Mercurial > hg
annotate mcabber/libjabber/jabber.h @ 430:d03663d2e7d9
Display error messages as specified in RFC3920 (9.3)
If possible, we display the child element corresponding to the stanza
error conditions defined in RFC3920. Error code and error text will
be displayed if available.
| author | Mikael Berthe <mikael@lilotux.net> |
|---|---|
| date | Sun, 11 Sep 2005 22:01:57 +0200 |
| parents | c3ae9251c197 |
| children | 98de2d166a11 |
| rev | line source |
|---|---|
| 25 | 1 /* |
| 2 * This program is free software; you can redistribute it and/or modify | |
| 3 * it under the terms of the GNU General Public License as published by | |
| 4 * the Free Software Foundation; either version 2 of the License, or | |
| 5 * (at your option) any later version. | |
| 6 * | |
| 7 * This program is distributed in the hope that it will be useful, | |
| 8 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 10 * GNU General Public License for more details. | |
| 11 * | |
| 12 * You should have received a copy of the GNU General Public License | |
| 13 * along with this program; if not, write to the Free Software | |
| 14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 15 * | |
| 16 * Jabber | |
| 17 * Copyright (C) 1998-1999 The Jabber Team http://jabber.org/ | |
| 18 */ | |
| 19 | |
| 20 #include <string.h> | |
| 21 #include <stdlib.h> | |
| 22 #include <sys/types.h> | |
| 23 #include <stdio.h> | |
| 24 #include <setjmp.h> | |
| 25 #include <sys/stat.h> | |
| 26 #include <fcntl.h> | |
| 27 #include <errno.h> | |
| 28 #include <signal.h> | |
| 29 #include <stdarg.h> | |
| 30 #include <syslog.h> | |
| 31 #include <strings.h> | |
| 32 #include <unistd.h> | |
| 33 #include <sys/socket.h> | |
| 34 #include <netinet/in.h> | |
| 35 #include <netdb.h> | |
| 36 #include <arpa/inet.h> | |
| 37 #include <ctype.h> | |
| 38 #include <time.h> | |
| 39 | |
| 40 #include "libxode.h" | |
| 56 | 41 #include "../connwrap/connwrap.h" |
| 25 | 42 |
| 43 #ifndef INCL_JABBER_H | |
| 44 #define INCL_JABBER_H | |
| 45 | |
| 46 #ifdef __cplusplus | |
| 47 extern "C" { | |
| 48 #endif | |
| 49 | |
| 50 /* --------------------------------------------------------- */ | |
| 51 /* */ | |
| 52 /* JID structures & constants */ | |
| 53 /* */ | |
| 54 /* --------------------------------------------------------- */ | |
| 55 #define JID_RESOURCE 1 | |
| 56 #define JID_USER 2 | |
| 57 #define JID_SERVER 4 | |
| 58 | |
| 59 typedef struct jid_struct | |
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60 { |
| 25 | 61 pool p; |
| 62 char* resource; | |
| 63 char* user; | |
| 64 char* server; | |
| 65 char* full; | |
| 66 struct jid_struct *next; /* for lists of jids */ | |
| 67 } *jid; | |
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68 |
| 25 | 69 jid jid_new(pool p, char *idstr); /* Creates a jabber id from the idstr */ |
| 70 | |
| 71 void jid_set(jid id, char *str, int item); /* Individually sets jid components */ | |
| 72 char* jid_full(jid id); /* Builds a string type=user/resource@server from the jid data */ | |
| 73 int jid_cmp(jid a, jid b); /* Compares two jid's, returns 0 for perfect match */ | |
| 74 int jid_cmpx(jid a, jid b, int parts); /* Compares just the parts specified as JID_|JID_ */ | |
| 75 jid jid_append(jid a, jid b); /* Appending b to a (list), no dups */ | |
| 76 xmlnode jid_xres(jid id); /* Returns xmlnode representation of the resource?query=string */ | |
| 77 xmlnode jid_nodescan(jid id, xmlnode x); /* Scans the children of the node for a matching jid attribute */ | |
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78 jid jid_user(jid a); /* returns the same jid but just of the user@host part */ |
| 25 | 79 |
| 80 | |
| 81 /* --------------------------------------------------------- */ | |
| 82 /* */ | |
| 83 /* JPacket structures & constants */ | |
| 84 /* */ | |
| 85 /* --------------------------------------------------------- */ | |
| 86 #define JPACKET_UNKNOWN 0x00 | |
| 87 #define JPACKET_MESSAGE 0x01 | |
| 88 #define JPACKET_PRESENCE 0x02 | |
| 89 #define JPACKET_IQ 0x04 | |
| 90 #define JPACKET_S10N 0x08 | |
| 91 | |
| 92 #define JPACKET__UNKNOWN 0 | |
| 93 #define JPACKET__NONE 1 | |
| 94 #define JPACKET__ERROR 2 | |
| 95 #define JPACKET__CHAT 3 | |
| 96 #define JPACKET__GROUPCHAT 4 | |
| 97 #define JPACKET__GET 5 | |
| 98 #define JPACKET__SET 6 | |
| 99 #define JPACKET__RESULT 7 | |
| 100 #define JPACKET__SUBSCRIBE 8 | |
| 101 #define JPACKET__SUBSCRIBED 9 | |
| 102 #define JPACKET__UNSUBSCRIBE 10 | |
| 103 #define JPACKET__UNSUBSCRIBED 11 | |
| 104 #define JPACKET__AVAILABLE 12 | |
| 105 #define JPACKET__UNAVAILABLE 13 | |
| 106 #define JPACKET__PROBE 14 | |
| 107 #define JPACKET__HEADLINE 15 | |
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108 #define JPACKET__INVISIBLE 16 |
| 25 | 109 |
| 110 typedef struct jpacket_struct | |
| 111 { | |
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112 unsigned char type; /**< stanza type (JPACKET_*) */ |
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113 int subtype; /**< subtype of a stanza */ |
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114 int flag; /**< used by the session manager to flag messages, that are read from offline storage */ |
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115 void* aux1; /**< pointer to data passed around with a jpacket, multiple use inside jsm */ |
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116 xmlnode x; /**< xmlnode containing the stanza inside the jpacket */ |
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117 jid to; /**< destination of the stanza */ |
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118 jid from; /**< source address for the stanza */ |
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119 char* iqns; /**< pointer to the namespace inside an IQ stanza */ |
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120 xmlnode iq; /**< "content" of an iq stanza, pointer to the element in its own namespace */ |
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121 pool p; /**< memory pool used for this stanza */ |
| 25 | 122 } *jpacket, _jpacket; |
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123 |
| 25 | 124 jpacket jpacket_new(xmlnode x); /* Creates a jabber packet from the xmlnode */ |
| 125 jpacket jpacket_reset(jpacket p); /* Resets the jpacket values based on the xmlnode */ | |
| 126 int jpacket_subtype(jpacket p); /* Returns the subtype value (looks at xmlnode for it) */ | |
| 127 | |
| 128 | |
| 129 /* --------------------------------------------------------- */ | |
| 130 /* */ | |
| 131 /* Presence Proxy DB structures & constants */ | |
| 132 /* */ | |
| 133 /* --------------------------------------------------------- */ | |
| 134 typedef struct ppdb_struct | |
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135 { |
| 25 | 136 jid id; /* entry data */ |
| 137 int pri; | |
| 138 xmlnode x; | |
| 139 struct ppdb_struct* user; /* linked list for user@server */ | |
| 140 pool p; /* db-level data */ | |
| 141 struct ppdb_struct* next; | |
| 142 } _ppdb, *ppdb; | |
| 143 | |
| 144 ppdb ppdb_insert(ppdb db, jid id, xmlnode x); /* Inserts presence into the proxy */ | |
| 145 xmlnode ppdb_primary(ppdb db, jid id); /* Fetches the matching primary presence for the id */ | |
| 146 void ppdb_free(ppdb db); /* Frees the db and all entries */ | |
| 147 xmlnode ppdb_get(ppdb db, jid id); /* Called successively to return each presence xmlnode */ | |
| 148 /* for the id and children, returns NULL at the end */ | |
| 149 | |
| 150 | |
| 151 /* --------------------------------------------------------- */ | |
| 152 /* */ | |
| 153 /* Simple Jabber Rate limit functions */ | |
| 154 /* */ | |
| 155 /* --------------------------------------------------------- */ | |
| 156 typedef struct jlimit_struct | |
| 157 { | |
| 158 char *key; | |
| 159 int start; | |
| 160 int points; | |
| 161 int maxt, maxp; | |
| 162 pool p; | |
| 163 } *jlimit, _jlimit; | |
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164 |
| 25 | 165 jlimit jlimit_new(int maxt, int maxp); |
| 166 void jlimit_free(jlimit r); | |
| 167 int jlimit_check(jlimit r, char *key, int points); | |
| 168 | |
| 169 | |
| 170 /* --------------------------------------------------------- */ | |
| 171 /* */ | |
| 172 /* Error structures & constants */ | |
| 173 /* */ | |
| 174 /* --------------------------------------------------------- */ | |
| 175 typedef struct terror_struct | |
| 176 { | |
| 177 int code; | |
| 178 char msg[64]; | |
| 179 } terror; | |
| 180 | |
| 181 #define TERROR_BAD (terror){400,"Bad Request"} | |
| 182 #define TERROR_AUTH (terror){401,"Unauthorized"} | |
| 183 #define TERROR_PAY (terror){402,"Payment Required"} | |
| 184 #define TERROR_FORBIDDEN (terror){403,"Forbidden"} | |
| 185 #define TERROR_NOTFOUND (terror){404,"Not Found"} | |
| 186 #define TERROR_NOTALLOWED (terror){405,"Not Allowed"} | |
| 187 #define TERROR_NOTACCEPTABLE (terror){406,"Not Acceptable"} | |
| 188 #define TERROR_REGISTER (terror){407,"Registration Required"} | |
| 189 #define TERROR_REQTIMEOUT (terror){408,"Request Timeout"} | |
| 190 #define TERROR_CONFLICT (terror){409,"Conflict"} | |
| 191 | |
| 192 #define TERROR_INTERNAL (terror){500,"Internal Server Error"} | |
| 193 #define TERROR_NOTIMPL (terror){501,"Not Implemented"} | |
| 194 #define TERROR_EXTERNAL (terror){502,"Remote Server Error"} | |
| 195 #define TERROR_UNAVAIL (terror){503,"Service Unavailable"} | |
| 196 #define TERROR_EXTTIMEOUT (terror){504,"Remote Server Timeout"} | |
| 197 #define TERROR_DISCONNECTED (terror){510,"Disconnected"} | |
| 198 | |
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199 /* we define this to signal that we support xterror */ |
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200 #define HAS_XTERROR |
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201 |
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202 typedef struct xterror_struct |
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203 { |
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204 int code; |
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205 char msg[256]; |
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206 char type[9]; |
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207 char condition[64]; |
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208 } xterror; |
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209 |
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210 #define XTERROR_BAD (xterror){400,"Bad Request","modify","bad-request"} |
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211 #define XTERROR_CONFLICT (xterror){409,"Conflict","cancel","conflict"} |
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212 #define XTERROR_NOTIMPL (xterror){501,"Not Implemented","cancel","feature-not-implemented"} |
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213 #define XTERROR_FORBIDDEN (xterror){403,"Forbidden","auth","forbidden"} |
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214 #define XTERROR_GONE (xterror){302,"Gone","modify","gone"} |
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215 #define XTERROR_INTERNAL (xterror){500,"Internal Server Error","wait","internal-server-error"} |
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216 #define XTERROR_NOTFOUND (xterror){404,"Not Found","cancel","item-not-found"} |
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217 #define XTERROR_JIDMALFORMED (xterror){400,"Bad Request","modify","jid-malformed"} |
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218 #define XTERROR_NOTACCEPTABLE (xterror){406,"Not Acceptable","modify","not-acceptable"} |
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219 #define XTERROR_NOTALLOWED (xterror){405,"Not Allowed","cancel","not-allowed"} |
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220 #define XTERROR_AUTH (xterror){401,"Unauthorized","auth","not-authorized"} |
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221 #define XTERROR_PAY (xterror){402,"Payment Required","auth","payment-required"} |
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222 #define XTERROR_RECIPIENTUNAVAIL (xterror){404,"Receipient Is Unavailable","wait","recipient-unavailable"} |
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223 #define XTERROR_REDIRECT (xterror){302,"Redirect","modify","redirect"} |
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224 #define XTERROR_REGISTER (xterror){407,"Registration Required","auth","registration-required"} |
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225 #define XTERROR_REMOTENOTFOUND (xterror){404,"Remote Server Not Found","cancel","remote-server-not-found"} |
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226 #define XTERROR_REMOTETIMEOUT (xterror){504,"Remote Server Timeout","wait","remote-server-timeout"} |
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227 #define XTERROR_RESCONSTRAINT (xterror){500,"Resource Constraint","wait","resource-constraint"} |
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228 #define XTERROR_UNAVAIL (xterror){503,"Service Unavailable","cancel","service-unavailable"} |
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229 #define XTERROR_SUBSCRIPTIONREQ (xterror){407,"Subscription Required","auth","subscription-required"} |
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230 #define XTERROR_UNDEF_CANCEL (xterror){500,NULL,"cancel","undefined-condition"} |
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231 #define XTERROR_UNDEF_CONTINUE (xterror){500,NULL,"continue","undefined-condition"} |
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232 #define XTERROR_UNDEF_MODIFY (xterror){500,NULL,"modify","undefined-condition"} |
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233 #define XTERROR_UNDEF_AUTH (xterror){500,NULL,"auth","undefined-condition"} |
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234 #define XTERROR_UNDEF_WAIT (xterror){500,NULL,"wait","undefined-condition"} |
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235 #define XTERROR_UNEXPECTED (xterror){400,"Unexpected Request","wait","unexpected-request"} |
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236 |
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237 #define XTERROR_REQTIMEOUT (xterror){408,"Request Timeout","wait","remote-server-timeout"} |
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238 #define XTERROR_EXTERNAL (xterror){502,"Remote Server Error","wait","service-unavailable"} |
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239 #define XTERROR_EXTTIMEOUT (xterror){504,"Remote Server Timeout","wait","remote-server-timeout"} |
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240 #define XTERROR_DISCONNECTED (xterror){510,"Disconnected","cancel","service-unavailable"} |
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241 |
| 25 | 242 /* --------------------------------------------------------- */ |
| 243 /* */ | |
| 244 /* Namespace constants */ | |
| 245 /* */ | |
| 246 /* --------------------------------------------------------- */ | |
| 247 #define NSCHECK(x,n) (j_strcmp(xmlnode_get_attrib(x,"xmlns"),n) == 0) | |
| 248 | |
| 249 #define NS_CLIENT "jabber:client" | |
| 250 #define NS_SERVER "jabber:server" | |
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251 #define NS_DIALBACK "jabber:server:dialback" |
| 25 | 252 #define NS_AUTH "jabber:iq:auth" |
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253 #define NS_AUTH_CRYPT "jabber:iq:auth:crypt" |
| 25 | 254 #define NS_REGISTER "jabber:iq:register" |
| 255 #define NS_ROSTER "jabber:iq:roster" | |
| 256 #define NS_OFFLINE "jabber:x:offline" | |
| 257 #define NS_AGENT "jabber:iq:agent" | |
| 258 #define NS_AGENTS "jabber:iq:agents" | |
| 259 #define NS_DELAY "jabber:x:delay" | |
| 260 #define NS_VERSION "jabber:iq:version" | |
| 261 #define NS_TIME "jabber:iq:time" | |
| 262 #define NS_VCARD "vcard-temp" | |
| 263 #define NS_PRIVATE "jabber:iq:private" | |
| 264 #define NS_SEARCH "jabber:iq:search" | |
| 265 #define NS_OOB "jabber:iq:oob" | |
| 266 #define NS_XOOB "jabber:x:oob" | |
| 267 #define NS_ADMIN "jabber:iq:admin" | |
| 268 #define NS_FILTER "jabber:iq:filter" | |
| 269 #define NS_AUTH_0K "jabber:iq:auth:0k" | |
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270 #define NS_BROWSE "jabber:iq:browse" |
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271 #define NS_EVENT "jabber:x:event" |
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272 #define NS_CONFERENCE "jabber:iq:conference" |
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273 #define NS_SIGNED "jabber:x:signed" |
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274 #define NS_ENCRYPTED "jabber:x:encrypted" |
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275 #define NS_GATEWAY "jabber:iq:gateway" |
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276 #define NS_LAST "jabber:iq:last" |
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277 #define NS_ENVELOPE "jabber:x:envelope" |
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278 #define NS_EXPIRE "jabber:x:expire" |
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279 #define NS_XHTML "http://www.w3.org/1999/xhtml" |
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280 #define NS_DISCO_INFO "http://jabber.org/protocol/disco#info" |
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281 #define NS_DISCO_ITEMS "http://jabber.org/protocol/disco#items" |
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282 #define NS_IQ_AUTH "http://jabber.org/features/iq-auth" |
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283 #define NS_REGISTER_FEATURE "http://jabber.org/features/iq-register" |
| 25 | 284 |
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285 #define NS_XDBGINSERT "jabber:xdb:ginsert" |
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286 #define NS_XDBNSLIST "jabber:xdb:nslist" |
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287 |
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288 #define NS_XMPP_STANZAS "urn:ietf:params:xml:ns:xmpp-stanzas" |
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289 #define NS_XMPP_TLS "urn:ietf:params:xml:ns:xmpp-tls" |
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290 #define NS_XMPP_STREAMS "urn:ietf:params:xml:ns:xmpp-streams" |
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291 |
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292 #define NS_JABBERD_STOREDPRESENCE "http://jabberd.org/ns/storedpresence" |
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293 #define NS_JABBERD_HISTORY "http://jabberd.org/ns/history" |
| 25 | 294 |
| 295 /* --------------------------------------------------------- */ | |
| 296 /* */ | |
| 297 /* Message Types */ | |
| 298 /* */ | |
| 299 /* --------------------------------------------------------- */ | |
| 300 #define TMSG_NORMAL "normal" | |
| 301 #define TMSG_ERROR "error" | |
| 302 #define TMSG_CHAT "chat" | |
| 303 #define TMSG_GROUPCHAT "groupchat" | |
| 304 #define TMSG_HEADLINE "headline" | |
| 305 | |
| 306 | |
| 307 /* --------------------------------------------------------- */ | |
| 308 /* */ | |
| 309 /* JUtil functions */ | |
| 310 /* */ | |
| 311 /* --------------------------------------------------------- */ | |
| 312 xmlnode jutil_presnew(int type, char *to, char *status); /* Create a skeleton presence packet */ | |
| 313 xmlnode jutil_iqnew(int type, char *ns); /* Create a skeleton iq packet */ | |
| 314 xmlnode jutil_msgnew(char *type, char *to, char *subj, char *body); | |
| 315 /* Create a skeleton message packet */ | |
| 316 xmlnode jutil_header(char* xmlns, char* server); /* Create a skeleton stream packet */ | |
| 317 int jutil_priority(xmlnode x); /* Determine priority of this packet */ | |
| 318 void jutil_tofrom(xmlnode x); /* Swaps to/from fields on a packet */ | |
| 319 xmlnode jutil_iqresult(xmlnode x); /* Generate a skeleton iq/result, given a iq/query */ | |
| 320 char* jutil_timestamp(void); /* Get stringified timestamp */ | |
| 321 void jutil_error(xmlnode x, terror E); /* Append an <error> node to x */ | |
| 322 void jutil_delay(xmlnode msg, char *reason); /* Append a delay packet to msg */ | |
| 323 char* jutil_regkey(char *key, char *seed); /* pass a seed to generate a key, pass the key again to validate (returns it) */ | |
| 324 | |
| 325 | |
| 326 /* --------------------------------------------------------- */ | |
| 327 /* */ | |
| 328 /* JConn structures & functions */ | |
| 329 /* */ | |
| 330 /* --------------------------------------------------------- */ | |
| 331 #define JCONN_STATE_OFF 0 | |
| 332 #define JCONN_STATE_CONNECTED 1 | |
| 333 #define JCONN_STATE_ON 2 | |
| 334 #define JCONN_STATE_AUTH 3 | |
| 335 #define JCONN_STATE_CONNECTING 4 | |
| 336 | |
| 337 typedef struct jconn_struct | |
| 338 { | |
| 339 /* Core structure */ | |
| 56 | 340 pool p; /* Memory allocation pool */ |
| 341 int state; /* Connection state flag */ | |
| 342 int cw_state; /* Low level connection state flag */ | |
| 343 int fd; /* Connection file descriptor */ | |
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344 char *server; /* The server we'll connect too */ |
| 25 | 345 int port; |
| 346 int ssl; | |
| 56 | 347 jid user; /* User info */ |
| 348 char *pass; /* User passwd */ | |
| 25 | 349 |
| 350 /* Stream stuff */ | |
| 56 | 351 int id; /* id counter for jab_getid() function */ |
| 352 char idbuf[9]; /* temporary storage for jab_getid() */ | |
| 353 char *sid; /* stream id from server, for digest auth */ | |
| 354 XML_Parser parser; /* Parser instance */ | |
| 355 xmlnode current; /* Current node in parsing instance.. */ | |
| 25 | 356 |
| 357 /* Event callback ptrs */ | |
| 358 void (*on_state)(struct jconn_struct *j, int state); | |
| 359 void (*on_packet)(struct jconn_struct *j, jpacket p); | |
| 360 void (*logger)(struct jconn_struct *j, int inout, const char *p); | |
| 361 | |
| 362 } *jconn, jconn_struct; | |
| 363 | |
| 364 typedef void (*jconn_state_h)(jconn j, int state); | |
| 365 typedef void (*jconn_packet_h)(jconn j, jpacket p); | |
| 366 typedef void (*jconn_logger)(jconn j, int inout, const char *p); | |
| 367 | |
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368 jconn jab_new(char *user, char *pass, char *server, int port, int ssl); |
| 25 | 369 void jab_delete(jconn j); |
| 370 void jab_state_handler(jconn j, jconn_state_h h); | |
| 371 void jab_packet_handler(jconn j, jconn_packet_h h); | |
| 372 void jab_logger(jconn j, jconn_logger h); | |
| 373 void jab_start(jconn j); | |
| 374 void jab_stop(jconn j); | |
| 375 | |
| 376 int jab_getfd(jconn j); | |
| 377 jid jab_getjid(jconn j); | |
| 378 char *jab_getsid(jconn j); | |
| 379 char *jab_getid(jconn j); | |
| 380 | |
| 381 void jab_send(jconn j, xmlnode x); | |
| 382 void jab_send_raw(jconn j, const char *str); | |
| 383 void jab_recv(jconn j); | |
| 384 void jab_poll(jconn j, int timeout); | |
| 385 | |
| 386 char *jab_auth(jconn j); | |
| 387 char *jab_reg(jconn j); | |
| 388 | |
| 389 #ifdef __cplusplus | |
| 390 } | |
| 391 #endif | |
| 392 | |
| 393 #endif /* INCL_JABBER_H */ |