viewvc/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;
  }
}
Revision:	812
Committed:	Thu Sep 7 09:41:54 2006 UTC (19 years, 11 months ago) by michael
Content type:	text/x-csrc
File size:	5950 byte(s)
Log Message:	- Imported contrib/
#	User	Rev	Content
1	michael	812	/*
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			}