
| 92 } | |
| 93 | |
| 94 | |
| 95 struct PendingResolution { | |
| 96 PendingResolution(NrIceResolverFake *resolver, | |
| 97 const std::string& hostname, | |
| 98 uint16_t port, | |
| 99 int transport, | |
| 100 int (*cb)(void *cb_arg, nr_transport_addr *addr), | |
| 101 void *cb_arg) : | |
| 102 resolver_(resolver), | |
| 103 hostname_(hostname), | |
| 104 port_(port), | |
| 105 transport_(transport), | |
| 106 cb_(cb), cb_arg_(cb_arg) {} | |
| 107 | |
| 108 NrIceResolverFake *resolver_; | |
| 109 std::string hostname_; | |
| 110 uint16_t port_; | |
| 111 int transport_; | |
| 112 int (*cb_)(void *cb_arg, nr_transport_addr *addr); | |
| 113 void *cb_arg_; | |
| 114 void *timer_handle_; | |
| 115 }; | |
| 116 | |
| 117 nr_resolver_vtbl* vtbl_; | |
| 118 std::map<std::string, PRNetAddr> addrs_; | |
| 119 uint32_t delay_ms_; | |
| 120 int allocated_resolvers_; | |
| 121 }; | |
| 122 | |
| 123 } // End of namespace mozilla | |
| 124 | |
| 125 #endif |
