node-multi-hashing/hefty1.c at master · PhoenixBS/node-multi-hashing · GitHub

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#include "hefty1.h"

#include "sha3/sph_hefty1.h"

#include "sha3/sph_keccak.h"

#include "sha3/sph_groestl.h"

#include "sha3/sph_blake.h"

#include "sha256.h"

void hefty1_hash(const char* input, char* output, uint32_t len)

{

HEFTY1_CTX ctx_hefty1;

SHA256_CTX ctx_sha256;

sph_keccak512_context ctx_keccak;

sph_groestl512_context ctx_groestl;

sph_blake512_context ctx_blake;

char hash32_1[32];

char hash32_2[32];

char hash64_3[64];

char hash64_4[64];

char hash64_5[64];

HEFTY1_Init(&ctx_hefty1);

HEFTY1_Update(&ctx_hefty1, (const void*) input, len);

HEFTY1_Final((unsigned char*) &hash32_1, &ctx_hefty1); // 1

SHA256_Init(&ctx_sha256);

SHA256_Update(&ctx_sha256, (const void*) input, len);

SHA256_Update(&ctx_sha256, (unsigned char*) &hash32_1, 32); // 1

SHA256_Final((unsigned char*) &hash32_2, &ctx_sha256); // 2

sph_keccak512_init(&ctx_keccak);

sph_keccak512(&ctx_keccak, (const void*) input, len);

sph_keccak512(&ctx_keccak, (unsigned char*) &hash32_1, 32); //1

sph_keccak512_close(&ctx_keccak, (void*) &hash64_3); // 3

sph_groestl512_init(&ctx_groestl);

sph_groestl512(&ctx_groestl, (const void*) input, len);

sph_groestl512(&ctx_groestl, (unsigned char*) &hash32_1, 32); // 1

sph_groestl512_close(&ctx_groestl, (void*) &hash64_4); // 4

sph_blake512_init(&ctx_blake);

sph_blake512(&ctx_blake, (const void*) input, len);

sph_blake512(&ctx_blake, (unsigned char*) &hash32_1, 32); // 1

sph_blake512_close(&ctx_blake, (void*) &hash64_5); // 5

memset(output, 0, 32);

char* hash[4] = { hash32_2, hash64_3, hash64_4, hash64_5 };

uint32_t i;

uint32_t j;

#define OUTPUT_BIT (i * 4 + j)

for(i = 0; i < 64; i++) {

for(j = 0; j < 4; j++) {

if((*(hash[j] + (i / 8)) & (0x80 >> (i % 8))) != 0)

*(output + (OUTPUT_BIT / 8)) |= 0x80 >> (OUTPUT_BIT % 8);

}

node-multi-hashing/hefty1.c at master · PhoenixBS/node-multi-hashing · GitHub

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