#include <stdint.h> #include "address.h" #include "params.h" #include "utils.h" void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_addr_to_bytes( unsigned char *bytes, const uint32_t addr[8]) { int i; for (i = 0; i < 8; i++) { PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_ull_to_bytes( bytes + i * 4, 4, addr[i]); } } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_layer_addr( uint32_t addr[8], uint32_t layer) { addr[0] = layer; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_tree_addr( uint32_t addr[8], uint64_t tree) { addr[1] = 0; addr[2] = (uint32_t) (tree >> 32); addr[3] = (uint32_t) tree; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_type( uint32_t addr[8], uint32_t type) { addr[4] = type; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_copy_subtree_addr( uint32_t out[8], const uint32_t in[8]) { out[0] = in[0]; out[1] = in[1]; out[2] = in[2]; out[3] = in[3]; } /* These functions are used for OTS addresses. */ void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_keypair_addr( uint32_t addr[8], uint32_t keypair) { addr[5] = keypair; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_copy_keypair_addr( uint32_t out[8], const uint32_t in[8]) { out[0] = in[0]; out[1] = in[1]; out[2] = in[2]; out[3] = in[3]; out[5] = in[5]; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_chain_addr( uint32_t addr[8], uint32_t chain) { addr[6] = chain; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_hash_addr( uint32_t addr[8], uint32_t hash) { addr[7] = hash; } /* These functions are used for all hash tree addresses (including FORS). */ void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_tree_height( uint32_t addr[8], uint32_t tree_height) { addr[6] = tree_height; } void PQCLEAN_SPHINCSSHA256256SSIMPLE_CLEAN_set_tree_index( uint32_t addr[8], uint32_t tree_index) { addr[7] = tree_index; }