ircd-hybrid/modules/m_accept.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_accept.c: Allows a user to talk to a +g user.
 *
 *  Copyright (C) 2002 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
 *
 *  $Id$
 */

#include "stdinc.h"
#include "handlers.h"
#include "client.h"
#include "ircd.h"
#include "numeric.h"
#include "s_conf.h"
#include "s_serv.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "s_user.h"
#include "modules.h"

static void m_accept(struct Client *, struct Client *, int, char *[]);
static void add_accept(const char *, const char *, const char *, struct Client *);
static void list_accepts(struct Client *);

struct Message accept_msgtab = {
  "ACCEPT", 0, 0, 0, 0, MFLG_SLOW, 0,
  { m_unregistered, m_accept, m_ignore, m_ignore, m_accept, m_ignore }
};

#ifndef STATIC_MODULES
void
_modinit(void)
{
  mod_add_cmd(&accept_msgtab);
}

void
_moddeinit(void)
{
  mod_del_cmd(&accept_msgtab);
}

const char *_version = "$Revision$";
#endif

/*
 * m_accept - ACCEPT command handler
 *      parv[0] = sender prefix
 *      parv[1] = list of masks to be accepted or removed
 */
static void
m_accept(struct Client *client_p, struct Client *source_p,
         int parc, char *parv[])
{
  struct Accept *accept = NULL;
  char *mask, *nick, *user, *host;
  char *p = NULL;

  if (parc < 2 || !irccmp(parv[1], "*"))
  {
    list_accepts(source_p);
    return;
  }

  for (mask = strtoken(&p, parv[1], ","); mask != NULL;
       mask = strtoken(&p,    NULL, ","))
  {
    if (*mask == '-' && *++mask != '\0')
    {
      split_nuh(mask, &nick, &user, &host);

      if ((accept = find_accept(nick, user, host, source_p, 0)) == NULL)
      {
        sendto_one(source_p, form_str(ERR_ACCEPTNOT),
                   me.name, source_p->name, nick, user, host);
        MyFree(nick);
        MyFree(user);
        MyFree(host);
        continue;
      }

      del_accept(accept, source_p);

      MyFree(nick);
      MyFree(user);
      MyFree(host);
    }
    else if (*mask != '\0')
    {
      split_nuh(mask, &nick, &user, &host);

      if ((accept = find_accept(nick, user, host, source_p, 0)) != NULL)
      {
        sendto_one(source_p, form_str(ERR_ACCEPTEXIST),
                   me.name, source_p->name, nick, user, host);
        MyFree(nick);
        MyFree(user);
        MyFree(host);
        continue;
      }

      if (dlink_list_length(&source_p->localClient->acceptlist) >=
          ConfigFileEntry.max_accept)
      {
        sendto_one(source_p, form_str(ERR_ACCEPTFULL),
                   me.name, source_p->name);
        MyFree(nick);
        MyFree(user);
        MyFree(host);
        return;
      }

      add_accept(nick, user, host, source_p);

      MyFree(nick);
      MyFree(user);
      MyFree(host);
    }
  }
}

/* add_accept()
 *
 * input        - nick
 *              - username
 *              - host
 *              - pointer to client to add to acceptlist
 * output       - none
 * side effects - target is added to clients list
 */
static void
add_accept(const char *nick, const char *user,
           const char *host, struct Client *source_p)
{
  struct Accept *accept = MyMalloc(sizeof(*accept));

  DupString(accept->nick, nick);
  DupString(accept->user, user);
  DupString(accept->host, host);

  dlinkAdd(accept, &accept->node, &source_p->localClient->acceptlist);

  list_accepts(source_p);
}

/* list_accepts()
 *
 * input        - pointer to client
 * output       - none
 * side effects - print accept list to client
 */
static void
list_accepts(struct Client *source_p)
{
  struct Accept *accept;
  int len = 0;
  char nuh_list[IRCD_BUFSIZE] = { '\0' };
  char *t = nuh_list;
  const dlink_node *ptr = NULL;

  len = strlen(me.name) + strlen(source_p->name) + 12;

  DLINK_FOREACH(ptr, source_p->localClient->acceptlist.head)
  {
    accept = ptr->data;

    if ((t - nuh_list) + strlen(source_p->name) + len > IRCD_BUFSIZE)
    {
      *(t - 1) = '\0';
      sendto_one(source_p, form_str(RPL_ACCEPTLIST),
                 me.name, source_p->name, nuh_list);
      t = nuh_list;
    }

    t += ircsprintf(t, "%s!%s@%s ",
                    accept->nick, accept->user, accept->host);
  }

  if (nuh_list[0] != '\0')
  {
    *(t - 1) = '\0';
    sendto_one(source_p, form_str(RPL_ACCEPTLIST),
               me.name, source_p->name, nuh_list);
  }

  sendto_one(source_p, form_str(RPL_ENDOFACCEPT),
             me.name, source_p->name);
}
Revision:	240
Committed:	Sat Nov 5 18:03:59 2005 UTC (20 years, 9 months ago) by michael
Content type:	text/x-csrc
File size:	5077 byte(s)
Log Message:	- Forgot to remove accept_num, we dont need it anymore.
#	Content
1	/*
2	* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	* m_accept.c: Allows a user to talk to a +g user.
4	*
5	* Copyright (C) 2002 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	* $Id$
23	*/
24
25	#include "stdinc.h"
26	#include "handlers.h"
27	#include "client.h"
28	#include "ircd.h"
29	#include "numeric.h"
30	#include "s_conf.h"
31	#include "s_serv.h"
32	#include "send.h"
33	#include "msg.h"
34	#include "parse.h"
35	#include "s_user.h"
36	#include "modules.h"
37
38	static void m_accept(struct Client , struct Client , int, char *[]);
39	static void add_accept(const char , const char , const char , struct Client );
40	static void list_accepts(struct Client *);
41
42	struct Message accept_msgtab = {
43	"ACCEPT", 0, 0, 0, 0, MFLG_SLOW, 0,
44	{ m_unregistered, m_accept, m_ignore, m_ignore, m_accept, m_ignore }
45	};
46
47	#ifndef STATIC_MODULES
48	void
49	_modinit(void)
50	{
51	mod_add_cmd(&accept_msgtab);
52	}
53
54	void
55	_moddeinit(void)
56	{
57	mod_del_cmd(&accept_msgtab);
58	}
59
60	const char *_version = "$Revision$";
61	#endif
62
63	/*
64	* m_accept - ACCEPT command handler
65	* parv[0] = sender prefix
66	* parv[1] = list of masks to be accepted or removed
67	*/
68	static void
69	m_accept(struct Client client_p, struct Client source_p,
70	int parc, char *parv[])
71	{
72	struct Accept *accept = NULL;
73	char mask, nick, user, host;
74	char *p = NULL;
75
76	if (parc < 2 \|\| !irccmp(parv[1], "*"))
77	{
78	list_accepts(source_p);
79	return;
80	}
81
82	for (mask = strtoken(&p, parv[1], ","); mask != NULL;
83	mask = strtoken(&p, NULL, ","))
84	{
85	if (mask == '-' && ++mask != '\0')
86	{
87	split_nuh(mask, &nick, &user, &host);
88
89	if ((accept = find_accept(nick, user, host, source_p, 0)) == NULL)
90	{
91	sendto_one(source_p, form_str(ERR_ACCEPTNOT),
92	me.name, source_p->name, nick, user, host);
93	MyFree(nick);
94	MyFree(user);
95	MyFree(host);
96	continue;
97	}
98
99	del_accept(accept, source_p);
100
101	MyFree(nick);
102	MyFree(user);
103	MyFree(host);
104	}
105	else if (*mask != '\0')
106	{
107	split_nuh(mask, &nick, &user, &host);
108
109	if ((accept = find_accept(nick, user, host, source_p, 0)) != NULL)
110	{
111	sendto_one(source_p, form_str(ERR_ACCEPTEXIST),
112	me.name, source_p->name, nick, user, host);
113	MyFree(nick);
114	MyFree(user);
115	MyFree(host);
116	continue;
117	}
118
119	if (dlink_list_length(&source_p->localClient->acceptlist) >=
120	ConfigFileEntry.max_accept)
121	{
122	sendto_one(source_p, form_str(ERR_ACCEPTFULL),
123	me.name, source_p->name);
124	MyFree(nick);
125	MyFree(user);
126	MyFree(host);
127	return;
128	}
129
130	add_accept(nick, user, host, source_p);
131
132	MyFree(nick);
133	MyFree(user);
134	MyFree(host);
135	}
136	}
137	}
138
139	/* add_accept()
140	*
141	* input - nick
142	* - username
143	* - host
144	* - pointer to client to add to acceptlist
145	* output - none
146	* side effects - target is added to clients list
147	*/
148	static void
149	add_accept(const char nick, const char user,
150	const char host, struct Client source_p)
151	{
152	struct Accept accept = MyMalloc(sizeof(accept));
153
154	DupString(accept->nick, nick);
155	DupString(accept->user, user);
156	DupString(accept->host, host);
157
158	dlinkAdd(accept, &accept->node, &source_p->localClient->acceptlist);
159
160	list_accepts(source_p);
161	}
162
163	/* list_accepts()
164	*
165	* input - pointer to client
166	* output - none
167	* side effects - print accept list to client
168	*/
169	static void
170	list_accepts(struct Client *source_p)
171	{
172	struct Accept *accept;
173	int len = 0;
174	char nuh_list[IRCD_BUFSIZE] = { '\0' };
175	char *t = nuh_list;
176	const dlink_node *ptr = NULL;
177
178	len = strlen(me.name) + strlen(source_p->name) + 12;
179
180	DLINK_FOREACH(ptr, source_p->localClient->acceptlist.head)
181	{
182	accept = ptr->data;
183
184	if ((t - nuh_list) + strlen(source_p->name) + len > IRCD_BUFSIZE)
185	{
186	*(t - 1) = '\0';
187	sendto_one(source_p, form_str(RPL_ACCEPTLIST),
188	me.name, source_p->name, nuh_list);
189	t = nuh_list;
190	}
191
192	t += ircsprintf(t, "%s!%s@%s ",
193	accept->nick, accept->user, accept->host);
194	}
195
196	if (nuh_list[0] != '\0')
197	{
198	*(t - 1) = '\0';
199	sendto_one(source_p, form_str(RPL_ACCEPTLIST),
200	me.name, source_p->name, nuh_list);
201	}
202
203	sendto_one(source_p, form_str(RPL_ENDOFACCEPT),
204	me.name, source_p->name);
205	}