unrealircd

- supernets unrealircd source & configuration
git clone git://git.acid.vegas/unrealircd.git
svslogin.c (2621B)
      1 /*
      2  *   IRC - Internet Relay Chat, src/modules/svslogin.c
      3  *   (C) 2022 The UnrealIRCd Team
      4  *
      5  *   See file AUTHORS in IRC package for additional names of
      6  *   the programmers.
      7  *
      8  *   This program is free software; you can redistribute it and/or modify
      9  *   it under the terms of the GNU General Public License as published by
     10  *   the Free Software Foundation; either version 1, or (at your option)
     11  *   any later version.
     12  *
     13  *   This program is distributed in the hope that it will be useful,
     14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16  *   GNU General Public License for more details.
     17  *
     18  *   You should have received a copy of the GNU General Public License
     19  *   along with this program; if not, write to the Free Software
     20  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
     21  */
     22 
     23 #include "unrealircd.h"
     24 
     25 #define MSG_SVSLOGIN "SVSLOGIN"
     26 
     27 CMD_FUNC(cmd_svslogin);
     28 
     29 ModuleHeader MOD_HEADER
     30   = {
     31 	"svslogin",
     32 	"6.0",
     33 	"command /SVSLOGIN", 
     34 	"UnrealIRCd Team",
     35 	"unrealircd-6",
     36     };
     37 
     38 MOD_INIT()
     39 {
     40 	CommandAdd(modinfo->handle, MSG_SVSLOGIN, cmd_svslogin, MAXPARA, CMD_USER|CMD_SERVER);
     41 	MARK_AS_OFFICIAL_MODULE(modinfo);
     42 	return MOD_SUCCESS;
     43 }
     44 
     45 MOD_LOAD()
     46 {
     47 	return MOD_SUCCESS;
     48 }
     49 
     50 MOD_UNLOAD()
     51 {
     52 	return MOD_SUCCESS;
     53 }
     54 
     55 /*
     56  * SVSLOGIN message
     57  *
     58  * parv[1]: propagation mask
     59  * parv[2]: target
     60  * parv[3]: account name (SVID)
     61  */
     62 CMD_FUNC(cmd_svslogin)
     63 {
     64 	Client *target;
     65 
     66 	if (MyUser(client) || (parc < 3) || !parv[3])
     67 		return;
     68 
     69 	/* We actually ignore parv[1] since this is a broadcast message.
     70 	 * It is a broadcast message because we want ALL servers to know
     71 	 * that the user is now logged in under account xyz.
     72 	 */
     73 
     74 	target = find_client(parv[2], NULL);
     75 	if (target)
     76 	{
     77 		if (IsServer(target))
     78 			return;
     79 
     80 		if (target->user == NULL)
     81 			make_user(target);
     82 
     83 		strlcpy(target->user->account, parv[3], sizeof(target->user->account));
     84 		user_account_login(recv_mtags, target);
     85 		if (MyConnect(target) && IsDead(target))
     86 			return; /* was killed due to *LINE on ~a probably */
     87 	} else {
     88 		/* It is perfectly normal for target to be NULL as this
     89 		 * happens during registration phase (pre-connect).
     90 		 * It just means we cannot set any properties for this user,
     91 		 * which is fine in that case, since it will be synced via
     92 		 * the UID message instead.
     93 		 * We still have to broadcast the message, which is why
     94 		 * we do not return here.
     95 		 */
     96 	}
     97 
     98 	/* Propagate to the rest of the network */
     99 	sendto_server(client, 0, 0, NULL, ":%s SVSLOGIN %s %s %s",
    100 	              client->name, parv[1], parv[2], parv[3]);
    101 }