mirror of
https://github.com/matrix-construct/construct
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136 lines
3.4 KiB
C
136 lines
3.4 KiB
C
/*
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* ircd-ratbox: A slightly useful ircd.
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* m_capab.c: Negotiates capabilities with a remote server.
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*
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* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
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* Copyright (C) 1996-2002 Hybrid Development Team
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* Copyright (C) 2002-2005 ircd-ratbox development team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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* $Id: m_capab.c 1295 2006-05-08 13:05:25Z nenolod $
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*/
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#include "stdinc.h"
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#include "client.h"
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#include "match.h"
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#include "s_serv.h"
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#include "s_conf.h"
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#include "msg.h"
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#include "parse.h"
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#include "modules.h"
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static int mr_capab(struct Client *, struct Client *, int, const char **);
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static int me_gcap(struct Client *, struct Client *, int, const char **);
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struct Message capab_msgtab = {
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"CAPAB", 0, 0, 0, MFLG_SLOW | MFLG_UNREG,
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{{mr_capab, 0}, mg_ignore, mg_ignore, mg_ignore, mg_ignore, mg_ignore}
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};
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struct Message gcap_msgtab = {
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"GCAP", 0, 0, 0, MFLG_SLOW,
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{mg_ignore, mg_ignore, mg_ignore, mg_ignore, {me_gcap, 2}, mg_ignore}
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};
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mapi_clist_av1 capab_clist[] = { &capab_msgtab, &gcap_msgtab, NULL };
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DECLARE_MODULE_AV1(capab, NULL, NULL, capab_clist, NULL, NULL, "$Revision: 1295 $");
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/*
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* mr_capab - CAPAB message handler
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* parv[1] = space-separated list of capabilities
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*
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*/
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static int
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mr_capab(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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struct Capability *cap;
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int i;
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char *p;
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char *s;
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/* ummm, this shouldn't happen. Could argue this should be logged etc. */
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if(client_p->localClient == NULL)
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return 0;
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if(client_p->user)
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return 0;
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/* CAP_TS6 is set in PASS, so is valid.. */
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if((client_p->localClient->caps & ~CAP_TS6) != 0)
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{
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exit_client(client_p, client_p, client_p, "CAPAB received twice");
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return 0;
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}
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else
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client_p->localClient->caps |= CAP_CAP;
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rb_free(client_p->localClient->fullcaps);
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client_p->localClient->fullcaps = rb_strdup(parv[1]);
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for (i = 1; i < parc; i++)
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{
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char *t = LOCAL_COPY(parv[i]);
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for (s = rb_strtok_r(t, " ", &p); s; s = rb_strtok_r(NULL, " ", &p))
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{
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for (cap = captab; cap->name; cap++)
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{
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if(!irccmp(cap->name, s))
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{
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client_p->localClient->caps |= cap->cap;
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break;
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}
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}
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}
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}
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return 0;
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}
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static int
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me_gcap(struct Client *client_p, struct Client *source_p,
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int parc, const char *parv[])
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{
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struct Capability *cap;
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char *t = LOCAL_COPY(parv[1]);
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char *s;
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char *p;
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if(!IsServer(source_p))
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return 0;
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/* already had GCAPAB?! */
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if(!EmptyString(source_p->serv->fullcaps))
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{
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source_p->serv->caps = 0;
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rb_free(source_p->serv->fullcaps);
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}
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source_p->serv->fullcaps = rb_strdup(parv[1]);
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for (s = rb_strtok_r(t, " ", &p); s; s = rb_strtok_r(NULL, " ", &p))
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{
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for (cap = captab; cap->name; cap++)
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{
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if(!irccmp(cap->name, s))
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{
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source_p->serv->caps |= cap->cap;
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break;
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}
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}
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}
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return 0;
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}
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