x509: simplified _gnutls_x509_get_tbs()

diff --git a/lib/x509/sign.c b/lib/x509/sign.c
index 320f42b8b7f01a008f376962cadd1bbb3a4ca1b1..35e57f01a2bde8bbe1999f56951cdf62f97b6925 100644 (file)
--- a/lib/x509/sign.c
+++ b/lib/x509/sign.c
@@ -45,35 +45,7 @@ int
 _gnutls_x509_get_tbs(ASN1_TYPE cert, const char *tbs_name,
                     gnutls_datum_t * tbs)
 {
-       int result;
-       uint8_t *buf;
-       int buf_size;
-
-       buf_size = 0;
-       result = asn1_der_coding(cert, tbs_name, NULL, &buf_size, NULL);
-       if (result != ASN1_MEM_ERROR) {
-               gnutls_assert();
-               return _gnutls_asn2err(result);
-       }
-
-       buf = gnutls_malloc(buf_size);
-       if (buf == NULL) {
-               gnutls_assert();
-               return GNUTLS_E_MEMORY_ERROR;
-       }
-
-       result = asn1_der_coding(cert, tbs_name, buf, &buf_size, NULL);
-
-       if (result != ASN1_SUCCESS) {
-               gnutls_assert();
-               gnutls_free(buf);
-               return _gnutls_asn2err(result);
-       }
-
-       tbs->data = buf;
-       tbs->size = buf_size;
-
-       return 0;
+       return _gnutls_x509_der_encode(cert, tbs_name, tbs, 0);
 }
 
 /*-