• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * libjingle
3  * Copyright 2004--2005, 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/p2p/base/constants.h"
29 
30 #include <string>
31 
32 #include "webrtc/libjingle/xmllite/qname.h"
33 
34 namespace cricket {
35 
36 const char NS_EMPTY[] = "";
37 const char NS_JINGLE[] = "urn:xmpp:jingle:1";
38 const char NS_JINGLE_DRAFT[] = "google:jingle";
39 const char NS_GINGLE[] = "http://www.google.com/session";
40 
41 // actions (aka <session> or <jingle>)
42 const buzz::StaticQName QN_ACTION = { NS_EMPTY, "action" };
43 const char LN_INITIATOR[] = "initiator";
44 const buzz::StaticQName QN_INITIATOR = { NS_EMPTY, LN_INITIATOR };
45 const buzz::StaticQName QN_CREATOR = { NS_EMPTY, "creator" };
46 
47 const buzz::StaticQName QN_JINGLE = { NS_JINGLE, "jingle" };
48 const buzz::StaticQName QN_JINGLE_CONTENT = { NS_JINGLE, "content" };
49 const buzz::StaticQName QN_JINGLE_CONTENT_NAME = { NS_EMPTY, "name" };
50 const buzz::StaticQName QN_JINGLE_CONTENT_MEDIA = { NS_EMPTY, "media" };
51 const buzz::StaticQName QN_JINGLE_REASON = { NS_JINGLE, "reason" };
52 const buzz::StaticQName QN_JINGLE_DRAFT_GROUP = { NS_JINGLE_DRAFT, "group" };
53 const buzz::StaticQName QN_JINGLE_DRAFT_GROUP_TYPE = { NS_EMPTY, "type" };
54 const char JINGLE_CONTENT_MEDIA_AUDIO[] = "audio";
55 const char JINGLE_CONTENT_MEDIA_VIDEO[] = "video";
56 const char JINGLE_CONTENT_MEDIA_DATA[] = "data";
57 const char JINGLE_ACTION_SESSION_INITIATE[] = "session-initiate";
58 const char JINGLE_ACTION_SESSION_INFO[] = "session-info";
59 const char JINGLE_ACTION_SESSION_ACCEPT[] = "session-accept";
60 const char JINGLE_ACTION_SESSION_TERMINATE[] = "session-terminate";
61 const char JINGLE_ACTION_TRANSPORT_INFO[] = "transport-info";
62 const char JINGLE_ACTION_TRANSPORT_ACCEPT[] = "transport-accept";
63 const char JINGLE_ACTION_DESCRIPTION_INFO[] = "description-info";
64 
65 const buzz::StaticQName QN_GINGLE_SESSION = { NS_GINGLE, "session" };
66 const char GINGLE_ACTION_INITIATE[] = "initiate";
67 const char GINGLE_ACTION_INFO[] = "info";
68 const char GINGLE_ACTION_ACCEPT[] = "accept";
69 const char GINGLE_ACTION_REJECT[] = "reject";
70 const char GINGLE_ACTION_TERMINATE[] = "terminate";
71 const char GINGLE_ACTION_CANDIDATES[] = "candidates";
72 const char GINGLE_ACTION_UPDATE[] = "update";
73 
74 const char LN_ERROR[] = "error";
75 const buzz::StaticQName QN_GINGLE_REDIRECT = { NS_GINGLE, "redirect" };
76 const char STR_REDIRECT_PREFIX[] = "xmpp:";
77 
78 // Session Contents (aka Gingle <session><description>
79 //                   or Jingle <content><description>)
80 const char LN_DESCRIPTION[] = "description";
81 const char LN_PAYLOADTYPE[] = "payload-type";
82 const buzz::StaticQName QN_ID = { NS_EMPTY, "id" };
83 const buzz::StaticQName QN_SID = { NS_EMPTY, "sid" };
84 const buzz::StaticQName QN_NAME = { NS_EMPTY, "name" };
85 const buzz::StaticQName QN_CLOCKRATE = { NS_EMPTY, "clockrate" };
86 const buzz::StaticQName QN_BITRATE = { NS_EMPTY, "bitrate" };
87 const buzz::StaticQName QN_CHANNELS = { NS_EMPTY, "channels" };
88 const buzz::StaticQName QN_WIDTH = { NS_EMPTY, "width" };
89 const buzz::StaticQName QN_HEIGHT = { NS_EMPTY, "height" };
90 const buzz::StaticQName QN_FRAMERATE = { NS_EMPTY, "framerate" };
91 const char LN_NAME[] = "name";
92 const char LN_VALUE[] = "value";
93 const buzz::StaticQName QN_PAYLOADTYPE_PARAMETER_NAME = { NS_EMPTY, LN_NAME };
94 const buzz::StaticQName QN_PAYLOADTYPE_PARAMETER_VALUE = { NS_EMPTY, LN_VALUE };
95 const char PAYLOADTYPE_PARAMETER_BITRATE[] = "bitrate";
96 const char PAYLOADTYPE_PARAMETER_HEIGHT[] = "height";
97 const char PAYLOADTYPE_PARAMETER_WIDTH[] = "width";
98 const char PAYLOADTYPE_PARAMETER_FRAMERATE[] = "framerate";
99 const char LN_BANDWIDTH[] = "bandwidth";
100 
101 const char CN_AUDIO[] = "audio";
102 const char CN_VIDEO[] = "video";
103 const char CN_DATA[] = "data";
104 const char CN_OTHER[] = "main";
105 // other SDP related strings
106 const char GROUP_TYPE_BUNDLE[] = "BUNDLE";
107 
108 const char NS_JINGLE_RTP[] = "urn:xmpp:jingle:apps:rtp:1";
109 const buzz::StaticQName QN_JINGLE_RTP_CONTENT =
110     { NS_JINGLE_RTP, LN_DESCRIPTION };
111 const buzz::StaticQName QN_SSRC = { NS_EMPTY, "ssrc" };
112 const buzz::StaticQName QN_JINGLE_RTP_PAYLOADTYPE =
113     { NS_JINGLE_RTP, LN_PAYLOADTYPE };
114 const buzz::StaticQName QN_JINGLE_RTP_BANDWIDTH =
115     { NS_JINGLE_RTP, LN_BANDWIDTH };
116 const buzz::StaticQName QN_JINGLE_RTCP_MUX = { NS_JINGLE_RTP, "rtcp-mux" };
117 const buzz::StaticQName QN_JINGLE_RTCP_FB = { NS_JINGLE_RTP, "rtcp-fb" };
118 const buzz::StaticQName QN_SUBTYPE = { NS_EMPTY, "subtype" };
119 const buzz::StaticQName QN_PARAMETER = { NS_JINGLE_RTP, "parameter" };
120 const buzz::StaticQName QN_JINGLE_RTP_HDREXT =
121     { NS_JINGLE_RTP, "rtp-hdrext" };
122 const buzz::StaticQName QN_URI = { NS_EMPTY, "uri" };
123 
124 const char NS_JINGLE_DRAFT_SCTP[] = "google:jingle:sctp";
125 const buzz::StaticQName QN_JINGLE_DRAFT_SCTP_CONTENT =
126     { NS_JINGLE_DRAFT_SCTP, LN_DESCRIPTION };
127 const buzz::StaticQName QN_JINGLE_DRAFT_SCTP_STREAM =
128     { NS_JINGLE_DRAFT_SCTP, "stream" };
129 
130 const char NS_GINGLE_AUDIO[] = "http://www.google.com/session/phone";
131 const buzz::StaticQName QN_GINGLE_AUDIO_CONTENT =
132     { NS_GINGLE_AUDIO, LN_DESCRIPTION };
133 const buzz::StaticQName QN_GINGLE_AUDIO_PAYLOADTYPE =
134     { NS_GINGLE_AUDIO, LN_PAYLOADTYPE };
135 const buzz::StaticQName QN_GINGLE_AUDIO_SRCID = { NS_GINGLE_AUDIO, "src-id" };
136 const char NS_GINGLE_VIDEO[] = "http://www.google.com/session/video";
137 const buzz::StaticQName QN_GINGLE_VIDEO_CONTENT =
138     { NS_GINGLE_VIDEO, LN_DESCRIPTION };
139 const buzz::StaticQName QN_GINGLE_VIDEO_PAYLOADTYPE =
140     { NS_GINGLE_VIDEO, LN_PAYLOADTYPE };
141 const buzz::StaticQName QN_GINGLE_VIDEO_SRCID = { NS_GINGLE_VIDEO, "src-id" };
142 const buzz::StaticQName QN_GINGLE_VIDEO_BANDWIDTH =
143     { NS_GINGLE_VIDEO, LN_BANDWIDTH };
144 
145 // Crypto support.
146 const buzz::StaticQName QN_ENCRYPTION = { NS_JINGLE_RTP, "encryption" };
147 const buzz::StaticQName QN_ENCRYPTION_REQUIRED = { NS_EMPTY, "required" };
148 const buzz::StaticQName QN_CRYPTO = { NS_JINGLE_RTP, "crypto" };
149 const buzz::StaticQName QN_GINGLE_AUDIO_CRYPTO_USAGE =
150     { NS_GINGLE_AUDIO, "usage" };
151 const buzz::StaticQName QN_GINGLE_VIDEO_CRYPTO_USAGE =
152     { NS_GINGLE_VIDEO, "usage" };
153 const buzz::StaticQName QN_CRYPTO_SUITE = { NS_EMPTY, "crypto-suite" };
154 const buzz::StaticQName QN_CRYPTO_KEY_PARAMS = { NS_EMPTY, "key-params" };
155 const buzz::StaticQName QN_CRYPTO_TAG = { NS_EMPTY, "tag" };
156 const buzz::StaticQName QN_CRYPTO_SESSION_PARAMS =
157     { NS_EMPTY, "session-params" };
158 
159 // Transports and candidates.
160 const char LN_TRANSPORT[] = "transport";
161 const char LN_CANDIDATE[] = "candidate";
162 const buzz::StaticQName QN_UFRAG = { cricket::NS_EMPTY, "ufrag" };
163 const buzz::StaticQName QN_PWD = { cricket::NS_EMPTY, "pwd" };
164 const buzz::StaticQName QN_COMPONENT = { cricket::NS_EMPTY, "component" };
165 const buzz::StaticQName QN_IP = { cricket::NS_EMPTY, "ip" };
166 const buzz::StaticQName QN_PORT = { cricket::NS_EMPTY, "port" };
167 const buzz::StaticQName QN_NETWORK = { cricket::NS_EMPTY, "network" };
168 const buzz::StaticQName QN_GENERATION = { cricket::NS_EMPTY, "generation" };
169 const buzz::StaticQName QN_PRIORITY = { cricket::NS_EMPTY, "priority" };
170 const buzz::StaticQName QN_PROTOCOL = { cricket::NS_EMPTY, "protocol" };
171 const char ICE_CANDIDATE_TYPE_PEER_STUN[] = "prflx";
172 const char ICE_CANDIDATE_TYPE_SERVER_STUN[] = "srflx";
173 // Minimum ufrag length is 4 characters as per RFC5245. We chose 16 because
174 // some internal systems expect username to be 16 bytes.
175 const int ICE_UFRAG_LENGTH = 16;
176 // Minimum password length of 22 characters as per RFC5245. We chose 24 because
177 // some internal systems expect password to be multiple of 4.
178 const int ICE_PWD_LENGTH = 24;
179 const size_t ICE_UFRAG_MIN_LENGTH = 4;
180 const size_t ICE_PWD_MIN_LENGTH = 22;
181 const size_t ICE_UFRAG_MAX_LENGTH = 255;
182 const size_t ICE_PWD_MAX_LENGTH = 256;
183 // TODO: This is media-specific, so might belong
184 // somewhere like media/base/constants.h
185 const int ICE_CANDIDATE_COMPONENT_RTP = 1;
186 const int ICE_CANDIDATE_COMPONENT_RTCP = 2;
187 const int ICE_CANDIDATE_COMPONENT_DEFAULT = 1;
188 
189 const buzz::StaticQName QN_FINGERPRINT = { cricket::NS_EMPTY, "fingerprint" };
190 const buzz::StaticQName QN_FINGERPRINT_ALGORITHM =
191     { cricket::NS_EMPTY, "algorithm" };
192 const buzz::StaticQName QN_FINGERPRINT_DIGEST = { cricket::NS_EMPTY, "digest" };
193 
194 const char NS_JINGLE_ICE_UDP[] = "urn:xmpp:jingle:transports:ice-udp:1";
195 
196 const char ICE_OPTION_GICE[] = "google-ice";
197 const char NS_GINGLE_P2P[] = "http://www.google.com/transport/p2p";
198 const buzz::StaticQName QN_GINGLE_P2P_TRANSPORT =
199     { NS_GINGLE_P2P, LN_TRANSPORT };
200 const buzz::StaticQName QN_GINGLE_P2P_CANDIDATE =
201     { NS_GINGLE_P2P, LN_CANDIDATE };
202 const buzz::StaticQName QN_GINGLE_P2P_UNKNOWN_CHANNEL_NAME =
203     { NS_GINGLE_P2P, "unknown-channel-name" };
204 const buzz::StaticQName QN_GINGLE_CANDIDATE = { NS_GINGLE, LN_CANDIDATE };
205 const buzz::StaticQName QN_ADDRESS = { cricket::NS_EMPTY, "address" };
206 const buzz::StaticQName QN_USERNAME = { cricket::NS_EMPTY, "username" };
207 const buzz::StaticQName QN_PASSWORD = { cricket::NS_EMPTY, "password" };
208 const buzz::StaticQName QN_PREFERENCE = { cricket::NS_EMPTY, "preference" };
209 const char GICE_CHANNEL_NAME_RTP[] = "rtp";
210 const char GICE_CHANNEL_NAME_RTCP[] = "rtcp";
211 const char GICE_CHANNEL_NAME_VIDEO_RTP[] = "video_rtp";
212 const char GICE_CHANNEL_NAME_VIDEO_RTCP[] = "video_rtcp";
213 const char GICE_CHANNEL_NAME_DATA_RTP[] = "data_rtp";
214 const char GICE_CHANNEL_NAME_DATA_RTCP[] = "data_rtcp";
215 
216 // terminate reasons and errors
217 const char JINGLE_ERROR_BAD_REQUEST[] = "bad-request";
218 const char JINGLE_ERROR_OUT_OF_ORDER[] = "out-of-order";
219 const char JINGLE_ERROR_UNKNOWN_SESSION[] = "unknown-session";
220 
221 // Call terminate reasons from XEP-166
222 const char STR_TERMINATE_DECLINE[] = "decline";
223 const char STR_TERMINATE_SUCCESS[] = "success";
224 const char STR_TERMINATE_ERROR[] = "general-error";
225 const char STR_TERMINATE_INCOMPATIBLE_PARAMETERS[] = "incompatible-parameters";
226 
227 // Old terminate reasons used by cricket
228 const char STR_TERMINATE_CALL_ENDED[] = "call-ended";
229 const char STR_TERMINATE_RECIPIENT_UNAVAILABLE[] = "recipient-unavailable";
230 const char STR_TERMINATE_RECIPIENT_BUSY[] = "recipient-busy";
231 const char STR_TERMINATE_INSUFFICIENT_FUNDS[] = "insufficient-funds";
232 const char STR_TERMINATE_NUMBER_MALFORMED[] = "number-malformed";
233 const char STR_TERMINATE_NUMBER_DISALLOWED[] = "number-disallowed";
234 const char STR_TERMINATE_PROTOCOL_ERROR[] = "protocol-error";
235 const char STR_TERMINATE_INTERNAL_SERVER_ERROR[] = "internal-server-error";
236 const char STR_TERMINATE_UNKNOWN_ERROR[] = "unknown-error";
237 
238 // Draft view and notify messages.
239 const char STR_JINGLE_DRAFT_CONTENT_NAME_VIDEO[] = "video";
240 const char STR_JINGLE_DRAFT_CONTENT_NAME_AUDIO[] = "audio";
241 const buzz::StaticQName QN_NICK = { cricket::NS_EMPTY, "nick" };
242 const buzz::StaticQName QN_TYPE = { cricket::NS_EMPTY, "type" };
243 const buzz::StaticQName QN_JINGLE_DRAFT_VIEW = { NS_JINGLE_DRAFT, "view" };
244 const char STR_JINGLE_DRAFT_VIEW_TYPE_NONE[] = "none";
245 const char STR_JINGLE_DRAFT_VIEW_TYPE_STATIC[] = "static";
246 const buzz::StaticQName QN_JINGLE_DRAFT_PARAMS = { NS_JINGLE_DRAFT, "params" };
247 const buzz::StaticQName QN_JINGLE_DRAFT_STREAMS = { NS_JINGLE_DRAFT, "streams" };
248 const buzz::StaticQName QN_JINGLE_DRAFT_STREAM = { NS_JINGLE_DRAFT, "stream" };
249 const buzz::StaticQName QN_DISPLAY = { cricket::NS_EMPTY, "display" };
250 const buzz::StaticQName QN_CNAME = { cricket::NS_EMPTY, "cname" };
251 const buzz::StaticQName QN_JINGLE_DRAFT_SSRC = { NS_JINGLE_DRAFT, "ssrc" };
252 const buzz::StaticQName QN_JINGLE_DRAFT_SSRC_GROUP =
253     { NS_JINGLE_DRAFT, "ssrc-group" };
254 const buzz::StaticQName QN_SEMANTICS = { cricket::NS_EMPTY, "semantics" };
255 const buzz::StaticQName QN_JINGLE_LEGACY_NOTIFY = { NS_JINGLE_DRAFT, "notify" };
256 const buzz::StaticQName QN_JINGLE_LEGACY_SOURCE = { NS_JINGLE_DRAFT, "source" };
257 
258 const char NS_GINGLE_RAW[] = "http://www.google.com/transport/raw-udp";
259 const buzz::StaticQName QN_GINGLE_RAW_TRANSPORT = { NS_GINGLE_RAW, "transport" };
260 const buzz::StaticQName QN_GINGLE_RAW_CHANNEL = { NS_GINGLE_RAW, "channel" };
261 
262 // old stuff
263 #ifdef FEATURE_ENABLE_VOICEMAIL
264 const char NS_VOICEMAIL[] = "http://www.google.com/session/voicemail";
265 const buzz::StaticQName QN_VOICEMAIL_REGARDING = { NS_VOICEMAIL, "regarding" };
266 #endif
267 
268 // From RFC 4145, SDP setup attribute values.
269 const char CONNECTIONROLE_ACTIVE_STR[] = "active";
270 const char CONNECTIONROLE_PASSIVE_STR[] = "passive";
271 const char CONNECTIONROLE_ACTPASS_STR[] = "actpass";
272 const char CONNECTIONROLE_HOLDCONN_STR[] = "holdconn";
273 
274 }  // namespace cricket
275