/*

 * This product includes cryptographic software developed by the OpenSSL

 * Project for use in the OpenSSL Toolkit (http://www.openssl.org/). This

 * product includes cryptographic software written by Eric Young

 * ([email protected]).

 */

/*

 * ====================================================================

 * Copyright (c) 1998-2011 The OpenSSL Project.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 *

 * 2. 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.

 *

 * 3. All advertising materials mentioning features or use of this

 *    software must display the following acknowledgment:

 *    "This product includes software developed by the OpenSSL Project

 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"

 *

 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

 *    endorse or promote products derived from this software without

 *    prior written permission. For written permission, please contact

 *    [email protected].

 *

 * 5. Products derived from this software may not be called "OpenSSL"

 *    nor may "OpenSSL" appear in their names without prior written

 *    permission of the OpenSSL Project.

 *

 * 6. Redistributions of any form whatsoever must retain the following

 *    acknowledgment:

 *    "This product includes software developed by the OpenSSL Project

 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"

 *

 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

 * EXPRESSED 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 OpenSSL PROJECT OR

 * ITS 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.

 * ====================================================================

 */

/*

 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.

 */

#ifndef	ENG_T4_SHA2_ASM_H

#define	ENG_T4_SHA2_ASM_H

/*

 * SPARC T4 SHA2 (SHA256/SHA512) assembly language functions and context.

 * The context must match that used by the Solaris SPARC T4 assembly

 * (except for OpenSSL-specific fields num and md_len that aren't in Solaris).

 *

 * Based on OpenSSL file openssl/sha.h and Solaris file sys/sha2.h.

 */

#include <stddef.h>

#include <sys/types.h>

#include <openssl/sha.h>

#ifdef	__cplusplus

extern "C" {

#endif

#ifndef OPENSSL_NO_SHA256

/*

 * The contents of this structure are a private interface between the

 * Init/Update/Multiblock/Final functions.

 * Callers must never attempt to read or write any of the fields

 * in this structure directly.

 */

typedef struct t4_SHA256state_st {

	uint32_t algotype;		/* Solaris-only field; unused here */

	uint32_t algotype_pad;		/* Pad to align next field 0 mod 8 */

	uint32_t h[8];			/* State (ABCDEFGH) */

	uint32_t h_pad[8];		/* Pad fields to match T4_SHA512_CTX */

	uint32_t Nl, Nh;		/* Number of bits, module 2^64 */

	uint32_t Nl_pad, Nh_pad;	/* Pad fields to match T4_SHA512_CTX */

	uint32_t data[SHA_LBLOCK];	/* Input */

	unsigned int num, md_len;	/* Fields unused by Solaris assembly */

} T4_SHA256_CTX;

#endif	/* !OPENSSL_NO_SHA256 */

#ifndef OPENSSL_NO_SHA512

/*

 * The contents of this structure are a private interface between the

 * Init/Update/Multiblock/Final functions.

 * Callers must never attempt to read or write any of the fields

 * in this structure directly.

 */

typedef struct t4_SHA512state_st {

	uint32_t algotype;		/* Solaris-only field; unused here */

	uint64_t h[8];			/* State (ABCDEFGH) */

	uint64_t Nl, Nh;		/* Number of bits, module 2^128 */

	union {

		uint64_t	d[SHA_LBLOCK];

		unsigned char	p[SHA512_CBLOCK];

	} u;				/* Input */

	unsigned int num, md_len;	/* Fields unused by Solaris assembly */

} T4_SHA512_CTX;

#endif	/* !OPENSSL_NO_SHA512 */

/*

 * SPARC T4 assembly language functions

 */

#ifndef	OPENSSL_NO_SHA256

extern void t4_sha256_multiblock(T4_SHA256_CTX *c, const void *input,

	size_t num);

#endif

#ifndef	OPENSSL_NO_SHA512

extern void t4_sha512_multiblock(T4_SHA512_CTX *c, const void *input,

	size_t num);

#endif

#ifdef	__cplusplus

}

#endif

#endif	/* ENG_T4_SHA2_ASM_H */