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[irc/evilnet/x3.git] / src / hash.h
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1/* hash.h - IRC network state database
2 * Copyright 2000-2004 srvx Development Team
3 *
4 * This file is part of srvx.
5 *
6 * srvx is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with srvx; if not, write to the Free Software Foundation,
18 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
19 */
20
21#ifndef HASH_H
22#define HASH_H
23
24#include "common.h"
25#include "dict.h"
26#include "policer.h"
27
28#define MODE_CHANOP 0x0001 /* +o USER */
29#define MODE_VOICE 0x0002 /* +v USER */
30#define MODE_PRIVATE 0x0004 /* +p */
31#define MODE_SECRET 0x0008 /* +s */
32#define MODE_MODERATED 0x0010 /* +m */
33#define MODE_TOPICLIMIT 0x0020 /* +t */
34#define MODE_INVITEONLY 0x0040 /* +i */
35#define MODE_NOPRIVMSGS 0x0080 /* +n */
36#define MODE_KEY 0x0100 /* +k KEY */
37#define MODE_BAN 0x0200 /* +b BAN */
38#define MODE_LIMIT 0x0400 /* +l LIMIT */
39#define MODE_DELAYJOINS 0x0800 /* +D */
40#define MODE_REGONLY 0x1000 /* ircu +r, Bahamut +R */
41#define MODE_NOCOLORS 0x2000 /* +c */
42#define MODE_NOCTCPS 0x4000 /* +C */
43#define MODE_REGISTERED 0x8000 /* Bahamut +r */
44#define MODE_REMOVE 0x80000000
45
46#define FLAGS_OPER 0x0001 /* Operator +O */
47#define FLAGS_LOCOP 0x0002 /* Local operator +o */
48#define FLAGS_INVISIBLE 0x0004 /* invisible +i */
49#define FLAGS_WALLOP 0x0008 /* receives wallops +w */
50#define FLAGS_SERVNOTICE 0x0010 /* receives server notices +s */
51#define FLAGS_DEAF 0x0020 /* deaf +d */
52#define FLAGS_SERVICE 0x0040 /* cannot be kicked, killed or deoped +k */
53#define FLAGS_GLOBAL 0x0080 /* receives global messages +g */
54#define FLAGS_HELPER 0x0100 /* (network?) helper +h */
55#define FLAGS_PERSISTENT 0x0200 /* for reserved nicks, this isn't just one-shot */
56#define FLAGS_GAGGED 0x0400 /* for gagged users */
57#define FLAGS_AWAY 0x0800 /* for away users */
58#define FLAGS_STAMPED 0x1000 /* for users who have been stamped */
59#define FLAGS_HIDDEN_HOST 0x2000 /* user's host is masked by their account */
60#define FLAGS_REGNICK 0x4000 /* user owns their current nick */
61#define FLAGS_REGISTERING 0x8000 /* user has issued account register command, is waiting for email cookie */
62
63#define IsOper(x) ((x)->modes & FLAGS_OPER)
64#define IsService(x) ((x)->modes & FLAGS_SERVICE)
65#define IsDeaf(x) ((x)->modes & FLAGS_DEAF)
66#define IsInvisible(x) ((x)->modes & FLAGS_INVISIBLE)
67#define IsGlobal(x) ((x)->modes & FLAGS_GLOBAL)
68#define IsWallOp(x) ((x)->modes & FLAGS_WALLOP)
69#define IsServNotice(x) ((x)->modes & FLAGS_SERVNOTICE)
70#define IsHelperIrcu(x) ((x)->modes & FLAGS_HELPER)
71#define IsGagged(x) ((x)->modes & FLAGS_GAGGED)
72#define IsPersistent(x) ((x)->modes & FLAGS_PERSISTENT)
73#define IsAway(x) ((x)->modes & FLAGS_AWAY)
74#define IsStamped(x) ((x)->modes & FLAGS_STAMPED)
75#define IsHiddenHost(x) ((x)->modes & FLAGS_HIDDEN_HOST)
76#define IsReggedNick(x) ((x)->modes & FLAGS_REGNICK)
77#define IsRegistering(x) ((x)->modes & FLAGS_REGISTERING)
78#define IsFakeHost(x) ((x)->fakehost[0] != '\0')
79#define IsLocal(x) ((x)->uplink == self)
80
81#define NICKLEN 30
82#define USERLEN 10
83#define HOSTLEN 63
84#define REALLEN 50
85#define TOPICLEN 250
86#define CHANNELLEN 200
87
88#define MAXMODEPARAMS 6
89#define MAXBANS 45
90
91/* IDLEN is 6 because it takes 5.33 Base64 digits to store 32 bytes. */
92#define IDLEN 6
93
94DECLARE_LIST(userList, struct userNode*);
95DECLARE_LIST(modeList, struct modeNode*);
96DECLARE_LIST(banList, struct banNode*);
97DECLARE_LIST(channelList, struct chanNode*);
98DECLARE_LIST(serverList, struct server*);
99
100struct userNode {
101 char *nick; /* Unique name of the client, nick or host */
102 char ident[USERLEN + 1]; /* Per-host identification for user */
103 char info[REALLEN + 1]; /* Free form additional client information */
104 char hostname[HOSTLEN + 1]; /* DNS name or IP address */
105 char fakehost[HOSTLEN + 1]; /* Assigned fake host */
106#ifdef WITH_PROTOCOL_P10
107 char numeric[COMBO_NUMERIC_LEN+1];
108 unsigned int num_local : 18;
109#endif
110 unsigned int dead : 1; /* Is user waiting to be recycled? */
111 struct in_addr ip; /* User's IP address */
112 long modes; /* user flags +isw etc... */
113
114 time_t timestamp; /* Time of last nick change */
115 struct server *uplink; /* Server that user is connected to */
116 struct modeList channels; /* Vector of channels user is in */
117
118 /* from nickserv */
119 struct handle_info *handle_info;
120 struct userNode *next_authed;
121 struct policer auth_policer;
122};
123
124struct chanNode {
125 chan_mode_t modes;
126 unsigned int limit, locks;
127 char key[KEYLEN + 1];
128 time_t timestamp; /* creation time */
129
130 char topic[TOPICLEN + 1];
131 char topic_nick[NICKLEN + 1];
132 time_t topic_time;
133
134 struct modeList members;
135 struct banList banlist;
136 struct policer join_policer;
137 unsigned int join_flooded : 1;
138 unsigned int bad_channel : 1;
139
140 struct chanData *channel_info;
141 struct channel_help *channel_help;
142 char name[1];
143};
144
145struct banNode {
146 char ban[NICKLEN + USERLEN + HOSTLEN + 3]; /* 1 for '\0', 1 for ! and 1 for @ = 3 */
147 char who[NICKLEN + 1]; /* who set ban */
148 time_t set; /* time ban was set */
149};
150
151struct modeNode {
152 struct chanNode *channel;
153 struct userNode *user;
154 long modes;
155 time_t idle_since;
156};
157
158#define SERVERNAMEMAX 64
159#define SERVERDESCRIPTMAX 128
160
161struct server {
162 char name[SERVERNAMEMAX+1];
163 time_t boot;
164 time_t link;
165 char description[SERVERDESCRIPTMAX+1];
166#ifdef WITH_PROTOCOL_P10
167 char numeric[COMBO_NUMERIC_LEN+1];
168 unsigned int num_mask;
169#endif
170 unsigned int hops, clients, max_clients;
171 unsigned int burst : 1, self_burst : 1;
172 struct server *uplink;
173#ifdef WITH_PROTOCOL_P10
174 struct userNode **users; /* flat indexed by numeric */
175#else
176 dict_t users; /* indexed by nick */
177#endif
178 struct serverList children;
179};
180
181extern struct server *self;
182extern dict_t channels;
183extern dict_t clients;
184extern dict_t servers;
185extern unsigned int max_clients, invis_clients;
186extern time_t max_clients_time;
187extern struct userList curr_opers, curr_helpers;
188
189struct server* GetServerH(const char *name); /* using full name */
190struct userNode* GetUserH(const char *nick); /* using nick */
191struct chanNode* GetChannel(const char *name);
192struct modeNode* GetUserMode(struct chanNode* channel, struct userNode* user);
193
194typedef void (*server_link_func_t) (struct server *server);
195void reg_server_link_func(server_link_func_t handler);
196
197typedef int (*new_user_func_t) (struct userNode *user);
198void reg_new_user_func(new_user_func_t handler);
199typedef void (*del_user_func_t) (struct userNode *user, struct userNode *killer, const char *why);
200void reg_del_user_func(del_user_func_t handler);
201void unreg_del_user_func(del_user_func_t handler);
202void ReintroduceUser(struct userNode* user);
203typedef void (*nick_change_func_t)(struct userNode *user, const char *old_nick);
204void reg_nick_change_func(nick_change_func_t handler);
205void NickChange(struct userNode* user, const char *new_nick, int no_announce);
206
207typedef void (*account_func_t) (struct userNode *user, const char *stamp);
208void reg_account_func(account_func_t handler);
209void call_account_func(struct userNode *user, const char *stamp);
210void StampUser(struct userNode *user, const char *stamp);
211void assign_fakehost(struct userNode *user, const char *host, int announce);
212
213typedef void (*new_channel_func_t) (struct chanNode *chan);
214void reg_new_channel_func(new_channel_func_t handler);
215typedef int (*join_func_t) (struct modeNode *mNode);
216void reg_join_func(join_func_t handler);
217typedef void (*del_channel_func_t) (struct chanNode *chan);
218void reg_del_channel_func(del_channel_func_t handler);
219
220struct chanNode* AddChannel(const char *name, time_t time_, const char *modes, char *banlist);
221void LockChannel(struct chanNode *channel);
222void UnlockChannel(struct chanNode *channel);
223
224struct modeNode* AddChannelUser(struct userNode* user, struct chanNode* channel);
225
226typedef void (*part_func_t) (struct modeNode *mn, const char *reason);
227void reg_part_func(part_func_t handler);
228void unreg_part_func(part_func_t handler);
229void DelChannelUser(struct userNode* user, struct chanNode* channel, const char *reason, int deleting);
230void KickChannelUser(struct userNode* target, struct chanNode* channel, struct userNode *kicker, const char *why);
231
232typedef void (*kick_func_t) (struct userNode *kicker, struct userNode *user, struct chanNode *chan);
233void reg_kick_func(kick_func_t handler);
234void ChannelUserKicked(struct userNode* kicker, struct userNode* victim, struct chanNode* channel);
235
236int ChannelBanExists(struct chanNode *channel, const char *ban);
237
238typedef int (*topic_func_t)(struct userNode *who, struct chanNode *chan, const char *old_topic);
239void reg_topic_func(topic_func_t handler);
240void SetChannelTopic(struct chanNode *channel, struct userNode *user, const char *topic, int announce);
241
242void init_structs(void);
243
244#endif