--- libaitsess/inc/defs.h	2011/04/30 22:02:59	1.2.2.1
+++ libaitsess/inc/defs.h	2011/09/07 15:52:35	1.3.2.1
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: defs.h,v 1.2.2.1 2011/04/30 22:02:59 misho Exp $
+* $Id: defs.h,v 1.3.2.1 2011/09/07 15:52:35 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -46,15 +46,16 @@ SUCH DAMAGE.
 #ifndef __DEFS_H
 #define __DEFS_H
 
-#define MAX_STR		255
+#define STRSIZ		256
 
+#define SESS_AIT_MAGIC	0x3CC3
+
 #define MEM_MODE	0640
 #define MEM_DELIM	":"
 
 #define LOGERR	{ \
-			sessErrno = errno; \
-			bzero(sessError, MAX_STR + 1); \
-			strncpy(sessError, strerror(errno), MAX_STR); \
+			sess_Errno = errno; \
+			strlcpy(sess_Error, strerror(errno), sizeof sess_Error); \
 		}
 
 /*
@@ -72,9 +73,14 @@ union semun {
 };
 #endif
 
+typedef struct _tagSessHdr {
+	uint16_t	hdr_magic;
+	uint16_t	hdr_argc;
+} sess_hdr_t;
 
-extern int sessErrno;
-extern char sessError[];
+
+extern int sess_Errno;
+extern char sess_Error[STRSIZ];
 
 
 #endif