69 lines
2.1 KiB
Nim
69 lines
2.1 KiB
Nim
# Nimbus
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# Copyright (c) 2022 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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# * MIT license ([LICENSE-MIT](LICENSE-MIT))
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# at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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import
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eth/common
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type
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CasperRef* = ref object
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feeRecipient: EthAddress
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timestamp : EthTime
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prevRandao : Hash256
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withdrawals : seq[Withdrawal] ## EIP-4895
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beaconRoot : Hash256 ## EIP-4788
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proc prepare*(ctx: CasperRef, header: var BlockHeader) =
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header.coinbase = ctx.feeRecipient
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header.timestamp = ctx.timestamp
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header.prevRandao = ctx.prevRandao
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header.difficulty = DifficultyInt.zero
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proc prepareForSeal*(ctx: CasperRef, header: var BlockHeader) {.gcsafe, raises:[].} =
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header.nonce = default(BlockNonce)
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header.extraData = @[] # TODO: probably this should be configurable by user?
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# this repetition, assigning prevRandao is because how txpool works
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header.prevRandao = ctx.prevRandao
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# ------------------------------------------------------------------------------
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# Getters
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# ------------------------------------------------------------------------------
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func feeRecipient*(ctx: CasperRef): EthAddress =
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ctx.feeRecipient
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func timestamp*(ctx: CasperRef): EthTime =
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ctx.timestamp
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func prevRandao*(ctx: CasperRef): Hash256 =
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ctx.prevRandao
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proc withdrawals*(ctx: CasperRef): seq[Withdrawal] =
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ctx.withdrawals
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func parentBeaconBlockRoot*(ctx: CasperRef): Hash256 =
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ctx.beaconRoot
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# ------------------------------------------------------------------------------
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# Setters
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# ------------------------------------------------------------------------------
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proc `feeRecipient=`*(ctx: CasperRef, val: EthAddress) =
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ctx.feeRecipient = val
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proc `timestamp=`*(ctx: CasperRef, val: EthTime) =
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ctx.timestamp = val
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proc `prevRandao=`*(ctx: CasperRef, val: Hash256) =
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ctx.prevRandao = val
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proc `withdrawals=`*(ctx: CasperRef, val: sink seq[Withdrawal]) =
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ctx.withdrawals = system.move(val)
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proc `parentBeaconBlockRoot=`*(ctx: CasperRef, val: Hash256) =
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ctx.beaconRoot = val
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