mirror of
https://github.com/trezor/trezor-firmware.git
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150 lines
5.8 KiB
C
150 lines
5.8 KiB
C
/**
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* Copyright (c) 2013-2014 Tomas Dzetkulic
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* Copyright (c) 2013-2014 Pavol Rusnak
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
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* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __BIP32_H__
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#define __BIP32_H__
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "ecdsa.h"
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#include "ed25519-donna/ed25519.h"
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#include "options.h"
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// Maximum length of a Base58Check-encoded extended public or private key.
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#define XPUB_MAXLEN 112
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// Maximum length of a Base58Check-encoded address.
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#define ADDRESS_MAXLEN 39
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typedef struct {
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const char *bip32_name; // string for generating BIP32 xprv from seed
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const ecdsa_curve *params; // ecdsa curve parameters, null for ed25519
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HasherType hasher_base58;
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HasherType hasher_sign;
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HasherType hasher_pubkey;
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HasherType hasher_script;
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} curve_info;
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typedef struct {
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uint32_t depth;
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uint32_t child_num;
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uint8_t chain_code[32];
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uint8_t private_key[32];
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uint8_t private_key_extension[32];
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uint8_t public_key[33];
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const curve_info *curve;
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} HDNode;
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int hdnode_from_xpub(uint32_t depth, uint32_t child_num,
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const uint8_t *chain_code, const uint8_t *public_key,
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const char *curve, HDNode *out);
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int hdnode_from_xprv(uint32_t depth, uint32_t child_num,
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const uint8_t *chain_code, const uint8_t *private_key,
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const char *curve, HDNode *out);
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int hdnode_from_seed(const uint8_t *seed, int seed_len, const char *curve,
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HDNode *out);
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#define hdnode_private_ckd_prime(X, I) \
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hdnode_private_ckd((X), ((I) | 0x80000000))
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int hdnode_private_ckd(HDNode *inout, uint32_t i);
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int hdnode_public_ckd_cp(const ecdsa_curve *curve, const curve_point *parent,
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const uint8_t *parent_chain_code, uint32_t i,
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curve_point *child, uint8_t *child_chain_code);
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int hdnode_public_ckd(HDNode *inout, uint32_t i);
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void hdnode_public_ckd_address_optimized(const curve_point *pub,
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const uint8_t *chain_code, uint32_t i,
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uint32_t version,
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HasherType hasher_pubkey,
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HasherType hasher_base58, char *addr,
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int addrsize, int addrformat);
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#if USE_BIP32_CACHE
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void bip32_cache_clear(void);
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int hdnode_private_ckd_cached(HDNode *inout, const uint32_t *i, size_t i_count,
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uint32_t *fingerprint);
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#endif
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uint32_t hdnode_fingerprint(HDNode *node);
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int hdnode_fill_public_key(HDNode *node);
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#if USE_ETHEREUM
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int hdnode_get_ethereum_pubkeyhash(const HDNode *node, uint8_t *pubkeyhash);
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#endif
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#if USE_NEM
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int hdnode_get_nem_address(HDNode *node, uint8_t version, char *address);
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int hdnode_get_nem_shared_key(const HDNode *node,
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const ed25519_public_key peer_public_key,
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const uint8_t *salt, ed25519_public_key mul,
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uint8_t *shared_key);
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int hdnode_nem_encrypt(const HDNode *node, const ed25519_public_key public_key,
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const uint8_t *iv, const uint8_t *salt,
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const uint8_t *payload, size_t size, uint8_t *buffer);
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int hdnode_nem_decrypt(const HDNode *node, const ed25519_public_key public_key,
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uint8_t *iv, const uint8_t *salt, const uint8_t *payload,
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size_t size, uint8_t *buffer);
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#endif
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int hdnode_sign(HDNode *node, const uint8_t *msg, uint32_t msg_len,
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HasherType hasher_sign, uint8_t *sig, uint8_t *pby,
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int (*is_canonical)(uint8_t by, uint8_t sig[64]));
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int hdnode_sign_digest(HDNode *node, const uint8_t *digest, uint8_t *sig,
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uint8_t *pby,
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int (*is_canonical)(uint8_t by, uint8_t sig[64]));
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int hdnode_get_shared_key(const HDNode *node, const uint8_t *peer_public_key,
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uint8_t *session_key, int *result_size);
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int hdnode_serialize_public(const HDNode *node, uint32_t fingerprint,
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uint32_t version, char *str, int strsize);
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int hdnode_serialize_private(const HDNode *node, uint32_t fingerprint,
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uint32_t version, char *str, int strsize);
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int hdnode_deserialize_public(const char *str, uint32_t version,
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const char *curve, HDNode *node,
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uint32_t *fingerprint);
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int hdnode_deserialize_private(const char *str, uint32_t version,
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const char *curve, HDNode *node,
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uint32_t *fingerprint);
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int hdnode_get_address_raw(HDNode *node, uint32_t version, uint8_t *addr_raw);
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int hdnode_get_address(HDNode *node, uint32_t version, char *addr,
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int addrsize);
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const curve_info *get_curve_by_name(const char *curve_name);
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#endif
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