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trezor-firmware/bip32.h
2014-05-15 18:50:28 +02:00

34 lines
940 B
C

#ifndef __BIP32_H__
#define __BIP32_H__
#include <stdint.h>
typedef struct {
uint32_t depth;
uint32_t fingerprint;
uint32_t child_num;
uint8_t chain_code[32];
uint8_t private_key[32];
uint8_t public_key[33];
} HDNode;
void hdnode_from_xpub(uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out);
void hdnode_from_xprv(uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *private_key, HDNode *out);
void hdnode_from_seed(uint8_t *seed, int seed_len, HDNode *out);
#define hdnode_private_ckd_prime(X, I) hdnode_private_ckd((X), ((I) | 0x80000000))
int hdnode_private_ckd(HDNode *inout, uint32_t i);
int hdnode_public_ckd(HDNode *inout, uint32_t i);
void hdnode_fill_public_key(HDNode *node);
void hdnode_fill_address(HDNode *node);
void hdnode_serialize(const HDNode *node, uint32_t version, char use_public, char *buffer);
#endif