icbd/icb.h
2017-04-11 11:23:09 +01:00

148 lines
4.0 KiB
C

/*
* Copyright (c) 2009 Mike Belopuhov
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/queue.h>
#include <sys/socket.h>
/*
* ICB packet has the following format: <length><type><data>
* <lenght> is one byte length of the packet excluding the <lenght> byte;
* <type> is one byte type of the packet;
* <data> might not be null-terminated.
*/
#define ICB_MSGSIZE 256
#define ICB_MAXGRPLEN 32
#define ICB_MAXNICKLEN 32
#define ICB_MAXTOPICLEN 160
#define ICB_MAXHOSTLEN 40
#define ICB_MAXCMDLEN 32
#define ICB_MTABLEN 50 /* XXX */
#define ICB_M_LOGIN 'a'
#define ICB_M_OPEN 'b'
#define ICB_M_PERSONAL 'c'
#define ICB_M_STATUS 'd'
enum {
STATUS_ARRIVE,
STATUS_BOOT,
STATUS_DEPART,
STATUS_HELP,
STATUS_NAME,
STATUS_NOBEEP,
STATUS_NOTIFY,
STATUS_SIGNON,
STATUS_SIGNOFF,
STATUS_STATUS,
STATUS_TOPIC,
STATUS_WARNING
};
#define ICB_M_ERROR 'e'
#define ICB_M_IMPORTANT 'f'
#define ICB_M_EXIT 'g'
#define ICB_M_COMMAND 'h'
#define ICB_M_CMDOUT 'i'
enum {
CMDOUT_CO,
CMDOUT_EC,
CMDOUT_WG,
CMDOUT_WH,
CMDOUT_WL,
};
#define ICB_M_PROTO 'j'
#define ICB_M_BEEP 'k'
#define ICB_M_PING 'l'
#define ICB_M_PONG 'm'
#define ICB_M_NOOP 'n'
#define ICB_M_SEP '\001'
struct icb_group;
struct icb_session {
char nick[ICB_MAXNICKLEN];
char client[ICB_MAXNICKLEN];
char host[ICB_MAXHOSTLEN];
char hostname[NI_MAXHOST];
char buffer[ICB_MSGSIZE];
struct sockaddr_storage ss;
struct event ev;
struct bufferevent *bev;
struct icb_group *group;
size_t length;
size_t rlen;
time_t login;
time_t last;
int port;
uint32_t flags;
#define SETF(t, f) ((t) |= (f))
#define CLRF(t, f) ((t) &= ~(f))
#define ISSETF(t, f) ((t) & (f))
#define ICB_SF_PROTOSENT 0x0001
#define ICB_SF_LOGGEDIN 0x0002
#define ICB_SF_NOGROUP 0x0008
#define ICB_SF_NOBEEP 0x0010
#define ICB_SF_NOBEEP2 0x0020
#define ICB_SF_DNSINPROGRESS 0x1000
#define ICB_SF_PENDINGDROP 0x2000
/* in-group linkage */
LIST_ENTRY(icb_session) entry;
};
struct icb_group {
char name[ICB_MAXGRPLEN];
char topic[ICB_MAXTOPICLEN];
LIST_ENTRY(icb_group) entry;
LIST_HEAD(, icb_session) sess;
struct icb_session *mod;
};
LIST_HEAD(icb_grplist, icb_group);
extern struct icb_grplist groups;
#ifndef nitems
#define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
#endif
/* cmd.c */
void * icb_cmd_lookup(char *);
/* icb.c */
struct icb_group *
icb_addgroup(struct icb_session *, char *);
void icb_cmdout(struct icb_session *, int, char *);
void icb_delgroup(struct icb_group *);
void icb_error(struct icb_session *, const char *, ...);
void icb_init(void);
int icb_input(struct icb_session *);
int icb_ismod(struct icb_group *, struct icb_session *);
int icb_modpermit(struct icb_session *, int);
int icb_pass(struct icb_group *, struct icb_session *,
struct icb_session *);
void icb_privmsg(struct icb_session *, char *, char *);
void icb_remove(struct icb_session *, char *);
void icb_sendfmt(struct icb_session *, const char *, ...);
void icb_start(struct icb_session *);
void icb_status(struct icb_session *, int, const char *, ...);
void icb_status_group(struct icb_group *, struct icb_session *,
int, const char *, ...);
void icb_who(struct icb_session *, struct icb_group *);
int icb_token(char *, int, char **, char *, int, int, int);
int icb_trim(char *, int);
int icb_vis(char *, const char *, size_t, int);