source: protocols/jabber/jabber.h @ 701ab812

Last change on this file since 701ab812 was 399d65a, checked in by dequis <dx@…>, at 2016-10-17T02:46:33Z

jabber: Implement chat list command

Also applies to hipchat.
  • Property mode set to 100644
File size: 16.6 KB
Line 
1/***************************************************************************\
2*                                                                           *
3*  BitlBee - An IRC to IM gateway                                           *
4*  Jabber module - Main file                                                *
5*                                                                           *
6*  Copyright 2006-2013 Wilmer van der Gaast <wilmer@gaast.net>              *
7*                                                                           *
8*  This program is free software; you can redistribute it and/or modify     *
9*  it under the terms of the GNU General Public License as published by     *
10*  the Free Software Foundation; either version 2 of the License, or        *
11*  (at your option) any later version.                                      *
12*                                                                           *
13*  This program is distributed in the hope that it will be useful,          *
14*  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
15*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
16*  GNU General Public License for more details.                             *
17*                                                                           *
18*  You should have received a copy of the GNU General Public License along  *
19*  with this program; if not, write to the Free Software Foundation, Inc.,  *
20*  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.              *
21*                                                                           *
22\***************************************************************************/
23
24#ifndef _JABBER_H
25#define _JABBER_H
26
27#include <glib.h>
28
29#include "bitlbee.h"
30#include "md5.h"
31#include "xmltree.h"
32
33extern GSList *jabber_connections;
34
35typedef enum {
36        JFLAG_STREAM_STARTED = 1,       /* Set when we detected the beginning of the stream
37                                           and want to do auth. */
38        JFLAG_AUTHENTICATED = 2,        /* Set when we're successfully authenticatd. */
39        JFLAG_STREAM_RESTART = 4,       /* Set when we want to restart the stream (after
40                                           SASL or TLS). */
41        JFLAG_WANT_SESSION = 8,         /* Set if the server wants a <session/> tag
42                                           before we continue. */
43        JFLAG_WANT_BIND = 16,           /* ... for <bind> tag. */
44        JFLAG_WANT_TYPING = 32,         /* Set if we ever sent a typing notification, this
45                                           activates all XEP-85 related code. */
46        JFLAG_XMLCONSOLE = 64,          /* If the user added an xmlconsole buddy. */
47        JFLAG_STARTTLS_DONE = 128,      /* If a plaintext session was converted to TLS. */
48        JFLAG_GMAILNOTIFY = 256,        /* If gmail notification is enabled */
49
50        JFLAG_GTALK =  0x100000,        /* Is Google Talk, as confirmed by iq discovery */
51        JFLAG_HIPCHAT = 0x200000,       /* Is hipchat, because prpl->name says so */
52} jabber_flags_t;
53
54typedef enum {
55        JBFLAG_PROBED_XEP85 = 1,        /* Set this when we sent our probe packet to make
56                                           sure it gets sent only once. */
57        JBFLAG_DOES_XEP85 = 2,          /* Set this when the resource seems to support
58                                           XEP85 (typing notification shite). */
59        JBFLAG_IS_CHATROOM = 4,         /* It's convenient to use this JID thingy for
60                                           groupchat state info too. */
61        JBFLAG_IS_ANONYMOUS = 8,        /* For anonymous chatrooms, when we don't have
62                                           have a real JID. */
63        JBFLAG_HIDE_SUBJECT = 16,       /* Hide the subject field since we probably
64                                           showed it already. */
65} jabber_buddy_flags_t;
66
67/* Stores a streamhost's (a.k.a. proxy) data */
68typedef struct {
69        char *jid;
70        char *host;
71        char port[6];
72} jabber_streamhost_t;
73
74typedef enum {
75        JCFLAG_MESSAGE_SENT = 1,        /* Set this after sending the first message, so
76                                           we can detect echoes/backlogs. */
77        JCFLAG_ALWAYS_USE_NICKS = 2,
78} jabber_chat_flags_t;
79
80struct jabber_data {
81        struct im_connection *ic;
82
83        int fd;
84        void *ssl;
85        char *txq;
86        int tx_len;
87        int r_inpa, w_inpa;
88
89        struct xt_parser *xt;
90        jabber_flags_t flags;
91
92        char *username;         /* USERNAME@server */
93        char *server;           /* username@SERVER -=> server/domain, not hostname */
94        char *me;               /* bare jid */
95        char *internal_jid;
96
97        const struct oauth2_service *oauth2_service;
98        char *oauth2_access_token;
99
100        /* After changing one of these two (or the priority setting), call
101           presence_send_update() to inform the server about the changes. */
102        const struct jabber_away_state *away_state;
103        char *away_message;
104        guint64 gmail_time;
105        char *gmail_tid;
106
107        md5_state_t cached_id_prefix;
108        GHashTable *node_cache;
109        GHashTable *buddies;
110
111        GSList *filetransfers;
112        GSList *streamhosts;
113        int have_streamhosts;
114
115        char *muc_host;
116};
117
118struct jabber_away_state {
119        char code[5];
120        char *full_name;
121};
122
123typedef xt_status (*jabber_cache_event) (struct im_connection *ic, struct xt_node *node, struct xt_node *orig);
124
125struct jabber_cache_entry {
126        time_t saved_at;
127        struct xt_node *node;
128        jabber_cache_event func;
129};
130
131/* Somewhat messy data structure: We have a hash table with the bare JID as
132   the key and the head of a struct jabber_buddy list as the value. The head
133   is always a bare JID. If the JID has other resources (often the case,
134   except for some transports that don't support multiple resources), those
135   follow. In that case, the bare JID at the beginning doesn't actually
136   refer to a real session and should only be used for operations that
137   support incomplete JIDs. */
138struct jabber_buddy {
139        char *bare_jid;
140        char *full_jid;
141        char *resource;
142
143        char *ext_jid; /* The JID to use in BitlBee. The real JID if possible, */
144                       /* otherwise something similar to the conference JID. */
145
146        int priority;
147        struct jabber_away_state *away_state;
148        char *away_message;
149        GSList *features;
150
151        time_t last_msg;
152        jabber_buddy_flags_t flags;
153
154        struct jabber_buddy *next;
155};
156
157struct jabber_chat {
158        int flags;
159        char *name;
160        char *my_full_jid; /* Separate copy because of case sensitivity. */
161        struct jabber_buddy *me;
162        char *invite;
163};
164
165struct jabber_transfer {
166        /* bitlbee's handle for this transfer */
167        file_transfer_t *ft;
168
169        /* the stream's private handle */
170        gpointer streamhandle;
171
172        /* timeout for discover queries */
173        gint disco_timeout;
174        gint disco_timeout_fired;
175
176        struct im_connection *ic;
177
178        struct jabber_buddy *bud;
179
180        int watch_in;
181        int watch_out;
182
183        char *ini_jid;
184        char *tgt_jid;
185        char *iq_id;
186        char *sid;
187        int accepted;
188
189        size_t bytesread, byteswritten;
190        int fd;
191        struct sockaddr_storage saddr;
192};
193
194#define JABBER_XMLCONSOLE_HANDLE "_xmlconsole"
195#define JABBER_OAUTH_HANDLE "jabber_oauth"
196
197/* Prefixes to use for packet IDs (mainly for IQ packets ATM). Usually the
198   first one should be used, but when storing a packet in the cache, a
199   "special" kind of ID is assigned to make it easier later to figure out
200   if we have to do call an event handler for the response packet. Also
201   we'll append a hash to make sure we won't trigger on cached packets from
202   other BitlBee users. :-) */
203#define JABBER_PACKET_ID "BeeP"
204#define JABBER_CACHED_ID "BeeC"
205
206/* The number of seconds to keep cached packets before garbage collecting
207   them. This gc is done on every keepalive (every minute). */
208#define JABBER_CACHE_MAX_AGE 600
209
210/* RFC 392[01] stuff */
211#define XMLNS_TLS          "urn:ietf:params:xml:ns:xmpp-tls"
212#define XMLNS_SASL         "urn:ietf:params:xml:ns:xmpp-sasl"
213#define XMLNS_BIND         "urn:ietf:params:xml:ns:xmpp-bind"
214#define XMLNS_SESSION      "urn:ietf:params:xml:ns:xmpp-session"
215#define XMLNS_STANZA_ERROR "urn:ietf:params:xml:ns:xmpp-stanzas"
216#define XMLNS_STREAM_ERROR "urn:ietf:params:xml:ns:xmpp-streams"
217#define XMLNS_ROSTER       "jabber:iq:roster"
218
219/* Some supported extensions/legacy stuff */
220#define XMLNS_AUTH         "jabber:iq:auth"                                      /* XEP-0078 */
221#define XMLNS_VERSION      "jabber:iq:version"                                   /* XEP-0092 */
222#define XMLNS_TIME_OLD     "jabber:iq:time"                                      /* XEP-0090 */
223#define XMLNS_TIME         "urn:xmpp:time"                                       /* XEP-0202 */
224#define XMLNS_PING         "urn:xmpp:ping"                                       /* XEP-0199 */
225#define XMLNS_RECEIPTS     "urn:xmpp:receipts"                                   /* XEP-0184 */
226#define XMLNS_VCARD        "vcard-temp"                                          /* XEP-0054 */
227#define XMLNS_DELAY_OLD    "jabber:x:delay"                                      /* XEP-0091 */
228#define XMLNS_DELAY        "urn:xmpp:delay"                                      /* XEP-0203 */
229#define XMLNS_XDATA        "jabber:x:data"                                       /* XEP-0004 */
230#define XMLNS_GMAILNOTIFY  "google:mail:notify"                                  /* Not a XEP */
231#define XMLNS_CARBONS      "urn:xmpp:carbons:2"                                  /* XEP-0280 */
232#define XMLNS_FORWARDING   "urn:xmpp:forward:0"                                  /* XEP-0297 */
233#define XMLNS_HINTS        "urn:xmpp:hints"                                      /* XEP-0334 */
234#define XMLNS_CHATSTATES   "http://jabber.org/protocol/chatstates"               /* XEP-0085 */
235#define XMLNS_DISCO_INFO   "http://jabber.org/protocol/disco#info"               /* XEP-0030 */
236#define XMLNS_DISCO_ITEMS  "http://jabber.org/protocol/disco#items"              /* XEP-0030 */
237#define XMLNS_MUC          "http://jabber.org/protocol/muc"                      /* XEP-0045 */
238#define XMLNS_MUC_USER     "http://jabber.org/protocol/muc#user"                 /* XEP-0045 */
239#define XMLNS_CAPS         "http://jabber.org/protocol/caps"                     /* XEP-0115 */
240#define XMLNS_FEATURE      "http://jabber.org/protocol/feature-neg"              /* XEP-0020 */
241#define XMLNS_SI           "http://jabber.org/protocol/si"                       /* XEP-0095 */
242#define XMLNS_FILETRANSFER "http://jabber.org/protocol/si/profile/file-transfer" /* XEP-0096 */
243#define XMLNS_BYTESTREAMS  "http://jabber.org/protocol/bytestreams"              /* XEP-0065 */
244#define XMLNS_IBB          "http://jabber.org/protocol/ibb"                      /* XEP-0047 */
245
246/* Hipchat protocol extensions*/
247#define XMLNS_HIPCHAT         "http://hipchat.com"
248#define XMLNS_HIPCHAT_PROFILE "http://hipchat.com/protocol/profile"
249
250/* jabber.c */
251void jabber_connect(struct im_connection *ic);
252
253/* iq.c */
254xt_status jabber_pkt_iq(struct xt_node *node, gpointer data);
255int jabber_init_iq_auth(struct im_connection *ic);
256xt_status jabber_pkt_bind_sess(struct im_connection *ic, struct xt_node *node, struct xt_node *orig);
257int jabber_get_roster(struct im_connection *ic);
258int jabber_get_vcard(struct im_connection *ic, char *bare_jid);
259int jabber_add_to_roster(struct im_connection *ic, const char *handle, const char *name, const char *group);
260int jabber_remove_from_roster(struct im_connection *ic, char *handle);
261xt_status jabber_iq_query_features(struct im_connection *ic, char *bare_jid);
262xt_status jabber_iq_query_server(struct im_connection *ic, char *jid, char *xmlns);
263void jabber_iq_version_send(struct im_connection *ic, struct jabber_buddy *bud, void *data);
264int jabber_iq_disco_server(struct im_connection *ic);
265int jabber_iq_disco_muc(struct im_connection *ic, const char *muc_server);
266
267/* si.c */
268int jabber_si_handle_request(struct im_connection *ic, struct xt_node *node, struct xt_node *sinode);
269void jabber_si_transfer_request(struct im_connection *ic, file_transfer_t *ft, char *who);
270void jabber_si_free_transfer(file_transfer_t *ft);
271
272/* s5bytestream.c */
273int jabber_bs_recv_request(struct im_connection *ic, struct xt_node *node, struct xt_node *qnode);
274gboolean jabber_bs_send_start(struct jabber_transfer *tf);
275gboolean jabber_bs_send_write(file_transfer_t *ft, char *buffer, unsigned int len);
276
277/* message.c */
278xt_status jabber_pkt_message(struct xt_node *node, gpointer data);
279
280/* presence.c */
281xt_status jabber_pkt_presence(struct xt_node *node, gpointer data);
282int presence_send_update(struct im_connection *ic);
283int presence_send_request(struct im_connection *ic, char *handle, char *request);
284
285/* jabber_util.c */
286char *set_eval_priority(set_t *set, char *value);
287char *set_eval_tls(set_t *set, char *value);
288struct xt_node *jabber_make_packet(char *name, char *type, char *to, struct xt_node *children);
289struct xt_node *jabber_make_error_packet(struct xt_node *orig, char *err_cond, char *err_type, char *err_code);
290void jabber_cache_add(struct im_connection *ic, struct xt_node *node, jabber_cache_event func);
291struct xt_node *jabber_cache_get(struct im_connection *ic, char *id);
292void jabber_cache_entry_free(gpointer entry);
293void jabber_cache_clean(struct im_connection *ic);
294xt_status jabber_cache_handle_packet(struct im_connection *ic, struct xt_node *node);
295const struct jabber_away_state *jabber_away_state_by_code(char *code);
296const struct jabber_away_state *jabber_away_state_by_name(char *name);
297void jabber_buddy_ask(struct im_connection *ic, char *handle);
298int jabber_compare_jid(const char *jid1, const char *jid2);
299char *jabber_normalize(const char *orig);
300
301typedef enum {
302        GET_BUDDY_CREAT = 1,    /* Try to create it, if necessary. */
303        GET_BUDDY_EXACT = 2,    /* Get an exact match (only makes sense with bare JIDs). */
304        GET_BUDDY_FIRST = 4,    /* No selection, simply get the first resource for this JID. */
305        GET_BUDDY_BARE = 8,     /* Get the bare version of the JID (possibly inexistent). */
306        GET_BUDDY_BARE_OK = 16, /* Allow returning a bare JID if that seems better. */
307} get_buddy_flags_t;
308
309struct jabber_error {
310        char *code, *text, *type;
311};
312
313struct jabber_buddy *jabber_buddy_add(struct im_connection *ic, char *full_jid);
314struct jabber_buddy *jabber_buddy_by_jid(struct im_connection *ic, char *jid, get_buddy_flags_t flags);
315struct jabber_buddy *jabber_buddy_by_ext_jid(struct im_connection *ic, char *jid, get_buddy_flags_t flags);
316int jabber_buddy_remove(struct im_connection *ic, char *full_jid);
317int jabber_buddy_remove_bare(struct im_connection *ic, char *bare_jid);
318void jabber_buddy_remove_all(struct im_connection *ic);
319time_t jabber_get_timestamp(struct xt_node *xt);
320struct jabber_error *jabber_error_parse(struct xt_node *node, char *xmlns);
321void jabber_error_free(struct jabber_error *err);
322gboolean jabber_set_me(struct im_connection *ic, const char *me);
323char *jabber_get_bare_jid(char *jid);
324
325extern const struct jabber_away_state jabber_away_state_list[];
326
327/* io.c */
328int jabber_write_packet(struct im_connection *ic, struct xt_node *node);
329int jabber_write(struct im_connection *ic, char *buf, int len);
330gboolean jabber_connected_plain(gpointer data, gint source, b_input_condition cond);
331gboolean jabber_connected_ssl(gpointer data, int returncode, void *source, b_input_condition cond);
332gboolean jabber_start_stream(struct im_connection *ic);
333void jabber_end_stream(struct im_connection *ic);
334
335/* sasl.c */
336xt_status sasl_pkt_mechanisms(struct xt_node *node, gpointer data);
337xt_status sasl_pkt_challenge(struct xt_node *node, gpointer data);
338xt_status sasl_pkt_result(struct xt_node *node, gpointer data);
339gboolean sasl_supported(struct im_connection *ic);
340void sasl_oauth2_init(struct im_connection *ic);
341int sasl_oauth2_get_refresh_token(struct im_connection *ic, const char *msg);
342int sasl_oauth2_refresh(struct im_connection *ic, const char *refresh_token);
343void sasl_oauth2_got_token(gpointer data, const char *access_token, const char *refresh_token, const char *error);
344
345extern const struct oauth2_service oauth2_service_google;
346
347/* conference.c */
348struct groupchat *jabber_chat_join(struct im_connection *ic, const char *room, const char *nick, const char *password,
349                                   gboolean always_use_nicks);
350struct groupchat *jabber_chat_with(struct im_connection *ic, char *who);
351struct groupchat *jabber_chat_by_jid(struct im_connection *ic, const char *name);
352void jabber_chat_free(struct groupchat *c);
353int jabber_chat_msg(struct groupchat *ic, char *message, int flags);
354int jabber_chat_topic(struct groupchat *c, char *topic);
355int jabber_chat_leave(struct groupchat *c, const char *reason);
356void jabber_chat_pkt_presence(struct im_connection *ic, struct jabber_buddy *bud, struct xt_node *node);
357void jabber_chat_pkt_message(struct im_connection *ic, struct jabber_buddy *bud, struct xt_node *node);
358void jabber_chat_invite(struct groupchat *c, char *who, char *message);
359
360/* hipchat.c */
361int jabber_get_hipchat_profile(struct im_connection *ic);
362xt_status jabber_parse_hipchat_profile(struct im_connection *ic, struct xt_node *node, struct xt_node *orig);
363xt_status hipchat_handle_success(struct im_connection *ic, struct xt_node *node);
364char *hipchat_make_channel_slug(const char *name);
365char *hipchat_guess_channel_name(struct im_connection *ic, const char *name);
366
367#endif
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