/**
 * keyed-Hash Message Authentication Codes
 *
 * @file	platon/hash/hmac.h
 * @author	Oliver Hitz <oliver@net-track.ch> (taken from RFC2104)
 * @version	\$Platon: libplaton/platon/hash/hmac.h,v 1.1 2008-12-26 17:59:32 nepto Exp $
 * @date	2003
 */

#ifndef _PLATON_HASH_HMAC_H
#define _PLATON_HASH_HMAC_H

#ifndef PLATON_FUNC
# define PLATON_FUNC(_name) _name
#endif
#ifndef PLATON_FUNC_STR
# define PLATON_FUNC_STR(_name) #_name
#endif

#ifdef __cplusplus
extern "C" {
#endif

	/**
	 * Creates HMAC-MD5
	 *
	 * @param		text		pointer to data stream
	 * @param		text_len	length of data stream
	 * @param		key			pointer to authentication key
	 * @param		key_len		length of authentication key
	 * @param		digest		caller digest to be filled in
	 */
	void PLATON_FUNC(hmac_md5)(char *text, int text_len, char *key, int key_len, char *digest);

#ifdef __cplusplus
}
#endif

#endif /* #ifndef _PLATON_HASH_HMAC_H */