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internal/era: error if accumulator has more records than max allowed

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lightclient@protonmail.com 2023-05-23 14:04:18 +02:00 committed by lightclient
parent ca3d8bf717
commit cccf47b4f4
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3
internal/era/accumulator.go
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@ -30,6 +30,9 @@ func ComputeAccumulator(hashes []common.Hash, tds []*big.Int) (common.Hash, erro
if len(hashes) != len(tds) { if len(hashes) != len(tds) {
return common.Hash{}, fmt.Errorf("must have equal number hashes as td values") return common.Hash{}, fmt.Errorf("must have equal number hashes as td values")
} }
if len(hashes) > MaxEra1Size {
return common.Hash{}, fmt.Errorf("too many records: have %d, max %d", len(hashes), MaxEra1Size)
}
hh := ssz.NewHasher() hh := ssz.NewHasher()
for i := range hashes { for i := range hashes {
rec := headerRecord{hashes[i], tds[i]} rec := headerRecord{hashes[i], tds[i]}