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marshal.go
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/
marshal.go
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package der
import (
"fmt"
"reflect"
)
/*
type Tag int
type Serializer interface {
SerializeDER(params ...interface{}) (*Node, error)
}
type Deserializer interface {
DeserializeDER(n *Node, params ...interface{}) error
}
ussage:
SerializeDER()
SerializeDER(der.Tag(0))
SerializeDER(der.Tag(1))
*/
type Serializer interface {
SerializeDER(params ...Parameter) (*Node, error)
}
type Deserializer interface {
DeserializeDER(n *Node, params ...Parameter) error
}
var (
typeSerializer = reflect.TypeOf((*Serializer)(nil)).Elem()
typeDeserializer = reflect.TypeOf((*Deserializer)(nil)).Elem()
)
// asn1.MarshalWithParams(val interface{}, params string) ([]byte, error)
func Marshal(v interface{}, params ...Parameter) ([]byte, error) {
n, err := Serialize(v, params...)
if err != nil {
return nil, err
}
return EncodeNode(nil, n)
}
// asn1.UnmarshalWithParams(b []byte, val interface{}, params string) (rest []byte, err error)
func Unmarshal(data []byte, v interface{}, params ...Parameter) error {
n := new(Node)
rest, err := DecodeNode(data, n)
if err != nil {
return err
}
if len(rest) > 0 {
return fmt.Errorf("extra data length %d", len(rest))
}
return Deserialize(v, n, params...)
}