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/*
* Debugging facilities.
*
* Copyright (C) 2014 Peter Wu <peter@lekensteyn.nl>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <stddef.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdarg.h>
#include "debug.h"
#ifdef ENABLE_TRACING
static bool debug_enabled;
void trace_log(const char *fmt, ...)
{
va_list ap;
if (debug_enabled) {
vprintf(fmt, ap);
}
va_end(ap);
}
void trace_dump_data(const char *tag, const uint8_t *data, size_t len)
{
if (!debug_enabled) {
return;
}
/* do not mess with stderr colors */
fflush(NULL);
printf("\033[34m");
printf("%s: ", tag);
while (len-- > 0) {
printf("%02x%c", *(data++),
len == 0 ? '\n' : ' ');
}
printf("\033[m");
fflush(NULL);
}
#endif
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