C++ (Cpp) InitSponge示例

示例#1

文件： KeccakNISTInterface.c 项目： archwisp/php-keccak-hash

HashReturn Init(hashState *state, int hashbitlen)
{
    switch(hashbitlen) {
        case 0: // Default parameters, arbitrary length output
            InitSponge((spongeState*)state, 1024, 576);
            break;
        case 224:
            InitSponge((spongeState*)state, 1152, 448);
            break;
        case 256:
            InitSponge((spongeState*)state, 1088, 512);
            break;
        case 384:
            InitSponge((spongeState*)state, 832, 768);
            break;
        case 512:
            InitSponge((spongeState*)state, 576, 1024);
            break;
        default:
            return BAD_HASHLEN;
    }
    state->fixedOutputLength = hashbitlen;
    return HASH_SUCCESS;
}

示例#2

文件： compress.c 项目： henrycg/balloon

static int 
compress_keccak (uint8_t *out, const uint8_t *blocks[], unsigned int blocks_to_comp)
{
  spongeState sponge;

  if (InitSponge (&sponge, KECCAK_RATE, KECCAK_CAPACITY))
    return ERROR_KECCAK;

  for (unsigned int i = 0; i < blocks_to_comp; i++) {
    if (Absorb (&sponge, blocks[i], 8 * KECCAK_1600_BLOCK_SIZE))
      return ERROR_KECCAK;
  }
  
  if (Squeeze (&sponge, out, 8 * KECCAK_1600_BLOCK_SIZE))
    return ERROR_KECCAK;

  return ERROR_NONE;
}

示例#3

文件： keccak128.cpp 项目： andreasots/vindicat

void keccak128(const unsigned char* in, const unsigned long long inlen, unsigned char *out) {
    spongeState state;
    InitSponge(&state, 1344, 256);
    Absorb(&state, in, inlen*8);
    Squeeze(&state, out, 128);
}