Make the debugging variable that controls printing of UNI messages

accessible as a sysctl and move the debugging stuff out of DIAGNOSTICS.

Submitted by:	Vincent Jardin <vjardin@wanadoo.fr>
MFC after:	2 weeks

sys/netatm/uni/uniarp.c

@@ -35,13 +35,14 @@ __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
 #include <sys/systm.h>
-#include <sys/types.h>
 #include <sys/errno.h>
 #include <sys/malloc.h>
 #include <sys/time.h>
 #include <sys/socket.h>
 #include <sys/socketvar.h>
 #include <sys/syslog.h>
+#include <sys/kernel.h>
+#include <sys/sysctl.h>
 #include <net/if.h>
 #include <netinet/in.h>
 #include <netinet/in_var.h>
@@ -74,7 +75,13 @@ struct uniarp		*uniarp_nomaptab = NULL;
 struct uniarp		*uniarp_pvctab = NULL;
 struct atm_time		uniarp_timer = {0, 0};		/* Aging timer */
 struct uniarp_stat	uniarp_stat = {0};
+
+/*
+ * net.harp.uni.uniarp_print
+ */
 int			uniarp_print = 0;
+SYSCTL_INT(_net_harp_uni, OID_AUTO, uniarp_print, CTLFLAG_RW,
+    &uniarp_print, 0, "dump UNI/ARP messages");
 
 Atm_endpoint	uniarp_endpt = {
 	NULL,

sys/netatm/uni/uniarp_input.c

@@ -104,10 +104,8 @@ uniarp_cpcs_data(tok, m)
 	KBuffer		*n;
 	int		len, plen = sizeof(struct atmarp_hdr);
 
-#ifdef DIAGNOSTIC
 	if (uniarp_print)
 		uniarp_pdu_print(ivp, m, "receive");
-#endif
 
 	/*
 	 * Verify IP's VCC state

sys/netatm/uni/unisig_msg.c

@@ -34,12 +34,13 @@
 __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
-#include <sys/types.h>
 #include <sys/systm.h>
 #include <sys/errno.h>
 #include <sys/time.h>
 #include <sys/socket.h>
 #include <sys/socketvar.h>
+#include <sys/kernel.h>
+#include <sys/sysctl.h>
 #include <net/if.h>
 #include <netatm/port.h>
 #include <netatm/queue.h>
@@ -69,12 +70,15 @@ static void	unisig_rcv_setup(struct unisig *, struct unisig_msg *);
 
 
 /*
- * Local variables
+ * net.harp.uni.unisig_print_msg
+ *
+ * 0 - disable
+ * 1 - dump UNI message
+ * 2 - dump UNI message + print decoded form
  */
-#ifdef DIAGNOSTIC
 static int	unisig_print_msg = 0;
-#endif
-
+SYSCTL_INT(_net_harp_uni, OID_AUTO, unisig_print_msg, CTLFLAG_RW,
+    &unisig_print_msg, 0, "dump UNI messages");
 
 /*
  * Set a Cause IE based on information in an ATM attribute block
@@ -204,13 +208,11 @@ unisig_send_msg(usp, msg)
 	if (usp->us_state != UNISIG_ACTIVE)
 		return(ENETDOWN);
 
-#ifdef DIAGNOSTIC
 	/*
 	 * Print the message we're sending.
 	 */
 	if (unisig_print_msg)
 		usp_print_msg(msg, UNISIG_MSG_OUT);
-#endif
 
 	/*
 	 * Convert message to network order
@@ -228,13 +230,11 @@ unisig_send_msg(usp, msg)
 		return(EIO);
 	}
 
-#ifdef DIAGNOSTIC
 	/*
 	 * Print the converted message
 	 */
 	if (unisig_print_msg > 1)
 		unisig_print_mbuf(usf.usf_m_base);
-#endif
 
 	/*
 	 * Send the message
@@ -860,13 +860,11 @@ unisig_rcv_msg(usp, m)
 		goto done;
 	}
 
-#ifdef DIAGNOSTIC
 	/*
 	 * Debug--print some information about the message
 	 */
 	if (unisig_print_msg)
 		usp_print_msg(msg, UNISIG_MSG_IN);
-#endif
 
 	/*
 	 * Get the call reference value

sys/netatm/uni/unisig_proto.c

@@ -34,12 +34,13 @@
 __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
-#include <sys/types.h>
 #include <sys/systm.h>
 #include <sys/time.h>
 #include <sys/socket.h>
 #include <sys/socketvar.h>
 #include <sys/syslog.h>
+#include <sys/kernel.h>
+#include <sys/sysctl.h>
 #include <net/if.h>
 #include <netatm/port.h>
 #include <netatm/queue.h>
@@ -56,6 +57,11 @@ __FBSDID("$FreeBSD$");
 
 #include <netatm/uni/unisig_var.h>
 
+/*
+ * net.harp.uni
+ */
+SYSCTL_NODE(_net_harp, OID_AUTO, uni, CTLFLAG_RW, 0, "UNI");
+
 /*
  * Process a UNISIG timeout
  *

sys/netatm/uni/unisig_var.h

@@ -320,5 +320,10 @@ int		unisig_vc_state(struct unisig *,
 extern uma_zone_t	unisig_vc_zone;
 extern uma_zone_t	unisig_msg_zone;
 extern uma_zone_t	unisig_ie_zone;
+
+#ifdef SYSCTL_DECL
+SYSCTL_DECL(_net_harp_uni);
+#endif
+
 #endif	/* _KERNEL */
 #endif	/* _UNISIG_VAR_H */