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core/rawdb: add HasCode, HasTrieNode and use them where possible #24454 (#1211)

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Daniel Liu 2025-08-04 14:42:13 +08:00 committed by GitHub
parent 7464f0a7f3
commit cd407af1aa
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1 changed files with 13 additions and 1 deletions
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14
core/rawdb/accessors_state.go
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@ -47,7 +47,7 @@ func ReadCode(db ethdb.KeyValueReader, hash common.Hash) []byte {
if len(data) != 0 { if len(data) != 0 {
return data return data
} }
data, _ = db.Get(hash[:]) data, _ = db.Get(hash.Bytes())
return data return data
} }
@ -59,6 +59,18 @@ func ReadCodeWithPrefix(db ethdb.KeyValueReader, hash common.Hash) []byte {
return data return data
} }
// HasCode checks if the contract code corresponding to the
// provided code hash is present in the db.
func HasCode(db ethdb.KeyValueReader, hash common.Hash) bool {
// Try with the prefixed code scheme first, if not then try with legacy
// scheme.
if ok := HasCodeWithPrefix(db, hash); ok {
return true
}
ok, _ := db.Has(hash.Bytes())
return ok
}
// HasCodeWithPrefix checks if the contract code corresponding to the // HasCodeWithPrefix checks if the contract code corresponding to the
// provided code hash is present in the db. This function will only check // provided code hash is present in the db. This function will only check
// presence using the prefix-scheme. // presence using the prefix-scheme.