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pqcrypto/crypto_sign/sphincs-haraka-256s-simple/aesni/utilsx4.h

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#ifndef PQCLEAN_SPHINCSHARAKA256SSIMPLE_AESNI_UTILSX4_H
#define PQCLEAN_SPHINCSHARAKA256SSIMPLE_AESNI_UTILSX4_H
#include "hash_state.h"
#include "params.h"
#include <stdint.h>
/**
* For a given leaf index, computes the authentication path and the resulting
* root node using Merkle's TreeHash algorithm.
* Expects the layer and tree parts of the tree_addr to be set, as well as the
* tree type (i.e. PQCLEAN_SPHINCSHARAKA256SSIMPLE_AESNI_ADDR_TYPE_HASHTREE or PQCLEAN_SPHINCSHARAKA256SSIMPLE_AESNI_ADDR_TYPE_FORSTREE).
* Applies the offset idx_offset to indices before building addresses, so that
* it is possible to continue counting indices across trees.
*/
void PQCLEAN_SPHINCSHARAKA256SSIMPLE_AESNI_treehashx4_FORS_HEIGHT(unsigned char *rootx4,
unsigned char *auth_pathx4,
const unsigned char *sk_seed,
const unsigned char *pub_seed,
const uint32_t leaf_idx[4],
uint32_t idx_offset[4],
void (*gen_leafx4)(unsigned char * /* leaf0 */,
unsigned char * /* leaf1 */,
unsigned char * /* leaf2 */,
unsigned char * /* leaf3 */,
const unsigned char * /* sk_seed */,
const unsigned char * /* pub_seed */,
uint32_t /* addr_idx0 */,
uint32_t /* addr_idx1 */,
uint32_t /* addr_idx2 */,
uint32_t /* addr_idx3 */,
const uint32_t[8] /* tree_addr */,
const hash_state * /* state_seeded */),
uint32_t tree_addrx4[4 * 8],
const hash_state *state_seeded);
#endif