[26222] in CVS-changelog-for-Kerberos-V5

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svn rev #25562: trunk/src/windows/leashdll/

daemon@ATHENA.MIT.EDU (tlyu@mit.edu)
Mon Dec 12 15:46:01 2011

Date: Mon, 12 Dec 2011 15:45:58 -0500
From: tlyu@mit.edu
Message-Id: <201112122045.pBCKjwqK005598@drugstore.mit.edu>
To: cvs-krb5@mit.edu
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http://src.mit.edu/fisheye/changelog/krb5/?cs=25562
Commit By: tlyu
Log Message:
ticket: 7050
subject: kfw fixes: fix _snprintf usage; use full error code in leash_error_message

Signed-off-by: Kevin Wasserman <kevin.wasserman@painless-security.com>


Changed Files:
U   trunk/src/windows/leashdll/lshfunc.c
Modified: trunk/src/windows/leashdll/lshfunc.c
===================================================================
--- trunk/src/windows/leashdll/lshfunc.c	2011-12-12 20:45:55 UTC (rev 25561)
+++ trunk/src/windows/leashdll/lshfunc.c	2011-12-12 20:45:58 UTC (rev 25562)
@@ -68,7 +68,7 @@
 {
     char message[2048];
     char *p = message;
-    int size = sizeof(message);
+    int size = sizeof(message) - 1; /* -1 to leave room for NULL terminator */
     int n;
 
     // XXX: ignore AFS for now.
@@ -85,7 +85,7 @@
         n = _snprintf(p, size,
                       "Kerberos 5: %s (error %ld)\n",
                       perror_message(rc5),
-                      rc5 & 255 // XXX: & 255??!!!
+                      rc5
             );
         p += n;
         size -= n;
@@ -109,6 +109,7 @@
         size -= n;
     }
 #ifdef USE_MESSAGE_BOX
+    *p = 0; /* ensure NULL termination of message */
     if ( displayMB )
         MessageBox(NULL, message, "Leash", MB_OK | MB_ICONERROR | MB_TASKMODAL |
                     MB_SETFOREGROUND);

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