X-Git-Url: http://git.pk910.de/?p=ircu2.10.12-pk.git;a=blobdiff_plain;f=ircd%2Fm_jupe.c;fp=ircd%2Fm_jupe.c;h=51f219f53023dad24147d2ad8596ee23a3ac3a08;hp=0000000000000000000000000000000000000000;hb=0400a5a6479398d82526785c18c0df8bc8b92dce;hpb=d17e10da972ce5776c60b4c317267c6abe0e1ead diff --git a/ircd/m_jupe.c b/ircd/m_jupe.c new file mode 100644 index 0000000..51f219f --- /dev/null +++ b/ircd/m_jupe.c @@ -0,0 +1,276 @@ +/* + * IRC - Internet Relay Chat, ircd/m_jupe.c + * Copyright (C) 1990 Jarkko Oikarinen and + * University of Oulu, Computing Center + * Copyright (C) 2000 Kevin L. Mitchell + * + * 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 "jupe.h" +#include "hash.h" +#include "ircd.h" +#include "ircd_features.h" +#include "ircd_log.h" +#include "ircd_reply.h" +#include "ircd_string.h" +#include "match.h" +#include "msg.h" +#include "numeric.h" +#include "numnicks.h" +#include "s_conf.h" +#include "s_misc.h" +#include "send.h" + +/* #include -- Now using assert in ircd_log.h */ +#include +#include + +/* + * ms_jupe - server message handler + * + * parv[0] = Send prefix + * + * From server: + * + * parv[1] = Target: server numeric or * + * parv[2] = (+|-) + * parv[3] = Expiration offset + * parv[4] = Last modification time + * parv[5] = Comment + * + */ +int ms_jupe(struct Client* cptr, struct Client* sptr, int parc, char* parv[]) +{ + struct Client *acptr = 0; + struct Jupe *ajupe; + unsigned int flags = 0; + time_t expire_off, lastmod; + char *server = parv[2], *target = parv[1], *reason = parv[5]; + + if (parc < 6) + return need_more_params(sptr, "JUPE"); + + if (!(target[0] == '*' && target[1] == '\0')) { + if (!(acptr = FindNServer(target))) + return 0; /* no such server */ + + if (!IsMe(acptr)) { /* manually propagate, since we don't set it */ + sendcmdto_one(sptr, CMD_JUPE, acptr, "%s %s %s %s :%s", target, server, + parv[3], parv[4], reason); + return 0; + } + + flags |= JUPE_LOCAL; + } + + if (*server == '-') + server++; + else if (*server == '+') { + flags |= JUPE_ACTIVE; + server++; + } + + expire_off = atoi(parv[3]); + lastmod = atoi(parv[4]); + + ajupe = jupe_find(server); + + if (ajupe) { + if (JupeIsLocal(ajupe) && !(flags & JUPE_LOCAL)) /* global over local */ + jupe_free(ajupe); + else if (JupeLastMod(ajupe) < lastmod) { /* new modification */ + if (flags & JUPE_ACTIVE) + return jupe_activate(cptr, sptr, ajupe, lastmod, flags); + else + return jupe_deactivate(cptr, sptr, ajupe, lastmod, flags); + } else if (JupeLastMod(ajupe) == lastmod || IsBurstOrBurstAck(cptr)) + return 0; + else + return jupe_resend(cptr, ajupe); /* other server desynched WRT jupes */ + } + + return jupe_add(cptr, sptr, server, reason, expire_off, lastmod, flags); +} + +/* + * mo_jupe - oper message handler + * + * parv[0] = Send prefix + * parv[1] = [[+|-]] + * + * Local (to me) style: + * + * parv[2] = [Expiration offset] + * parv[3] = [Comment] + * + * Global (or remote local) style: + * + * parv[2] = [target] + * parv[3] = [Expiration offset] + * parv[4] = [Comment] + * + */ +int mo_jupe(struct Client* cptr, struct Client* sptr, int parc, char* parv[]) +{ + struct Client *acptr = 0; + struct Jupe *ajupe; + unsigned int flags = 0; + time_t expire_off; + char *server = parv[1], *target = 0, *reason; + + if (parc < 2) + return jupe_list(sptr, 0); + + if (*server == '+') { + flags |= JUPE_ACTIVE; + server++; + } else if (*server == '-') + server++; + else + return jupe_list(sptr, server); + + if (!feature_bool(FEAT_CONFIG_OPERCMDS)) + return send_reply(sptr, ERR_DISABLED, "JUPE"); + + if (parc == 4) { + expire_off = atoi(parv[2]); + reason = parv[3]; + flags |= JUPE_LOCAL; + } else if (parc > 4) { + target = parv[2]; + expire_off = atoi(parv[3]); + reason = parv[4]; + } else + return need_more_params(sptr, "JUPE"); + + if (target) { + if (!(target[0] == '*' && target[1] == '\0')) { + if (!(acptr = find_match_server(target))) + return send_reply(sptr, ERR_NOSUCHSERVER, target); + + if (!IsMe(acptr)) { /* manually propagate, since we don't set it */ + if (!HasPriv(sptr, PRIV_JUPE)) + return send_reply(sptr, ERR_NOPRIVILEGES); + + sendcmdto_one(sptr, CMD_JUPE, acptr, "%C %c%s %s %Tu :%s", acptr, + flags & JUPE_ACTIVE ? '+' : '-', server, parv[3], + TStime(), reason); + return 0; + } else if (!HasPriv(sptr, PRIV_LOCAL_JUPE)) + return send_reply(sptr, ERR_NOPRIVILEGES); + + flags |= JUPE_LOCAL; + } else if (!HasPriv(sptr, PRIV_JUPE)) + return send_reply(sptr, ERR_NOPRIVILEGES); + } + + ajupe = jupe_find(server); + + if (ajupe) { + if (JupeIsLocal(ajupe) && !(flags & JUPE_LOCAL)) /* global over local */ + jupe_free(ajupe); + else { + if (flags & JUPE_ACTIVE) + return jupe_activate(cptr, sptr, ajupe, TStime(), flags); + else + return jupe_deactivate(cptr, sptr, ajupe, TStime(), flags); + } + } + + return jupe_add(cptr, sptr, server, reason, expire_off, TStime(), flags); +} + +/* + * m_jupe - user message handler + * + * parv[0] = Send prefix + * + * From user: + * + * parv[1] = [] + * + */ +int m_jupe(struct Client* cptr, struct Client* sptr, int parc, char* parv[]) +{ + if (parc < 2) + return jupe_list(sptr, 0); + + return jupe_list(sptr, parv[1]); +}