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core: change block hash history scope (#411)

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Signed-off-by: Ignacio Hagopian <jsign.uy@gmail.com>
This commit is contained in:
Ignacio Hagopian 2024-04-08 16:00:56 -03:00 committed by Guillaume Ballet
parent d0ec1be473
commit 0d70489104
3 changed files with 6 additions and 3 deletions
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4
core/state_processor.go
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@ -371,14 +371,14 @@ func (kvm *keyValueMigrator) migrateCollectedKeyValues(tree *trie.VerkleTrie) er
func InsertBlockHashHistoryAtEip2935Fork(statedb *state.StateDB, prevNumber uint64, prevHash common.Hash, chain consensus.ChainHeaderReader) {
ancestor := chain.GetHeader(prevHash, prevNumber)
for i := prevNumber; i > 0 && i >= prevNumber-256; i-- {
for i := prevNumber; i > 0 && i >= prevNumber-params.Eip2935BlockHashHistorySize; i-- {
ProcessParentBlockHash(statedb, i, ancestor.Hash())
ancestor = chain.GetHeader(ancestor.ParentHash, ancestor.Number.Uint64()-1)
}
}
func ProcessParentBlockHash(statedb *state.StateDB, prevNumber uint64, prevHash common.Hash) {
ringIndex := prevNumber % 256
ringIndex := prevNumber % params.Eip2935BlockHashHistorySize
var key common.Hash
binary.BigEndian.PutUint64(key[24:], ringIndex)
statedb.SetState(params.HistoryStorageAddress, key, prevHash)

2
core/vm/instructions.go
View file

@ -517,7 +517,7 @@ func opGasprice(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([
}
func getBlockHashFromContract(number uint64, statedb StateDB, witness *state.AccessWitness) common.Hash {
ringIndex := number % 256
ringIndex := number % params.Eip2935BlockHashHistorySize
var pnum common.Hash
binary.BigEndian.PutUint64(pnum[24:], ringIndex)
treeIndex, suffix := utils.GetTreeKeyStorageSlotTreeIndexes(pnum.Bytes())

3
params/protocol_params.go
View file

@ -173,6 +173,9 @@ const (
BlobTxMinBlobGasprice = 1 // Minimum gas price for data blobs
BlobTxBlobGaspriceUpdateFraction = 2225652 // Controls the maximum rate of change for blob gas price
BlobTxPointEvaluationPrecompileGas = 50000 // Gas price for the point evaluation precompile.
// Block hash history parameters
Eip2935BlockHashHistorySize = 8192
)
// Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations