mirror of
https://github.com/trezor/trezor-firmware.git
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53 lines
2.1 KiB
C
53 lines
2.1 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 __BIP39_H__
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#define __BIP39_H__
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#include <stdbool.h>
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#include <stdint.h>
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#define BIP39_WORDS 2048
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#define BIP39_PBKDF2_ROUNDS 2048
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const char *mnemonic_generate(int strength); // strength in bits
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const char *mnemonic_from_data(const uint8_t *data, int len);
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void mnemonic_clear(void);
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int mnemonic_check(const char *mnemonic);
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int mnemonic_to_entropy(const char *mnemonic, uint8_t *entropy);
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// passphrase must be at most 256 characters otherwise it would be truncated
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void mnemonic_to_seed(const char *mnemonic, const char *passphrase,
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uint8_t seed[512 / 8],
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void (*progress_callback)(uint32_t current,
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uint32_t total));
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int mnemonic_find_word(const char *word);
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const char *mnemonic_complete_word(const char *prefix, int len);
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const char *mnemonic_get_word(int index);
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uint32_t mnemonic_word_completion_mask(const char *prefix, int len);
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#endif
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