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611 lines
13 KiB
Common Lisp
611 lines
13 KiB
Common Lisp
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#ifdef KERNEL_STATIC
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#include "inc_vendor.h"
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#include "inc_types.h"
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#include "inc_platform.cl"
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#include "inc_common.cl"
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#include "inc_hash_sha256.cl"
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#endif
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#define COMPARE_S "inc_comp_single.cl"
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#define COMPARE_M "inc_comp_multi.cl"
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typedef struct
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{
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#ifndef SCRYPT_TMP_ELEM
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#define SCRYPT_TMP_ELEM 1
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#endif
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uint4 P[SCRYPT_TMP_ELEM];
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} scrypt_tmp_t;
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typedef struct ethereum_scrypt
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{
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u32 salt_buf[16];
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u32 ciphertext[8];
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} ethereum_scrypt_t;
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DECLSPEC uint4 hc_swap32_4 (uint4 v)
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{
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return (rotate ((v & 0x00FF00FF), 24u) | rotate ((v & 0xFF00FF00), 8u));
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}
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#define GET_SCRYPT_CNT(r,p) (2 * (r) * 16 * (p))
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#define GET_SMIX_CNT(r,N) (2 * (r) * 16 * (N))
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#define GET_STATE_CNT(r) (2 * (r) * 16)
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#define SCRYPT_CNT GET_SCRYPT_CNT (SCRYPT_R, SCRYPT_P)
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#define SCRYPT_CNT4 (SCRYPT_CNT / 4)
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#define STATE_CNT GET_STATE_CNT (SCRYPT_R)
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#define STATE_CNT4 (STATE_CNT / 4)
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#define ADD_ROTATE_XOR(r,i1,i2,s) (r) ^= rotate ((i1) + (i2), (s));
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#define SALSA20_2R() \
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{ \
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ADD_ROTATE_XOR (X1, X0, X3, 7); \
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ADD_ROTATE_XOR (X2, X1, X0, 9); \
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ADD_ROTATE_XOR (X3, X2, X1, 13); \
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ADD_ROTATE_XOR (X0, X3, X2, 18); \
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\
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X1 = X1.s3012; \
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X2 = X2.s2301; \
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X3 = X3.s1230; \
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\
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ADD_ROTATE_XOR (X3, X0, X1, 7); \
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ADD_ROTATE_XOR (X2, X3, X0, 9); \
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ADD_ROTATE_XOR (X1, X2, X3, 13); \
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ADD_ROTATE_XOR (X0, X1, X2, 18); \
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\
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X1 = X1.s1230; \
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X2 = X2.s2301; \
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X3 = X3.s3012; \
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}
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#define SALSA20_8_XOR() \
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{ \
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R0 = R0 ^ Y0; \
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R1 = R1 ^ Y1; \
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R2 = R2 ^ Y2; \
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R3 = R3 ^ Y3; \
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\
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uint4 X0 = R0; \
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uint4 X1 = R1; \
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uint4 X2 = R2; \
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uint4 X3 = R3; \
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\
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SALSA20_2R (); \
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SALSA20_2R (); \
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SALSA20_2R (); \
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SALSA20_2R (); \
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\
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R0 = R0 + X0; \
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R1 = R1 + X1; \
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R2 = R2 + X2; \
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R3 = R3 + X3; \
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}
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DECLSPEC void salsa_r (uint4 *TI)
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{
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uint4 R0 = TI[STATE_CNT4 - 4];
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uint4 R1 = TI[STATE_CNT4 - 3];
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uint4 R2 = TI[STATE_CNT4 - 2];
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uint4 R3 = TI[STATE_CNT4 - 1];
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uint4 TO[STATE_CNT4];
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int idx_y = 0;
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int idx_r1 = 0;
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int idx_r2 = SCRYPT_R * 4;
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for (int i = 0; i < SCRYPT_R; i++)
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{
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uint4 Y0;
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uint4 Y1;
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uint4 Y2;
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uint4 Y3;
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Y0 = TI[idx_y++];
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Y1 = TI[idx_y++];
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Y2 = TI[idx_y++];
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Y3 = TI[idx_y++];
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SALSA20_8_XOR ();
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TO[idx_r1++] = R0;
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TO[idx_r1++] = R1;
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TO[idx_r1++] = R2;
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TO[idx_r1++] = R3;
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Y0 = TI[idx_y++];
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Y1 = TI[idx_y++];
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Y2 = TI[idx_y++];
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Y3 = TI[idx_y++];
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SALSA20_8_XOR ();
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TO[idx_r2++] = R0;
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TO[idx_r2++] = R1;
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TO[idx_r2++] = R2;
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TO[idx_r2++] = R3;
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}
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#pragma unroll
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for (int i = 0; i < STATE_CNT4; i++)
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{
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TI[i] = TO[i];
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}
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}
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DECLSPEC void scrypt_smix (uint4 *X, uint4 *T, GLOBAL_AS uint4 *V0, GLOBAL_AS uint4 *V1, GLOBAL_AS uint4 *V2, GLOBAL_AS uint4 *V3)
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{
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#define Coord(xd4,y,z) (((xd4) * ySIZE * zSIZE) + ((y) * zSIZE) + (z))
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#define CO Coord(xd4,y,z)
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const u32 ySIZE = SCRYPT_N / SCRYPT_TMTO;
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const u32 zSIZE = STATE_CNT4;
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const u32 x = get_global_id (0);
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const u32 xd4 = x / 4;
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const u32 xm4 = x & 3;
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GLOBAL_AS uint4 *V;
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switch (xm4)
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{
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case 0: V = V0; break;
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case 1: V = V1; break;
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case 2: V = V2; break;
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case 3: V = V3; break;
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}
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#ifdef _unroll
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#pragma unroll
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#endif
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for (u32 i = 0; i < STATE_CNT4; i += 4)
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{
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T[0] = (uint4) (X[i + 0].x, X[i + 1].y, X[i + 2].z, X[i + 3].w);
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T[1] = (uint4) (X[i + 1].x, X[i + 2].y, X[i + 3].z, X[i + 0].w);
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T[2] = (uint4) (X[i + 2].x, X[i + 3].y, X[i + 0].z, X[i + 1].w);
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T[3] = (uint4) (X[i + 3].x, X[i + 0].y, X[i + 1].z, X[i + 2].w);
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X[i + 0] = T[0];
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X[i + 1] = T[1];
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X[i + 2] = T[2];
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X[i + 3] = T[3];
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}
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for (u32 y = 0; y < ySIZE; y++)
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{
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for (u32 z = 0; z < zSIZE; z++) V[CO] = X[z];
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for (u32 i = 0; i < SCRYPT_TMTO; i++) salsa_r (X);
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}
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for (u32 i = 0; i < SCRYPT_N; i++)
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{
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const u32 k = X[zSIZE - 4].x & (SCRYPT_N - 1);
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const u32 y = k / SCRYPT_TMTO;
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const u32 km = k - (y * SCRYPT_TMTO);
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for (u32 z = 0; z < zSIZE; z++) T[z] = V[CO];
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for (u32 i = 0; i < km; i++) salsa_r (T);
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for (u32 z = 0; z < zSIZE; z++) X[z] ^= T[z];
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salsa_r (X);
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}
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#ifdef _unroll
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#pragma unroll
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#endif
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for (u32 i = 0; i < STATE_CNT4; i += 4)
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{
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T[0] = (uint4) (X[i + 0].x, X[i + 3].y, X[i + 2].z, X[i + 1].w);
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T[1] = (uint4) (X[i + 1].x, X[i + 0].y, X[i + 3].z, X[i + 2].w);
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T[2] = (uint4) (X[i + 2].x, X[i + 1].y, X[i + 0].z, X[i + 3].w);
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T[3] = (uint4) (X[i + 3].x, X[i + 2].y, X[i + 1].z, X[i + 0].w);
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X[i + 0] = T[0];
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X[i + 1] = T[1];
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X[i + 2] = T[2];
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X[i + 3] = T[3];
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}
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}
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#ifndef KECCAK_ROUNDS
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#define KECCAK_ROUNDS 24
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#endif
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#define Theta1(s) (st[0 + s] ^ st[5 + s] ^ st[10 + s] ^ st[15 + s] ^ st[20 + s])
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#define Theta2(s) \
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{ \
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st[ 0 + s] ^= t; \
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st[ 5 + s] ^= t; \
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st[10 + s] ^= t; \
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st[15 + s] ^= t; \
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st[20 + s] ^= t; \
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}
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#define Rho_Pi(s) \
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{ \
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u32 j = keccakf_piln[s]; \
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u32 k = keccakf_rotc[s]; \
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bc0 = st[j]; \
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st[j] = hc_rotl64_S (t, k); \
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t = bc0; \
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}
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#define Chi(s) \
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{ \
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bc0 = st[0 + s]; \
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bc1 = st[1 + s]; \
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bc2 = st[2 + s]; \
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bc3 = st[3 + s]; \
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bc4 = st[4 + s]; \
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st[0 + s] ^= ~bc1 & bc2; \
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st[1 + s] ^= ~bc2 & bc3; \
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st[2 + s] ^= ~bc3 & bc4; \
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st[3 + s] ^= ~bc4 & bc0; \
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st[4 + s] ^= ~bc0 & bc1; \
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}
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CONSTANT_AS u64a keccakf_rndc[24] =
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{
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0x0000000000000001, 0x0000000000008082, 0x800000000000808a,
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0x8000000080008000, 0x000000000000808b, 0x0000000080000001,
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0x8000000080008081, 0x8000000000008009, 0x000000000000008a,
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0x0000000000000088, 0x0000000080008009, 0x000000008000000a,
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0x000000008000808b, 0x800000000000008b, 0x8000000000008089,
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0x8000000000008003, 0x8000000000008002, 0x8000000000000080,
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0x000000000000800a, 0x800000008000000a, 0x8000000080008081,
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0x8000000000008080, 0x0000000080000001, 0x8000000080008008
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};
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DECLSPEC void keccak_transform_S (u64 *st)
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{
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const u8 keccakf_rotc[24] =
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{
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1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 2, 14,
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27, 41, 56, 8, 25, 43, 62, 18, 39, 61, 20, 44
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};
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const u8 keccakf_piln[24] =
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{
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10, 7, 11, 17, 18, 3, 5, 16, 8, 21, 24, 4,
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15, 23, 19, 13, 12, 2, 20, 14, 22, 9, 6, 1
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};
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/**
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* Keccak
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*/
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int round;
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for (round = 0; round < KECCAK_ROUNDS; round++)
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{
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// Theta
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u64 bc0 = Theta1 (0);
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u64 bc1 = Theta1 (1);
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u64 bc2 = Theta1 (2);
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u64 bc3 = Theta1 (3);
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u64 bc4 = Theta1 (4);
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u64 t;
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t = bc4 ^ hc_rotl64_S (bc1, 1); Theta2 (0);
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t = bc0 ^ hc_rotl64_S (bc2, 1); Theta2 (1);
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t = bc1 ^ hc_rotl64_S (bc3, 1); Theta2 (2);
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t = bc2 ^ hc_rotl64_S (bc4, 1); Theta2 (3);
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t = bc3 ^ hc_rotl64_S (bc0, 1); Theta2 (4);
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// Rho Pi
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t = st[1];
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Rho_Pi (0);
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Rho_Pi (1);
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Rho_Pi (2);
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Rho_Pi (3);
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Rho_Pi (4);
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Rho_Pi (5);
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Rho_Pi (6);
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Rho_Pi (7);
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Rho_Pi (8);
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Rho_Pi (9);
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Rho_Pi (10);
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Rho_Pi (11);
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Rho_Pi (12);
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Rho_Pi (13);
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Rho_Pi (14);
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Rho_Pi (15);
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Rho_Pi (16);
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Rho_Pi (17);
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Rho_Pi (18);
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Rho_Pi (19);
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Rho_Pi (20);
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Rho_Pi (21);
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Rho_Pi (22);
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Rho_Pi (23);
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// Chi
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Chi (0);
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Chi (5);
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Chi (10);
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Chi (15);
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Chi (20);
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// Iota
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st[0] ^= keccakf_rndc[round];
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}
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}
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KERNEL_FQ void m15700_init (KERN_ATTR_TMPS_ESALT (scrypt_tmp_t, ethereum_scrypt_t))
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{
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/**
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* base
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*/
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const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
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sha256_hmac_ctx_t sha256_hmac_ctx;
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sha256_hmac_init_global_swap (&sha256_hmac_ctx, pws[gid].i, pws[gid].pw_len);
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sha256_hmac_update_global_swap (&sha256_hmac_ctx, salt_bufs[salt_pos].salt_buf, salt_bufs[salt_pos].salt_len);
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for (u32 i = 0, j = 1, k = 0; i < SCRYPT_CNT; i += 8, j += 1, k += 2)
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{
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sha256_hmac_ctx_t sha256_hmac_ctx2 = sha256_hmac_ctx;
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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w0[0] = j;
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w0[1] = 0;
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w0[2] = 0;
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w0[3] = 0;
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w1[0] = 0;
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w1[1] = 0;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = 0;
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sha256_hmac_update_64 (&sha256_hmac_ctx2, w0, w1, w2, w3, 4);
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sha256_hmac_final (&sha256_hmac_ctx2);
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u32 digest[8];
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digest[0] = sha256_hmac_ctx2.opad.h[0];
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digest[1] = sha256_hmac_ctx2.opad.h[1];
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digest[2] = sha256_hmac_ctx2.opad.h[2];
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digest[3] = sha256_hmac_ctx2.opad.h[3];
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digest[4] = sha256_hmac_ctx2.opad.h[4];
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digest[5] = sha256_hmac_ctx2.opad.h[5];
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digest[6] = sha256_hmac_ctx2.opad.h[6];
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digest[7] = sha256_hmac_ctx2.opad.h[7];
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const uint4 tmp0 = (uint4) (digest[0], digest[1], digest[2], digest[3]);
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const uint4 tmp1 = (uint4) (digest[4], digest[5], digest[6], digest[7]);
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tmps[gid].P[k + 0] = tmp0;
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tmps[gid].P[k + 1] = tmp1;
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}
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}
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KERNEL_FQ void m15700_loop (KERN_ATTR_TMPS_ESALT (scrypt_tmp_t, ethereum_scrypt_t))
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{
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const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
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GLOBAL_AS uint4 *d_scrypt0_buf = d_extra0_buf;
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GLOBAL_AS uint4 *d_scrypt1_buf = d_extra1_buf;
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GLOBAL_AS uint4 *d_scrypt2_buf = d_extra2_buf;
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GLOBAL_AS uint4 *d_scrypt3_buf = d_extra3_buf;
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uint4 X[STATE_CNT4];
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uint4 T[STATE_CNT4];
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#ifdef _unroll
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#pragma unroll
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#endif
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for (int z = 0; z < STATE_CNT4; z++) X[z] = hc_swap32_4 (tmps[gid].P[z]);
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scrypt_smix (X, T, d_scrypt0_buf, d_scrypt1_buf, d_scrypt2_buf, d_scrypt3_buf);
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#ifdef _unroll
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#pragma unroll
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#endif
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for (int z = 0; z < STATE_CNT4; z++) tmps[gid].P[z] = hc_swap32_4 (X[z]);
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#if SCRYPT_P >= 1
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for (int i = STATE_CNT4; i < SCRYPT_CNT4; i += STATE_CNT4)
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{
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for (int z = 0; z < STATE_CNT4; z++) X[z] = hc_swap32_4 (tmps[gid].P[i + z]);
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scrypt_smix (X, T, d_scrypt0_buf, d_scrypt1_buf, d_scrypt2_buf, d_scrypt3_buf);
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for (int z = 0; z < STATE_CNT4; z++) tmps[gid].P[i + z] = hc_swap32_4 (X[z]);
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}
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#endif
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}
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KERNEL_FQ void m15700_comp (KERN_ATTR_TMPS_ESALT (scrypt_tmp_t, ethereum_scrypt_t))
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{
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/**
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* base
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*/
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const u64 gid = get_global_id (0);
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const u64 lid = get_local_id (0);
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if (gid >= gid_max) return;
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/**
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* 2nd pbkdf2, creates B
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*/
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u32 w0[4];
|
|
u32 w1[4];
|
|
u32 w2[4];
|
|
u32 w3[4];
|
|
|
|
sha256_hmac_ctx_t ctx;
|
|
|
|
sha256_hmac_init_global_swap (&ctx, pws[gid].i, pws[gid].pw_len);
|
|
|
|
for (u32 l = 0; l < SCRYPT_CNT4; l += 4)
|
|
{
|
|
uint4 tmp;
|
|
|
|
tmp = tmps[gid].P[l + 0];
|
|
|
|
w0[0] = tmp.s0;
|
|
w0[1] = tmp.s1;
|
|
w0[2] = tmp.s2;
|
|
w0[3] = tmp.s3;
|
|
|
|
tmp = tmps[gid].P[l + 1];
|
|
|
|
w1[0] = tmp.s0;
|
|
w1[1] = tmp.s1;
|
|
w1[2] = tmp.s2;
|
|
w1[3] = tmp.s3;
|
|
|
|
tmp = tmps[gid].P[l + 2];
|
|
|
|
w2[0] = tmp.s0;
|
|
w2[1] = tmp.s1;
|
|
w2[2] = tmp.s2;
|
|
w2[3] = tmp.s3;
|
|
|
|
tmp = tmps[gid].P[l + 3];
|
|
|
|
w3[0] = tmp.s0;
|
|
w3[1] = tmp.s1;
|
|
w3[2] = tmp.s2;
|
|
w3[3] = tmp.s3;
|
|
|
|
sha256_hmac_update_64 (&ctx, w0, w1, w2, w3, 64);
|
|
}
|
|
|
|
w0[0] = 1;
|
|
w0[1] = 0;
|
|
w0[2] = 0;
|
|
w0[3] = 0;
|
|
w1[0] = 0;
|
|
w1[1] = 0;
|
|
w1[2] = 0;
|
|
w1[3] = 0;
|
|
w2[0] = 0;
|
|
w2[1] = 0;
|
|
w2[2] = 0;
|
|
w2[3] = 0;
|
|
w3[0] = 0;
|
|
w3[1] = 0;
|
|
w3[2] = 0;
|
|
w3[3] = 0;
|
|
|
|
sha256_hmac_update_64 (&ctx, w0, w1, w2, w3, 4);
|
|
|
|
sha256_hmac_final (&ctx);
|
|
|
|
/**
|
|
* keccak
|
|
*/
|
|
|
|
u32 ciphertext[8];
|
|
|
|
ciphertext[0] = esalt_bufs[digests_offset].ciphertext[0];
|
|
ciphertext[1] = esalt_bufs[digests_offset].ciphertext[1];
|
|
ciphertext[2] = esalt_bufs[digests_offset].ciphertext[2];
|
|
ciphertext[3] = esalt_bufs[digests_offset].ciphertext[3];
|
|
ciphertext[4] = esalt_bufs[digests_offset].ciphertext[4];
|
|
ciphertext[5] = esalt_bufs[digests_offset].ciphertext[5];
|
|
ciphertext[6] = esalt_bufs[digests_offset].ciphertext[6];
|
|
ciphertext[7] = esalt_bufs[digests_offset].ciphertext[7];
|
|
|
|
u32 key[4];
|
|
|
|
key[0] = hc_swap32_S (ctx.opad.h[4]);
|
|
key[1] = hc_swap32_S (ctx.opad.h[5]);
|
|
key[2] = hc_swap32_S (ctx.opad.h[6]);
|
|
key[3] = hc_swap32_S (ctx.opad.h[7]);
|
|
|
|
u64 st[25];
|
|
|
|
st[ 0] = hl32_to_64_S (key[1], key[0]);
|
|
st[ 1] = hl32_to_64_S (key[3], key[2]);
|
|
st[ 2] = hl32_to_64_S (ciphertext[1], ciphertext[0]);
|
|
st[ 3] = hl32_to_64_S (ciphertext[3], ciphertext[2]);
|
|
st[ 4] = hl32_to_64_S (ciphertext[5], ciphertext[4]);
|
|
st[ 5] = hl32_to_64_S (ciphertext[7], ciphertext[6]);
|
|
st[ 6] = 0x01;
|
|
st[ 7] = 0;
|
|
st[ 8] = 0;
|
|
st[ 9] = 0;
|
|
st[10] = 0;
|
|
st[11] = 0;
|
|
st[12] = 0;
|
|
st[13] = 0;
|
|
st[14] = 0;
|
|
st[15] = 0;
|
|
st[16] = 0;
|
|
st[17] = 0;
|
|
st[18] = 0;
|
|
st[19] = 0;
|
|
st[20] = 0;
|
|
st[21] = 0;
|
|
st[22] = 0;
|
|
st[23] = 0;
|
|
st[24] = 0;
|
|
|
|
const u32 mdlen = 32;
|
|
|
|
const u32 rsiz = 200 - (2 * mdlen);
|
|
|
|
const u32 add80w = (rsiz - 1) / 8;
|
|
|
|
st[add80w] |= 0x8000000000000000;
|
|
|
|
keccak_transform_S (st);
|
|
|
|
const u32 r0 = l32_from_64_S (st[0]);
|
|
const u32 r1 = h32_from_64_S (st[0]);
|
|
const u32 r2 = l32_from_64_S (st[1]);
|
|
const u32 r3 = h32_from_64_S (st[1]);
|
|
|
|
#define il_pos 0
|
|
|
|
#ifdef KERNEL_STATIC
|
|
#include COMPARE_M
|
|
#endif
|
|
}
|