func (ev *EncryptEventV2) Decode(buffer *bytes.Buffer) (err error) {
ev.EncryptType, err = DecodeUInt32Value(buffer)
if err != nil {
return err
}
length, err := DecodeUInt32Value(buffer)
if err != nil {
return
}
switch ev.EncryptType {
case ENCRYPTER_NONE:
err, ev.Ev = DecodeEvent(buffer)
return err
case ENCRYPTER_SE1:
newbuf := util.SimpleDecrypt(bytes.NewBuffer(buffer.Next(int(length))))
err, ev.Ev = DecodeEvent(newbuf)
newbuf.Reset()
case ENCRYPTER_RC4:
src := buffer.Next(int(length))
dst := make([]byte, int(length))
cipher, _ := rc4.NewCipher([]byte(rc4Key))
cipher.XORKeyStream(dst, src)
err, ev.Ev = DecodeEvent(bytes.NewBuffer(dst))
default:
return errors.New("Not supported encrypt type:" + strconv.Itoa(int(ev.EncryptType)))
}
return err
}
func (ev *EncryptEvent) Decode(buffer *bytes.Buffer) (err error) {
ev.EncryptType, err = DecodeUInt32Value(buffer)
if err != nil {
return err
}
switch ev.EncryptType {
case ENCRYPTER_NONE:
err, ev.Ev = DecodeEvent(buffer)
return err
case ENCRYPTER_SE1:
newbuf := util.SimpleDecrypt(buffer)
//fmt.Printf("Decrypt decode %d bytes\n", newbuf.Len())
err, ev.Ev = DecodeEvent(newbuf)
newbuf.Reset()
default:
return errors.New("Not supported encrypt type:" + strconv.Itoa(int(ev.EncryptType)))
}
return err
}
