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- /*
- * IRC - Internet Relay Chat, ircd/class.c
- * Copyright (C) 1990 Darren Reed
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 1, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)class.c 1.4 6/28/93 (C) 1990 Darren Reed";
- #endif
-
- #include "struct.h"
- #include "common.h"
- #include "numeric.h"
- #include "h.h"
-
- #define BAD_CONF_CLASS -1
- #define BAD_PING -2
- #define BAD_CLIENT_CLASS -3
-
- aClass *classes;
-
- int get_conf_class(aconf)
- aConfItem *aconf;
- {
- if ((aconf) && Class(aconf))
- return (ConfClass(aconf));
-
- Debug((DEBUG_DEBUG,"No Class For %s",
- (aconf) ? aconf->name : "*No Conf*"));
-
- return (BAD_CONF_CLASS);
-
- }
-
- static int get_conf_ping(aconf)
- aConfItem *aconf;
- {
- if ((aconf) && Class(aconf))
- return (ConfPingFreq(aconf));
-
- Debug((DEBUG_DEBUG,"No Ping For %s",
- (aconf) ? aconf->name : "*No Conf*"));
-
- return (BAD_PING);
- }
-
-
-
- int get_client_class(acptr)
- aClient *acptr;
- {
- Reg1 Link *tmp;
- Reg2 aClass *cl;
- int i = 0, retc = BAD_CLIENT_CLASS;
-
- if (acptr && !IsMe(acptr) && (acptr->confs))
- for (tmp = acptr->confs; tmp; tmp = tmp->next)
- {
- if (!tmp->value.aconf ||
- !(cl = tmp->value.aconf->class))
- continue;
- if (Class(cl) > retc)
- retc = Class(cl);
- }
-
- Debug((DEBUG_DEBUG,"Returning Class %d For %s",retc,acptr->name));
-
- return (retc);
- }
-
- int get_client_ping(acptr)
- aClient *acptr;
- {
- int ping = 0, ping2;
- aConfItem *aconf;
- Link *link;
-
- link = acptr->confs;
-
- if (link)
- while (link)
- {
- aconf = link->value.aconf;
- if (aconf->status & (CONF_CLIENT|CONF_CONNECT_SERVER|
- CONF_NOCONNECT_SERVER))
- {
- ping2 = get_conf_ping(aconf);
- if ((ping2 != BAD_PING) && ((ping > ping2) ||
- !ping))
- ping = ping2;
- }
- link = link->next;
- }
- else
- {
- ping = PINGFREQUENCY;
- Debug((DEBUG_DEBUG,"No Attached Confs"));
- }
- if (ping <= 0)
- ping = PINGFREQUENCY;
- Debug((DEBUG_DEBUG,"Client %s Ping %d", acptr->name, ping));
- return (ping);
- }
-
- int get_con_freq(clptr)
- aClass *clptr;
- {
- if (clptr)
- return (ConFreq(clptr));
- else
- return (CONNECTFREQUENCY);
- }
-
- /*
- * When adding a class, check to see if it is already present first.
- * if so, then update the information for that class, rather than create
- * a new entry for it and later delete the old entry.
- * if no present entry is found, then create a new one and add it in
- * immeadiately after the first one (class 0).
- */
- void add_class(class, ping, confreq, maxli, sendq)
- int class, ping, confreq, maxli;
- long sendq;
- {
- aClass *t, *p;
-
- t = find_class(class);
- if ((t == classes) && (class != 0))
- {
- p = (aClass *)make_class();
- NextClass(p) = NextClass(t);
- NextClass(t) = p;
- }
- else
- p = t;
- Debug((DEBUG_DEBUG,
- "Add Class %d: p %x t %x - cf: %d pf: %d ml: %d sq: %l",
- class, p, t, confreq, ping, maxli, sendq));
- Class(p) = class;
- ConFreq(p) = confreq;
- PingFreq(p) = ping;
- MaxLinks(p) = maxli;
- MaxSendq(p) = (sendq > 0) ? sendq : MAXSENDQLENGTH;
- if (p != t)
- Links(p) = 0;
- }
-
- aClass *find_class(cclass)
- int cclass;
- {
- aClass *cltmp;
-
- for (cltmp = FirstClass(); cltmp; cltmp = NextClass(cltmp))
- if (Class(cltmp) == cclass)
- return cltmp;
- return classes;
- }
-
- void check_class()
- {
- Reg1 aClass *cltmp, *cltmp2;
-
- Debug((DEBUG_DEBUG, "Class check:"));
-
- for (cltmp2 = cltmp = FirstClass(); cltmp; cltmp = NextClass(cltmp2))
- {
- Debug((DEBUG_DEBUG,
- "Class %d : CF: %d PF: %d ML: %d LI: %d SQ: %ld",
- Class(cltmp), ConFreq(cltmp), PingFreq(cltmp),
- MaxLinks(cltmp), Links(cltmp), MaxSendq(cltmp)));
- if (MaxLinks(cltmp) < 0)
- {
- NextClass(cltmp2) = NextClass(cltmp);
- if (Links(cltmp) <= 0)
- free_class(cltmp);
- }
- else
- cltmp2 = cltmp;
- }
- }
-
- void initclass()
- {
- classes = (aClass *)make_class();
-
- Class(FirstClass()) = 0;
- ConFreq(FirstClass()) = CONNECTFREQUENCY;
- PingFreq(FirstClass()) = PINGFREQUENCY;
- MaxLinks(FirstClass()) = MAXIMUM_LINKS;
- MaxSendq(FirstClass()) = MAXSENDQLENGTH;
- Links(FirstClass()) = 0;
- NextClass(FirstClass()) = NULL;
- }
-
- void report_classes(sptr)
- aClient *sptr;
- {
- Reg1 aClass *cltmp;
-
- for (cltmp = FirstClass(); cltmp; cltmp = NextClass(cltmp))
- sendto_one(sptr, rpl_str(RPL_STATSYLINE), me.name, sptr->name,
- 'Y', Class(cltmp), PingFreq(cltmp), ConFreq(cltmp),
- MaxLinks(cltmp), MaxSendq(cltmp));
- }
-
- long get_sendq(cptr)
- aClient *cptr;
- {
- Reg1 int sendq = MAXSENDQLENGTH, retc = BAD_CLIENT_CLASS;
- Reg2 Link *tmp;
- Reg2 aClass *cl;
-
- if (cptr && !IsMe(cptr) && (cptr->confs))
- for (tmp = cptr->confs; tmp; tmp = tmp->next)
- {
- if (!tmp->value.aconf ||
- !(cl = tmp->value.aconf->class))
- continue;
- if (Class(cl) > retc)
- sendq = MaxSendq(cl);
- }
- return sendq;
- }
-