util.go

// Copyright 2014 The zephyr-go authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package zephyr

// Creates a copy of a byte slice so it doesn't share an underlying
// backing store.
func copyByteSlice(in []byte) []byte {
	out := make([]byte, len(in))
	copy(out, in)
	return out
}

func copyByteSlices(in [][]byte) [][]byte {
	out := make([][]byte, len(in))
	for i := range in {
		out[i] = copyByteSlice(in[i])
	}
	return out
}