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@ -12,48 +12,21 @@ |
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((((x) << 24) & 0xff000000u) | (((x) << 8) & 0x00ff0000u) | \ |
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((((x) << 24) & 0xff000000u) | (((x) << 8) & 0x00ff0000u) | \ |
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(((x) >> 8) & 0x0000ff00u) | (((x) >> 24) & 0x000000ffu)) |
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(((x) >> 8) & 0x0000ff00u) | (((x) >> 24) & 0x000000ffu)) |
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void sha256func(unsigned char *hash, const unsigned char *data, int len) |
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// CPU-groestl
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{ |
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uint32_t S[16], T[16]; |
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int i, r; |
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sha256_init(S); |
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for (r = len; r > -9; r -= 64) { |
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if (r < 64) |
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memset(T, 0, 64); |
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memcpy(T, data + len - r, r > 64 ? 64 : (r < 0 ? 0 : r)); |
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if (r >= 0 && r < 64) |
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((unsigned char *)T)[r] = 0x80; |
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for (i = 0; i < 16; i++) |
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T[i] = be32dec(T + i); |
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if (r < 56) |
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T[15] = 8 * len; |
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sha256_transform(S, T, 0); |
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} |
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/*
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memcpy(S + 8, sha256d_hash1 + 8, 32); |
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sha256_init(T); |
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sha256_transform(T, S, 0); |
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*/ |
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for (i = 0; i < 8; i++) |
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be32enc((uint32_t *)hash + i, T[i]); |
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} |
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extern "C" void groestlhash(void *state, const void *input) |
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extern "C" void groestlhash(void *state, const void *input) |
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{ |
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{ |
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// CPU-groestl
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sph_groestl512_context ctx_groestl; |
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sph_groestl512_context ctx_groestl[2]; |
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//these uint512 in the c++ source of the client are backed by an array of uint32
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//these uint512 in the c++ source of the client are backed by an array of uint32
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uint32_t hashA[16], hashB[16]; |
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uint32_t hashA[16], hashB[16]; |
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sph_groestl512_init(&ctx_groestl[0]); |
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sph_groestl512_init(&ctx_groestl); |
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sph_groestl512 (&ctx_groestl[0], input, 80); //6
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sph_groestl512 (&ctx_groestl, input, 80); //6
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sph_groestl512_close(&ctx_groestl[0], hashA); //7
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sph_groestl512_close(&ctx_groestl, hashA); //7
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sph_groestl512_init(&ctx_groestl[1]); |
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sph_groestl512_init(&ctx_groestl); |
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sph_groestl512 (&ctx_groestl[1], hashA, 64); //6
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sph_groestl512 (&ctx_groestl, hashA, 64); //6
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sph_groestl512_close(&ctx_groestl[1], hashB); //7
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sph_groestl512_close(&ctx_groestl, hashB); //7
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memcpy(state, hashB, 32); |
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memcpy(state, hashB, 32); |
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} |
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} |
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