/*
 * hexstr.c
 * hexstr
 *
 * Copyright (c) 2004-2005 Denis Defreyne
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 * 
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * 
 * - The names of hexstr's contributors may not be used to endorse or
 *   promote products derived from this software without specific prior
 *   written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdint.h>
#include <string.h>

/*!
 * @header
 * @abstract Provides two useful string replacement functions.
 * @copyright Copyright (c) 2004-2005 Denis Defreyne. All rights reserved. 
 */

/*!
 * @function bintohexstr
 * @abstract This function converts a string in binary representation to a string in hexadecimal representation.
 * @param str The string which is to be converted.
 * @param len The length of the string which is to be converted.
 * @result On failure (memory error), NULL is returned. On successful string conversion, the new string is returned. 
 */
inline char *bintohexstr(const uint8_t *str, size_t len);

/*!
 * @function hextobinstr
 * @abstract This function converts a string in hexadecimal representation to a string in binary representation.
 * @param str The string which is to be converted.
 * @param len The length of the string which is to be converted.
 * @result On failure (memory error), NULL is returned. On successful string conversion, the new string is returned. 
 */
inline uint8_t *hextobinstr(const char *str, size_t len);