--- libelwix/inc/elwix.h	2025/11/17 19:53:08	1.28.4.1
+++ libelwix/inc/elwix.h	2026/07/29 01:09:33	1.32.4.2
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: elwix.h,v 1.28.4.1 2025/11/17 19:53:08 misho Exp $
+* $Id: elwix.h,v 1.32.4.2 2026/07/29 01:09:33 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -12,7 +12,7 @@ terms:
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
-Copyright 2004 - 2025
+Copyright 2004 - 2026
 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -56,6 +56,12 @@ SUCH DAMAGE.
 #include <sys/param.h>
 #include <sys/socket.h>
 #include <sys/un.h>
+#ifndef __cplusplus
+        #include <stdatomic.h>
+#else
+        #include <atomic>
+        #define _Atomic(X) std::atomic<X>
+#endif
 #ifndef __linux__
 #include <sys/limits.h>
 #include <sys/endian.h>
@@ -165,6 +171,87 @@ SUCH DAMAGE.
 #define powerof2(x)		((((x) - 1) & (x)) == 0)
 #endif
 
+/* timespec helpers */
+/* Operations on timevals. */
+#ifndef timerclear
+#define	timerclear(tvp)		((tvp)->tv_sec = (tvp)->tv_usec = 0)
+#endif
+
+#ifndef timerisset
+#define	timerisset(tvp)		((tvp)->tv_sec || (tvp)->tv_usec)
+#endif
+
+#ifndef timercmp
+#define	timercmp(tvp, uvp, cmp)						\
+	(((tvp)->tv_sec == (uvp)->tv_sec) ?				\
+	    ((tvp)->tv_usec cmp (uvp)->tv_usec) :			\
+	    ((tvp)->tv_sec cmp (uvp)->tv_sec))
+#endif
+
+#ifndef timeradd
+#define	timeradd(tvp, uvp, vvp)						\
+	do {								\
+		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
+		(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;	\
+		if ((vvp)->tv_usec >= 1000000) {			\
+			(vvp)->tv_sec++;				\
+			(vvp)->tv_usec -= 1000000;			\
+		}							\
+	} while (0)
+#endif
+
+#ifndef timersub
+#define	timersub(tvp, uvp, vvp)						\
+	do {								\
+		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
+		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;	\
+		if ((vvp)->tv_usec < 0) {				\
+			(vvp)->tv_sec--;				\
+			(vvp)->tv_usec += 1000000;			\
+		}							\
+	} while (0)
+#endif
+
+/* Operations on timespecs. */
+#ifndef timespecclear
+#define	timespecclear(tsp)		((tsp)->tv_sec = (tsp)->tv_nsec = 0)
+#endif
+
+#ifndef timespecisset
+#define	timespecisset(tsp)		((tsp)->tv_sec || (tsp)->tv_nsec)
+#endif
+
+#ifndef timespeccmp
+#define	timespeccmp(tsp, usp, cmp)					\
+	(((tsp)->tv_sec == (usp)->tv_sec) ?				\
+	    ((tsp)->tv_nsec cmp (usp)->tv_nsec) :			\
+	    ((tsp)->tv_sec cmp (usp)->tv_sec))
+#endif
+
+#ifndef timespecadd
+#define	timespecadd(tsp, usp, vsp)					\
+	do {								\
+		(vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec;		\
+		(vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec;	\
+		if ((vsp)->tv_nsec >= 1000000000L) {			\
+			(vsp)->tv_sec++;				\
+			(vsp)->tv_nsec -= 1000000000L;			\
+		}							\
+	} while (0)
+#endif
+
+#ifndef timespecsub
+#define	timespecsub(tsp, usp, vsp)					\
+	do {								\
+		(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;		\
+		(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;	\
+		if ((vsp)->tv_nsec < 0) {				\
+			(vsp)->tv_sec--;				\
+			(vsp)->tv_nsec += 1000000000L;			\
+		}							\
+	} while (0)
+#endif
+
 /* Macros for min/max. */
 #ifndef MIN
 #define	MIN(a, b)		(((a) < (b)) ? (a) : (b))
@@ -298,6 +385,10 @@ extern int elwix_Debug;
 #define ELWIX_DEBUG_LOCK	0x20
 #define ELWIX_DEBUG_SYS		0x40
 #define ELWIX_DEBUG_NET		0x80
+#define ELWIX_DEBUG_1		0x100
+#define ELWIX_DEBUG_2		0x200
+#define ELWIX_DEBUG_3		0x400
+#define ELWIX_DEBUG_4		0x800
 #define ELWIX_DEBUG_ANY		0xFFFFFFFF
 
 #define EDBG(x)			(elwix_Debug & (x))