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source: webrtc/talk/xmpp/jingleinfotask.cc @ 0:4bda6873e34c

pub_scrub_3792 tip
Last change on this file since 0:4bda6873e34c was 0:4bda6873e34c, checked in by Michael Prittie <mprittie@…>, 6 years ago

Scrubbed password for publication.

File size: 4.6 KB
Line 
1/*
2 * libjingle
3 * Copyright 2010, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include "talk/xmpp/jingleinfotask.h"
29
30#include "talk/base/socketaddress.h"
31#include "talk/xmpp/constants.h"
32#include "talk/xmpp/xmppclient.h"
33#include "talk/xmpp/xmpptask.h"
34
35namespace buzz {
36
37class JingleInfoTask::JingleInfoGetTask : public XmppTask {
38 public:
39  explicit JingleInfoGetTask(XmppTaskParentInterface* parent)
40      : XmppTask(parent, XmppEngine::HL_SINGLE),
41        done_(false) {}
42
43  virtual int ProcessStart() {
44    talk_base::scoped_ptr<XmlElement> get(
45        MakeIq(STR_GET, Jid(), task_id()));
46    get->AddElement(new XmlElement(QN_JINGLE_INFO_QUERY, true));
47    if (SendStanza(get.get()) != XMPP_RETURN_OK) {
48      return STATE_ERROR;
49    }
50    return STATE_RESPONSE;
51  }
52  virtual int ProcessResponse() {
53    if (done_)
54      return STATE_DONE;
55    return STATE_BLOCKED;
56  }
57
58 protected:
59  virtual bool HandleStanza(const XmlElement * stanza) {
60    if (!MatchResponseIq(stanza, Jid(), task_id()))
61      return false;
62
63    if (stanza->Attr(QN_TYPE) != STR_RESULT)
64      return false;
65
66    // Queue the stanza with the parent so these don't get handled out of order
67    JingleInfoTask* parent = static_cast<JingleInfoTask*>(GetParent());
68    parent->QueueStanza(stanza);
69
70    // Wake ourselves so we can go into the done state
71    done_ = true;
72    Wake();
73    return true;
74  }
75
76  bool done_;
77};
78
79
80void JingleInfoTask::RefreshJingleInfoNow() {
81  JingleInfoGetTask* get_task = new JingleInfoGetTask(this);
82  get_task->Start();
83}
84
85bool
86JingleInfoTask::HandleStanza(const XmlElement * stanza) {
87  if (!MatchRequestIq(stanza, "set", QN_JINGLE_INFO_QUERY))
88    return false;
89
90  // only respect relay push from the server
91  Jid from(stanza->Attr(QN_FROM));
92  if (!from.IsEmpty() &&
93      !from.BareEquals(GetClient()->jid()) &&
94      from != Jid(GetClient()->jid().domain()))
95    return false;
96
97  QueueStanza(stanza);
98  return true;
99}
100
101int
102JingleInfoTask::ProcessStart() {
103  std::vector<std::string> relay_hosts;
104  std::vector<talk_base::SocketAddress> stun_hosts;
105  std::string relay_token;
106  const XmlElement * stanza = NextStanza();
107  if (stanza == NULL)
108    return STATE_BLOCKED;
109  const XmlElement * query = stanza->FirstNamed(QN_JINGLE_INFO_QUERY);
110  if (query == NULL)
111    return STATE_START;
112  const XmlElement *stun = query->FirstNamed(QN_JINGLE_INFO_STUN);
113  if (stun) {
114    for (const XmlElement *server = stun->FirstNamed(QN_JINGLE_INFO_SERVER);
115         server != NULL; server = server->NextNamed(QN_JINGLE_INFO_SERVER)) {
116      std::string host = server->Attr(QN_JINGLE_INFO_HOST);
117      std::string port = server->Attr(QN_JINGLE_INFO_UDP);
118      if (host != STR_EMPTY && host != STR_EMPTY) {
119        stun_hosts.push_back(talk_base::SocketAddress(host, atoi(port.c_str())));
120      }
121    }
122  }
123
124  const XmlElement *relay = query->FirstNamed(QN_JINGLE_INFO_RELAY);
125  if (relay) {
126    relay_token = relay->TextNamed(QN_JINGLE_INFO_TOKEN);
127    for (const XmlElement *server = relay->FirstNamed(QN_JINGLE_INFO_SERVER);
128         server != NULL; server = server->NextNamed(QN_JINGLE_INFO_SERVER)) {
129      std::string host = server->Attr(QN_JINGLE_INFO_HOST);
130      if (host != STR_EMPTY) {
131        relay_hosts.push_back(host);
132      }
133    }
134  }
135  SignalJingleInfo(relay_token, relay_hosts, stun_hosts);
136  return STATE_START;
137}
138}
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