2 * IRC - Internet Relay Chat, ircd/s_user.c (formerly ircd/s_msg.c)
3 * Copyright (C) 1990 Jarkko Oikarinen and
4 * University of Oulu, Computing Center
6 * See file AUTHORS in IRC package for additional names of
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 1, or (at your option)
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 #include "ircd_chattr.h"
32 #include "ircd_reply.h"
33 #include "ircd_string.h"
38 #include "querycmds.h"
45 #include "sprintf_irc.h"
54 #include <arpa/inet.h> /* inet_ntoa */
63 * The function that actually prints out the WHO reply for a client found
65 void do_who(struct Client* sptr, struct Client* acptr, struct Channel* repchan,
66 int fields, char* qrt)
69 struct Channel *chptr = repchan;
71 static char buf1[512];
72 /* NOTE: with current fields list and sizes this _cannot_ overrun,
73 and also the message finally sent shouldn't ever be truncated */
78 /* If we don't have a channel and we need one... try to find it,
79 unless the listing is for a channel service, we already know
80 that there are no common channels, thus use PubChannel and not
82 if (!chptr && (!fields || (fields & (WHO_FIELD_CHA | WHO_FIELD_FLA))) &&
83 !IsChannelService(acptr))
85 struct Membership* chan;
86 for (chan = acptr->user->channel; chan && !chptr; chan = chan->next_channel)
87 if (PubChannel(chan->channel) &&
88 (acptr == sptr || !IsZombie(chan)))
89 chptr = chan->channel;
92 /* Place the fields one by one in the buffer and send it
93 note that fields == NULL means "default query" */
95 if (fields & WHO_FIELD_QTY) /* Query type */
101 while ((*qrt) && (*(p1++) = *(qrt++)));
104 if (!fields || (fields & WHO_FIELD_CHA))
108 if ((p2 = (chptr ? chptr->chname : NULL)))
109 while ((*p2) && (*(p1++) = *(p2++)));
114 if (!fields || (fields & WHO_FIELD_UID))
116 char *p2 = acptr->user->username;
118 while ((*p2) && (*(p1++) = *(p2++)));
121 if (fields & WHO_FIELD_NIP)
123 const char* p2 = ircd_ntoa((const char*) &acptr->ip);
125 while ((*p2) && (*(p1++) = *(p2++)));
128 if (!fields || (fields & WHO_FIELD_HOS))
130 char *p2 = acptr->user->host;
132 while ((*p2) && (*(p1++) = *(p2++)));
135 if (!fields || (fields & WHO_FIELD_SER))
137 char *p2 = acptr->user->server->name;
139 while ((*p2) && (*(p1++) = *(p2++)));
142 if (!fields || (fields & WHO_FIELD_NIC))
144 char *p2 = acptr->name;
146 while ((*p2) && (*(p1++) = *(p2++)));
149 if (!fields || (fields & WHO_FIELD_FLA))
152 if (acptr->user->away)
159 /* If you specified flags then we assume you know how to parse
160 * multiple channel status flags, as this is currently the only
161 * way to know if someone has @'s *and* is +'d.
163 if (chptr && is_chan_op(acptr, chptr))
165 if (chptr && has_voice(acptr, chptr))
167 if (chptr && is_zombie(acptr, chptr))
171 if (chptr && is_chan_op(acptr, chptr))
173 else if (chptr && has_voice(acptr, chptr))
175 else if (chptr && is_zombie(acptr, chptr))
182 if (IsInvisible(acptr))
184 if (SendWallops(acptr))
186 if (SendDebug(acptr))
191 if (!fields || (fields & WHO_FIELD_DIS))
195 *p1++ = ':'; /* Place colon here for default reply */
196 p1 = sprintf_irc(p1, "%d", acptr->hopcount);
199 if (fields & WHO_FIELD_IDL)
203 p1 = sprintf_irc(p1, "%d", CurrentTime - acptr->user->last);
210 if (!fields || (fields & WHO_FIELD_REN))
212 char *p2 = acptr->info;
215 *p1++ = ':'; /* Place colon here for special reply */
216 while ((*p2) && (*(p1++) = *(p2++)));
219 /* The first char will always be an useless blank and we
220 need to terminate buf1 */
223 send_reply(sptr, fields ? RPL_WHOSPCRPL : RPL_WHOREPLY, ++p1);