src/protocols/zephyr/ZCkAuth.c

branch
cpw.khc.msnp14
changeset 20472
6a6d2ef151e6
parent 13912
463b4fa9f067
parent 20469
b2836a24d81e
child 20473
91e1b3a49d10
--- a/src/protocols/zephyr/ZCkAuth.c	Wed Oct 18 16:28:51 2006 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,55 +0,0 @@
-/* This file is part of the Project Athena Zephyr Notification System.
- * It contains source for the ZCheckAuthentication function.
- *
- *	Created by:	Robert French
- *
- *	Copyright (c) 1987,1991 by the Massachusetts Institute of Technology.
- *	For copying and distribution information, see the file
- *	"mit-copyright.h". 
- */
-
-#include "internal.h"
-
-/* Check authentication of the notice.
-   If it looks authentic but fails the Kerberos check, return -1.
-   If it looks authentic and passes the Kerberos check, return 1.
-   If it doesn't look authentic, return 0
-
-   When not using Kerberos, return true if the notice claims to be authentic.
-   Only used by clients; the server uses its own routine.
- */
-Code_t ZCheckAuthentication(notice, from)
-    ZNotice_t *notice;
-    struct sockaddr_in *from;
-{	
-#ifdef ZEPHYR_USES_KERBEROS
-    int result;
-    ZChecksum_t our_checksum;
-    CREDENTIALS cred;
-
-    /* If the value is already known, return it. */
-    if (notice->z_checked_auth != ZAUTH_UNSET)
-	return (notice->z_checked_auth);
-
-    if (!notice->z_auth)
-	return (ZAUTH_NO);
-	
-    if ((result = krb_get_cred(SERVER_SERVICE, SERVER_INSTANCE, 
-			       __Zephyr_realm, &cred)) != 0)
-	return (ZAUTH_NO);
-
-#ifdef NOENCRYPTION
-    our_checksum = 0;
-#else
-    our_checksum = des_quad_cksum(notice->z_packet, NULL, 
-				  notice->z_default_format+
-				  strlen(notice->z_default_format)+1-
-				  notice->z_packet, 0, (C_Block *)cred.session);
-#endif
-    /* if mismatched checksum, then the packet was corrupted */
-    return ((our_checksum == notice->z_checksum) ? ZAUTH_YES : ZAUTH_FAILED);
-
-#else
-    return (notice->z_auth ? ZAUTH_YES : ZAUTH_NO);
-#endif
-} 

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