btdebug.c

blue tooth protocol stack source code

/*
 * btdebug.c -- Miscellaneous debug functions
 *        
 * Copyright (C) 2000, 2001  Axis Communications AB
 *
 * Author: Mattias Agren <[e-mail]>
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Exceptionally, Axis Communications AB grants discretionary and
 * conditional permissions for additional use of the text contained
 * in the company's release of the AXIS OpenBT Stack under the
 * provisions set forth hereunder.
 *
 * Provided that, if you use the AXIS OpenBT Stack with other files,
 * that do not implement functionality as specified in the Bluetooth
 * System specification, to produce an executable, this does not by
 * itself cause the resulting executable to be covered by the GNU
 * General Public License. Your use of that executable is in no way
 * restricted on account of using the AXIS OpenBT Stack code with it.
 *
 * This exception does not however invalidate any other reasons why
 * the executable file might be covered by the provisions of the GNU
 * General Public License.
 *
 * $Id: btdebug.c,v 1.22 2001/06/06 14:57:19 mattiasagren Exp $
 *
 */

/****************** INCLUDE FILES SECTION ***********************************/

#define __NO_VERSION__ /* don't define kernel_version in module.h */

#ifdef __KERNEL__
#include <linux/bluetooth/btdebug.h>
#include <linux/bluetooth/bluetooth.h>
#include <linux/time.h>
#else
#include "include/btdebug.h"
#endif
   
/****************** CONSTANT AND MACRO SECTION ******************************/

/****************** TYPE DEFINITION SECTION *********************************/

/****************** LOCAL FUNCTION DECLARATION SECTION **********************/

/****************** GLOBAL VARIABLE DECLARATION SECTION *********************/

/****************** LOCAL VARIABLE DECLARATION SECTION **********************/

/****************** FUNCTION DEFINITION SECTION *****************************/

#ifdef __KERNEL__

static u8 buf[20];
static struct timeval tv_old = {0, 0};

u8* print_time(s32 use_stdout)
{
	s32 len, diff;
	struct timeval tv;  

	do_gettimeofday(&tv);
	
	diff = ((tv.tv_sec - tv_old.tv_sec)*1000000 + tv.tv_usec) - 
		tv_old.tv_usec;
	
	if (use_stdout == 1) {
		printk("[%03d,%06d<%06d>] ", 
		       (int)tv.tv_sec, (int)tv.tv_usec, diff);
	}
	else
	{
		len = sprintf(buf, "[%03d,%06d<%06d>] ", 
			      (int)tv.tv_sec, tv.tv_usec, diff);
		buf[len] = 0;
	}
	tv_old = tv;
	return buf;
}

#else

/* No timestamps in usermode yet */
char* print_time(int use_stdout)
{
	printf("No timestamps in usermode stack yet\n");
	return "No timestamps in usermode stack yet\n";
}
#endif

void 
print_data(const u8 *message, u8 *buf, s32 len)
{ 
	s32 t = 0;

#if BT_USE_TIMESTAMPS
	if (message)
		printk("\n%s %s (%d):\n", print_time(0), message, len);
#else
	if (message)
		printk("\n%s (%d):\n", message, len);
#endif
	while (t < len)
	{
		printk("0x%02x ", buf[t++]);
		if (!(t % 16))
			printk("\n");
	}
	if (t % 16)
		printk("\n");
}

const char* bd2str(const unsigned char *bd)
{
  static char buf[20];

  sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X",
          bd[0], bd[1], bd[2], bd[3], bd[4], bd[5]);

  return buf;
}

/****************** END OF FILE debug.c *************************************/