csu3_am335x/EVSE/GPL/open-plc-utils-0.3/key/HPAVKeySHA.c

/*====================================================================*
 *
 *   Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 *   All rights reserved.
 *
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 *   without modification, are permitted (subject to the limitations
 *   in the disclaimer below) 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.
 *
 *   * Neither the name of Qualcomm Atheros nor the names of
 *     its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written
 *     permission.
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 *   GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
 *   COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
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 *--------------------------------------------------------------------*/

/*====================================================================*
 *
 *   void HPAVKeySHA (uint8_t digest [], const char * string);
 *
 *   HPAVKey.h
 *
 *   compute the SHA256 digest for a NUL terminated string; the
 *   will always 256 bits (32 bytes) long for any string length;
 *
 *
 *   Contributor(s);
 *	Charles Maier
 *
 *--------------------------------------------------------------------*/

#ifndef HPAVKEYSHA_SOURCE
#define HPAVKEYSHA_SOURCE

#include "../key/HPAVKey.h"
#include "../key/SHA256.h"

void HPAVKeySHA (uint8_t digest [], const char * string)

{
	struct sha256 sha256;
	SHA256Reset (&sha256);
	SHA256Write (&sha256, string, strlen (string));
	SHA256Fetch (&sha256, digest);
	return;
}


#endif