1f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch/* 2f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * libjingle 3f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Copyright 2004--2005, Google Inc. 4f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 5f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Redistribution and use in source and binary forms, with or without 6f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * modification, are permitted provided that the following conditions are met: 7f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 8f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 1. Redistributions of source code must retain the above copyright notice, 9f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer. 10f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 2. Redistributions in binary form must reproduce the above copyright notice, 11f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer in the documentation 12f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * and/or other materials provided with the distribution. 13f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 3. The name of the author may not be used to endorse or promote products 14f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * derived from this software without specific prior written permission. 15f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 16f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch */ 27f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 28f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <string> 29f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <vector> 30f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/p2p/base/rawtransport.h" 31f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/common.h" 32f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/p2p/base/constants.h" 33f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/p2p/base/parsing.h" 34f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/p2p/base/sessionmanager.h" 35f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/p2p/base/rawtransportchannel.h" 36f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/xmllite/qname.h" 37f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/xmllite/xmlelement.h" 38f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/xmpp/constants.h" 39f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 40f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#if defined(FEATURE_ENABLE_PSTN) 41f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochnamespace cricket { 42f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 43731df977c0511bca2206b5f333555b1205ff1f43Iain MerrickRawTransport::RawTransport(talk_base::Thread* signaling_thread, 44731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick talk_base::Thread* worker_thread, 45f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch PortAllocator* allocator) 46731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick : Transport(signaling_thread, worker_thread, 47731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick NS_GINGLE_RAW, allocator) { 48f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 49f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 50f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochRawTransport::~RawTransport() { 51f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch DestroyAllChannels(); 52f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 53f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 54731df977c0511bca2206b5f333555b1205ff1f43Iain Merrickbool RawTransport::ParseCandidates(SignalingProtocol protocol, 55731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick const buzz::XmlElement* elem, 56f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch Candidates* candidates, 57f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ParseError* error) { 58f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ASSERT(elem->FirstChild() == NULL); 59f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch for (const buzz::XmlElement* cand_elem = elem->FirstElement(); 60f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch cand_elem != NULL; 61f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch cand_elem = cand_elem->NextElement()) { 62f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (cand_elem->Name() == QN_GINGLE_RAW_CHANNEL) { 63f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::SocketAddress addr; 64f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (!ParseRawAddress(cand_elem, &addr, error)) 65f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return false; 66f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 67f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch Candidate candidate; 68f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch candidate.set_name(cand_elem->Attr(buzz::QN_NAME)); 69f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch candidate.set_address(addr); 70f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch candidates->push_back(candidate); 71f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 72f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 73f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return true; 74f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 75f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 76731df977c0511bca2206b5f333555b1205ff1f43Iain Merrickbool RawTransport::WriteCandidates(SignalingProtocol protocol, 77731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick const Candidates& candidates, 783345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick XmlElements* candidate_elems, 793345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick WriteError* error) { 80f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch for (std::vector<Candidate>::const_iterator 81f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch cand = candidates.begin(); 82f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch cand != candidates.end(); 83f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ++cand) { 84f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ASSERT(cand->protocol() == "udp"); 85f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::SocketAddress addr = cand->address(); 86f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 87f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch buzz::XmlElement* elem = new buzz::XmlElement(QN_GINGLE_RAW_CHANNEL); 88731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick elem->SetAttr(buzz::QN_NAME, type()); 89f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch elem->SetAttr(QN_ADDRESS, addr.IPAsString()); 90f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch elem->SetAttr(QN_PORT, addr.PortAsString()); 91f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch candidate_elems->push_back(elem); 92f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 933345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick return true; 94f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 95f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 96f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochbool RawTransport::ParseRawAddress(const buzz::XmlElement* elem, 97f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::SocketAddress* addr, 98f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ParseError* error) { 99f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Make sure the required attributes exist 100f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (!elem->HasAttr(buzz::QN_NAME) || 101f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch !elem->HasAttr(QN_ADDRESS) || 102f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch !elem->HasAttr(QN_PORT)) { 103f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return BadParse("channel missing required attribute", error); 104f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 105f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 106f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Make sure the channel named actually exists. 107f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (!HasChannel(elem->Attr(buzz::QN_NAME))) 108f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return BadParse("channel named does not exist", error); 109f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 110f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Parse the address. 111f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (!ParseAddress(elem, QN_ADDRESS, QN_PORT, addr, error)) 112f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return false; 113f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 114f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return true; 115f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 116f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 117f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochTransportChannelImpl* RawTransport::CreateTransportChannel( 1183345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick const std::string& name, const std::string& content_type) { 1193345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick return new RawTransportChannel(name, content_type, this, 120f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch worker_thread(), 121f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch port_allocator()); 122f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 123f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 124f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid RawTransport::DestroyTransportChannel(TransportChannelImpl* channel) { 125f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch delete channel; 126f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 127f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 128f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} // namespace cricket 129f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // defined(FEATURE_ENABLE_PSTN) 130