diff options
Diffstat (limited to 'modules/m_svshost.c')
-rw-r--r-- | modules/m_svshost.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/modules/m_svshost.c b/modules/m_svshost.c new file mode 100644 index 0000000..5cdc4da --- /dev/null +++ b/modules/m_svshost.c @@ -0,0 +1,121 @@ +/* + * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). + * + * Copyright (C) 2013 by the Hybrid 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 + */ + +/*! \file m_svshost.c + * \brief Includes required functions for processing the SVSHOST command. + * \version $Id$ + */ + +#include "stdinc.h" +#include "client.h" +#include "ircd.h" +#include "numeric.h" +#include "s_serv.h" +#include "send.h" +#include "channel_mode.h" +#include "parse.h" +#include "modules.h" +#include "irc_string.h" +#include "s_user.h" +#include "conf.h" +#include "userhost.h" + + +/*! \brief SVSHOST command handler (called by services) + * + * \param client_p Pointer to allocated Client struct with physical connection + * to this server, i.e. with an open socket connected. + * \param source_p Pointer to allocated Client struct from which the message + * originally comes from. This can be a local or remote client. + * \param parc Integer holding the number of supplied arguments. + * \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL + * pointers. + * \note Valid arguments for this command are: + * - parv[0] = sender prefix + * - parv[1] = nickname + * - parv[2] = TS + * - parv[3] = hostname + */ +static void +ms_svshost(struct Client *client_p, struct Client *source_p, + int parc, char *parv[]) +{ + struct Client *target_p = NULL; + time_t ts = 0; + + if (!HasFlag(source_p, FLAGS_SERVICE)) + return; + + if ((target_p = find_person(client_p, parv[1])) == NULL) + return; + + if ((ts = atol(parv[2])) && (ts != target_p->tsinfo)) + return; + + if (!valid_hostname(parv[3])) + return; + + if (IsUserHostIp(target_p)) + delete_user_host(target_p->username, target_p->host, !MyConnect(target_p)); + + strlcpy(target_p->host, parv[3], sizeof(target_p->host)); + SetIPSpoof(target_p); + + add_user_host(target_p->username, target_p->host, !MyConnect(target_p)); + SetUserHost(target_p); + + if (MyClient(target_p)) + clear_ban_cache_client(target_p); + + sendto_server(client_p, CAP_TS6, NOCAPS, + ":%s SVSHOST %s %lu %s", ID(source_p), + ID(target_p), (unsigned long)target_p->tsinfo, parv[3]); + sendto_server(client_p, NOCAPS, CAP_TS6, + ":%s SVSHOST %s %lu %s", source_p->name, + target_p->name, (unsigned long)target_p->tsinfo, parv[3]); +} + +static struct Message svshost_msgtab = { + "SVSHOST", 0, 0, 4, MAXPARA, MFLG_SLOW, 0, + {m_ignore, m_ignore, ms_svshost, m_ignore, m_ignore, m_ignore} +}; + +static void +module_init(void) +{ + mod_add_cmd(&svshost_msgtab); +} + +static void +module_exit(void) +{ + mod_del_cmd(&svshost_msgtab); +} + +struct module module_entry = { + .node = { NULL, NULL, NULL }, + .name = NULL, + .version = "$Revision$", + .handle = NULL, + .modinit = module_init, + .modexit = module_exit, + .flags = 0 +}; |