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neobytes/src/cubehash.c

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/* $Id: cubehash.c 227 2010-06-16 17:28:38Z tp $ */
/*
* CubeHash implementation.
*
* ==========================(LICENSE BEGIN)============================
*
* Copyright (c) 2007-2010 Projet RNRT SAPHIR
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* ===========================(LICENSE END)=============================
*
* @author Thomas Pornin <thomas.pornin@cryptolog.com>
*/
#include <stddef.h>
#include <string.h>
#include <limits.h>
#include "sph_cubehash.h"
#ifdef __cplusplus
extern "C"{
#endif
#if SPH_SMALL_FOOTPRINT && !defined SPH_SMALL_FOOTPRINT_CUBEHASH
#define SPH_SMALL_FOOTPRINT_CUBEHASH 1
#endif
/*
* Some tests were conducted on an Intel Core2 Q6600 (32-bit and 64-bit
* mode), a PowerPC G3, and a MIPS-compatible CPU (Broadcom BCM3302).
* It appears that the optimal settings are:
* -- full unroll, no state copy on the "big" systems (x86, PowerPC)
* -- unroll to 4 or 8, state copy on the "small" system (MIPS)
*/
#if SPH_SMALL_FOOTPRINT_CUBEHASH
#if !defined SPH_CUBEHASH_UNROLL
#define SPH_CUBEHASH_UNROLL 4
#endif
#if !defined SPH_CUBEHASH_NOCOPY
#define SPH_CUBEHASH_NOCOPY 1
#endif
#else
#if !defined SPH_CUBEHASH_UNROLL
#define SPH_CUBEHASH_UNROLL 0
#endif
#if !defined SPH_CUBEHASH_NOCOPY
#define SPH_CUBEHASH_NOCOPY 0
#endif
#endif
#ifdef _MSC_VER
#pragma warning (disable: 4146)
#endif
static const sph_u32 IV224[] = {
SPH_C32(0xB0FC8217), SPH_C32(0x1BEE1A90), SPH_C32(0x829E1A22),
SPH_C32(0x6362C342), SPH_C32(0x24D91C30), SPH_C32(0x03A7AA24),
SPH_C32(0xA63721C8), SPH_C32(0x85B0E2EF), SPH_C32(0xF35D13F3),
SPH_C32(0x41DA807D), SPH_C32(0x21A70CA6), SPH_C32(0x1F4E9774),
SPH_C32(0xB3E1C932), SPH_C32(0xEB0A79A8), SPH_C32(0xCDDAAA66),
SPH_C32(0xE2F6ECAA), SPH_C32(0x0A713362), SPH_C32(0xAA3080E0),
SPH_C32(0xD8F23A32), SPH_C32(0xCEF15E28), SPH_C32(0xDB086314),
SPH_C32(0x7F709DF7), SPH_C32(0xACD228A4), SPH_C32(0x704D6ECE),
SPH_C32(0xAA3EC95F), SPH_C32(0xE387C214), SPH_C32(0x3A6445FF),
SPH_C32(0x9CAB81C3), SPH_C32(0xC73D4B98), SPH_C32(0xD277AEBE),
SPH_C32(0xFD20151C), SPH_C32(0x00CB573E)
};
static const sph_u32 IV256[] = {
SPH_C32(0xEA2BD4B4), SPH_C32(0xCCD6F29F), SPH_C32(0x63117E71),
SPH_C32(0x35481EAE), SPH_C32(0x22512D5B), SPH_C32(0xE5D94E63),
SPH_C32(0x7E624131), SPH_C32(0xF4CC12BE), SPH_C32(0xC2D0B696),
SPH_C32(0x42AF2070), SPH_C32(0xD0720C35), SPH_C32(0x3361DA8C),
SPH_C32(0x28CCECA4), SPH_C32(0x8EF8AD83), SPH_C32(0x4680AC00),
SPH_C32(0x40E5FBAB), SPH_C32(0xD89041C3), SPH_C32(0x6107FBD5),
SPH_C32(0x6C859D41), SPH_C32(0xF0B26679), SPH_C32(0x09392549),
SPH_C32(0x5FA25603), SPH_C32(0x65C892FD), SPH_C32(0x93CB6285),
SPH_C32(0x2AF2B5AE), SPH_C32(0x9E4B4E60), SPH_C32(0x774ABFDD),
SPH_C32(0x85254725), SPH_C32(0x15815AEB), SPH_C32(0x4AB6AAD6),
SPH_C32(0x9CDAF8AF), SPH_C32(0xD6032C0A)
};
static const sph_u32 IV384[] = {
SPH_C32(0xE623087E), SPH_C32(0x04C00C87), SPH_C32(0x5EF46453),
SPH_C32(0x69524B13), SPH_C32(0x1A05C7A9), SPH_C32(0x3528DF88),
SPH_C32(0x6BDD01B5), SPH_C32(0x5057B792), SPH_C32(0x6AA7A922),
SPH_C32(0x649C7EEE), SPH_C32(0xF426309F), SPH_C32(0xCB629052),
SPH_C32(0xFC8E20ED), SPH_C32(0xB3482BAB), SPH_C32(0xF89E5E7E),
SPH_C32(0xD83D4DE4), SPH_C32(0x44BFC10D), SPH_C32(0x5FC1E63D),
SPH_C32(0x2104E6CB), SPH_C32(0x17958F7F), SPH_C32(0xDBEAEF70),
SPH_C32(0xB4B97E1E), SPH_C32(0x32C195F6), SPH_C32(0x6184A8E4),
SPH_C32(0x796C2543), SPH_C32(0x23DE176D), SPH_C32(0xD33BBAEC),
SPH_C32(0x0C12E5D2), SPH_C32(0x4EB95A7B), SPH_C32(0x2D18BA01),
SPH_C32(0x04EE475F), SPH_C32(0x1FC5F22E)
};
static const sph_u32 IV512[] = {
SPH_C32(0x2AEA2A61), SPH_C32(0x50F494D4), SPH_C32(0x2D538B8B),
SPH_C32(0x4167D83E), SPH_C32(0x3FEE2313), SPH_C32(0xC701CF8C),
SPH_C32(0xCC39968E), SPH_C32(0x50AC5695), SPH_C32(0x4D42C787),
SPH_C32(0xA647A8B3), SPH_C32(0x97CF0BEF), SPH_C32(0x825B4537),
SPH_C32(0xEEF864D2), SPH_C32(0xF22090C4), SPH_C32(0xD0E5CD33),
SPH_C32(0xA23911AE), SPH_C32(0xFCD398D9), SPH_C32(0x148FE485),
SPH_C32(0x1B017BEF), SPH_C32(0xB6444532), SPH_C32(0x6A536159),
SPH_C32(0x2FF5781C), SPH_C32(0x91FA7934), SPH_C32(0x0DBADEA9),
SPH_C32(0xD65C8A2B), SPH_C32(0xA5A70E75), SPH_C32(0xB1C62456),
SPH_C32(0xBC796576), SPH_C32(0x1921C8F7), SPH_C32(0xE7989AF1),
SPH_C32(0x7795D246), SPH_C32(0xD43E3B44)
};
#define T32 SPH_T32
#define ROTL32 SPH_ROTL32
#if SPH_CUBEHASH_NOCOPY
#define DECL_STATE
#define READ_STATE(cc)
#define WRITE_STATE(cc)
#define x0 ((sc)->state[ 0])
#define x1 ((sc)->state[ 1])
#define x2 ((sc)->state[ 2])
#define x3 ((sc)->state[ 3])
#define x4 ((sc)->state[ 4])
#define x5 ((sc)->state[ 5])
#define x6 ((sc)->state[ 6])
#define x7 ((sc)->state[ 7])
#define x8 ((sc)->state[ 8])
#define x9 ((sc)->state[ 9])
#define xa ((sc)->state[10])
#define xb ((sc)->state[11])
#define xc ((sc)->state[12])
#define xd ((sc)->state[13])
#define xe ((sc)->state[14])
#define xf ((sc)->state[15])
#define xg ((sc)->state[16])
#define xh ((sc)->state[17])
#define xi ((sc)->state[18])
#define xj ((sc)->state[19])
#define xk ((sc)->state[20])
#define xl ((sc)->state[21])
#define xm ((sc)->state[22])
#define xn ((sc)->state[23])
#define xo ((sc)->state[24])
#define xp ((sc)->state[25])
#define xq ((sc)->state[26])
#define xr ((sc)->state[27])
#define xs ((sc)->state[28])
#define xt ((sc)->state[29])
#define xu ((sc)->state[30])
#define xv ((sc)->state[31])
#else
#define DECL_STATE \
sph_u32 x0, x1, x2, x3, x4, x5, x6, x7; \
sph_u32 x8, x9, xa, xb, xc, xd, xe, xf; \
sph_u32 xg, xh, xi, xj, xk, xl, xm, xn; \
sph_u32 xo, xp, xq, xr, xs, xt, xu, xv;
#define READ_STATE(cc) do { \
x0 = (cc)->state[ 0]; \
x1 = (cc)->state[ 1]; \
x2 = (cc)->state[ 2]; \
x3 = (cc)->state[ 3]; \
x4 = (cc)->state[ 4]; \
x5 = (cc)->state[ 5]; \
x6 = (cc)->state[ 6]; \
x7 = (cc)->state[ 7]; \
x8 = (cc)->state[ 8]; \
x9 = (cc)->state[ 9]; \
xa = (cc)->state[10]; \
xb = (cc)->state[11]; \
xc = (cc)->state[12]; \
xd = (cc)->state[13]; \
xe = (cc)->state[14]; \
xf = (cc)->state[15]; \
xg = (cc)->state[16]; \
xh = (cc)->state[17]; \
xi = (cc)->state[18]; \
xj = (cc)->state[19]; \
xk = (cc)->state[20]; \
xl = (cc)->state[21]; \
xm = (cc)->state[22]; \
xn = (cc)->state[23]; \
xo = (cc)->state[24]; \
xp = (cc)->state[25]; \
xq = (cc)->state[26]; \
xr = (cc)->state[27]; \
xs = (cc)->state[28]; \
xt = (cc)->state[29]; \
xu = (cc)->state[30]; \
xv = (cc)->state[31]; \
} while (0)
#define WRITE_STATE(cc) do { \
(cc)->state[ 0] = x0; \
(cc)->state[ 1] = x1; \
(cc)->state[ 2] = x2; \
(cc)->state[ 3] = x3; \
(cc)->state[ 4] = x4; \
(cc)->state[ 5] = x5; \
(cc)->state[ 6] = x6; \
(cc)->state[ 7] = x7; \
(cc)->state[ 8] = x8; \
(cc)->state[ 9] = x9; \
(cc)->state[10] = xa; \
(cc)->state[11] = xb; \
(cc)->state[12] = xc; \
(cc)->state[13] = xd; \
(cc)->state[14] = xe; \
(cc)->state[15] = xf; \
(cc)->state[16] = xg; \
(cc)->state[17] = xh; \
(cc)->state[18] = xi; \
(cc)->state[19] = xj; \
(cc)->state[20] = xk; \
(cc)->state[21] = xl; \
(cc)->state[22] = xm; \
(cc)->state[23] = xn; \
(cc)->state[24] = xo; \
(cc)->state[25] = xp; \
(cc)->state[26] = xq; \
(cc)->state[27] = xr; \
(cc)->state[28] = xs; \
(cc)->state[29] = xt; \
(cc)->state[30] = xu; \
(cc)->state[31] = xv; \
} while (0)
#endif
#define INPUT_BLOCK do { \
x0 ^= sph_dec32le_aligned(buf + 0); \
x1 ^= sph_dec32le_aligned(buf + 4); \
x2 ^= sph_dec32le_aligned(buf + 8); \
x3 ^= sph_dec32le_aligned(buf + 12); \
x4 ^= sph_dec32le_aligned(buf + 16); \
x5 ^= sph_dec32le_aligned(buf + 20); \
x6 ^= sph_dec32le_aligned(buf + 24); \
x7 ^= sph_dec32le_aligned(buf + 28); \
} while (0)
#define ROUND_EVEN do { \
xg = T32(x0 + xg); \
x0 = ROTL32(x0, 7); \
xh = T32(x1 + xh); \
x1 = ROTL32(x1, 7); \
xi = T32(x2 + xi); \
x2 = ROTL32(x2, 7); \
xj = T32(x3 + xj); \
x3 = ROTL32(x3, 7); \
xk = T32(x4 + xk); \
x4 = ROTL32(x4, 7); \
xl = T32(x5 + xl); \
x5 = ROTL32(x5, 7); \
xm = T32(x6 + xm); \
x6 = ROTL32(x6, 7); \
xn = T32(x7 + xn); \
x7 = ROTL32(x7, 7); \
xo = T32(x8 + xo); \
x8 = ROTL32(x8, 7); \
xp = T32(x9 + xp); \
x9 = ROTL32(x9, 7); \
xq = T32(xa + xq); \
xa = ROTL32(xa, 7); \
xr = T32(xb + xr); \
xb = ROTL32(xb, 7); \
xs = T32(xc + xs); \
xc = ROTL32(xc, 7); \
xt = T32(xd + xt); \
xd = ROTL32(xd, 7); \
xu = T32(xe + xu); \
xe = ROTL32(xe, 7); \
xv = T32(xf + xv); \
xf = ROTL32(xf, 7); \
x8 ^= xg; \
x9 ^= xh; \
xa ^= xi; \
xb ^= xj; \
xc ^= xk; \
xd ^= xl; \
xe ^= xm; \
xf ^= xn; \
x0 ^= xo; \
x1 ^= xp; \
x2 ^= xq; \
x3 ^= xr; \
x4 ^= xs; \
x5 ^= xt; \
x6 ^= xu; \
x7 ^= xv; \
xi = T32(x8 + xi); \
x8 = ROTL32(x8, 11); \
xj = T32(x9 + xj); \
x9 = ROTL32(x9, 11); \
xg = T32(xa + xg); \
xa = ROTL32(xa, 11); \
xh = T32(xb + xh); \
xb = ROTL32(xb, 11); \
xm = T32(xc + xm); \
xc = ROTL32(xc, 11); \
xn = T32(xd + xn); \
xd = ROTL32(xd, 11); \
xk = T32(xe + xk); \
xe = ROTL32(xe, 11); \
xl = T32(xf + xl); \
xf = ROTL32(xf, 11); \
xq = T32(x0 + xq); \
x0 = ROTL32(x0, 11); \
xr = T32(x1 + xr); \
x1 = ROTL32(x1, 11); \
xo = T32(x2 + xo); \
x2 = ROTL32(x2, 11); \
xp = T32(x3 + xp); \
x3 = ROTL32(x3, 11); \
xu = T32(x4 + xu); \
x4 = ROTL32(x4, 11); \
xv = T32(x5 + xv); \
x5 = ROTL32(x5, 11); \
xs = T32(x6 + xs); \
x6 = ROTL32(x6, 11); \
xt = T32(x7 + xt); \
x7 = ROTL32(x7, 11); \
xc ^= xi; \
xd ^= xj; \
xe ^= xg; \
xf ^= xh; \
x8 ^= xm; \
x9 ^= xn; \
xa ^= xk; \
xb ^= xl; \
x4 ^= xq; \
x5 ^= xr; \
x6 ^= xo; \
x7 ^= xp; \
x0 ^= xu; \
x1 ^= xv; \
x2 ^= xs; \
x3 ^= xt; \
} while (0)
#define ROUND_ODD do { \
xj = T32(xc + xj); \
xc = ROTL32(xc, 7); \
xi = T32(xd + xi); \
xd = ROTL32(xd, 7); \
xh = T32(xe + xh); \
xe = ROTL32(xe, 7); \
xg = T32(xf + xg); \
xf = ROTL32(xf, 7); \
xn = T32(x8 + xn); \
x8 = ROTL32(x8, 7); \
xm = T32(x9 + xm); \
x9 = ROTL32(x9, 7); \
xl = T32(xa + xl); \
xa = ROTL32(xa, 7); \
xk = T32(xb + xk); \
xb = ROTL32(xb, 7); \
xr = T32(x4 + xr); \
x4 = ROTL32(x4, 7); \
xq = T32(x5 + xq); \
x5 = ROTL32(x5, 7); \
xp = T32(x6 + xp); \
x6 = ROTL32(x6, 7); \
xo = T32(x7 + xo); \
x7 = ROTL32(x7, 7); \
xv = T32(x0 + xv); \
x0 = ROTL32(x0, 7); \
xu = T32(x1 + xu); \
x1 = ROTL32(x1, 7); \
xt = T32(x2 + xt); \
x2 = ROTL32(x2, 7); \
xs = T32(x3 + xs); \
x3 = ROTL32(x3, 7); \
x4 ^= xj; \
x5 ^= xi; \
x6 ^= xh; \
x7 ^= xg; \
x0 ^= xn; \
x1 ^= xm; \
x2 ^= xl; \
x3 ^= xk; \
xc ^= xr; \
xd ^= xq; \
xe ^= xp; \
xf ^= xo; \
x8 ^= xv; \
x9 ^= xu; \
xa ^= xt; \
xb ^= xs; \
xh = T32(x4 + xh); \
x4 = ROTL32(x4, 11); \
xg = T32(x5 + xg); \
x5 = ROTL32(x5, 11); \
xj = T32(x6 + xj); \
x6 = ROTL32(x6, 11); \
xi = T32(x7 + xi); \
x7 = ROTL32(x7, 11); \
xl = T32(x0 + xl); \
x0 = ROTL32(x0, 11); \
xk = T32(x1 + xk); \
x1 = ROTL32(x1, 11); \
xn = T32(x2 + xn); \
x2 = ROTL32(x2, 11); \
xm = T32(x3 + xm); \
x3 = ROTL32(x3, 11); \
xp = T32(xc + xp); \
xc = ROTL32(xc, 11); \
xo = T32(xd + xo); \
xd = ROTL32(xd, 11); \
xr = T32(xe + xr); \
xe = ROTL32(xe, 11); \
xq = T32(xf + xq); \
xf = ROTL32(xf, 11); \
xt = T32(x8 + xt); \
x8 = ROTL32(x8, 11); \
xs = T32(x9 + xs); \
x9 = ROTL32(x9, 11); \
xv = T32(xa + xv); \
xa = ROTL32(xa, 11); \
xu = T32(xb + xu); \
xb = ROTL32(xb, 11); \
x0 ^= xh; \
x1 ^= xg; \
x2 ^= xj; \
x3 ^= xi; \
x4 ^= xl; \
x5 ^= xk; \
x6 ^= xn; \
x7 ^= xm; \
x8 ^= xp; \
x9 ^= xo; \
xa ^= xr; \
xb ^= xq; \
xc ^= xt; \
xd ^= xs; \
xe ^= xv; \
xf ^= xu; \
} while (0)
/*
* There is no need to unroll all 16 rounds. The word-swapping permutation
* is an involution, so we need to unroll an even number of rounds. On
* "big" systems, unrolling 4 rounds yields about 97% of the speed
* achieved with full unrolling; and it keeps the code more compact
* for small architectures.
*/
#if SPH_CUBEHASH_UNROLL == 2
#define SIXTEEN_ROUNDS do { \
int j; \
for (j = 0; j < 8; j ++) { \
ROUND_EVEN; \
ROUND_ODD; \
} \
} while (0)
#elif SPH_CUBEHASH_UNROLL == 4
#define SIXTEEN_ROUNDS do { \
int j; \
for (j = 0; j < 4; j ++) { \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
} \
} while (0)
#elif SPH_CUBEHASH_UNROLL == 8
#define SIXTEEN_ROUNDS do { \
int j; \
for (j = 0; j < 2; j ++) { \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
} \
} while (0)
#else
#define SIXTEEN_ROUNDS do { \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
ROUND_EVEN; \
ROUND_ODD; \
} while (0)
#endif
static void
cubehash_init(sph_cubehash_context *sc, const sph_u32 *iv)
{
memcpy(sc->state, iv, sizeof sc->state);
sc->ptr = 0;
}
static void
cubehash_core(sph_cubehash_context *sc, const void *data, size_t len)
{
unsigned char *buf;
size_t ptr;
DECL_STATE
buf = sc->buf;
ptr = sc->ptr;
if (len < (sizeof sc->buf) - ptr) {
memcpy(buf + ptr, data, len);
ptr += len;
sc->ptr = ptr;
return;
}
READ_STATE(sc);
while (len > 0) {
size_t clen;
clen = (sizeof sc->buf) - ptr;
if (clen > len)
clen = len;
memcpy(buf + ptr, data, clen);
ptr += clen;
data = (const unsigned char *)data + clen;
len -= clen;
if (ptr == sizeof sc->buf) {
INPUT_BLOCK;
SIXTEEN_ROUNDS;
ptr = 0;
}
}
WRITE_STATE(sc);
sc->ptr = ptr;
}
static void
cubehash_close(sph_cubehash_context *sc, unsigned ub, unsigned n,
void *dst, size_t out_size_w32)
{
unsigned char *buf, *out;
size_t ptr;
unsigned z;
int i;
DECL_STATE
buf = sc->buf;
ptr = sc->ptr;
z = 0x80 >> n;
buf[ptr ++] = ((ub & -z) | z) & 0xFF;
memset(buf + ptr, 0, (sizeof sc->buf) - ptr);
READ_STATE(sc);
INPUT_BLOCK;
for (i = 0; i < 11; i ++) {
SIXTEEN_ROUNDS;
if (i == 0)
xv ^= SPH_C32(1);
}
WRITE_STATE(sc);
out = dst;
for (z = 0; z < out_size_w32; z ++)
sph_enc32le(out + (z << 2), sc->state[z]);
}
/* see sph_cubehash.h */
void
sph_cubehash224_init(void *cc)
{
cubehash_init(cc, IV224);
}
/* see sph_cubehash.h */
void
sph_cubehash224(void *cc, const void *data, size_t len)
{
cubehash_core(cc, data, len);
}
/* see sph_cubehash.h */
void
sph_cubehash224_close(void *cc, void *dst)
{
sph_cubehash224_addbits_and_close(cc, 0, 0, dst);
}
/* see sph_cubehash.h */
void
sph_cubehash224_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
cubehash_close(cc, ub, n, dst, 7);
sph_cubehash224_init(cc);
}
/* see sph_cubehash.h */
void
sph_cubehash256_init(void *cc)
{
cubehash_init(cc, IV256);
}
/* see sph_cubehash.h */
void
sph_cubehash256(void *cc, const void *data, size_t len)
{
cubehash_core(cc, data, len);
}
/* see sph_cubehash.h */
void
sph_cubehash256_close(void *cc, void *dst)
{
sph_cubehash256_addbits_and_close(cc, 0, 0, dst);
}
/* see sph_cubehash.h */
void
sph_cubehash256_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
cubehash_close(cc, ub, n, dst, 8);
sph_cubehash256_init(cc);
}
/* see sph_cubehash.h */
void
sph_cubehash384_init(void *cc)
{
cubehash_init(cc, IV384);
}
/* see sph_cubehash.h */
void
sph_cubehash384(void *cc, const void *data, size_t len)
{
cubehash_core(cc, data, len);
}
/* see sph_cubehash.h */
void
sph_cubehash384_close(void *cc, void *dst)
{
sph_cubehash384_addbits_and_close(cc, 0, 0, dst);
}
/* see sph_cubehash.h */
void
sph_cubehash384_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
cubehash_close(cc, ub, n, dst, 12);
sph_cubehash384_init(cc);
}
/* see sph_cubehash.h */
void
sph_cubehash512_init(void *cc)
{
cubehash_init(cc, IV512);
}
/* see sph_cubehash.h */
void
sph_cubehash512(void *cc, const void *data, size_t len)
{
cubehash_core(cc, data, len);
}
/* see sph_cubehash.h */
void
sph_cubehash512_close(void *cc, void *dst)
{
sph_cubehash512_addbits_and_close(cc, 0, 0, dst);
}
/* see sph_cubehash.h */
void
sph_cubehash512_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
cubehash_close(cc, ub, n, dst, 16);
sph_cubehash512_init(cc);
}
#ifdef __cplusplus
}
#endif
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