pcompress/crypto/blake2/blake2_digest.h
2014-05-04 11:54:33 +05:30

126 lines
5.2 KiB
C

/*
* This file is a part of Pcompress, a chunked parallel multi-
* algorithm lossless compression and decompression program.
*
* Copyright (C) 2012-2013 Moinak Ghosh. All rights reserved.
* Use is subject to license terms.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program.
* If not, see <http://www.gnu.org/licenses/>.
*
* moinakg@belenix.org, http://moinakg.wordpress.com/
*
*/
#ifndef __BLAKE2_DIGEST_H__
#define __BLAKE2_DIGEST_H__
#include "blake2.h"
#include <cpuid.h>
#if defined(__cplusplus)
extern "C" {
#endif
typedef int (*blake2b_init_funcptr)( blake2b_state *S, const uint8_t outlen );
typedef int (*blake2b_init_key_funcptr)( blake2b_state *S, const uint8_t outlen, const void *key, const uint8_t keylen );
typedef int (*blake2b_init_param_funcptr)( blake2b_state *S, const blake2b_param *P );
typedef int (*blake2b_update_funcptr)( blake2b_state *S, const uint8_t *in, uint64_t inlen );
typedef int (*blake2b_final_funcptr)( blake2b_state *S, uint8_t *out, uint8_t outlen );
typedef int (*blake2bp_init_funcptr)( blake2bp_state *S, const uint8_t outlen );
typedef int (*blake2bp_init_key_funcptr)( blake2bp_state *S, const uint8_t outlen, const void *key, const uint8_t keylen );
typedef int (*blake2bp_update_funcptr)( blake2bp_state *S, const uint8_t *in, uint64_t inlen );
typedef int (*blake2bp_final_funcptr)( blake2bp_state *S, uint8_t *out, uint8_t outlen );
typedef int (*blake2b_funcptr)( uint8_t *out, const void *in, const void *key, const uint8_t outlen, const uint64_t inlen, uint8_t keylen );
typedef int (*blake2bp_funcptr)( uint8_t *out, const void *in, const void *key, const uint8_t outlen, const uint64_t inlen, uint8_t keylen );
/*
* BLAKE2 function pointers. These are set to the optimized routines
* based on CPU capabilities.
*/
struct blake2_dispatch {
blake2b_init_funcptr blake2b_init;
blake2b_init_key_funcptr blake2b_init_key;
blake2b_init_param_funcptr blake2b_init_param;
blake2b_update_funcptr blake2b_update;
blake2b_final_funcptr blake2b_final;
blake2bp_init_funcptr blake2bp_init;
blake2bp_init_key_funcptr blake2bp_init_key;
blake2bp_update_funcptr blake2bp_update;
blake2bp_final_funcptr blake2bp_final;
blake2b_funcptr blake2b;
blake2bp_funcptr blake2bp;
};
static void blake2_module_init(struct blake2_dispatch *dsp, processor_cap_t *pc)
{
dsp->blake2b_init = blake2b_init_sse2;
dsp->blake2b_init_key = blake2b_init_key_sse2;
dsp->blake2b_init_param = blake2b_init_param_sse2;
dsp->blake2b_update = blake2b_update_sse2;
dsp->blake2b_final = blake2b_final_sse2;
dsp->blake2bp_init = blake2bp_init_sse2;
dsp->blake2bp_init_key = blake2bp_init_key_sse2;
dsp->blake2bp_update = blake2bp_update_sse2;
dsp->blake2bp_final = blake2bp_final_sse2;
dsp->blake2b = blake2b_sse2;
dsp->blake2bp = blake2bp_sse2;
if (pc->sse_level == 3 && pc->sse_sub_level == 1) {
dsp->blake2b_init = blake2b_init_ssse3;
dsp->blake2b_init_key = blake2b_init_key_ssse3;
dsp->blake2b_init_param = blake2b_init_param_ssse3;
dsp->blake2b_update = blake2b_update_ssse3;
dsp->blake2b_final = blake2b_final_ssse3;
dsp->blake2bp_init = blake2bp_init_ssse3;
dsp->blake2bp_init_key = blake2bp_init_key_ssse3;
dsp->blake2bp_update = blake2bp_update_ssse3;
dsp->blake2bp_final = blake2bp_final_ssse3;
dsp->blake2b = blake2b_ssse3;
dsp->blake2bp = blake2bp_ssse3;
} else if (pc->sse_level == 4 && pc->sse_sub_level >= 1) {
dsp->blake2b_init = blake2b_init_sse41;
dsp->blake2b_init_key = blake2b_init_key_sse41;
dsp->blake2b_init_param = blake2b_init_param_sse41;
dsp->blake2b_update = blake2b_update_sse41;
dsp->blake2b_final = blake2b_final_sse41;
dsp->blake2bp_init = blake2bp_init_sse41;
dsp->blake2bp_init_key = blake2bp_init_key_sse41;
dsp->blake2bp_update = blake2bp_update_sse41;
dsp->blake2bp_final = blake2bp_final_sse41;
dsp->blake2b = blake2b_sse41;
dsp->blake2bp = blake2bp_sse41;
}
if (pc->avx_level >= 1) {
dsp->blake2b_init = blake2b_init_avx;
dsp->blake2b_init_key = blake2b_init_key_avx;
dsp->blake2b_init_param = blake2b_init_param_avx;
dsp->blake2b_update = blake2b_update_avx;
dsp->blake2b_final = blake2b_final_avx;
dsp->blake2bp_init = blake2bp_init_avx;
dsp->blake2bp_init_key = blake2bp_init_key_avx;
dsp->blake2bp_update = blake2bp_update_avx;
dsp->blake2bp_final = blake2bp_final_avx;
dsp->blake2b = blake2b_avx;
dsp->blake2bp = blake2bp_avx;
}
}
#if defined(__cplusplus)
}
#endif
#endif