8.2.x/modules/m_map.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_map.c: Sends an Undernet compatible map to a 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 "client.h"
#include "modules.h"
#include "numeric.h"
#include "send.h"
#include "conf.h"
#include "ircd.h"
#include "irc_string.h"
#include "parse.h"


static char buf[IRCD_BUFSIZE];

/* dump_map()
 *   dumps server map, called recursively.
 */
static void
dump_map(struct Client *client_p, const struct Client *root_p,
         int start_len, char *pbuf)
{
  int cnt = 0, i = 0, l = 0, len = start_len;
  int users, dashes;
  const dlink_node *ptr = NULL;
  char *pb;

  *pbuf= '\0';
  pb = pbuf;

  l = sprintf(pb, "%s", root_p->name);
  pb += l;
  len += l;

  if (root_p->id[0] != '\0')
  {
    l = sprintf(pb, "[%s]", root_p->id);
    pb += l;
    len += l;
  }

  *pb++ = ' ';
  len++;
  dashes = 50 - len;

  for (i = 0; i < dashes; i++)
    *pb++ = '-';

  *pb++ = ' ';
  *pb++ = '|';

  users = dlink_list_length(&root_p->serv->client_list);

  sprintf(pb, " Users: %5d (%1.1f%%)", users,
          100 * (float)users / (float)Count.total);

  sendto_one(client_p, form_str(RPL_MAP), me.name, client_p->name, buf);

  if (root_p->serv->server_list.head)
  {
    cnt += dlink_list_length(&root_p->serv->server_list);

    if (cnt)
    {
      if (pbuf > buf + 3)
      {
        pbuf[-2] = ' ';

        if (pbuf[-3] == '`')
          pbuf[-3] = ' ';
      }
    }
  }

  i = 1;

  DLINK_FOREACH(ptr, root_p->serv->server_list.head)
  {
    const struct Client *server_p = ptr->data;

    *pbuf = ' ';

    if (i < cnt)
      *(pbuf + 1) = '|';
    else
      *(pbuf + 1) = '`';

    *(pbuf + 2) = '-';
    *(pbuf + 3) = ' ';
    dump_map(client_p, server_p, start_len + 4, pbuf + 4);
 
    ++i;
  }
}

/* m_map()
 *      parv[0] = sender prefix
 */
static void
m_map(struct Client *client_p, struct Client *source_p,
      int parc, char *parv[])
{
  static time_t last_used = 0;

  if (ConfigServerHide.flatten_links)
  {
    m_not_oper(client_p, source_p, parc, parv);
    return;
  }

  if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
  {
    /* safe enough to give this on a local connect only */
    sendto_one(source_p, form_str(RPL_LOAD2HI),
               me.name, source_p->name);
    return;
  }

  last_used = CurrentTime;

  dump_map(source_p, &me, 0, buf);
  sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
}

/* mo_map()
 *      parv[0] = sender prefix
 */
static void
mo_map(struct Client *client_p, struct Client *source_p,
       int parc, char *parv[])
{
  dump_map(source_p, &me, 0, buf);
  sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
}

static struct Message map_msgtab = {
  "MAP", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
  { m_unregistered, m_map, m_ignore, m_ignore, mo_map, m_ignore }
};

static void
module_init(void)
{
  mod_add_cmd(&map_msgtab);
}

static void
module_exit(void)
{
  mod_del_cmd(&map_msgtab);
}

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	1793
Committed:	Sun Mar 31 14:06:08 2013 UTC (13 years, 3 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid/trunk/modules/m_map.c*
File size:	3972 byte(s)
Log Message:	- Replaced all occurrences of ircsprintf with sprintf/snprintf and killed sprintf_irc.(c\|h)
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_map.c: Sends an Undernet compatible map to a 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	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26			#include "client.h"
27			#include "modules.h"
28			#include "numeric.h"
29			#include "send.h"
30	michael	1309	#include "conf.h"
31	adx	30	#include "ircd.h"
32			#include "irc_string.h"
33	michael	1243	#include "parse.h"
34	adx	30
35	michael	889
36			static char buf[IRCD_BUFSIZE];
37	adx	30
38			/* dump_map()
39			* dumps server map, called recursively.
40			*/
41			static void
42	michael	979	dump_map(struct Client client_p, const struct Client root_p,
43			int start_len, char *pbuf)
44	adx	30	{
45			int cnt = 0, i = 0, l = 0, len = start_len;
46			int users, dashes;
47	michael	979	const dlink_node *ptr = NULL;
48	adx	30	char *pb;
49
50			*pbuf= '\0';
51			pb = pbuf;
52
53	michael	1793	l = sprintf(pb, "%s", root_p->name);
54	adx	30	pb += l;
55			len += l;
56
57	michael	889	if (root_p->id[0] != '\0')
58	adx	30	{
59	michael	1793	l = sprintf(pb, "[%s]", root_p->id);
60	michael	889	pb += l;
61			len += l;
62	adx	30	}
63
64			*pb++ = ' ';
65			len++;
66			dashes = 50 - len;
67	michael	889
68			for (i = 0; i < dashes; i++)
69	adx	30	*pb++ = '-';
70	michael	889
71	adx	30	*pb++ = ' ';
72			*pb++ = '\|';
73
74	michael	889	users = dlink_list_length(&root_p->serv->client_list);
75	adx	30
76			sprintf(pb, " Users: %5d (%1.1f%%)", users,
77	michael	889	100 * (float)users / (float)Count.total);
78	adx	30
79			sendto_one(client_p, form_str(RPL_MAP), me.name, client_p->name, buf);
80	michael	889
81			if (root_p->serv->server_list.head)
82	adx	30	{
83	michael	889	cnt += dlink_list_length(&root_p->serv->server_list);
84	adx	30
85			if (cnt)
86			{
87			if (pbuf > buf + 3)
88			{
89			pbuf[-2] = ' ';
90
91			if (pbuf[-3] == '`')
92			pbuf[-3] = ' ';
93			}
94			}
95			}
96
97			i = 1;
98
99	michael	889	DLINK_FOREACH(ptr, root_p->serv->server_list.head)
100	adx	30	{
101	michael	979	const struct Client *server_p = ptr->data;
102	adx	30
103			*pbuf = ' ';
104	michael	889
105	adx	30	if (i < cnt)
106			*(pbuf + 1) = '\|';
107			else
108			*(pbuf + 1) = '`';
109	michael	889
110	adx	30	*(pbuf + 2) = '-';
111			*(pbuf + 3) = ' ';
112	michael	889	dump_map(client_p, server_p, start_len + 4, pbuf + 4);
113	adx	30
114			++i;
115			}
116			}
117	michael	1230
118			/* m_map()
119			* parv[0] = sender prefix
120			*/
121			static void
122			m_map(struct Client client_p, struct Client source_p,
123			int parc, char *parv[])
124			{
125			static time_t last_used = 0;
126
127			if (ConfigServerHide.flatten_links)
128			{
129			m_not_oper(client_p, source_p, parc, parv);
130			return;
131			}
132
133			if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
134			{
135			/* safe enough to give this on a local connect only */
136			sendto_one(source_p, form_str(RPL_LOAD2HI),
137			me.name, source_p->name);
138			return;
139			}
140
141			last_used = CurrentTime;
142
143			dump_map(source_p, &me, 0, buf);
144			sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
145			}
146
147			/* mo_map()
148			* parv[0] = sender prefix
149			*/
150			static void
151			mo_map(struct Client client_p, struct Client source_p,
152			int parc, char *parv[])
153			{
154			dump_map(source_p, &me, 0, buf);
155			sendto_one(source_p, form_str(RPL_MAPEND), me.name, source_p->name);
156			}
157
158			static struct Message map_msgtab = {
159			"MAP", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
160			{ m_unregistered, m_map, m_ignore, m_ignore, mo_map, m_ignore }
161			};
162
163			static void
164			module_init(void)
165			{
166			mod_add_cmd(&map_msgtab);
167			}
168
169			static void
170			module_exit(void)
171			{
172			mod_del_cmd(&map_msgtab);
173			}
174
175			struct module module_entry = {
176			.node = { NULL, NULL, NULL },
177			.name = NULL,
178			.version = "$Revision$",
179			.handle = NULL,
180			.modinit = module_init,
181			.modexit = module_exit,
182			.flags = 0
183			};