/* * IEEE 802.1Q GARP VLAN Registration Protocol (GVRP) * * Copyright (c) 2008 Patrick McHardy * * 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 #include #include #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); } /soc'>logtree commit diff

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