author | Mikael Berthe <mikael@lilotux.net> |
Wed, 01 Nov 2006 23:40:48 +0100 | |
changeset 995 | c89e7993c4d9 |
parent 987 | f47e312560af |
child 1134 | 995dde656033 |
permissions | -rw-r--r-- |
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/* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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* |
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* Jabber |
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* Copyright (C) 1998-1999 The Jabber Team http://jabber.org/ |
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*/ |
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#include <string.h> |
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#include <stdlib.h> |
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#include <sys/types.h> |
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#include <stdio.h> |
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#include <setjmp.h> |
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#include <sys/stat.h> |
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#include <fcntl.h> |
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#include <errno.h> |
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#include <signal.h> |
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#include <stdarg.h> |
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#include <syslog.h> |
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#include <strings.h> |
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#include <unistd.h> |
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#include <sys/socket.h> |
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#include <netinet/in.h> |
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#include <netdb.h> |
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#include <arpa/inet.h> |
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#include <ctype.h> |
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#include <time.h> |
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#include "libxode.h" |
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#include "../connwrap/connwrap.h" |
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#ifndef INCL_JABBER_H |
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#define INCL_JABBER_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* --------------------------------------------------------- */ |
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/* */ |
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/* JID structures & constants */ |
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/* */ |
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/* --------------------------------------------------------- */ |
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#define JID_RESOURCE 1 |
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#define JID_USER 2 |
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#define JID_SERVER 4 |
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typedef struct jid_struct |
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{ |
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pool p; |
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char* resource; |
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char* user; |
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char* server; |
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char* full; |
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struct jid_struct *next; /* for lists of jids */ |
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} *jid; |
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jid jid_new(pool p, char *idstr); /* Creates a jabber id from the idstr */ |
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void jid_set(jid id, char *str, int item); /* Individually sets jid components */ |
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char* jid_full(jid id); /* Builds a string type=user/resource@server from the jid data */ |
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int jid_cmp(jid a, jid b); /* Compares two jid's, returns 0 for perfect match */ |
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int jid_cmpx(jid a, jid b, int parts); /* Compares just the parts specified as JID_|JID_ */ |
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jid jid_append(jid a, jid b); /* Appending b to a (list), no dups */ |
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xmlnode jid_xres(jid id); /* Returns xmlnode representation of the resource?query=string */ |
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xmlnode jid_nodescan(jid id, xmlnode x); /* Scans the children of the node for a matching jid attribute */ |
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jid jid_user(jid a); /* returns the same jid but just of the user@host part */ |
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/* --------------------------------------------------------- */ |
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/* */ |
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/* JPacket structures & constants */ |
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/* */ |
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/* --------------------------------------------------------- */ |
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#define JPACKET_UNKNOWN 0x00 |
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#define JPACKET_MESSAGE 0x01 |
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#define JPACKET_PRESENCE 0x02 |
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#define JPACKET_IQ 0x04 |
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#define JPACKET_S10N 0x08 |
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#define JPACKET__UNKNOWN 0 |
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#define JPACKET__NONE 1 |
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#define JPACKET__ERROR 2 |
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#define JPACKET__CHAT 3 |
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#define JPACKET__GROUPCHAT 4 |
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#define JPACKET__GET 5 |
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#define JPACKET__SET 6 |
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#define JPACKET__RESULT 7 |
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#define JPACKET__SUBSCRIBE 8 |
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#define JPACKET__SUBSCRIBED 9 |
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#define JPACKET__UNSUBSCRIBE 10 |
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#define JPACKET__UNSUBSCRIBED 11 |
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#define JPACKET__AVAILABLE 12 |
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#define JPACKET__UNAVAILABLE 13 |
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#define JPACKET__PROBE 14 |
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#define JPACKET__HEADLINE 15 |
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#define JPACKET__INVISIBLE 16 |
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typedef struct jpacket_struct |
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{ |
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unsigned char type; /**< stanza type (JPACKET_*) */ |
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int subtype; /**< subtype of a stanza */ |
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int flag; /**< used by the session manager to flag messages, that are read from offline storage */ |
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void* aux1; /**< pointer to data passed around with a jpacket, multiple use inside jsm */ |
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xmlnode x; /**< xmlnode containing the stanza inside the jpacket */ |
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jid to; /**< destination of the stanza */ |
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jid from; /**< source address for the stanza */ |
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char* iqns; /**< pointer to the namespace inside an IQ stanza */ |
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xmlnode iq; /**< "content" of an iq stanza, pointer to the element in its own namespace */ |
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pool p; /**< memory pool used for this stanza */ |
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} *jpacket, _jpacket; |
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jpacket jpacket_new(xmlnode x); /* Creates a jabber packet from the xmlnode */ |
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jpacket jpacket_reset(jpacket p); /* Resets the jpacket values based on the xmlnode */ |
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int jpacket_subtype(jpacket p); /* Returns the subtype value (looks at xmlnode for it) */ |
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/* --------------------------------------------------------- */ |
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/* */ |
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/* Presence Proxy DB structures & constants */ |
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/* */ |
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/* --------------------------------------------------------- */ |
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typedef struct ppdb_struct |
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{ |
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jid id; /* entry data */ |
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int pri; |
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xmlnode x; |
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struct ppdb_struct* user; /* linked list for user@server */ |
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pool p; /* db-level data */ |
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struct ppdb_struct* next; |
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} _ppdb, *ppdb; |
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ppdb ppdb_insert(ppdb db, jid id, xmlnode x); /* Inserts presence into the proxy */ |
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xmlnode ppdb_primary(ppdb db, jid id); /* Fetches the matching primary presence for the id */ |
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void ppdb_free(ppdb db); /* Frees the db and all entries */ |
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xmlnode ppdb_get(ppdb db, jid id); /* Called successively to return each presence xmlnode */ |
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/* for the id and children, returns NULL at the end */ |
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/* --------------------------------------------------------- */ |
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/* */ |
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/* Simple Jabber Rate limit functions */ |
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/* */ |
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/* --------------------------------------------------------- */ |
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typedef struct jlimit_struct |
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{ |
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char *key; |
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int start; |
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int points; |
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int maxt, maxp; |
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pool p; |
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} *jlimit, _jlimit; |
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jlimit jlimit_new(int maxt, int maxp); |
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void jlimit_free(jlimit r); |
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int jlimit_check(jlimit r, char *key, int points); |
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/* --------------------------------------------------------- */ |
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/* */ |
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/* Error structures & constants */ |
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/* */ |
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/* --------------------------------------------------------- */ |
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typedef struct terror_struct |
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{ |
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int code; |
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char msg[64]; |
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} terror; |
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#define TERROR_BAD (terror){400,"Bad Request"} |
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#define TERROR_AUTH (terror){401,"Unauthorized"} |
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#define TERROR_PAY (terror){402,"Payment Required"} |
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#define TERROR_FORBIDDEN (terror){403,"Forbidden"} |
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#define TERROR_NOTFOUND (terror){404,"Not Found"} |
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#define TERROR_NOTALLOWED (terror){405,"Not Allowed"} |
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#define TERROR_NOTACCEPTABLE (terror){406,"Not Acceptable"} |
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#define TERROR_REGISTER (terror){407,"Registration Required"} |
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#define TERROR_REQTIMEOUT (terror){408,"Request Timeout"} |
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#define TERROR_CONFLICT (terror){409,"Conflict"} |
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#define TERROR_INTERNAL (terror){500,"Internal Server Error"} |
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#define TERROR_NOTIMPL (terror){501,"Not Implemented"} |
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#define TERROR_EXTERNAL (terror){502,"Remote Server Error"} |
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#define TERROR_UNAVAIL (terror){503,"Service Unavailable"} |
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#define TERROR_EXTTIMEOUT (terror){504,"Remote Server Timeout"} |
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#define TERROR_DISCONNECTED (terror){510,"Disconnected"} |
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/* we define this to signal that we support xterror */ |
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#define HAS_XTERROR |
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typedef struct xterror_struct |
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{ |
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int code; |
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char msg[256]; |
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char type[9]; |
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char condition[64]; |
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} xterror; |
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#define XTERROR_BAD (xterror){400,"Bad Request","modify","bad-request"} |
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#define XTERROR_CONFLICT (xterror){409,"Conflict","cancel","conflict"} |
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#define XTERROR_NOTIMPL (xterror){501,"Not Implemented","cancel","feature-not-implemented"} |
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#define XTERROR_FORBIDDEN (xterror){403,"Forbidden","auth","forbidden"} |
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#define XTERROR_GONE (xterror){302,"Gone","modify","gone"} |
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#define XTERROR_INTERNAL (xterror){500,"Internal Server Error","wait","internal-server-error"} |
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#define XTERROR_NOTFOUND (xterror){404,"Not Found","cancel","item-not-found"} |
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#define XTERROR_JIDMALFORMED (xterror){400,"Bad Request","modify","jid-malformed"} |
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#define XTERROR_NOTACCEPTABLE (xterror){406,"Not Acceptable","modify","not-acceptable"} |
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#define XTERROR_NOTALLOWED (xterror){405,"Not Allowed","cancel","not-allowed"} |
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#define XTERROR_AUTH (xterror){401,"Unauthorized","auth","not-authorized"} |
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#define XTERROR_PAY (xterror){402,"Payment Required","auth","payment-required"} |
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#define XTERROR_RECIPIENTUNAVAIL (xterror){404,"Receipient Is Unavailable","wait","recipient-unavailable"} |
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#define XTERROR_REDIRECT (xterror){302,"Redirect","modify","redirect"} |
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#define XTERROR_REGISTER (xterror){407,"Registration Required","auth","registration-required"} |
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#define XTERROR_REMOTENOTFOUND (xterror){404,"Remote Server Not Found","cancel","remote-server-not-found"} |
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#define XTERROR_REMOTETIMEOUT (xterror){504,"Remote Server Timeout","wait","remote-server-timeout"} |
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#define XTERROR_RESCONSTRAINT (xterror){500,"Resource Constraint","wait","resource-constraint"} |
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#define XTERROR_UNAVAIL (xterror){503,"Service Unavailable","cancel","service-unavailable"} |
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#define XTERROR_SUBSCRIPTIONREQ (xterror){407,"Subscription Required","auth","subscription-required"} |
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#define XTERROR_UNDEF_CANCEL (xterror){500,NULL,"cancel","undefined-condition"} |
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#define XTERROR_UNDEF_CONTINUE (xterror){500,NULL,"continue","undefined-condition"} |
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#define XTERROR_UNDEF_MODIFY (xterror){500,NULL,"modify","undefined-condition"} |
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#define XTERROR_UNDEF_AUTH (xterror){500,NULL,"auth","undefined-condition"} |
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#define XTERROR_UNDEF_WAIT (xterror){500,NULL,"wait","undefined-condition"} |
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#define XTERROR_UNEXPECTED (xterror){400,"Unexpected Request","wait","unexpected-request"} |
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#define XTERROR_REQTIMEOUT (xterror){408,"Request Timeout","wait","remote-server-timeout"} |
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#define XTERROR_EXTERNAL (xterror){502,"Remote Server Error","wait","service-unavailable"} |
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#define XTERROR_EXTTIMEOUT (xterror){504,"Remote Server Timeout","wait","remote-server-timeout"} |
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#define XTERROR_DISCONNECTED (xterror){510,"Disconnected","cancel","service-unavailable"} |
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/* --------------------------------------------------------- */ |
243 |
/* */ |
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244 |
/* Namespace constants */ |
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/* */ |
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/* --------------------------------------------------------- */ |
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#define NSCHECK(x,n) (j_strcmp(xmlnode_get_attrib(x,"xmlns"),n) == 0) |
|
248 |
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249 |
#define NS_CLIENT "jabber:client" |
|
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#define NS_SERVER "jabber:server" |
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#define NS_DIALBACK "jabber:server:dialback" |
25 | 252 |
#define NS_AUTH "jabber:iq:auth" |
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#define NS_AUTH_CRYPT "jabber:iq:auth:crypt" |
25 | 254 |
#define NS_REGISTER "jabber:iq:register" |
255 |
#define NS_ROSTER "jabber:iq:roster" |
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256 |
#define NS_OFFLINE "jabber:x:offline" |
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#define NS_AGENT "jabber:iq:agent" |
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#define NS_AGENTS "jabber:iq:agents" |
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#define NS_DELAY "jabber:x:delay" |
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#define NS_VERSION "jabber:iq:version" |
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#define NS_TIME "jabber:iq:time" |
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#define NS_VCARD "vcard-temp" |
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#define NS_PRIVATE "jabber:iq:private" |
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#define NS_SEARCH "jabber:iq:search" |
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#define NS_OOB "jabber:iq:oob" |
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#define NS_XOOB "jabber:x:oob" |
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#define NS_ADMIN "jabber:iq:admin" |
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#define NS_FILTER "jabber:iq:filter" |
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#define NS_AUTH_0K "jabber:iq:auth:0k" |
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#define NS_BROWSE "jabber:iq:browse" |
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#define NS_EVENT "jabber:x:event" |
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#define NS_CONFERENCE "jabber:iq:conference" |
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#define NS_SIGNED "jabber:x:signed" |
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#define NS_ENCRYPTED "jabber:x:encrypted" |
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#define NS_GATEWAY "jabber:iq:gateway" |
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#define NS_LAST "jabber:iq:last" |
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#define NS_ENVELOPE "jabber:x:envelope" |
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#define NS_EXPIRE "jabber:x:expire" |
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#define NS_XHTML "http://www.w3.org/1999/xhtml" |
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#define NS_DISCO_INFO "http://jabber.org/protocol/disco#info" |
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#define NS_DISCO_ITEMS "http://jabber.org/protocol/disco#items" |
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#define NS_IQ_AUTH "http://jabber.org/features/iq-auth" |
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#define NS_REGISTER_FEATURE "http://jabber.org/features/iq-register" |
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#define NS_MUC "http://jabber.org/protocol/muc" |
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#define NS_CHATSTATES "http://jabber.org/protocol/chatstates" |
25 | 286 |
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#define NS_XDBGINSERT "jabber:xdb:ginsert" |
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#define NS_XDBNSLIST "jabber:xdb:nslist" |
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#define NS_XMPP_STANZAS "urn:ietf:params:xml:ns:xmpp-stanzas" |
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#define NS_XMPP_TLS "urn:ietf:params:xml:ns:xmpp-tls" |
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#define NS_XMPP_STREAMS "urn:ietf:params:xml:ns:xmpp-streams" |
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#define NS_JABBERD_STOREDPRESENCE "http://jabberd.org/ns/storedpresence" |
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#define NS_JABBERD_HISTORY "http://jabberd.org/ns/history" |
25 | 296 |
|
297 |
/* --------------------------------------------------------- */ |
|
298 |
/* */ |
|
299 |
/* Message Types */ |
|
300 |
/* */ |
|
301 |
/* --------------------------------------------------------- */ |
|
302 |
#define TMSG_NORMAL "normal" |
|
303 |
#define TMSG_ERROR "error" |
|
304 |
#define TMSG_CHAT "chat" |
|
305 |
#define TMSG_GROUPCHAT "groupchat" |
|
306 |
#define TMSG_HEADLINE "headline" |
|
307 |
||
308 |
||
309 |
/* --------------------------------------------------------- */ |
|
310 |
/* */ |
|
311 |
/* JUtil functions */ |
|
312 |
/* */ |
|
313 |
/* --------------------------------------------------------- */ |
|
314 |
xmlnode jutil_presnew(int type, char *to, char *status); /* Create a skeleton presence packet */ |
|
315 |
xmlnode jutil_iqnew(int type, char *ns); /* Create a skeleton iq packet */ |
|
316 |
xmlnode jutil_msgnew(char *type, char *to, char *subj, char *body); |
|
317 |
/* Create a skeleton message packet */ |
|
318 |
xmlnode jutil_header(char* xmlns, char* server); /* Create a skeleton stream packet */ |
|
319 |
int jutil_priority(xmlnode x); /* Determine priority of this packet */ |
|
320 |
void jutil_tofrom(xmlnode x); /* Swaps to/from fields on a packet */ |
|
321 |
xmlnode jutil_iqresult(xmlnode x); /* Generate a skeleton iq/result, given a iq/query */ |
|
322 |
char* jutil_timestamp(void); /* Get stringified timestamp */ |
|
323 |
void jutil_error(xmlnode x, terror E); /* Append an <error> node to x */ |
|
324 |
void jutil_delay(xmlnode msg, char *reason); /* Append a delay packet to msg */ |
|
325 |
char* jutil_regkey(char *key, char *seed); /* pass a seed to generate a key, pass the key again to validate (returns it) */ |
|
326 |
||
327 |
||
328 |
/* --------------------------------------------------------- */ |
|
329 |
/* */ |
|
330 |
/* JConn structures & functions */ |
|
331 |
/* */ |
|
332 |
/* --------------------------------------------------------- */ |
|
333 |
#define JCONN_STATE_OFF 0 |
|
334 |
#define JCONN_STATE_CONNECTED 1 |
|
335 |
#define JCONN_STATE_ON 2 |
|
336 |
#define JCONN_STATE_AUTH 3 |
|
337 |
#define JCONN_STATE_CONNECTING 4 |
|
338 |
||
339 |
typedef struct jconn_struct |
|
340 |
{ |
|
341 |
/* Core structure */ |
|
56 | 342 |
pool p; /* Memory allocation pool */ |
343 |
int state; /* Connection state flag */ |
|
344 |
int cw_state; /* Low level connection state flag */ |
|
345 |
int fd; /* Connection file descriptor */ |
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char *server; /* The server we'll connect too */ |
25 | 347 |
int port; |
348 |
int ssl; |
|
56 | 349 |
jid user; /* User info */ |
350 |
char *pass; /* User passwd */ |
|
25 | 351 |
|
352 |
/* Stream stuff */ |
|
56 | 353 |
int id; /* id counter for jab_getid() function */ |
354 |
char idbuf[9]; /* temporary storage for jab_getid() */ |
|
355 |
char *sid; /* stream id from server, for digest auth */ |
|
356 |
XML_Parser parser; /* Parser instance */ |
|
357 |
xmlnode current; /* Current node in parsing instance.. */ |
|
25 | 358 |
|
359 |
/* Event callback ptrs */ |
|
360 |
void (*on_state)(struct jconn_struct *j, int state); |
|
361 |
void (*on_packet)(struct jconn_struct *j, jpacket p); |
|
362 |
void (*logger)(struct jconn_struct *j, int inout, const char *p); |
|
363 |
||
364 |
} *jconn, jconn_struct; |
|
365 |
||
366 |
typedef void (*jconn_state_h)(jconn j, int state); |
|
367 |
typedef void (*jconn_packet_h)(jconn j, jpacket p); |
|
368 |
typedef void (*jconn_logger)(jconn j, int inout, const char *p); |
|
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|
370 |
jconn jab_new(char *user, char *pass, char *server, int port, int ssl); |
25 | 371 |
void jab_delete(jconn j); |
372 |
void jab_state_handler(jconn j, jconn_state_h h); |
|
373 |
void jab_packet_handler(jconn j, jconn_packet_h h); |
|
374 |
void jab_logger(jconn j, jconn_logger h); |
|
375 |
void jab_start(jconn j); |
|
376 |
void jab_stop(jconn j); |
|
377 |
||
378 |
int jab_getfd(jconn j); |
|
379 |
jid jab_getjid(jconn j); |
|
380 |
char *jab_getsid(jconn j); |
|
381 |
char *jab_getid(jconn j); |
|
382 |
||
383 |
void jab_send(jconn j, xmlnode x); |
|
384 |
void jab_send_raw(jconn j, const char *str); |
|
385 |
void jab_recv(jconn j); |
|
386 |
void jab_poll(jconn j, int timeout); |
|
387 |
||
388 |
char *jab_auth(jconn j); |
|
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389 |
int jab_auth_mcabber(jconn j, xmlnode x); |
25 | 390 |
char *jab_reg(jconn j); |
391 |
||
392 |
#ifdef __cplusplus |
|
393 |
} |
|
394 |
#endif |
|
395 |
||
396 |
#endif /* INCL_JABBER_H */ |