/*====================================================================*
 *
 *   Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or
 *   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.
 *
 *   NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
 *   GRANTED BY THIS LICENSE. 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.
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *
 *   HPAVKey.h - HomePlug AV key definitions and constants;
 *
 *.  Qualcomm Atheros HomePlug AV Powerline Toolkit
 *:  Copyright (c) 2009-2013 by Qualcomm Atheros Inc. ALL RIGHTS RESERVED;
 *;  For demonstration and evaluation only; Not for production use.
 *
 *   Contributor(s);
 *      Charles Maier
 *
 *--------------------------------------------------------------------*/

#ifndef HPAVKEY_HEADER
#define HPAVKEY_HEADER

/*====================================================================*
 *   system header files;
 *--------------------------------------------------------------------*/

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

/*====================================================================*
 *   constants;
 *--------------------------------------------------------------------*/

#define HPAVKEY_CHAR_MIN 0x20
#define HPAVKEY_CHAR_MAX 0x7E
#define HPAVKEY_PHRASE_MIN 12
#define HPAVKEY_PHRASE_MAX 64
#define HPAVKEY_DIGEST_LEN 32
#define HPAVKEY_SHA_LEN 32
#define HPAVKEY_DAK_LEN 16
#define HPAVKEY_NMK_LEN 16
#define HPAVKEY_NID_LEN 7

#define HPAVKEY_SHA 0
#define HPAVKEY_DAK 1
#define HPAVKEY_NMK 2
#define HPAVKEY_NID 3

#define HPAVKEY_VERBOSE (1 << 0)
#define HPAVKEY_SILENCE (1 << 1)
#define HPAVKEY_ENFORCE (1 << 2)

/*====================================================================*
 *
 *--------------------------------------------------------------------*/

void HPAVKeyNMK (uint8_t NMK [], char const * string);
void HPAVKeyDAK (uint8_t DAK [], char const * string);
void HPAVKeyNID (uint8_t NID [], const uint8_t NMK [], uint8_t mode);
void HPAVKeySHA (uint8_t digest [], char const * string);
void HPAVKeyOut (const uint8_t digest [], size_t length, char const * phrase, unsigned flags);

/*====================================================================*
 *
 *--------------------------------------------------------------------*/

#endif