/*
 * 	IEEE 802.1Q GARP VLAN Registration Protocol (GVRP)
 *
 * 	Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
 *
 *	This program is free software; you can redistribute it and/or
 *	modify it under the terms of the GNU General Public License
 *	version 2 as published by the Free Software Foundation.
 */
#include <linux/types.h>
#include <linux/if_vlan.h>
#include <net/garp.h>
#include "vlan.h"

#define GARP_GVRP_ADDRESS	{ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x21 }

enum gvrp_attributes {
	GVRP_ATTR_INVALID,
	GVRP_ATTR_VID,
	__GVRP_ATTR_MAX
};
#define GVRP_ATTR_MAX	(__GVRP_ATTR_MAX - 1)

static struct garp_application vlan_gvrp_app __read_mostly = {
	.proto.group_address	= GARP_GVRP_ADDRESS,
	.maxattr		= GVRP_ATTR_MAX,
	.type			= GARP_APPLICATION_GVRP,
};

int vlan_gvrp_request_join(const struct net_device *dev)
{
	const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
	__be16 vlan_id = htons(vlan->vlan_id);

	if (vlan->vlan_proto != htons(ETH_P_8021Q))
		return 0;
	return garp_request_join(vlan->real_dev, &vlan_gvrp_app,
				 &vlan_id, sizeof(vlan_id), GVRP_ATTR_VID);
}

void vlan_gvrp_request_leave(const struct net_device *dev)
{
	const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
	__be16 vlan_id = htons(vlan->vlan_id);

	if (vlan->vlan_proto != htons(ETH_P_8021Q))
		return;
	garp_request_leave(vlan->real_dev, &vlan_gvrp_app,
			   &vlan_id, sizeof(vlan_id), GVRP_ATTR_VID);
}

int vlan_gvrp_init_applicant(struct net_device *dev)
{
	return garp_init_applicant(dev, &vlan_gvrp_app);
}

void vlan_gvrp_uninit_applicant(struct net_device *dev)
{
	garp_uninit_applicant(dev, &vlan_gvrp_app);
}

int __init vlan_gvrp_init(void)
{
	return garp_register_application(&vlan_gvrp_app);
}

void vlan_gvrp_uninit(void)
{
	garp_unregister_application(&vlan_gvrp_app);
}
f3470580e24da25f6a6c1fb480ed9371ac'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/include/uapi/rdma?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/include/uapi/rdma?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/tree/?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>root</a>/<a href='/cgit.cgi/linux/net-next.git/tree/include?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>include</a>/<a href='/cgit.cgi/linux/net-next.git/tree/include/uapi?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>uapi</a>/<a href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>rdma</a></div><div class='content'><table summary='tree listing' class='list'>
<tr class='nohover'><th class='left'>Mode</th><th class='left'>Name</th><th class='right'>Size</th><th/></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/Kbuild?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>Kbuild</a></td><td class='ls-size'>468</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/Kbuild?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/Kbuild?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/cxgb3-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>cxgb3-abi.h</a></td><td class='ls-size'>2291</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/cxgb3-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/cxgb3-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/cxgb4-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>cxgb4-abi.h</a></td><td class='ls-size'>2488</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/cxgb4-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/cxgb4-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>d---------</td><td><a class='ls-dir' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/hfi?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>hfi</a></td><td class='ls-size'>73</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/hfi?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/hfi?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/hns-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>hns-abi.h</a></td><td class='ls-size'>1795</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/hns-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/hns-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
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<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/ib_user_sa.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>ib_user_sa.h</a></td><td class='ls-size'>2222</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/ib_user_sa.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/ib_user_sa.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/ib_user_verbs.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>ib_user_verbs.h</a></td><td class='ls-size'>21586</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/ib_user_verbs.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/ib_user_verbs.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/mlx4-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>mlx4-abi.h</a></td><td class='ls-size'>2864</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/mlx4-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/mlx4-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/mlx5-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>mlx5-abi.h</a></td><td class='ls-size'>7480</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/mlx5-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/mlx5-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/mthca-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>mthca-abi.h</a></td><td class='ls-size'>2932</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/mthca-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/mthca-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
<tr><td class='ls-mode'>-rw-r--r--</td><td><a class='ls-blob h' href='/cgit.cgi/linux/net-next.git/tree/include/uapi/rdma/nes-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>nes-abi.h</a></td><td class='ls-size'>3380</td><td><a class='button' href='/cgit.cgi/linux/net-next.git/log/include/uapi/rdma/nes-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>log</a><a class='button' href='/cgit.cgi/linux/net-next.git/plain/include/uapi/rdma/nes-abi.h?id=1f90c7f3470580e24da25f6a6c1fb480ed9371ac'>plain</a></td></tr>
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