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sgminer/sph/echo.c

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Added hash functions from sphlib.
11 years ago
/* $Id: echo.c 227 2010-06-16 17:28:38Z tp $ */
/*
* ECHO 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_echo.h"
#if SPH_SMALL_FOOTPRINT && !defined SPH_SMALL_FOOTPRINT_ECHO
#define SPH_SMALL_FOOTPRINT_ECHO 1
#endif
/*
* Some measures tend to show that the 64-bit implementation offers
* better performance only on a "64-bit architectures", those which have
* actual 64-bit registers.
*/
#if !defined SPH_ECHO_64 && SPH_64_TRUE
#define SPH_ECHO_64 1
#endif
/*
* We can use a 64-bit implementation only if a 64-bit type is available.
*/
#if !SPH_64
#undef SPH_ECHO_64
#endif
#ifdef _MSC_VER
#pragma warning (disable: 4146)
#endif
#define T32 SPH_T32
#define C32 SPH_C32
#if SPH_64
#define C64 SPH_C64
#endif
#define AES_BIG_ENDIAN 0
#include "aes_helper.c"
#if SPH_ECHO_64
#define DECL_STATE_SMALL \
sph_u64 W[16][2];
#define DECL_STATE_BIG \
sph_u64 W[16][2];
#define INPUT_BLOCK_SMALL(sc) do { \
unsigned u; \
memcpy(W, sc->u.Vb, 8 * sizeof(sph_u64)); \
for (u = 0; u < 12; u ++) { \
W[u + 4][0] = sph_dec64le_aligned( \
sc->buf + 16 * u); \
W[u + 4][1] = sph_dec64le_aligned( \
sc->buf + 16 * u + 8); \
} \
} while (0)
#define INPUT_BLOCK_BIG(sc) do { \
unsigned u; \
memcpy(W, sc->u.Vb, 16 * sizeof(sph_u64)); \
for (u = 0; u < 8; u ++) { \
W[u + 8][0] = sph_dec64le_aligned( \
sc->buf + 16 * u); \
W[u + 8][1] = sph_dec64le_aligned( \
sc->buf + 16 * u + 8); \
} \
} while (0)
#if SPH_SMALL_FOOTPRINT_ECHO
static void
aes_2rounds_all(sph_u64 W[16][2],
sph_u32 *pK0, sph_u32 *pK1, sph_u32 *pK2, sph_u32 *pK3)
{
int n;
sph_u32 K0 = *pK0;
sph_u32 K1 = *pK1;
sph_u32 K2 = *pK2;
sph_u32 K3 = *pK3;
for (n = 0; n < 16; n ++) {
sph_u64 Wl = W[n][0];
sph_u64 Wh = W[n][1];
sph_u32 X0 = (sph_u32)Wl;
sph_u32 X1 = (sph_u32)(Wl >> 32);
sph_u32 X2 = (sph_u32)Wh;
sph_u32 X3 = (sph_u32)(Wh >> 32);
sph_u32 Y0, Y1, Y2, Y3; \
AES_ROUND_LE(X0, X1, X2, X3, K0, K1, K2, K3, Y0, Y1, Y2, Y3);
AES_ROUND_NOKEY_LE(Y0, Y1, Y2, Y3, X0, X1, X2, X3);
W[n][0] = (sph_u64)X0 | ((sph_u64)X1 << 32);
W[n][1] = (sph_u64)X2 | ((sph_u64)X3 << 32);
if ((K0 = T32(K0 + 1)) == 0) {
if ((K1 = T32(K1 + 1)) == 0)
if ((K2 = T32(K2 + 1)) == 0)
K3 = T32(K3 + 1);
}
}
*pK0 = K0;
*pK1 = K1;
*pK2 = K2;
*pK3 = K3;
}
#define BIG_SUB_WORDS do { \
aes_2rounds_all(W, &K0, &K1, &K2, &K3); \
} while (0)
#else
#define AES_2ROUNDS(X) do { \
sph_u32 X0 = (sph_u32)(X[0]); \
sph_u32 X1 = (sph_u32)(X[0] >> 32); \
sph_u32 X2 = (sph_u32)(X[1]); \
sph_u32 X3 = (sph_u32)(X[1] >> 32); \
sph_u32 Y0, Y1, Y2, Y3; \
AES_ROUND_LE(X0, X1, X2, X3, K0, K1, K2, K3, Y0, Y1, Y2, Y3); \
AES_ROUND_NOKEY_LE(Y0, Y1, Y2, Y3, X0, X1, X2, X3); \
X[0] = (sph_u64)X0 | ((sph_u64)X1 << 32); \
X[1] = (sph_u64)X2 | ((sph_u64)X3 << 32); \
if ((K0 = T32(K0 + 1)) == 0) { \
if ((K1 = T32(K1 + 1)) == 0) \
if ((K2 = T32(K2 + 1)) == 0) \
K3 = T32(K3 + 1); \
} \
} while (0)
#define BIG_SUB_WORDS do { \
AES_2ROUNDS(W[ 0]); \
AES_2ROUNDS(W[ 1]); \
AES_2ROUNDS(W[ 2]); \
AES_2ROUNDS(W[ 3]); \
AES_2ROUNDS(W[ 4]); \
AES_2ROUNDS(W[ 5]); \
AES_2ROUNDS(W[ 6]); \
AES_2ROUNDS(W[ 7]); \
AES_2ROUNDS(W[ 8]); \
AES_2ROUNDS(W[ 9]); \
AES_2ROUNDS(W[10]); \
AES_2ROUNDS(W[11]); \
AES_2ROUNDS(W[12]); \
AES_2ROUNDS(W[13]); \
AES_2ROUNDS(W[14]); \
AES_2ROUNDS(W[15]); \
} while (0)
#endif
#define SHIFT_ROW1(a, b, c, d) do { \
sph_u64 tmp; \
tmp = W[a][0]; \
W[a][0] = W[b][0]; \
W[b][0] = W[c][0]; \
W[c][0] = W[d][0]; \
W[d][0] = tmp; \
tmp = W[a][1]; \
W[a][1] = W[b][1]; \
W[b][1] = W[c][1]; \
W[c][1] = W[d][1]; \
W[d][1] = tmp; \
} while (0)
#define SHIFT_ROW2(a, b, c, d) do { \
sph_u64 tmp; \
tmp = W[a][0]; \
W[a][0] = W[c][0]; \
W[c][0] = tmp; \
tmp = W[b][0]; \
W[b][0] = W[d][0]; \
W[d][0] = tmp; \
tmp = W[a][1]; \
W[a][1] = W[c][1]; \
W[c][1] = tmp; \
tmp = W[b][1]; \
W[b][1] = W[d][1]; \
W[d][1] = tmp; \
} while (0)
#define SHIFT_ROW3(a, b, c, d) SHIFT_ROW1(d, c, b, a)
#define BIG_SHIFT_ROWS do { \
SHIFT_ROW1(1, 5, 9, 13); \
SHIFT_ROW2(2, 6, 10, 14); \
SHIFT_ROW3(3, 7, 11, 15); \
} while (0)
#if SPH_SMALL_FOOTPRINT_ECHO
static void
mix_column(sph_u64 W[16][2], int ia, int ib, int ic, int id)
{
int n;
for (n = 0; n < 2; n ++) {
sph_u64 a = W[ia][n];
sph_u64 b = W[ib][n];
sph_u64 c = W[ic][n];
sph_u64 d = W[id][n];
sph_u64 ab = a ^ b;
sph_u64 bc = b ^ c;
sph_u64 cd = c ^ d;
sph_u64 abx = ((ab & C64(0x8080808080808080)) >> 7) * 27U
^ ((ab & C64(0x7F7F7F7F7F7F7F7F)) << 1);
sph_u64 bcx = ((bc & C64(0x8080808080808080)) >> 7) * 27U
^ ((bc & C64(0x7F7F7F7F7F7F7F7F)) << 1);
sph_u64 cdx = ((cd & C64(0x8080808080808080)) >> 7) * 27U
^ ((cd & C64(0x7F7F7F7F7F7F7F7F)) << 1);
W[ia][n] = abx ^ bc ^ d;
W[ib][n] = bcx ^ a ^ cd;
W[ic][n] = cdx ^ ab ^ d;
W[id][n] = abx ^ bcx ^ cdx ^ ab ^ c;
}
}
#define MIX_COLUMN(a, b, c, d) mix_column(W, a, b, c, d)
#else
#define MIX_COLUMN1(ia, ib, ic, id, n) do { \
sph_u64 a = W[ia][n]; \
sph_u64 b = W[ib][n]; \
sph_u64 c = W[ic][n]; \
sph_u64 d = W[id][n]; \
sph_u64 ab = a ^ b; \
sph_u64 bc = b ^ c; \
sph_u64 cd = c ^ d; \
sph_u64 abx = ((ab & C64(0x8080808080808080)) >> 7) * 27U \
^ ((ab & C64(0x7F7F7F7F7F7F7F7F)) << 1); \
sph_u64 bcx = ((bc & C64(0x8080808080808080)) >> 7) * 27U \
^ ((bc & C64(0x7F7F7F7F7F7F7F7F)) << 1); \
sph_u64 cdx = ((cd & C64(0x8080808080808080)) >> 7) * 27U \
^ ((cd & C64(0x7F7F7F7F7F7F7F7F)) << 1); \
W[ia][n] = abx ^ bc ^ d; \
W[ib][n] = bcx ^ a ^ cd; \
W[ic][n] = cdx ^ ab ^ d; \
W[id][n] = abx ^ bcx ^ cdx ^ ab ^ c; \
} while (0)
#define MIX_COLUMN(a, b, c, d) do { \
MIX_COLUMN1(a, b, c, d, 0); \
MIX_COLUMN1(a, b, c, d, 1); \
} while (0)
#endif
#define BIG_MIX_COLUMNS do { \
MIX_COLUMN(0, 1, 2, 3); \
MIX_COLUMN(4, 5, 6, 7); \
MIX_COLUMN(8, 9, 10, 11); \
MIX_COLUMN(12, 13, 14, 15); \
} while (0)
#define BIG_ROUND do { \
BIG_SUB_WORDS; \
BIG_SHIFT_ROWS; \
BIG_MIX_COLUMNS; \
} while (0)
#define FINAL_SMALL do { \
unsigned u; \
sph_u64 *VV = &sc->u.Vb[0][0]; \
sph_u64 *WW = &W[0][0]; \
for (u = 0; u < 8; u ++) { \
VV[u] ^= sph_dec64le_aligned(sc->buf + (u * 8)) \
^ sph_dec64le_aligned(sc->buf + (u * 8) + 64) \
^ sph_dec64le_aligned(sc->buf + (u * 8) + 128) \
^ WW[u] ^ WW[u + 8] \
^ WW[u + 16] ^ WW[u + 24]; \
} \
} while (0)
#define FINAL_BIG do { \
unsigned u; \
sph_u64 *VV = &sc->u.Vb[0][0]; \
sph_u64 *WW = &W[0][0]; \
for (u = 0; u < 16; u ++) { \
VV[u] ^= sph_dec64le_aligned(sc->buf + (u * 8)) \
^ WW[u] ^ WW[u + 16]; \
} \
} while (0)
#define COMPRESS_SMALL(sc) do { \
sph_u32 K0 = sc->C0; \
sph_u32 K1 = sc->C1; \
sph_u32 K2 = sc->C2; \
sph_u32 K3 = sc->C3; \
unsigned u; \
INPUT_BLOCK_SMALL(sc); \
for (u = 0; u < 8; u ++) { \
BIG_ROUND; \
} \
FINAL_SMALL; \
} while (0)
#define COMPRESS_BIG(sc) do { \
sph_u32 K0 = sc->C0; \
sph_u32 K1 = sc->C1; \
sph_u32 K2 = sc->C2; \
sph_u32 K3 = sc->C3; \
unsigned u; \
INPUT_BLOCK_BIG(sc); \
for (u = 0; u < 10; u ++) { \
BIG_ROUND; \
} \
FINAL_BIG; \
} while (0)
#else
#define DECL_STATE_SMALL \
sph_u32 W[16][4];
#define DECL_STATE_BIG \
sph_u32 W[16][4];
#define INPUT_BLOCK_SMALL(sc) do { \
unsigned u; \
memcpy(W, sc->u.Vs, 16 * sizeof(sph_u32)); \
for (u = 0; u < 12; u ++) { \
W[u + 4][0] = sph_dec32le_aligned( \
sc->buf + 16 * u); \
W[u + 4][1] = sph_dec32le_aligned( \
sc->buf + 16 * u + 4); \
W[u + 4][2] = sph_dec32le_aligned( \
sc->buf + 16 * u + 8); \
W[u + 4][3] = sph_dec32le_aligned( \
sc->buf + 16 * u + 12); \
} \
} while (0)
#define INPUT_BLOCK_BIG(sc) do { \
unsigned u; \
memcpy(W, sc->u.Vs, 32 * sizeof(sph_u32)); \
for (u = 0; u < 8; u ++) { \
W[u + 8][0] = sph_dec32le_aligned( \
sc->buf + 16 * u); \
W[u + 8][1] = sph_dec32le_aligned( \
sc->buf + 16 * u + 4); \
W[u + 8][2] = sph_dec32le_aligned( \
sc->buf + 16 * u + 8); \
W[u + 8][3] = sph_dec32le_aligned( \
sc->buf + 16 * u + 12); \
} \
} while (0)
#if SPH_SMALL_FOOTPRINT_ECHO
static void
aes_2rounds_all(sph_u32 W[16][4],
sph_u32 *pK0, sph_u32 *pK1, sph_u32 *pK2, sph_u32 *pK3)
{
int n;
sph_u32 K0 = *pK0;
sph_u32 K1 = *pK1;
sph_u32 K2 = *pK2;
sph_u32 K3 = *pK3;
for (n = 0; n < 16; n ++) {
sph_u32 *X = W[n];
sph_u32 Y0, Y1, Y2, Y3;
AES_ROUND_LE(X[0], X[1], X[2], X[3],
K0, K1, K2, K3, Y0, Y1, Y2, Y3);
AES_ROUND_NOKEY_LE(Y0, Y1, Y2, Y3, X[0], X[1], X[2], X[3]);
if ((K0 = T32(K0 + 1)) == 0) {
if ((K1 = T32(K1 + 1)) == 0)
if ((K2 = T32(K2 + 1)) == 0)
K3 = T32(K3 + 1);
}
}
*pK0 = K0;
*pK1 = K1;
*pK2 = K2;
*pK3 = K3;
}
#define BIG_SUB_WORDS do { \
aes_2rounds_all(W, &K0, &K1, &K2, &K3); \
} while (0)
#else
#define AES_2ROUNDS(X) do { \
sph_u32 Y0, Y1, Y2, Y3; \
AES_ROUND_LE(X[0], X[1], X[2], X[3], \
K0, K1, K2, K3, Y0, Y1, Y2, Y3); \
AES_ROUND_NOKEY_LE(Y0, Y1, Y2, Y3, X[0], X[1], X[2], X[3]); \
if ((K0 = T32(K0 + 1)) == 0) { \
if ((K1 = T32(K1 + 1)) == 0) \
if ((K2 = T32(K2 + 1)) == 0) \
K3 = T32(K3 + 1); \
} \
} while (0)
#define BIG_SUB_WORDS do { \
AES_2ROUNDS(W[ 0]); \
AES_2ROUNDS(W[ 1]); \
AES_2ROUNDS(W[ 2]); \
AES_2ROUNDS(W[ 3]); \
AES_2ROUNDS(W[ 4]); \
AES_2ROUNDS(W[ 5]); \
AES_2ROUNDS(W[ 6]); \
AES_2ROUNDS(W[ 7]); \
AES_2ROUNDS(W[ 8]); \
AES_2ROUNDS(W[ 9]); \
AES_2ROUNDS(W[10]); \
AES_2ROUNDS(W[11]); \
AES_2ROUNDS(W[12]); \
AES_2ROUNDS(W[13]); \
AES_2ROUNDS(W[14]); \
AES_2ROUNDS(W[15]); \
} while (0)
#endif
#define SHIFT_ROW1(a, b, c, d) do { \
sph_u32 tmp; \
tmp = W[a][0]; \
W[a][0] = W[b][0]; \
W[b][0] = W[c][0]; \
W[c][0] = W[d][0]; \
W[d][0] = tmp; \
tmp = W[a][1]; \
W[a][1] = W[b][1]; \
W[b][1] = W[c][1]; \
W[c][1] = W[d][1]; \
W[d][1] = tmp; \
tmp = W[a][2]; \
W[a][2] = W[b][2]; \
W[b][2] = W[c][2]; \
W[c][2] = W[d][2]; \
W[d][2] = tmp; \
tmp = W[a][3]; \
W[a][3] = W[b][3]; \
W[b][3] = W[c][3]; \
W[c][3] = W[d][3]; \
W[d][3] = tmp; \
} while (0)
#define SHIFT_ROW2(a, b, c, d) do { \
sph_u32 tmp; \
tmp = W[a][0]; \
W[a][0] = W[c][0]; \
W[c][0] = tmp; \
tmp = W[b][0]; \
W[b][0] = W[d][0]; \
W[d][0] = tmp; \
tmp = W[a][1]; \
W[a][1] = W[c][1]; \
W[c][1] = tmp; \
tmp = W[b][1]; \
W[b][1] = W[d][1]; \
W[d][1] = tmp; \
tmp = W[a][2]; \
W[a][2] = W[c][2]; \
W[c][2] = tmp; \
tmp = W[b][2]; \
W[b][2] = W[d][2]; \
W[d][2] = tmp; \
tmp = W[a][3]; \
W[a][3] = W[c][3]; \
W[c][3] = tmp; \
tmp = W[b][3]; \
W[b][3] = W[d][3]; \
W[d][3] = tmp; \
} while (0)
#define SHIFT_ROW3(a, b, c, d) SHIFT_ROW1(d, c, b, a)
#define BIG_SHIFT_ROWS do { \
SHIFT_ROW1(1, 5, 9, 13); \
SHIFT_ROW2(2, 6, 10, 14); \
SHIFT_ROW3(3, 7, 11, 15); \
} while (0)
#if SPH_SMALL_FOOTPRINT_ECHO
static void
mix_column(sph_u32 W[16][4], int ia, int ib, int ic, int id)
{
int n;
for (n = 0; n < 4; n ++) {
sph_u32 a = W[ia][n];
sph_u32 b = W[ib][n];
sph_u32 c = W[ic][n];
sph_u32 d = W[id][n];
sph_u32 ab = a ^ b;
sph_u32 bc = b ^ c;
sph_u32 cd = c ^ d;
sph_u32 abx = ((ab & C32(0x80808080)) >> 7) * 27U
^ ((ab & C32(0x7F7F7F7F)) << 1);
sph_u32 bcx = ((bc & C32(0x80808080)) >> 7) * 27U
^ ((bc & C32(0x7F7F7F7F)) << 1);
sph_u32 cdx = ((cd & C32(0x80808080)) >> 7) * 27U
^ ((cd & C32(0x7F7F7F7F)) << 1);
W[ia][n] = abx ^ bc ^ d;
W[ib][n] = bcx ^ a ^ cd;
W[ic][n] = cdx ^ ab ^ d;
W[id][n] = abx ^ bcx ^ cdx ^ ab ^ c;
}
}
#define MIX_COLUMN(a, b, c, d) mix_column(W, a, b, c, d)
#else
#define MIX_COLUMN1(ia, ib, ic, id, n) do { \
sph_u32 a = W[ia][n]; \
sph_u32 b = W[ib][n]; \
sph_u32 c = W[ic][n]; \
sph_u32 d = W[id][n]; \
sph_u32 ab = a ^ b; \
sph_u32 bc = b ^ c; \
sph_u32 cd = c ^ d; \
sph_u32 abx = ((ab & C32(0x80808080)) >> 7) * 27U \
^ ((ab & C32(0x7F7F7F7F)) << 1); \
sph_u32 bcx = ((bc & C32(0x80808080)) >> 7) * 27U \
^ ((bc & C32(0x7F7F7F7F)) << 1); \
sph_u32 cdx = ((cd & C32(0x80808080)) >> 7) * 27U \
^ ((cd & C32(0x7F7F7F7F)) << 1); \
W[ia][n] = abx ^ bc ^ d; \
W[ib][n] = bcx ^ a ^ cd; \
W[ic][n] = cdx ^ ab ^ d; \
W[id][n] = abx ^ bcx ^ cdx ^ ab ^ c; \
} while (0)
#define MIX_COLUMN(a, b, c, d) do { \
MIX_COLUMN1(a, b, c, d, 0); \
MIX_COLUMN1(a, b, c, d, 1); \
MIX_COLUMN1(a, b, c, d, 2); \
MIX_COLUMN1(a, b, c, d, 3); \
} while (0)
#endif
#define BIG_MIX_COLUMNS do { \
MIX_COLUMN(0, 1, 2, 3); \
MIX_COLUMN(4, 5, 6, 7); \
MIX_COLUMN(8, 9, 10, 11); \
MIX_COLUMN(12, 13, 14, 15); \
} while (0)
#define BIG_ROUND do { \
BIG_SUB_WORDS; \
BIG_SHIFT_ROWS; \
BIG_MIX_COLUMNS; \
} while (0)
#define FINAL_SMALL do { \
unsigned u; \
sph_u32 *VV = &sc->u.Vs[0][0]; \
sph_u32 *WW = &W[0][0]; \
for (u = 0; u < 16; u ++) { \
VV[u] ^= sph_dec32le_aligned(sc->buf + (u * 4)) \
^ sph_dec32le_aligned(sc->buf + (u * 4) + 64) \
^ sph_dec32le_aligned(sc->buf + (u * 4) + 128) \
^ WW[u] ^ WW[u + 16] \
^ WW[u + 32] ^ WW[u + 48]; \
} \
} while (0)
#define FINAL_BIG do { \
unsigned u; \
sph_u32 *VV = &sc->u.Vs[0][0]; \
sph_u32 *WW = &W[0][0]; \
for (u = 0; u < 32; u ++) { \
VV[u] ^= sph_dec32le_aligned(sc->buf + (u * 4)) \
^ WW[u] ^ WW[u + 32]; \
} \
} while (0)
#define COMPRESS_SMALL(sc) do { \
sph_u32 K0 = sc->C0; \
sph_u32 K1 = sc->C1; \
sph_u32 K2 = sc->C2; \
sph_u32 K3 = sc->C3; \
unsigned u; \
INPUT_BLOCK_SMALL(sc); \
for (u = 0; u < 8; u ++) { \
BIG_ROUND; \
} \
FINAL_SMALL; \
} while (0)
#define COMPRESS_BIG(sc) do { \
sph_u32 K0 = sc->C0; \
sph_u32 K1 = sc->C1; \
sph_u32 K2 = sc->C2; \
sph_u32 K3 = sc->C3; \
unsigned u; \
INPUT_BLOCK_BIG(sc); \
for (u = 0; u < 10; u ++) { \
BIG_ROUND; \
} \
FINAL_BIG; \
} while (0)
#endif
#define INCR_COUNTER(sc, val) do { \
sc->C0 = T32(sc->C0 + (sph_u32)(val)); \
if (sc->C0 < (sph_u32)(val)) { \
if ((sc->C1 = T32(sc->C1 + 1)) == 0) \
if ((sc->C2 = T32(sc->C2 + 1)) == 0) \
sc->C3 = T32(sc->C3 + 1); \
} \
} while (0)
static void
echo_small_init(sph_echo_small_context *sc, unsigned out_len)
{
#if SPH_ECHO_64
sc->u.Vb[0][0] = (sph_u64)out_len;
sc->u.Vb[0][1] = 0;
sc->u.Vb[1][0] = (sph_u64)out_len;
sc->u.Vb[1][1] = 0;
sc->u.Vb[2][0] = (sph_u64)out_len;
sc->u.Vb[2][1] = 0;
sc->u.Vb[3][0] = (sph_u64)out_len;
sc->u.Vb[3][1] = 0;
#else
sc->u.Vs[0][0] = (sph_u32)out_len;
sc->u.Vs[0][1] = sc->u.Vs[0][2] = sc->u.Vs[0][3] = 0;
sc->u.Vs[1][0] = (sph_u32)out_len;
sc->u.Vs[1][1] = sc->u.Vs[1][2] = sc->u.Vs[1][3] = 0;
sc->u.Vs[2][0] = (sph_u32)out_len;
sc->u.Vs[2][1] = sc->u.Vs[2][2] = sc->u.Vs[2][3] = 0;
sc->u.Vs[3][0] = (sph_u32)out_len;
sc->u.Vs[3][1] = sc->u.Vs[3][2] = sc->u.Vs[3][3] = 0;
#endif
sc->ptr = 0;
sc->C0 = sc->C1 = sc->C2 = sc->C3 = 0;
}
static void
echo_big_init(sph_echo_big_context *sc, unsigned out_len)
{
#if SPH_ECHO_64
sc->u.Vb[0][0] = (sph_u64)out_len;
sc->u.Vb[0][1] = 0;
sc->u.Vb[1][0] = (sph_u64)out_len;
sc->u.Vb[1][1] = 0;
sc->u.Vb[2][0] = (sph_u64)out_len;
sc->u.Vb[2][1] = 0;
sc->u.Vb[3][0] = (sph_u64)out_len;
sc->u.Vb[3][1] = 0;
sc->u.Vb[4][0] = (sph_u64)out_len;
sc->u.Vb[4][1] = 0;
sc->u.Vb[5][0] = (sph_u64)out_len;
sc->u.Vb[5][1] = 0;
sc->u.Vb[6][0] = (sph_u64)out_len;
sc->u.Vb[6][1] = 0;
sc->u.Vb[7][0] = (sph_u64)out_len;
sc->u.Vb[7][1] = 0;
#else
sc->u.Vs[0][0] = (sph_u32)out_len;
sc->u.Vs[0][1] = sc->u.Vs[0][2] = sc->u.Vs[0][3] = 0;
sc->u.Vs[1][0] = (sph_u32)out_len;
sc->u.Vs[1][1] = sc->u.Vs[1][2] = sc->u.Vs[1][3] = 0;
sc->u.Vs[2][0] = (sph_u32)out_len;
sc->u.Vs[2][1] = sc->u.Vs[2][2] = sc->u.Vs[2][3] = 0;
sc->u.Vs[3][0] = (sph_u32)out_len;
sc->u.Vs[3][1] = sc->u.Vs[3][2] = sc->u.Vs[3][3] = 0;
sc->u.Vs[4][0] = (sph_u32)out_len;
sc->u.Vs[4][1] = sc->u.Vs[4][2] = sc->u.Vs[4][3] = 0;
sc->u.Vs[5][0] = (sph_u32)out_len;
sc->u.Vs[5][1] = sc->u.Vs[5][2] = sc->u.Vs[5][3] = 0;
sc->u.Vs[6][0] = (sph_u32)out_len;
sc->u.Vs[6][1] = sc->u.Vs[6][2] = sc->u.Vs[6][3] = 0;
sc->u.Vs[7][0] = (sph_u32)out_len;
sc->u.Vs[7][1] = sc->u.Vs[7][2] = sc->u.Vs[7][3] = 0;
#endif
sc->ptr = 0;
sc->C0 = sc->C1 = sc->C2 = sc->C3 = 0;
}
static void
echo_small_compress(sph_echo_small_context *sc)
{
DECL_STATE_SMALL
COMPRESS_SMALL(sc);
}
static void
echo_big_compress(sph_echo_big_context *sc)
{
DECL_STATE_BIG
COMPRESS_BIG(sc);
}
static void
echo_small_core(sph_echo_small_context *sc,
const unsigned char *data, size_t len)
{
unsigned char *buf;
size_t ptr;
buf = sc->buf;
ptr = sc->ptr;
if (len < (sizeof sc->buf) - ptr) {
memcpy(buf + ptr, data, len);
ptr += len;
sc->ptr = ptr;
return;
}
while (len > 0) {
size_t clen;
clen = (sizeof sc->buf) - ptr;
if (clen > len)
clen = len;
memcpy(buf + ptr, data, clen);
ptr += clen;
data += clen;
len -= clen;
if (ptr == sizeof sc->buf) {
INCR_COUNTER(sc, 1536);
echo_small_compress(sc);
ptr = 0;
}
}
sc->ptr = ptr;
}
static void
echo_big_core(sph_echo_big_context *sc,
const unsigned char *data, size_t len)
{
unsigned char *buf;
size_t ptr;
buf = sc->buf;
ptr = sc->ptr;
if (len < (sizeof sc->buf) - ptr) {
memcpy(buf + ptr, data, len);
ptr += len;
sc->ptr = ptr;
return;
}
while (len > 0) {
size_t clen;
clen = (sizeof sc->buf) - ptr;
if (clen > len)
clen = len;
memcpy(buf + ptr, data, clen);
ptr += clen;
data += clen;
len -= clen;
if (ptr == sizeof sc->buf) {
INCR_COUNTER(sc, 1024);
echo_big_compress(sc);
ptr = 0;
}
}
sc->ptr = ptr;
}
static void
echo_small_close(sph_echo_small_context *sc, unsigned ub, unsigned n,
void *dst, unsigned out_size_w32)
{
unsigned char *buf;
size_t ptr;
unsigned z;
unsigned elen;
union {
unsigned char tmp[32];
sph_u32 dummy;
#if SPH_ECHO_64
sph_u64 dummy2;
#endif
} u;
#if SPH_ECHO_64
sph_u64 *VV;
#else
sph_u32 *VV;
#endif
unsigned k;
buf = sc->buf;
ptr = sc->ptr;
elen = ((unsigned)ptr << 3) + n;
INCR_COUNTER(sc, elen);
sph_enc32le_aligned(u.tmp, sc->C0);
sph_enc32le_aligned(u.tmp + 4, sc->C1);
sph_enc32le_aligned(u.tmp + 8, sc->C2);
sph_enc32le_aligned(u.tmp + 12, sc->C3);
/*
* If elen is zero, then this block actually contains no message
* bit, only the first padding bit.
*/
if (elen == 0) {
sc->C0 = sc->C1 = sc->C2 = sc->C3 = 0;
}
z = 0x80 >> n;
buf[ptr ++] = ((ub & -z) | z) & 0xFF;
memset(buf + ptr, 0, (sizeof sc->buf) - ptr);
if (ptr > ((sizeof sc->buf) - 18)) {
echo_small_compress(sc);
sc->C0 = sc->C1 = sc->C2 = sc->C3 = 0;
memset(buf, 0, sizeof sc->buf);
}
sph_enc16le(buf + (sizeof sc->buf) - 18, out_size_w32 << 5);
memcpy(buf + (sizeof sc->buf) - 16, u.tmp, 16);
echo_small_compress(sc);
#if SPH_ECHO_64
for (VV = &sc->u.Vb[0][0], k = 0; k < ((out_size_w32 + 1) >> 1); k ++)
sph_enc64le_aligned(u.tmp + (k << 3), VV[k]);
#else
for (VV = &sc->u.Vs[0][0], k = 0; k < out_size_w32; k ++)
sph_enc32le_aligned(u.tmp + (k << 2), VV[k]);
#endif
memcpy(dst, u.tmp, out_size_w32 << 2);
echo_small_init(sc, out_size_w32 << 5);
}
static void
echo_big_close(sph_echo_big_context *sc, unsigned ub, unsigned n,
void *dst, unsigned out_size_w32)
{
unsigned char *buf;
size_t ptr;
unsigned z;
unsigned elen;
union {
unsigned char tmp[64];
sph_u32 dummy;
#if SPH_ECHO_64
sph_u64 dummy2;
#endif
} u;
#if SPH_ECHO_64
sph_u64 *VV;
#else
sph_u32 *VV;
#endif
unsigned k;
buf = sc->buf;
ptr = sc->ptr;
elen = ((unsigned)ptr << 3) + n;
INCR_COUNTER(sc, elen);
sph_enc32le_aligned(u.tmp, sc->C0);
sph_enc32le_aligned(u.tmp + 4, sc->C1);
sph_enc32le_aligned(u.tmp + 8, sc->C2);
sph_enc32le_aligned(u.tmp + 12, sc->C3);
/*
* If elen is zero, then this block actually contains no message
* bit, only the first padding bit.
*/
if (elen == 0) {
sc->C0 = sc->C1 = sc->C2 = sc->C3 = 0;
}
z = 0x80 >> n;
buf[ptr ++] = ((ub & -z) | z) & 0xFF;
memset(buf + ptr, 0, (sizeof sc->buf) - ptr);
if (ptr > ((sizeof sc->buf) - 18)) {
echo_big_compress(sc);
sc->C0 = sc->C1 = sc->C2 = sc->C3 = 0;
memset(buf, 0, sizeof sc->buf);
}
sph_enc16le(buf + (sizeof sc->buf) - 18, out_size_w32 << 5);
memcpy(buf + (sizeof sc->buf) - 16, u.tmp, 16);
echo_big_compress(sc);
#if SPH_ECHO_64
for (VV = &sc->u.Vb[0][0], k = 0; k < ((out_size_w32 + 1) >> 1); k ++)
sph_enc64le_aligned(u.tmp + (k << 3), VV[k]);
#else
for (VV = &sc->u.Vs[0][0], k = 0; k < out_size_w32; k ++)
sph_enc32le_aligned(u.tmp + (k << 2), VV[k]);
#endif
memcpy(dst, u.tmp, out_size_w32 << 2);
echo_big_init(sc, out_size_w32 << 5);
}
/* see sph_echo.h */
void
sph_echo224_init(void *cc)
{
fixes for MSVC2010 to build
11 years ago
echo_small_init((sph_echo_small_context *)cc, 224);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo224(void *cc, const void *data, size_t len)
{
fixes for MSVC2010 to build
11 years ago
echo_small_core((sph_echo_small_context *)cc, (const unsigned char *)data, len);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo224_close(void *cc, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_small_close((sph_echo_small_context *)cc, 0, 0, dst, 7);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo224_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_small_close((sph_echo_small_context *)cc, ub, n, dst, 7);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo256_init(void *cc)
{
fixes for MSVC2010 to build
11 years ago
echo_small_init((sph_echo_small_context *)cc, 256);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo256(void *cc, const void *data, size_t len)
{
fixes for MSVC2010 to build
11 years ago
echo_small_core((sph_echo_small_context *)cc, (unsigned char *)data, len);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo256_close(void *cc, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_small_close((sph_echo_small_context *)cc, 0, 0, dst, 8);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo256_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_small_close((sph_echo_small_context *)cc, ub, n, dst, 8);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo384_init(void *cc)
{
fixes for MSVC2010 to build
11 years ago
echo_big_init((sph_echo_big_context *)cc, 384);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo384(void *cc, const void *data, size_t len)
{
fixes for MSVC2010 to build
11 years ago
echo_big_core((sph_echo_big_context *)cc, (unsigned char *)data, len);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo384_close(void *cc, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_big_close((sph_echo_big_context *)cc, 0, 0, dst, 12);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo384_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_big_close((sph_echo_big_context *)cc, ub, n, dst, 12);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo512_init(void *cc)
{
fixes for MSVC2010 to build
11 years ago
echo_big_init((sph_echo_big_context *)cc, 512);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo512(void *cc, const void *data, size_t len)
{
fixes for MSVC2010 to build
11 years ago
echo_big_core((sph_echo_big_context *)cc, (unsigned char *)data, len);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo512_close(void *cc, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_big_close((sph_echo_big_context *)cc, 0, 0, dst, 16);
Added hash functions from sphlib.
11 years ago
}
/* see sph_echo.h */
void
sph_echo512_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst)
{
fixes for MSVC2010 to build
11 years ago
echo_big_close((sph_echo_big_context *)cc, ub, n, dst, 16);
Added hash functions from sphlib.
11 years ago
}