/* loop through both a and b comparing everything, attribs, cdata, children, etc */ int xode_cmp(xode a, xode b) { int ret = 0; while(1) { if(a == NULL && b == NULL) return 0; if(a == NULL || b == NULL) return -1; if(xode_get_type(a) != xode_get_type(b)) return -1; switch(xode_get_type(a)) { case XODE_TYPE_ATTRIB: ret = _xode_strcmp(xode_get_name(a), xode_get_name(b)); if(ret != 0) return -1; ret = _xode_strcmp(xode_get_data(a), xode_get_data(b)); if(ret != 0) return -1; break; case XODE_TYPE_TAG: ret = _xode_strcmp(xode_get_name(a), xode_get_name(b)); if(ret != 0) return -1; ret = xode_cmp(xode_get_firstattrib(a), xode_get_firstattrib(b)); if(ret != 0) return -1; ret = xode_cmp(xode_get_firstchild(a), xode_get_firstchild(b)); if(ret != 0) return -1; break; case XODE_TYPE_CDATA: ret = _xode_strcmp(xode_get_data(a), xode_get_data(b)); if(ret != 0) return -1; } a = xode_get_nextsibling(a); b = xode_get_nextsibling(b); } }
void _xode_to_prettystr( xode_spool s, xode x, int deep ) { int i; xode y; if(xode_get_type(x) != XODE_TYPE_TAG) return; for(i=0; i<deep; i++) xode_spool_add(s, "\t"); xode_spooler( s , "<" , xode_get_name(x) , s ); y = xode_get_firstattrib(x); while( y ) { xode_spooler( s , " " , xode_get_name(y) , "='", xode_get_data(y) , "'" , s ); y = xode_get_nextsibling( y ); } xode_spool_add(s,">"); xode_spool_add(s,"\n"); if( xode_get_data(x)) { for(i=0; i<=deep; i++) xode_spool_add(s, "\t"); xode_spool_add( s , xode_get_data(x)); } y = xode_get_firstchild(x); while( y ) { _xode_to_prettystr(s , y, deep+1); y = xode_get_nextsibling(y); xode_spool_add(s,"\n"); } for(i=0; i<deep; i++) xode_spool_add(s, "\t"); xode_spooler( s , "</" , xode_get_name(x) , ">" , s ); return; }
xode xode_insert_tagnode(xode parent, xode node) { xode child; child = xode_insert_tag(parent, xode_get_name(node)); if (xode_has_attribs(node)) xode_insert_node(child, xode_get_firstattrib(node)); if (xode_has_children(node)) xode_insert_node(child, xode_get_firstchild(node)); return child; }
static void _xode_tag2str(xode_spool s, xode node, int flag) { xode tmp; if(flag==0 || flag==1) { xode_spooler(s,"<",xode_get_name(node),s); tmp = xode_get_firstattrib(node); while(tmp) { xode_spooler(s," ",xode_get_name(tmp),"='",xode_strescape(xode_get_pool(node),xode_get_data(tmp)),"'",s); tmp = xode_get_nextsibling(tmp); } if(flag==0) xode_spool_add(s,"/>"); else xode_spool_add(s,">"); } else { xode_spooler(s,"</",xode_get_name(node),">",s); } }
xode xode_dup_frompool(xode_pool p, xode x) { xode x2; if(x == NULL) return NULL; x2 = xode_new_frompool(p, xode_get_name(x)); if (xode_has_attribs(x)) xode_insert_node(x2, xode_get_firstattrib(x)); if (xode_has_children(x)) xode_insert_node(x2, xode_get_firstchild(x)); return x2; }
/* places copy of node and node's siblings in parent */ void xode_insert_node(xode parent, xode node) { if(node == NULL || parent == NULL) return; while(node != NULL) { switch(xode_get_type(node)) { case XODE_TYPE_ATTRIB: xode_put_attrib(parent, xode_get_name(node), xode_get_data(node)); break; case XODE_TYPE_TAG: xode_insert_tagnode(parent, node); break; case XODE_TYPE_CDATA: xode_insert_cdata(parent, xode_get_data(node), xode_get_datasz(node)); } node = xode_get_nextsibling(node); } }
/** * parse incoming message from Jabber server */ int xj_manage_jab(char *buf, int len, int *pos, xj_jalias als, xj_jcon jbc) { int j, err=0; char *p, *to, *from, *msg, *type, *emsg, *ecode, lbuf[4096], fbuf[128]; xj_jconf jcf = NULL; str ts, tf; xode x, y, z; str *sid; xj_pres_cell prc = NULL; if(!jbc) return -1; sid = jbc->jkey->id; x = xode_from_strx(buf, len, &err, &j); #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_parse_jab: XODE ret:%d pos:%d\n", err, j); #endif if(err && pos != NULL) *pos= j; if(x == NULL) return -1; lbuf[0] = 0; ecode = NULL; /******************** XMPP 'MESSAGE' HANDLING **********************/ if(!strncasecmp(xode_get_name(x), "message", 7)) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: jabber [message] received\n"); #endif if((to = xode_get_attrib(x, "to")) == NULL) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: missing 'to' attribute\n"); #endif err = -1; goto ready; } if((from = xode_get_attrib(x, "from")) == NULL) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: missing 'from' attribute\n"); #endif err = -1; goto ready; } if((y = xode_get_tag(x, "body")) == NULL || (msg = xode_get_data(y)) == NULL) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: missing 'body' of message\n"); #endif err = -1; goto ready; } type = xode_get_attrib(x, "type"); if(type != NULL && !strncasecmp(type, "error", 5)) { if((y = xode_get_tag(x, "error")) == NULL || (emsg = xode_get_data(y)) == NULL) strcpy(lbuf, "{Error sending following message} - "); else { ecode = xode_get_attrib(y, "code"); strcpy(lbuf, "{Error ("); if(ecode != NULL) { strcat(lbuf, ecode); strcat(lbuf, " - "); } strcat(lbuf, emsg); strcat(lbuf, ") when trying to send following message}"); } } // is from a conference?!?! if((jcf=xj_jcon_check_jconf(jbc, from))!=NULL) { if(lbuf[0] == 0) { p = from + strlen(from); while(p>from && *p != '/') p--; if(*p == '/') { if(jcf->nick.len>0 && strlen(p+1) == jcf->nick.len && !strncasecmp(p+1, jcf->nick.s, jcf->nick.len)) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: message sent by myself\n"); #endif goto ready; } lbuf[0] = '['; lbuf[1] = 0; strcat(lbuf, p+1); strcat(lbuf, "] "); } } else { jcf->status = XJ_JCONF_NULL; xj_jcon_jconf_presence(jbc,jcf,NULL,"online"); } strcat(lbuf, msg); ts.s = lbuf; ts.len = strlen(lbuf); if(xj_send_sip_msg(als->proxy, sid, &jcf->uri, &ts, &jbc->jkey->flag)<0) DBG("XJAB:xj_manage_jab: ERROR SIP MESSAGE was not sent!\n"); #ifdef XJ_EXTRA_DEBUG else DBG("XJAB:xj_manage_jab: SIP MESSAGE was sent!\n"); #endif goto ready; } strcat(lbuf, msg); ts.s = from; ts.len = strlen(from); tf.s = fbuf; tf.len = 0; if(xj_address_translation(&ts, &tf, als, XJ_ADDRTR_J2S) == 0) { ts.s = lbuf; ts.len = strlen(lbuf); if(xj_send_sip_msg(als->proxy, sid, &tf, &ts, &jbc->jkey->flag)<0) DBG("XJAB:xj_manage_jab: ERROR SIP MESSAGE was not sent ...\n"); #ifdef XJ_EXTRA_DEBUG else DBG("XJAB:xj_manage_jab: SIP MESSAGE was sent.\n"); #endif } goto ready; } /*------------------- END 'MESSAGE' HANDLING ----------------------*/ /******************** XMPP 'PRESENCE' HANDLING *********************/ if(!strncasecmp(xode_get_name(x), "presence", 8)) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: jabber [presence] received\n"); #endif type = xode_get_attrib(x, "type"); from = xode_get_attrib(x, "from"); if(from == NULL) goto ready; ts.s = from; p = from; while(p<from + strlen(from) && *p != '/') p++; if(*p == '/') ts.len = p - from; else ts.len = strlen(from); if(type == NULL || !strncasecmp(type, "online", 6) || !strncasecmp(type, "available", 9)) { if(strchr(from, '@') == NULL) { if(!strncasecmp(from, XJ_AIM_NAME, XJ_AIM_LEN)) { jbc->ready |= XJ_NET_AIM; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: AIM network ready\n"); #endif } else if(!strncasecmp(from, XJ_ICQ_NAME, XJ_ICQ_LEN)) { jbc->ready |= XJ_NET_ICQ; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: ICQ network ready\n"); #endif } else if(!strncasecmp(from, XJ_MSN_NAME, XJ_MSN_LEN)) { jbc->ready |= XJ_NET_MSN; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: MSN network ready\n"); #endif } else if(!strncasecmp(from, XJ_YAH_NAME, XJ_YAH_LEN)) { jbc->ready |= XJ_NET_YAH; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: YAHOO network ready\n"); #endif } } else if((jcf=xj_jcon_check_jconf(jbc, from))!=NULL) { jcf->status = XJ_JCONF_READY; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: %s conference ready\n", from); #endif } else { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: user <%.*s> is online\n",ts.len,ts.s); #endif prc = xj_pres_list_check(jbc->plist, &ts); if(prc) { if(prc->state != XJ_PS_ONLINE) { prc->state = XJ_PS_ONLINE; goto call_pa_cbf; } } else { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: user state received - creating" " presence cell for [%.*s]\n", ts.len, ts.s); #endif prc = xj_pres_cell_new(); if(prc == NULL) { DBG("XJAB:xj_manage_jab: cannot create presence" " cell for [%s]\n", from); goto ready; } if(xj_pres_cell_init(prc, &ts, NULL, NULL)<0) { DBG("XJAB:xj_manage_jab: cannot init presence" " cell for [%s]\n", from); xj_pres_cell_free(prc); goto ready; } prc = xj_pres_list_add(jbc->plist, prc); if(prc) { prc->state = XJ_PS_ONLINE; goto call_pa_cbf; } } } goto ready; } if(strchr(from, '@') == NULL) goto ready; if(!strncasecmp(type, "error", 5)) { if((jcf=xj_jcon_check_jconf(jbc, from))!=NULL) { tf.s = from; tf.len = strlen(from); if((y = xode_get_tag(x, "error")) == NULL) goto ready; if ((p = xode_get_attrib(y, "code")) != NULL && atoi(p) == 409) { xj_send_sip_msgz(als->proxy, sid, &tf, XJ_DMSG_ERR_JCONFNICK, &jbc->jkey->flag); goto ready; } xj_send_sip_msgz(als->proxy,sid,&tf,XJ_DMSG_ERR_JCONFREFUSED, &jbc->jkey->flag); } goto ready; } if(type!=NULL && !strncasecmp(type, "subscribe", 9)) { xj_jcon_send_presence(jbc, from, "subscribed", NULL, NULL); goto ready; } prc = xj_pres_list_check(jbc->plist, &ts); if(!prc) goto ready; if(!strncasecmp(type, "unavailable", 11)) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: user <%s> is offline\n", from); #endif if(prc->state != XJ_PS_OFFLINE) { prc->state = XJ_PS_OFFLINE; goto call_pa_cbf; } goto ready; } if(!strncasecmp(type, "unsubscribed", 12)) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: user <%s> does not allow to see his" " presence status\n", from); #endif if(prc->state != XJ_PS_REFUSED) { prc->state = XJ_PS_REFUSED; goto call_pa_cbf; } } // ignoring unknown types goto ready; } /*------------------- END XMPP 'PRESENCE' HANDLING ----------------*/ /******************** XMPP 'IQ' HANDLING ***************************/ if(!strncasecmp(xode_get_name(x), "iq", 2)) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: jabber [iq] received\n"); #endif if(!strncasecmp(xode_get_attrib(x, "type"), "result", 6)) { if((y = xode_get_tag(x, "query?xmlns=jabber:iq:roster")) == NULL) goto ready; z = xode_get_firstchild(y); while(z) { if(!strncasecmp(xode_get_name(z), "item", 5) && (from = xode_get_attrib(z, "jid")) != NULL) { if(strchr(from, '@') == NULL) { // transports if(!strncasecmp(from, XJ_AIM_NAME, XJ_AIM_LEN)) { jbc->allowed |= XJ_NET_AIM; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab:AIM network available\n"); #endif } else if(!strncasecmp(from, XJ_ICQ_NAME, XJ_ICQ_LEN)) { jbc->allowed |= XJ_NET_ICQ; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab:ICQ network available\n"); #endif } else if(!strncasecmp(from, XJ_MSN_NAME, XJ_MSN_LEN)) { jbc->allowed |= XJ_NET_MSN; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab:MSN network available\n"); #endif } else if(!strncasecmp(from, XJ_YAH_NAME, XJ_YAH_LEN)) { jbc->allowed |= XJ_NET_YAH; #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab:YAHOO network available\n"); #endif } goto next_sibling; } } next_sibling: z = xode_get_nextsibling(z); } } goto ready; } /*------------------- END XMPP 'IQ' HANDLING ----------------------*/ call_pa_cbf: if(prc && prc->cbf) { // call the PA callback function tf.s = fbuf; tf.len = 0; if(xj_address_translation(&ts,&tf,als,XJ_ADDRTR_J2S)==0) { #ifdef XJ_EXTRA_DEBUG DBG("XJAB:xj_manage_jab: calling CBF(%.*s,%d)\n", tf.len, tf.s, prc->state); #endif (*(prc->cbf))(&tf, &tf, prc->state, prc->cbp); } } ready: xode_free(x); return err; }
static void stream_node_callback(int type, xode node, void *arg) { struct xmpp_private_data *priv = (struct xmpp_private_data *) arg; char *id, *hash, *tag; char buf[4096]; xode x; LM_DBG("stream callback: %d: %s\n", type, node ? xode_get_name(node) : "n/a"); switch (type) { case XODE_STREAM_ROOT: id = xode_get_attrib(node, "id"); snprintf(buf, sizeof(buf), "%s%s", id, xmpp_password); hash = shahash(buf); x = xode_new_tag("handshake"); xode_insert_cdata(x, hash, -1); xode_send(priv->fd, x); xode_free(x); break; case XODE_STREAM_NODE: tag = xode_get_name(node); if (!strcmp(tag, "handshake")) { LM_DBG("handshake succeeded\n"); } else if (!strcmp(tag, "message")) { LM_DBG("XMPP IM received\n"); char *from = xode_get_attrib(node, "from"); char *to = xode_get_attrib(node, "to"); char *type = xode_get_attrib(node, "type"); xode body = xode_get_tag(node, "body"); char *msg; if (!type) type = "chat"; if (!strcmp(type, "error")) { LM_DBG("received message error stanza\n"); goto out; } if (!from || !to || !body) { LM_DBG("invalid <message/> attributes\n"); goto out; } if (!(msg = xode_get_data(body))) msg = ""; xmpp_send_sip_msg( encode_uri_xmpp_sip(from), decode_uri_xmpp_sip(to), msg); } else if (!strcmp(tag, "presence")) { /* call presence callbacks */ LM_DBG("XMPP Presence received\n"); run_xmpp_callbacks(XMPP_RCV_PRESENCE, xode_to_str(node)); }else if (!strcmp(tag, "iq")) { /* call presence callbacks */ LM_DBG("XMPP IQ received\n"); run_xmpp_callbacks(XMPP_RCV_IQ, xode_to_str(node)); } break; case XODE_STREAM_ERROR: LM_ERR("stream error\n"); /* fall-through */ case XODE_STREAM_CLOSE: priv->running = 0; break; } out: xode_free(node); }
static void in_stream_node_callback(int type, xode node, void *arg) { struct xmpp_connection *conn = (struct xmpp_connection *) arg; char *tag; xode x; LM_DBG("instream callback: %d: %s\n", type, node ? xode_get_name(node) : "n/a"); switch (type) { case XODE_STREAM_ROOT: conn->stream_id = strdup(random_secret()); net_printf(conn->fd, "<?xml version='1.0'?>" "<stream:stream xmlns:stream='http://etherx.jabber.org/streams' xmlns='jabber:server' version='1.0'" " xmlns:db='jabber:server:dialback' id='%s' from='%s'>", conn->stream_id, xmpp_domain); net_printf(conn->fd,"<stream:features xmlns:stream='http://etherx.jabber.org/streams'/>"); break; case XODE_STREAM_NODE: tag = xode_get_name(node); if (!strcmp(tag, "db:result")) { char *from = xode_get_attrib(node, "from"); char *to = xode_get_attrib(node, "to"); /* char *id = xode_get_attrib(node, "id"); */ char *type = xode_get_attrib(node, "type"); char *cdata = xode_get_data(node); if (!type) { if (conn->domain) { LM_DBG("connection %d has old domain '%s'\n",conn->fd, conn->domain); free(conn->domain); } conn->domain = strdup(from); LM_DBG("connection %d set domain '%s'\n", conn->fd, conn->domain); /* it's a request; send verification over outgoing connection */ x = xode_new_tag("db:verify"); xode_put_attrib(x, "xmlns:db", "jabber:server:dialback"); xode_put_attrib(x, "from", to); xode_put_attrib(x, "to", from); //xode_put_attrib(x, "id", "someid"); /* XXX fix ID */ xode_put_attrib(x, "id", conn->stream_id); xode_insert_cdata(x, cdata, -1); xode_send_domain(from, x); } } else if (!strcmp(tag, "db:verify")) { char *from = xode_get_attrib(node, "from"); char *to = xode_get_attrib(node, "to"); char *id = xode_get_attrib(node, "id"); char *type = xode_get_attrib(node, "type"); char *cdata = xode_get_data(node); if (!type) { /* it's a request */ x = xode_new_tag("db:verify"); xode_put_attrib(x, "xmlns:db", "jabber:server:dialback"); xode_put_attrib(x, "from", to); xode_put_attrib(x, "to", from); xode_put_attrib(x, "id", id); //if (cdata && !strcmp(cdata, DB_KEY)) { if (cdata && !strcmp(cdata, db_key(local_secret, from, id))) { xode_put_attrib(x, "type", "valid"); } else { xode_put_attrib(x, "type", "invalid"); } xode_send(conn->fd, x); xode_free(x); } } else if (!strcmp(tag, "message")) { char *from = xode_get_attrib(node, "from"); char *to = xode_get_attrib(node, "to"); char *type = xode_get_attrib(node, "type"); xode body = xode_get_tag(node, "body"); char *msg; if (!type) type = "chat"; if (!strcmp(type, "error")) { LM_DBG("received message error stanza\n"); goto out; } if (!from || !to || !body) { LM_DBG("invalid <message/> attributes\n"); goto out; } if (!(msg = xode_get_data(body))) msg = ""; xmpp_send_sip_msg( encode_uri_xmpp_sip(from), decode_uri_xmpp_sip(to), msg); } else if (!strcmp(tag, "presence")) { /* run presence callbacks */ } break; break; case XODE_STREAM_ERROR: LM_ERR("instream error\n"); /* fall-through */ case XODE_STREAM_CLOSE: conn->type = CONN_DEAD; break; } out: xode_free(node); }
static void out_stream_node_callback(int type, xode node, void *arg) { struct xmpp_connection *conn = (struct xmpp_connection *) arg; struct xmpp_connection *in_conn = NULL; char *tag; xode x; LM_DBG("outstream callback: %d: %s\n", type, node?xode_get_name(node):"n/a"); if (conn->domain) in_conn = conn_find_domain(conn->domain, CONN_INBOUND); switch (type) { case XODE_STREAM_ROOT: x = xode_new_tag("db:result"); xode_put_attrib(x, "xmlns:db", "jabber:server:dialback"); xode_put_attrib(x, "from", xmpp_domain); xode_put_attrib(x, "to", conn->domain); //xode_insert_cdata(x, DB_KEY, -1); xode_insert_cdata(x, db_key(local_secret, conn->domain, xode_get_attrib(node, "id")), -1); xode_send(conn->fd, x); xode_free(x); break; case XODE_STREAM_NODE: tag = xode_get_name(node); if (!strcmp(tag, "db:verify")) { char *from = xode_get_attrib(node, "from"); char *to = xode_get_attrib(node, "to"); char *id = xode_get_attrib(node, "id"); char *type = xode_get_attrib(node, "type"); /* char *cdata = xode_get_data(node); */ if (!strcmp(type, "valid") || !strcmp(type, "invalid")) { /* got a reply, report it */ x = xode_new_tag("db:result"); xode_put_attrib(x, "xmlns:db", "jabber:server:dialback"); xode_put_attrib(x, "from", to); xode_put_attrib(x, "to", from); xode_put_attrib(x, "id", id); xode_put_attrib(x, "type", type); if (in_conn) xode_send(in_conn->fd, x); else LM_ERR("need to send reply to domain '%s', but no inbound" " connection found\n", from); xode_free(x); } } else if (!strcmp(tag, "db:result")) { char *type = xode_get_attrib(node, "type"); if (type && !strcmp(type, "valid")) { /* the remote server has successfully authenticated us, * we can now send data */ for (x = xode_get_firstchild(conn->todo); x; x = xode_get_nextsibling(x)) { LM_DBG("sending todo tag '%s'\n", xode_get_name(x)); xode_send(conn->fd, x); } xode_free(conn->todo); conn->todo = NULL; } } break; case XODE_STREAM_ERROR: LM_ERR("outstream error\n"); /* fall-through */ case XODE_STREAM_CLOSE: conn->type = CONN_DEAD; break; } xode_free(node); }
/** * authentication to the JABBER server */ int xj_jcon_user_auth(xj_jcon jbc, char *username, char *passwd, char *resource) { char msg_buff[4096]; int n, i, err; char *p0, *p1; xode x, y, z; /*** send open stream tag **/ sprintf(msg_buff, JB_CLIENT_OPEN_STREAM, jbc->hostname); if(send(jbc->sock, msg_buff, strlen(msg_buff), 0) != strlen(msg_buff)) goto error; n = recv(jbc->sock, msg_buff, 4096, 0); msg_buff[n] = 0; if(strncasecmp(msg_buff, JB_START_STREAM, JB_START_STREAM_LEN)) goto error; p0 = strstr(msg_buff + JB_START_STREAM_LEN, "id='"); if(p0 == NULL) goto error; p0 += 4; p1 = strchr(p0, '\''); if(p1 == NULL) goto error; jbc->stream_id = (char*)_M_MALLOC(p1-p0+1); strncpy(jbc->stream_id, p0, p1-p0); jbc->stream_id[p1-p0] = 0; sprintf(msg_buff, "%08X", jbc->seq_nr); x = xode_new_tag("iq"); if(!x) return -1; xode_put_attrib(x, "id", msg_buff); xode_put_attrib(x, "type", "get"); y = xode_insert_tag(x, "query"); xode_put_attrib(y, "xmlns", "jabber:iq:auth"); z = xode_insert_tag(y, "username"); xode_insert_cdata(z, username, -1); p0 = xode_to_str(x); n = strlen(p0); i = send(jbc->sock, p0, n, 0); if(i != n) goto errorx; xode_free(x); // receive response // try 10 times i = 10; while(i) { if((n = recv(jbc->sock, msg_buff, 4096, 0)) > 0) { msg_buff[n] = 0; break; } usleep(1000); i--; } if(!i) goto error; x = xode_from_strx(msg_buff, n, &err, &i); p0 = msg_buff; if(err) p0 += i; if(strncasecmp(xode_get_name(x), "iq", 2)) goto errorx; if((x = xode_get_tag(x, "query?xmlns=jabber:iq:auth")) == NULL) goto errorx; y = xode_new_tag("query"); xode_put_attrib(y, "xmlns", "jabber:iq:auth"); z = xode_insert_tag(y, "username"); xode_insert_cdata(z, username, -1); z = xode_insert_tag(y, "resource"); xode_insert_cdata(z, resource, -1); if(xode_get_tag(x, "digest") != NULL) { // digest authentication //sprintf(msg_buff, "%s%s", jbc->stream_id, passwd); strcpy(msg_buff, jbc->stream_id); strcat(msg_buff, passwd); //DBG("XJAB:xj_jcon_user_auth: [%s:%s]\n", jbc->stream_id, passwd); p1 = shahash(msg_buff); z = xode_insert_tag(y, "digest"); xode_insert_cdata(z, p1, -1); } else { // plaint text authentication z = xode_insert_tag(y, "password"); xode_insert_cdata(z, passwd, -1); } y = xode_wrap(y, "iq"); jbc->seq_nr++; sprintf(msg_buff, "%08X", jbc->seq_nr); xode_put_attrib(y, "id", msg_buff); xode_put_attrib(y, "type", "set"); p1 = xode_to_str(y); n = strlen(p1); i = send(jbc->sock, p1, n, 0); if(i != n) { xode_free(y); goto errorx; } xode_free(x); xode_free(y); // receive response // try 10 times i = 10; while(i) { if((n = recv(jbc->sock, msg_buff, 4096, 0)) > 0) { msg_buff[n] = 0; break; } usleep(1000); i--; } if(!i) goto error; x = xode_from_strx(msg_buff, n, &err, &i); p0 = msg_buff; if(err) p0 += i; if(strncasecmp(xode_get_name(x), "iq", 2) || strncasecmp(xode_get_attrib(x, "type"), "result", 6)) goto errorx; jbc->resource = (char*)_M_MALLOC(strlen(resource)+1); strcpy(jbc->resource, resource); jbc->allowed = XJ_NET_ALL; jbc->ready = XJ_NET_JAB; return 0; errorx: xode_free(x); error: return -1; }
/* * xode_gettag -- find given tag in an xode tree * * parameters * parent -- pointer to the parent tag * name -- "name" for the child tag of that name * "name/name" for a sub child (recurses) * "?attrib" to match the first tag with that attrib defined * "?attrib=value" to match the first tag with that attrib and value * or any combination: "name/name/?attrib", etc * * results * a pointer to the tag matching search criteria * or NULL if search was unsuccessful */ xode xode_get_tag(xode parent, const char* name) { char *str, *slash, *qmark, *equals; xode step, ret; if(parent == NULL || parent->firstchild == NULL || name == NULL || name == '\0') return NULL; if(strstr(name, "/") == NULL && strstr(name,"?") == NULL) return _xode_search(parent->firstchild, name, XODE_TYPE_TAG); /* jer's note: why can't I modify the name directly, why do I have to strdup it? damn c grrr! */ str = strdup(name); slash = strstr(str, "/"); qmark = strstr(str, "?"); equals = strstr(str, "="); if(qmark != NULL && (slash == NULL || qmark < slash)) { /* of type ?attrib */ *qmark = '\0'; qmark++; if(equals != NULL) { *equals = '\0'; equals++; } for(step = parent->firstchild; step != NULL; step = xode_get_nextsibling(step)) { if(xode_get_type(step) != XODE_TYPE_TAG) continue; if(*str != '\0') if(_xode_strcmp(xode_get_name(step),str) != 0) continue; if(xode_get_attrib(step,qmark) == NULL) continue; if(equals != NULL && _xode_strcmp(xode_get_attrib(step,qmark),equals) != 0) continue; break; } free(str); return step; } *slash = '\0'; ++slash; for(step = parent->firstchild; step != NULL; step = xode_get_nextsibling(step)) { if(xode_get_type(step) != XODE_TYPE_TAG) continue; if(_xode_strcmp(xode_get_name(step),str) != 0) continue; ret = xode_get_tag(step, slash); if(ret != NULL) { free(str); return ret; } } free(str); return NULL; }