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core/rawdb: refactor blockBodyKey to prealloc + copy

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This commit is contained in:
Sahil-4555 2025-12-16 11:10:42 +05:30
parent 9ee65abaaa
commit 8d4d653572
1 changed files with 9 additions and 1 deletions
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10
core/rawdb/schema.go
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@ -222,7 +222,15 @@ func headerNumberKey(hash common.Hash) []byte {
// blockBodyKey = blockBodyPrefix + num (uint64 big endian) + hash
func blockBodyKey(number uint64, hash common.Hash) []byte {
return append(append(blockBodyPrefix, encodeBlockNumber(number)...), hash.Bytes()...)
totalLen := len(blockBodyPrefix) + 8 + common.HashLength
out := make([]byte, totalLen)
off := 0
off += copy(out[off:], blockBodyPrefix)
off += copy(out[off:], encodeBlockNumber(number))
copy(out[off:], hash.Bytes())
return out
}
// blockReceiptsKey = blockReceiptsPrefix + num (uint64 big endian) + hash