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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
38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
#include <stdint.h>
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#include <string.h>
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#include "address.h"
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#include "haraka.h"
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#include "hash_state.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_SPHINCSHARAKA256FROBUST_AESNI_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_SPHINCSHARAKA256FROBUST_AESNI_ADDR_BYTES];
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/* Since PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_N may be smaller than 32, we need a temporary buffer. */
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unsigned char outbuf[4 * 32];
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unsigned int i;
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(void)key; /* Suppress an 'unused parameter' warning. */
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for (i = 0; i < 4; i++) {
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PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_addr_to_bytes(bufx4 + i * PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_ADDR_BYTES, addrx4 + i * 8);
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}
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PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_haraka256_skx4(outbuf, bufx4, state_seeded);
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memcpy(out0, outbuf, PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_N);
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memcpy(out1, outbuf + 32, PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_N);
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memcpy(out2, outbuf + 64, PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_N);
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memcpy(out3, outbuf + 96, PQCLEAN_SPHINCSHARAKA256FROBUST_AESNI_N);
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}
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