[mirror_iproute2.git] / ip / iplink_bridge.c

/*
 * iplink_bridge.c	Bridge device support
 *
 *              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:     Jiri Pirko <jiri@resnulli.us>
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <linux/if_link.h>
#include <netinet/ether.h>

#include "rt_names.h"
#include "utils.h"
#include "ip_common.h"

static void print_explain(FILE *f)
{
	fprintf(f,
		"Usage: ... bridge [ forward_delay FORWARD_DELAY ]\n"
		"                  [ hello_time HELLO_TIME ]\n"
		"                  [ max_age MAX_AGE ]\n"
		"                  [ ageing_time AGEING_TIME ]\n"
		"                  [ stp_state STP_STATE ]\n"
		"                  [ priority PRIORITY ]\n"
		"                  [ group_fwd_mask MASK ]\n"
		"                  [ group_address ADDRESS ]\n"
		"                  [ vlan_filtering VLAN_FILTERING ]\n"
		"                  [ vlan_protocol VLAN_PROTOCOL ]\n"
		"                  [ vlan_default_pvid VLAN_DEFAULT_PVID ]\n"
		"                  [ mcast_snooping MULTICAST_SNOOPING ]\n"
		"                  [ mcast_router MULTICAST_ROUTER ]\n"
		"                  [ mcast_query_use_ifaddr MCAST_QUERY_USE_IFADDR ]\n"
		"                  [ mcast_querier MULTICAST_QUERIER ]\n"
		"                  [ mcast_hash_elasticity HASH_ELASTICITY ]\n"
		"                  [ mcast_hash_max HASH_MAX ]\n"
		"                  [ mcast_last_member_count LAST_MEMBER_COUNT ]\n"
		"\n"
		"Where: VLAN_PROTOCOL := { 802.1Q | 802.1ad }\n"
	);
}

static void explain(void)
{
	print_explain(stderr);
}

static void br_dump_bridge_id(const struct ifla_bridge_id *id, char *buf,
			      size_t len)
{
	char eaddr[32];

	ether_ntoa_r((const struct ether_addr *)id->addr, eaddr);
	snprintf(buf, len, "%.2x%.2x.%s", id->prio[0], id->prio[1], eaddr);
}

static int bridge_parse_opt(struct link_util *lu, int argc, char **argv,
			    struct nlmsghdr *n)
{
	__u32 val;

	while (argc > 0) {
		if (matches(*argv, "forward_delay") == 0) {
			NEXT_ARG();
			if (get_u32(&val, *argv, 0))
				invarg("invalid forward_delay", *argv);

			addattr32(n, 1024, IFLA_BR_FORWARD_DELAY, val);
		} else if (matches(*argv, "hello_time") == 0) {
			NEXT_ARG();
			if (get_u32(&val, *argv, 0))
				invarg("invalid hello_time", *argv);

			addattr32(n, 1024, IFLA_BR_HELLO_TIME, val);
		} else if (matches(*argv, "max_age") == 0) {
			NEXT_ARG();
			if (get_u32(&val, *argv, 0))
				invarg("invalid max_age", *argv);

			addattr32(n, 1024, IFLA_BR_MAX_AGE, val);
		} else if (matches(*argv, "ageing_time") == 0) {
			NEXT_ARG();
			if (get_u32(&val, *argv, 0))
				invarg("invalid ageing_time", *argv);

			addattr32(n, 1024, IFLA_BR_AGEING_TIME, val);
		} else if (matches(*argv, "stp_state") == 0) {
			NEXT_ARG();
			if (get_u32(&val, *argv, 0))
				invarg("invalid stp_state", *argv);

			addattr32(n, 1024, IFLA_BR_STP_STATE, val);
		} else if (matches(*argv, "priority") == 0) {
			__u16 prio;

			NEXT_ARG();
			if (get_u16(&prio, *argv, 0))
				invarg("invalid priority", *argv);

			addattr16(n, 1024, IFLA_BR_PRIORITY, prio);
		} else if (matches(*argv, "vlan_filtering") == 0) {
			__u8 vlan_filter;

			NEXT_ARG();
			if (get_u8(&vlan_filter, *argv, 0)) {
				invarg("invalid vlan_filtering", *argv);
				return -1;
			}
			addattr8(n, 1024, IFLA_BR_VLAN_FILTERING, vlan_filter);
		} else if (matches(*argv, "vlan_protocol") == 0) {
			__u16 vlan_proto;

			NEXT_ARG();
			if (ll_proto_a2n(&vlan_proto, *argv)) {
				invarg("invalid vlan_protocol", *argv);
				return -1;
			}
			addattr16(n, 1024, IFLA_BR_VLAN_PROTOCOL, vlan_proto);
		} else if (matches(*argv, "group_fwd_mask") == 0) {
			__u16 fwd_mask;

			NEXT_ARG();
			if (get_u16(&fwd_mask, *argv, 0))
				invarg("invalid group_fwd_mask", *argv);

			addattr16(n, 1024, IFLA_BR_GROUP_FWD_MASK, fwd_mask);
		} else if (matches(*argv, "group_address") == 0) {
			char llabuf[32];
			int len;

			NEXT_ARG();
			len = ll_addr_a2n(llabuf, sizeof(llabuf), *argv);
			if (len < 0)
				return -1;
			addattr_l(n, 1024, IFLA_BR_GROUP_ADDR, llabuf, len);
		} else if (matches(*argv, "vlan_default_pvid") == 0) {
			__u16 default_pvid;

			NEXT_ARG();
			if (get_u16(&default_pvid, *argv, 0))
				invarg("invalid vlan_default_pvid", *argv);

			addattr16(n, 1024, IFLA_BR_VLAN_DEFAULT_PVID,
				  default_pvid);
		} else if (matches(*argv, "mcast_router") == 0) {
			__u8 mcast_router;

			NEXT_ARG();
			if (get_u8(&mcast_router, *argv, 0))
				invarg("invalid mcast_router", *argv);

			addattr8(n, 1024, IFLA_BR_MCAST_ROUTER, mcast_router);
		} else if (matches(*argv, "mcast_snooping") == 0) {
			__u8 mcast_snoop;

			NEXT_ARG();
			if (get_u8(&mcast_snoop, *argv, 0))
				invarg("invalid mcast_snooping", *argv);

			addattr8(n, 1024, IFLA_BR_MCAST_SNOOPING, mcast_snoop);
		} else if (matches(*argv, "mcast_query_use_ifaddr") == 0) {
			__u8 mcast_qui;

			NEXT_ARG();
			if (get_u8(&mcast_qui, *argv, 0))
				invarg("invalid mcast_query_use_ifaddr",
				       *argv);

			addattr8(n, 1024, IFLA_BR_MCAST_QUERY_USE_IFADDR,
				 mcast_qui);
		} else if (matches(*argv, "mcast_querier") == 0) {
			__u8 mcast_querier;

			NEXT_ARG();
			if (get_u8(&mcast_querier, *argv, 0))
				invarg("invalid mcast_querier", *argv);

			addattr8(n, 1024, IFLA_BR_MCAST_QUERIER, mcast_querier);
		} else if (matches(*argv, "mcast_hash_elasticity") == 0) {
			__u32 mcast_hash_el;

			NEXT_ARG();
			if (get_u32(&mcast_hash_el, *argv, 0))
				invarg("invalid mcast_hash_elasticity",
				       *argv);

			addattr32(n, 1024, IFLA_BR_MCAST_HASH_ELASTICITY,
				  mcast_hash_el);
		} else if (matches(*argv, "mcast_hash_max") == 0) {
			__u32 mcast_hash_max;

			NEXT_ARG();
			if (get_u32(&mcast_hash_max, *argv, 0))
				invarg("invalid mcast_hash_max", *argv);

			addattr32(n, 1024, IFLA_BR_MCAST_HASH_MAX,
				  mcast_hash_max);
		} else if (matches(*argv, "mcast_last_member_count") == 0) {
			__u32 mcast_lmc;

			NEXT_ARG();
			if (get_u32(&mcast_lmc, *argv, 0))
				invarg("invalid mcast_last_member_count",
				       *argv);

			addattr32(n, 1024, IFLA_BR_MCAST_LAST_MEMBER_CNT,
				  mcast_lmc);
		} else if (matches(*argv, "help") == 0) {
			explain();
			return -1;
		} else {
			fprintf(stderr, "bridge: unknown command \"%s\"?\n", *argv);
			explain();
			return -1;
		}
		argc--, argv++;
	}

	return 0;
}

static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
{
	if (!tb)
		return;

	if (tb[IFLA_BR_FORWARD_DELAY])
		fprintf(f, "forward_delay %u ",
			rta_getattr_u32(tb[IFLA_BR_FORWARD_DELAY]));

	if (tb[IFLA_BR_HELLO_TIME])
		fprintf(f, "hello_time %u ",
			rta_getattr_u32(tb[IFLA_BR_HELLO_TIME]));

	if (tb[IFLA_BR_MAX_AGE])
		fprintf(f, "max_age %u ",
			rta_getattr_u32(tb[IFLA_BR_MAX_AGE]));

	if (tb[IFLA_BR_AGEING_TIME])
		fprintf(f, "ageing_time %u ",
			rta_getattr_u32(tb[IFLA_BR_AGEING_TIME]));

	if (tb[IFLA_BR_STP_STATE])
		fprintf(f, "stp_state %u ",
			rta_getattr_u32(tb[IFLA_BR_STP_STATE]));

	if (tb[IFLA_BR_PRIORITY])
		fprintf(f, "priority %u ",
			rta_getattr_u16(tb[IFLA_BR_PRIORITY]));

	if (tb[IFLA_BR_VLAN_FILTERING])
		fprintf(f, "vlan_filtering %u ",
			rta_getattr_u8(tb[IFLA_BR_VLAN_FILTERING]));

	if (tb[IFLA_BR_VLAN_PROTOCOL]) {
		SPRINT_BUF(b1);

		fprintf(f, "vlan_protocol %s ",
			ll_proto_n2a(rta_getattr_u16(tb[IFLA_BR_VLAN_PROTOCOL]),
				     b1, sizeof(b1)));
	}

	if (tb[IFLA_BR_BRIDGE_ID]) {
		char bridge_id[32];

		br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), bridge_id,
				  sizeof(bridge_id));
		fprintf(f, "bridge_id %s ", bridge_id);
	}

	if (tb[IFLA_BR_ROOT_ID]) {
		char root_id[32];

		br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), root_id,
				  sizeof(root_id));
		fprintf(f, "designated_root %s ", root_id);
	}

	if (tb[IFLA_BR_ROOT_PORT])
		fprintf(f, "root_port %u ",
			rta_getattr_u16(tb[IFLA_BR_ROOT_PORT]));

	if (tb[IFLA_BR_ROOT_PATH_COST])
		fprintf(f, "root_path_cost %u ",
			rta_getattr_u32(tb[IFLA_BR_ROOT_PATH_COST]));

	if (tb[IFLA_BR_TOPOLOGY_CHANGE])
		fprintf(f, "topology_change %u ",
			rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE]));

	if (tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED])
		fprintf(f, "topology_change_detected %u ",
			rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED]));

	if (tb[IFLA_BR_HELLO_TIMER]) {
		struct timeval tv;

		__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_HELLO_TIMER]));
		fprintf(f, "hello_timer %4i.%.2i ", (int)tv.tv_sec,
			(int)tv.tv_usec/10000);
	}

	if (tb[IFLA_BR_TCN_TIMER]) {
		struct timeval tv;

		__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_TCN_TIMER]));
		fprintf(f, "tcn_timer %4i.%.2i ", (int)tv.tv_sec,
			(int)tv.tv_usec/10000);
	}

	if (tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]) {
		unsigned long jiffies;
		struct timeval tv;

		jiffies = rta_getattr_u64(tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]);
		__jiffies_to_tv(&tv, jiffies);
		fprintf(f, "topology_change_timer %4i.%.2i ", (int)tv.tv_sec,
			(int)tv.tv_usec/10000);
	}

	if (tb[IFLA_BR_GC_TIMER]) {
		struct timeval tv;

		__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_GC_TIMER]));
		fprintf(f, "gc_timer %4i.%.2i ", (int)tv.tv_sec,
			(int)tv.tv_usec/10000);
	}

	if (tb[IFLA_BR_VLAN_DEFAULT_PVID])
		fprintf(f, "vlan_default_pvid %u ",
			rta_getattr_u16(tb[IFLA_BR_VLAN_DEFAULT_PVID]));

	if (tb[IFLA_BR_GROUP_FWD_MASK])
		fprintf(f, "group_fwd_mask %#x ",
			rta_getattr_u16(tb[IFLA_BR_GROUP_FWD_MASK]));

	if (tb[IFLA_BR_GROUP_ADDR]) {
		SPRINT_BUF(mac);

		fprintf(f, "group_address %s ",
			ll_addr_n2a(RTA_DATA(tb[IFLA_BR_GROUP_ADDR]),
				    RTA_PAYLOAD(tb[IFLA_BR_GROUP_ADDR]),
				    1 /*ARPHDR_ETHER*/, mac, sizeof(mac)));
	}

	if (tb[IFLA_BR_MCAST_SNOOPING])
		fprintf(f, "mcast_snooping %u ",
			rta_getattr_u8(tb[IFLA_BR_MCAST_SNOOPING]));

	if (tb[IFLA_BR_MCAST_ROUTER])
		fprintf(f, "mcast_router %u ",
			rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER]));

	if (tb[IFLA_BR_MCAST_QUERY_USE_IFADDR])
		fprintf(f, "mcast_query_use_ifaddr %u ",
			rta_getattr_u8(tb[IFLA_BR_MCAST_QUERY_USE_IFADDR]));

	if (tb[IFLA_BR_MCAST_QUERIER])
		fprintf(f, "mcast_querier %u ",
			rta_getattr_u8(tb[IFLA_BR_MCAST_QUERIER]));

	if (tb[IFLA_BR_MCAST_HASH_ELASTICITY])
		fprintf(f, "mcast_hash_elasticity %u ",
			rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_ELASTICITY]));

	if (tb[IFLA_BR_MCAST_HASH_MAX])
		fprintf(f, "mcast_hash_max %u ",
			rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_MAX]));

	if (tb[IFLA_BR_MCAST_LAST_MEMBER_CNT])
		fprintf(f, "mcast_last_member_count %u ",
			rta_getattr_u32(tb[IFLA_BR_MCAST_LAST_MEMBER_CNT]));
}

static void bridge_print_help(struct link_util *lu, int argc, char **argv,
		FILE *f)
{
	print_explain(f);
}

struct link_util bridge_link_util = {
	.id		= "bridge",
	.maxattr	= IFLA_BR_MAX,
	.parse_opt	= bridge_parse_opt,
	.print_opt	= bridge_print_opt,
	.print_help     = bridge_print_help,
};
Commit	Line	Data
28d84b42 JP	1	/*
	2	* iplink_bridge.c Bridge device support
	3	*
	4	* This program is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU General Public License
	6	* as published by the Free Software Foundation; either version
	7	* 2 of the License, or (at your option) any later version.
	8	*
	9	* Authors: Jiri Pirko <jiri@resnulli.us>
	10	*/
	11
	12	#include <stdio.h>
	13	#include <stdlib.h>
	14	#include <string.h>
	15	#include <linux/if_link.h>
70dfb0b8	16	#include <netinet/ether.h>
28d84b42	17
1eea5c46	18	#include "rt_names.h"
28d84b42 JP	19	#include "utils.h"
	20	#include "ip_common.h"
	21
43367ef7	22	static void print_explain(FILE *f)
28d84b42	23	{
43367ef7	24	fprintf(f,
28d84b42 JP	25	"Usage: ... bridge [ forward_delay FORWARD_DELAY ]\n"
	26	" [ hello_time HELLO_TIME ]\n"
	27	" [ max_age MAX_AGE ]\n"
6c99fb60	28	" [ ageing_time AGEING_TIME ]\n"
dab04962	29	" [ stp_state STP_STATE ]\n"
b0197a04	30	" [ priority PRIORITY ]\n"
8caaf33b	31	" [ group_fwd_mask MASK ]\n"
0a61aa39	32	" [ group_address ADDRESS ]\n"
e4d456f0	33	" [ vlan_filtering VLAN_FILTERING ]\n"
1eea5c46	34	" [ vlan_protocol VLAN_PROTOCOL ]\n"
719832af	35	" [ vlan_default_pvid VLAN_DEFAULT_PVID ]\n"
7ddd2d94	36	" [ mcast_snooping MULTICAST_SNOOPING ]\n"
963d137c	37	" [ mcast_router MULTICAST_ROUTER ]\n"
449843d1	38	" [ mcast_query_use_ifaddr MCAST_QUERY_USE_IFADDR ]\n"
0778b741	39	" [ mcast_querier MULTICAST_QUERIER ]\n"
92c0ef70	40	" [ mcast_hash_elasticity HASH_ELASTICITY ]\n"
8b9eb7cd	41	" [ mcast_hash_max HASH_MAX ]\n"
fb44cadb	42	" [ mcast_last_member_count LAST_MEMBER_COUNT ]\n"
1eea5c46 TM	43	"\n"
1eea5c46 TM	44	"Where: VLAN_PROTOCOL := { 802.1Q \| 802.1ad }\n"
28d84b42 JP	45	);
	46	}
	47
43367ef7 ZS	48	static void explain(void)
	49	{
	50	print_explain(stderr);
	51	}
	52
70dfb0b8 NA	53	static void br_dump_bridge_id(const struct ifla_bridge_id id, char buf,
	54	size_t len)
	55	{
	56	char eaddr[32];
	57
	58	ether_ntoa_r((const struct ether_addr *)id->addr, eaddr);
	59	snprintf(buf, len, "%.2x%.2x.%s", id->prio[0], id->prio[1], eaddr);
	60	}
	61
28d84b42 JP	62	static int bridge_parse_opt(struct link_util lu, int argc, char *argv,
	63	struct nlmsghdr *n)
	64	{
	65	__u32 val;
	66
	67	while (argc > 0) {
	68	if (matches(*argv, "forward_delay") == 0) {
	69	NEXT_ARG();
6a9ce30e	70	if (get_u32(&val, *argv, 0))
28d84b42	71	invarg("invalid forward_delay", *argv);
6a9ce30e	72
28d84b42 JP	73	addattr32(n, 1024, IFLA_BR_FORWARD_DELAY, val);
	74	} else if (matches(*argv, "hello_time") == 0) {
	75	NEXT_ARG();
6a9ce30e	76	if (get_u32(&val, *argv, 0))
28d84b42	77	invarg("invalid hello_time", *argv);
6a9ce30e	78
28d84b42 JP	79	addattr32(n, 1024, IFLA_BR_HELLO_TIME, val);
	80	} else if (matches(*argv, "max_age") == 0) {
	81	NEXT_ARG();
6a9ce30e	82	if (get_u32(&val, *argv, 0))
28d84b42	83	invarg("invalid max_age", *argv);
6a9ce30e	84
28d84b42	85	addattr32(n, 1024, IFLA_BR_MAX_AGE, val);
6c99fb60 NA	86	} else if (matches(*argv, "ageing_time") == 0) {
6c99fb60 NA	87	NEXT_ARG();
6a9ce30e	88	if (get_u32(&val, *argv, 0))
6c99fb60	89	invarg("invalid ageing_time", *argv);
6a9ce30e	90
6c99fb60	91	addattr32(n, 1024, IFLA_BR_AGEING_TIME, val);
dab04962 NA	92	} else if (matches(*argv, "stp_state") == 0) {
dab04962 NA	93	NEXT_ARG();
6a9ce30e	94	if (get_u32(&val, *argv, 0))
dab04962	95	invarg("invalid stp_state", *argv);
6a9ce30e	96
dab04962	97	addattr32(n, 1024, IFLA_BR_STP_STATE, val);
b0197a04 NA	98	} else if (matches(*argv, "priority") == 0) {
	99	__u16 prio;
	100
	101	NEXT_ARG();
6a9ce30e	102	if (get_u16(&prio, *argv, 0))
b0197a04	103	invarg("invalid priority", *argv);
6a9ce30e	104
b0197a04	105	addattr16(n, 1024, IFLA_BR_PRIORITY, prio);
e4d456f0 NA	106	} else if (matches(*argv, "vlan_filtering") == 0) {
	107	__u8 vlan_filter;
	108
	109	NEXT_ARG();
	110	if (get_u8(&vlan_filter, *argv, 0)) {
	111	invarg("invalid vlan_filtering", *argv);
	112	return -1;
	113	}
	114	addattr8(n, 1024, IFLA_BR_VLAN_FILTERING, vlan_filter);
1eea5c46 TM	115	} else if (matches(*argv, "vlan_protocol") == 0) {
	116	__u16 vlan_proto;
	117
	118	NEXT_ARG();
	119	if (ll_proto_a2n(&vlan_proto, *argv)) {
	120	invarg("invalid vlan_protocol", *argv);
	121	return -1;
	122	}
	123	addattr16(n, 1024, IFLA_BR_VLAN_PROTOCOL, vlan_proto);
8caaf33b NA	124	} else if (matches(*argv, "group_fwd_mask") == 0) {
	125	__u16 fwd_mask;
	126
	127	NEXT_ARG();
	128	if (get_u16(&fwd_mask, *argv, 0))
	129	invarg("invalid group_fwd_mask", *argv);
	130
	131	addattr16(n, 1024, IFLA_BR_GROUP_FWD_MASK, fwd_mask);
0a61aa39 NA	132	} else if (matches(*argv, "group_address") == 0) {
	133	char llabuf[32];
	134	int len;
	135
	136	NEXT_ARG();
	137	len = ll_addr_a2n(llabuf, sizeof(llabuf), *argv);
	138	if (len < 0)
	139	return -1;
	140	addattr_l(n, 1024, IFLA_BR_GROUP_ADDR, llabuf, len);
719832af NA	141	} else if (matches(*argv, "vlan_default_pvid") == 0) {
	142	__u16 default_pvid;
	143
	144	NEXT_ARG();
	145	if (get_u16(&default_pvid, *argv, 0))
	146	invarg("invalid vlan_default_pvid", *argv);
	147
	148	addattr16(n, 1024, IFLA_BR_VLAN_DEFAULT_PVID,
	149	default_pvid);
963d137c NA	150	} else if (matches(*argv, "mcast_router") == 0) {
	151	__u8 mcast_router;
	152
	153	NEXT_ARG();
	154	if (get_u8(&mcast_router, *argv, 0))
	155	invarg("invalid mcast_router", *argv);
	156
	157	addattr8(n, 1024, IFLA_BR_MCAST_ROUTER, mcast_router);
7ddd2d94 NA	158	} else if (matches(*argv, "mcast_snooping") == 0) {
	159	__u8 mcast_snoop;
	160
	161	NEXT_ARG();
	162	if (get_u8(&mcast_snoop, *argv, 0))
	163	invarg("invalid mcast_snooping", *argv);
	164
	165	addattr8(n, 1024, IFLA_BR_MCAST_SNOOPING, mcast_snoop);
449843d1 NA	166	} else if (matches(*argv, "mcast_query_use_ifaddr") == 0) {
	167	__u8 mcast_qui;
	168
	169	NEXT_ARG();
	170	if (get_u8(&mcast_qui, *argv, 0))
	171	invarg("invalid mcast_query_use_ifaddr",
	172	*argv);
	173
	174	addattr8(n, 1024, IFLA_BR_MCAST_QUERY_USE_IFADDR,
	175	mcast_qui);
0778b741 NA	176	} else if (matches(*argv, "mcast_querier") == 0) {
	177	__u8 mcast_querier;
	178
	179	NEXT_ARG();
	180	if (get_u8(&mcast_querier, *argv, 0))
	181	invarg("invalid mcast_querier", *argv);
	182
	183	addattr8(n, 1024, IFLA_BR_MCAST_QUERIER, mcast_querier);
92c0ef70 NA	184	} else if (matches(*argv, "mcast_hash_elasticity") == 0) {
	185	__u32 mcast_hash_el;
	186
	187	NEXT_ARG();
	188	if (get_u32(&mcast_hash_el, *argv, 0))
	189	invarg("invalid mcast_hash_elasticity",
	190	*argv);
	191
	192	addattr32(n, 1024, IFLA_BR_MCAST_HASH_ELASTICITY,
	193	mcast_hash_el);
8b9eb7cd NA	194	} else if (matches(*argv, "mcast_hash_max") == 0) {
	195	__u32 mcast_hash_max;
	196
	197	NEXT_ARG();
	198	if (get_u32(&mcast_hash_max, *argv, 0))
	199	invarg("invalid mcast_hash_max", *argv);
	200
	201	addattr32(n, 1024, IFLA_BR_MCAST_HASH_MAX,
	202	mcast_hash_max);
fb44cadb NA	203	} else if (matches(*argv, "mcast_last_member_count") == 0) {
	204	__u32 mcast_lmc;
	205
	206	NEXT_ARG();
	207	if (get_u32(&mcast_lmc, *argv, 0))
	208	invarg("invalid mcast_last_member_count",
	209	*argv);
	210
	211	addattr32(n, 1024, IFLA_BR_MCAST_LAST_MEMBER_CNT,
	212	mcast_lmc);
28d84b42 JP	213	} else if (matches(*argv, "help") == 0) {
	214	explain();
	215	return -1;
	216	} else {
	217	fprintf(stderr, "bridge: unknown command \"%s\"?\n", *argv);
	218	explain();
	219	return -1;
	220	}
	221	argc--, argv++;
	222	}
	223
	224	return 0;
	225	}
	226
	227	static void bridge_print_opt(struct link_util lu, FILE f, struct rtattr *tb[])
	228	{
	229	if (!tb)
	230	return;
	231
	232	if (tb[IFLA_BR_FORWARD_DELAY])
	233	fprintf(f, "forward_delay %u ",
	234	rta_getattr_u32(tb[IFLA_BR_FORWARD_DELAY]));
	235
	236	if (tb[IFLA_BR_HELLO_TIME])
	237	fprintf(f, "hello_time %u ",
	238	rta_getattr_u32(tb[IFLA_BR_HELLO_TIME]));
	239
	240	if (tb[IFLA_BR_MAX_AGE])
	241	fprintf(f, "max_age %u ",
	242	rta_getattr_u32(tb[IFLA_BR_MAX_AGE]));
fdba0515 NA	243
	244	if (tb[IFLA_BR_AGEING_TIME])
	245	fprintf(f, "ageing_time %u ",
	246	rta_getattr_u32(tb[IFLA_BR_AGEING_TIME]));
	247
	248	if (tb[IFLA_BR_STP_STATE])
	249	fprintf(f, "stp_state %u ",
	250	rta_getattr_u32(tb[IFLA_BR_STP_STATE]));
	251
	252	if (tb[IFLA_BR_PRIORITY])
	253	fprintf(f, "priority %u ",
	254	rta_getattr_u16(tb[IFLA_BR_PRIORITY]));
e4d456f0 NA	255
	256	if (tb[IFLA_BR_VLAN_FILTERING])
	257	fprintf(f, "vlan_filtering %u ",
	258	rta_getattr_u8(tb[IFLA_BR_VLAN_FILTERING]));
1eea5c46 TM	259
	260	if (tb[IFLA_BR_VLAN_PROTOCOL]) {
	261	SPRINT_BUF(b1);
	262
	263	fprintf(f, "vlan_protocol %s ",
	264	ll_proto_n2a(rta_getattr_u16(tb[IFLA_BR_VLAN_PROTOCOL]),
	265	b1, sizeof(b1)));
	266	}
70dfb0b8 NA	267
	268	if (tb[IFLA_BR_BRIDGE_ID]) {
	269	char bridge_id[32];
	270
	271	br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), bridge_id,
	272	sizeof(bridge_id));
	273	fprintf(f, "bridge_id %s ", bridge_id);
	274	}
	275
	276	if (tb[IFLA_BR_ROOT_ID]) {
	277	char root_id[32];
	278
	279	br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), root_id,
	280	sizeof(root_id));
	281	fprintf(f, "designated_root %s ", root_id);
	282	}
4e3bbc66 NA	283
	284	if (tb[IFLA_BR_ROOT_PORT])
	285	fprintf(f, "root_port %u ",
	286	rta_getattr_u16(tb[IFLA_BR_ROOT_PORT]));
	287
	288	if (tb[IFLA_BR_ROOT_PATH_COST])
	289	fprintf(f, "root_path_cost %u ",
	290	rta_getattr_u32(tb[IFLA_BR_ROOT_PATH_COST]));
	291
	292	if (tb[IFLA_BR_TOPOLOGY_CHANGE])
	293	fprintf(f, "topology_change %u ",
	294	rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE]));
	295
	296	if (tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED])
	297	fprintf(f, "topology_change_detected %u ",
	298	rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED]));
8c0f7a16 NA	299
	300	if (tb[IFLA_BR_HELLO_TIMER]) {
	301	struct timeval tv;
	302
	303	__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_HELLO_TIMER]));
	304	fprintf(f, "hello_timer %4i.%.2i ", (int)tv.tv_sec,
	305	(int)tv.tv_usec/10000);
	306	}
	307
	308	if (tb[IFLA_BR_TCN_TIMER]) {
	309	struct timeval tv;
	310
	311	__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_TCN_TIMER]));
	312	fprintf(f, "tcn_timer %4i.%.2i ", (int)tv.tv_sec,
	313	(int)tv.tv_usec/10000);
	314	}
	315
	316	if (tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]) {
	317	unsigned long jiffies;
	318	struct timeval tv;
	319
	320	jiffies = rta_getattr_u64(tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]);
	321	__jiffies_to_tv(&tv, jiffies);
	322	fprintf(f, "topology_change_timer %4i.%.2i ", (int)tv.tv_sec,
	323	(int)tv.tv_usec/10000);
	324	}
	325
	326	if (tb[IFLA_BR_GC_TIMER]) {
	327	struct timeval tv;
	328
	329	__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_GC_TIMER]));
	330	fprintf(f, "gc_timer %4i.%.2i ", (int)tv.tv_sec,
	331	(int)tv.tv_usec/10000);
	332	}
8caaf33b	333
719832af NA	334	if (tb[IFLA_BR_VLAN_DEFAULT_PVID])
	335	fprintf(f, "vlan_default_pvid %u ",
	336	rta_getattr_u16(tb[IFLA_BR_VLAN_DEFAULT_PVID]));
	337
8caaf33b NA	338	if (tb[IFLA_BR_GROUP_FWD_MASK])
	339	fprintf(f, "group_fwd_mask %#x ",
	340	rta_getattr_u16(tb[IFLA_BR_GROUP_FWD_MASK]));
0a61aa39 NA	341
	342	if (tb[IFLA_BR_GROUP_ADDR]) {
	343	SPRINT_BUF(mac);
	344
	345	fprintf(f, "group_address %s ",
	346	ll_addr_n2a(RTA_DATA(tb[IFLA_BR_GROUP_ADDR]),
	347	RTA_PAYLOAD(tb[IFLA_BR_GROUP_ADDR]),
	348	1 /ARPHDR_ETHER/, mac, sizeof(mac)));
	349	}
963d137c	350
7ddd2d94 NA	351	if (tb[IFLA_BR_MCAST_SNOOPING])
	352	fprintf(f, "mcast_snooping %u ",
	353	rta_getattr_u8(tb[IFLA_BR_MCAST_SNOOPING]));
	354
963d137c NA	355	if (tb[IFLA_BR_MCAST_ROUTER])
	356	fprintf(f, "mcast_router %u ",
	357	rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER]));
449843d1 NA	358
	359	if (tb[IFLA_BR_MCAST_QUERY_USE_IFADDR])
	360	fprintf(f, "mcast_query_use_ifaddr %u ",
	361	rta_getattr_u8(tb[IFLA_BR_MCAST_QUERY_USE_IFADDR]));
0778b741 NA	362
	363	if (tb[IFLA_BR_MCAST_QUERIER])
	364	fprintf(f, "mcast_querier %u ",
	365	rta_getattr_u8(tb[IFLA_BR_MCAST_QUERIER]));
92c0ef70 NA	366
	367	if (tb[IFLA_BR_MCAST_HASH_ELASTICITY])
	368	fprintf(f, "mcast_hash_elasticity %u ",
	369	rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_ELASTICITY]));
8b9eb7cd NA	370
	371	if (tb[IFLA_BR_MCAST_HASH_MAX])
	372	fprintf(f, "mcast_hash_max %u ",
	373	rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_MAX]));
fb44cadb NA	374
	375	if (tb[IFLA_BR_MCAST_LAST_MEMBER_CNT])
	376	fprintf(f, "mcast_last_member_count %u ",
	377	rta_getattr_u32(tb[IFLA_BR_MCAST_LAST_MEMBER_CNT]));
28d84b42 JP	378	}
28d84b42 JP	379
43367ef7 ZS	380	static void bridge_print_help(struct link_util lu, int argc, char *argv,
	381	FILE *f)
	382	{
	383	print_explain(f);
	384	}
	385
28d84b42 JP	386	struct link_util bridge_link_util = {
	387	.id = "bridge",
	388	.maxattr = IFLA_BR_MAX,
	389	.parse_opt = bridge_parse_opt,
	390	.print_opt = bridge_print_opt,
43367ef7	391	.print_help = bridge_print_help,
28d84b42	392	};