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"
38 #define BAD_PING ((unsigned int)-2)
42 * returns shortest ping time in attached server or client conf
43 * classes or PINGFREQUENCY
45 int client_get_ping(const struct Client* acptr)
48 struct ConfItem* aconf;
51 for (link = cli_confs(acptr); link; link = link->next) {
52 aconf = link->value.aconf;
53 if (aconf->status & (CONF_CLIENT | CONF_SERVER)) {
54 int tmp = get_conf_ping(aconf);
55 if (0 < tmp && (ping > tmp || !ping))
60 ping = feature_int(FEAT_PINGFREQUENCY);
62 Debug((DEBUG_DEBUG, "Client %s Ping %d", cli_name(acptr), ping));
68 * removes the client's connection from the list of connections with
71 void client_drop_sendq(struct Connection* con)
73 if (con_prev_p(con)) { /* on the queued data list... */
75 con_prev_p(con_next(con)) = con_prev_p(con);
76 *(con_prev_p(con)) = con_next(con);
85 * adds the client's connection to the list of connections with
88 void client_add_sendq(struct Connection* con, struct Connection** con_p)
90 if (!con_prev_p(con)) { /* not on the queued data list yet... */
91 con_prev_p(con) = con_p;
92 con_next(con) = *con_p;
95 con_prev_p(*con_p) = &(con_next(con));
105 { PRIV_WHOX, FEAT_LAST_F, (FLAGS_OPER | FLAGS_LOCOP) },
106 { PRIV_DISPLAY, FEAT_LAST_F, (FLAGS_OPER | FLAGS_LOCOP) },
107 { PRIV_CHAN_LIMIT, FEAT_OPER_NO_CHAN_LIMIT, (FLAGS_OPER | FLAGS_LOCOP) },
108 { PRIV_MODE_LCHAN, FEAT_OPER_MODE_LCHAN, (FLAGS_OPER | FLAGS_LOCOP) },
109 { PRIV_LOCAL_OPMODE, FEAT_OPER_MODE_LCHAN, (FLAGS_OPER | FLAGS_LOCOP) },
110 { PRIV_WALK_LCHAN, FEAT_OPER_WALK_THROUGH_LMODES,
111 (FLAGS_OPER | FLAGS_LOCOP) },
112 { PRIV_DEOP_LCHAN, FEAT_NO_OPER_DEOP_LCHAN, (FLAGS_OPER | FLAGS_LOCOP) },
113 { PRIV_SHOW_INVIS, FEAT_SHOW_INVISIBLE_USERS, (FLAGS_OPER | FLAGS_LOCOP) },
114 { PRIV_SHOW_ALL_INVIS, FEAT_SHOW_ALL_INVISIBLE_USERS,
115 (FLAGS_OPER | FLAGS_LOCOP) },
116 { PRIV_UNLIMIT_QUERY, FEAT_UNLIMIT_OPER_QUERY, (FLAGS_OPER | FLAGS_LOCOP) },
118 { PRIV_KILL, FEAT_LOCAL_KILL_ONLY, 0 },
119 { PRIV_GLINE, FEAT_CONFIG_OPERCMDS, ~0 },
120 { PRIV_JUPE, FEAT_CONFIG_OPERCMDS, ~0 },
121 { PRIV_OPMODE, FEAT_CONFIG_OPERCMDS, ~0 },
122 { PRIV_BADCHAN, FEAT_CONFIG_OPERCMDS, ~0 },
124 { PRIV_PROPAGATE, FEAT_LAST_F, FLAGS_OPER },
125 { PRIV_SEE_OPERS, FEAT_LAST_F, FLAGS_OPER },
126 { PRIV_KILL, FEAT_OPER_KILL, FLAGS_OPER },
127 { PRIV_LOCAL_KILL, FEAT_OPER_KILL, FLAGS_OPER },
128 { PRIV_REHASH, FEAT_OPER_REHASH, FLAGS_OPER },
129 { PRIV_RESTART, FEAT_OPER_RESTART, FLAGS_OPER },
130 { PRIV_DIE, FEAT_OPER_DIE, FLAGS_OPER },
131 { PRIV_GLINE, FEAT_OPER_GLINE, FLAGS_OPER },
132 { PRIV_LOCAL_GLINE, FEAT_OPER_LGLINE, FLAGS_OPER },
133 { PRIV_JUPE, FEAT_OPER_JUPE, FLAGS_OPER },
134 { PRIV_LOCAL_JUPE, FEAT_OPER_LJUPE, FLAGS_OPER },
135 { PRIV_OPMODE, FEAT_OPER_OPMODE, FLAGS_OPER },
136 { PRIV_LOCAL_OPMODE, FEAT_OPER_LOPMODE, FLAGS_OPER },
137 { PRIV_BADCHAN, FEAT_OPER_BADCHAN, FLAGS_OPER },
138 { PRIV_LOCAL_BADCHAN, FEAT_OPER_LBADCHAN, FLAGS_OPER },
139 { PRIV_SET, FEAT_OPER_SET, FLAGS_OPER },
140 { PRIV_SEE_CHAN, FEAT_OPERS_SEE_IN_SECRET_CHANNELS, FLAGS_OPER },
142 { PRIV_LOCAL_KILL, FEAT_LOCOP_KILL, FLAGS_LOCOP },
143 { PRIV_REHASH, FEAT_LOCOP_REHASH, FLAGS_LOCOP },
144 { PRIV_RESTART, FEAT_LOCOP_RESTART, FLAGS_LOCOP },
145 { PRIV_DIE, FEAT_LOCOP_DIE, FLAGS_LOCOP },
146 { PRIV_LOCAL_GLINE, FEAT_LOCOP_LGLINE, FLAGS_LOCOP },
147 { PRIV_LOCAL_JUPE, FEAT_LOCOP_LJUPE, FLAGS_LOCOP },
148 { PRIV_LOCAL_OPMODE, FEAT_LOCOP_LOPMODE, FLAGS_LOCOP },
149 { PRIV_LOCAL_BADCHAN, FEAT_LOCOP_LBADCHAN, FLAGS_LOCOP },
150 { PRIV_SET, FEAT_LOCOP_SET, FLAGS_LOCOP },
151 { PRIV_SEE_CHAN, FEAT_LOCOP_SEE_IN_SECRET_CHANNELS, FLAGS_LOCOP },
152 { 0, FEAT_LAST_F, 0 }
155 /* client_set_privs(struct Client* client)
157 * Sets the privileges for opers.
160 client_set_privs(struct Client* client)
163 struct Privs antiprivs;
166 memset(&privs, 0, sizeof(struct Privs));
167 memset(&antiprivs, 0, sizeof(struct Privs));
169 if (!IsAnOper(client)) { /* clear privilege mask */
170 memset(&(cli_privs(client)), 0, sizeof(struct Privs));
172 } else if (!MyConnect(client)) {
173 memset(&(cli_privs(client)), 255, sizeof(struct Privs));
174 PrivClr(&(cli_privs(client)), PRIV_SET);
178 /* This sequence is temporary until the .conf is carefully rewritten */
180 for (i = 0; feattab[i].priv; i++) {
181 if (feattab[i].flag == 0) {
182 if (feature_bool(feattab[i].feat))
183 PrivSet(&antiprivs, feattab[i].priv);
184 } else if (feattab[i].flag == ~0) {
185 if (!feature_bool(feattab[i].feat))
186 PrivSet(&antiprivs, feattab[i].priv);
187 } else if (cli_flags(client) & feattab[i].flag) {
188 if (feattab[i].feat == FEAT_LAST_F ||
189 feature_bool(feattab[i].feat))
190 PrivSet(&privs, feattab[i].priv);
194 /* This is the end of the gross section */
196 if (PrivHas(&privs, PRIV_PROPAGATE))
197 PrivSet(&privs, PRIV_DISPLAY); /* force propagating opers to display */
198 else { /* if they don't propagate oper status, prevent desyncs */
199 PrivSet(&antiprivs, PRIV_KILL);
200 PrivSet(&antiprivs, PRIV_GLINE);
201 PrivSet(&antiprivs, PRIV_JUPE);
202 PrivSet(&antiprivs, PRIV_OPMODE);
203 PrivSet(&antiprivs, PRIV_BADCHAN);
206 for (i = 0; i <= _PRIV_IDX(PRIV_LAST_PRIV); i++)
207 privs.priv_mask[i] &= ~antiprivs.priv_mask[i];
209 cli_privs(client) = privs;
216 #define P(priv) { #priv, PRIV_ ## priv }
217 P(CHAN_LIMIT), P(MODE_LCHAN), P(WALK_LCHAN), P(DEOP_LCHAN),
218 P(SHOW_INVIS), P(SHOW_ALL_INVIS), P(UNLIMIT_QUERY), P(KILL),
219 P(LOCAL_KILL), P(REHASH), P(RESTART), P(DIE),
220 P(GLINE), P(LOCAL_GLINE), P(JUPE), P(LOCAL_JUPE),
221 P(OPMODE), P(LOCAL_OPMODE), P(SET), P(WHOX),
222 P(BADCHAN), P(LOCAL_BADCHAN), P(SEE_CHAN), P(PROPAGATE),
223 P(DISPLAY), P(SEE_OPERS),
228 /* client_report_privs(struct Client *to, struct Client *client)
230 * Sends a summary of the oper's privileges to the oper.
233 client_report_privs(struct Client *to, struct Client *client)
239 mb = msgq_make(to, rpl_str(RPL_PRIVS), cli_name(&me), cli_name(to),
242 for (i = 0; privtab[i].name; i++)
243 if (HasPriv(client, privtab[i].priv))
244 msgq_append(0, mb, "%s%s", found1++ ? " " : "", privtab[i].name);
246 send_buffer(to, mb, 0); /* send response */