#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
+#include <mbedtls/pk.h>
extern int aes_encode(uint8_t *iv, uint8_t *key, uint8_t *input, uint8_t *output, int length);
extern int aes_decode(uint8_t *iv, uint8_t *key, uint8_t *input, uint8_t *output, int length);
extern int aes_cmac8(uint8_t *iv, uint8_t *key, uint8_t *input, uint8_t *mac, int length);
extern int sha256hash(uint8_t *input, int length, uint8_t *hash);
+extern int sha512hash(uint8_t *input, int length, uint8_t *hash);
extern int ecdsa_key_create(uint8_t * key_d, uint8_t *key_xy);
+extern int ecdsa_public_key_from_pk(mbedtls_pk_context *pk, uint8_t *key, size_t keylen);
extern int ecdsa_signature_create(uint8_t *key_d, uint8_t *key_xy, uint8_t *input, int length, uint8_t *signature, size_t *signaturelen);
extern int ecdsa_signature_verify(uint8_t *key_xy, uint8_t *input, int length, uint8_t *signature, size_t signaturelen);
extern char *ecdsa_get_error(int ret);