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https://github.com/trezor/trezor-firmware.git
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64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
/*
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* This file is part of the TREZOR project.
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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 __TRANSACTION_H__
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#define __TRANSACTION_H__
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#include <stdbool.h>
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#include <stdint.h>
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#include "sha2.h"
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#include "bip32.h"
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#include "types.pb.h"
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typedef struct {
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uint32_t inputs_len;
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uint32_t outputs_len;
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uint32_t version;
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uint32_t lock_time;
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bool add_hash_type;
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uint32_t have_inputs;
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uint32_t have_outputs;
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uint32_t size;
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SHA256_CTX ctx;
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} TxStruct;
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uint32_t compile_script_sig(uint8_t address_type, const uint8_t *pubkeyhash, uint8_t *out);
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int serialize_script_sig(uint8_t *signature, uint32_t signature_len, uint8_t *pubkey, uint32_t pubkey_len, uint8_t *out);
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int compile_output(const CoinType *coin, const HDNode *root, TxOutputType *in, TxOutputBinType *out, bool needs_confirm);
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uint32_t tx_serialize_input(TxStruct *tx, uint8_t *prev_hash, uint32_t prev_index, uint8_t *script_sig, uint32_t script_sig_len, uint32_t sequence, uint8_t *out);
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uint32_t tx_serialize_output(TxStruct *tx, uint64_t amount, uint8_t *script_pubkey, uint32_t script_pubkey_len, uint8_t *out);
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void tx_init(TxStruct *tx, uint32_t inputs_len, uint32_t outputs_len, uint32_t version, uint32_t lock_time, bool add_hash_type);
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bool tx_hash_input(TxStruct *t, TxInputType *input);
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bool tx_hash_output(TxStruct *t, TxOutputBinType *output);
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void tx_hash_final(TxStruct *t, uint8_t *hash, bool reverse);
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uint32_t transactionEstimateSize(uint32_t inputs, uint32_t outputs);
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uint32_t transactionEstimateSizeKb(uint32_t inputs, uint32_t outputs);
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bool transactionMessageSign(uint8_t *message, uint32_t message_len, uint8_t *privkey, const char *address, uint8_t *signature);
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bool transactionMessageVerify(uint8_t *message, uint32_t message_len, uint8_t *signature, const char *address);
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#endif
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