1 files changed, 61 insertions, 0 deletions
diff --git a/c/src/lib/libnetworking/rtems/rtems_showmbuf.c b/c/src/lib/libnetworking/rtems/rtems_showmbuf.c
new file mode 100644
index 0000000000..41c7f4c6a1
--- /dev/null
+++ b/c/src/lib/libnetworking/rtems/rtems_showmbuf.c
@@ -0,0 +1,61 @@
+#include <sys/param.h>
+#include <sys/queue.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/sysctl.h>
+#include <sys/proc.h>
+#include <sys/mbuf.h>
+
+/*
+ * Display MBUF statistics
+ * Don't lock the rest of the network tasks out while printing.
+ * It's no big deal if the values change while being printed.
+ */
+void
+rtems_bsdnet_show_mbuf_stats (void)
+{
+	int i;
+	int printed = 0;
+	char *cp;
+
+	printf ("************ MBUF STATISTICS ************\n");
+	printf ("mbufs:%4lu    clusters:%4lu    free:%4lu\n",
+			mbstat.m_mbufs, mbstat.m_clusters, mbstat.m_clfree);
+	printf ("drops:%4lu       waits:%4lu  drains:%4lu\n",
+			mbstat.m_drops, mbstat.m_wait, mbstat.m_drain);
+	for (i = 0 ; i < 20 ; i++) {
+		switch (i) {
+		case MT_FREE:		cp = "free";		break;
+		case MT_DATA:		cp = "data";		break;
+		case MT_HEADER:		cp = "header";		break;
+		case MT_SOCKET:		cp = "socket";		break;
+		case MT_PCB:		cp = "pcb";		break;
+		case MT_RTABLE:		cp = "rtable";		break;
+		case MT_HTABLE:		cp = "htable";		break;
+		case MT_ATABLE:		cp = "atable";		break;
+		case MT_SONAME:		cp = "soname";		break;
+		case MT_SOOPTS:		cp = "soopts";		break;
+		case MT_FTABLE:		cp = "ftable";		break;
+		case MT_RIGHTS:		cp = "rights";		break;
+		case MT_IFADDR:		cp = "ifaddr";		break;
+		case MT_CONTROL:	cp = "control";		break;
+		case MT_OOBDATA:	cp = "oobdata";		break;
+		default:		cp = NULL;		break;
+		}
+		if ((cp != NULL) || (mbstat.m_mtypes[i] != 0)) {
+			char cbuf[16];
+			if (cp == NULL) {
+				sprintf (cbuf, "Type %d", i);
+				cp = cbuf;
+			}
+			printf ("%10s:%-8u", cp, mbstat.m_mtypes[i]);
+			if (++printed == 4) {
+				printf ("\n");
+				printed = 0;
+			}
+		}
+	}
+	if (printed)
+		printf ("\n");
+	printf ("\n");
+}