mirror of
https://github.com/henrydcase/pqc.git
synced 2024-12-04 21:34:01 +00:00
157 lines
13 KiB
C
157 lines
13 KiB
C
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#include <stdint.h>
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#include <string.h>
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#include "address.h"
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#include "params.h"
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#include "sha256.h"
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#include "sha256avx.h"
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#include "sha256x8.h"
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#include "thashx8.h"
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#include "utils.h"
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/**
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* 8-way parallel version of thash; takes 8x as much input and output
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*/
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static void thashx8(uint8_t *out0,
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uint8_t *out1,
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uint8_t *out2,
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uint8_t *out3,
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uint8_t *out4,
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uint8_t *out5,
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uint8_t *out6,
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uint8_t *out7,
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const uint8_t *in0,
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const uint8_t *in1,
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const uint8_t *in2,
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const uint8_t *in3,
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const uint8_t *in4,
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const uint8_t *in5,
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const uint8_t *in6,
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const uint8_t *in7,
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unsigned int inblocks,
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const uint8_t *pub_seed,
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uint32_t addrx8[8 * 8],
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uint8_t *bufx8,
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uint8_t *bitmaskx8,
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const hash_state *state_seeded) {
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unsigned char outbufx8[8 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES];
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unsigned int i;
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sha256ctxx8 ctx;
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(void)pub_seed; /* Suppress an 'unused parameter' warning. */
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for (i = 0; i < 8; i++) {
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memcpy(bufx8 + i * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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pub_seed, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_compress_address(bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N +
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i * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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addrx8 + i * 8);
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}
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_mgf1x8(bitmaskx8, inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N,
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bufx8 + 0 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 1 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 2 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 3 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 4 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 5 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 6 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + 7 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES
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);
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_sha256_clone_statex8(&ctx, &state_seeded->x8);
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for (i = 0; i < inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N; i++) {
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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0 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in0[i] ^ bitmaskx8[i + 0 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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1 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in1[i] ^ bitmaskx8[i + 1 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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2 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in2[i] ^ bitmaskx8[i + 2 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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3 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in3[i] ^ bitmaskx8[i + 3 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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4 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in4[i] ^ bitmaskx8[i + 4 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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5 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in5[i] ^ bitmaskx8[i + 5 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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6 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in6[i] ^ bitmaskx8[i + 6 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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bufx8[PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + i +
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7 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)] =
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in7[i] ^ bitmaskx8[i + 7 * (inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)];
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}
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_sha256_update8x(&ctx,
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 0 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 1 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 2 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 3 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 4 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 5 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 6 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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bufx8 + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + 7 * (PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N),
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + inblocks * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_sha256_final8x(&ctx,
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outbufx8 + 0 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 1 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 2 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 3 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 4 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 5 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 6 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES,
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outbufx8 + 7 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES);
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memcpy(out0, outbufx8 + 0 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out1, outbufx8 + 1 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out2, outbufx8 + 2 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out3, outbufx8 + 3 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out4, outbufx8 + 4 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out5, outbufx8 + 5 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out6, outbufx8 + 6 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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memcpy(out7, outbufx8 + 7 * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_OUTPUT_BYTES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N);
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}
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#define thash_size_variant(name, size) \
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void PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_thashx8_##name(unsigned char *out0, \
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unsigned char *out1, \
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unsigned char *out2, \
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unsigned char *out3, \
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unsigned char *out4, \
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unsigned char *out5, \
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unsigned char *out6, \
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unsigned char *out7, \
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const unsigned char *in0, \
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const unsigned char *in1, \
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const unsigned char *in2, \
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const unsigned char *in3, \
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const unsigned char *in4, \
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const unsigned char *in5, \
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const unsigned char *in6, \
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const unsigned char *in7, \
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const unsigned char *pub_seed, \
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uint32_t addrx8[8*8], \
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const hash_state *state_seeded) { \
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const unsigned int inblocks = (size); \
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uint8_t bufx8[8*(PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_SHA256_ADDR_BYTES + (size)*PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)]; \
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uint8_t bitmaskx8[8*((size) * PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_N)]; \
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thashx8(out0, out1, out2, out3, out4, out5, out6, out7, \
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in0, in1, in2, in3, in4, in5, in6, in7, inblocks, \
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pub_seed, addrx8, bufx8, bitmaskx8, state_seeded); \
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}
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thash_size_variant(1, 1)
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thash_size_variant(2, 2)
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thash_size_variant(WOTS_LEN, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_WOTS_LEN)
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thash_size_variant(FORS_TREES, PQCLEAN_SPHINCSSHA256192FROBUST_AVX2_FORS_TREES)
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#undef thash_size_variant
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