mirror of
https://github.com/trezor/trezor-firmware.git
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70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
/**
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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 __OPTIONS_H__
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#define __OPTIONS_H__
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// use precomputed Curve Points (some scalar multiples of curve base point G)
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#ifndef USE_PRECOMPUTED_CP
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#define USE_PRECOMPUTED_CP 1
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#endif
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// use fast inverse method
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#ifndef USE_INVERSE_FAST
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#define USE_INVERSE_FAST 1
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#endif
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// support for printing bignum256 structures via printf
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#ifndef USE_BN_PRINT
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#define USE_BN_PRINT 0
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#endif
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// use deterministic signatures
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#ifndef USE_RFC6979
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#define USE_RFC6979 1
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#endif
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// implement BIP32 caching
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#ifndef USE_BIP32_CACHE
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#define USE_BIP32_CACHE 1
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#define BIP32_CACHE_SIZE 10
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#define BIP32_CACHE_MAXDEPTH 8
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#endif
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// implement BIP39 caching
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#ifndef USE_BIP39_CACHE
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#define USE_BIP39_CACHE 1
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#define BIP39_CACHE_SIZE 4
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#endif
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// support Ethereum operations
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#ifndef USE_ETHEREUM
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#define USE_ETHEREUM 0
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#endif
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// support Keccak hashing
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#ifndef USE_KECCAK
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#define USE_KECCAK USE_ETHEREUM
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#endif
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#endif
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