viewcvs.cgi/contrib/m_ctrace.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_ctrace.c: Traces a given class
 *
 *  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: m_ctrace.c 801 2006-08-30 16:54:25Z adx $
 */

#include "stdinc.h"
#include "conf/conf.h"
#include "handlers.h"
#include "client.h"
#include "hash.h"
#include "common.h"
#include "ircd.h"
#include "numeric.h"
#include "server.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "parse_aline.h"

static void *do_ctrace(va_list);
static void mo_ctrace(struct Client *, struct Client *, int, char *[]);
static void report_this_status(struct Client *, struct Client *);

struct Message ctrace_msgtab = {
  "CTRACE", 0, 0, 2, 0, MFLG_SLOW, 0,
  { m_unregistered, m_not_oper, m_ignore, m_ignore, mo_ctrace, m_ignore }
};

static struct Callback *ctrace_cb;

INIT_MODULE(m_ctrace, "$Revision: 801 $")
{
  ctrace_cb = register_callback("doing_ctrace", do_ctrace);
  mod_add_cmd(&ctrace_msgtab);
}

CLEANUP_MODULE
{
  mod_del_cmd(&ctrace_msgtab);
  uninstall_hook(ctrace_cb, do_ctrace);
}


/*
** mo_ctrace
**      parv[0] = sender prefix
**      parv[1] = classname
*/
static void
mo_ctrace(struct Client *client_p, struct Client *source_p,
          int parc, char *parv[])
{
  if (EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, source_p->name, "CTRACE");
    return;
  }

  execute_callback(ctrace_cb, source_p, parc, parv);
}

/*
 * do_ctrace
 */
static void *
do_ctrace(va_list args)
{
  struct Client *source_p = va_arg(args, struct Client *);
  char **parv;
  struct Client *target_p;
  char *class_looking_for;
  const char *class_name;
  dlink_node *ptr;

  va_arg(args, int);
  parv = va_arg(args, char **);
  class_looking_for = parv[1];

  /* report all direct connections */
  DLINK_FOREACH(ptr, local_client_list.head)
  {
    target_p = ptr->data;

    class_name = target_p->localClient->class->name;
    if ((class_name != NULL) && match(class_looking_for, class_name))
      report_this_status(source_p, target_p);
  }

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

/*
 * report_this_status
 *
 * inputs       - pointer to client to report to
 *              - pointer to client to report about
 * output       - counter of number of hits
 * side effects - NONE
 */
static void
report_this_status(struct Client *source_p, struct Client *target_p)
{
  const char *name = NULL;
  const char *class_name = NULL;

  name = get_client_name(target_p, HIDE_IP);
  class_name = target_p->localClient->class->name;

  switch (target_p->status)
  {
    case STAT_CLIENT:
      if ((IsOper(source_p) && (MyClient(source_p) || !IsInvisible(target_p)))
          || IsOper(target_p))
      {
        if (IsAdmin(target_p) && !General.hide_spoof_ips)
          sendto_one(source_p, form_str(RPL_TRACEOPERATOR),
                       me.name, source_p->name, class_name, name,
                       IsAdmin(source_p) ? target_p->sockhost : "255.255.255.255",
                       CurrentTime - target_p->lasttime,
                       CurrentTime - target_p->localClient->last);
          else if (IsOper(target_p))
          {
            if (General.hide_spoof_ips)
              sendto_one(source_p, form_str(RPL_TRACEOPERATOR),
                         me.name, source_p->name, class_name, name, 
                         IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
                         CurrentTime - target_p->lasttime,
                         CurrentTime - target_p->localClient->last);
            else   
              sendto_one(source_p, form_str(RPL_TRACEOPERATOR),
                         me.name, source_p->name, class_name, name,
                         (IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost),
                         CurrentTime - target_p->lasttime,
                         CurrentTime - target_p->localClient->last);
          }
          else
          {
            if (General.hide_spoof_ips)
              sendto_one(source_p, form_str(RPL_TRACEUSER),
                         me.name, source_p->name, class_name, name,
                         IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
                         CurrentTime - target_p->lasttime,
                         CurrentTime - target_p->localClient->last);
            else
              sendto_one(source_p, form_str(RPL_TRACEUSER),
                         me.name, source_p->name, class_name, name,
                         (IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost),
                         CurrentTime - target_p->lasttime,
                         CurrentTime - target_p->localClient->last);
          }
        }
      break;
    case STAT_SERVER:
      if (!IsAdmin(source_p))
        name = get_client_name(target_p, MASK_IP);

      sendto_one(source_p, form_str(RPL_TRACESERVER),
                 me.name, source_p->name, class_name, 0,
                 0, name, *(target_p->serv->by) ?
                 target_p->serv->by : "*", "*",
                 me.name, CurrentTime - target_p->lasttime);
      break;
      
    default: /* ...we actually shouldn't come here... --msa */
      sendto_one(source_p, form_str(RPL_TRACENEWTYPE), me.name,
                 source_p->name, name);
      break;
  }
}
1	/*
2	* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	* m_ctrace.c: Traces a given class
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: m_ctrace.c 801 2006-08-30 16:54:25Z adx $
23	*/
24
25	#include "stdinc.h"
26	#include "conf/conf.h"
27	#include "handlers.h"
28	#include "client.h"
29	#include "hash.h"
30	#include "common.h"
31	#include "ircd.h"
32	#include "numeric.h"
33	#include "server.h"
34	#include "send.h"
35	#include "msg.h"
36	#include "parse.h"
37	#include "parse_aline.h"
38
39	static void *do_ctrace(va_list);
40	static void mo_ctrace(struct Client , struct Client , int, char *[]);
41	static void report_this_status(struct Client , struct Client );
42
43	struct Message ctrace_msgtab = {
44	"CTRACE", 0, 0, 2, 0, MFLG_SLOW, 0,
45	{ m_unregistered, m_not_oper, m_ignore, m_ignore, mo_ctrace, m_ignore }
46	};
47
48	static struct Callback *ctrace_cb;
49
50	INIT_MODULE(m_ctrace, "$Revision: 801 $")
51	{
52	ctrace_cb = register_callback("doing_ctrace", do_ctrace);
53	mod_add_cmd(&ctrace_msgtab);
54	}
55
56	CLEANUP_MODULE
57	{
58	mod_del_cmd(&ctrace_msgtab);
59	uninstall_hook(ctrace_cb, do_ctrace);
60	}
61
62
63	/*
64	** mo_ctrace
65	** parv[0] = sender prefix
66	** parv[1] = classname
67	*/
68	static void
69	mo_ctrace(struct Client client_p, struct Client source_p,
70	int parc, char *parv[])
71	{
72	if (EmptyString(parv[1]))
73	{
74	sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
75	me.name, source_p->name, "CTRACE");
76	return;
77	}
78
79	execute_callback(ctrace_cb, source_p, parc, parv);
80	}
81
82	/*
83	* do_ctrace
84	*/
85	static void *
86	do_ctrace(va_list args)
87	{
88	struct Client source_p = va_arg(args, struct Client );
89	char **parv;
90	struct Client *target_p;
91	char *class_looking_for;
92	const char *class_name;
93	dlink_node *ptr;
94
95	va_arg(args, int);
96	parv = va_arg(args, char **);
97	class_looking_for = parv[1];
98
99	/* report all direct connections */
100	DLINK_FOREACH(ptr, local_client_list.head)
101	{
102	target_p = ptr->data;
103
104	class_name = target_p->localClient->class->name;
105	if ((class_name != NULL) && match(class_looking_for, class_name))
106	report_this_status(source_p, target_p);
107	}
108
109	sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
110	source_p->name, class_looking_for);
111	return NULL;
112	}
113
114	/*
115	* report_this_status
116	*
117	* inputs - pointer to client to report to
118	* - pointer to client to report about
119	* output - counter of number of hits
120	* side effects - NONE
121	*/
122	static void
123	report_this_status(struct Client source_p, struct Client target_p)
124	{
125	const char *name = NULL;
126	const char *class_name = NULL;
127
128	name = get_client_name(target_p, HIDE_IP);
129	class_name = target_p->localClient->class->name;
130
131	switch (target_p->status)
132	{
133	case STAT_CLIENT:
134	if ((IsOper(source_p) && (MyClient(source_p) \|\| !IsInvisible(target_p)))
135	\|\| IsOper(target_p))
136	{
137	if (IsAdmin(target_p) && !General.hide_spoof_ips)
138	sendto_one(source_p, form_str(RPL_TRACEOPERATOR),
139	me.name, source_p->name, class_name, name,
140	IsAdmin(source_p) ? target_p->sockhost : "255.255.255.255",
141	CurrentTime - target_p->lasttime,
142	CurrentTime - target_p->localClient->last);
143	else if (IsOper(target_p))
144	{
145	if (General.hide_spoof_ips)
146	sendto_one(source_p, form_str(RPL_TRACEOPERATOR),
147	me.name, source_p->name, class_name, name,
148	IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
149	CurrentTime - target_p->lasttime,
150	CurrentTime - target_p->localClient->last);
151	else
152	sendto_one(source_p, form_str(RPL_TRACEOPERATOR),
153	me.name, source_p->name, class_name, name,
154	(IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost),
155	CurrentTime - target_p->lasttime,
156	CurrentTime - target_p->localClient->last);
157	}
158	else
159	{
160	if (General.hide_spoof_ips)
161	sendto_one(source_p, form_str(RPL_TRACEUSER),
162	me.name, source_p->name, class_name, name,
163	IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
164	CurrentTime - target_p->lasttime,
165	CurrentTime - target_p->localClient->last);
166	else
167	sendto_one(source_p, form_str(RPL_TRACEUSER),
168	me.name, source_p->name, class_name, name,
169	(IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost),
170	CurrentTime - target_p->lasttime,
171	CurrentTime - target_p->localClient->last);
172	}
173	}
174	break;
175	case STAT_SERVER:
176	if (!IsAdmin(source_p))
177	name = get_client_name(target_p, MASK_IP);
178
179	sendto_one(source_p, form_str(RPL_TRACESERVER),
180	me.name, source_p->name, class_name, 0,
181	0, name, *(target_p->serv->by) ?
182	target_p->serv->by : "", "",
183	me.name, CurrentTime - target_p->lasttime);
184	break;
185
186	default: /* ...we actually shouldn't come here... --msa */
187	sendto_one(source_p, form_str(RPL_TRACENEWTYPE), me.name,
188	source_p->name, name);
189	break;
190	}
191	}
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