X-Git-Url: http://git.pk910.de/?p=ircu2.10.12-pk.git;a=blobdiff_plain;f=ircd%2Fm_pong.c;fp=ircd%2Fm_pong.c;h=df29b9f6714ace850041b1f669e08094c62e2226;hp=0000000000000000000000000000000000000000;hb=0400a5a6479398d82526785c18c0df8bc8b92dce;hpb=d17e10da972ce5776c60b4c317267c6abe0e1ead diff --git a/ircd/m_pong.c b/ircd/m_pong.c new file mode 100644 index 0000000..df29b9f --- /dev/null +++ b/ircd/m_pong.c @@ -0,0 +1,185 @@ +/* + * IRC - Internet Relay Chat, ircd/m_pong.c + * Copyright (C) 1990 Jarkko Oikarinen and + * University of Oulu, Computing Center + * + * See file AUTHORS in IRC package for additional names of + * the programmers. + * + * 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. + * + * $Id$ + */ + +/* + * m_functions execute protocol messages on this server: + * + * cptr is always NON-NULL, pointing to a *LOCAL* client + * structure (with an open socket connected!). This + * identifies the physical socket where the message + * originated (or which caused the m_function to be + * executed--some m_functions may call others...). + * + * sptr is the source of the message, defined by the + * prefix part of the message if present. If not + * or prefix not found, then sptr==cptr. + * + * (!IsServer(cptr)) => (cptr == sptr), because + * prefixes are taken *only* from servers... + * + * (IsServer(cptr)) + * (sptr == cptr) => the message didn't + * have the prefix. + * + * (sptr != cptr && IsServer(sptr) means + * the prefix specified servername. (?) + * + * (sptr != cptr && !IsServer(sptr) means + * that message originated from a remote + * user (not local). + * + * combining + * + * (!IsServer(sptr)) means that, sptr can safely + * taken as defining the target structure of the + * message in this server. + * + * *Always* true (if 'parse' and others are working correct): + * + * 1) sptr->from == cptr (note: cptr->from == cptr) + * + * 2) MyConnect(sptr) <=> sptr == cptr (e.g. sptr + * *cannot* be a local connection, unless it's + * actually cptr!). [MyConnect(x) should probably + * be defined as (x == x->from) --msa ] + * + * parc number of variable parameter strings (if zero, + * parv is allowed to be NULL) + * + * parv a NULL terminated list of parameter pointers, + * + * parv[0], sender (prefix string), if not present + * this points to an empty string. + * parv[1]...parv[parc-1] + * pointers to additional parameters + * parv[parc] == NULL, *always* + * + * note: it is guaranteed that parv[0]..parv[parc-1] are all + * non-NULL pointers. + */ +#include "config.h" + +#include "client.h" +#include "hash.h" +#include "ircd.h" +#include "ircd_log.h" +#include "ircd_reply.h" +#include "ircd_string.h" +#include "msg.h" +#include "numeric.h" +#include "numnicks.h" +#include "opercmds.h" +#include "s_auth.h" +#include "s_user.h" +#include "send.h" + +/* #include -- Now using assert in ircd_log.h */ +#include +#include + +/* + * ms_pong - server message handler + * + * parv[0] = sender prefix + * parv[1] = origin + * parv[2] = destination + */ +int ms_pong(struct Client* cptr, struct Client* sptr, int parc, char* parv[]) +{ + char* origin; + char* destination; + assert(0 != cptr); + assert(0 != sptr); + assert(IsServer(cptr)); + + if (parc < 2 || EmptyString(parv[1])) { + return protocol_violation(sptr,"No Origin on PONG"); + } + origin = parv[1]; + destination = parv[2]; + ClearPingSent(cptr); + ClearPingSent(sptr); + cli_lasttime(cptr) = CurrentTime; + + if (parc > 5) + { + /* AsLL pong */ + cli_serv(cptr)->asll_rtt = atoi(militime_float(parv[3])); + cli_serv(cptr)->asll_to = atoi(parv[4]); + cli_serv(cptr)->asll_from = atoi(militime_float(parv[5])); + cli_serv(cptr)->asll_last = CurrentTime; + return 0; + } + + if (EmptyString(destination)) + return 0; + + if (*destination == '!') + { + /* AsLL ping reply from a non-AsLL server */ + cli_serv(cptr)->asll_rtt = atoi(militime_float(destination + 1)); + } + else if (0 != ircd_strcmp(destination, cli_name(&me))) + { + struct Client* acptr; + if ((acptr = FindClient(destination))) + sendcmdto_one(sptr, CMD_PONG, acptr, "%s %s", origin, destination); + } + return 0; +} + +/* + * mr_pong - registration message handler + * + * parv[0] = sender prefix + * parv[1] = pong response echo + * NOTE: cptr is always unregistered here + */ +int mr_pong(struct Client* cptr, struct Client* sptr, int parc, char* parv[]) +{ + assert(0 != cptr); + assert(cptr == sptr); + assert(!IsRegistered(sptr)); + + ClearPingSent(cptr); + return (parc > 1) ? auth_set_pong(cli_auth(sptr), strtoul(parv[parc - 1], NULL, 10)) : 0; +} + +/* + * m_pong - normal message handler + * + * parv[0] = sender prefix + * parv[1] = origin + * parv[2] = destination + */ +int m_pong(struct Client* cptr, struct Client* sptr, int parc, char* parv[]) +{ + assert(0 != cptr); + assert(cptr == sptr); + + ClearPingSent(cptr); + cli_lasttime(cptr) = CurrentTime; + return 0; +}