zcash-haskell/src/ZcashHaskell/Keys.hs

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{- Copyright 2022-2024 Vergara Technologies LLC
This file is part of Zcash-Haskell.
Zcash-Haskell is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option) any
later version.
Zcash-Haskell is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
details.
You should have received a copy of the GNU Lesser General Public License along with
Zcash-Haskell. If not, see <https://www.gnu.org/licenses/>.
-}
-- |
-- Module : ZcashHaskell.Keys
-- Copyright : 2022-2024 Vergara Technologies
-- License : LGPL-3
--
-- Maintainer : pitmutt@vergara.tech
-- Stability : experimental
-- Portability : unknown
--
-- Functions to generate keys for the Zcash blockchain
--
module ZcashHaskell.Keys where
import C.Zcash (rustWrapperGenSeedPhrase, rustWrapperGetSeed)
import qualified Data.ByteString as BS
import qualified Data.Text as T
import Foreign.Rust.Marshall.Variable
( withBorshVarBuffer
, withPureBorshVarBuffer
)
import ZcashHaskell.Types (Phrase, Seed)
-- | Generate a random seed that can be used to generate private keys for shielded addresses and transparent addresses.
generateWalletSeedPhrase :: IO Phrase
generateWalletSeedPhrase = withBorshVarBuffer rustWrapperGenSeedPhrase
-- | Get
getWalletSeed :: Phrase -> Maybe Seed
getWalletSeed p =
if BS.length result > 0
then Just result
else Nothing
where
result :: Seed
result = (withPureBorshVarBuffer . rustWrapperGetSeed) p