2 * ircd-ratbox: A slightly useful ircd.
3 * m_capab.c: Negotiates capabilities with a remote server.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2005 ircd-ratbox development team
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
34 static int mr_capab(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
35 static int me_gcap(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
37 struct Message capab_msgtab
= {
39 {{mr_capab
, 2}, mg_ignore
, mg_ignore
, mg_ignore
, mg_ignore
, mg_ignore
}
41 struct Message gcap_msgtab
= {
43 {mg_ignore
, mg_ignore
, mg_ignore
, mg_ignore
, {me_gcap
, 2}, mg_ignore
}
46 mapi_clist_av1 capab_clist
[] = { &capab_msgtab
, &gcap_msgtab
, NULL
};
48 static const char capab_desc
[] = "Provides the commands used for server-to-server capability negotiation";
50 DECLARE_MODULE_AV2(capab
, NULL
, NULL
, capab_clist
, NULL
, NULL
, NULL
, NULL
, capab_desc
);
53 * mr_capab - CAPAB message handler
54 * parv[1] = space-separated list of capabilities
57 mr_capab(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
63 /* ummm, this shouldn't happen. Could argue this should be logged etc. */
64 if(client_p
->localClient
== NULL
)
70 /* CAP_TS6 is set in PASS, so is valid.. */
71 if((client_p
->localClient
->caps
& ~CAP_TS6
) != 0)
73 exit_client(client_p
, client_p
, client_p
, "CAPAB received twice");
77 client_p
->localClient
->caps
|= CAP_CAP
;
79 rb_free(client_p
->localClient
->fullcaps
);
80 client_p
->localClient
->fullcaps
= rb_strdup(parv
[1]);
82 for (i
= 1; i
< parc
; i
++)
84 char *t
= LOCAL_COPY(parv
[i
]);
85 for (s
= rb_strtok_r(t
, " ", &p
); s
; s
= rb_strtok_r(NULL
, " ", &p
))
86 client_p
->localClient
->caps
|= capability_get(serv_capindex
, s
, NULL
);
93 me_gcap(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
,
94 int parc
, const char *parv
[])
96 char *t
= LOCAL_COPY(parv
[1]);
100 if(!IsServer(source_p
))
103 /* already had GCAPAB?! */
104 if(!EmptyString(source_p
->serv
->fullcaps
))
106 source_p
->serv
->caps
= 0;
107 rb_free(source_p
->serv
->fullcaps
);
110 source_p
->serv
->fullcaps
= rb_strdup(parv
[1]);
112 for (s
= rb_strtok_r(t
, " ", &p
); s
; s
= rb_strtok_r(NULL
, " ", &p
))
113 source_p
->serv
->caps
|= capability_get(serv_capindex
, s
, NULL
);