1 files changed, 42 insertions, 14 deletions

diff --git a/usr.bin/netstat/bpf.c b/usr.bin/netstat/bpf.c
index 2ffeacb..b48f9a1 100644
--- a/usr.bin/netstat/bpf.c
+++ b/usr.bin/netstat/bpf.c
@@ -46,8 +46,10 @@ __FBSDID("$FreeBSD$");
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <stdbool.h>
 #include <string.h>
 #include <unistd.h>
+#include <libxo/xo.h>
 
 #include "netstat.h"
 
@@ -67,7 +69,7 @@ bpf_pidname(pid_t pid)
 	size = sizeof(newkp);
 	error = sysctl(mib, 4, &newkp, &size, NULL, 0);
 	if (error < 0) {
-		warn("kern.proc.pid failed");
+		xo_warn("kern.proc.pid failed");
 		return (strdup("??????"));
 	}
 	return (strdup(newkp.ki_comm));
@@ -86,6 +88,21 @@ bpf_flags(struct xbpf_d *bd, char *flagbuf)
 	*flagbuf++ = bd->bd_async ? 'a' : '-';
 	*flagbuf++ = bd->bd_locked ? 'l' : '-';
 	*flagbuf++ = '\0';
+
+	if (bd->bd_promisc)
+		xo_emit("{e:promiscuous/}");
+	if (bd->bd_immediate)
+		xo_emit("{e:immediate/}");
+	if (bd->bd_hdrcmplt)
+		xo_emit("{e:header-complete/}");
+	xo_emit("{e:direction}", (bd->bd_direction == BPF_D_IN) ? "input" :
+	    (bd->bd_direction == BPF_D_OUT) ? "output" : "bidirectional");
+	if (bd->bd_feedback)
+		xo_emit("{e:feedback/}");
+	if (bd->bd_async)
+		xo_emit("{e:async/}");
+	if (bd->bd_locked)
+		xo_emit("{e:locked/}");
 }
 
 void
@@ -99,44 +116,55 @@ bpf_stats(char *ifname)
 		bzero(&zerostat, sizeof(zerostat));
 		if (sysctlbyname("net.bpf.stats", NULL, NULL,
 		    &zerostat, sizeof(zerostat)) < 0)
-			warn("failed to zero bpf counters");
+			xo_warn("failed to zero bpf counters");
 		return;
 	}
 	if (sysctlbyname("net.bpf.stats", NULL, &size,
 	    NULL, 0) < 0) {
-		warn("net.bpf.stats");
+		xo_warn("net.bpf.stats");
 		return;
 	}
 	if (size == 0)
 		return;
 	bd = malloc(size);
 	if (bd == NULL) {
-		warn("malloc failed");
+		xo_warn("malloc failed");
 		return;
 	}
 	if (sysctlbyname("net.bpf.stats", bd, &size,
 	    NULL, 0) < 0) {
-		warn("net.bpf.stats");
+		xo_warn("net.bpf.stats");
 		free(bd);
 		return;
 	}
-	(void) printf("%5s %6s %7s %9s %9s %9s %5s %5s %s\n",
-	    "Pid", "Netif", "Flags", "Recv", "Drop", "Match", "Sblen",
-	    "Hblen", "Command");
+	xo_emit("{T:/%5s} {T:/%6s} {T:/%7s} {T:/%9s} {T:/%9s} {T:/%9s} "
+	    "{T:/%5s} {T:/%5s} {T:/%s}\n",
+	    "Pid", "Netif", "Flags", "Recv", "Drop", "Match",
+	    "Sblen", "Hblen", "Command");
+	xo_open_container("bpf-statistics");
+	xo_open_list("bpf-entry");
 	for (d = &bd[0]; d < &bd[size / sizeof(*d)]; d++) {
 		if (d->bd_structsize != sizeof(*d)) {
-			warnx("bpf_stats_extended: version mismatch");
+			xo_warnx("bpf_stats_extended: version mismatch");
 			return;
 		}
 		if (ifname && strcmp(ifname, d->bd_ifname) != 0)
 			continue;
-		bpf_flags(d, flagbuf);
+		xo_open_instance("bpf-entry");
 		pname = bpf_pidname(d->bd_pid);
-		(void) printf("%5d %6s %7s %9ju %9ju %9ju %5d %5d %s\n",
-		    d->bd_pid, d->bd_ifname, flagbuf,
-		    d->bd_rcount, d->bd_dcount, d->bd_fcount,
-		    d->bd_slen, d->bd_hlen, pname);
+		xo_emit("{k:pid/%5d} {k:interface-name/%6s} ",
+		    d->bd_pid, d->bd_ifname);
+		bpf_flags(d, flagbuf);
+		xo_emit("{d:flags/%7s} {:received-packets/%9ju} "
+		    "{:dropped-packets/%9ju} {:filter-packets/%9ju} "
+		    "{:store-buffer-length/%5d} {:hold-buffer-length/%5d} "
+		    "{:process/%s}\n",
+		    flagbuf, (uintmax_t)d->bd_rcount, (uintmax_t)d->bd_dcount,
+		    (uintmax_t)d->bd_fcount, d->bd_slen, d->bd_hlen, pname);
 		free(pname);
+		xo_close_instance("bpf-entry");
 	}
+	xo_close_list("bpf-entry");
+	xo_close_container("bpf-statistics");
 	free(bd);
 }