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27f3218de9
* HD wallet Minimal set of changes (no refactoring) backported from Bitcoin upstream to make HD wallets work in Dash 0.12.1.x+ * minimal bip44 (hardcoded account and change) * minimal bip39 Additional cmd-line options for new wallet: -mnemonic -mnemonicpassphrase * Do not recreate HD wallet on encryption Adjusted keypool.py test * Do not store any private keys for hd wallet besides the master one Derive all keys on the fly. Original idea/implementation - btc PR9298, backported and improved * actually use bip39 * pbkdf2 test * backport wallet-hd.py test * Allow specifying hd seed, add dumphdseed rpc, fix bugs - -hdseed cmd-line param to specify HD seed on wallet creation - dumphdseed rpc to dump HD seed - allow seed of any size - fix dumpwallet rpc bug (wasn't decrypting HD seed) - print HD seed and extended public masterkey on dumpwallet * top up keypool on HD wallet encryption * split HD chain: external/internal * add missing cs_wallet lock in init.cpp * fix `const char *` issues (use strings) * default mnemonic passphrase is an empty string in all cases * store mnemonic/mnemonicpassphrase replace dumphdseed with dumphdinfo * Add fCrypted flag to CHDChain * prepare internal structures for multiple HD accounts (plus some code cleanup) * use secure allocator for storing sensitive HD data * use secure strings for mnemonic(passphrase) * small fix in GenerateNewHDChain * use 24 words for mnemonic by default * make sure mnemonic passphrase provided by user does not exceed 256 symbols * more usage of secure allocators and memory_cleanse * code cleanup * rename: CSecureVector -> SecureVector * add missing include * fix warning in rpcdump.cpp * refactor mnemonic_check (also fix a bug) * move bip39 functions to CMnemonic * Few fixes for CMnemonic: - use `SecureVector` for data, bits, seed - `Check` should return bool * init vectors with desired size where possible
40 lines
1.6 KiB
C++
40 lines
1.6 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 DASH_BIP39_H
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#define DASH_BIP39_H
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#include "support/allocators/secure.h"
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class CMnemonic
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{
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public:
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static SecureString Generate(int strength); // strength in bits
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static SecureString FromData(const SecureVector& data, int len);
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static bool Check(SecureString mnemonic);
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// passphrase must be at most 256 characters or code may crash
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static void ToSeed(SecureString mnemonic, SecureString passphrase, SecureVector& seedRet);
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};
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#endif
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