#include <stdint.h> #include <string.h> #include "address.h" #include "params.h" #include "thashx4.h" #include "fips202x4.h" /** * 4-way parallel version of thash; takes 4x as much input and output */ #define thashx4_variant(name, inblocks) \ void PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_thashx4_##name( \ unsigned char *out0, unsigned char *out1, unsigned char *out2, unsigned char *out3, \ const unsigned char *in0, const unsigned char *in1, const unsigned char *in2, \ const unsigned char *in3, const unsigned char *pub_seed, uint32_t addrx4[4 * 8], \ const hash_state *state_seeded) { \ unsigned char buf0[PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N]; \ unsigned char buf1[PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N]; \ unsigned char buf2[PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N]; \ unsigned char buf3[PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N]; \ \ memcpy(buf0, pub_seed, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ memcpy(buf1, pub_seed, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ memcpy(buf2, pub_seed, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ memcpy(buf3, pub_seed, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_addr_to_bytes(buf0 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N, addrx4 + 0 * 8); \ PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_addr_to_bytes(buf1 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N, addrx4 + 1 * 8); \ PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_addr_to_bytes(buf2 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N, addrx4 + 2 * 8); \ PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_addr_to_bytes(buf3 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N, addrx4 + 3 * 8); \ memcpy(buf0 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES, in0, (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ memcpy(buf1 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES, in1, (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ memcpy(buf2 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES, in2, (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ memcpy(buf3 + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES, in3, (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ \ PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_shake256x4(out0, out1, out2, out3, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N, buf0, buf1, buf2, buf3, \ PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N + PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_ADDR_BYTES + (inblocks)*PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_N); \ \ /* Avoid unused parameter warning */ \ (void)state_seeded; \ } thashx4_variant(1, 1) thashx4_variant(2, 2) thashx4_variant(WOTS_LEN, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_WOTS_LEN) thashx4_variant(FORS_TREES, PQCLEAN_SPHINCSSHAKE256128FSIMPLE_AVX2_FORS_TREES)