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[READ-ONLY] Mirror of https://github.com/VibeDevelopers/Comet.
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340/* * ircd-ratbox: A slightly useful ircd. * class.c: Controls connection classes. * * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center * Copyright (C) 1996-2002 Hybrid Development Team * Copyright (C) 2002-2005 ircd-ratbox development team * * 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 2 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA */
#include "stdinc.h"#include "defaults.h"
#include "class.h"#include "client.h"#include "ircd.h"#include "numeric.h"#include "s_conf.h"#include "s_newconf.h"#include "send.h"#include "match.h"
#define BAD_PING -2
rb_dlink_list class_list;struct Class *default_class;
struct Class *make_class(void){ struct Class *tmp;
tmp = rb_malloc(sizeof(struct Class));
ConFreq(tmp) = DEFAULT_CONNECTFREQUENCY; PingFreq(tmp) = DEFAULT_PINGFREQUENCY; MaxUsers(tmp) = 1; MaxSendq(tmp) = DEFAULT_SENDQ;
tmp->ip_limits = rb_new_patricia(PATRICIA_BITS); return tmp;}
voidfree_class(struct Class *tmp){ if(tmp->ip_limits) rb_destroy_patricia(tmp->ip_limits, NULL);
rb_free(tmp->class_name); rb_free(tmp);
}
/* * get_conf_ping * * inputs - pointer to struct ConfItem * output - ping frequency * side effects - NONE */static intget_conf_ping(struct ConfItem *aconf){ if((aconf) && ClassPtr(aconf)) return (ConfPingFreq(aconf));
return (BAD_PING);}
/* * get_client_class * * inputs - pointer to client struct * output - pointer to name of class * side effects - NONE */const char *get_client_class(struct Client *target_p){ const char *retc = "unknown";
if(target_p == NULL || IsMe(target_p)) return retc;
if(IsServer(target_p)) { struct server_conf *server_p = target_p->localClient->att_sconf; return server_p->class_name; } else { struct ConfItem *aconf; aconf = target_p->localClient->att_conf;
if((aconf == NULL) || (aconf->className == NULL)) retc = "default"; else retc = aconf->className; }
return (retc);}
/* * get_client_ping * * inputs - pointer to client struct * output - ping frequency * side effects - NONE */intget_client_ping(struct Client *target_p){ int ping = 0;
if(IsServer(target_p)) { struct server_conf *server_p = target_p->localClient->att_sconf; ping = PingFreq(server_p->class); } else { struct ConfItem *aconf;
aconf = target_p->localClient->att_conf;
if(aconf != NULL) ping = get_conf_ping(aconf); else ping = DEFAULT_PINGFREQUENCY; }
if(ping <= 0) ping = DEFAULT_PINGFREQUENCY;
return ping;}
/* * get_con_freq * * inputs - pointer to class struct * output - connection frequency * side effects - NONE */intget_con_freq(struct Class *clptr){ if(clptr) return (ConFreq(clptr)); return (DEFAULT_CONNECTFREQUENCY);}
/* add_class() * * input - class to add * output - * side effects - class is added to class_list if new, else old class * is updated with new values. */voidadd_class(struct Class *classptr){ struct Class *tmpptr;
tmpptr = find_class(classptr->class_name);
if(tmpptr == default_class) { rb_dlinkAddAlloc(classptr, &class_list); CurrUsers(classptr) = 0; } else { MaxUsers(tmpptr) = MaxUsers(classptr); MaxLocal(tmpptr) = MaxLocal(classptr); MaxGlobal(tmpptr) = MaxGlobal(classptr); MaxIdent(tmpptr) = MaxIdent(classptr); PingFreq(tmpptr) = PingFreq(classptr); MaxSendq(tmpptr) = MaxSendq(classptr); ConFreq(tmpptr) = ConFreq(classptr); CidrIpv4Bitlen(tmpptr) = CidrIpv4Bitlen(classptr); CidrIpv6Bitlen(tmpptr) = CidrIpv6Bitlen(classptr); CidrAmount(tmpptr) = CidrAmount(classptr);
free_class(classptr); }}
/* * find_class * * inputs - string name of class * output - corresponding class pointer * side effects - NONE */struct Class *find_class(const char *classname){ struct Class *cltmp; rb_dlink_node *ptr;
if(classname == NULL) return default_class;
RB_DLINK_FOREACH(ptr, class_list.head) { cltmp = ptr->data;
if(!strcmp(ClassName(cltmp), classname)) return cltmp; }
return default_class;}
/* * check_class * * inputs - NONE * output - NONE * side effects - */voidcheck_class(){ struct Class *cltmp; rb_dlink_node *ptr; rb_dlink_node *next_ptr;
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, class_list.head) { cltmp = ptr->data;
if(MaxUsers(cltmp) < 0) { rb_dlinkDestroy(ptr, &class_list); if(CurrUsers(cltmp) <= 0) free_class(cltmp); } }}
/* * initclass * * inputs - NONE * output - NONE * side effects - */voidinitclass(){ default_class = make_class(); ClassName(default_class) = rb_strdup("default");}
/* * report_classes * * inputs - pointer to client to report to * output - NONE * side effects - class report is done to this client */voidreport_classes(struct Client *source_p){ struct Class *cltmp; rb_dlink_node *ptr;
RB_DLINK_FOREACH(ptr, class_list.head) { cltmp = ptr->data;
sendto_one_numeric(source_p, RPL_STATSYLINE, form_str(RPL_STATSYLINE), ClassName(cltmp), PingFreq(cltmp), ConFreq(cltmp), MaxUsers(cltmp), MaxSendq(cltmp), MaxLocal(cltmp), MaxIdent(cltmp), MaxGlobal(cltmp), MaxIdent(cltmp), CurrUsers(cltmp)); }
/* also output the default class */ sendto_one_numeric(source_p, RPL_STATSYLINE, form_str(RPL_STATSYLINE), ClassName(default_class), PingFreq(default_class), ConFreq(default_class), MaxUsers(default_class), MaxSendq(default_class), MaxLocal(default_class), MaxIdent(default_class), MaxGlobal(default_class), MaxIdent(default_class), CurrUsers(default_class));}
/* * get_sendq * * inputs - pointer to client * output - sendq for this client as found from its class * side effects - NONE */longget_sendq(struct Client *client_p){ if(client_p == NULL || IsMe(client_p)) return DEFAULT_SENDQ;
if(IsServer(client_p)) { struct server_conf *server_p; server_p = client_p->localClient->att_sconf; return MaxSendq(server_p->class); } else { struct ConfItem *aconf = client_p->localClient->att_conf;
if(aconf != NULL && aconf->status & CONF_CLIENT) return ConfMaxSendq(aconf); }
return DEFAULT_SENDQ;}