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https://github.com/henrydcase/pqc.git
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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
67 lines
5.9 KiB
C
67 lines
5.9 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 "params.h"
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#include "thashx4.h"
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/**
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* 4-way parallel version of thash; takes 4x as much input and output
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*/
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#define thashx4_variant(name, inblocks) \
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void PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_thashx4_##name(unsigned char *out0, unsigned char *out1, unsigned char *out2, \
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unsigned char *out3, const unsigned char *in0, \
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const unsigned char *in1, const unsigned char *in2, \
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const unsigned char *in3, const unsigned char *pub_seed, \
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uint32_t addrx4[4 * 8], const harakactx *state) { \
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unsigned char buf0[PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N]; \
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unsigned char buf1[PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N]; \
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unsigned char buf2[PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N]; \
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unsigned char buf3[PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N]; \
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unsigned char outbuf[32 * 4]; \
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unsigned char buf_tmp[64 * 4]; \
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\
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(void)pub_seed; /* Suppress an 'unused parameter' warning. */ \
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\
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if ((inblocks) == 1) { \
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memset(buf_tmp, 0, 64 * 4); \
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\
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf_tmp, addrx4 + 0 * 8); \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf_tmp + 64, addrx4 + 1 * 8); \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf_tmp + 128, addrx4 + 2 * 8); \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf_tmp + 192, addrx4 + 3 * 8); \
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\
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memcpy(buf_tmp + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES, in0, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(buf_tmp + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + 64, in1, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(buf_tmp + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + 128, in2, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(buf_tmp + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + 192, in3, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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\
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_haraka512x4(outbuf, buf_tmp, state); \
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\
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memcpy(out0, outbuf, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(out1, outbuf + 32, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(out2, outbuf + 64, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(out3, outbuf + 96, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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} else { \
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/* All other tweakable hashes*/ \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf0, addrx4 + 0 * 8); \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf1, addrx4 + 1 * 8); \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf2, addrx4 + 2 * 8); \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_addr_to_bytes(buf3, addrx4 + 3 * 8); \
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\
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memcpy(buf0 + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES, in0, (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(buf1 + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES, in1, (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(buf2 + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES, in2, (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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memcpy(buf3 + PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES, in3, (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N); \
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\
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_haraka_Sx4(out0, out1, out2, out3, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N, buf0, buf1, buf2, buf3, \
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PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_N, state); \
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} \
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}
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thashx4_variant(1, 1)
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thashx4_variant(2, 2)
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thashx4_variant(WOTS_LEN, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_WOTS_LEN)
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thashx4_variant(FORS_TREES, PQCLEAN_SPHINCSHARAKA256FSIMPLE_AESNI_FORS_TREES)
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