func (c *Certificate) GetSubjectName() (*Name, error) {
n := C.X509_get_subject_name(c.x)
if n == nil {
return nil, errors.New("failed to get subject name")
}
return &Name{name: n}, nil
}
func (c *Certificate) X509NamePrintEx() (out []byte, err error) {
bio := C.BIO_new(C.BIO_s_mem())
if bio == nil {
return nil, errors.New("failed to allocate memory BIO")
}
defer C.BIO_free(bio)
name := C.X509_get_subject_name(c.x)
// TODO, pass in flags instead of using this hardcoded one
if int(C.X509_NAME_print_ex(bio, name, 0, C.XN_FLAG_RFC2253)) < 0 {
return nil, errors.New("failed formatting subject")
}
return ioutil.ReadAll(asAnyBio(bio))
}
func getCertificate(asn1Data []byte, x509 *C.X509) (*Certificate, error) {
cert := &Certificate{}
cert.x509 = x509
// certificate raw data
cert.Raw = asn1Data
// certificate version (zero indexed)
cert.Version = int(C.X509_get_version_no_macro(cert.x509)) + 1
// certificate serial number
cert.SerialNumber = big.NewInt(int64(C.ASN1_INTEGER_get(C.X509_get_serialNumber(cert.x509))))
// TODO(runcom): store in pkix.Name
// certificate subject
cert.Subject = C.GoString(C.X509_NAME_oneline(C.X509_get_subject_name(cert.x509), nil, 0))
// TODO(runcom): store in pkix.Name
// certificate issuer
cert.Issuer = C.GoString(C.X509_NAME_oneline(C.X509_get_issuer_name(cert.x509), nil, 0))
return cert, nil
}