| 1 |
adx |
30 |
/* |
| 2 |
michael |
2820 |
* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
| 3 |
adx |
30 |
* |
| 4 |
michael |
2820 |
* Copyright (c) 1997-2014 ircd-hybrid development team |
| 5 |
adx |
30 |
* |
| 6 |
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* This program is free software; you can redistribute it and/or modify |
| 7 |
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* it under the terms of the GNU General Public License as published by |
| 8 |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
| 11 |
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* This program is distributed in the hope that it will be useful, |
| 12 |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 |
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* GNU General Public License for more details. |
| 15 |
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* |
| 16 |
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* You should have received a copy of the GNU General Public License |
| 17 |
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* along with this program; if not, write to the Free Software |
| 18 |
michael |
4564 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
| 19 |
adx |
30 |
* USA |
| 20 |
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*/ |
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michael |
2820 |
/*! \file m_whois.c |
| 23 |
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* \brief Includes required functions for processing the WHOIS command. |
| 24 |
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* \version $Id$ |
| 25 |
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*/ |
| 26 |
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| 27 |
adx |
30 |
#include "stdinc.h" |
| 28 |
michael |
1011 |
#include "list.h" |
| 29 |
adx |
30 |
#include "client.h" |
| 30 |
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#include "hash.h" |
| 31 |
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#include "channel.h" |
| 32 |
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#include "channel_mode.h" |
| 33 |
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#include "ircd.h" |
| 34 |
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#include "numeric.h" |
| 35 |
michael |
1309 |
#include "conf.h" |
| 36 |
michael |
3347 |
#include "misc.h" |
| 37 |
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#include "server.h" |
| 38 |
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#include "user.h" |
| 39 |
adx |
30 |
#include "send.h" |
| 40 |
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#include "irc_string.h" |
| 41 |
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#include "parse.h" |
| 42 |
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#include "modules.h" |
| 43 |
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| 44 |
michael |
1243 |
|
| 45 |
michael |
3514 |
static int |
| 46 |
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whois_can_see_channels(struct Channel *chptr, |
| 47 |
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struct Client *source_p, |
| 48 |
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struct Client *target_p) |
| 49 |
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{ |
| 50 |
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if (PubChannel(chptr) && !HasUMode(target_p, UMODE_HIDECHANS)) |
| 51 |
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return 1; |
| 52 |
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| 53 |
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if (source_p == target_p || IsMember(source_p, chptr)) |
| 54 |
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return 1; |
| 55 |
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| 56 |
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if (HasUMode(source_p, UMODE_ADMIN)) |
| 57 |
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return 2; |
| 58 |
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return 0; |
| 59 |
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} |
| 60 |
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| 61 |
adx |
30 |
/* whois_person() |
| 62 |
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* |
| 63 |
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* inputs - source_p client to report to |
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* - target_p client to report on |
| 65 |
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* output - NONE |
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* side effects - |
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*/ |
| 68 |
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static void |
| 69 |
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whois_person(struct Client *source_p, struct Client *target_p) |
| 70 |
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{ |
| 71 |
michael |
3215 |
char buf[IRCD_BUFSIZE] = ""; |
| 72 |
michael |
1874 |
const dlink_node *lp = NULL; |
| 73 |
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char *t = NULL; |
| 74 |
adx |
30 |
int cur_len = 0; |
| 75 |
michael |
1874 |
int show_ip = 0; |
| 76 |
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int mlen = 0; |
| 77 |
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int tlen = 0; |
| 78 |
michael |
1243 |
int reply_to_send = 0; |
| 79 |
adx |
30 |
|
| 80 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISUSER, target_p->name, |
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target_p->username, target_p->host, |
| 82 |
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target_p->info); |
| 83 |
adx |
30 |
|
| 84 |
michael |
3109 |
cur_len = mlen = snprintf(buf, sizeof(buf), numeric_form(RPL_WHOISCHANNELS), |
| 85 |
michael |
1233 |
me.name, source_p->name, target_p->name, ""); |
| 86 |
adx |
30 |
t = buf + mlen; |
| 87 |
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| 88 |
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DLINK_FOREACH(lp, target_p->channel.head) |
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{ |
| 90 |
michael |
1874 |
const struct Membership *ms = lp->data; |
| 91 |
michael |
3514 |
int show = whois_can_see_channels(ms->chptr, source_p, target_p); |
| 92 |
adx |
30 |
|
| 93 |
michael |
3514 |
if (show) |
| 94 |
adx |
30 |
{ |
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michael |
4617 |
if ((cur_len + 4 + strlen(ms->chptr->name) + 1) > (IRCD_BUFSIZE - 2)) |
| 96 |
adx |
30 |
{ |
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michael |
2224 |
*(t - 1) = '\0'; |
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sendto_one(source_p, "%s", buf); |
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cur_len = mlen; |
| 100 |
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t = buf + mlen; |
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adx |
30 |
} |
| 102 |
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michael |
3514 |
tlen = sprintf(t, "%s%s%s ", show == 2 ? "~" : "", get_member_status(ms, 1), |
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michael |
4617 |
ms->chptr->name); |
| 105 |
adx |
30 |
t += tlen; |
| 106 |
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cur_len += tlen; |
| 107 |
michael |
1243 |
reply_to_send = 1; |
| 108 |
adx |
30 |
} |
| 109 |
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} |
| 110 |
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| 111 |
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if (reply_to_send) |
| 112 |
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{ |
| 113 |
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*(t - 1) = '\0'; |
| 114 |
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sendto_one(source_p, "%s", buf); |
| 115 |
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} |
| 116 |
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| 117 |
michael |
2748 |
if ((ConfigServerHide.hide_servers || IsHidden(target_p->servptr)) && |
| 118 |
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!(HasUMode(source_p, UMODE_OPER) || target_p == source_p)) |
| 119 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISSERVER, target_p->name, |
| 120 |
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ConfigServerHide.hidden_name, |
| 121 |
michael |
4341 |
ConfigServerInfo.network_desc); |
| 122 |
adx |
30 |
else |
| 123 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISSERVER, target_p->name, |
| 124 |
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target_p->servptr->name, target_p->servptr->info); |
| 125 |
adx |
30 |
|
| 126 |
michael |
1164 |
if (HasUMode(target_p, UMODE_REGISTERED)) |
| 127 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISREGNICK, target_p->name); |
| 128 |
michael |
1158 |
|
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michael |
2478 |
if (!IsDigit(target_p->svid[0])) |
| 130 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISACCOUNT, target_p->name, |
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target_p->svid); |
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michael |
2478 |
|
| 133 |
michael |
1483 |
if (target_p->away[0]) |
| 134 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_AWAY, target_p->name, |
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target_p->away); |
| 136 |
adx |
30 |
|
| 137 |
michael |
2580 |
if (HasUMode(target_p, UMODE_CALLERID|UMODE_SOFTCALLERID)) |
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{ |
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int callerid = !!HasUMode(target_p, UMODE_CALLERID); |
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michael |
3109 |
|
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sendto_one_numeric(source_p, &me, RPL_TARGUMODEG, target_p->name, |
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callerid ? "+g" : "+G", |
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callerid ? "server side ignore" : |
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"server side ignore with the exception of common channels"); |
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michael |
2580 |
} |
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adx |
660 |
|
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michael |
1219 |
if (HasUMode(target_p, UMODE_OPER)) |
| 148 |
michael |
1294 |
if (!HasUMode(target_p, UMODE_HIDDEN) || HasUMode(source_p, UMODE_OPER)) |
| 149 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISOPERATOR, target_p->name, |
| 150 |
michael |
2727 |
HasUMode(target_p, UMODE_ADMIN) ? "is a Server Administrator" : |
| 151 |
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"is an IRC Operator"); |
| 152 |
adx |
30 |
|
| 153 |
michael |
2511 |
if (HasUMode(target_p, UMODE_WEBIRC)) |
| 154 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISTEXT, target_p->name, |
| 155 |
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"User connected using a webirc gateway"); |
| 156 |
michael |
2511 |
|
| 157 |
michael |
2529 |
if (HasUMode(source_p, UMODE_ADMIN) || source_p == target_p) |
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{ |
| 159 |
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char *m = buf; |
| 160 |
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*m++ = '+'; |
| 161 |
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| 162 |
michael |
3283 |
for (unsigned int i = 0; i < 128; ++i) |
| 163 |
michael |
2529 |
if (HasUMode(target_p, user_modes[i])) |
| 164 |
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*m++ = (char)i; |
| 165 |
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*m = '\0'; |
| 166 |
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| 167 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISMODES, target_p->name, buf); |
| 168 |
michael |
2529 |
} |
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| 170 |
michael |
1811 |
if (target_p->sockhost[0] && strcmp(target_p->sockhost, "0")) |
| 171 |
adx |
30 |
{ |
| 172 |
michael |
1547 |
if (HasUMode(source_p, UMODE_ADMIN) || source_p == target_p) |
| 173 |
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show_ip = 1; |
| 174 |
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else if (IsIPSpoof(target_p)) |
| 175 |
michael |
4341 |
show_ip = (HasUMode(source_p, UMODE_OPER) && !ConfigGeneral.hide_spoof_ips); |
| 176 |
michael |
1547 |
else |
| 177 |
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show_ip = 1; |
| 178 |
db |
280 |
|
| 179 |
michael |
3109 |
|
| 180 |
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sendto_one_numeric(source_p, &me, RPL_WHOISACTUALLY, target_p->name, |
| 181 |
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show_ip ? target_p->sockhost : "255.255.255.255"); |
| 182 |
adx |
30 |
} |
| 183 |
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| 184 |
michael |
2246 |
if (HasUMode(target_p, UMODE_SSL)) |
| 185 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISSECURE, target_p->name); |
| 186 |
michael |
2246 |
|
| 187 |
michael |
2229 |
if (!EmptyString(target_p->certfp)) |
| 188 |
michael |
2536 |
if (target_p == source_p || HasUMode(source_p, UMODE_ADMIN)) |
| 189 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_WHOISCERTFP, target_p->name, target_p->certfp); |
| 190 |
michael |
2229 |
|
| 191 |
michael |
1997 |
if (MyConnect(target_p)) |
| 192 |
michael |
3507 |
if (!HasUMode(target_p, UMODE_HIDEIDLE) || HasUMode(source_p, UMODE_OPER) || |
| 193 |
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source_p == target_p) |
| 194 |
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sendto_one_numeric(source_p, &me, RPL_WHOISIDLE, target_p->name, |
| 195 |
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idle_time_get(source_p, target_p), |
| 196 |
michael |
4589 |
target_p->connection->firsttime); |
| 197 |
adx |
30 |
} |
| 198 |
michael |
1230 |
|
| 199 |
michael |
1997 |
/* do_whois() |
| 200 |
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* |
| 201 |
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* inputs - pointer to /whois source |
| 202 |
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* - number of parameters |
| 203 |
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* - pointer to parameters array |
| 204 |
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* output - pointer to void |
| 205 |
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* side effects - Does whois |
| 206 |
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*/ |
| 207 |
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static void |
| 208 |
michael |
2354 |
do_whois(struct Client *source_p, const char *name) |
| 209 |
michael |
1997 |
{ |
| 210 |
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struct Client *target_p = NULL; |
| 211 |
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|
| 212 |
michael |
3160 |
if ((target_p = find_person(source_p, name))) |
| 213 |
michael |
1997 |
whois_person(source_p, target_p); |
| 214 |
michael |
2354 |
else if (!IsDigit(*name)) |
| 215 |
michael |
3109 |
sendto_one_numeric(source_p, &me, ERR_NOSUCHNICK, name); |
| 216 |
michael |
1997 |
|
| 217 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_ENDOFWHOIS, name); |
| 218 |
michael |
1997 |
} |
| 219 |
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| 220 |
michael |
3295 |
/*! \brief WHOIS command handler |
| 221 |
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* |
| 222 |
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* \param source_p Pointer to allocated Client struct from which the message |
| 223 |
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* originally comes from. This can be a local or remote client. |
| 224 |
|
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* \param parc Integer holding the number of supplied arguments. |
| 225 |
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* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
| 226 |
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* pointers. |
| 227 |
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* \note Valid arguments for this command are: |
| 228 |
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* - parv[0] = command |
| 229 |
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* - parv[1] = nickname/servername |
| 230 |
|
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* - parv[2] = nickname |
| 231 |
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*/ |
| 232 |
michael |
2820 |
static int |
| 233 |
michael |
3156 |
m_whois(struct Client *source_p, int parc, char *parv[]) |
| 234 |
michael |
1997 |
{ |
| 235 |
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static time_t last_used = 0; |
| 236 |
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| 237 |
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if (parc < 2 || EmptyString(parv[1])) |
| 238 |
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{ |
| 239 |
michael |
3109 |
sendto_one_numeric(source_p, &me, ERR_NONICKNAMEGIVEN); |
| 240 |
michael |
2820 |
return 0; |
| 241 |
michael |
1997 |
} |
| 242 |
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|
| 243 |
|
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if (parc > 2 && !EmptyString(parv[2])) |
| 244 |
|
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{ |
| 245 |
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/* seeing as this is going across servers, we should limit it */ |
| 246 |
michael |
4341 |
if ((last_used + ConfigGeneral.pace_wait_simple) > CurrentTime) |
| 247 |
michael |
1997 |
{ |
| 248 |
michael |
3109 |
sendto_one_numeric(source_p, &me, RPL_LOAD2HI); |
| 249 |
michael |
2820 |
return 0; |
| 250 |
michael |
1997 |
} |
| 251 |
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|
| 252 |
|
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last_used = CurrentTime; |
| 253 |
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|
| 254 |
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/* |
| 255 |
|
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* if we have serverhide enabled, they can either ask the clients |
| 256 |
michael |
4299 |
* server, or our server.. I don't see why they would need to ask |
| 257 |
michael |
1997 |
* anything else for info about the client.. --fl_ |
| 258 |
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*/ |
| 259 |
michael |
2196 |
if (ConfigServerHide.disable_remote_commands) |
| 260 |
michael |
1997 |
parv[1] = parv[2]; |
| 261 |
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|
| 262 |
michael |
3156 |
if (hunt_server(source_p, ":%s WHOIS %s :%s", 1, |
| 263 |
michael |
1997 |
parc, parv) != HUNTED_ISME) |
| 264 |
michael |
2820 |
return 0; |
| 265 |
michael |
1997 |
|
| 266 |
|
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parv[1] = parv[2]; |
| 267 |
|
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} |
| 268 |
|
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|
| 269 |
michael |
2354 |
do_whois(source_p, parv[1]); |
| 270 |
michael |
2820 |
return 0; |
| 271 |
michael |
1997 |
} |
| 272 |
|
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|
| 273 |
michael |
3295 |
/*! \brief WHOIS command handler |
| 274 |
|
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* |
| 275 |
|
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* \param source_p Pointer to allocated Client struct from which the message |
| 276 |
|
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* originally comes from. This can be a local or remote client. |
| 277 |
|
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* \param parc Integer holding the number of supplied arguments. |
| 278 |
|
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* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
| 279 |
|
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* pointers. |
| 280 |
|
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* \note Valid arguments for this command are: |
| 281 |
|
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* - parv[0] = command |
| 282 |
|
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* - parv[1] = nickname/servername |
| 283 |
|
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* - parv[2] = nickname |
| 284 |
|
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*/ |
| 285 |
michael |
2820 |
static int |
| 286 |
michael |
3156 |
mo_whois(struct Client *source_p, int parc, char *parv[]) |
| 287 |
michael |
1997 |
{ |
| 288 |
|
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if (parc < 2 || EmptyString(parv[1])) |
| 289 |
|
|
{ |
| 290 |
michael |
3109 |
sendto_one_numeric(source_p, &me, ERR_NONICKNAMEGIVEN); |
| 291 |
michael |
2820 |
return 0; |
| 292 |
michael |
1997 |
} |
| 293 |
|
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|
| 294 |
|
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if (parc > 2 && !EmptyString(parv[2])) |
| 295 |
|
|
{ |
| 296 |
michael |
3156 |
if (hunt_server(source_p, ":%s WHOIS %s :%s", 1, |
| 297 |
michael |
1997 |
parc, parv) != HUNTED_ISME) |
| 298 |
michael |
2820 |
return 0; |
| 299 |
michael |
1997 |
|
| 300 |
|
|
parv[1] = parv[2]; |
| 301 |
|
|
} |
| 302 |
|
|
|
| 303 |
michael |
2354 |
do_whois(source_p, parv[1]); |
| 304 |
michael |
2820 |
return 0; |
| 305 |
michael |
1997 |
} |
| 306 |
|
|
|
| 307 |
michael |
2820 |
static struct Message whois_msgtab = |
| 308 |
|
|
{ |
| 309 |
michael |
4546 |
"WHOIS", NULL, 0, 0, 0, MAXPARA, MFLG_SLOW, 0, |
| 310 |
michael |
1230 |
{ m_unregistered, m_whois, mo_whois, m_ignore, mo_whois, m_ignore } |
| 311 |
|
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}; |
| 312 |
|
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|
| 313 |
|
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static void |
| 314 |
|
|
module_init(void) |
| 315 |
|
|
{ |
| 316 |
|
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mod_add_cmd(&whois_msgtab); |
| 317 |
|
|
} |
| 318 |
|
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|
| 319 |
|
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static void |
| 320 |
|
|
module_exit(void) |
| 321 |
|
|
{ |
| 322 |
|
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mod_del_cmd(&whois_msgtab); |
| 323 |
|
|
} |
| 324 |
|
|
|
| 325 |
michael |
2820 |
struct module module_entry = |
| 326 |
|
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{ |
| 327 |
michael |
1230 |
.node = { NULL, NULL, NULL }, |
| 328 |
|
|
.name = NULL, |
| 329 |
|
|
.version = "$Revision$", |
| 330 |
|
|
.handle = NULL, |
| 331 |
|
|
.modinit = module_init, |
| 332 |
|
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.modexit = module_exit, |
| 333 |
|
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.flags = 0 |
| 334 |
|
|
}; |