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/*
libuirc - minimal IRC protocol
Copyright (C) 2020 Tibor 'Igor2' Palinkas
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 31 Milk Street, # 960789 Boston, MA 02196 USA
Author: libporty (at) igor2.repo.hu
*/
#include <genvector/gds_char.h>
#include <libporty_net/libportytcp4.h>
#define UIRC_MAX_QUERIES 16
typedef enum {
UIRC_UNUSED = 0,
UIRC_SERVER,
UIRC_CHAN,
UIRC_PRIV
} uirc_query_type_t;
typedef struct {
uirc_query_type_t type;
char *name;
#if 0
/* channel: */
gds_t *nicks; /* , separated list of nicknames for a channel; first char is one of @, + or space */
char *topic;
#endif
} uirc_query_t;
typedef enum { /* bitfield */
UIRC_CONNECT = 0x0001,
UIRC_DISCONNECT = 0x0002,
UIRC_TOPIC = 0x0004,
UIRC_GOT_MISC = 0x0008,
UIRC_QUERY_BEGIN = 0x0010,
UIRC_QUERY_END = 0x0020,
UIRC_ME_QUIT = 0x0040,
UIRC_ME_JOIN = 0x0080,
UIRC_JOIN = 0x0100,
UIRC_ME_PART = 0x0200,
UIRC_PART = 0x0400,
UIRC_MSG = 0x0800,
UIRC_NOTICE = 0x1000,
UIRC_KICK = 0x2000
} uirc_event_t;
typedef struct uirc_s uirc_t;
struct uirc_s {
char *nick; /* must be malloc'd */
uirc_query_t query[UIRC_MAX_QUERIES]; /* query 0 is special: server "window" */
int curr_query, last_new_query;
/* any of these may be NULL */
void *user_data;
int (*on_rawin)(uirc_t *ctx, char *from, char *cmd, char *arg); /* returns non-zero to omit further/normal processing of the message */
void (*on_connect)(uirc_t *ctx);
void (*on_disconnect)(uirc_t *ctx);
void (*on_got_misc)(uirc_t *ctx, int query_to, const char *msg);
void (*on_query_begin)(uirc_t *ctx, int query_to);
void (*on_query_end)(uirc_t *ctx, int query_to); /* called on leaving the channel for any reason */
void (*on_me_quit)(uirc_t *ctx);
void (*on_me_join)(uirc_t *ctx, int query, char *chan);
void (*on_join)(uirc_t *ctx, char *nick, int query, char *chan);
void (*on_me_part)(uirc_t *ctx, int query, char *chan);
void (*on_part)(uirc_t *ctx, char *nick, int query, char *chan, char *reason);
void (*on_kick)(uirc_t *ctx, char *nick, int query, char *chan, char *victim, char *reason);
void (*on_msg)(uirc_t *ctx, char *from, int query, char *to, char *text);
void (*on_notice)(uirc_t *ctx, char *from, int query, char *to, char *text);
void (*on_topic)(uirc_t *ctx, char *from, int query, char *to, char *text);
/* internal */
P_net_socket sk;
gds_t ibuf, obuf;
int dummy[2];
unsigned connecting:1;
unsigned alive:1;
};
int uirc_connect(uirc_t *ctx, const char *server, int port, char *user);
void uirc_disconnect(uirc_t *ctx);
/* Returns the events field for a poll() for ctx->sk */
int uirc_get_poll_events(uirc_t *ctx);
/* if revents is NULL, do local non-blocking polll otherwise accept *revents
as poll results for ctx->sk for events returned by uirc_get_poll_events(). */
uirc_event_t uirc_poll(uirc_t *ctx, int *revents);
/*** IRC commands ***/
void uirc_join(uirc_t *ctx, const char *chan);
void uirc_close(uirc_t *ctx, int query);
void uirc_privmsg(uirc_t *ctx, const char *target, const char *msg);
void uirc_raw(uirc_t *ctx, const char *msg);
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