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key_sm2.go
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key_sm2.go
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package pkcs12
import (
"errors"
"crypto"
"github.com/deatil/go-cryptobin/gm/sm2"
)
// SM2
type KeySM2 struct {}
// 包装
func (this KeySM2) MarshalPrivateKey(privateKey crypto.PrivateKey) ([]byte, error) {
priKey, ok := privateKey.(*sm2.PrivateKey)
if !ok {
return nil, errors.New("pkcs12: private key is err")
}
pkData, err := sm2.MarshalSM2PrivateKey(priKey)
if err != nil {
return nil, errors.New("pkcs12: error encoding PKCS#8 private key: " + err.Error())
}
return pkData, nil
}
// 包装
func (this KeySM2) MarshalPKCS8PrivateKey(privateKey crypto.PrivateKey) ([]byte, error) {
priKey, ok := privateKey.(*sm2.PrivateKey)
if !ok {
return nil, errors.New("pkcs12: private key is err")
}
pkData, err := sm2.MarshalPrivateKey(priKey)
if err != nil {
return nil, errors.New("pkcs12: error encoding PKCS#8 private key: " + err.Error())
}
return pkData, nil
}
// 解析
func (this KeySM2) ParsePKCS8PrivateKey(pkData []byte) (crypto.PrivateKey, error) {
privateKey, err := sm2.ParsePrivateKey(pkData)
if err != nil {
return nil, errors.New("pkcs12: error parsing PKCS#8 private key: " + err.Error())
}
return privateKey, nil
}