//Helper function that calls encoding/pem to convert DER to PEM
func ParseCertificatePEM(pemData []byte) (*Certificate, error) {
length := C.int(len(pemData))
buffer := unsafe.Pointer(&pemData[0])
bio := C.BIO_new_mem_buf(buffer, length)
cert := C.PEM_read_bio_X509(bio, nil, nil, nil)
if cert == nil {
return nil, errors.New("problem loading certificate" + sslerr.SSLErrorMessage().String())
}
return &Certificate{x509: cert}, nil
}
// LoadCertificateFromPEM loads an X509 certificate from a PEM-encoded block.
func LoadCertificateFromPEM(pem_block []byte) (*Certificate, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
runtime.LockOSThread()
defer runtime.UnlockOSThread()
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
cert := C.PEM_read_bio_X509(bio, nil, nil, nil)
C.BIO_free(bio)
if cert == nil {
return nil, errorFromErrorQueue()
}
x := &Certificate{x: cert}
runtime.SetFinalizer(x, func(x *Certificate) {
C.X509_free(x.x)
})
return x, nil
}