1 files changed, 153 insertions, 0 deletions
diff --git a/sbin/ifconfig/iftrunk.c b/sbin/ifconfig/iftrunk.c
new file mode 100644
index 000000000000..cd0c02d1375d
--- /dev/null
+++ b/sbin/ifconfig/iftrunk.c
@@ -0,0 +1,153 @@
+/*-
+ */
+
+#ifndef lint
+static const char rcsid[] =
+  "$FreeBSD$";
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <sys/sockio.h>
+
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <net/ethernet.h>
+#include <net/if.h>
+#include <net/if_trunk.h>
+#include <net/route.h>
+
+#include <ctype.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <err.h>
+#include <errno.h>
+
+#include "ifconfig.h"
+
+static void
+settrunkport(const char *val, int d, int s, const struct afswtch *afp)
+{
+	struct trunk_reqport rp;
+
+	bzero(&rp, sizeof(rp));
+	strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
+	strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname));
+
+	if (ioctl(s, SIOCSTRUNKPORT, &rp))
+		err(1, "SIOCSTRUNKPORT");
+}
+
+static void
+unsettrunkport(const char *val, int d, int s, const struct afswtch *afp)
+{
+	struct trunk_reqport rp;
+
+	bzero(&rp, sizeof(rp));
+	strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
+	strlcpy(rp.rp_portname, val, sizeof(rp.rp_portname));
+
+	if (ioctl(s, SIOCSTRUNKDELPORT, &rp))
+		err(1, "SIOCSTRUNKDELPORT");
+}
+
+static void
+settrunkproto(const char *val, int d, int s, const struct afswtch *afp)
+{
+	struct trunk_protos tpr[] = TRUNK_PROTOS;
+	struct trunk_reqall ra;
+	int i;
+
+	bzero(&ra, sizeof(ra));
+	ra.ra_proto = TRUNK_PROTO_MAX;
+
+	for (i = 0; i < (sizeof(tpr) / sizeof(tpr[0])); i++) {
+		if (strcmp(val, tpr[i].tpr_name) == 0) {
+			ra.ra_proto = tpr[i].tpr_proto;
+			break;
+		}
+	}
+	if (ra.ra_proto == TRUNK_PROTO_MAX)
+		errx(1, "Invalid trunk protocol: %s", val);
+
+	strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
+	if (ioctl(s, SIOCSTRUNK, &ra) != 0)
+		err(1, "SIOCSTRUNK");
+}
+
+static void
+trunk_status(int s)
+{
+	struct trunk_protos tpr[] = TRUNK_PROTOS;
+	struct trunk_reqport rp, rpbuf[TRUNK_MAX_PORTS];
+	struct trunk_reqall ra;
+	const char *proto = "<unknown>";
+	int i, isport = 0;
+
+	bzero(&rp, sizeof(rp));
+	bzero(&ra, sizeof(ra));
+
+	strlcpy(rp.rp_ifname, name, sizeof(rp.rp_ifname));
+	strlcpy(rp.rp_portname, name, sizeof(rp.rp_portname));
+
+	if (ioctl(s, SIOCGTRUNKPORT, &rp) == 0)
+		isport = 1;
+
+	strlcpy(ra.ra_ifname, name, sizeof(ra.ra_ifname));
+	ra.ra_size = sizeof(rpbuf);
+	ra.ra_port = rpbuf;
+
+	if (ioctl(s, SIOCGTRUNK, &ra) == 0) {
+		for (i = 0; i < (sizeof(tpr) / sizeof(tpr[0])); i++) {
+			if (ra.ra_proto == tpr[i].tpr_proto) {
+				proto = tpr[i].tpr_name;
+				break;
+			}
+		}
+
+		printf("\ttrunk: trunkproto %s", proto);
+		if (isport)
+			printf(" trunkdev %s", rp.rp_ifname);
+		putchar('\n');
+
+		for (i = 0; i < ra.ra_ports; i++) {
+			printf("\t\ttrunkport %s ", rpbuf[i].rp_portname);
+			printb("", rpbuf[i].rp_flags, TRUNK_PORT_BITS);
+			putchar('\n');
+		}
+
+		if (0 /* XXX */) {
+			printf("\tsupported trunk protocols:\n");
+			for (i = 0; i < (sizeof(tpr) / sizeof(tpr[0])); i++)
+				printf("\t\ttrunkproto %s\n", tpr[i].tpr_name);
+		}
+	} else if (isport)
+		printf("\ttrunk: trunkdev %s\n", rp.rp_ifname);
+}
+
+static struct cmd trunk_cmds[] = {
+	DEF_CMD_ARG("trunkport",		settrunkport),
+	DEF_CMD_ARG("-trunkport",		unsettrunkport),
+	DEF_CMD_ARG("trunkproto",		settrunkproto),
+};
+static struct afswtch af_trunk = {
+	.af_name	= "af_trunk",
+	.af_af		= AF_UNSPEC,
+	.af_other_status = trunk_status,
+};
+
+static __constructor void
+trunk_ctor(void)
+{
+#define	N(a)	(sizeof(a) / sizeof(a[0]))
+	int i;
+
+	for (i = 0; i < N(trunk_cmds);  i++)
+		cmd_register(&trunk_cmds[i]);
+	af_register(&af_trunk);
+#undef N
+}