oicb.h

/*
 * Copyright (c) 2014-2020 Vadim Zhukov <zhuk@openbsd.org>
 *
 * 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.
 */

#ifndef OICB_OICB_H
#define OICB_OICB_H

#include <sys/queue.h>
#include "compat.h"

#define NICKNAME_MAX 64

enum ICBState {
	Connecting,
	Connected,
	LoginSent,
	Chat,
};
extern enum ICBState state;

enum SrvFeatures {
	Ping	= 0x01,
	ExtPkt	= 0x02,
};
extern enum SrvFeatures srv_features;

SIMPLEQ_HEAD(icb_task_queue, icb_task);
struct icb_task {
	SIMPLEQ_ENTRY(icb_task)	it_entry;
	size_t	  it_len;
	size_t	  it_ndone;
	void	 *it_cb_data;
	void	(*it_cb)(struct icb_task *);
	char	  it_data[0];
};
extern struct icb_task_queue	tasks_net;

struct line_cmd {
	char	*start;	// same as the parse_cmd_line() argument
	char	*cmd_name;
	char	*cmd_name_end;
	int	 cmd_name_len;
	int	 has_args;
	int	 is_private;	// "/m" or "/msg"

	// only in private message commands
	int	 private_prefix_len;	// up to private_msg
	char	*peer_nick;
	char	*peer_nick_end;
	char	*private_msg;
	int	 peer_nick_offset;	// from start
	int	 peer_nick_len;
};

int	 parse_cmd_line(char *line, struct line_cmd *cmd);

int	 push_stdout_untrusted(const char *text, ...);
int	 push_stdout(const char *text, ...)
	__attribute__((__format__ (printf, 1, 2)))
	__attribute__((__nonnull__ (1)));


extern int		 debug;
extern int		 utf8_ready;

extern char	*nick;
extern size_t	 nicklen;	// less than NICKNAME_MAX
extern char	*hostname;
extern char	*room;

#define	PRIV_CHATS_MAX	5
extern char	 priv_chats_nicks[PRIV_CHATS_MAX][NICKNAME_MAX];
extern int	 repeat_priv_nick;
extern int	 prefer_long_priv_cmd;

extern volatile int	 want_exit;


#endif // OICB_OICB_H