forked from Shiloh/githaven
61 lines
1.6 KiB
Go
61 lines
1.6 KiB
Go
|
// Copyright 2013 Beego Authors
|
||
|
|
// Copyright 2014 The Macaron 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 session
|
||
|
|
|
||
|
|
import (
|
||
|
|
"bytes"
|
||
|
|
"crypto/rand"
|
||
|
|
"encoding/gob"
|
||
|
|
"io"
|
||
|
|
|
||
|
|
"github.com/Unknwon/com"
|
||
|
|
)
|
||
|
|
|
||
|
|
func init() {
|
||
|
|
gob.Register([]interface{}{})
|
||
|
|
gob.Register(map[int]interface{}{})
|
||
|
|
gob.Register(map[string]interface{}{})
|
||
|
|
gob.Register(map[interface{}]interface{}{})
|
||
|
|
gob.Register(map[string]string{})
|
||
|
|
gob.Register(map[int]string{})
|
||
|
|
gob.Register(map[int]int{})
|
||
|
|
gob.Register(map[int]int64{})
|
||
|
|
}
|
||
|
|
|
||
|
|
func EncodeGob(obj map[interface{}]interface{}) ([]byte, error) {
|
||
|
|
for _, v := range obj {
|
||
|
|
gob.Register(v)
|
||
|
|
}
|
||
|
|
buf := bytes.NewBuffer(nil)
|
||
|
|
err := gob.NewEncoder(buf).Encode(obj)
|
||
|
|
return buf.Bytes(), err
|
||
|
|
}
|
||
|
|
|
||
|
|
func DecodeGob(encoded []byte) (out map[interface{}]interface{}, err error) {
|
||
|
|
buf := bytes.NewBuffer(encoded)
|
||
|
|
err = gob.NewDecoder(buf).Decode(&out)
|
||
|
|
return out, err
|
||
|
|
}
|
||
|
|
|
||
|
|
// generateRandomKey creates a random key with the given strength.
|
||
|
|
func generateRandomKey(strength int) []byte {
|
||
|
|
k := make([]byte, strength)
|
||
|
|
if n, err := io.ReadFull(rand.Reader, k); n != strength || err != nil {
|
||
|
|
return com.RandomCreateBytes(strength)
|
||
|
|
}
|
||
|
|
return k
|
||
|
|
}
|