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a655ec8a9d
* Add state destroy to SHA2 API * Include optimized SPHINCS+ implementations I've generated new implementations from the sphincsplus repository. * Don't destroy sha256ctx after finalize * Attempt to shut up MSVC * Make sure to drop errors in rmtree
39 lines
1.8 KiB
C
39 lines
1.8 KiB
C
#include <stdint.h>
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#include <string.h>
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#include "address.h"
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#include "fips202x4.h"
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#include "hashx4.h"
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#include "params.h"
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/*
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* 4-way parallel version of prf_addr; takes 4x as much input and output
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*/
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void PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_prf_addrx4(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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const unsigned char *key,
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const uint32_t addrx4[4 * 8],
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const hash_state *state_seeded) {
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unsigned char bufx4[4 * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES)];
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unsigned int j;
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for (j = 0; j < 4; j++) {
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memcpy(bufx4 + j * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES), key, PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N);
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PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_addr_to_bytes(bufx4 + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + j * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES), addrx4 + j * 8);
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}
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PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_shake256x4(out0,
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out1,
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out2,
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out3, PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N,
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bufx4 + 0 * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES),
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bufx4 + 1 * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES),
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bufx4 + 2 * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES),
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bufx4 + 3 * (PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES), PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_N + PQCLEAN_SPHINCSSHAKE256192FROBUST_AVX2_ADDR_BYTES);
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/* Avoid unused parameter warning */
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(void)state_seeded;
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}
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