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/*
 *	BIRD Library
 *
 *	(c) 1998 Martin Mares <mj@ucw.cz>
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#ifndef _BIRD_BIRDLIB_H_
#define _BIRD_BIRDLIB_H_

/* Ugly structure offset handling macros */

#define OFFSETOF(s, i) ((unsigned int)&((s *)0)->i)
#define SKIP_BACK(s, i, p) ((s *)((char *)p - OFFSETOF(s, i)))

/* Logging and dying */

void log(char *msg, ...);
void die(char *msg, ...);

#define L_DEBUG "\001"			/* Debugging messages */
#define L_INFO "\002"			/* Informational messages */
#define L_WARN "\003"			/* Warnings */
#define L_ERR "\004"			/* Errors */
#define L_AUTH "\005"			/* Authorization failed etc. */

/* Debugging */

#ifdef LOCAL_DEBUG
#define DBG(x, y...) log(L_DEBUG x, ##y)
#else
#define DBG(x, y...)
#endif

#endif