1 files changed, 117 insertions, 0 deletions
diff --git a/security/nss/lib/ssl/cmpcert.c b/security/nss/lib/ssl/cmpcert.c
new file mode 100644
index 000000000..5e557828e
--- /dev/null
+++ b/security/nss/lib/ssl/cmpcert.c
@@ -0,0 +1,117 @@
+/*
+ * NSS utility functions
+ *
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ * 
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ * 
+ * The Original Code is the Netscape security libraries.
+ * 
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation.  Portions created by Netscape are 
+ * Copyright (C) 1994-2000 Netscape Communications Corporation.  All
+ * Rights Reserved.
+ * 
+ * Contributor(s):
+ * 
+ * Alternatively, the contents of this file may be used under the
+ * terms of the GNU General Public License Version 2 or later (the
+ * "GPL"), in which case the provisions of the GPL are applicable 
+ * instead of those above.  If you wish to allow use of your 
+ * version of this file only under the terms of the GPL and not to
+ * allow others to use your version of this file under the MPL,
+ * indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by
+ * the GPL.  If you do not delete the provisions above, a recipient
+ * may use your version of this file under either the MPL or the
+ * GPL.
+ *
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include "prerror.h"
+#include "secitem.h"
+#include "prnetdb.h"
+#include "cert.h"
+#include "nspr.h"
+#include "secder.h"
+#include "key.h"
+#include "nss.h"
+
+/*
+ * Look to see if any of the signers in the cert chain for "cert" are found
+ * in the list of caNames.  
+ * Returns SECSuccess if so, SECFailure if not.
+ */
+SECStatus
+NSS_CmpCertChainWCANames(CERTCertificate *cert, CERTDistNames *caNames)
+{
+  SECItem *         caname;
+  CERTCertificate * curcert;
+  CERTCertificate * oldcert;
+  PRInt32           contentlen;
+  int               j;
+  int               headerlen;
+  int               depth;
+  SECStatus         rv;
+  SECItem           issuerName;
+  SECItem           compatIssuerName;
+  
+  depth=0;
+  curcert = CERT_DupCertificate(cert);
+  
+  while( curcert ) {
+    issuerName = curcert->derIssuer;
+    
+    /* compute an alternate issuer name for compatibility with 2.0
+     * enterprise server, which send the CA names without
+     * the outer layer of DER hearder
+     */
+    rv = DER_Lengths(&issuerName, &headerlen, (uint32 *)&contentlen);
+    if ( rv == SECSuccess ) {
+      compatIssuerName.data = &issuerName.data[headerlen];
+      compatIssuerName.len = issuerName.len - headerlen;
+    } else {
+      compatIssuerName.data = NULL;
+      compatIssuerName.len = 0;
+    }
+    
+    for (j = 0; j < caNames->nnames; j++) {
+      caname = &caNames->names[j];
+      if (SECITEM_CompareItem(&issuerName, caname) == SECEqual) {
+	rv = SECSuccess;
+	CERT_DestroyCertificate(curcert);
+	goto done;
+      } else if (SECITEM_CompareItem(&compatIssuerName, caname) == SECEqual) {
+	rv = SECSuccess;
+	CERT_DestroyCertificate(curcert);
+	goto done;
+      }
+    }
+    if ( ( depth <= 20 ) &&
+	 ( SECITEM_CompareItem(&curcert->derIssuer, &curcert->derSubject)
+	   != SECEqual ) ) {
+      oldcert = curcert;
+      curcert = CERT_FindCertByName(curcert->dbhandle,
+				    &curcert->derIssuer);
+      CERT_DestroyCertificate(oldcert);
+      depth++;
+    } else {
+      CERT_DestroyCertificate(curcert);
+      curcert = NULL;
+    }
+  }
+  rv = SECFailure;
+  
+done:
+  return rv;
+}
+