[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/iproute2/iproute2-3.4.0/tc/q_fifo.c b/ap/app/iproute2/iproute2-3.4.0/tc/q_fifo.c
new file mode 100755
index 0000000..6242a98
--- /dev/null
+++ b/ap/app/iproute2/iproute2-3.4.0/tc/q_fifo.c
@@ -0,0 +1,102 @@
+/*
+ * q_fifo.c		FIFO.
+ *
+ *		This program is free software; you can redistribute it and/or
+ *		modify it under the terms of the GNU General Public License
+ *		as published by the Free Software Foundation; either version
+ *		2 of the License, or (at your option) any later version.
+ *
+ * Authors:	Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <syslog.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <string.h>
+
+#include "utils.h"
+#include "tc_util.h"
+
+static void explain(void)
+{
+	fprintf(stderr, "Usage: ... <[p|b]fifo | pfifo_head_drop> [ limit NUMBER ]\n");
+}
+
+static int fifo_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
+{
+	int ok=0;
+	struct tc_fifo_qopt opt;
+	memset(&opt, 0, sizeof(opt));
+
+	while (argc > 0) {
+		if (strcmp(*argv, "limit") == 0) {
+			NEXT_ARG();
+			if (get_size(&opt.limit, *argv)) {
+				fprintf(stderr, "Illegal \"limit\"\n");
+				return -1;
+			}
+			ok++;
+		} else if (strcmp(*argv, "help") == 0) {
+			explain();
+			return -1;
+		} else {
+			fprintf(stderr, "What is \"%s\"?\n", *argv);
+			explain();
+			return -1;
+		}
+		argc--; argv++;
+	}
+
+	if (ok)
+		addattr_l(n, 1024, TCA_OPTIONS, &opt, sizeof(opt));
+	return 0;
+}
+
+static int fifo_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
+{
+	struct tc_fifo_qopt *qopt;
+
+	if (opt == NULL)
+		return 0;
+
+	if (RTA_PAYLOAD(opt)  < sizeof(*qopt))
+		return -1;
+	qopt = RTA_DATA(opt);
+	if (strcmp(qu->id, "bfifo") == 0) {
+		SPRINT_BUF(b1);
+		fprintf(f, "limit %s", sprint_size(qopt->limit, b1));
+	} else
+		fprintf(f, "limit %up", qopt->limit);
+	return 0;
+}
+
+
+struct qdisc_util bfifo_qdisc_util = {
+	.id = "bfifo",
+	.parse_qopt = fifo_parse_opt,
+	.print_qopt = fifo_print_opt,
+};
+
+struct qdisc_util pfifo_qdisc_util = {
+	.id = "pfifo",
+	.parse_qopt = fifo_parse_opt,
+	.print_qopt = fifo_print_opt,
+};
+
+struct qdisc_util pfifo_head_drop_qdisc_util = {
+	.id = "pfifo_head_drop",
+	.parse_qopt = fifo_parse_opt,
+	.print_qopt = fifo_print_opt,
+};
+
+extern int prio_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
+struct qdisc_util pfifo_fast_qdisc_util = {
+	.id = "pfifo_fast",
+	.print_qopt = prio_print_opt,
+};