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Copy pathmsgpack.go
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56 lines (50 loc) · 1.53 KB
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/*
* Copyright 2018 The CovenantSQL Authors.
*
* 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 utils
import (
"bytes"
"github.com/ugorji/go/codec"
)
// DecodeMsgPack reverses the encode operation on a byte slice input.
func DecodeMsgPack(buf []byte, out interface{}) error {
r := bytes.NewBuffer(buf)
hd := codec.MsgpackHandle{
WriteExt: true,
RawToString: true,
}
dec := codec.NewDecoder(r, &hd)
return dec.Decode(out)
}
// DecodeMsgPackPlain reverses the encode operation on a byte slice input without RawToString setting.
func DecodeMsgPackPlain(buf []byte, out interface{}) error {
r := bytes.NewBuffer(buf)
hd := codec.MsgpackHandle{
WriteExt: true,
}
dec := codec.NewDecoder(r, &hd)
return dec.Decode(out)
}
// EncodeMsgPack writes an encoded object to a new bytes buffer.
func EncodeMsgPack(in interface{}) (*bytes.Buffer, error) {
buf := bytes.NewBuffer(nil)
hd := codec.MsgpackHandle{
WriteExt: true,
RawToString: true,
}
enc := codec.NewEncoder(buf, &hd)
err := enc.Encode(in)
return buf, err
}