hexdecode.c 990 Bytes
/**
 * \file
 *
 * \author	Georg Hopp
 *
 * \copyright
 * Copyright © 2014 Georg Hopp
 *
 * 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 <sys/types.h>

#include "hexmap.h"

size_t
TR_hexdecode(char * buffer, size_t n)
{
	char * bin = buffer;
	char * hex = buffer;

	for (; n>0; n-=2, hex+=2) {
		*(bin++) = HEXVAL(hex);
	}

	return bin - buffer;
}

// vim: set ft=c ts=4 sw=4: