diff options
| -rw-r--r-- | build_tools/menuselect-deps.in | 1 | ||||
| -rw-r--r-- | channels/Makefile | 6 | ||||
| -rw-r--r-- | channels/chan_jingle.c | 1695 | ||||
| -rw-r--r-- | configs/extensions.conf.sample | 2 | ||||
| -rw-r--r-- | configs/jabber.conf.sample | 15 | ||||
| -rw-r--r-- | configs/jingle.conf.sample | 19 | ||||
| -rw-r--r-- | configure.ac | 1 | ||||
| -rw-r--r-- | doc/jabber.txt | 13 | ||||
| -rw-r--r-- | doc/jingle.txt | 8 | ||||
| -rw-r--r-- | include/asterisk/jabber.h | 133 | ||||
| -rw-r--r-- | include/asterisk/jingle.h | 45 | ||||
| -rw-r--r-- | include/autoconfig.h.in | 3 | ||||
| -rw-r--r-- | makeopts.in | 3 | ||||
| -rw-r--r-- | res/Makefile | 6 | ||||
| -rw-r--r-- | res/res_jabber.c | 2238 |
15 files changed, 4188 insertions, 0 deletions
diff --git a/build_tools/menuselect-deps.in b/build_tools/menuselect-deps.in index 6a64f493b..e1555ecfc 100644 --- a/build_tools/menuselect-deps.in +++ b/build_tools/menuselect-deps.in @@ -24,4 +24,5 @@ WIN32=@OSISWIN32@ ZLIB=@PBX_LIBZLIB@ ZAPTEL=@PBX_LIBZAPTEL@ LIBGSM=@PBX_LIBgsm@ +IKSEMEL=@PBX_LIBIKSEMEL@ IXJUSER=@PBX_IXJUSER@ diff --git a/channels/Makefile b/channels/Makefile index b68c0649f..4a8d43b4a 100644 --- a/channels/Makefile +++ b/channels/Makefile @@ -131,6 +131,12 @@ chan_vpb.o: chan_vpb.c chan_vpb.so: chan_vpb.o $(CXX) $(SOLINK) -o $@ $< -lvpb -lpthread -lm -ldl +chan_jingle.o: chan_jingle.c + $(CC) -c -o $@ $(CFLAGS) $(IKSEMEL_INCLUDE) $< + +chan_jingle.so: chan_jingle.o + $(CC) $(SOLINK) -o $@ $< $(IKSEMEL_LIB) + ifeq ($(OSARCH),Linux) chan_h323.so: chan_h323.o h323/libchanh323.a h323/Makefile.ast $(CC) $(SOLINK) $(H323LDFLAGS) -o $@ $< h323/libchanh323.a $(H323LDLIBS) -lstdc++ diff --git a/channels/chan_jingle.c b/channels/chan_jingle.c new file mode 100644 index 000000000..4b0a38a31 --- /dev/null +++ b/channels/chan_jingle.c @@ -0,0 +1,1695 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 1999 - 2005, Digium, Inc. + * + * Matt O'Gorman <mogorman@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ + +/*! \file + * + * \author Matt O'Gorman <mogorman@digium.com> + * + * \brief Jingle Channel Driver + * + * \ingroup channel_drivers + */ + +/*** MODULEINFO + <depend>iksemel</depend> + ***/ + + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <sys/socket.h> +#include <errno.h> +#include <stdlib.h> +#include <fcntl.h> +#include <netdb.h> +#include <netinet/in.h> +#include <arpa/inet.h> +#include <sys/signal.h> +#include <iksemel.h> + +#include "asterisk.h" + +ASTERISK_FILE_VERSION(__FILE__, "$Revision$") +#include "asterisk/lock.h" +#include "asterisk/channel.h" +#include "asterisk/config.h" +#include "asterisk/logger.h" +#include "asterisk/module.h" +#include "asterisk/pbx.h" +#include "asterisk/options.h" +#include "asterisk/lock.h" +#include "asterisk/sched.h" +#include "asterisk/io.h" +#include "asterisk/rtp.h" +#include "asterisk/acl.h" +#include "asterisk/callerid.h" +#include "asterisk/file.h" +#include "asterisk/cli.h" +#include "asterisk/app.h" +#include "asterisk/musiconhold.h" +#include "asterisk/manager.h" +#include "asterisk/stringfields.h" +#include "asterisk/utils.h" +#include "asterisk/causes.h" +#include "asterisk/astobj.h" +#include "asterisk/jabber.h" +#include "asterisk/jingle.h" + +#define JINGLE_CONFIG "jingle.conf" + +enum jingle_protocol { + AJI_PROTOCOL_UDP = 1, + AJI_PROTOCOL_SSLTCP = 2, +}; + +enum jingle_connect_type { + AJI_CONNECT_STUN = 1, + AJI_CONNECT_LOCAL = 2, + AJI_CONNECT_RELAY = 3, +}; + +struct jingle_pvt { + ast_mutex_t lock; /* Channel private lock */ + time_t laststun; + struct jingle *parent; /* Parent client */ + char sid[100]; + char from[100]; + char ring[10]; /* Message ID of ring */ + iksrule *ringrule; /* Rule for matching RING request */ + int initiator; /* If we're the initiator */ + int alreadygone; + int capability; + struct ast_codec_pref prefs; + struct jingle_candidate *theircandidates; + struct jingle_candidate *ourcandidates; + char cid_num[80]; /*!< Caller ID num */ + char cid_name[80]; /*!< Caller ID name */ + char exten[80]; /* Called extension */ + struct ast_channel *owner; /* Master Channel */ + struct ast_rtp *rtp; /*!< RTP Session */ + struct ast_rtp *vrtp; + int jointcapability; /*!< Supported capability at both ends (codecs ) */ + int peercapability; + struct jingle_pvt *next; /* Next entity */ +}; + +struct jingle_candidate { + char name[100]; + enum jingle_protocol protocol; + double preference; + char username[100]; + char password[100]; + enum jingle_connect_type type; + char network[6]; + int generation; + char ip[16]; + int port; + int receipt; + struct jingle_candidate *next; +}; + +struct jingle { + ASTOBJ_COMPONENTS(struct jingle); + struct aji_client *connection; + struct aji_buddy *buddy; + struct jingle_pvt *p; + struct ast_codec_pref prefs; + int amaflags; /*!< AMA Flags */ + char user[100]; + char context[100]; + char accountcode[AST_MAX_ACCOUNT_CODE]; /* Account code */ + int capability; + ast_group_t callgroup; /*!< Call group */ + ast_group_t pickupgroup; /*!< Pickup group */ + int callingpres; /*!< Calling presentation */ + int allowguest; + char language[MAX_LANGUAGE]; /*!< Default language for prompts */ + char musicclass[MAX_MUSICCLASS]; /*!< Music on Hold class */ +}; + +struct jingle_container { + ASTOBJ_CONTAINER_COMPONENTS(struct jingle); +}; + +static const char desc[] = "Jingle Channel"; +static const char type[] = "Jingle"; +static const char tdesc[] = "Jingle Channel Driver"; + +static int usecnt = 0; +AST_MUTEX_DEFINE_STATIC(usecnt_lock); + + +static int global_capability = AST_FORMAT_ULAW | AST_FORMAT_ALAW | AST_FORMAT_GSM | AST_FORMAT_H263; + +/* Protect the interface list (of sip_pvt's) */ +AST_MUTEX_DEFINE_STATIC(jinglelock); + +AST_MUTEX_DEFINE_STATIC(rand_lock); /*!< Lock for thread-safe random generator */ + + +static struct ast_channel *jingle_request(const char *type, int format, void *data, int *cause); +static int jingle_digit(struct ast_channel *ast, char digit); +static int jingle_call(struct ast_channel *ast, char *dest, int timeout); +static int jingle_hangup(struct ast_channel *ast); +static int jingle_answer(struct ast_channel *ast); +static int jingle_newcall(struct jingle *client, ikspak *pak); +static struct ast_frame *jingle_read(struct ast_channel *ast); +static int jingle_write(struct ast_channel *ast, struct ast_frame *f); +static int jingle_indicate(struct ast_channel *ast, int condition); +static int jingle_fixup(struct ast_channel *oldchan, struct ast_channel *newchan); +static int jingle_sendhtml(struct ast_channel *ast, int subclass, const char *data, int datalen); +static struct jingle_pvt *jingle_alloc(struct jingle *client, const char *from, const char *sid); + +/* PBX interface structure for channel registration */ +static const struct ast_channel_tech jingle_tech = { + .type = type, + .description = tdesc, + .capabilities = ((AST_FORMAT_MAX_AUDIO << 1) - 1), + .requester = jingle_request, + .send_digit = jingle_digit, +// .devicestate = jingle_devicestate, +// .transfer = jingle_transfer, + .bridge = ast_rtp_bridge, + .call = jingle_call, + .hangup = jingle_hangup, + .answer = jingle_answer, + .read = jingle_read, + .write = jingle_write, + .exception = jingle_read, + .indicate = jingle_indicate, + .fixup = jingle_fixup, + .send_html = jingle_sendhtml, +}; + +static struct sockaddr_in bindaddr = { 0, }; /*!< The address we bind to */ + +static struct sched_context *sched; /*!< The scheduling context */ +static struct io_context *io; /*!< The IO context */ +static struct in_addr __ourip; +/*----- RTP interface functions */ +static int jingle_set_rtp_peer(struct ast_channel *chan, struct ast_rtp *rtp, + struct ast_rtp *vrtp, int codecs, int nat_active); +static struct ast_rtp *jingle_get_rtp_peer(struct ast_channel *chan); +static int jingle_get_codec(struct ast_channel *chan); + +static struct ast_rtp_protocol jingle_rtp = { + type: "jingle", + get_rtp_info: jingle_get_rtp_peer, + set_rtp_peer: jingle_set_rtp_peer, + get_codec: jingle_get_codec, +}; + +char externip[16]; + +struct jingle_container jingles; + +static void jingle_member_destroy(struct jingle *obj) +{ + free(obj); +} + +static struct jingle *find_jingle(char *name, char *connection) +{ + struct jingle *jingle = NULL; + + jingle = ASTOBJ_CONTAINER_FIND(&jingles, name); + if (!jingle && strchr(name, '@')) + jingle = ASTOBJ_CONTAINER_FIND_FULL(&jingles, name, user,,, strcasecmp); + + if (!jingle) { /* guest call */ + ASTOBJ_CONTAINER_TRAVERSE(&jingles, 1, { + ASTOBJ_WRLOCK(iterator); + if (!strcasecmp(iterator->name, "guest")) { + if (!strcasecmp(iterator->connection->jid->partial, connection)) { + jingle = iterator; + break; + } else if (!strcasecmp(iterator->connection->name, connection)) { + jingle = iterator; + break; + } + } + ASTOBJ_UNLOCK(iterator); + }); + + } + return jingle; +} + + +static void add_codec_to_answer(const struct jingle_pvt *p, int codec, iks *dcodecs) +{ + ast_verbose("Adding codec 0x%x (%s) to SDP\n", codec, ast_getformatname(codec)); + if (!strcasecmp("ulaw", ast_getformatname(codec))) { + iks *payload_eg711u, *payload_pcmu; + payload_pcmu = iks_new("payload-type"); + iks_insert_attrib(payload_pcmu, "id", "0"); + iks_insert_attrib(payload_pcmu, "name", "PCMU"); + iks_insert_attrib(payload_pcmu, "xmlns", "http://www.google.com/session/phone"); + payload_eg711u = iks_new("payload-type"); + iks_insert_attrib(payload_eg711u, "id", "100"); + iks_insert_attrib(payload_eg711u, "name", "EG711U"); + iks_insert_attrib(payload_eg711u, "xmlns", "http://www.google.com/session/phone"); + iks_insert_node(dcodecs, payload_pcmu); + // iks_insert_node(dcodecs, payload_eg711u); + } + if (!strcasecmp("alaw", ast_getformatname(codec))) { + iks *payload_eg711a, *payload_pcma; + payload_pcma = iks_new("payload-type"); + iks_insert_attrib(payload_pcma, "id", "8"); + iks_insert_attrib(payload_pcma, "name", "PCMA"); + iks_insert_attrib(payload_pcma, "xmlns", "http://www.google.com/session/phone"); + payload_eg711a = iks_new("payload-type"); + iks_insert_attrib(payload_eg711a, "id", "101"); + iks_insert_attrib(payload_eg711a, "name", "EG711A"); + iks_insert_attrib(payload_eg711a, "xmlns", "http://www.google.com/session/phone"); + iks_insert_node(dcodecs, payload_pcma); + iks_insert_node(dcodecs, payload_eg711a); + } + if (!strcasecmp("ilbc", ast_getformatname(codec))) { + iks *payload_ilbc; + payload_ilbc = iks_new("payload-type"); + iks_insert_attrib(payload_ilbc, "id", "102"); + iks_insert_attrib(payload_ilbc, "name", "iLBC"); + iks_insert_attrib(payload_ilbc, "xmlns", "http://www.google.com/session/phone"); + iks_insert_node(dcodecs, payload_ilbc); + } + if (!strcasecmp("g723", ast_getformatname(codec))) { + iks *payload_g723; + payload_g723 = iks_new("payload-type"); + iks_insert_attrib(payload_g723, "id", "4"); + iks_insert_attrib(payload_g723, "name", "G723"); + iks_insert_attrib(payload_g723, "xmlns", "http://www.google.com/session/phone"); + iks_insert_node(dcodecs, payload_g723); + } + ast_rtp_lookup_code(p->rtp, 1, codec); +} + +static int jingle_accept_call(struct jingle *client, struct jingle_pvt *p) +{ + struct jingle_pvt *tmp = client->p; + struct aji_client *c = client->connection; + iks *iq, *jingle, *dcodecs, *payload_red, *payload_audio, *payload_cn; + int x; + int pref_codec = 0; + int alreadysent = 0; + + if (p->initiator) + return 1; + + iq = iks_new("iq"); + jingle = iks_new(GOOGLE_NODE); + dcodecs = iks_new("description"); + if (iq && jingle && dcodecs) { + iks_insert_attrib(dcodecs, "xmlns", "http://www.google.com/session/phone"); + + for (x = 0; x < 32; x++) { + if (!(pref_codec = ast_codec_pref_index(&client->prefs, x))) + break; + if (!(client->capability & pref_codec)) + continue; + if (alreadysent & pref_codec) + continue; + if (pref_codec <= AST_FORMAT_MAX_AUDIO) + add_codec_to_answer(p, pref_codec, dcodecs); + else + add_codec_to_answer(p, pref_codec, dcodecs); + alreadysent |= pref_codec; + } + payload_red = iks_new("payload-type"); + iks_insert_attrib(payload_red, "id", "117"); + iks_insert_attrib(payload_red, "name", "red"); + iks_insert_attrib(payload_red, "xmlns", "http://www.google.com/session/phone"); + payload_audio = iks_new("payload-type"); + iks_insert_attrib(payload_audio, "id", "106"); + iks_insert_attrib(payload_audio, "name", "audio/telephone-event"); + iks_insert_attrib(payload_audio, "xmlns", "http://www.google.com/session/phone"); + payload_cn = iks_new("payload-type"); + iks_insert_attrib(payload_cn, "id", "13"); + iks_insert_attrib(payload_cn, "name", "CN"); + iks_insert_attrib(payload_cn, "xmlns", "http://www.google.com/session/phone"); + + + iks_insert_attrib(iq, "type", "set"); + // iks_insert_attrib(iq,"from",client->connection->jid->full); + iks_insert_attrib(iq, "to", (p->from) ? p->from : client->user); + iks_insert_attrib(iq, "id", client->connection->mid); + ast_aji_increment_mid(client->connection->mid); + + iks_insert_attrib(jingle, "xmlns", "http://www.google.com/session"); + iks_insert_attrib(jingle, "type", JINGLE_ACCEPT); + ast_verbose("WOOH %d\n", p->initiator); + iks_insert_attrib(jingle, "initiator", + p->initiator ? client->connection->jid->full : p->from); + iks_insert_attrib(jingle, GOOGLE_SID, tmp->sid); + iks_insert_node(iq, jingle); + iks_insert_node(jingle, dcodecs); + iks_insert_node(dcodecs, payload_red); + iks_insert_node(dcodecs, payload_audio); + iks_insert_node(dcodecs, payload_cn); + + iks_send(c->p, iq); + iks_delete(payload_red); + iks_delete(payload_audio); + iks_delete(payload_cn); + iks_delete(dcodecs); + iks_delete(jingle); + iks_delete(iq); + } + return 1; +} + +static int jingle_ringing_ack(void *data, ikspak *pak) +{ + struct jingle_pvt *p = data; + if (p->ringrule) + iks_filter_remove_rule(p->parent->connection->f, p->ringrule); + p->ringrule = NULL; + if (p->owner) + ast_queue_control(p->owner, AST_CONTROL_RINGING); + return IKS_FILTER_EAT; +} + +static int jingle_answer(struct ast_channel *ast) +{ + struct jingle_pvt *p = ast->tech_pvt; + struct jingle *client = p->parent; + int res = 0; + ast_log(LOG_DEBUG, "Answer!\n"); + ast_mutex_lock(&p->lock); + jingle_accept_call(client, p); + ast_mutex_unlock(&p->lock); + return res; +} + +static force_inline int thread_safe_rand(void) +{ + int val; + + ast_mutex_lock(&rand_lock); + val = rand(); + ast_mutex_unlock(&rand_lock); + + return val; +} + +static struct ast_rtp *jingle_get_rtp_peer(struct ast_channel *chan) +{ + struct jingle_pvt *p; + struct ast_rtp *rtp = NULL; + p = chan->tech_pvt; + if (!p) + return NULL; + ast_mutex_lock(&p->lock); + if (p->rtp) + rtp = p->rtp; + ast_mutex_unlock(&p->lock); + return rtp; +} + +static int jingle_get_codec(struct ast_channel *chan) +{ + struct jingle_pvt *p = chan->tech_pvt; + return p->peercapability; +} + +static int jingle_set_rtp_peer(struct ast_channel *chan, struct ast_rtp *rtp, struct ast_rtp *vrtp, int codecs, int nat_active) +{ + struct jingle_pvt *p; + + p = chan->tech_pvt; + if (!p) + return -1; + ast_mutex_lock(&p->lock); + +/* if (rtp) + ast_rtp_get_peer(rtp, &p->redirip); + else + memset(&p->redirip, 0, sizeof(p->redirip)); + p->redircodecs = codecs; */ + + /* Reset lastrtprx timer */ + ast_mutex_unlock(&p->lock); + return 0; +} + +static int jingle_response(struct jingle *client, ikspak *pak, const char *reasonstr) +{ + iks *response, *error = NULL, *reason = NULL; + int res = -1; + + response = iks_new("iq"); + if (response) { + iks_insert_attrib(response, "type", "result"); + iks_insert_attrib(response, "from", client->connection->jid->full); + iks_insert_attrib(response, "to", iks_find_attrib(pak->x, "from")); + iks_insert_attrib(response, "id", iks_find_attrib(pak->x, "id")); + if (reasonstr) { + error = iks_new("error"); + if (error) { + iks_insert_attrib(error, "type", "cancel"); + reason = iks_new(reasonstr); + if (reason) + iks_insert_node(error, reason); + iks_insert_node(response, error); + } + } + iks_send(client->connection->p, response); + if (reason) + iks_delete(reason); + if (error) + iks_delete(error); + iks_delete(response); + res = 0; + } + return res; +} + +static int jingle_is_answered(struct jingle *client, ikspak *pak) +{ + struct jingle_pvt *tmp; + + ast_log(LOG_DEBUG, "The client is %s\n", client->name); + tmp = client->p; + /* Make sure our new call doesn't exist yet */ + while (tmp) { + ast_verbose("FFFFF %s\n", tmp->sid); + if (iks_find_with_attrib(pak->x, GOOGLE_NODE, GOOGLE_SID, tmp->sid)) { + break; + } + tmp = tmp->next; + } + + if (tmp) { + if (tmp->owner) + ast_queue_control(tmp->owner, AST_CONTROL_ANSWER); + } else + ast_log(LOG_NOTICE, "Whoa, didn't find call!\n"); + jingle_response(client, pak, NULL); + return 1; +} + +static int jingle_hangup_farend(struct jingle *client, ikspak *pak) +{ + struct jingle_pvt *tmp; + + ast_log(LOG_DEBUG, "The client is %s\n", client->name); + tmp = client->p; + /* Make sure our new call doesn't exist yet */ + while (tmp) { + if (iks_find_with_attrib(pak->x, GOOGLE_NODE, GOOGLE_SID, tmp->sid)) { + break; + } + tmp = tmp->next; + } + + if (tmp) { + tmp->alreadygone = 1; + ast_queue_hangup(tmp->owner); + } else + ast_log(LOG_NOTICE, "Whoa, didn't find call!\n"); + jingle_response(client, pak, NULL); + ast_verbose("END CALL\n"); + return 1; +} + +static int jingle_create_candidates(struct jingle *client, struct jingle_pvt *p, char *sid, char *from) +{ + struct jingle_candidate *tmp; + struct aji_client *c = client->connection; + struct jingle_candidate *ours1 = NULL, *ours2 = NULL; + struct sockaddr_in sin; + struct sockaddr_in dest; + struct in_addr us; + char iabuf[INET_ADDRSTRLEN]; + + iks *iq, *jingle, *candidate; + char user[17], pass[17], preference[5], port[7]; + + + iq = iks_new("iq"); + jingle = iks_new(GOOGLE_NODE); + candidate = iks_new("candidate"); + ours1 = (struct jingle_candidate *) ast_calloc(1, sizeof(struct jingle_candidate)); + ours2 = (struct jingle_candidate *) ast_calloc(1, sizeof(struct jingle_candidate)); + if (!iq || !jingle || !candidate || !ours1 || !ours2) { + ast_log(LOG_WARNING, "out of memory!\n"); + goto safeout; + } + + iks_insert_node(iq, jingle); + iks_insert_node(jingle, candidate); + + while (p) { + if (!strcasecmp(p->sid, sid)) { + break; + } + p = p->next; + } + + if (!p) { + ast_log(LOG_NOTICE, "No matching jingle session!\n"); + goto safeout; + } + + ast_rtp_get_us(p->rtp, &sin); + ast_find_ourip(&us, bindaddr); + + /* Setup our jingle candidates */ + ast_copy_string(ours1->name, "rtp", sizeof(ours1->name)); + ours1->port = ntohs(sin.sin_port); + ours1->preference = 1; + snprintf(user, sizeof(user), "%08x%08x", thread_safe_rand(), thread_safe_rand()); + snprintf(pass, sizeof(pass), "%08x%08x", thread_safe_rand(), thread_safe_rand()); + ast_copy_string(ours1->username, user, sizeof(ours1->username)); + ast_copy_string(ours1->password, pass, sizeof(ours1->password)); + ast_inet_ntoa(ours1->ip, sizeof(ours1->ip), us); + ours1->protocol = AJI_PROTOCOL_UDP; + ours1->type = AJI_CONNECT_LOCAL; + ours1->generation = 0; + p->ourcandidates = ours1; + + if (!ast_strlen_zero(externip)) { + /* XXX We should really stun for this one not just go with externip XXX */ + snprintf(user, sizeof(user), "%08x%08x", thread_safe_rand(), thread_safe_rand()); + snprintf(pass, sizeof(pass), "%08x%08x", thread_safe_rand(), thread_safe_rand()); + ast_copy_string(ours2->username, user, sizeof(ours2->username)); + ast_copy_string(ours2->password, pass, sizeof(ours2->password)); + ast_copy_string(ours2->ip, externip, sizeof(ours2->ip)); + ast_copy_string(ours2->name, "rtp", sizeof(ours1->name)); + ours2->port = ntohs(sin.sin_port); + ours2->preference = 0.9; + ours2->protocol = AJI_PROTOCOL_UDP; + ours2->type = AJI_CONNECT_STUN; + ours2->generation = 0; + ours1->next = ours2; + ours2 = NULL; + } + ours1 = NULL; + dest.sin_addr = __ourip; /// THIS IS BAD NEED TO FIX + dest.sin_port = sin.sin_port; + + ast_verbose("We're at %s port %d\n", ast_inet_ntoa(iabuf, sizeof(iabuf), us), ntohs(sin.sin_port)); /// THIS IS BAD NEED TO FIX + + tmp = p->ourcandidates; + while (tmp) { /*send standard candidates */ + snprintf(port, sizeof(port), "%d", tmp->port); + snprintf(preference, sizeof(preference), "%.2f", tmp->preference); + iks_insert_attrib(iq, "from", c->jid->full); + iks_insert_attrib(iq, "to", from); + iks_insert_attrib(iq, "type", "set"); + iks_insert_attrib(iq, "id", c->mid); + ast_aji_increment_mid(c->mid); + iks_insert_attrib(jingle, "type", "candidates"); + iks_insert_attrib(jingle, "id", sid); + iks_insert_attrib(jingle, "initiator", (p->initiator) ? c->jid->full : from); + iks_insert_attrib(jingle, "xmlns", GOOGLE_NS); + iks_insert_attrib(candidate, "name", tmp->name); + iks_insert_attrib(candidate, "address", tmp->ip); + iks_insert_attrib(candidate, "port", port); + iks_insert_attrib(candidate, "username", tmp->username); + iks_insert_attrib(candidate, "password", tmp->password); + iks_insert_attrib(candidate, "preference", preference); + if (tmp->protocol == AJI_PROTOCOL_UDP) + iks_insert_attrib(candidate, "protocol", "udp"); + if (tmp->protocol == AJI_PROTOCOL_SSLTCP) + iks_insert_attrib(candidate, "protocol", "ssltcp"); + if (tmp->type == AJI_CONNECT_STUN) + iks_insert_attrib(candidate, "type", "stun"); + if (tmp->type == AJI_CONNECT_LOCAL) + iks_insert_attrib(candidate, "type", "local"); + if (tmp->type == AJI_CONNECT_RELAY) + iks_insert_attrib(candidate, "type", "relay"); + iks_insert_attrib(candidate, "network", "0"); + iks_insert_attrib(candidate, "generation", "0"); + iks_send(c->p, iq); + tmp = tmp->next; + } + p->laststun = 0; + +safeout: + if (ours1) + free(ours1); + if (ours2) + free(ours2); + if (iq) + iks_delete(iq); + if (jingle) + iks_delete(jingle); + if (candidate) + iks_delete(candidate); + return 1; +} + +static struct jingle_pvt *jingle_alloc(struct jingle *client, const char *from, const char *sid) +{ + struct jingle_pvt *tmp = NULL; + struct aji_resource *resources = NULL; + struct aji_buddy *buddy; + char idroster[200]; + + ast_log(LOG_DEBUG, "The client is %s for alloc\n", client->name); + if (!sid && !strchr(from, '/')) { /*I started call! */ + ast_verbose("shouldnt be called on inbound!\n"); + if (!strcasecmp(client->name, "guest")) { + buddy = ASTOBJ_CONTAINER_FIND(&client->connection->buddies, from); + if (buddy) + resources = buddy->resources; + ast_verbose("shouldnt be called on inbound! %s ----- %s ---- %s\n", + client->name, from, buddy->name); + } else { + resources = client->buddy->resources; + } + while (resources) { + if (resources->cap->jingle) { + ast_verbose("WOW FOUND\n"); + break; + } + resources = resources->next; + } + if (resources) + snprintf(idroster, sizeof(idroster), "%s/%s", from, resources->resource); + else { + ast_log(LOG_ERROR, "no jingle capable clients to talk to.\n"); + return NULL; + } + } + if (!(tmp = ast_calloc(1, sizeof(*tmp)))) { + return NULL; + } + if (sid) { + ast_copy_string(tmp->sid, sid, sizeof(tmp->sid)); + ast_copy_string(tmp->from, from, sizeof(tmp->from)); + } else { + snprintf(tmp->sid, sizeof(tmp->sid), "%08lx%08lx", ast_random(), ast_random()); + ast_copy_string(tmp->from, idroster, sizeof(tmp->from)); + tmp->initiator = 1; + } + tmp->rtp = ast_rtp_new_with_bindaddr(sched, io, 1, 0, bindaddr.sin_addr); + tmp->parent = client; + if (!tmp->rtp) { + ast_log(LOG_WARNING, "Out of RTP sessions?\n"); + free(tmp); + return NULL; + } + ast_copy_string(tmp->exten, "s", sizeof(tmp->exten)); + ast_mutex_init(&tmp->lock); + ast_mutex_lock(&jinglelock); + tmp->next = client->p; + client->p = tmp; + ast_mutex_unlock(&jinglelock); + return tmp; +} + +/*! \brief Start new jingle channel */ +static struct ast_channel *jingle_new(struct jingle *client, struct jingle_pvt *i, int state, const char *title) +{ + struct ast_channel *tmp; + int fmt; + int what; + + tmp = ast_channel_alloc(1); + if (!tmp) { + ast_log(LOG_WARNING, "Unable to allocate Jingle channel structure!\n"); + return NULL; + } + tmp->tech = &jingle_tech; + + /* Select our native format based on codec preference until we receive + something from another device to the contrary. */ + if (i->jointcapability) + what = i->jointcapability; + else if (i->capability) + what = i->capability; + else + what = global_capability; + tmp->nativeformats = + ast_codec_choose(&i->prefs, what, + 1) | (i->jointcapability & AST_FORMAT_VIDEO_MASK); + fmt = ast_best_codec(tmp->nativeformats); + + if (title) + ast_string_field_build(tmp, name, "Jingle/%s-%04lx", title, + ast_random() & 0xffff); + else + ast_string_field_build(tmp, name, "Jingle/%s-%04lx", i->from, + ast_random() & 0xffff); + + if (i->rtp) { + tmp->fds[0] = ast_rtp_fd(i->rtp); + tmp->fds[1] = ast_rtcp_fd(i->rtp); + } + if (i->vrtp) { + tmp->fds[2] = ast_rtp_fd(i->vrtp); + tmp->fds[3] = ast_rtcp_fd(i->vrtp); + } + if (state == AST_STATE_RING) + tmp->rings = 1; + tmp->adsicpe = AST_ADSI_UNAVAILABLE; + tmp->writeformat = fmt; + tmp->rawwriteformat = fmt; + tmp->readformat = fmt; + tmp->rawreadformat = fmt; + tmp->tech_pvt = i; + + tmp->callgroup = client->callgroup; + tmp->pickupgroup = client->pickupgroup; + tmp->cid.cid_pres = client->callingpres; + if (!ast_strlen_zero(client->accountcode)) + ast_string_field_set(tmp, accountcode, client->accountcode); + if (client->amaflags) + tmp->amaflags = client->amaflags; + if (!ast_strlen_zero(client->language)) + ast_string_field_set(tmp, language, client->language); + if (!ast_strlen_zero(client->musicclass)) + ast_string_field_set(tmp, musicclass, client->musicclass); + i->owner = tmp; + ast_mutex_lock(&usecnt_lock); + usecnt++; + ast_mutex_unlock(&usecnt_lock); + ast_copy_string(tmp->context, client->context, sizeof(tmp->context)); + ast_copy_string(tmp->exten, i->exten, sizeof(tmp->exten)); + if (!ast_strlen_zero(i->cid_num)) + tmp->cid.cid_num = ast_strdup(i->cid_num); + if (!ast_strlen_zero(i->cid_name)) + tmp->cid.cid_name = ast_strdup(i->cid_name); + if (!ast_strlen_zero(i->exten) && strcmp(i->exten, "s")) + tmp->cid.cid_dnid = ast_strdup(i->exten); + tmp->priority = 1; + ast_setstate(tmp, state); + if (state != AST_STATE_DOWN && ast_pbx_start(tmp)) { + ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name); + tmp->hangupcause = AST_CAUSE_SWITCH_CONGESTION; + ast_hangup(tmp); + tmp = NULL; + } + return tmp; +} + +static int jingle_action(struct jingle *client, struct jingle_pvt *p, const char *action) +{ + iks *request, *session = NULL; + int res = -1; + + request = iks_new("iq"); + if (request) { + iks_insert_attrib(request, "type", "set"); + iks_insert_attrib(request, "from", client->connection->jid->full); + iks_insert_attrib(request, "to", p->from); + iks_insert_attrib(request, "id", client->connection->mid); + ast_aji_increment_mid(client->connection->mid); + session = iks_new("session"); + if (session) { + iks_insert_attrib(session, "type", action); + iks_insert_attrib(session, "id", p->sid); + iks_insert_attrib(session, "initiator", + p->initiator ? client->connection->jid->full : p->from); + iks_insert_attrib(session, "xmlns", "http://www.google.com/session"); + iks_insert_node(request, session); + iks_send(client->connection->p, request); + iks_delete(session); + res = 0; + } + iks_delete(request); + } + return res; +} + +static void jingle_free_candidates(struct jingle_candidate *candidate) +{ + struct jingle_candidate *last; + while (candidate) { + last = candidate; + candidate = candidate->next; + free(last); + } +} + +static struct jingle_candidate *jingle_dup_candidates(struct jingle_candidate *candidate) +{ + struct jingle_candidate *newcan = NULL, *prev = NULL, *tmp; + while (candidate) { + tmp = malloc(sizeof(struct jingle_candidate)); + if (tmp) { + memcpy(tmp, candidate, sizeof(struct jingle_candidate)); + tmp->next = NULL; + if (prev) + prev->next = tmp; + else + newcan = tmp; + prev = tmp; + } + candidate = candidate->next; + } + return newcan; +} + +static void jingle_free_pvt(struct jingle *client, struct jingle_pvt *p) +{ + struct jingle_pvt *cur, *prev = NULL; + cur = client->p; + while (cur) { + if (cur == p) { + if (prev) + prev->next = p->next; + else + client->p = p->next; + break; + } + prev = cur; + cur = cur->next; + } + if (p->ringrule) + iks_filter_remove_rule(p->parent->connection->f, p->ringrule); + if (p->owner) + ast_log(LOG_WARNING, "Uh oh, there's an owner, this is going to be messy.\n"); + if (p->rtp) + ast_rtp_destroy(p->rtp); + if (p->vrtp) + ast_rtp_destroy(p->vrtp); + jingle_free_candidates(p->theircandidates); + free(p); +} + + +static int jingle_newcall(struct jingle *client, ikspak *pak) +{ + struct jingle_pvt *p, *tmp = client->p; + struct ast_channel *chan; + int res; + iks *codec; + + /* Make sure our new call doesn't exist yet */ + while (tmp) { + if (iks_find_with_attrib(pak->x, GOOGLE_NODE, GOOGLE_SID, tmp->sid)) { + ast_log(LOG_NOTICE, "Ignoring duplicate call setup on SID %s\n", tmp->sid); + jingle_response(client, pak, "out-of-order"); + return -1; + } + tmp = tmp->next; + } + + p = jingle_alloc(client, pak->from->partial, iks_find_attrib(pak->query, GOOGLE_SID)); + if (!p) { + ast_log(LOG_WARNING, "Unable to allocate jingle structure!\n"); + return -1; + } + chan = jingle_new(client, p, AST_STATE_DOWN, pak->from->user); + if (chan) { + ast_mutex_lock(&p->lock); + ast_copy_string(p->from, pak->from->full, sizeof(p->from)); + if (iks_find_attrib(pak->query, GOOGLE_SID)) { + ast_copy_string(p->sid, iks_find_attrib(pak->query, GOOGLE_SID), + sizeof(p->sid)); + } + + codec = iks_child(iks_child(iks_child(pak->x))); + while (codec) { + ast_rtp_set_m_type(p->rtp, atoi(iks_find_attrib(codec, "id"))); + ast_rtp_set_rtpmap_type(p->rtp, atoi(iks_find_attrib(codec, "id")), "audio", + iks_find_attrib(codec, "name")); + ast_verbose("yatta!!\n"); + codec = iks_next(codec); + } + + ast_mutex_unlock(&p->lock); + ast_setstate(chan, AST_STATE_RING); + res = ast_pbx_start(chan); + + switch (res) { + case AST_PBX_FAILED: + ast_log(LOG_WARNING, "Failed to start PBX :(\n"); + jingle_response(client, pak, "service-unavailable"); + break; + case AST_PBX_CALL_LIMIT: + ast_log(LOG_WARNING, "Failed to start PBX (call limit reached) \n"); + jingle_response(client, pak, "service-unavailable"); + break; + case AST_PBX_SUCCESS: + jingle_response(client, pak, NULL); + jingle_create_candidates(client, p, + iks_find_attrib(pak->query, GOOGLE_SID), + iks_find_attrib(pak->x, "from")); + /* nothing to do */ + break; + } + } else { + jingle_free_pvt(client, p); + } + return 1; +} + +static int jingle_update_stun(struct jingle *client, struct jingle_pvt *p) +{ + struct jingle_candidate *tmp; + struct hostent *hp; + struct ast_hostent ahp; + struct sockaddr_in sin; + + if (time(NULL) == p->laststun) + return 0; + + tmp = p->theircandidates; + p->laststun = time(NULL); + while (tmp) { + char username[256]; + hp = ast_gethostbyname(tmp->ip, &ahp); + sin.sin_family = AF_INET; + memcpy(&sin.sin_addr, hp->h_addr, sizeof(sin.sin_addr)); + sin.sin_port = htons(tmp->port); + snprintf(username, sizeof(username), "%s%s", tmp->username, + p->ourcandidates->username); + + ast_rtp_stun_request(p->rtp, &sin, username); + tmp = tmp->next; + } + return 1; +} + +static int jingle_add_candidate(struct jingle *client, ikspak *pak) +{ + struct jingle_pvt *p = NULL, *tmp = NULL; + struct aji_client *c = client->connection; + struct jingle_candidate *newcandidate = NULL; + iks *traversenodes = NULL, *receipt = NULL; + newcandidate = + (struct jingle_candidate *) ast_calloc(1, sizeof(struct jingle_candidate)); + if (!newcandidate) + return 0; + memset(newcandidate, 0, sizeof(struct jingle_candidate)); + tmp = client->p; + while (tmp) { + if (iks_find_with_attrib(pak->x, GOOGLE_NODE, GOOGLE_SID, tmp->sid)) { + p = tmp; + break; + } + tmp = tmp->next; + } + + if (!p) { + ast_verbose("NO MATCH\n"); + return -1; + } + + traversenodes = pak->query; + while(traversenodes) { + ast_verbose("OOH %s\n", iks_name(traversenodes)); + if(!strcasecmp(iks_name(traversenodes), "session")) { + ast_verbose("XXXX OOH A SESSION\n"); + traversenodes = iks_child(traversenodes); + continue; + } + if(!strcasecmp(iks_name(traversenodes), "candidate")) { + ast_verbose("XXXX OOH A CANDIDATE\n"); + newcandidate = + (struct jingle_candidate *) ast_calloc(1, sizeof(struct jingle_candidate)); + if (!newcandidate) + return 0; + memset(newcandidate, 0, sizeof(struct jingle_candidate)); + ast_copy_string(newcandidate->name, iks_find_attrib(traversenodes, "name"), + sizeof(newcandidate->name)); + ast_copy_string(newcandidate->ip, iks_find_attrib(traversenodes, "address"), + sizeof(newcandidate->ip)); + newcandidate->port = atoi(iks_find_attrib(traversenodes, "port")); + ast_copy_string(newcandidate->username, iks_find_attrib(traversenodes, "username"), + sizeof(newcandidate->username)); + ast_copy_string(newcandidate->password, iks_find_attrib(traversenodes, "password"), + sizeof(newcandidate->password)); + newcandidate->preference = atof(iks_find_attrib(traversenodes, "preference")); + if (!strcasecmp(iks_find_attrib(traversenodes, "protocol"), "udp")) + newcandidate->protocol = AJI_PROTOCOL_UDP; + if (!strcasecmp(iks_find_attrib(traversenodes, "protocol"), "ssltcp")) + newcandidate->protocol = AJI_PROTOCOL_SSLTCP; + + if (!strcasecmp(iks_find_attrib(traversenodes, "type"), "stun")) + newcandidate->type = AJI_CONNECT_STUN; + if (!strcasecmp(iks_find_attrib(traversenodes, "type"), "local")) + newcandidate->type = AJI_CONNECT_LOCAL; + if (!strcasecmp(iks_find_attrib(traversenodes, "type"), "relay")) + newcandidate->type = AJI_CONNECT_RELAY; + ast_copy_string(newcandidate->network, iks_find_attrib(traversenodes, "network"), + sizeof(newcandidate->network)); + newcandidate->generation = atoi(iks_find_attrib(traversenodes, "generation")); + newcandidate->next = NULL; + + newcandidate->next = p->theircandidates; + p->theircandidates = newcandidate; + p->laststun = 0; + jingle_update_stun(p->parent, p); + newcandidate = NULL; + } + traversenodes = iks_next(traversenodes); + } + + receipt = iks_new("iq"); + iks_insert_attrib(receipt, "type", "result"); + iks_insert_attrib(receipt, "from", c->jid->full); + iks_insert_attrib(receipt, "to", iks_find_attrib(pak->x, "from")); + iks_insert_attrib(receipt, "id", iks_find_attrib(pak->x, "id")); + iks_send(c->p, receipt); + iks_delete(receipt); + + return 1; +} + +static struct ast_frame *jingle_rtp_read(struct ast_channel *ast, struct jingle_pvt *p) +{ + struct ast_frame *f; + if (!p->rtp) { + return &ast_null_frame; + } + f = ast_rtp_read(p->rtp); + jingle_update_stun(p->parent, p); + if (p->owner) { + /* We already hold the channel lock */ + if (f->frametype == AST_FRAME_VOICE) { + if (f->subclass != (p->owner->nativeformats & AST_FORMAT_AUDIO_MASK)) { + if (option_debug) + ast_log(LOG_DEBUG, "Oooh, format changed to %d\n", f->subclass); + p->owner->nativeformats = + (p->owner->nativeformats & AST_FORMAT_VIDEO_MASK) | f->subclass; + ast_set_read_format(p->owner, p->owner->readformat); + ast_set_write_format(p->owner, p->owner->writeformat); + } +/* if ((ast_test_flag(p, SIP_DTMF) == SIP_DTMF_INBAND) && p->vad) { + f = ast_dsp_process(p->owner, p->vad, f); + if (option_debug && f && (f->frametype == AST_FRAME_DTMF)) + ast_log(LOG_DEBUG, "* Detected inband DTMF '%c'\n", f->subclass); + } */ + } + } + return f; +} + +static struct ast_frame *jingle_read(struct ast_channel *ast) +{ + struct ast_frame *fr; + struct jingle_pvt *p = ast->tech_pvt; + + ast_mutex_lock(&p->lock); + fr = jingle_rtp_read(ast, p); + ast_mutex_unlock(&p->lock); + return fr; +} + +/*! \brief Send frame to media channel (rtp) */ +static int jingle_write(struct ast_channel *ast, struct ast_frame *frame) +{ + struct jingle_pvt *p = ast->tech_pvt; + int res = 0; + + switch (frame->frametype) { + case AST_FRAME_VOICE: + if (!(frame->subclass & ast->nativeformats)) { + ast_log(LOG_WARNING, + "Asked to transmit frame type %d, while native formats is %d (read/write = %d/%d)\n", + frame->subclass, ast->nativeformats, ast->readformat, + ast->writeformat); + return 0; + } + if (p) { + ast_mutex_lock(&p->lock); + if (p->rtp) { + res = ast_rtp_write(p->rtp, frame); + } + ast_mutex_unlock(&p->lock); + } + break; + case AST_FRAME_VIDEO: + if (p) { + ast_mutex_lock(&p->lock); + if (p->vrtp) { + res = ast_rtp_write(p->vrtp, frame); + } + ast_mutex_unlock(&p->lock); + } + break; + case AST_FRAME_IMAGE: + return 0; + break; + default: + ast_log(LOG_WARNING, "Can't send %d type frames with Jingle write\n", + frame->frametype); + return 0; + } + + return res; +} + +static int jingle_fixup(struct ast_channel *oldchan, struct ast_channel *newchan) +{ + struct jingle_pvt *p = newchan->tech_pvt; + ast_mutex_lock(&p->lock); + + if ((p->owner != oldchan)) { + ast_mutex_unlock(&p->lock); + return -1; + } + if (p->owner == oldchan) + p->owner = newchan; + ast_mutex_unlock(&p->lock); + return 0; +} + +static int jingle_indicate(struct ast_channel *ast, int condition) +{ + ast_log(LOG_NOTICE, "XXX Implement jingle indicate XXX\n"); + + return -1; +} + +static int jingle_digit(struct ast_channel *ast, char digit) +{ + ast_log(LOG_NOTICE, "XXX Implement jingle digit XXX\n"); + + return -1; +} + +static int jingle_sendhtml(struct ast_channel *ast, int subclass, const char *data, int datalen) +{ + ast_log(LOG_NOTICE, "XXX Implement jingle sendhtml XXX\n"); + + return -1; +} +static int jingle_transmit_invite(struct jingle_pvt *p) +{ + struct jingle *jingle = NULL; + struct aji_client *client = NULL; + iks *iq, *desc, *session; + iks *payload_eg711u, *payload_pcmu; + + jingle = p->parent; + client = jingle->connection; + iq = iks_new("iq"); + desc = iks_new("description"); + session = iks_new("session"); + iks_insert_attrib(iq, "type", "set"); + iks_insert_attrib(iq, "to", p->from); + iks_insert_attrib(iq, "from", client->jid->full); + iks_insert_attrib(iq, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_insert_attrib(session, "type", "initiate"); + iks_insert_attrib(session, "id", p->sid); + iks_insert_attrib(session, "initiator", client->jid->full); + iks_insert_attrib(session, "xmlns", "http://www.google.com/session"); + iks_insert_attrib(desc, "xmlns", "http://www.google.com/session/phone"); + payload_pcmu = iks_new("payload-type"); + iks_insert_attrib(payload_pcmu, "id", "0"); + iks_insert_attrib(payload_pcmu, "name", "PCMU"); + payload_eg711u = iks_new("payload-type"); + iks_insert_attrib(payload_eg711u, "id", "100"); + iks_insert_attrib(payload_eg711u, "name", "EG711U"); + iks_insert_node(desc, payload_pcmu); + iks_insert_node(desc, payload_eg711u); + iks_insert_node(iq, session); + iks_insert_node(session, desc); + iks_send(client->p, iq); + iks_delete(iq); + iks_delete(desc); + iks_delete(session); + iks_delete(payload_eg711u); + iks_delete(payload_pcmu); + return 0; +} + +static int jingle_auto_congest(void *nothing) +{ + struct jingle_pvt *p = nothing; + + ast_mutex_lock(&p->lock); + if (p->owner) { + /* XXX fails on possible deadlock */ + if (!ast_channel_trylock(p->owner)) { + ast_log(LOG_NOTICE, "Auto-congesting %s\n", p->owner->name); + ast_queue_control(p->owner, AST_CONTROL_CONGESTION); + ast_channel_unlock(p->owner); + } + } + ast_mutex_unlock(&p->lock); + return 0; +} + +/*! \brief Initiate new call, part of PBX interface + * dest is the dial string */ +static int jingle_call(struct ast_channel *ast, char *dest, int timeout) +{ + struct jingle_pvt *p = ast->tech_pvt; + + if ((ast->_state != AST_STATE_DOWN) && (ast->_state != AST_STATE_RESERVED)) { + ast_log(LOG_WARNING, "jingle_call called on %s, neither down nor reserved\n", ast->name); + return -1; + } + + ast_setstate(ast, AST_STATE_RING); + p->jointcapability = p->capability; + if (!p->ringrule) { + ast_copy_string(p->ring, p->parent->connection->mid, sizeof(p->ring)); + p->ringrule = iks_filter_add_rule(p->parent->connection->f, jingle_ringing_ack, p, + IKS_RULE_ID, p->ring, IKS_RULE_DONE); + } else { + ast_log(LOG_WARNING, "Whoa, already have a ring rule!\n"); + } + jingle_transmit_invite(p); + jingle_create_candidates(p->parent, p, p->sid, p->from); + + return 0; +} + +/*! \brief Hangup a call through the jingle proxy channel */ +static int jingle_hangup(struct ast_channel *ast) +{ + struct jingle_pvt *p = ast->tech_pvt; + struct jingle *client; + + ast_mutex_lock(&p->lock); + client = p->parent; + p->owner = NULL; + ast->tech_pvt = NULL; + if (!p->alreadygone) + jingle_action(client, p, "terminate"); + ast_mutex_unlock(&p->lock); + + jingle_free_pvt(client, p); + ast_mutex_lock(&usecnt_lock); + usecnt--; + ast_mutex_unlock(&usecnt_lock); + + return 0; +} + +/*! \brief Part of PBX interface */ +static struct ast_channel *jingle_request(const char *type, int format, void *data, int *cause) +{ + struct jingle_pvt *p = NULL; + struct jingle *client = NULL; + char *sender = NULL, *to = NULL, *s = NULL; + struct ast_channel *chan = NULL; + + if (data) { + s = ast_strdupa((char *) data); + if (s) { + sender = strsep(&s, "/"); + if (sender && (sender[0] != '\0')) + to = strsep(&s, "/"); + if (!to) { + ast_log(LOG_ERROR, "Bad arguments\n"); + if (s) + free(s); + return NULL; + } + } + } + ast_verbose("to : %s\n from :%s\n", to, sender); + client = find_jingle(to, sender); + if (!client) { + ast_log(LOG_WARNING, "Could not find Recipiant.\n"); + if (s) + free(s); + return NULL; + } + p = jingle_alloc(client, to, NULL); + if (p) { + chan = jingle_new(client, p, AST_STATE_DOWN, to); + } + return chan; +} + +#if 0 +/*! \brief CLI command "jingle show channels" */ +static int jingle_show(int fd, int argc, char **argv) +{ + struct jingle_pvt *p = NULL; + struct jingle *peer = NULL; + struct jingle_candidate *tmp; + struct jingle *client = NULL; + client = ast_aji_get_client("asterisk"); + if (argc != 3) + return RESULT_SHOWUSAGE; + ast_mutex_lock(&jinglelock); + if (client) + p = jingles->p; + while (p) { + ast_mutex_lock(&p->lock); + ast_cli(fd, "SID = %s\n", p->sid); + tmp = p->candidates; + while (tmp) { + ast_verbose("port %d\n", tmp->port); + tmp = tmp->next; + } + ast_mutex_unlock(&p->lock); + p = p->next; + } + if (!jingles->p) + ast_cli(fd, "No jingle channels in use\n"); + ast_mutex_unlock(&jinglelock); + return RESULT_SUCCESS; +} +#endif +static char show_jingle_usage[] = + "Usage: jingle show channels\n" + " Provides summary information on active jingle channels.\n"; + +//static struct ast_cli_entry cli_show_jingle = { +// { "jingle", "show", "channels", NULL }, jingle_show, +// "Show status of jingle channels", show_jingle_usage, NULL }; + + +static int jingle_parser(void *data, ikspak *pak) +{ + struct jingle *client = ASTOBJ_REF((struct jingle *) data); + + ast_verbose("WOOHOO!!!\n"); + if (iks_find_with_attrib(pak->x, GOOGLE_NODE, "type", JINGLE_INITIATE)) { + /* New call */ + jingle_newcall(client, pak); + } else if (iks_find_with_attrib(pak->x, GOOGLE_NODE, "type", GOOGLE_NEGOTIATE)) { + ast_log(LOG_DEBUG, "About to add candidate!\n"); + jingle_add_candidate(client, pak); + ast_log(LOG_DEBUG, "Candidate Added!\n"); + } else if (iks_find_with_attrib(pak->x, GOOGLE_NODE, "type", GOOGLE_ACCEPT)) { + jingle_is_answered(client, pak); + } else if (iks_find_with_attrib(pak->x, GOOGLE_NODE, "type", "terminate")) { + ast_verbose("not this\n"); + jingle_hangup_farend(client, pak); + } else if (iks_find_with_attrib(pak->x, GOOGLE_NODE, "type", "reject")) { + ast_verbose("not this\n"); + jingle_hangup_farend(client, pak); + } + ASTOBJ_UNREF(client, jingle_member_destroy); + return IKS_FILTER_EAT; +} + +static struct jingle_candidate *jingle_create_candidate(char *args) +{ + char *name, *type, *preference, *protocol; + struct jingle_candidate *res; + res = malloc(sizeof(struct jingle_candidate)); + memset(res, 0, sizeof(struct jingle_candidate)); + if (args) + name = args; + if ((args = strchr(args, ','))) { + *args = '\0'; + args++; + preference = args; + } + if ((args = strchr(args, ','))) { + *args = '\0'; + args++; + protocol = args; + } + if ((args = strchr(args, ','))) { + *args = '\0'; + args++; + type = args; + } + if (name) + ast_copy_string(res->name, name, sizeof(res->name)); + if (preference) { + res->preference = atof(preference); + } + if (protocol) { + if (!strcasecmp("udp", protocol)) + res->protocol = AJI_PROTOCOL_UDP; + if (!strcasecmp("ssltcp", protocol)) + res->protocol = AJI_PROTOCOL_SSLTCP; + } + if (type) { + if (!strcasecmp("stun", type)) + res->type = AJI_CONNECT_STUN; + if (!strcasecmp("local", type)) + res->type = AJI_CONNECT_LOCAL; + if (!strcasecmp("relay", type)) + res->type = AJI_CONNECT_RELAY; + } + + return res; +} + +static int jingle_create_member(char *label, struct ast_variable *var, int allowguest, + struct ast_codec_pref prefs, char *context, + struct jingle *member) +{ + struct aji_client *client; + if (!member) + ast_log(LOG_WARNING, "Out of memory.\n"); + + ast_copy_string(member->name, label, sizeof(member->name)); + ast_copy_string(member->user, label, sizeof(member->user)); + ast_copy_string(member->context, context, sizeof(member->context)); + member->allowguest = allowguest; + member->prefs = prefs; + while (var) { +#if 0 + struct jingle_candidate *candidate = NULL; +#endif + if (!strcasecmp(var->name, "username")) + ast_copy_string(member->user, var->value, sizeof(member->user)); + else if (!strcasecmp(var->name, "disallow")) + ast_parse_allow_disallow(&member->prefs, &member->capability, var->value, 0); + else if (!strcasecmp(var->name, "allow")) + ast_parse_allow_disallow(&member->prefs, &member->capability, var->value, 1); + else if (!strcasecmp(var->name, "context")) + ast_copy_string(member->context, var->value, sizeof(member->context)); +#if 0 + else if (!strcasecmp(var->name, "candidate")) { + candidate = jingle_create_candidate(var->value); + if (candidate) { + candidate->next = member->ourcandidates; + member->ourcandidates = candidate; + } + } +#endif + else if (!strcasecmp(var->name, "connection")) { + if ((client = ast_aji_get_client(var->value))) { + member->connection = client; + iks_filter_add_rule(client->f, jingle_parser, member, IKS_RULE_TYPE, + IKS_PAK_IQ, IKS_RULE_FROM_PARTIAL, member->user, + IKS_RULE_NS, "http://www.google.com/session", + IKS_RULE_DONE); + } else { + ast_log(LOG_ERROR, "connection referenced not found!\n"); + return 0; + } + } + var = var->next; + } + if (member->connection && member->user) + member->buddy = ASTOBJ_CONTAINER_FIND(&member->connection->buddies, member->user); + else { + ast_log(LOG_ERROR, "No Connection or Username!\n"); + } + ast_verbose("LABEL: %s\n member->name %s\n member->user %s\n", label, member->name, + member->user); + return 1; +} + +static int jingle_load_config(void) +{ + char *cat = NULL; + struct ast_config *cfg = NULL; + char context[100]; + int allowguest = 1; + struct ast_variable *var; + struct jingle *member; + struct ast_codec_pref prefs; + struct aji_client_container *clients; + struct jingle_candidate *global_candidates = NULL; + + cfg = ast_config_load(JINGLE_CONFIG); + if (!cfg) { + ast_log(LOG_WARNING, "No such configuration file %s\n", JINGLE_CONFIG); + return 0; + } + + cat = ast_category_browse(cfg, NULL); + for (var = ast_variable_browse(cfg, "general"); var; var = var->next) { + if (!strcasecmp(var->name, "allowguest")) + allowguest = + (ast_true(ast_variable_retrieve(cfg, "general", "allowguest"))) ? 1 : 0; + else if (!strcasecmp(var->name, "disallow")) + ast_parse_allow_disallow(&prefs, &global_capability, var->value, 0); + else if (!strcasecmp(var->name, "allow")) + ast_parse_allow_disallow(&prefs, &global_capability, var->value, 1); + else if (!strcasecmp(var->name, "context")) + ast_copy_string(context, var->value, sizeof(context)); + else if (!strcasecmp(var->name, "externip")) + ast_copy_string(externip, var->value, sizeof(externip)); +#if 0 + else if (!strcasecmp(var->name, "candidate")) { + candidate = jingle_create_candidate(var->value); + if (candidate) { + candidate->next = global_candidates; + global_candidates = candidate; + } + } +#endif + } + while (cat) { + if (strcasecmp(cat, "general")) { + var = ast_variable_browse(cfg, cat); + member = (struct jingle *) malloc(sizeof(struct jingle)); + memset(member, 0, sizeof(struct jingle)); + ASTOBJ_INIT(member); + ASTOBJ_WRLOCK(member); + if (!strcasecmp(cat, "guest")) { + ast_copy_string(member->name, "guest", sizeof(member->name)); + ast_copy_string(member->user, "guest", sizeof(member->user)); + ast_copy_string(member->context, context, sizeof(member->context)); + member->allowguest = allowguest; +#if 0 + member->ourcandidates = jingle_dup_candidates(global_candidates); +#endif + member->prefs = prefs; + while (var) { + if (!strcasecmp(var->name, "disallow")) + ast_parse_allow_disallow(&member->prefs, &member->capability, + var->value, 0); + else if (!strcasecmp(var->name, "allow")) + ast_parse_allow_disallow(&member->prefs, &member->capability, + var->value, 1); + else if (!strcasecmp(var->name, "context")) + ast_copy_string(member->context, var->value, + sizeof(member->context)); +#if 0 + else if (!strcasecmp(var->name, "candidate")) { + candidate = jingle_create_candidate(var->value); + if (candidate) { + candidate->next = member->ourcandidates; + member->ourcandidates = candidate; + } + } +#endif + var = var->next; + } + ASTOBJ_UNLOCK(member); + clients = ast_aji_get_clients(); + if (clients) { + ASTOBJ_CONTAINER_TRAVERSE(clients, 1, { + ASTOBJ_WRLOCK(iterator); + ASTOBJ_WRLOCK(member); + member->connection = iterator; + iks_filter_add_rule(iterator->f, jingle_parser, member, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_NS, + "http://www.google.com/session", IKS_RULE_DONE); + ASTOBJ_UNLOCK(member); + ASTOBJ_CONTAINER_LINK(&jingles, member); + ASTOBJ_UNLOCK(iterator); + }); + } else { + ASTOBJ_UNLOCK(member); + ASTOBJ_UNREF(member, jingle_member_destroy); + } + } else { + if (jingle_create_member(cat, var, allowguest, prefs, context, member)) { + ast_verbose("step member\n"); + ASTOBJ_UNLOCK(member); + ASTOBJ_CONTAINER_LINK(&jingles, member); + ASTOBJ_UNREF(member, jingle_member_destroy); + } else { + ASTOBJ_UNLOCK(member); + ASTOBJ_UNREF(member, jingle_member_destroy); + } + } + } + cat = ast_category_browse(cfg, cat); + } + jingle_free_candidates(global_candidates); + return 1; +} + +/*! \brief Load module into PBX, register channel */ +static int load_module(void *mod) +{ + ast_verbose("step 1\n"); + ASTOBJ_CONTAINER_INIT(&jingles); + if (!jingle_load_config()) { + ast_log(LOG_ERROR, "Unable to read config file %s\n", JINGLE_CONFIG); + return -1; + } + + sched = sched_context_create(); + + if (!sched) { + ast_log(LOG_WARNING, "Unable to create schedule context\n"); + } + + io = io_context_create(); + if (!io) { + ast_log(LOG_WARNING, "Unable to create I/O context\n"); + } + + if (ast_find_ourip(&__ourip, bindaddr)) { + ast_log(LOG_WARNING, "Unable to get own IP address, Jingle disabled\n"); + return 0; + } + + ast_rtp_proto_register(&jingle_rtp); + + /* Make sure we can register our channel type */ + if (ast_channel_register(&jingle_tech)) { + ast_log(LOG_ERROR, "Unable to register channel class %s\n", type); + return -1; + } +// ast_cli_register(&cli_show_xmpps); + return 0; +} + +/*! \brief Reload module */ +static int reload(void *mod) +{ + return 0; +} + +/*! \brief Unload the jingle channel from Asterisk */ +static int unload_module(void *mod) +{ +// struct jingle_pvt *p = NULL; + struct aji_client *client = NULL; + client = ast_aji_get_client("asterisk"); + /* First, take us out of the channel loop */ +// ast_cli_unregister(&cli_show_xmpps); + ast_channel_unregister(&jingle_tech); + ast_rtp_proto_unregister(&jingle_rtp); + if (!ast_mutex_lock(&jinglelock)) { + /* Hangup all interfaces if they have an owner */ + // p = jingles->p; + // while(p) { + // if (p->owner) + // ast_softhangup(p->owner, AST_SOFTHANGUP_APPUNLOAD); + // p = p->next; + // } + // jingles->p = NULL; + ast_mutex_unlock(&jinglelock); + } else { + ast_log(LOG_WARNING, "Unable to lock the monitor\n"); + return -1; + } + return 0; +} + +static const char *key(void) +{ + return ASTERISK_GPL_KEY; +} + +static const char *description(void) +{ + return desc; +} + +STD_MOD(MOD_1, reload, NULL, NULL); diff --git a/configs/extensions.conf.sample b/configs/extensions.conf.sample index bc858a953..bce1030e0 100644 --- a/configs/extensions.conf.sample +++ b/configs/extensions.conf.sample @@ -505,6 +505,8 @@ include => demo ;exten => 6245,dial+101,Voicemail(6245,b) ; Voicemail (busy) ;exten => 6361,1,Dial(IAX2/JaneDoe,,rm) ; ring without time limit ;exten => 6389,1,Dial(MGCP/aaln/1@192.168.0.14) +;exten => 6390,1,Dial(JINGLE/caller/callee) ; Dial via jingle using labels +;exten => 6391,1,Dial(JINGLE/asterisk@digium.com/mogorman@astjab.org) ;Dial via jingle using asterisk as the transport and calling mogorman. ;exten => 6394,1,Dial(Local/6275/n) ; this will dial ${MARK} ;exten => 6275,1,Macro(stdexten,6275,${MARK}) ; assuming ${MARK} is something like Zap/2 diff --git a/configs/jabber.conf.sample b/configs/jabber.conf.sample new file mode 100644 index 000000000..521513c92 --- /dev/null +++ b/configs/jabber.conf.sample @@ -0,0 +1,15 @@ +[general] +;debug=yes ;;Turn on debugging by default. +;autoprune=yes ;;Auto remove users from buddy list. +;autoregister=yes ;;Auto register users from buddy list. + +;[asterisk] ;;label +;type=client ;;Client or Component connection +;serverhost=astjab.org ;;Route to server for example, + ;; talk.google.com +;username=asterisk@astjab.org/asterisk ;;username with optional roster. +;secret=blah ;;Password +;port=5222 ;;Port to use defaults to 5222 +;usetls=yes ;;use tls or not +;usesasl=yes ;;use sasl or not +;buddy=mogorman@astjab.org ;;manual addition of buddy to list. diff --git a/configs/jingle.conf.sample b/configs/jingle.conf.sample new file mode 100644 index 000000000..da629b626 --- /dev/null +++ b/configs/jingle.conf.sample @@ -0,0 +1,19 @@ +;[general] +;context=default ;;Context to dump call into +;allowguest=yes ;;Allow calls from people not in + ;;list of peers +; +;[guest] ;;special account for options on guest account +;disallow=all +;allow=ulaw +;context=guest +; +;[ogorman] +;username=ogorman@gmail.com ;;username of the peer your + ;;calling or accepting calls from +;disallow=all +;allow=ulaw +;context=default +;connection=asterisk ;;client or component in jabber.conf + ;;for the call to leave on. +; diff --git a/configure.ac b/configure.ac index 1482aaa76..751526cc1 100644 --- a/configure.ac +++ b/configure.ac @@ -190,6 +190,7 @@ AC_SUBST(AST_DEVMODE) AST_EXT_LIB([asound], [snd_spcm_init], [alsa/asoundlib.h], [ALSA], [Advanced Linux Sound Architecture], [-lm -ldl]) AST_EXT_LIB([curses], [initscr], [curses.h], [CURSES], [curses], []) +AST_EXT_LIB([iksemel], [iks_start_sasl], [iksemel.h], [IKSEMEL], [Iksemel Jabber Library]) AST_EXT_LIB([nbs], [nbs_connect], [nbs.h], [NBS], [Network Broadcast Sound]) AST_EXT_LIB([ncurses], [initscr], [curses.h], [NCURSES], [ncurses], []) AST_EXT_LIB([newt], [newtBell], [newt.h], [NEWT], [newt]) diff --git a/doc/jabber.txt b/doc/jabber.txt new file mode 100644 index 000000000..5889a6e36 --- /dev/null +++ b/doc/jabber.txt @@ -0,0 +1,13 @@ +(res_jabber is very experimental!) +Jabber(xmpp) is an xml based protocol primarily for presence and messaging. +It is an open standard and there are several open server implementations, +ejabberd, jabberd(2), wildfire, and many others, as well as several open source +clients, Psi, gajim, gaim etc. Jabber differs from otherIM applications as it +is immensly extendable. This allows us to easily integrate asterisk with +jabber. The Asterisk Jabber Interface is provided by res_jabber. res_jabber +allows for asterisk to connect to any jabber server via the standard client +protocol or also as a simple client. Several simple functions are exposed to +the dial plan, jabberstatus, jabbersend, and soon jabberrecv. res_jabber is also used +to provide the connection interface for chan_jingle. +The maintainer of res_jabber is Matthew O'Gorman <mogorman@digum.com> or +mog_work on irc or prefered mogorman@astjab.org over jabber. diff --git a/doc/jingle.txt b/doc/jingle.txt new file mode 100644 index 000000000..b6bdd111c --- /dev/null +++ b/doc/jingle.txt @@ -0,0 +1,8 @@ +(Jingle support in asterisk is experimental) +Jingle is an xmpp based protocol for signalling the transfer of media. +Currently asterisk supports the propitery GoogleTalk protocol that is +very similar to jingle, and hopes to support true jingle specs +(JEP-166,167,176,177,180,181 etc) as more clients support the true standard. +Jingle's configuration is very similar to sip.conf only as we are not the +jabber server in this case you must provide a connection for the peer to +travel out on. diff --git a/include/asterisk/jabber.h b/include/asterisk/jabber.h new file mode 100644 index 000000000..5f7821e90 --- /dev/null +++ b/include/asterisk/jabber.h @@ -0,0 +1,133 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 1999 - 2005, Digium, Inc. + * + * Matt O'Gorman <mogorman@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ + +#ifndef _ASTERISK_JABBER_H +#define _ASTERISK_JABBER_H + +#include <iksemel.h> +#include "asterisk/astobj.h" + +enum aji_state { + AJI_DISCONNECTED=0, + AJI_CONNECTING, + AJI_ALMOST, + AJI_CONNECTED +}; + +enum { + AJI_AUTOPRUNE = (1 << 0), + AJI_AUTOREGISTER = (1 << 1) +}; + +enum aji_btype { + AJI_USER=0, + AJI_TRANS=1, + AJI_UTRANS=2 +}; + +enum aji_type { + AJI_COMPONENT, + AJI_CLIENT, +}; + +struct aji_version { + char version[50]; + int jingle; + struct aji_capabilities *parent; + struct aji_version *next; +}; + +struct aji_capabilities { + char node[200]; + struct aji_version *versions; + struct aji_capabilities *next; +}; + +struct aji_resource { + int status; + char resource[80]; + char description[1000]; + struct aji_version *cap; + int priority; + struct aji_resource *next; +}; + +struct aji_buddy { + ASTOBJ_COMPONENTS(struct aji_buddy); + char user[160]; + char host[160]; + char pass[160]; /*For Transports*/ + char server[160]; /*For Transports */ + char channel[160]; + struct aji_resource *resources; + enum aji_btype btype; + unsigned int flags; +}; + +struct aji_buddy_container { + ASTOBJ_CONTAINER_COMPONENTS(struct aji_buddy); +}; + +struct aji_transport_container { + ASTOBJ_CONTAINER_COMPONENTS(struct aji_transport); +}; + +struct aji_client { + ASTOBJ_COMPONENTS(struct aji_client); + char password[160]; + char user[160]; + char serverhost[160]; + char context[100]; + char sid[10]; /* Session ID */ + char mid[6]; /* Message ID */ + iksid *jid; + iksparser *p; + iksfilter *f; + ikstack *stack; + enum aji_state state; + int port; + int debug; + int usetls; + int forcessl; + int usesasl; + int keepalive; + int allowguest; + int timeout; + int authorized; + unsigned int flags; + enum aji_type component; + struct aji_buddy_container buddies; + void *jingle; + pthread_t thread; +}; + +struct aji_client_container{ + ASTOBJ_CONTAINER_COMPONENTS(struct aji_client); +}; + +int ast_aji_send(struct aji_client *client, char *address, char *message); +int ast_aji_disconnect(struct aji_client *client); +int ast_aji_check_roster(void); +void ast_aji_increment_mid(char *mid); +int ast_aji_create_chat(struct aji_client *client,char *room, char *server, char *topic); +int ast_aji_invite_chat(struct aji_client *client, char *user, char *room, char *message); +int ast_aji_join_chat(struct aji_client *client,char *room); +struct aji_client *ast_aji_get_client(char *name); +struct aji_client_container *ast_aji_get_clients(void); + +#endif diff --git a/include/asterisk/jingle.h b/include/asterisk/jingle.h new file mode 100644 index 000000000..0968b7394 --- /dev/null +++ b/include/asterisk/jingle.h @@ -0,0 +1,45 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 1999 - 2005, Digium, Inc. + * + * Matt O'Gorman <mogorman@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ + +#ifndef _ASTERISK_JINGLE_H +#define _ASTERISK_JINGLE_H + +#include <iksemel.h> +#include "asterisk/astobj.h" + + +/* Jingle Constants */ + +#define JINGLE_NODE "jingle" +#define GOOGLE_NODE "session" + +#define JINGLE_NS "http://jabber.org/protocol/jingle" +#define GOOGLE_NS "http://www.google.com/session" + +#define JINGLE_SID "sid" +#define GOOGLE_SID "id" + +#define JINGLE_INITIATE "initiate" + +#define JINGLE_ACCEPT "accept" +#define GOOGLE_ACCEPT "accept" + +#define JINGLE_NEGOTIATE "negotiate" +#define GOOGLE_NEGOTIATE "candidates" + +#endif diff --git a/include/autoconfig.h.in b/include/autoconfig.h.in index b8847cc74..a7048c39c 100644 --- a/include/autoconfig.h.in +++ b/include/autoconfig.h.in @@ -112,6 +112,9 @@ /* Define if your system has the GTK libraries. */ #undef HAVE_GTK +/* Define to indicate the Iksemel Jabber Library library */ +#undef HAVE_IKSEMEL + /* Define to 1 if you have the `inet_ntoa' function. */ #undef HAVE_INET_NTOA diff --git a/makeopts.in b/makeopts.in index 19518693e..19a64ba08 100644 --- a/makeopts.in +++ b/makeopts.in @@ -88,6 +88,9 @@ NEWT_INCLUDE=@NEWT_INCLUDE@ PWLIB_LIB=@PWLIB_LIB@ PWLIB_INCLUDE=@PWLIB_INCLUDE@ +IKSEMEL_LIB=@IKSEMEL_LIB@ +IKSEMEL_INCLUDE=@IKSEMEL_INCLUDE@ + SSL_LIB=@OPENSSL_LIB@ SSL_INCLUDE=@OPENSSL_INCLUDE@ diff --git a/res/Makefile b/res/Makefile index ea90998b2..3081a8bef 100644 --- a/res/Makefile +++ b/res/Makefile @@ -73,6 +73,12 @@ res_odbc.so: res_odbc.o res_odbc.o: res_odbc.c $(CC) -c -o $@ $(CFLAGS) $(ODBC_INCLUDE) $< +res_jabber.o: res_jabber.c + $(CC) -c -o $@ $(CFLAGS) $(IKSEMEL_INCLUDE) $< + +res_jabber.so: res_jabber.o + $(CC) $(SOLINK) -o $@ $< $(IKSEMEL_LIB) + res_osp.so: res_osp.o $(CC) $(SOLINK) -o $@ $< $(OSPTK_LIB) diff --git a/res/res_jabber.c b/res/res_jabber.c new file mode 100644 index 000000000..64eaf66bd --- /dev/null +++ b/res/res_jabber.c @@ -0,0 +1,2238 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 1999 - 2006, Digium, Inc. + * + * Matt O'Gorman <mogorman@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ + +/*! \file + * \brief A resource for interfacing asterisk directly as a client + * or a component to a jabber compliant server. + */ + +/*** MODULEINFO + <depend>iksemel</depend> + ***/ + +#include <stdlib.h> +#include <stdio.h> +#include <iksemel.h> + +#include "asterisk.h" + +ASTERISK_FILE_VERSION(__FILE__, "$Revision$") +#include "asterisk/channel.h" +#include "asterisk/jabber.h" +#include "asterisk/file.h" +#include "asterisk/config.h" +#include "asterisk/callerid.h" +#include "asterisk/lock.h" +#include "asterisk/logger.h" +#include "asterisk/options.h" +#include "asterisk/cli.h" +#include "asterisk/app.h" +#include "asterisk/pbx.h" +#include "asterisk/md5.h" +#include "asterisk/acl.h" +#include "asterisk/utils.h" +#include "asterisk/module.h" +#include "asterisk/astobj.h" +#include "asterisk/astdb.h" + +#define JABBER_CONFIG "jabber.conf" + +static int aji_highest_bit(int number); +static void aji_buddy_destroy(struct aji_buddy *obj); +static void aji_client_destroy(struct aji_client *obj); +static int aji_send_exec(struct ast_channel *chan, void *data); +static int aji_status_exec(struct ast_channel *chan, void *data); +static void aji_log_hook(void *data, const char *xmpp, size_t size, int is_incoming); +static int aji_act_hook(void *data, int type, iks *node); +static void aji_handle_iq(struct aji_client *client, iks *node); +static void aji_handle_presence(struct aji_client *client, ikspak *pak); +static void aji_handle_subscribe(struct aji_client *client, ikspak *pak); +static void *aji_recv_loop(void *data); +static int aji_component_initialize(struct aji_client *client); +static int aji_client_initialize(struct aji_client *client); +static int aji_client_connect(void *data, ikspak *pak); +static void aji_set_presence(struct aji_client *client, char *user, int level, char *desc); +static int aji_do_debug(int fd, int argc, char *argv[]); +static int aji_do_reload(int fd, int argc, char *argv[]); +static int aji_no_debug(int fd, int argc, char *argv[]); +static int aji_test(int fd, int argc, char *argv[]); +static int aji_show_clients(int fd, int argc, char *argv[]); +static int aji_create_client(char *label, struct ast_variable *var, int debug); +static int aji_create_buddy(char *label, struct aji_client *client); +static int aji_create_transport(char *label, struct aji_client *client); +static void aji_reload(void); +static int aji_load_config(void); +static void aji_pruneregister(struct aji_client *client); +static int aji_register_transport(void *data, ikspak *pak); +static int aji_register_transport2(void *data, ikspak *pak); +static int aji_filter_roster(void *data, ikspak *pak); +static int aji_get_roster(struct aji_client *client); +static int aji_client_info_handler(void *data, ikspak *pak); +static int aji_dinfo_handler(void *data, ikspak *pak); +static int aji_ditems_handler(void *data, ikspak *pak); +static int aji_register_query_handler(void *data, ikspak *pak); +static int aji_register_approve_handler(void *data, ikspak *pak); +static int aji_reconnect(struct aji_client *client); +static iks *jabber_make_auth(iksid * id, const char *pass, const char *sid); + +static char debug_usage[] = +"Usage: JABBER debug\n" +" Enables dumping of JABBER packets for debugging purposes.\n"; + +static char no_debug_usage[] = +"Usage: JABBER no debug\n" +" Disables dumping of JABBER packets for debugging purposes.\n"; + +static char reload_usage[] = +"Usage: JABBER reload\n" +" Enables reloading of JABBER module.\n"; + +static char test_usage[] = +"Usage: JABBER test [client]\n" +" Sends test massage for debugging purposes. A specific client\n" +" as configured in jabber.conf can be optionally specified.\n"; + +static struct ast_cli_entry aji_cli[] = { + {{ "jabber", "debug", NULL}, aji_do_debug, "Enable JABBER debugging", debug_usage }, + {{ "jabber", "reload", NULL}, aji_do_reload, "Enable JABBER debugging", reload_usage }, + {{ "jabber", "show", "connected", NULL}, aji_show_clients, "Show state of clients and components", debug_usage }, + {{ "jabber", "no", "debug", NULL}, aji_no_debug, "Disable JABBER debug", no_debug_usage }, + {{ "jabber", "test", NULL}, aji_test, "Shows roster, but is genearlly used for mog's debugging.", test_usage }, + }; + +static const char *tdesc = "AJI - Asterisk JABBER Interface"; + +static char *app_ajisend = "JABBERSend"; + +static char *ajisend_synopsis = "JABBERSend(JABBER,ScreenName,Message)"; + +static char *ajisend_descrip = +"JABBERSend(JABBER,ScreenName,Message)\n" +" JABBER - Client or transport Asterisk uses to connect to JABBER\n" +" ScreenName - User Name to message.\n" +" Message - Message to be sent to the buddy\n"; + +static char *app_ajistatus = "JABBERStatus"; + +static char *ajistatus_synopsis = "JABBERStatus(JABBER,ScreenName,Variable)"; + +static char *ajistatus_descrip = +"JABBERStatus(JABBER,ScreenName,Variable)\n" +" JABBER - Client or transport Asterisk uses to connect to JABBER\n" +" ScreenName - User Name to retrieve status from.\n" +" Variable - Variable to store presence in will be 1-6.\n" +" In order, Online, Chatty, Away, XAway, DND, Offline\n" +" If not in roster variable will = 7\n"; + +struct aji_client_container clients; + +struct aji_capabilities *capabilities; + +/*! Global flags, initialized to default values */ +static struct ast_flags globalflags = { AJI_AUTOPRUNE | AJI_AUTOREGISTER }; + +/*! + * \brief Deletes the aji_client data structure. + * \param obj is the structure we will delete. + * \return void. + */ +static void aji_client_destroy(struct aji_client *obj) +{ + ASTOBJ_CONTAINER_DESTROYALL(&obj->buddies, aji_buddy_destroy); + ASTOBJ_CONTAINER_DESTROY(&obj->buddies); + free(obj); +} + +/*! + * \brief Deletes the aji_buddy data structure. + * \param obj is the structure we will delete. + * \return void. + */ +static void aji_buddy_destroy(struct aji_buddy *obj) +{ + struct aji_resource *tmp; + + while ((tmp = obj->resources)) { + obj->resources = obj->resources->next; + free(tmp); + } + + free(obj); +} + +static struct aji_version *aji_find_version(char *node, char *version, ikspak *pak) +{ + struct aji_capabilities *list = NULL; + struct aji_version *res = NULL; + + list = capabilities; + + if(!node) + node = pak->from->full; + if(!version) + version = "none supplied."; + while(list) { + if(!strcasecmp(list->node, node)) { + res = list->versions; + while(res) { + if(!strcasecmp(res->version, version)) + return res; + res = res->next; + } + if(!res) { + res = (struct aji_version *)malloc(sizeof(struct aji_version)); + if(!res) { + ast_log(LOG_ERROR, "Out of memory!\n"); + return NULL; + } + res->jingle = 0; + res->parent = list; + ast_copy_string(res->version, version, sizeof(res->version)); + res->next = list->versions; + list->versions = res; + return res; + } + } + list = list->next; + } + if(!list) { + list = (struct aji_capabilities *)malloc(sizeof(struct aji_capabilities)); + if(!list) { + ast_log(LOG_ERROR, "Out of memory!\n"); + return NULL; + } + res = (struct aji_version *)malloc(sizeof(struct aji_version)); + if(!res) { + ast_log(LOG_ERROR, "Out of memory!\n"); + return NULL; + } + ast_copy_string(list->node, node, sizeof(list->node)); + ast_copy_string(res->version, version, sizeof(res->version)); + res->jingle = 0; + res->parent = list; + res->next = list->versions; + list->versions = res; + list->next = capabilities; + capabilities = list; + } + return res; +} + +static struct aji_resource *aji_find_resource(struct aji_buddy *buddy, char *rname) +{ + struct aji_resource *res = NULL; + if (!buddy) + return res; + res = buddy->resources; + while (res) { + if (!strcasecmp(res->resource, rname)) { + break; + } + res = res->next; + } + return res; +} + +static int gtalk_yuck(iks *node) +{ + if (iks_find_with_attrib(node, "c", "node", "http://www.google.com/xmpp/client/caps")) + return 1; + return 0; +} + +/*! + * \brief Detects the highest bit in a number. + * \param Number you want to have evaluated. + * \return the highest power of 2 that can go into the number. + */ +static int aji_highest_bit(int number) +{ + int x = sizeof(number) * 8 - 1; + if (!number) + return 0; + for (; x > 0; x--) { + if (number & (1 << x)) + break; + } + return (1 << x); +} + +static iks *jabber_make_auth(iksid * id, const char *pass, const char *sid) +{ + iks *x, *y; + x = iks_new("iq"); + iks_insert_attrib(x, "type", "set"); + y = iks_insert(x, "query"); + iks_insert_attrib(y, "xmlns", IKS_NS_AUTH); + iks_insert_cdata(iks_insert(y, "username"), id->user, 0); + iks_insert_cdata(iks_insert(y, "resource"), id->resource, 0); + if (sid) { + char buf[41]; + char sidpass[100]; + snprintf(sidpass, sizeof(sidpass), "%s%s", sid, pass); + ast_sha1_hash(buf, sidpass); + ast_verbose("\n"); + iks_insert_cdata(iks_insert(y, "digest"), buf, 0); + } else { + iks_insert_cdata(iks_insert(y, "password"), pass, 0); + } + return x; +} + +/*! + * \brief Dial plan function status(). puts the status of watched user + into a channel variable. + * \param channel, and username,watched user, status var + * \return 0. + */ +static int aji_status_exec(struct ast_channel *chan, void *data) +{ + struct aji_client *client = NULL; + struct aji_resource *r = NULL; + char *s = NULL, *sender = NULL, *screenname = NULL, *resource = NULL, *variable = NULL; + int stat = 7, found = 0; + char status[2]; + if (data) { + s = ast_strdupa((char *) data); + if (s) { + sender = strsep(&s, "|"); + if (sender && (sender[0] != '\0')) { + screenname = strsep(&s, "|"); + if (screenname && (screenname[0] != '\0')) { + variable = s; + } else { + ast_log(LOG_ERROR, "Bad arguments\n"); + return -1; + } + } + } + } else { + ast_log(LOG_ERROR, "Out of memory\n"); + return -1; + } + + resource = strsep(&screenname, "/"); + + client = ast_aji_get_client(sender); + if (!client) { + ast_log(LOG_WARNING, "Could not find Connection.\n"); + return -1; + } + + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + if (!strcasecmp(iterator->user, screenname)) { + found = 1; + r = iterator->resources; + if (!r) { /* client hasnt signed on */ + break; + } else { + if (resource) { + while (r) { + if (!strcasecmp(r->resource, resource)) { + stat = r->status; + break; + } + r = r->next; + } + ast_log(LOG_WARNING, "Resource not found %s\n", resource); + } else { + stat = r->status; + break; + } + } + } + ASTOBJ_UNLOCK(iterator); + }); + + if (!found) { /* just a label */ + ast_log(LOG_WARNING, "Could not find Buddy in list.\n"); + return -1; + } + sprintf(status, "%d", stat); + pbx_builtin_setvar_helper(chan, variable, status); + return 0; +} + +/*! + * \brief Dial plan function to send a message. + * \param channel, and data, data is sender, reciever, message. + * \return 0. + */ +static int aji_send_exec(struct ast_channel *chan, void *data) +{ + struct aji_client *client = NULL; + + char *s = NULL, *sender = NULL, *recipiant = NULL, *message = NULL; + if (data) { + s = ast_strdupa((char *) data); + if (s) { + sender = strsep(&s, "|"); + if (sender && (sender[0] != '\0')) { + recipiant = strsep(&s, "|"); + if (recipiant && (recipiant[0] != '\0')) { + message = s; + } else { + ast_log(LOG_ERROR, "Bad arguments \n"); + return -1; + } + } + } + client = ast_aji_get_client(sender); + if (!client) { + ast_log(LOG_WARNING, "Could not find Sender.\n"); + return -1; + } + } else { + ast_log(LOG_ERROR, "Out of memory\n"); + return -1; + } + if (strchr(recipiant, '@') && message) + ast_aji_send(client, recipiant, message); + return 0; +} + +/*! + * \brief the debug loop. + * \param aji_client structure, xml data as string, size of string, direction of packet, 1 for inbound 0 for outbound. + */ +static void aji_log_hook(void *data, const char *xmpp, size_t size, int is_incoming) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + if (client->debug == 1) { + if (is_incoming) + ast_verbose("\nJABBER: %s INCOMING: %s\n", client->name, xmpp); + else + ast_verbose("\nJABBER: %s OUTGOING: %s\n", client->name, xmpp); + + } + ASTOBJ_UNREF(client, aji_client_destroy); +} + +/*! + * \brief The action hook parses the inbound packets, constantly running. + * \param aji client structure, type of packet, the actual packet. + * \return IKS_OK or IKS_HOOK . + */ +static int aji_act_hook(void *data, int type, iks *node) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + ikspak *pak = NULL; + iks *auth = NULL; + + pak = iks_packet(node); + + + if (client->component == AJI_CLIENT) { + switch (type) { + case IKS_NODE_START: + if (client->usetls && !iks_is_secure(client->p)) { + if (iks_has_tls()) + iks_start_tls(client->p); + else + ast_log(LOG_ERROR, "gnuTLS not installed.\n"); + break; + } + if (!client->usesasl) { + iks_filter_add_rule(client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, client->mid, IKS_RULE_DONE); + auth = jabber_make_auth(client->jid, client->password, iks_find_attrib(node, "id")); + if (auth) { + iks_insert_attrib(auth, "id", client->mid); + iks_insert_attrib(auth, "to", client->jid->server); + ast_aji_increment_mid(client->mid); + iks_send(client->p, auth); + iks_delete(auth); + } else + ast_log(LOG_ERROR, "Out of memory.\n"); + } + break; + + case IKS_NODE_NORMAL: + { + int features = 0; + if (!strcmp("stream:features", iks_name(node))) { + features = iks_stream_features(node); + if (client->usesasl) { + if (client->usetls && !iks_is_secure(client->p)) + break; + if (client->authorized) { + if (features & IKS_STREAM_BIND) { + iks_filter_add_rule (client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_DONE); + auth = iks_make_resource_bind(client->jid); + if (auth) { + iks_insert_attrib(auth, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_send(client->p, auth); + iks_delete(auth); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + break; + } + } + if (features & IKS_STREAM_SESSION) { + iks_filter_add_rule (client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "auth", IKS_RULE_DONE); + auth = iks_make_session(); + if (auth) { + iks_insert_attrib(auth, "id", "auth"); + ast_aji_increment_mid(client->mid); + iks_send(client->p, auth); + iks_delete(auth); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + } + } else { + features = aji_highest_bit(features); + if (features == IKS_STREAM_SASL_MD5) + iks_start_sasl(client->p, IKS_SASL_DIGEST_MD5, client->jid->user, client->password); + else { + if (features == IKS_STREAM_SASL_PLAIN) { + iks *x = NULL; + x = iks_new("auth"); + if (x) { + iks_insert_attrib(x, "xmlns", IKS_NS_XMPP_SASL); + int len = strlen(client->jid->user) + strlen(client->password) + 3; + /* XXX Check return values XXX */ + char *s = ast_malloc(80 + len); + char *base64 = ast_malloc(80 + len * 2); + iks_insert_attrib(x, "mechanism", "PLAIN"); + sprintf(s, "%c%s%c%s", 0, client->jid->user, 0, client->password); + ast_base64encode(base64, s, len, len * 2); + iks_insert_cdata(x, base64, 0); + iks_send(client->p, x); + iks_delete(x); + if (base64) + free(base64); + if (s) + free(s); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + } + } + } + } + } else if (!strcmp("failure", iks_name(node))) { + ast_log(LOG_ERROR, "JABBER: encryption failure. possible bad password.\n"); + } else if (!strcmp("success", iks_name(node))) { + client->authorized = 1; + iks_send_header(client->p, client->jid->server); + } + break; + } + case IKS_NODE_ERROR:{ + ast_log(LOG_ERROR, "JABBER: Node Error\n"); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_HOOK; + break; + } + case IKS_NODE_STOP:{ + ast_log(LOG_WARNING, "JABBER: Disconnected\n"); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_HOOK; + break; + } + } + } else if (client->state != AJI_CONNECTED && client->component == AJI_COMPONENT) { + switch (type) { + case IKS_NODE_START:{ + char secret[160], shasum[320], *handshake; + switch (client->state) { + case AJI_DISCONNECTED: + sprintf(secret, "%s%s", pak->id, client->password); + ast_sha1_hash(shasum, secret); + handshake = NULL; + asprintf(&handshake, "<handshake>%s</handshake>", shasum); + if (handshake) { + iks_send_raw(client->p, handshake); + free(handshake); + handshake = NULL; + } + client->state = AJI_CONNECTED; + break; + case AJI_ALMOST: + client->state = AJI_CONNECTED; + break; + case AJI_CONNECTING: + case AJI_CONNECTED: + break; + }; + break; + } + + case IKS_NODE_NORMAL:{ + break; + } + + case IKS_NODE_ERROR:{ + ast_log(LOG_ERROR, "JABBER: Node Error\n"); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_HOOK; + break; + } + case IKS_NODE_STOP:{ + ast_log(LOG_WARNING, "JABBER: Disconnected\n"); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_HOOK; + break; + } + } + } + + switch (pak->type) { + case IKS_PAK_NONE: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I Don't know what to do with you NONE\n"); + break; + case IKS_PAK_MESSAGE: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I Don't know what to do with you MESSAGE\n"); + break; + case IKS_PAK_PRESENCE: + aji_handle_presence(client, pak); + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I Do know how to handle presence!!\n"); + break; + case IKS_PAK_S10N: + aji_handle_subscribe(client, pak); + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I Dont know S10N subscribe!!\n"); + break; + case IKS_PAK_IQ: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I Dont have an IQ!!!\n"); + aji_handle_iq(client, node); + break; + default: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I Dont know %i\n", pak->type); + break; + } + + iks_filter_packet(client->f, pak); + + if (node) + iks_delete(node); + + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_OK; +} + +static int aji_register_approve_handler(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + iks *iq = NULL, *query = NULL, *item = NULL; + + iq = iks_new("iq"); + query = iks_new("query"); + item = iks_new("item"); + + if (client && iq && query && item) { + if (!iks_find(pak->query, "remove")) { + iks_insert_attrib(iq, "from", client->jid->full); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "jabber:iq:register"); + + iks_insert_node(iq, query); + iks_send(client->p, iq); + iks_insert_attrib(iq, "from", pak->from->full); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_insert_attrib(iq, "type", "set"); + iks_insert_attrib(query, "xmlns", "jabber:iq:roster"); + iks_insert_attrib(item, "subscription", "none"); + iks_insert_attrib(item, "jid", client->jid->full); + iks_insert_node(query, item); + iks_send(client->p, iq); + } + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (item) + iks_delete(item); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; +} + +static int aji_register_query_handler(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + char *node = NULL; + + client = (struct aji_client *) data; + + if (!(node = iks_find_attrib(pak->query, "node"))) { + iks *iq = NULL, *query = NULL, *instructions = NULL; + char *explain = "Welcome to Asterisk the Open Source PBX.\n"; + iq = iks_new("iq"); + query = iks_new("query"); + instructions = iks_new("instructions"); + if (iq && query && instructions && client) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "jabber:iq:register"); + iks_insert_cdata(instructions, explain, 0); + iks_insert_node(iq, query); + iks_insert_node(query, instructions); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (instructions) + iks_delete(instructions); + } + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; +} + +static int aji_ditems_handler(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + char *node = NULL; + + if (!(node = iks_find_attrib(pak->query, "node"))) { + iks *iq = NULL, *query = NULL, *item = NULL; + iq = iks_new("iq"); + query = iks_new("query"); + item = iks_new("item"); + + if (iq && query && item) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items"); + iks_insert_attrib(item, "node", "http://jabber.org/protocol/commands"); + iks_insert_attrib(item, "name", "Million Dollar Asterisk Commands"); + iks_insert_attrib(item, "jid", client->user); + + iks_insert_node(iq, query); + iks_insert_node(query, item); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (item) + iks_delete(item); + + } else if (!strcasecmp(node, "http://jabber.org/protocol/commands")) { + iks *iq, *query, *confirm; + iq = iks_new("iq"); + query = iks_new("query"); + confirm = iks_new("item"); + if (iq && query && confirm && client) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items"); + iks_insert_attrib(query, "node", "http://jabber.org/protocol/commands"); + iks_insert_attrib(confirm, "node", "confirmaccount"); + iks_insert_attrib(confirm, "name", "Confirm AIM account"); + iks_insert_attrib(confirm, "jid", "blog.astjab.org"); + + iks_insert_node(iq, query); + iks_insert_node(query, confirm); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (confirm) + iks_delete(confirm); + + } else if (!strcasecmp(node, "confirmaccount")) { + iks *iq = NULL, *query = NULL, *feature = NULL; + + iq = iks_new("iq"); + query = iks_new("query"); + feature = iks_new("feature"); + + if (iq && query && feature && client) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items"); + iks_insert_attrib(feature, "var", "http://jabber.org/protocol/commands"); + iks_insert_node(iq, query); + iks_insert_node(query, feature); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (feature) + iks_delete(feature); + } + + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; + +} + +static int aji_client_info_handler(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + struct aji_buddy *buddy = NULL; + struct aji_resource *resource = NULL; + buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial); + + resource = aji_find_resource(buddy, pak->from->resource); + + if (pak->subtype == IKS_TYPE_RESULT) { + if (iks_find_with_attrib(pak->query, "feature", "var", "http://www.google.com/xmpp/protocol/voice/v1")) { + ast_verbose("NO I AM JINGLECAPABLE!!!\n"); + resource->cap->jingle = 1; + } else + resource->cap->jingle = 0; + } else if (pak->subtype == IKS_TYPE_GET) { + iks *iq, *disco, *ident, *google, *query; + iq = iks_new("iq"); + query = iks_new("query"); + ident = iks_new("identity"); + disco = iks_new("feature"); + google = iks_new("feature"); + if (iq && ident && disco && google) { + iks_insert_attrib(iq, "from", client->jid->full); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(query, "xmlns", "xmlns='http://jabber.org/protocol/disco#info"); + iks_insert_attrib(ident, "category", "client"); + iks_insert_attrib(ident, "type", "pc"); + iks_insert_attrib(ident, "name", "asterisk"); + iks_insert_attrib(disco, "var", "http://jabber.org/protocol/disco#info"); + iks_insert_attrib(google, "var", "http://www.google.com/xmpp/protocol/voice/v1"); + iks_insert_node(iq, query); + iks_insert_node(query, ident); + iks_insert_node(query, disco); + iks_insert_node(query, google); + iks_send(client->p, iq); + } else + ast_log(LOG_ERROR, "Out of Memory.\n"); + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (ident) + iks_delete(ident); + if (google) + iks_delete(google); + if (disco) + iks_delete(disco); + } else if (pak->subtype == IKS_TYPE_ERROR) { + ast_log(LOG_NOTICE, "User %s does not support discovery.\n", pak->from->full); + } + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; +} + +static int aji_dinfo_handler(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + char *node = NULL; + + if (!(node = iks_find_attrib(pak->query, "node"))) { + iks *iq = NULL, *query = NULL, *identity = NULL, *disco = NULL, *reg = NULL, *commands = NULL, *gateway = NULL, *version = NULL, *vcard = NULL, *search = NULL; + + iq = iks_new("iq"); + query = iks_new("query"); + identity = iks_new("identity"); + disco = iks_new("feature"); + reg = iks_new("feature"); + commands = iks_new("feature"); + gateway = iks_new("feature"); + version = iks_new("feature"); + vcard = iks_new("feature"); + search = iks_new("feature"); + + if (iq && query && identity && disco && reg && commands && gateway && version && vcard && search && client) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info"); + iks_insert_attrib(identity, "category", "gateway"); + iks_insert_attrib(identity, "type", "pstn"); + iks_insert_attrib(identity, "name", "Asterisk The Open Source PBX"); + iks_insert_attrib(disco, "var", "http://jabber.org/protocol/disco"); + iks_insert_attrib(reg, "var", "jabber:iq:register"); + iks_insert_attrib(commands, "var", "http://jabber.org/protocol/commands"); + iks_insert_attrib(gateway, "var", "jabber:iq:gateway"); + iks_insert_attrib(version, "var", "jabber:iq:version"); + iks_insert_attrib(vcard, "var", "vcard-temp"); + iks_insert_attrib(search, "var", "jabber:iq:search"); + + iks_insert_node(iq, query); + iks_insert_node(query, identity); + iks_insert_node(query, disco); + iks_insert_node(query, reg); + iks_insert_node(query, commands); + iks_insert_node(query, gateway); + iks_insert_node(query, version); + iks_insert_node(query, vcard); + iks_insert_node(query, search); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (identity) + iks_delete(identity); + if (disco) + iks_delete(disco); + if (reg) + iks_delete(reg); + if (commands) + iks_delete(commands); + if (gateway) + iks_delete(gateway); + if (version) + iks_delete(version); + if (vcard) + iks_delete(vcard); + if (search) + iks_delete(search); + + } else if (!strcasecmp(node, "http://jabber.org/protocol/commands")) { + iks *iq = NULL, *query = NULL, *confirm = NULL; + iq = iks_new("iq"); + query = iks_new("query"); + confirm = iks_new("item"); + + if (iq && query && confirm && client) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items"); + iks_insert_attrib(query, "node", "http://jabber.org/protocol/commands"); + iks_insert_attrib(confirm, "node", "confirmaccount"); + iks_insert_attrib(confirm, "name", "Confirm AIM account"); + iks_insert_attrib(confirm, "jid", client->user); + iks_insert_node(iq, query); + iks_insert_node(query, confirm); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (confirm) + iks_delete(confirm); + + } else if (!strcasecmp(node, "confirmaccount")) { + iks *iq = NULL, *query = NULL, *feature = NULL; + + iq = iks_new("iq"); + query = iks_new("query"); + feature = iks_new("feature"); + if (iq && query && feature && client) { + iks_insert_attrib(iq, "from", client->user); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", pak->id); + iks_insert_attrib(iq, "type", "result"); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info"); + iks_insert_attrib(feature, "var", "http://jabber.org/protocol/commands"); + iks_insert_node(iq, query); + iks_insert_node(query, feature); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (iq) + iks_delete(iq); + if (query) + iks_delete(query); + if (feature) + iks_delete(feature); + } + + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; +} + +/*! + * \brief Handles <iq> tags. + * \param client structure and the iq node. + * \return void. + */ +static void aji_handle_iq(struct aji_client *client, iks *node) +{ + if (option_verbose > 77) + ast_verbose("MWAHHAHAHA NOTHING TO SEE HERE!\n"); +} + +/*! + * \brief Handles presence packets. + * \param client structure and the node. + * \return void. + */ +static void aji_handle_presence(struct aji_client *client, ikspak *pak) +{ + int status, priority; + struct aji_buddy *buddy = NULL; + struct aji_resource *tmp = NULL, *last = NULL, *found = NULL; + char *ver, *node; + + buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial); + if (!buddy) { + ast_log(LOG_WARNING, "Got presence packet from %s, somone not in our roster!!!!\n", pak->from->partial); + return; + } + status = (pak->show) ? pak->show : 6; + priority = atoi((iks_find_cdata(pak->x, "priority")) ? iks_find_cdata(pak->x, "priority") : "0"); + tmp = buddy->resources; + + while (tmp) { + if (!strcasecmp(tmp->resource, pak->from->resource)) { + tmp->status = status; + found = tmp; + if (status == 6) { /* Sign off Destroy resource */ + ast_verbose("KILL THE SIGN OFF!\n"); + if (last && found->next) { + last->next = found->next; + } else if (!last) { + if (found->next) + buddy->resources = found->next; + else + buddy->resources = NULL; + } else if (!found->next) { + if (last) + last->next = NULL; + else + buddy->resources = NULL; + } + free(found); + found = NULL; + break; + } + if (tmp->priority != priority) { + found->priority = priority; + if (!last && !found->next) + break; + if (last) + last->next = found->next; + else + buddy->resources = found->next; + last = NULL; + tmp = buddy->resources; + if (!buddy->resources) + buddy->resources = found; + while (tmp) { + if (found->priority > tmp->priority) { + if (last) + last->next = found; + found->next = tmp; + if (!last) + buddy->resources = found; + break; + } + if (!tmp->next) { + tmp->next = found; + break; + } + last = tmp; + tmp = tmp->next; + } + } + break; + } + last = tmp; + tmp = tmp->next; + } + + if (!found && status != 6) { + found = (struct aji_resource *) malloc(sizeof(struct aji_resource)); + if (!found) { + ast_log(LOG_ERROR, "Out of memory!\n"); + return; + } + ast_copy_string(found->resource, pak->from->resource, sizeof(found->resource)); + found->status = status; + found->priority = priority; + found->next = NULL; + last = NULL; + tmp = buddy->resources; + while (tmp) { + if (found->priority > tmp->priority) { + if (last) + last->next = found; + found->next = tmp; + if (!last) + buddy->resources = found; + break; + } + if (!tmp->next) { + tmp->next = found; + break; + } + last = tmp; + tmp = tmp->next; + } + if (!tmp) + buddy->resources = found; + } + + node = iks_find_attrib(iks_find(pak->x, "c"), "node"); + ver = iks_find_attrib(iks_find(pak->x, "c"), "ver"); + + if(status !=6 && !found->cap) { + found->cap = aji_find_version(node, ver, pak); + if(gtalk_yuck(pak->x)) /* gtalk should do discover */ + found->cap->jingle = 1; + if(found->cap->jingle) + ast_log(LOG_DEBUG,"Special case for google till they support discover.\n"); + else { + iks *iq, *query; + iq = iks_new("iq"); + query = iks_new("query"); + if(query && iq) { + iks_insert_attrib(iq, "type", "get"); + iks_insert_attrib(iq, "to", pak->from->full); + iks_insert_attrib(iq, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info"); + iks_insert_node(iq, query); + iks_send(client->p, iq); + + } else + ast_log(LOG_ERROR, "Out of memory.\n"); + if(query) + iks_delete(query); + if(iq) + iks_delete(iq); + } + } + + switch (pak->subtype) { + case IKS_TYPE_AVAILABLE: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I am available ^_* %i\n", pak->subtype); + break; + case IKS_TYPE_UNAVAILABLE: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: I am unavailable ^_* %i\n", pak->subtype); + break; + default: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: Ohh sexy and the wrong type%i\n", pak->subtype); + } + switch (pak->show) { + case IKS_SHOW_UNAVAILABLE: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show); + break; + case IKS_SHOW_AVAILABLE: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: type is available\n"); + break; + case IKS_SHOW_CHAT: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show); + break; + case IKS_SHOW_AWAY: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: type is away\n"); + break; + case IKS_SHOW_XA: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show); + break; + case IKS_SHOW_DND: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: type: %i subtype %i\n", pak->subtype, pak->show); + break; + default: + ast_verbose(VERBOSE_PREFIX_3 "JABBER: Kinky! how did that happen %i\n", pak->show); + } +} + +/*! + * \brief handles subscription requests. + * \param aji_client struct and xml packet. + * \return void. + */ +static void aji_handle_subscribe(struct aji_client *client, ikspak *pak) +{ + int res = 0; + switch (pak->subtype) { + case IKS_TYPE_SUBSCRIBE: + res = iks_send(client->p, iks_make_s10n(IKS_TYPE_SUBSCRIBED, iks_find_attrib(pak->x, "from"), "Asterisk has approved subscription")); + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: This is a subcription of type %i\n", pak->subtype); + break; + case IKS_TYPE_SUBSCRIBED: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: This is a subcription of type %i\n", pak->subtype); + break; + case IKS_TYPE_UNSUBSCRIBE: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: This is a subcription of type %i\n", pak->subtype); + break; + case IKS_TYPE_UNSUBSCRIBED: + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: This is a subcription of type %i\n", pak->subtype); + break; + default: /*IKS_TYPE_ERROR: */ + if (option_verbose > 30) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: This is a subcription of type %i\n", pak->subtype); + break; + } +} + +/*! + * \brief sends messages. + * \param aji_client struct , reciever, message. + * \return 1. + */ +int ast_aji_send(struct aji_client *client, char *address, char *message) +{ + int res = 0; + iks *message_packet = NULL; + if (client->state == AJI_CONNECTED) { + message_packet = iks_make_msg(IKS_TYPE_CHAT, address, message); + if (message_packet) { + iks_insert_attrib(message_packet, "from", client->jid->full); + res = iks_send(client->p, message_packet); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (message_packet) + iks_delete(message_packet); + } else + ast_log(LOG_WARNING, "JABBER: Not connected can't send\n"); + return 1; +} + +/*! + * \brief create a chatroom. + * \param aji_client struct , room, server, topic for the room. + * \return 0. + */ +int ast_aji_create_chat(struct aji_client *client, char *room, char *server, char *topic) +{ + int res = 0; + iks *iq = NULL; + iq = iks_new("iq"); + if (iq && client) { + iks_insert_attrib(iq, "type", "get"); + iks_insert_attrib(iq, "to", server); + iks_insert_attrib(iq, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_send(client->p, iq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + return res; +} + +/*! + * \brief join a chatroom. + * \param aji_client struct , room. + * \return res. + */ +int ast_aji_join_chat(struct aji_client *client, char *room) +{ + int res = 0; + iks *presence = NULL, *priority = NULL; + presence = iks_new("presence"); + priority = iks_new("priority"); + if (presence && priority && client) { + iks_insert_cdata(priority, "0", 1); + iks_insert_attrib(presence, "to", room); + iks_insert_node(presence, priority); + res = iks_send(client->p, presence); + iks_insert_cdata(priority, "5", 1); + iks_insert_attrib(presence, "to", room); + res = iks_send(client->p, presence); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (presence) + iks_delete(presence); + if (priority) + iks_delete(priority); + return res; +} + +/*! + * \brief invite to a chatroom. + * \param aji_client struct ,user, room, message. + * \return res. + */ +int ast_aji_invite_chat(struct aji_client *client, char *user, char *room, char *message) +{ + int res = 0; + iks *invite = NULL, *body = NULL, *namespace = NULL; + invite = iks_new("message"); + body = iks_new("body"); + namespace = iks_new("x"); + if (client && invite && body && namespace) { + iks_insert_attrib(invite, "to", user); + iks_insert_attrib(invite, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_insert_cdata(body, message, strlen(message)); + iks_insert_attrib(namespace, "xmlns", "jabber:x:conference"); + iks_insert_attrib(namespace, "jid", room); + iks_insert_node(invite, body); + iks_insert_node(invite, namespace); + res = iks_send(client->p, invite); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (body) + iks_delete(body); + if (namespace) + iks_delete(namespace); + if (invite) + iks_delete(invite); + return res; +} + + +/*! + * \brief receive message loop. + * \param aji_client struct. + * \return void. + */ +static void *aji_recv_loop(void *data) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + int res = 0; + while (res == IKS_OK) { + res = iks_recv(client->p, 1); + client->timeout--; + if (res == IKS_HOOK) { + ast_log(LOG_WARNING, "JABBER: Got hook event.\n"); + break; + } else if (res == IKS_NET_TLSFAIL) { + ast_log(LOG_ERROR, "JABBER: Failure in tls.\n"); + break; + } else if (client->timeout == 0 && client->state != AJI_CONNECTED) { + res = -1; + ast_log(LOG_WARNING, "JABBER: Network Timeout\n"); + } else if (res == IKS_NET_RWERR) { + ast_log(LOG_ERROR, "JABBER: socket read error\n"); + } + + if (res != IKS_OK) { + ast_verbose("reconnecting %d\n", res); + aji_reconnect(client); + res = IKS_OK; + } + + } + ASTOBJ_UNREF(client, aji_client_destroy); + return 0; +} + +/*! + * \brief increments the mid field for messages and other events. + * \param message id. + * \return void. + */ +void ast_aji_increment_mid(char *mid) +{ + int i = 0; + for (i = strlen(mid) - 1; i >= 0; i--) { + if (mid[i] != 'z') { + mid[i] = mid[i] + 1; + i = 0; + } else + mid[i] = 'a'; + } +} + + +/*! + * \brief attempts to register to a transport. + * \param aji_client struct, and xml packet. + * \return IKS_FILTER_EAT. + */ +static int aji_register_transport(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + int res = 0; + struct aji_buddy *buddy = NULL; + iks *send = NULL; + send = iks_make_iq(IKS_TYPE_GET, "jabber:iq:register"); + if (client && send) { + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + if (iterator->btype == AJI_TRANS) { + buddy = iterator; + } + ASTOBJ_UNLOCK(iterator); + }); + iks_filter_remove_hook(client->f, aji_register_transport); + iks_filter_add_rule(client->f, aji_register_transport2, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_NS, IKS_NS_REGISTER, IKS_RULE_DONE); + iks_insert_attrib(send, "to", buddy->host); + iks_insert_attrib(send, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_insert_attrib(send, "from", client->user); + res = iks_send(client->p, send); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (send) + iks_delete(send); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; + +} + +/*! + * \brief attempts to register to a transport step 2. + * \param aji_client struct, and xml packet. + * \return IKS_FILTER_EAT. + */ +static int aji_register_transport2(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + int res = 0; + struct aji_buddy *buddy = NULL; + iks *regquery = NULL, *reguser = NULL, *regpass = NULL, *regiq = NULL; + regiq = iks_new("iq"); + regquery = iks_new("query"); + reguser = iks_new("username"); + regpass = iks_new("password"); + + if (client && regquery && reguser && regpass && regiq) { + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + if (iterator->btype == AJI_TRANS) + buddy = iterator; ASTOBJ_UNLOCK(iterator); + }); + iks_filter_remove_hook(client->f, aji_register_transport2); + iks_insert_attrib(regiq, "to", buddy->host); + iks_insert_attrib(regiq, "type", "set"); + iks_insert_attrib(regiq, "id", client->mid); + ast_aji_increment_mid(client->mid); + iks_insert_attrib(regiq, "from", client->user); + iks_insert_attrib(regquery, "xmlns", "jabber:iq:register"); + iks_insert_cdata(reguser, buddy->user, strlen(buddy->user)); + iks_insert_cdata(regpass, buddy->pass, strlen(buddy->pass)); + iks_insert_node(regiq, regquery); + iks_insert_node(regquery, reguser); + iks_insert_node(regquery, regpass); + res = iks_send(client->p, regiq); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (regiq) + iks_delete(regiq); + if (regquery) + iks_delete(regquery); + if (reguser) + iks_delete(reguser); + if (regpass) + iks_delete(regpass); + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; +} + +/*! + * \brief goes through roster and prunes users not needed in list, or adds them accordingly. + * \param aji_client struct. + * \return void. + */ +static void aji_pruneregister(struct aji_client *client) +{ + int res = 0; + iks *removeiq = NULL, *removequery = NULL, *removeitem = NULL, *send = NULL; + removeiq = iks_new("iq"); + removequery = iks_new("query"); + removeitem = iks_new("item"); + send = iks_make_iq(IKS_TYPE_GET, "http://jabber.org/protocol/disco#items"); + + if (client && removeiq && removequery && removeitem && send) { + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + /* For an aji_buddy, both AUTOPRUNE and AUTOREGISTER will never + * be called at the same time */ + if (ast_test_flag(iterator, AJI_AUTOPRUNE)) { + res = iks_send(client->p, iks_make_s10n(IKS_TYPE_UNSUBSCRIBE, iterator->name, + "GoodBye your status is no longer needed by Asterisk the Open Source PBX" + " so I am no longer subscribing to your presence.\n")); + res = iks_send(client->p, iks_make_s10n(IKS_TYPE_UNSUBSCRIBED, iterator->name, + "GoodBye you are no longer in the asterisk config file so I am removing" + " your access to my presence.\n")); + iks_insert_attrib(removeiq, "from", client->jid->full); + iks_insert_attrib(removeiq, "type", "set"); + iks_insert_attrib(removequery, "xmlns", "jabber:iq:roster"); + iks_insert_attrib(removeitem, "jid", iterator->name); + iks_insert_attrib(removeitem, "subscription", "remove"); + iks_insert_node(removeiq, removequery); + iks_insert_node(removequery, removeitem); + res = iks_send(client->p, removeiq); + } else if (ast_test_flag(iterator, AJI_AUTOREGISTER)) { + if (iterator->btype == AJI_USER) { /*if it is not a transport */ + res = iks_send(client->p, iks_make_s10n(IKS_TYPE_SUBSCRIBE, iterator->name, + "Greetings I am the Asterisk Open Source PBX and I want to subscribe to your presence\n")); + } else { + iks_filter_add_rule(client->f, aji_register_transport, client, + IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_NS, + "http://jabber.org/protocol/disco#items", IKS_RULE_DONE); + iks_insert_attrib(send, "to", iterator->host); + iks_insert_attrib(send, "from", client->jid->full); + res = iks_send(client->p, send); + } + ast_clear_flag(iterator, AJI_AUTOREGISTER); + } + ASTOBJ_UNLOCK(iterator); + }); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (removeiq) + iks_delete(removeiq); + if (removequery) + iks_delete(removequery); + if (removeitem) + iks_delete(removeitem); + if (send) + iks_delete(send); + ASTOBJ_CONTAINER_PRUNE_MARKED(&client->buddies, aji_buddy_destroy); +} + +/*! + * \brief filters the roster packet we get back from server. + * \param aji_client struct, and xml packet. + * \return IKS_FILTER_EAT. + */ +static int aji_filter_roster(void *data, ikspak *pak) +{ + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + int flag = 0; + iks *x = NULL; + struct aji_buddy *buddy; + + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + x = iks_child(pak->query); + flag = 0; + while (x) { + if (!iks_strcmp(iks_name(x), "item")) { + if (!ast_strlen_zero(iterator->pass)) { + if (!strcasecmp(iterator->host, iks_find_attrib(x, "jid"))) { + ast_clear_flag(iterator, AJI_AUTOPRUNE | AJI_AUTOREGISTER); + flag = 1; + } + } else { + if (!strcasecmp(iterator->name, iks_find_attrib(x, "jid"))) { + flag = 1; + ast_clear_flag(iterator, AJI_AUTOPRUNE | AJI_AUTOREGISTER); + } + } + } + x = iks_next(x); + } + if (!flag) + ast_copy_flags(iterator, client, AJI_AUTOREGISTER); + if (x) + iks_delete(x); + ASTOBJ_UNLOCK(iterator); + }); + + x = iks_child(pak->query); + while (x) { + flag = 0; + if (iks_strcmp(iks_name(x), "item") == 0) { + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + if (!ast_strlen_zero(iterator->pass)) { + if (!strcasecmp(iterator->host, iks_find_attrib(x, "jid"))) + flag = 1; + } else { + if (!strcasecmp(iterator->name, iks_find_attrib(x, "jid"))) + flag = 1; + } + ASTOBJ_UNLOCK(iterator); + }); + + if (!flag) { + if (ast_test_flag(client, AJI_AUTOPRUNE)) { + buddy = (struct aji_buddy *) malloc(sizeof(struct aji_buddy)); + if (!buddy) + ast_log(LOG_WARNING, "Out of memory\n"); + memset(buddy, 0, sizeof(struct aji_buddy)); + ASTOBJ_INIT(buddy); + ASTOBJ_WRLOCK(buddy); + ast_copy_string(buddy->name, iks_find_attrib(x, "jid"), sizeof(buddy->name)); + ast_copy_string(buddy->user, iks_find_attrib(x, "jid"), sizeof(buddy->user)); + ast_clear_flag(buddy, AST_FLAGS_ALL); + ast_set_flag(buddy, AJI_AUTOPRUNE); + buddy->objflags |= ASTOBJ_FLAG_MARKED; + ASTOBJ_UNLOCK(buddy); + if (buddy) { + ASTOBJ_CONTAINER_LINK(&client->buddies, buddy); + ASTOBJ_UNREF(buddy, aji_buddy_destroy); + } + } + } + } + x = iks_next(x); + } + if (x) + iks_delete(x); + aji_pruneregister(client); + + ASTOBJ_UNREF(client, aji_client_destroy); + return IKS_FILTER_EAT; +} + +static int aji_reconnect(struct aji_client *client) +{ + int res = 0; + + if (client->state) + client->state = AJI_DISCONNECTED; + if (client->p) + iks_parser_reset(client->p); + if (client->authorized) + client->authorized = 0; + + switch (client->component) { + case AJI_COMPONENT: + res = aji_component_initialize(client); + break; + case AJI_CLIENT: + res = aji_client_initialize(client); + break; + } + return res; +} + +static int aji_get_roster(struct aji_client *client) +{ + iks *roster = NULL; + roster = iks_make_iq(IKS_TYPE_GET, IKS_NS_ROSTER); + if(roster) { + iks_insert_attrib(roster, "id", "roster"); + aji_set_presence(client, client->jid->full, 1, "im available"); + iks_send(client->p, roster); + } + if (roster) + iks_delete(roster); + return 1; +} + +/*! + * \brief connects as a client to jabber server. + * \param aji_client struct, and xml packet. + * \return res. + */ +static int aji_client_connect(void *data, ikspak *pak) +{ + ast_verbose("I SUCK!\n"); + struct aji_client *client = ASTOBJ_REF((struct aji_client *) data); + int res = 0; + if (client) { + if (client->state == AJI_DISCONNECTED) { + iks_filter_add_rule(client->f, aji_filter_roster, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "roster", IKS_RULE_DONE); + client->state = AJI_CONNECTED; + client->jid = (iks_find_cdata(pak->query, "jid")) ? iks_id_new(client->stack, iks_find_cdata(pak->query, "jid")) : client->jid; + iks_filter_remove_hook(client->f, aji_client_connect); + if(client->component == AJI_CLIENT) + aji_get_roster(client); + } + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + + ASTOBJ_UNREF(client, aji_client_destroy); + return res; +} + +/*! + * \brief prepares client for connect. + * \param aji_client struct. + * \return 1. + */ +static int aji_client_initialize(struct aji_client *client) +{ + int connected = 0; + + connected = iks_connect_via(client->p, client->serverhost, client->port, client->jid->server); + + if (connected == IKS_NET_NOCONN) { + ast_log(LOG_ERROR, "JABBER ERROR: No Connection\n"); + return 0; + } + if (connected == IKS_NET_NODNS) { + ast_log(LOG_ERROR, "JABBER ERROR: No DNS\n"); + return 0; + } else + iks_recv(client->p, 30); + return 1; +} + +/*! + * \brief prepares component for connect. + * \param aji_client struct. + * \return 1. + */ +static int aji_component_initialize(struct aji_client *client) +{ + int connected = 1; + connected = iks_connect_via(client->p, client->jid->server, client->port, client->user); + if (connected == IKS_NET_NOCONN) + ast_log(LOG_ERROR, "JABBER ERROR: No Connection"); + if (connected == IKS_NET_NODNS) + ast_log(LOG_ERROR, "JABBER ERROR: No DNS"); + if (!connected) + iks_recv(client->p, 30); + return 1; +} + +/*! + * \brief disconnect from jabber server. + * \param aji_client struct. + * \return 1. + */ +int ast_aji_disconnect(struct aji_client *client) +{ + if (client) { + if (option_verbose > 3) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: Disconnecting\n"); + iks_disconnect(client->p); + iks_parser_delete(client->p); + ASTOBJ_UNREF(client, aji_client_destroy); + } + + return 1; +} + +/*! + * \brief set presence of client. + * \param aji_client struct, user to send it to, level, description. + * \return void. + */ +static void aji_set_presence(struct aji_client *client, char *user, int level, char *desc) +{ + int res = 0; + iks *presence = NULL, *priority, *cnode = NULL; + presence = iks_make_pres(level, desc); + cnode = iks_new("c"); + priority = iks_new("priority"); + iks_insert_cdata(priority, "0", 1); + if (presence && cnode && client) { + iks_insert_attrib(cnode, "node", "http://www.asterisk.org/xmpp/client/caps"); + iks_insert_attrib(cnode, "ver", "asterisk-xmpp"); + iks_insert_attrib(cnode, "ext", "voice-v1"); + iks_insert_attrib(cnode, "xmlns", "http://jabber.org/protocol/caps"); + iks_insert_node(presence, cnode); + res = iks_send(client->p, presence); + } else { + ast_log(LOG_ERROR, "Out of memory.\n"); + } + if (cnode) + iks_delete(cnode); + if (presence) + iks_delete(presence); +} + +/*! + * \brief turnon console debugging. + * \param fd, number of args, args. + * \return RESULT_SUCCESS. + */ +static int aji_do_debug(int fd, int argc, char *argv[]) +{ + ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, { + ASTOBJ_RDLOCK(iterator); + iterator->debug = 1; + ASTOBJ_UNLOCK(iterator); + }); + if (option_verbose > 3) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: Debugging Enabled.\n"); + return RESULT_SUCCESS; +} + +/*! + * \brief reload jabber module. + * \param fd, number of args, args. + * \return RESULT_SUCCESS. + */ +static int aji_do_reload(int fd, int argc, char *argv[]) +{ + aji_reload(); + if (option_verbose > 3) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: Reloaded.\n"); + return RESULT_SUCCESS; +} + +/*! + * \brief turnoff console debugging. + * \param fd, number of args, args. + * \return RESULT_SUCCESS. + */ +static int aji_no_debug(int fd, int argc, char *argv[]) +{ + ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, { + ASTOBJ_RDLOCK(iterator); + iterator->debug = 0; + ASTOBJ_UNLOCK(iterator); + }); + if (option_verbose > 2) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: Debugging Disabled\n"); + return RESULT_SUCCESS; +} + +/*! + * \brief show client status. + * \param fd, number of args, args. + * \return RESULT_SUCCESS. + */ +static int aji_show_clients(int fd, int argc, char *argv[]) +{ + char *status = ""; + ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, { + ASTOBJ_RDLOCK(iterator); + switch (iterator->state) { + case AJI_DISCONNECTED: + status = "Disconnected"; + break; + case AJI_CONNECTING: + case AJI_ALMOST: + status = "Connecting"; + break; + case AJI_CONNECTED: + status = "Connected"; + break; + default: + status = "Unknown"; + } + ast_verbose("JABBER: User: %s is %s\n", iterator->user, status); + ASTOBJ_UNLOCK(iterator); + }); + return RESULT_SUCCESS; +} + +/*! + * \brief send test message for debuging. + * \param fd, number of args, args. + * \return RESULT_SUCCESS. + */ +static int aji_test(int fd, int argc, char *argv[]) +{ + struct aji_client *client; + struct aji_resource *resource; + const char *name = "asterisk"; + + if (argc > 3) + return RESULT_SHOWUSAGE; + else if (argc == 3) + name = argv[2]; + + if (!(client = ASTOBJ_CONTAINER_FIND(&clients, name))) { + ast_cli(fd, "Unable to find client '%s'!\n", name); + return RESULT_FAILURE; + } + + ast_aji_send(client, "mogorman@astjab.org", "blahblah"); + ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, { + ASTOBJ_RDLOCK(iterator); + ast_verbose("User: %s\n", iterator->name); + ast_verbose("User: %s\n", iterator->user); + ast_verbose("Pass: %s\n", iterator->pass); + ast_verbose("Host: %s\n", iterator->host); + for (resource = iterator->resources; resource; resource = resource->next) { + ast_verbose("Resource: %s\n", resource->resource); + if(resource->cap) { + ast_verbose(" client: %s\n", resource->cap->parent->node); + ast_verbose(" version: %s\n", resource->cap->version); + ast_verbose(" Jingle Capable: %d\n", resource->cap->jingle); + } + ast_verbose(" Priority: %d\n", resource->priority); + ast_verbose(" Status: %d\n", resource->status); + ast_verbose(" Message: %s\n", resource->description); + } + ASTOBJ_UNLOCK(iterator); + }); + + ASTOBJ_UNREF(client, aji_client_destroy); + + return RESULT_SUCCESS; +} + +/*! + * \brief creates aji_client structure. + * \param label, ast_variable, debug, pruneregister, component/client, aji_client to dump into. + * \return 0. + */ +static int aji_create_client(char *label, struct ast_variable *var, int debug) +{ + char *resource; + struct aji_client *client = NULL; + int flag = 0; + client = ASTOBJ_CONTAINER_FIND(&clients,label); + if(!client) { + ast_verbose("CLIENT NOT FOUND!\n"); + flag = 1; + client = (struct aji_client *) malloc(sizeof(struct aji_client)); + if(client) { + memset(client, 0, sizeof(struct aji_client)); + ASTOBJ_INIT(client); + ASTOBJ_WRLOCK(client); + ASTOBJ_CONTAINER_INIT(&client->buddies); + } else { + ast_log(LOG_ERROR, "Out of memory!\n"); + return 0; + } + } else { + ASTOBJ_WRLOCK(client); + ASTOBJ_UNMARK(client); + } + ASTOBJ_CONTAINER_MARKALL(&client->buddies); + ast_copy_string(client->name, label, sizeof(client->name)); + ast_copy_string(client->mid, "aaaaa", sizeof(client->mid)); + + client->debug = debug; + ast_copy_flags(client, &globalflags, AST_FLAGS_ALL); + client->port = 5222; + client->usetls = 1; + client->forcessl = 0; + client->keepalive = 1; + client->timeout = 20; + client->component = AJI_CLIENT; + if (flag) client->authorized = 0; + client->usesasl = 0; + if (flag) client->state = AJI_DISCONNECTED; + while (var) { + ast_verbose("var->value: %s\n",var->value); + if (!strcasecmp(var->name, "username")) + ast_copy_string(client->user, var->value, sizeof(client->user)); + else if (!strcasecmp(var->name, "serverhost")) + ast_copy_string(client->serverhost, var->value, sizeof(client->serverhost)); + else if (!strcasecmp(var->name, "secret")) + ast_copy_string(client->password, var->value, sizeof(client->password)); + else if (!strcasecmp(var->name, "port")) + client->port = atoi(var->value); + else if (!strcasecmp(var->name, "debug")) + client->debug = (ast_false(var->value)) ? 0 : 1; + else if (!strcasecmp(var->name, "type")){ + if (!strcasecmp(var->value, "component")) + client->component = AJI_COMPONENT; + } else if (!strcasecmp(var->name, "usetls")) { + client->usetls = (ast_false(var->value)) ? 0 : 1; + ast_verbose("USETLS = %d\n",client->usetls); + } else if (!strcasecmp(var->name, "usesasl")) { + client->usesasl = (ast_false(var->value)) ? 0 : 1; + ast_verbose("USESASL = %d\n",client->usesasl); + } else if (!strcasecmp(var->name, "forceoldssl")) + client->forcessl = (ast_false(var->value)) ? 0 : 1; + else if (!strcasecmp(var->name, "keepalive")) + client->keepalive = (ast_false(var->value)) ? 0 : 1; + else if (!strcasecmp(var->name, "autoprune")) + ast_set2_flag(client, ast_true(var->value), AJI_AUTOPRUNE); + else if (!strcasecmp(var->name, "autoregister")) + ast_set2_flag(client, ast_true(var->value), AJI_AUTOREGISTER); + else if (!strcasecmp(var->name, "buddy")) + aji_create_buddy(var->value, client); + else if (!strcasecmp(var->name, "transport")) + aji_create_transport(var->value, client); + var = var->next; + } + if(flag) { + client->p = iks_stream_new(((client->component == AJI_CLIENT) ? "jabber:client" : "jabber:component:accept"), client, aji_act_hook); + if (!client->p) { + ast_log(LOG_WARNING, "Failed to create stream for client '%s'!\n", client->name); + return 0; + } + client->stack = iks_stack_new(8192, 8192); + if (!client->stack) { + ast_log(LOG_WARNING, "Failed to allocate stack for client '%s'\n", client->name); + return 0; + } + client->f = iks_filter_new(); + if (!client->f) { + ast_log(LOG_WARNING, "Failed to create filter for client '%s'\n", client->name); + return 0; + } + if (!strchr(client->user, '/') && client->component == AJI_CLIENT) { + resource = NULL; + asprintf(&resource, "%s/asterisk", client->user); + if (resource) { + client->jid = iks_id_new(client->stack, resource); + free(resource); + } + } else + client->jid = iks_id_new(client->stack, client->user); + if (client->component == AJI_COMPONENT) { + iks_filter_add_rule(client->f, aji_dinfo_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#info", IKS_RULE_DONE); + iks_filter_add_rule(client->f, aji_ditems_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#items", IKS_RULE_DONE); + iks_filter_add_rule(client->f, aji_register_query_handler, client, IKS_RULE_SUBTYPE, IKS_TYPE_GET, IKS_RULE_NS, "jabber:iq:register", IKS_RULE_DONE); + iks_filter_add_rule(client->f, aji_register_approve_handler, client, IKS_RULE_SUBTYPE, IKS_TYPE_SET, IKS_RULE_NS, "jabber:iq:register", IKS_RULE_DONE); + } else { + iks_filter_add_rule(client->f, aji_client_info_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#info", IKS_RULE_DONE); + } + if (!strchr(client->user, '/') && client->component == AJI_CLIENT) { + resource = NULL; + asprintf(&resource, "%s/asterisk", client->user); + if (resource) { + client->jid = iks_id_new(client->stack, resource); + free(resource); + } + } else + client->jid = iks_id_new(client->stack, client->user); + iks_set_log_hook(client->p, aji_log_hook); + ASTOBJ_UNLOCK(client); + ASTOBJ_CONTAINER_LINK(&clients,client); + } else { + ASTOBJ_UNLOCK(client); + ASTOBJ_UNREF(client, aji_client_destroy); + } + return 1; +} + +/*! + * \brief creates transport. + * \param label, buddy to dump it into. + * \return 0. + */ +static int aji_create_transport(char *label, struct aji_client *client) +{ + char *server = NULL, *buddyname = NULL, *user = NULL, *pass = NULL; + struct aji_buddy *buddy = NULL; + + buddy = ASTOBJ_CONTAINER_FIND(&client->buddies,label); + if (!buddy) { + buddy = malloc(sizeof(struct aji_buddy)); + if(!buddy) { + ast_log(LOG_WARNING, "Out of memory\n"); + return 0; + } else { + memset(buddy, 0, sizeof(struct aji_buddy)); + ASTOBJ_INIT(buddy); + + } + } + ASTOBJ_WRLOCK(buddy); + server = label; + if ((buddyname = strchr(label, ','))) { + *buddyname = '\0'; + buddyname++; + if (buddyname && buddyname[0] != '\0') { + if ((user = strchr(buddyname, ','))) { + *user = '\0'; + user++; + if (user && user[0] != '\0') { + if ((pass = strchr(user, ','))) { + *pass = '\0'; + pass++; + ast_copy_string(buddy->pass, pass, sizeof(buddy->pass)); + ast_copy_string(buddy->user, user, sizeof(buddy->user)); + ast_copy_string(buddy->name, buddyname, sizeof(buddy->name)); + ast_copy_string(buddy->server, server, sizeof(buddy->server)); + return 1; + } + } + } + } + } + ASTOBJ_UNLOCK(buddy); + ASTOBJ_CONTAINER_LINK(&client->buddies, buddy); + return 0; +} + +/*! + * \brief creates buddy. + * \param label, buddy to dump it into. + * \return 0. + */ +static int aji_create_buddy(char *label, struct aji_client *client) +{ + struct aji_buddy *buddy = NULL; + int flag = 0; + buddy = ASTOBJ_CONTAINER_FIND(&client->buddies,label); + if (!buddy) { + flag = 1; + buddy = malloc(sizeof(struct aji_buddy)); + if(!buddy) { + ast_log(LOG_WARNING, "Out of memory\n"); + return 0; + } else { + memset(buddy, 0, sizeof(struct aji_buddy)); + ASTOBJ_INIT(buddy); + + } + } + ASTOBJ_WRLOCK(buddy); + ast_copy_string(buddy->name, label, sizeof(buddy->name)); + ASTOBJ_UNLOCK(buddy); + if(flag) + ASTOBJ_CONTAINER_LINK(&client->buddies, buddy); + else + ASTOBJ_UNREF(buddy, aji_buddy_destroy); + return 1; +} + +/*! + * \brief load config file. + * \param void. + * \return 1. + */ +static int aji_load_config(void) +{ + char *cat = NULL; + int debug = 1; + struct ast_config *cfg = NULL; + struct ast_variable *var = NULL; + + cfg = ast_config_load(JABBER_CONFIG); + if (!cfg) { + ast_log(LOG_WARNING, "No such configuration file %s\n", JABBER_CONFIG); + return 0; + } + + cat = ast_category_browse(cfg, NULL); + for (var = ast_variable_browse(cfg, "general"); var; var = var->next) { + if (!strcasecmp(var->name, "debug")) + debug = (ast_false(ast_variable_retrieve(cfg, "general", "debug"))) ? 0 : 1; + else if (!strcasecmp(var->name, "autoprune")) + ast_set2_flag(&globalflags, ast_true(var->value), AJI_AUTOPRUNE); + else if (!strcasecmp(var->name, "autoregister")) + ast_set2_flag(&globalflags, ast_true(var->value), AJI_AUTOREGISTER); + } + + while (cat) { + if (strcasecmp(cat, "general")) { + var = ast_variable_browse(cfg, cat); + aji_create_client(cat, var, debug); + } + cat = ast_category_browse(cfg, cat); + } + return 1; +} + +/*! + * \brief grab a aji_client structure by label name. + * \param void. + * \return 1. + */ + +struct aji_client *ast_aji_get_client(char *name) +{ + struct aji_client *client = NULL; + client = ASTOBJ_CONTAINER_FIND(&clients, name); + if (!client && !strchr(name, '@')) + client = ASTOBJ_CONTAINER_FIND_FULL(&clients, name, user,,, strcasecmp); + return client; +} + +struct aji_client_container *ast_aji_get_clients(void) +{ + return &clients; +} + +static void aji_reload() +{ + int res = -1; + ASTOBJ_CONTAINER_MARKALL(&clients); + if (!aji_load_config()) + ast_log(LOG_ERROR, "JABBER: Failed to load config.\n"); + else { + ASTOBJ_CONTAINER_PRUNE_MARKED(&clients, aji_client_destroy); + ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, { + ASTOBJ_RDLOCK(iterator); + if(iterator->state == AJI_DISCONNECTED) { + res = aji_reconnect(iterator); + if (res != -1 && !iterator->thread) + ast_pthread_create(&iterator->thread, NULL, aji_recv_loop, iterator); + } else if (iterator->state == AJI_CONNECTED) { + aji_get_roster(iterator); + } + ASTOBJ_UNLOCK(iterator); + }); + } +} + +static int unload_module(void *mod) +{ + ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, { + ASTOBJ_RDLOCK(iterator); + if (option_verbose > 2) + ast_verbose(VERBOSE_PREFIX_3 "JABBER: %s\n", iterator->name); + iterator->state = AJI_DISCONNECTED; + ast_aji_disconnect(iterator); + pthread_join(iterator->thread, NULL); + ASTOBJ_UNLOCK(iterator); + }); + + ASTOBJ_CONTAINER_DESTROYALL(&clients, aji_client_destroy); + ASTOBJ_CONTAINER_DESTROY(&clients); + + STANDARD_HANGUP_LOCALUSERS; + ast_cli_unregister_multiple(aji_cli, sizeof(aji_cli) / sizeof(aji_cli[0])); + ast_unregister_application(app_ajisend); + ast_log(LOG_NOTICE, "res_jabber unloaded.\n"); + return 0; +} + +static int load_module(void *mod) +{ + ASTOBJ_CONTAINER_INIT(&clients); + aji_reload(); + ast_register_application(app_ajisend, aji_send_exec, ajisend_synopsis, ajisend_descrip); + ast_register_application(app_ajistatus, aji_status_exec, ajistatus_synopsis, ajistatus_descrip); + ast_cli_register_multiple(aji_cli, sizeof(aji_cli) / sizeof(aji_cli[0])); + ast_log(LOG_NOTICE, "res_jabber.so loaded.\n"); + return 0; +} + +static int reload(void *mod) +{ + aji_reload(); + ast_log(LOG_ERROR, "ooh reload magic!!!\n"); + return 0; +} + +static const char *description(void) +{ + return tdesc; +} + +static const char *key(void) +{ + return ASTERISK_GPL_KEY; +} + +STD_MOD(MOD_0, reload, NULL, NULL); |