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https://github.com/trezor/trezor-firmware.git
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120 lines
4.5 KiB
C
120 lines
4.5 KiB
C
/*
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* This file is part of the Trezor project, https://trezor.io/
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*
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* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __CRYPTO_H__
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#define __CRYPTO_H__
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#include <bip32.h>
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#include <ecdsa.h>
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#include <pb.h>
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#include <sha2.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 "coins.h"
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#include "hasher.h"
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#include "messages-bitcoin.pb.h"
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#include "messages-crypto.pb.h"
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#define PATH_HARDENED 0x80000000
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#define PATH_UNHARDEN_MASK 0x7fffffff
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#define PATH_MAX_ACCOUNT 100
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#define PATH_MAX_CHANGE 1
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// The maximum allowed change address. This should be large enough for normal
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// use and still allow to quickly brute-force the correct bip32 path.
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#define PATH_MAX_ADDRESS_INDEX 1000000
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#define PATH_SLIP25_PURPOSE (PATH_HARDENED | 10025)
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// The number of bip32 levels used in a wallet (chain and address)
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#define BIP32_WALLET_DEPTH 2
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#define ser_length_size(len) ((len) < 253 ? 1 : (len) < 0x10000 ? 3 : 5)
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typedef enum {
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SCHEMA_NONE,
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SCHEMA_SLIP25_TAPROOT,
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SCHEMA_SLIP25_TAPROOT_EXTERNAL
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} PathSchema;
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typedef struct {
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uint8_t data[64];
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} Slip21Node;
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uint32_t ser_length(uint32_t len, uint8_t *out);
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uint32_t ser_length_hash(Hasher *hasher, uint32_t len);
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int sshMessageSign(HDNode *node, const uint8_t *message, size_t message_len,
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uint8_t *signature);
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int gpgMessageSign(HDNode *node, const uint8_t *message, size_t message_len,
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uint8_t *signature);
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int signifyMessageSign(HDNode *node, const uint8_t *message, size_t message_len,
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uint8_t *signature);
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int cryptoMessageSign(const CoinInfo *coin, HDNode *node,
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InputScriptType script_type, bool no_script_type,
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const uint8_t *message, size_t message_len,
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uint8_t *signature);
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int cryptoMessageVerify(const CoinInfo *coin, const uint8_t *message,
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size_t message_len, const char *address,
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const uint8_t *signature);
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const HDNode *cryptoMultisigPubkey(const CoinInfo *coin,
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const MultisigRedeemScriptType *multisig,
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uint32_t index);
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uint32_t cryptoMultisigPubkeyCount(const MultisigRedeemScriptType *multisig);
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int cryptoMultisigPubkeyIndex(const CoinInfo *coin,
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const MultisigRedeemScriptType *multisig,
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const uint8_t *pubkey);
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int cryptoMultisigFingerprint(const MultisigRedeemScriptType *multisig,
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uint8_t *hash);
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int cryptoIdentityFingerprint(const IdentityType *identity, uint8_t *hash);
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bool cryptoCosiVerify(const ed25519_signature signature, const uint8_t *message,
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const size_t message_len, const int threshold,
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const ed25519_public_key *pubkeys,
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const int pubkeys_count, const uint8_t sigmask);
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bool coin_path_check(const CoinInfo *coin, InputScriptType script_type,
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uint32_t address_n_count, const uint32_t *address_n,
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bool has_multisig, PathSchema unlock, bool full_check);
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bool is_multisig_input_script_type(InputScriptType script_type);
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bool is_multisig_output_script_type(OutputScriptType script_type);
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bool is_internal_input_script_type(InputScriptType script_type);
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bool is_change_output_script_type(OutputScriptType script_type);
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bool is_segwit_input_script_type(InputScriptType script_type);
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bool is_segwit_output_script_type(OutputScriptType script_type);
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bool change_output_to_input_script_type(OutputScriptType output_script_type,
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InputScriptType *input_script_type);
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void slip21_from_seed(const uint8_t *seed, int seed_len, Slip21Node *out);
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void slip21_derive_path(Slip21Node *inout, const uint8_t *label,
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size_t label_len);
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const uint8_t *slip21_key(const Slip21Node *node);
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#endif
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