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nimbus-eth1/nimbus/beacon/web3_eth_conv.nim

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# Nimbus
# Copyright (c) 2023-2024 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
import
std/[options, typetraits],
web3/primitives as web3types,
web3/eth_api_types,
web3/engine_api_types,
eth/common/eth_types_rlp,
stew/byteutils,
../utils/utils
import eth/common/eth_types as common
export
primitives
type
Web3Hash* = web3types.Hash256
Web3Address* = web3types.Address
Web3Bloom* = web3types.FixedBytes[256]
Web3Quantity* = web3types.Quantity
Web3PrevRandao* = web3types.FixedBytes[32]
Web3ExtraData* = web3types.DynamicBytes[0, 32]
Web3BlockNumber* = web3types.BlockNumber
Web3Topic* = eth_api_types.Topic
Web3Tx* = engine_api_types.TypedTransaction
Web3Blob* = engine_api_types.Blob
Web3KZGProof* = engine_api_types.KZGProof
Web3KZGCommitment* = engine_api_types.KZGCommitment
{.push gcsafe, raises:[].}
# ------------------------------------------------------------------------------
# Pretty printers
# ------------------------------------------------------------------------------
proc `$`*(x: Option[common.Hash256]): string =
if x.isNone: "none"
else: x.get().data.toHex
proc `$`*(x: Option[Web3Hash]): string =
if x.isNone: "none"
else: x.get().toHex
proc `$`*(x: Option[PayloadID]): string =
if x.isNone: "none"
else: x.get().toHex
proc `$`*(x: Web3Quantity): string =
$distinctBase(x)
proc short*(x: Web3Hash): string =
let z = common.Hash256(data: distinctBase x)
short(z)
# ------------------------------------------------------------------------------
# Web3 defaults
# ------------------------------------------------------------------------------
func w3PrevRandao*(): Web3PrevRandao =
discard
func w3Address*(): Web3Address =
discard
func w3Hash*(): Web3Hash =
discard
# ------------------------------------------------------------------------------
# Web3 types to Eth types
# ------------------------------------------------------------------------------
template unsafeQuantityToInt64*(q: Web3Quantity): int64 =
int64 q
func u64*(x: Option[Web3Quantity]): Option[uint64] =
if x.isNone: none(uint64)
else: some(uint64 x.get)
func u256*(x: Web3Quantity): UInt256 =
u256(x.uint64)
func u256*(x: Web3BlockNumber): UInt256 =
u256(x.uint64)
func u256*(x: FixedBytes[32]): UInt256 =
UInt256.fromBytesBE(x.bytes)
func ethTime*(x: Web3Quantity): common.EthTime =
common.EthTime(x)
func ethHash*(x: Web3PrevRandao): common.Hash256 =
common.Hash256(data: distinctBase x)
func ethHash*(x: Option[Web3Hash]): Option[common.Hash256] =
if x.isNone: none(common.Hash256)
else: some(ethHash x.get)
func ethHashes*(list: openArray[Web3Hash]): seq[common.Hash256] =
for x in list:
result.add ethHash(x)
func ethHashes*(list: Option[seq[Web3Hash]]): Option[seq[common.Hash256]] =
if list.isNone: none(seq[common.Hash256])
else: some ethHashes(list.get)
func ethAddr*(x: Web3Address): common.EthAddress =
EthAddress x
func ethAddr*(x: Option[Web3Address]): Option[common.EthAddress] =
if x.isNone: none(common.EthAddress)
else: some(EthAddress x.get)
func ethAddrs*(list: openArray[Web3Address]): seq[common.EthAddress] =
for x in list:
result.add ethAddr(x)
func ethBloom*(x: Web3Bloom): common.BloomFilter =
common.BloomFilter distinctBase x
func ethGasInt*(x: Web3Quantity): common.GasInt =
common.GasInt x
func ethBlob*(x: Web3ExtraData): common.Blob =
common.Blob distinctBase x
func ethWithdrawal*(x: WithdrawalV1): common.Withdrawal =
result.index = x.index.uint64
result.validatorIndex = x.validatorIndex.uint64
result.address = x.address.EthAddress
result.amount = x.amount.uint64
func ethWithdrawals*(list: openArray[WithdrawalV1]):
seq[common.Withdrawal] =
result = newSeqOfCap[common.Withdrawal](list.len)
for x in list:
result.add ethWithdrawal(x)
func ethWithdrawals*(x: Option[seq[WithdrawalV1]]):
Option[seq[common.Withdrawal]] =
if x.isNone: none(seq[common.Withdrawal])
else: some(ethWithdrawals x.get)
func ethTx*(x: Web3Tx): common.Transaction {.gcsafe, raises:[RlpError].} =
result = rlp.decode(distinctBase x, common.Transaction)
func ethTxs*(list: openArray[Web3Tx], removeBlobs = false):
seq[common.Transaction] {.gcsafe, raises:[RlpError].} =
result = newSeqOfCap[common.Transaction](list.len)
if removeBlobs:
for x in list:
result.add ethTx(x).removeNetworkPayload
else:
for x in list:
result.add ethTx(x)
func storageKeys(list: seq[FixedBytes[32]]): seq[StorageKey] =
for x in list:
result.add StorageKey(x)
func ethAccessList*(list: openArray[AccessTuple]): common.AccessList =
for x in list:
result.add common.AccessPair(
address : ethAddr x.address,
storageKeys: storageKeys x.storageKeys,
)
func ethAccessList*(x: Option[seq[AccessTuple]]): common.AccessList =
if x.isSome:
return ethAccessList(x.get)
# ------------------------------------------------------------------------------
# Eth types to Web3 types
# ------------------------------------------------------------------------------
func w3Hash*(x: common.Hash256): Web3Hash =
Web3Hash x.data
func w3Hashes*(list: openArray[common.Hash256]): seq[Web3Hash] =
for x in list:
result.add Web3Hash x.data
func w3Hashes*(z: Option[seq[common.Hash256]]): Option[seq[Web3Hash]] =
if z.isNone: none(seq[Web3Hash])
else:
let list = z.get
var v = newSeq[Web3Hash](list.len)
for x in list:
v.add Web3Hash x.data
some(v)
func w3Hash*(x: Option[common.Hash256]): Option[BlockHash] =
if x.isNone: none(BlockHash)
else: some(BlockHash x.get.data)
func w3Hash*(x: common.BlockHeader): BlockHash =
BlockHash rlpHash(x).data
func w3Hash*(list: openArray[StorageKey]): seq[Web3Hash] =
result = newSeqOfCap[Web3Hash](list.len)
for x in list:
result.add Web3Hash x
func w3Addr*(x: common.EthAddress): Web3Address =
Web3Address x
func w3Bloom*(x: common.BloomFilter): Web3Bloom =
Web3Bloom x
func w3PrevRandao*(x: common.Hash256): Web3PrevRandao =
Web3PrevRandao x.data
func w3Qty*(x: UInt256): Web3Quantity =
Web3Quantity x.truncate(uint64)
func w3Qty*(x: common.GasInt): Web3Quantity =
Web3Quantity x.uint64
func w3Qty*(x: common.EthTime): Web3Quantity =
Web3Quantity x.uint64
func w3Qty*(x: common.EthTime, y: int): Web3Quantity =
Web3Quantity(x + y.EthTime)
func w3Qty*(x: Web3Quantity, y: int): Web3Quantity =
Web3Quantity(x.uint64 + y.uint64)
func w3Qty*(x: Web3Quantity, y: EthTime): Web3Quantity =
Web3Quantity(x.uint64 + y.uint64)
func w3Qty*(x: Web3Quantity, y: uint64): Web3Quantity =
Web3Quantity(x.uint64 + y)
func w3Qty*(x: Option[uint64]): Option[Web3Quantity] =
if x.isNone: none(Web3Quantity)
else: some(Web3Quantity x.get)
func w3Qty*(x: uint64): Web3Quantity =
Web3Quantity(x)
func w3BlockNumber*(x: Option[uint64]): Option[Web3BlockNumber] =
if x.isNone: none(Web3BlockNumber)
else: some(Web3BlockNumber x.get)
func w3BlockNumber*(x: uint64): Web3BlockNumber =
Web3BlockNumber(x)
func w3BlockNumber*(x: UInt256): Web3BlockNumber =
Web3BlockNumber x.truncate(uint64)
func w3FixedBytes*(x: UInt256): FixedBytes[32] =
FixedBytes[32](x.toBytesBE)
func w3ExtraData*(x: common.Blob): Web3ExtraData =
Web3ExtraData x
func w3Withdrawal*(w: common.Withdrawal): WithdrawalV1 =
WithdrawalV1(
index : Web3Quantity w.index,
validatorIndex: Web3Quantity w.validatorIndex,
address : Web3Address w.address,
amount : Web3Quantity w.amount
)
func w3Withdrawals*(list: openArray[common.Withdrawal]): seq[WithdrawalV1] =
result = newSeqOfCap[WithdrawalV1](list.len)
for x in list:
result.add w3Withdrawal(x)
func w3Withdrawals*(x: Option[seq[common.Withdrawal]]):
Option[seq[WithdrawalV1]] =
if x.isNone: none(seq[WithdrawalV1])
else: some(w3Withdrawals x.get)
func w3Tx*(tx: common.Transaction): Web3Tx =
Web3Tx rlp.encode(tx)
func w3Txs*(list: openArray[common.Transaction]): seq[Web3Tx] =
result = newSeqOfCap[Web3Tx](list.len)
for tx in list:
result.add w3Tx(tx)
proc w3AccessTuple*(ac: AccessPair): AccessTuple =
AccessTuple(
address: w3Addr ac.address,
storageKeys: w3Hash(ac.storageKeys)
)
proc w3AccessList*(list: openArray[AccessPair]): seq[AccessTuple] =
result = newSeqOfCap[AccessTuple](list.len)
for x in list:
result.add w3AccessTuple(x)
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