/*
* carlu - userspace testing utility for ar9170 devices
*
* Debug API definition
*
* Copyright 2009-2011 Christian Lamparter <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef __CARL9170USER_DEBUG_H
#define __CARL9170USER_DEBUG_H

#include <stdio.h>
#include "compiler.h"

enum debug_level_t {
SILENT,
ERROR,
WARNING,
INFO,
VERBOSE,

/* KEEP LAST */
ALL,
};

extern bool print_message_debug_level;
extern enum debug_level_t debug_level;

#define __fprintf(lvl, fmt, args...) do { \
if (lvl <= debug_level) { \
if (print_message_debug_level) \
fprintf(dbg_lvl_to_fh(lvl), "<%d>:" fmt, lvl, ##args); \
else \
fprintf(dbg_lvl_to_fh(lvl), fmt, ##args); \
} \
} while (0);

#define dbg(fmt, args...) __fprintf(VERBOSE, fmt, ##args)
#define info(fmt, args...) __fprintf(INFO, fmt, ##args)
#define warn(fmt, args...) __fprintf(WARNING, fmt, ##args)
#define err(fmt, args...) __fprintf(ERROR, fmt, ##args)

#define BUG_ON(a) \
do { \
if (a) { \
__fprintf(ERROR, "!!!=>BUG IN function \"%s\" at line %d<=!!! %s\n", \
__func__, __LINE__, #a); \
fflush(stderr); \
abort(); \
} \
} while (0)

FILE *dbg_lvl_to_fh(const enum debug_level_t lvl);
void init_debug(void);
void print_hex_dump_bytes(const enum debug_level_t lvl, const char *prefix,
const void *buf, size_t len);

#endif /* __CARL9170USER_DEBUG_H */