From: Nikos Mavrogiannopoulos <nmav@redhat.com>
Date: Thu, 27 Feb 2014 07:35:16 +0000 (+0100)
Subject: added doc on is_issuer() checks
X-Git-Tag: gnutls_3_3_0pre0~110
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ebbe3c3968edccde88ebab58ce7dfec1f2456856;p=thirdparty%2Fgnutls.git

added doc on is_issuer() checks
---

diff --git a/lib/x509/verify.c b/lib/x509/verify.c
index 4624a93b71..4a21c72e67 100644
--- a/lib/x509/verify.c
+++ b/lib/x509/verify.c
@@ -249,6 +249,8 @@ static bool is_issuer(gnutls_x509_crt_t cert, gnutls_x509_crt_t issuer)
 		    gnutls_x509_crt_get_authority_key_id(cert, id1,
 							 &id1_size, NULL);
 		if (ret < 0) {
+			/* If there is no authority key identifier in the
+			 * certificate, assume they match */
 			ret = 1;
 			goto cleanup;
 		}
@@ -258,6 +260,8 @@ static bool is_issuer(gnutls_x509_crt_t cert, gnutls_x509_crt_t issuer)
 		    gnutls_x509_crt_get_subject_key_id(issuer, id2,
 						       &id2_size, NULL);
 		if (ret < 0) {
+			/* If there is no subject key identifier in the
+			 * issuer certificate, assume they match */
 			ret = 1;
 			gnutls_assert();
 			goto cleanup;