viewcvs.cgi/contrib/m_services.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_services.c: SVS commands and Services support
 *
 *  Copyright (C) 2005 by the past and present ircd coders, and others.
 *
 *  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
 *
 *  $Id: m_services.c 801 2006-08-30 16:54:25Z adx $
 */
/*
 *
 * With code from 'bane' the URL following is valid as of this date.
 * http://hybserv2.net/file/trunk/contrib/hybrid_services.c
 *
 *
 *   Copyright (C) 2002, 2003, 2004, 2005 by Dragan 'bane' Dosen and the
 *   Hybrid Development Team.
 *
 *   Based on m_services.c, originally from bahamut ircd.
 *
 *   Contact info:
 *
 *     E-mail : bane@idolnet.org
 *     IRC    : (*) bane, idolNET, irc.idolnet.org, #twilight_zone
 */

/* MODULE CONFIGURATION FOLLOWS -- please read!! */

/* Change this to the name of your services server
 * otherwise the services aliases will not work!
 */
#define SERVICES_NAME "services.yournet.net"

/* END OF MODULE CONFIGURATION */

#include "stdinc.h"
#include "conf/conf.h"
#include "handlers.h"
#include "client.h"
#include "hash.h"
#include "ircd.h"
#include "numeric.h"
#include "user.h"
#include "whowas.h"
#include "server.h"
#include "send.h"
#include "channel.h"
#include "msg.h"
#include "parse.h"
#include "common.h"
#include "packet.h"

/* Custom Macros */
#define services_function(a,b,c) static void a(struct Client *client_p,\
        struct Client *source_p, int parc,\
        char *parv[]) \
{ deliver_services_msg(b, c, client_p, source_p, parc, parv); }

static void mo_svsnick(struct Client *, struct Client *, int, char *[]);

static void m_botserv(struct Client *, struct Client *, int, char *[]);
static void m_chanserv(struct Client *, struct Client *, int, char *[]);
static void m_global(struct Client *, struct Client *, int, char *[]);
static void m_helpserv(struct Client *, struct Client *, int, char *[]);
static void m_hostserv(struct Client *, struct Client *, int, char *[]);
static void m_identify(struct Client *, struct Client *, int, char *[]);
static void m_memoserv(struct Client *, struct Client *, int, char *[]);
static void m_nickserv(struct Client *, struct Client *, int, char *[]);
static void m_operserv(struct Client *, struct Client *, int, char *[]);
static void m_seenserv(struct Client *, struct Client *, int, char *[]);
static void m_statserv(struct Client *, struct Client *, int, char *[]);

static void get_string(int, char *[], char *);
static int clean_nick_name(char *, int);
static void deliver_services_msg(const char *, const char *, struct Client *,
                                 struct Client *, int, char *[]);

/* SVS commands */
struct Message svsnick_msgtab = {
  "SVSNICK", 0, 0, 3, 0, MFLG_SLOW, 0,
  {m_unregistered, m_not_oper, mo_svsnick, mo_svsnick, mo_svsnick, m_ignore}
};

/* Services */
struct Message botserv_msgtab = {
  "BOTSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_botserv, m_ignore, m_ignore, m_botserv, m_ignore}
};

struct Message chanserv_msgtab = {
  "CHANSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_chanserv, m_ignore, m_ignore, m_chanserv, m_ignore}
};

struct Message global_msgtab = {
  "GLOBAL", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_global, m_ignore, m_ignore, m_global, m_ignore}
};

struct Message helpserv_msgtab = {
  "HELPSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_helpserv, m_ignore, m_ignore, m_helpserv, m_ignore}
};

struct Message hostserv_msgtab = {
  "HOSTSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_hostserv, m_ignore, m_ignore, m_hostserv, m_ignore}
};

struct Message memoserv_msgtab = {
  "MEMOSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_memoserv, m_ignore, m_ignore, m_memoserv, m_ignore}
};

struct Message nickserv_msgtab = {
  "NICKSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_nickserv, m_ignore, m_ignore, m_nickserv, m_ignore}
};

struct Message operserv_msgtab = {
  "OPERSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_operserv, m_ignore, m_ignore, m_operserv, m_ignore}
};

struct Message seenserv_msgtab = {
  "SEENSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_seenserv, m_ignore, m_ignore, m_seenserv, m_ignore}
};

struct Message statserv_msgtab = {
  "STATSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_statserv, m_ignore, m_ignore, m_statserv, m_ignore}
};

/* Short-hand aliases for NickServ, ChanServ, MemoServ and OperServ */
struct Message cs_msgtab = {
  "CS", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_chanserv, m_ignore, m_ignore, m_chanserv, m_ignore}
};

struct Message identify_msgtab = {
  "IDENTIFY", 0, 0, 0, 2, MFLG_SLOW, 0,
  {m_unregistered, m_identify, m_ignore, m_ignore, m_identify, m_ignore}
};

struct Message ms_msgtab = {
  "MS", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_memoserv, m_ignore, m_ignore, m_memoserv, m_ignore}
};

struct Message ns_msgtab = {
  "NS", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_nickserv, m_ignore, m_ignore, m_nickserv, m_ignore}
};

struct Message os_msgtab = {
  "OS", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_operserv, m_ignore, m_ignore, m_operserv, m_ignore}
};

INIT_MODULE(m_services, "$Revision: 801 $")
{
  mod_add_cmd(&svsnick_msgtab);
  mod_add_cmd(&botserv_msgtab);
  mod_add_cmd(&chanserv_msgtab); 
  mod_add_cmd(&global_msgtab);
  mod_add_cmd(&helpserv_msgtab);
  mod_add_cmd(&hostserv_msgtab);
  mod_add_cmd(&identify_msgtab);
  mod_add_cmd(&memoserv_msgtab);
  mod_add_cmd(&nickserv_msgtab);
  mod_add_cmd(&operserv_msgtab);
  mod_add_cmd(&seenserv_msgtab);
  mod_add_cmd(&statserv_msgtab);
  mod_add_cmd(&ns_msgtab);
  mod_add_cmd(&cs_msgtab);
  mod_add_cmd(&ms_msgtab);
  mod_add_cmd(&os_msgtab);
}

CLEANUP_MODULE
{
  mod_del_cmd(&svsnick_msgtab);
  mod_del_cmd(&botserv_msgtab);
  mod_del_cmd(&chanserv_msgtab); 
  mod_del_cmd(&global_msgtab);
  mod_del_cmd(&helpserv_msgtab);
  mod_del_cmd(&hostserv_msgtab);
  mod_del_cmd(&identify_msgtab);
  mod_del_cmd(&memoserv_msgtab);
  mod_del_cmd(&nickserv_msgtab);
  mod_del_cmd(&operserv_msgtab);
  mod_del_cmd(&seenserv_msgtab);
  mod_del_cmd(&statserv_msgtab);
  mod_del_cmd(&ns_msgtab);
  mod_del_cmd(&cs_msgtab);
  mod_del_cmd(&ms_msgtab);
  mod_del_cmd(&os_msgtab);
}

/*
 * mo_svsnick()
 *
 * parv[0] = sender prefix
 * parv[1] = user to force
 * parv[2] = nick to force them to
 */
static void
mo_svsnick(struct Client *client_p, struct Client *source_p,
           int parc, char *parv[])
{
  char newnick[NICKLEN];
  struct Client *target_p = NULL;

  if (MyClient(source_p) && !IsOperAdmin(source_p))
  {
    sendto_one(source_p, form_str(ERR_NOPRIVS),
               me.name, parv[0], "SVSNICK");
    return;
  }

  if (parc < 3 || *parv[2] == '\0')
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, parv[0], "SVSNICK");
    return;
  }

  if ((target_p = find_person(client_p, parv[1])) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOSUCHNICK),
               me.name, parv[0], parv[1]);
    return;
  }

  /* terminate nick to NICKLEN */
  strlcpy(newnick, parv[2], sizeof(newnick));

  if (!clean_nick_name(newnick, 1))
  {
    if (IsClient(source_p))
      sendto_one(source_p, ":%s NOTICE %s :*** Notice -- Invalid new ",
                 "nickname: %s", me.name, parv[0], newnick);
    return;
  }

  if (find_client(newnick) != NULL)
  {
    if (IsClient(source_p))
      sendto_one(source_p, ":%s NOTICE %s :*** Notice -- Nickname %s is "
                 "already in use", me.name, parv[0], newnick);
    return;
  }

  if (MyConnect(target_p))
    change_local_nick(&me, target_p, newnick);
  else
    sendto_one(target_p, ":%s ENCAP %s SVSNICK %s %s",
               me.name, target_p->servptr->name, ID(target_p), newnick);
}

/*
 * These generate the services functions through
 * a macro.
 */
services_function(m_botserv,  "BotServ",  "BOTSERV" )
services_function(m_chanserv, "ChanServ", "CHANSERV")
services_function(m_global,   "Global",   "GLOBAL"  )
services_function(m_helpserv, "HelpServ", "HELPSERV")
services_function(m_hostserv, "HostServ", "HOSTSERV")
services_function(m_memoserv, "MemoServ", "MEMOSERV")
services_function(m_nickserv, "NickServ", "NICKSERV")
services_function(m_operserv, "OperServ", "OPERSERV")
services_function(m_seenserv, "SeenServ", "SEENSERV")
services_function(m_statserv, "StatServ", "STATSERV")

/*
 * get_string() 
 *
 * Reverse the array parv back into a normal string assuming
 * there are "parc" indicies in the array.
 *
 * Originally GetString() written by sidewndr.
 * Modified by Michael for use with hybrid-7.
*/
static void
get_string(int parc, char *parv[], char *buf)
{
  int ii = 0;
  int bw = 0;

  for (; ii < parc; ++ii)
    bw += ircsprintf(buf+bw, "%s ", parv[ii]);
  buf[bw-1] = '\0';
}

/*
 * clean_nick_name()
 *
 * input        - nickname
 * output       - none
 * side effects - walks through the nickname, returning 0 if erroneous
 */
static int
clean_nick_name(char *nick, int local)
{
  assert(nick);

  /* nicks can't start with a digit or - or be 0 length */
  /* This closer duplicates behaviour of hybrid-6 */

  if (*nick == '-' || (IsDigit(*nick) && local) || *nick == '\0')
    return 0;

  for (; *nick; ++nick)
    if (!IsNickChar(*nick))
      return 0;

  return 1;
}

/*
 * m_identify()
 *
 * parv[0] = sender prefix
 * parv[1] = NickServ Password or Channel
 * parv[2] = ChanServ Password
 */
static void
m_identify(struct Client *client_p, struct Client *source_p,
           int parc, char *parv[])
{
  struct Client *target_p = NULL;

  switch (parc)
  {
    case 2:
      if (!(target_p = find_server(SERVICES_NAME)))
        sendto_one(source_p, form_str(ERR_SERVICESDOWN),
                   me.name, source_p->name);
      else
        sendto_one(target_p, ":%s PRIVMSG NickServ@%s :IDENTIFY %s",
                   source_p->name, SERVICES_NAME, parv[1]);
      break;

    case 3:
      if (!(target_p = find_server(SERVICES_NAME)))
        sendto_one(source_p, form_str(ERR_SERVICESDOWN),
                   me.name, source_p->name);
      else
        sendto_one(target_p, ":%s PRIVMSG ChanServ@%s :IDENTIFY %s %s",
                   source_p->name, SERVICES_NAME, parv[1], parv[2]);
      break;

    default:
      sendto_one(source_p, ":%s NOTICE %s :Syntax: IDENTIFY <password> "
                 "- for nickname", me.name, source_p->name);
      sendto_one(source_p, ":%s NOTICE %s :Syntax: IDENTIFY <channel> "
                 "<password> - for channel", me.name, source_p->name);
      break;
  }
}

/*
 * deliver_services_msg()
 *
 * parv[0] = sender prefix
 * servmsg = message for services (utilising GetString())
 *
 * Borrowed from HybServ -- knight-
 */
static void
deliver_services_msg(const char *service, const char *command,
                     struct Client *client_p,
                     struct Client *source_p, int parc, char *parv[])
{
  struct Client *target_p = NULL;
  char buf[IRCD_BUFSIZE] = { '\0' };

  if (parc < 2 || *parv[1] == '\0')
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, source_p->name, command);
    return;
  }

  if (!(target_p = find_server(SERVICES_NAME)))
    sendto_one(source_p, form_str(ERR_SERVICESDOWN),
               me.name, source_p->name);
  else
  {
    get_string(parc - 1, parv + 1, buf);
    sendto_one(target_p, ":%s PRIVMSG %s@%s :%s",
               source_p->name, service, SERVICES_NAME, buf);
  }
}
Revision:	812
Committed:	Thu Sep 7 09:41:54 2006 UTC (20 years, 1 month ago) by michael
Content type:	text/x-csrc
File size:	12041 byte(s)
Log Message:	- Imported contrib/
#	User	Rev	Content
1	michael	812	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_services.c: SVS commands and Services support
4			*
5			* Copyright (C) 2005 by the past and present ircd coders, and others.
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License as published by
9			* the Free Software Foundation; either version 2 of the License, or
10			* (at your option) any later version.
11			*
12			* This program is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with this program; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20			* USA
21			*
22			* $Id: m_services.c 801 2006-08-30 16:54:25Z adx $
23			*/
24			/*
25			*
26			* With code from 'bane' the URL following is valid as of this date.
27			* http://hybserv2.net/file/trunk/contrib/hybrid_services.c
28			*
29			*
30			* Copyright (C) 2002, 2003, 2004, 2005 by Dragan 'bane' Dosen and the
31			* Hybrid Development Team.
32			*
33			* Based on m_services.c, originally from bahamut ircd.
34			*
35			* Contact info:
36			*
37			* E-mail : bane@idolnet.org
38			* IRC : (*) bane, idolNET, irc.idolnet.org, #twilight_zone
39			*/
40
41			/* MODULE CONFIGURATION FOLLOWS -- please read!! */
42
43			/* Change this to the name of your services server
44			* otherwise the services aliases will not work!
45			*/
46			#define SERVICES_NAME "services.yournet.net"
47
48			/* END OF MODULE CONFIGURATION */
49
50			#include "stdinc.h"
51			#include "conf/conf.h"
52			#include "handlers.h"
53			#include "client.h"
54			#include "hash.h"
55			#include "ircd.h"
56			#include "numeric.h"
57			#include "user.h"
58			#include "whowas.h"
59			#include "server.h"
60			#include "send.h"
61			#include "channel.h"
62			#include "msg.h"
63			#include "parse.h"
64			#include "common.h"
65			#include "packet.h"
66
67			/* Custom Macros */
68			#define services_function(a,b,c) static void a(struct Client *client_p,\
69			struct Client *source_p, int parc,\
70			char *parv[]) \
71			{ deliver_services_msg(b, c, client_p, source_p, parc, parv); }
72
73			static void mo_svsnick(struct Client , struct Client , int, char *[]);
74
75			static void m_botserv(struct Client , struct Client , int, char *[]);
76			static void m_chanserv(struct Client , struct Client , int, char *[]);
77			static void m_global(struct Client , struct Client , int, char *[]);
78			static void m_helpserv(struct Client , struct Client , int, char *[]);
79			static void m_hostserv(struct Client , struct Client , int, char *[]);
80			static void m_identify(struct Client , struct Client , int, char *[]);
81			static void m_memoserv(struct Client , struct Client , int, char *[]);
82			static void m_nickserv(struct Client , struct Client , int, char *[]);
83			static void m_operserv(struct Client , struct Client , int, char *[]);
84			static void m_seenserv(struct Client , struct Client , int, char *[]);
85			static void m_statserv(struct Client , struct Client , int, char *[]);
86
87			static void get_string(int, char [], char );
88			static int clean_nick_name(char *, int);
89			static void deliver_services_msg(const char , const char , struct Client *,
90			struct Client , int, char []);
91
92			/* SVS commands */
93			struct Message svsnick_msgtab = {
94			"SVSNICK", 0, 0, 3, 0, MFLG_SLOW, 0,
95			{m_unregistered, m_not_oper, mo_svsnick, mo_svsnick, mo_svsnick, m_ignore}
96			};
97
98			/* Services */
99			struct Message botserv_msgtab = {
100			"BOTSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
101			{m_unregistered, m_botserv, m_ignore, m_ignore, m_botserv, m_ignore}
102			};
103
104			struct Message chanserv_msgtab = {
105			"CHANSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
106			{m_unregistered, m_chanserv, m_ignore, m_ignore, m_chanserv, m_ignore}
107			};
108
109			struct Message global_msgtab = {
110			"GLOBAL", 0, 0, 1, 0, MFLG_SLOW, 0,
111			{m_unregistered, m_global, m_ignore, m_ignore, m_global, m_ignore}
112			};
113
114			struct Message helpserv_msgtab = {
115			"HELPSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
116			{m_unregistered, m_helpserv, m_ignore, m_ignore, m_helpserv, m_ignore}
117			};
118
119			struct Message hostserv_msgtab = {
120			"HOSTSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
121			{m_unregistered, m_hostserv, m_ignore, m_ignore, m_hostserv, m_ignore}
122			};
123
124			struct Message memoserv_msgtab = {
125			"MEMOSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
126			{m_unregistered, m_memoserv, m_ignore, m_ignore, m_memoserv, m_ignore}
127			};
128
129			struct Message nickserv_msgtab = {
130			"NICKSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
131			{m_unregistered, m_nickserv, m_ignore, m_ignore, m_nickserv, m_ignore}
132			};
133
134			struct Message operserv_msgtab = {
135			"OPERSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
136			{m_unregistered, m_operserv, m_ignore, m_ignore, m_operserv, m_ignore}
137			};
138
139			struct Message seenserv_msgtab = {
140			"SEENSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
141			{m_unregistered, m_seenserv, m_ignore, m_ignore, m_seenserv, m_ignore}
142			};
143
144			struct Message statserv_msgtab = {
145			"STATSERV", 0, 0, 1, 0, MFLG_SLOW, 0,
146			{m_unregistered, m_statserv, m_ignore, m_ignore, m_statserv, m_ignore}
147			};
148
149			/* Short-hand aliases for NickServ, ChanServ, MemoServ and OperServ */
150			struct Message cs_msgtab = {
151			"CS", 0, 0, 1, 0, MFLG_SLOW, 0,
152			{m_unregistered, m_chanserv, m_ignore, m_ignore, m_chanserv, m_ignore}
153			};
154
155			struct Message identify_msgtab = {
156			"IDENTIFY", 0, 0, 0, 2, MFLG_SLOW, 0,
157			{m_unregistered, m_identify, m_ignore, m_ignore, m_identify, m_ignore}
158			};
159
160			struct Message ms_msgtab = {
161			"MS", 0, 0, 1, 0, MFLG_SLOW, 0,
162			{m_unregistered, m_memoserv, m_ignore, m_ignore, m_memoserv, m_ignore}
163			};
164
165			struct Message ns_msgtab = {
166			"NS", 0, 0, 1, 0, MFLG_SLOW, 0,
167			{m_unregistered, m_nickserv, m_ignore, m_ignore, m_nickserv, m_ignore}
168			};
169
170			struct Message os_msgtab = {
171			"OS", 0, 0, 1, 0, MFLG_SLOW, 0,
172			{m_unregistered, m_operserv, m_ignore, m_ignore, m_operserv, m_ignore}
173			};
174
175			INIT_MODULE(m_services, "$Revision: 801 $")
176			{
177			mod_add_cmd(&svsnick_msgtab);
178			mod_add_cmd(&botserv_msgtab);
179			mod_add_cmd(&chanserv_msgtab);
180			mod_add_cmd(&global_msgtab);
181			mod_add_cmd(&helpserv_msgtab);
182			mod_add_cmd(&hostserv_msgtab);
183			mod_add_cmd(&identify_msgtab);
184			mod_add_cmd(&memoserv_msgtab);
185			mod_add_cmd(&nickserv_msgtab);
186			mod_add_cmd(&operserv_msgtab);
187			mod_add_cmd(&seenserv_msgtab);
188			mod_add_cmd(&statserv_msgtab);
189			mod_add_cmd(&ns_msgtab);
190			mod_add_cmd(&cs_msgtab);
191			mod_add_cmd(&ms_msgtab);
192			mod_add_cmd(&os_msgtab);
193			}
194
195			CLEANUP_MODULE
196			{
197			mod_del_cmd(&svsnick_msgtab);
198			mod_del_cmd(&botserv_msgtab);
199			mod_del_cmd(&chanserv_msgtab);
200			mod_del_cmd(&global_msgtab);
201			mod_del_cmd(&helpserv_msgtab);
202			mod_del_cmd(&hostserv_msgtab);
203			mod_del_cmd(&identify_msgtab);
204			mod_del_cmd(&memoserv_msgtab);
205			mod_del_cmd(&nickserv_msgtab);
206			mod_del_cmd(&operserv_msgtab);
207			mod_del_cmd(&seenserv_msgtab);
208			mod_del_cmd(&statserv_msgtab);
209			mod_del_cmd(&ns_msgtab);
210			mod_del_cmd(&cs_msgtab);
211			mod_del_cmd(&ms_msgtab);
212			mod_del_cmd(&os_msgtab);
213			}
214
215			/*
216			* mo_svsnick()
217			*
218			* parv[0] = sender prefix
219			* parv[1] = user to force
220			* parv[2] = nick to force them to
221			*/
222			static void
223			mo_svsnick(struct Client client_p, struct Client source_p,
224			int parc, char *parv[])
225			{
226			char newnick[NICKLEN];
227			struct Client *target_p = NULL;
228
229			if (MyClient(source_p) && !IsOperAdmin(source_p))
230			{
231			sendto_one(source_p, form_str(ERR_NOPRIVS),
232			me.name, parv[0], "SVSNICK");
233			return;
234			}
235
236			if (parc < 3 \|\| *parv[2] == '\0')
237			{
238			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
239			me.name, parv[0], "SVSNICK");
240			return;
241			}
242
243			if ((target_p = find_person(client_p, parv[1])) == NULL)
244			{
245			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
246			me.name, parv[0], parv[1]);
247			return;
248			}
249
250			/* terminate nick to NICKLEN */
251			strlcpy(newnick, parv[2], sizeof(newnick));
252
253			if (!clean_nick_name(newnick, 1))
254			{
255			if (IsClient(source_p))
256			sendto_one(source_p, ":%s NOTICE %s :*** Notice -- Invalid new ",
257			"nickname: %s", me.name, parv[0], newnick);
258			return;
259			}
260
261			if (find_client(newnick) != NULL)
262			{
263			if (IsClient(source_p))
264			sendto_one(source_p, ":%s NOTICE %s :*** Notice -- Nickname %s is "
265			"already in use", me.name, parv[0], newnick);
266			return;
267			}
268
269			if (MyConnect(target_p))
270			change_local_nick(&me, target_p, newnick);
271			else
272			sendto_one(target_p, ":%s ENCAP %s SVSNICK %s %s",
273			me.name, target_p->servptr->name, ID(target_p), newnick);
274			}
275
276			/*
277			* These generate the services functions through
278			* a macro.
279			*/
280			services_function(m_botserv, "BotServ", "BOTSERV" )
281			services_function(m_chanserv, "ChanServ", "CHANSERV")
282			services_function(m_global, "Global", "GLOBAL" )
283			services_function(m_helpserv, "HelpServ", "HELPSERV")
284			services_function(m_hostserv, "HostServ", "HOSTSERV")
285			services_function(m_memoserv, "MemoServ", "MEMOSERV")
286			services_function(m_nickserv, "NickServ", "NICKSERV")
287			services_function(m_operserv, "OperServ", "OPERSERV")
288			services_function(m_seenserv, "SeenServ", "SEENSERV")
289			services_function(m_statserv, "StatServ", "STATSERV")
290
291			/*
292			* get_string()
293			*
294			* Reverse the array parv back into a normal string assuming
295			* there are "parc" indicies in the array.
296			*
297			* Originally GetString() written by sidewndr.
298			* Modified by Michael for use with hybrid-7.
299			*/
300			static void
301			get_string(int parc, char parv[], char buf)
302			{
303			int ii = 0;
304			int bw = 0;
305
306			for (; ii < parc; ++ii)
307			bw += ircsprintf(buf+bw, "%s ", parv[ii]);
308			buf[bw-1] = '\0';
309			}
310
311			/*
312			* clean_nick_name()
313			*
314			* input - nickname
315			* output - none
316			* side effects - walks through the nickname, returning 0 if erroneous
317			*/
318			static int
319			clean_nick_name(char *nick, int local)
320			{
321			assert(nick);
322
323			/* nicks can't start with a digit or - or be 0 length */
324			/* This closer duplicates behaviour of hybrid-6 */
325
326			if (nick == '-' \|\| (IsDigit(nick) && local) \|\| *nick == '\0')
327			return 0;
328
329			for (; *nick; ++nick)
330			if (!IsNickChar(*nick))
331			return 0;
332
333			return 1;
334			}
335
336			/*
337			* m_identify()
338			*
339			* parv[0] = sender prefix
340			* parv[1] = NickServ Password or Channel
341			* parv[2] = ChanServ Password
342			*/
343			static void
344			m_identify(struct Client client_p, struct Client source_p,
345			int parc, char *parv[])
346			{
347			struct Client *target_p = NULL;
348
349			switch (parc)
350			{
351			case 2:
352			if (!(target_p = find_server(SERVICES_NAME)))
353			sendto_one(source_p, form_str(ERR_SERVICESDOWN),
354			me.name, source_p->name);
355			else
356			sendto_one(target_p, ":%s PRIVMSG NickServ@%s :IDENTIFY %s",
357			source_p->name, SERVICES_NAME, parv[1]);
358			break;
359
360			case 3:
361			if (!(target_p = find_server(SERVICES_NAME)))
362			sendto_one(source_p, form_str(ERR_SERVICESDOWN),
363			me.name, source_p->name);
364			else
365			sendto_one(target_p, ":%s PRIVMSG ChanServ@%s :IDENTIFY %s %s",
366			source_p->name, SERVICES_NAME, parv[1], parv[2]);
367			break;
368
369			default:
370			sendto_one(source_p, ":%s NOTICE %s :Syntax: IDENTIFY <password> "
371			"- for nickname", me.name, source_p->name);
372			sendto_one(source_p, ":%s NOTICE %s :Syntax: IDENTIFY <channel> "
373			"<password> - for channel", me.name, source_p->name);
374			break;
375			}
376			}
377
378			/*
379			* deliver_services_msg()
380			*
381			* parv[0] = sender prefix
382			* servmsg = message for services (utilising GetString())
383			*
384			* Borrowed from HybServ -- knight-
385			*/
386			static void
387			deliver_services_msg(const char service, const char command,
388			struct Client *client_p,
389			struct Client source_p, int parc, char parv[])
390			{
391			struct Client *target_p = NULL;
392			char buf[IRCD_BUFSIZE] = { '\0' };
393
394			if (parc < 2 \|\| *parv[1] == '\0')
395			{
396			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
397			me.name, source_p->name, command);
398			return;
399			}
400
401			if (!(target_p = find_server(SERVICES_NAME)))
402			sendto_one(source_p, form_str(ERR_SERVICESDOWN),
403			me.name, source_p->name);
404			else
405			{
406			get_string(parc - 1, parv + 1, buf);
407			sendto_one(target_p, ":%s PRIVMSG %s@%s :%s",
408			source_p->name, service, SERVICES_NAME, buf);
409			}
410			}