2 * IRC - Internet Relay Chat, ircd/client.c
3 * Copyright (C) 1990 Darren Reed
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 1, or (at your option)
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include "ircd_features.h"
27 #include "ircd_reply.h"
39 #define BAD_PING ((unsigned int)-2)
43 * returns shortest ping time in attached server or client conf
44 * classes or PINGFREQUENCY
46 int client_get_ping(const struct Client* acptr)
49 struct ConfItem* aconf;
52 assert(cli_verify(acptr));
54 for (link = cli_confs(acptr); link; link = link->next) {
55 aconf = link->value.aconf;
56 if (aconf->status & (CONF_CLIENT | CONF_SERVER)) {
57 int tmp = get_conf_ping(aconf);
58 if (0 < tmp && (ping > tmp || !ping))
63 ping = feature_int(FEAT_PINGFREQUENCY);
65 Debug((DEBUG_DEBUG, "Client %s Ping %d", cli_name(acptr), ping));
72 * removes the client's connection from the list of connections with
75 void client_drop_sendq(struct Connection* con)
77 if (con_prev_p(con)) { /* on the queued data list... */
79 con_prev_p(con_next(con)) = con_prev_p(con);
80 *(con_prev_p(con)) = con_next(con);
89 * adds the client's connection to the list of connections with
92 void client_add_sendq(struct Connection* con, struct Connection** con_p)
94 if (!con_prev_p(con)) { /* not on the queued data list yet... */
95 con_prev_p(con) = con_p;
96 con_next(con) = *con_p;
99 con_prev_p(*con_p) = &(con_next(con));
109 { PRIV_WHOX, FEAT_LAST_F, (FLAGS_OPER | FLAGS_LOCOP) },
110 { PRIV_DISPLAY, FEAT_LAST_F, (FLAGS_OPER | FLAGS_LOCOP) },
111 { PRIV_CHAN_LIMIT, FEAT_OPER_NO_CHAN_LIMIT, (FLAGS_OPER | FLAGS_LOCOP) },
112 { PRIV_MODE_LCHAN, FEAT_OPER_MODE_LCHAN, (FLAGS_OPER | FLAGS_LOCOP) },
113 { PRIV_LOCAL_OPMODE, FEAT_OPER_MODE_LCHAN, (FLAGS_OPER | FLAGS_LOCOP) },
114 { PRIV_WALK_LCHAN, FEAT_OPER_WALK_THROUGH_LMODES,
115 (FLAGS_OPER | FLAGS_LOCOP) },
116 { PRIV_DEOP_LCHAN, FEAT_NO_OPER_DEOP_LCHAN, (FLAGS_OPER | FLAGS_LOCOP) },
117 { PRIV_SHOW_INVIS, FEAT_SHOW_INVISIBLE_USERS, (FLAGS_OPER | FLAGS_LOCOP) },
118 { PRIV_SHOW_ALL_INVIS, FEAT_SHOW_ALL_INVISIBLE_USERS,
119 (FLAGS_OPER | FLAGS_LOCOP) },
120 { PRIV_UNLIMIT_QUERY, FEAT_UNLIMIT_OPER_QUERY, (FLAGS_OPER | FLAGS_LOCOP) },
121 { PRIV_LIST_CHAN, FEAT_LIST_CHAN, (FLAGS_OPER | FLAGS_LOCOP) },
123 { PRIV_KILL, FEAT_LOCAL_KILL_ONLY, 0 },
124 { PRIV_GLINE, FEAT_CONFIG_OPERCMDS, ~0 },
125 { PRIV_JUPE, FEAT_CONFIG_OPERCMDS, ~0 },
126 { PRIV_OPMODE, FEAT_CONFIG_OPERCMDS, ~0 },
127 { PRIV_BADCHAN, FEAT_CONFIG_OPERCMDS, ~0 },
129 { PRIV_PROPAGATE, FEAT_LAST_F, FLAGS_OPER },
130 { PRIV_SEE_OPERS, FEAT_LAST_F, FLAGS_OPER },
131 { PRIV_KILL, FEAT_OPER_KILL, FLAGS_OPER },
132 { PRIV_LOCAL_KILL, FEAT_OPER_KILL, FLAGS_OPER },
133 { PRIV_REHASH, FEAT_OPER_REHASH, FLAGS_OPER },
134 { PRIV_RESTART, FEAT_OPER_RESTART, FLAGS_OPER },
135 { PRIV_DIE, FEAT_OPER_DIE, FLAGS_OPER },
136 { PRIV_GLINE, FEAT_OPER_GLINE, FLAGS_OPER },
137 { PRIV_LOCAL_GLINE, FEAT_OPER_LGLINE, FLAGS_OPER },
138 { PRIV_JUPE, FEAT_OPER_JUPE, FLAGS_OPER },
139 { PRIV_LOCAL_JUPE, FEAT_OPER_LJUPE, FLAGS_OPER },
140 { PRIV_OPMODE, FEAT_OPER_OPMODE, FLAGS_OPER },
141 { PRIV_LOCAL_OPMODE, FEAT_OPER_LOPMODE, FLAGS_OPER },
142 { PRIV_BADCHAN, FEAT_OPER_BADCHAN, FLAGS_OPER },
143 { PRIV_LOCAL_BADCHAN, FEAT_OPER_LBADCHAN, FLAGS_OPER },
144 { PRIV_SET, FEAT_OPER_SET, FLAGS_OPER },
145 { PRIV_SEE_CHAN, FEAT_OPERS_SEE_IN_SECRET_CHANNELS, FLAGS_OPER },
146 { PRIV_WIDE_GLINE, FEAT_OPER_WIDE_GLINE, FLAGS_OPER },
147 { PRIV_LIST_CHAN, FEAT_OPER_LIST_CHAN, FLAGS_OPER },
149 { PRIV_LOCAL_KILL, FEAT_LOCOP_KILL, FLAGS_LOCOP },
150 { PRIV_REHASH, FEAT_LOCOP_REHASH, FLAGS_LOCOP },
151 { PRIV_RESTART, FEAT_LOCOP_RESTART, FLAGS_LOCOP },
152 { PRIV_DIE, FEAT_LOCOP_DIE, FLAGS_LOCOP },
153 { PRIV_LOCAL_GLINE, FEAT_LOCOP_LGLINE, FLAGS_LOCOP },
154 { PRIV_LOCAL_JUPE, FEAT_LOCOP_LJUPE, FLAGS_LOCOP },
155 { PRIV_LOCAL_OPMODE, FEAT_LOCOP_LOPMODE, FLAGS_LOCOP },
156 { PRIV_LOCAL_BADCHAN, FEAT_LOCOP_LBADCHAN, FLAGS_LOCOP },
157 { PRIV_SET, FEAT_LOCOP_SET, FLAGS_LOCOP },
158 { PRIV_SEE_CHAN, FEAT_LOCOP_SEE_IN_SECRET_CHANNELS, FLAGS_LOCOP },
159 { PRIV_WIDE_GLINE, FEAT_LOCOP_WIDE_GLINE, FLAGS_LOCOP },
160 { PRIV_LIST_CHAN, FEAT_LOCOP_LIST_CHAN, FLAGS_LOCOP },
161 { 0, FEAT_LAST_F, 0 }
164 /* client_set_privs(struct Client* client)
166 * Sets the privileges for opers.
169 client_set_privs(struct Client* client)
172 struct Privs antiprivs;
175 memset(&privs, 0, sizeof(struct Privs));
176 memset(&antiprivs, 0, sizeof(struct Privs));
178 if (!IsAnOper(client)) { /* clear privilege mask */
179 memset(&(cli_privs(client)), 0, sizeof(struct Privs));
181 } else if (!MyConnect(client)) {
182 memset(&(cli_privs(client)), 255, sizeof(struct Privs));
183 PrivClr(&(cli_privs(client)), PRIV_SET);
187 /* This sequence is temporary until the .conf is carefully rewritten */
189 for (i = 0; feattab[i].priv; i++) {
190 if (feattab[i].flag == 0) {
191 if (feature_bool(feattab[i].feat))
192 PrivSet(&antiprivs, feattab[i].priv);
193 } else if (feattab[i].flag == ~0) {
194 if (!feature_bool(feattab[i].feat))
195 PrivSet(&antiprivs, feattab[i].priv);
196 } else if (cli_flags(client) & feattab[i].flag) {
197 if (feattab[i].feat == FEAT_LAST_F ||
198 feature_bool(feattab[i].feat))
199 PrivSet(&privs, feattab[i].priv);
203 /* This is the end of the gross section */
205 if (PrivHas(&privs, PRIV_PROPAGATE))
206 PrivSet(&privs, PRIV_DISPLAY); /* force propagating opers to display */
207 else { /* if they don't propagate oper status, prevent desyncs */
208 PrivSet(&antiprivs, PRIV_KILL);
209 PrivSet(&antiprivs, PRIV_GLINE);
210 PrivSet(&antiprivs, PRIV_JUPE);
211 PrivSet(&antiprivs, PRIV_OPMODE);
212 PrivSet(&antiprivs, PRIV_BADCHAN);
215 for (i = 0; i <= _PRIV_IDX(PRIV_LAST_PRIV); i++)
216 privs.priv_mask[i] &= ~antiprivs.priv_mask[i];
218 cli_privs(client) = privs;
225 #define P(priv) { #priv, PRIV_ ## priv }
226 P(CHAN_LIMIT), P(MODE_LCHAN), P(WALK_LCHAN), P(DEOP_LCHAN),
227 P(SHOW_INVIS), P(SHOW_ALL_INVIS), P(UNLIMIT_QUERY), P(KILL),
228 P(LOCAL_KILL), P(REHASH), P(RESTART), P(DIE),
229 P(GLINE), P(LOCAL_GLINE), P(JUPE), P(LOCAL_JUPE),
230 P(OPMODE), P(LOCAL_OPMODE), P(SET), P(WHOX),
231 P(BADCHAN), P(LOCAL_BADCHAN), P(SEE_CHAN), P(PROPAGATE),
232 P(DISPLAY), P(SEE_OPERS), P(WIDE_GLINE),
237 /* client_report_privs(struct Client *to, struct Client *client)
239 * Sends a summary of the oper's privileges to the oper.
242 client_report_privs(struct Client *to, struct Client *client)
248 mb = msgq_make(to, rpl_str(RPL_PRIVS), cli_name(&me), cli_name(to),
251 for (i = 0; privtab[i].name; i++)
252 if (HasPriv(client, privtab[i].priv))
253 msgq_append(0, mb, "%s%s", found1++ ? " " : "", privtab[i].name);
255 send_buffer(to, mb, 0); /* send response */