ermyth/include/channels.h

/*
 * Copyright © 2005 William Pitcock, et al.
 * Rights to this code are as documented in doc/pod/license.pod.
 *
 * Data structures for channel information.
 *
 * $Id: channels.h,v 1.3 2007-08-28 17:08:06 pippijn Exp $
 */

#ifndef CHANNELS_H
#define CHANNELS_H

#include <map>

#include <ermyth/callback.h>

#define MAXEXTMODES 5

class channel_t : public zero_initialised
{
  struct callbacks
  {
    functor::callback1<channel_t *> add;
    functor::callback1<channel_t *> akick_add;
    functor::callback1<channel_t *> remove;
    functor::callback6<channel_t *, user_t *, server_t *,
                       char const * const /* setter */,
                       time_t             /* ts */,
                       char const * const /* topic */,
                       bool               /* return value */> can_change_topic;
    functor::callback3<channel_t *, user_t *, char const * const> message;
    functor::callback1<channel_t *> topic;
    functor::callback1<channel_t *> tschange;
  };

public:
  char *name;

  unsigned int modes;
  char *key;
  unsigned int limit;
  char *extmodes[MAXEXTMODES];  /* non-standard simple modes with param eg +j */

  unsigned int nummembers;

  time_t ts;

  char *topic;
  char *topic_setter;
  time_t topicts;

  list_t members;
  list_t bans;

  static callbacks callback;
};

/* struct for channel memberships */
class chanuser_t : public zero_initialised
{
  struct callbacks
  {
    functor::callback1<chanuser_t *, bool> join;
    functor::callback1<chanuser_t *> part;
  };

public:
  channel_t *chan;
  user_t *user;
  unsigned int modes;
  node_t unode;
  node_t cnode;

  static callbacks callback;
};

struct chanban_t : zero_initialised
{
  channel_t *chan;
  char *mask;
  int type;                     /* 'b', 'e', 'I', etc -- jilles */
};

#define CMODE_OP        0x00000020      /* SPECIAL */
#define CMODE_VOICE     0x00000200      /* SPECIAL */

#define CMODE_INVITE    0x00000001
#define CMODE_KEY       0x00000002
#define CMODE_LIMIT     0x00000004
#define CMODE_MOD       0x00000008
#define CMODE_NOEXT     0x00000010
#define CMODE_PRIV      0x00000040      /* AKA PARA */
#define CMODE_SEC       0x00000080
#define CMODE_TOPIC     0x00000100

#define MTYPE_NUL 0
#define MTYPE_ADD 1
#define MTYPE_DEL 2

struct cmode_t
{
  char mode;
  unsigned int value;
};

struct extmode
{
  char mode;
  bool (*check) (char const * const, channel_t *, mychan_t *, user_t *, myuser_t *);
};

#if 0
/* channel related hooks */
typedef struct
{
  chanuser_t *cu;               /* Write NULL here if you kicked the user.
                                   When kicking the last user, you must join a
                                   service first, otherwise the channel may be
                                   destroyed and crashes may occur. The service may
                                   not part until you return; chanserv provides
                                   MC_INHABIT to help with this.
                                   This also prevents kick/rejoin floods.
                                   If this is NULL, a previous function kicked
                                   the user */
} hook_channel_joinpart_t;

typedef struct
{
  user_t *u;
  channel_t *c;
  char *msg;
} hook_cmessage_data_t;

struct hook_channel_topic_check_t
{
  user_t *u;                    /* Online user that changed the topic */
  server_t *s;                  /* Server that restored a topic */
  channel_t *c;                 /* Channel still has old topic */
  char const * const setter;    /* Stored setter string, can be nick, nick!user@host
                                   or server */
  time_t ts;                    /* Time the topic was changed */
  char const * const topic;     /* New topic */
  int approved;                 /* Write non-zero here to cancel the change */

  hook_channel_topic_check_t (char const * const _setter, char const * const _topic)
  : setter (_setter), topic (_topic)
  {
  }
};
#endif

/* cmode.C */
E char *flags_to_string (int flags);
E int mode_to_flag (char c);
E void channel_mode (user_t *source, channel_t *chan, int parc, char const * const parv[]);
E void channel_mode (user_t *source, channel_t *chan, char const * const arg);
E void channel_mode_va (user_t *source, channel_t *chan, int parc, char const * const parv0, ...);
E void clear_simple_modes (channel_t *c);
E char *channel_modes (channel_t *c, bool doparams);
E void modestack_flush_channel (channel_t *channel);
E void modestack_forget_channel (channel_t *channel);
E void modestack_finalize_channel (channel_t *channel);
E void modestack_mode_simple (char *source, channel_t *channel, int dir, int flags);
E void modestack_mode_limit (char *source, channel_t *channel, int dir, unsigned int limit);
E void modestack_mode_ext (char *source, channel_t *channel, int dir, int i, char const * const value);
E void modestack_mode_param (char *source, channel_t *channel, int dir, char type, char const * const value);
E void check_modes (mychan_t *mychan, bool sendnow);

/* channels.C */
typedef std::pair<char const * const, channel_t *> channel_pair;
typedef std::map<char const * const, channel_t *, irccase_lt> channel_map;
E channel_map chanlist;

E void init_channels (void);

E channel_t *channel_add (char const * const name, unsigned int ts, server_t *creator);
E void channel_delete (channel_t *c);
E channel_t *channel_find (char const * const name);

E chanuser_t *chanuser_add (channel_t *chan, char const * const user);
E void chanuser_delete (channel_t *chan, user_t *user);
E chanuser_t *chanuser_find (channel_t *chan, user_t *user);

E chanban_t *chanban_add (channel_t *chan, char const * const mask, int type);
E void chanban_delete (chanban_t *c);
E chanban_t *chanban_find (channel_t *chan, char const * const mask, int type);
E void chanban_clear (channel_t *chan);

#endif
Revision:	1.4
Committed:	Thu Aug 30 06:57:25 2007 UTC (16 years, 9 months ago) by pippijn
Content type:	text/plain
Branch:	MAIN
Changes since 1.3:	+6 -2 lines
Log Message:	- chanlist to std::map
#	User	Rev	Content
1	pippijn	1.1	/*
2	pippijn	1.3	* Copyright © 2005 William Pitcock, et al.
3	pippijn	1.2	* Rights to this code are as documented in doc/pod/license.pod.
4	pippijn	1.1	*
5			* Data structures for channel information.
6			*
7	pippijn	1.4	* $Id: channels.h,v 1.3 2007-08-28 17:08:06 pippijn Exp $
8	pippijn	1.1	*/
9
10			#ifndef CHANNELS_H
11			#define CHANNELS_H
12
13	pippijn	1.4	#include <map>
14
15	pippijn	1.3	#include <ermyth/callback.h>
16
17	pippijn	1.1	#define MAXEXTMODES 5
18
19	pippijn	1.3	class channel_t : public zero_initialised
20	pippijn	1.1	{
21	pippijn	1.3	struct callbacks
22			{
23			functor::callback1<channel_t *> add;
24			functor::callback1<channel_t *> akick_add;
25			functor::callback1<channel_t *> remove;
26			functor::callback6<channel_t , user_t , server_t *,
27			char const * const /* setter */,
28			time_t /* ts */,
29			char const * const /* topic */,
30			bool /* return value */> can_change_topic;
31			functor::callback3<channel_t , user_t , char const * const> message;
32			functor::callback1<channel_t *> topic;
33			functor::callback1<channel_t *> tschange;
34			};
35
36			public:
37	pippijn	1.1	char *name;
38
39			unsigned int modes;
40			char *key;
41			unsigned int limit;
42			char extmodes[MAXEXTMODES]; / non-standard simple modes with param eg +j */
43
44			unsigned int nummembers;
45
46			time_t ts;
47
48			char *topic;
49			char *topic_setter;
50			time_t topicts;
51
52			list_t members;
53			list_t bans;
54	pippijn	1.3
55			static callbacks callback;
56	pippijn	1.1	};
57
58			/* struct for channel memberships */
59	pippijn	1.3	class chanuser_t : public zero_initialised
60	pippijn	1.1	{
61	pippijn	1.3	struct callbacks
62			{
63			functor::callback1<chanuser_t *, bool> join;
64			functor::callback1<chanuser_t *> part;
65			};
66
67			public:
68	pippijn	1.1	channel_t *chan;
69			user_t *user;
70			unsigned int modes;
71			node_t unode;
72			node_t cnode;
73	pippijn	1.3
74			static callbacks callback;
75	pippijn	1.1	};
76
77	pippijn	1.3	struct chanban_t : zero_initialised
78	pippijn	1.1	{
79			channel_t *chan;
80			char *mask;
81			int type; /* 'b', 'e', 'I', etc -- jilles */
82			};
83
84			#define CMODE_OP 0x00000020 /* SPECIAL */
85			#define CMODE_VOICE 0x00000200 /* SPECIAL */
86
87			#define CMODE_INVITE 0x00000001
88			#define CMODE_KEY 0x00000002
89			#define CMODE_LIMIT 0x00000004
90			#define CMODE_MOD 0x00000008
91			#define CMODE_NOEXT 0x00000010
92			#define CMODE_PRIV 0x00000040 /* AKA PARA */
93			#define CMODE_SEC 0x00000080
94			#define CMODE_TOPIC 0x00000100
95
96			#define MTYPE_NUL 0
97			#define MTYPE_ADD 1
98			#define MTYPE_DEL 2
99
100			struct cmode_t
101			{
102			char mode;
103			unsigned int value;
104			};
105
106			struct extmode
107			{
108			char mode;
109	pippijn	1.3	bool (check) (char const const, channel_t , mychan_t , user_t , myuser_t );
110	pippijn	1.1	};
111
112	pippijn	1.3	#if 0
113	pippijn	1.1	/* channel related hooks */
114			typedef struct
115			{
116			chanuser_t cu; / Write NULL here if you kicked the user.
117			When kicking the last user, you must join a
118			service first, otherwise the channel may be
119			destroyed and crashes may occur. The service may
120			not part until you return; chanserv provides
121			MC_INHABIT to help with this.
122			This also prevents kick/rejoin floods.
123			If this is NULL, a previous function kicked
124			the user */
125			} hook_channel_joinpart_t;
126
127			typedef struct
128			{
129			user_t *u;
130			channel_t *c;
131			char *msg;
132			} hook_cmessage_data_t;
133
134	pippijn	1.3	struct hook_channel_topic_check_t
135	pippijn	1.1	{
136			user_t u; / Online user that changed the topic */
137			server_t s; / Server that restored a topic */
138			channel_t c; / Channel still has old topic */
139	pippijn	1.3	char const * const setter; /* Stored setter string, can be nick, nick!user@host
140	pippijn	1.1	or server */
141			time_t ts; /* Time the topic was changed */
142	pippijn	1.3	char const * const topic; /* New topic */
143	pippijn	1.1	int approved; /* Write non-zero here to cancel the change */
144
145	pippijn	1.3	hook_channel_topic_check_t (char const * const _setter, char const * const _topic)
146			: setter (_setter), topic (_topic)
147			{
148			}
149			};
150			#endif
151
152			/* cmode.C */
153	pippijn	1.1	E char *flags_to_string (int flags);
154			E int mode_to_flag (char c);
155	pippijn	1.3	E void channel_mode (user_t source, channel_t chan, int parc, char const * const parv[]);
156			E void channel_mode (user_t source, channel_t chan, char const * const arg);
157			E void channel_mode_va (user_t source, channel_t chan, int parc, char const * const parv0, ...);
158	pippijn	1.1	E void clear_simple_modes (channel_t *c);
159			E char channel_modes (channel_t c, bool doparams);
160			E void modestack_flush_channel (channel_t *channel);
161			E void modestack_forget_channel (channel_t *channel);
162			E void modestack_finalize_channel (channel_t *channel);
163			E void modestack_mode_simple (char source, channel_t channel, int dir, int flags);
164			E void modestack_mode_limit (char source, channel_t channel, int dir, unsigned int limit);
165	pippijn	1.3	E void modestack_mode_ext (char source, channel_t channel, int dir, int i, char const * const value);
166			E void modestack_mode_param (char source, channel_t channel, int dir, char type, char const * const value);
167	pippijn	1.1	E void check_modes (mychan_t *mychan, bool sendnow);
168
169	pippijn	1.3	/* channels.C */
170	pippijn	1.4	typedef std::pair<char const * const, channel_t *> channel_pair;
171			typedef std::map<char const * const, channel_t *, irccase_lt> channel_map;
172			E channel_map chanlist;
173	pippijn	1.1
174			E void init_channels (void);
175
176	pippijn	1.3	E channel_t channel_add (char const const name, unsigned int ts, server_t *creator);
177	pippijn	1.1	E void channel_delete (channel_t *c);
178	pippijn	1.3	E channel_t channel_find (char const const name);
179	pippijn	1.1
180	pippijn	1.3	E chanuser_t chanuser_add (channel_t chan, char const * const user);
181	pippijn	1.1	E void chanuser_delete (channel_t chan, user_t user);
182			E chanuser_t chanuser_find (channel_t chan, user_t *user);
183
184	pippijn	1.3	E chanban_t chanban_add (channel_t chan, char const * const mask, int type);
185	pippijn	1.1	E void chanban_delete (chanban_t *c);
186	pippijn	1.3	E chanban_t chanban_find (channel_t chan, char const * const mask, int type);
187	pippijn	1.1	E void chanban_clear (channel_t *chan);
188
189			#endif