ircd-hybrid/modules/m_etrace.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_etrace.c: Traces a path to a client/server.
 *
 *  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 "hash.h"
#include "common.h"
#include "ircd.h"
#include "numeric.h"
#include "s_serv.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "s_conf.h"

#define FORM_STR_RPL_ETRACE     ":%s 709 %s %s %s %s %s %s :%s"

static void *do_etrace(va_list);
static void mo_etrace(struct Client *, struct Client *, int, char *[]);

struct Message etrace_msgtab = {
  "ETRACE", 0, 0, 0, 0, MFLG_SLOW, 0,
  {m_unregistered, m_not_oper, m_ignore, m_ignore, mo_etrace, m_ignore}
};

static struct Callback *etrace_cb;

INIT_MODULE(m_etrace, "$Revision$")
{
  etrace_cb = register_callback("doing_etrace", do_etrace);
  mod_add_cmd(&etrace_msgtab);
}

CLEANUP_MODULE
{
  mod_del_cmd(&etrace_msgtab);
  uninstall_hook(etrace_cb, do_etrace);
}

static void report_this_status(struct Client *, struct Client *);

/*
 * do_etrace()
 */
static void *
do_etrace(va_list args)
{
  struct Client *source_p = va_arg(args, struct Client *);
  int parc = va_arg(args, int);
  char **parv = va_arg(args, char **);
  const char *tname = NULL;
  struct Client *target_p = NULL;
  int wilds = 0;
  int do_all = 0;
  dlink_node *ptr;

  if (parc > 0)
  {
    tname = parv[1];
    if (tname != NULL)
      wilds = has_wildcards(tname);
    else
      tname = "*";
  }
  else
  {
    do_all = 1;
    tname = "*";
  }

  if (!wilds && !do_all)
  {
    target_p = find_client(tname);

    if (target_p && MyClient(target_p))
      report_this_status(source_p, target_p);
      
    sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name, 
               source_p->name, tname);
    return NULL;
  }

  DLINK_FOREACH(ptr, local_client_list.head)
  {
    target_p = ptr->data;

    if (wilds)
    {
      if (match(tname, target_p->name) || match(target_p->name, tname))
        report_this_status(source_p, target_p);
    }
    else
      report_this_status(source_p, target_p);
  }

  sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
             source_p->name, tname);
  return NULL;
}

/* mo_etrace()
 *      parv[0] = sender prefix
 *      parv[1] = servername
 */
static void
mo_etrace(struct Client *client_p, struct Client *source_p,
          int parc, char *parv[])
{
  execute_callback(etrace_cb, source_p, parc, parv);
}

/* report_this_status()
 *
 * inputs       - pointer to client to report to
 *              - pointer to client to report about
 * output       - NONE
 * side effects - NONE
 */
static void
report_this_status(struct Client *source_p, struct Client *target_p)
{
  const char *name;
  const char *class_name;
  char ip[HOSTIPLEN];

  /* Should this be sockhost? - stu */
  irc_getnameinfo((struct sockaddr*)&target_p->localClient->ip, 
        target_p->localClient->ip.ss_len, ip, HOSTIPLEN, NULL, 0, 
        NI_NUMERICHOST);

  name = get_client_name(target_p, HIDE_IP);
  class_name = get_client_className(target_p);

  set_time();

  if (target_p->status == STAT_CLIENT)
  {
    if (ConfigFileEntry.hide_spoof_ips)
      sendto_one(source_p, FORM_STR_RPL_ETRACE,
                 me.name, source_p->name,
                 IsOper(target_p) ? "Oper" : "User",
                 class_name,
                 target_p->name, target_p->username,
                 IsIPSpoof(target_p) ? "255.255.255.255" : ip,
                 target_p->info);
    else
      sendto_one(source_p, FORM_STR_RPL_ETRACE,
                 me.name, source_p->name, 
                 IsOper(target_p) ? "Oper" : "User", 
                 class_name,
                 target_p->name, target_p->username, ip,
                 target_p->info);
  }
}
Revision:	444
Committed:	Sun Feb 12 00:15:24 2006 UTC (20 years, 6 months ago) by adx
Content type:	text/x-csrc
File size:	4358 byte(s)
Log Message:	+ STATIC_MODULES is no longer meaningful so byebye
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_etrace.c: Traces a path to a client/server.
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 "handlers.h"
27			#include "client.h"
28			#include "hash.h"
29			#include "common.h"
30			#include "ircd.h"
31			#include "numeric.h"
32			#include "s_serv.h"
33			#include "send.h"
34			#include "msg.h"
35			#include "parse.h"
36			#include "modules.h"
37			#include "s_conf.h"
38
39			#define FORM_STR_RPL_ETRACE ":%s 709 %s %s %s %s %s %s :%s"
40
41	adx	444	static void *do_etrace(va_list);
42	adx	30	static void mo_etrace(struct Client , struct Client , int, char *[]);
43
44			struct Message etrace_msgtab = {
45			"ETRACE", 0, 0, 0, 0, MFLG_SLOW, 0,
46	michael	171	{m_unregistered, m_not_oper, m_ignore, m_ignore, mo_etrace, m_ignore}
47	adx	30	};
48
49			static struct Callback *etrace_cb;
50
51	adx	442	INIT_MODULE(m_etrace, "$Revision$")
52	adx	30	{
53	adx	444	etrace_cb = register_callback("doing_etrace", do_etrace);
54	adx	30	mod_add_cmd(&etrace_msgtab);
55			}
56
57	adx	442	CLEANUP_MODULE
58	adx	30	{
59			mod_del_cmd(&etrace_msgtab);
60	adx	444	uninstall_hook(etrace_cb, do_etrace);
61	adx	30	}
62
63			static void report_this_status(struct Client , struct Client );
64
65			/*
66			* do_etrace()
67			*/
68	adx	444	static void *
69			do_etrace(va_list args)
70	adx	30	{
71	adx	444	struct Client source_p = va_arg(args, struct Client );
72			int parc = va_arg(args, int);
73			char parv = va_arg(args, char );
74	adx	30	const char *tname = NULL;
75			struct Client *target_p = NULL;
76			int wilds = 0;
77			int do_all = 0;
78			dlink_node *ptr;
79
80			if (parc > 0)
81			{
82			tname = parv[1];
83			if (tname != NULL)
84	michael	290	wilds = has_wildcards(tname);
85	adx	30	else
86			tname = "*";
87			}
88			else
89			{
90			do_all = 1;
91			tname = "*";
92			}
93
94			if (!wilds && !do_all)
95			{
96			target_p = find_client(tname);
97
98			if (target_p && MyClient(target_p))
99			report_this_status(source_p, target_p);
100
101			sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
102			source_p->name, tname);
103	adx	444	return NULL;
104	adx	30	}
105
106			DLINK_FOREACH(ptr, local_client_list.head)
107			{
108			target_p = ptr->data;
109
110			if (wilds)
111			{
112			if (match(tname, target_p->name) \|\| match(target_p->name, tname))
113			report_this_status(source_p, target_p);
114			}
115			else
116			report_this_status(source_p, target_p);
117			}
118
119			sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
120			source_p->name, tname);
121	adx	444	return NULL;
122	adx	30	}
123
124			/* mo_etrace()
125			* parv[0] = sender prefix
126			* parv[1] = servername
127			*/
128			static void
129			mo_etrace(struct Client client_p, struct Client source_p,
130			int parc, char *parv[])
131			{
132			execute_callback(etrace_cb, source_p, parc, parv);
133			}
134
135			/* report_this_status()
136			*
137			* inputs - pointer to client to report to
138			* - pointer to client to report about
139			* output - NONE
140			* side effects - NONE
141			*/
142			static void
143			report_this_status(struct Client source_p, struct Client target_p)
144			{
145			const char *name;
146			const char *class_name;
147			char ip[HOSTIPLEN];
148
149			/* Should this be sockhost? - stu */
150			irc_getnameinfo((struct sockaddr*)&target_p->localClient->ip,
151			target_p->localClient->ip.ss_len, ip, HOSTIPLEN, NULL, 0,
152			NI_NUMERICHOST);
153
154			name = get_client_name(target_p, HIDE_IP);
155	db	128	class_name = get_client_className(target_p);
156	adx	30
157			set_time();
158
159			if (target_p->status == STAT_CLIENT)
160			{
161			if (ConfigFileEntry.hide_spoof_ips)
162			sendto_one(source_p, FORM_STR_RPL_ETRACE,
163			me.name, source_p->name,
164			IsOper(target_p) ? "Oper" : "User",
165			class_name,
166			target_p->name, target_p->username,
167			IsIPSpoof(target_p) ? "255.255.255.255" : ip,
168			target_p->info);
169			else
170			sendto_one(source_p, FORM_STR_RPL_ETRACE,
171			me.name, source_p->name,
172			IsOper(target_p) ? "Oper" : "User",
173			class_name,
174			target_p->name, target_p->username, ip,
175			target_p->info);
176			}
177			}