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/*
* Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>.
*
* 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 2 of the
* License, or 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* You can also choose to distribute this program under the terms of
* the Unmodified Binary Distribution Licence (as given in the file
* COPYING.UBDL), provided that you have satisfied its requirements.
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** @file
*
* SHA-384 algorithm
*
*/
#include <stdint.h>
#include <byteswap.h>
#include <ipxe/crypto.h>
#include <ipxe/asn1.h>
#include <ipxe/sha512.h>
/** SHA-384 initial digest values */
static const struct sha512_digest sha384_init_digest = {
.h = {
cpu_to_be64 ( 0xcbbb9d5dc1059ed8ULL ),
cpu_to_be64 ( 0x629a292a367cd507ULL ),
cpu_to_be64 ( 0x9159015a3070dd17ULL ),
cpu_to_be64 ( 0x152fecd8f70e5939ULL ),
cpu_to_be64 ( 0x67332667ffc00b31ULL ),
cpu_to_be64 ( 0x8eb44a8768581511ULL ),
cpu_to_be64 ( 0xdb0c2e0d64f98fa7ULL ),
cpu_to_be64 ( 0x47b5481dbefa4fa4ULL ),
},
};
/**
* Initialise SHA-384 algorithm
*
* @v ctx SHA-384 context
*/
static void sha384_init ( void *ctx ) {
struct sha512_context *context = ctx;
sha512_family_init ( context, &sha384_init_digest, SHA384_DIGEST_SIZE );
}
/** SHA-384 algorithm */
struct digest_algorithm sha384_algorithm = {
.name = "sha384",
.ctxsize = sizeof ( struct sha512_context ),
.blocksize = sizeof ( union sha512_block ),
.digestsize = SHA384_DIGEST_SIZE,
.init = sha384_init,
.update = sha512_update,
.final = sha512_final,
};
/** "sha384" object identifier */
static uint8_t oid_sha384[] = { ASN1_OID_SHA384 };
/** "sha384" OID-identified algorithm */
struct asn1_algorithm oid_sha384_algorithm __asn1_algorithm = {
.name = "sha384",
.digest = &sha384_algorithm,
.oid = ASN1_OID_CURSOR ( oid_sha384 ),
};
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