/*	$OpenBSD: utils.h,v 1.5 2020/01/23 05:40:09 ratchov Exp $	*/
/*
 * Copyright (c) 2003-2012 Alexandre Ratchov <alex@caoua.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 UTILS_H
#define UTILS_H

#include <stddef.h>

struct name {
	struct name *next;
	char str[];
};

void log_puts(char *);
void log_putx(unsigned long);
void log_putu(unsigned long);
void log_puti(long);
void panic(void);
void log_flush(void);

void *xmalloc(size_t);
char *xstrdup(char *);
void xfree(void *);

void namelist_add(struct name **, char *);
void namelist_clear(struct name **);
char *namelist_byindex(struct name **, unsigned int);

/*
 * Log levels:
 *
 * 0 - fatal errors: bugs, asserts, internal errors.
 * 1 - warnings: bugs in clients, failed allocations, non-fatal errors.
 * 2 - misc information (hardware parameters, incoming clients)
 * 3 - structural changes (eg. new streams, new parameters ...)
 * 4 - data blocks and messages
 */
extern unsigned int log_level;
extern unsigned int log_sync;

#endif