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root/svn/ircd-hybrid-7.2/modules/m_list.c
Revision: 968
Committed: Sun Aug 2 18:11:54 2009 UTC (14 years, 7 months ago) by michael
Content type: text/x-csrc
File size: 5554 byte(s)
Log Message:
- fixed harmless -Wuninitialized warning in m_list()

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 * m_list.c: List channel given or all channels.
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 * $Id$
23 */
24
25 #include "stdinc.h"
26 #include "tools.h"
27 #include "handlers.h"
28 #include "channel.h"
29 #include "channel_mode.h"
30 #include "client.h"
31 #include "hash.h"
32 #include "irc_string.h"
33 #include "ircd.h"
34 #include "numeric.h"
35 #include "s_conf.h"
36 #include "s_serv.h"
37 #include "send.h"
38 #include "list.h"
39 #include "msg.h"
40 #include "parse.h"
41 #include "modules.h"
42 #include "s_user.h"
43
44 static void m_list(struct Client *, struct Client *, int, char *[]);
45 static void mo_list(struct Client *, struct Client *, int, char *[]);
46
47 struct Message list_msgtab = {
48 "LIST", 0, 0, 0, 0, MFLG_SLOW, 0,
49 {m_unregistered, m_list, m_ignore, m_ignore, mo_list, m_ignore}
50 };
51
52 #ifndef STATIC_MODULES
53 void
54 _modinit(void)
55 {
56 mod_add_cmd(&list_msgtab);
57 add_isupport("ELIST", "CMNTU", -1);
58 add_isupport("SAFELIST", NULL, -1);
59 }
60
61 void
62 _moddeinit(void)
63 {
64 mod_del_cmd(&list_msgtab);
65 delete_isupport("ELIST");
66 delete_isupport("SAFELIST");
67 }
68
69 const char *_version = "$Revision$";
70 #endif
71
72 static int
73 has_wildcards(const char *s)
74 {
75 char c;
76
77 while ((c = *s++))
78 if (IsMWildChar(c))
79 return 1;
80
81 return 0;
82 }
83
84 static void
85 do_list(struct Client *source_p, int parc, char *parv[])
86 {
87 struct ListTask *lt;
88 int no_masked_channels;
89
90 if (source_p->localClient->list_task != NULL)
91 {
92 free_list_task(source_p->localClient->list_task, source_p);
93 sendto_one(source_p, form_str(RPL_LISTEND), me.name, source_p->name);
94 return;
95 }
96
97 lt = MyMalloc(sizeof(struct ListTask));
98 lt->users_max = UINT_MAX;
99 lt->created_max = UINT_MAX;
100 lt->topicts_max = UINT_MAX;
101 source_p->localClient->list_task = lt;
102
103 no_masked_channels = 1;
104
105 if (parc > 1)
106 {
107 char *opt, *save = NULL;
108 dlink_list *list;
109 int i, errors = 0;
110
111 for (opt = strtoken(&save, parv[1], ","); opt != NULL;
112 opt = strtoken(&save, NULL, ","))
113 switch (*opt)
114 {
115 case '<': if ((i = atoi(opt + 1)) > 0)
116 lt->users_max = (unsigned int) i - 1;
117 else
118 errors = 1;
119 break;
120 case '>': if ((i = atoi(opt + 1)) >= 0)
121 lt->users_min = (unsigned int) i + 1;
122 else
123 errors = 1;
124 break;
125 case '-': break;
126 case 'C':
127 case 'c': switch (*++opt)
128 {
129 case '<': if ((i = atoi(opt + 1)) >= 0)
130 lt->created_max = (unsigned int) (CurrentTime
131 - 60 * i);
132 else
133 errors = 1;
134 break;
135 case '>': if ((i = atoi(opt + 1)) >= 0)
136 lt->created_min = (unsigned int) (CurrentTime
137 - 60 * i);
138 else
139 errors = 1;
140 break;
141 default: errors = 1;
142 }
143 break;
144 case 'T':
145 case 't': switch (*++opt)
146 {
147 case '<': if ((i = atoi(opt + 1)) >= 0)
148 lt->topicts_min = (unsigned int) (CurrentTime
149 - 60 * i);
150 else
151 errors = 1;
152 break;
153 case '>': if ((i = atoi(opt + 1)) >= 0)
154 lt->topicts_max = (unsigned int) (CurrentTime
155 - 60 * i);
156 else
157 errors = 1;
158 break;
159 default: errors = 1;
160 }
161 break;
162 default: if (*opt == '!')
163 {
164 list = &lt->hide_mask;
165 opt++;
166 }
167 else list = &lt->show_mask;
168
169 if (has_wildcards(opt + !!IsChanPrefix(*opt)))
170 {
171 if (list == &lt->show_mask)
172 no_masked_channels = 0;
173 }
174 else if (!IsChanPrefix(*opt))
175 errors = 1;
176 if (!errors)
177 {
178 char *s;
179 DupString(s, opt);
180 dlinkAdd(s, make_dlink_node(), list);
181 }
182 }
183 if (errors)
184 {
185 free_list_task(lt, source_p);
186 sendto_one(source_p, form_str(ERR_LISTSYNTAX),
187 me.name, source_p->name);
188 return;
189 }
190 }
191
192
193 dlinkAdd(source_p, make_dlink_node(), &listing_client_list);
194
195 sendto_one(source_p, form_str(RPL_LISTSTART),
196 me.name, source_p->name);
197 safe_list_channels(source_p, lt, no_masked_channels &&
198 lt->show_mask.head != NULL);
199 }
200
201 /*
202 ** m_list
203 ** parv[0] = sender prefix
204 ** parv[1] = channel
205 */
206 static void
207 m_list(struct Client *client_p, struct Client *source_p,
208 int parc, char *parv[])
209 {
210 static time_t last_used = 0;
211
212 if (((last_used + ConfigFileEntry.pace_wait) > CurrentTime))
213 {
214 sendto_one(source_p,form_str(RPL_LOAD2HI),me.name,parv[0]);
215 return;
216 }
217
218 last_used = CurrentTime;
219
220 do_list(source_p, parc, parv);
221 }
222
223 /*
224 ** mo_list
225 ** parv[0] = sender prefix
226 ** parv[1] = channel
227 */
228 static void
229 mo_list(struct Client *client_p, struct Client *source_p,
230 int parc, char *parv[])
231 {
232 do_list(source_p, parc, parv);
233 }

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