*: Use AppendUint64 for byte slice appending

Signed-off-by: Pavel Karpy <[email protected]>
nspcc-dev · Aug 10, 2023 · 6c83d5d · 6c83d5d
1 parent 3aa6607
commit 6c83d5d
Show file tree

Hide file tree

Showing 2 changed files with 12 additions and 20 deletions.
diff --git a/pkg/innerring/processors/governance/process_update.go b/pkg/innerring/processors/governance/process_update.go
@@ -112,12 +112,7 @@ func (gp *Processor) processAlphabetSync(txHash util.Uint256) {
 	}
 
 	// 4. Update NeoFS contract in the mainnet.
-	epoch := gp.epochState.EpochCounter()
-
-	buf := make([]byte, 8)
-	binary.LittleEndian.PutUint64(buf, epoch)
-
-	id := append([]byte(alphabetUpdateIDPrefix), buf...)
+	id := binary.LittleEndian.AppendUint64([]byte(alphabetUpdateIDPrefix), gp.epochState.EpochCounter())
 
 	prm := neofscontract.AlphabetUpdatePrm{}
 

diff --git a/pkg/local_object_storage/pilorama/boltdb.go b/pkg/local_object_storage/pilorama/boltdb.go
@@ -845,19 +845,19 @@ func (t *boltForest) logFromBytes(lm *LogMove, data []byte) error {
 func (t *boltForest) logToBytes(lm *LogMove) []byte {
 	w := io.NewBufBinWriter()
 	size := 8 + 8 + lm.Meta.Size() + 1
-	//if lm.HasOld {
+	// if lm.HasOld {
 	//	size += 8 + lm.Old.Meta.Size()
-	//}
+	// }
 
 	w.Grow(size)
 	w.WriteU64LE(lm.Child)
 	w.WriteU64LE(lm.Parent)
 	lm.Meta.EncodeBinary(w.BinWriter)
-	//w.WriteBool(lm.HasOld)
-	//if lm.HasOld {
+	// w.WriteBool(lm.HasOld)
+	// if lm.HasOld {
 	//	w.WriteU64LE(lm.Old.Parent)
 	//	lm.Old.Meta.EncodeBinary(w.BinWriter)
-	//}
+	// }
 	return w.Bytes()
 }
 
@@ -883,10 +883,10 @@ func stateKey(key []byte, child Node) []byte {
 }
 
 func (t *boltForest) putState(b *bbolt.Bucket, key []byte, parent Node, timestamp Timestamp, meta []byte) error {
-	data := make([]byte, len(meta)+8+8)
-	binary.LittleEndian.PutUint64(data, parent)
-	binary.LittleEndian.PutUint64(data[8:], timestamp)
-	copy(data[16:], meta)
+	data := make([]byte, 0, len(meta)+8+8)
+	data = binary.LittleEndian.AppendUint64(data, parent)
+	data = binary.LittleEndian.AppendUint64(data, timestamp)
+	data = append(data, meta...)
 	return b.Put(key, data)
 }
 
@@ -927,11 +927,8 @@ func internalKey(key []byte, k, v string, parent, node Node) []byte {
 	key = append(key, byte(l), byte(l>>8))
 	key = append(key, v...)
 
-	var raw [8]byte
-	binary.LittleEndian.PutUint64(raw[:], parent)
-	key = append(key, raw[:]...)
+	key = binary.LittleEndian.AppendUint64(key, parent)
+	key = binary.LittleEndian.AppendUint64(key, node)
 
-	binary.LittleEndian.PutUint64(raw[:], node)
-	key = append(key, raw[:]...)
 	return key
 }