39 lines
1.2 KiB
Haskell
39 lines
1.2 KiB
Haskell
-- Copyright 2022-2024 Vergara Technologies LLC
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-- This file is part of Zcash-Haskell.
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--
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-- |
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-- Module : ZcashHaskell.Keys
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-- Copyright : 2022-2024 Vergara Technologies
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-- License : MIT
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--
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-- Maintainer : pitmutt@vergara.tech
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-- Stability : experimental
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-- Portability : unknown
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--
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-- Functions to generate keys for the Zcash blockchain
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--
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module ZcashHaskell.Keys where
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import C.Zcash (rustWrapperGenSeedPhrase, rustWrapperGetSeed)
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import qualified Data.ByteString as BS
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import qualified Data.Text as T
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import Foreign.Rust.Marshall.Variable
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( withBorshVarBuffer
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, withPureBorshVarBuffer
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)
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import ZcashHaskell.Types (Phrase, Seed(..), ToBytes(..))
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-- | Generate a random seed that can be used to generate private keys for shielded addresses and transparent addresses.
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generateWalletSeedPhrase :: IO Phrase
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generateWalletSeedPhrase = withBorshVarBuffer rustWrapperGenSeedPhrase
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-- | Derive a cryptographic seed from the given seed phrase.
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getWalletSeed :: Phrase -> Maybe Seed
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getWalletSeed p =
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if BS.length (getBytes result) > 0
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then Just result
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else Nothing
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where
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result :: Seed
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result = (withPureBorshVarBuffer . rustWrapperGetSeed) p
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