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/*
* log.c
*
* This file is part of libnetmd, a library for accessing Sony NetMD devices.
*
* Copyright (C) 2004 Bertrik Sikken
* Copyright (C) 2011 Alexander Sulfrian
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <stdio.h>
#include <stdarg.h>
#include "log.h"
static netmd_loglevel trace_level = 0;
void netmd_set_log_level(netmd_loglevel level)
{
trace_level = level;
}
void netmd_log_hex(netmd_loglevel level, const unsigned char* const buf, const size_t len)
{
size_t i;
size_t j = 0;
int breakpoint = 0;
if (level > trace_level) {
return;
}
for (i = 0; i < len; i++)
{
printf("%02x ", buf[i] & 0xff);
breakpoint++;
if(!((i + 1)%16) && i)
{
printf("\t\t");
for(j = ((i+1) - 16); j < ((i+1)/16) * 16; j++)
{
if(buf[j] < 30)
printf(".");
else
printf("%c", buf[j]);
}
printf("\n");
breakpoint = 0;
}
}
if(breakpoint == 16)
{
printf("\n");
return;
}
for(; breakpoint < 16; breakpoint++)
{
printf(" ");
}
printf("\t\t");
for(j = len - (len%16); j < len; j++)
{
if(buf[j] < 30)
printf(".");
else
printf("%c", buf[j]);
}
printf("\n");
}
void netmd_log(netmd_loglevel level, const char* const fmt, ...)
{
va_list arg;
if (level > trace_level) {
return;
}
va_start(arg, fmt);
vprintf(fmt, arg);
va_end(arg);
}
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