zitadel-oidc/pkg/crypto/key.go

22 lines
349 B
Go

package crypto
import (
"crypto/rsa"
"crypto/x509"
"encoding/pem"
"errors"
)
func BytesToPrivateKey(b []byte) (*rsa.PrivateKey, error) {
block, _ := pem.Decode(b)
if block == nil {
return nil, errors.New("PEM decode failed")
}
key, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
return nil, err
}
return key, nil
}