blob: 270f6038465cf4bb2c93cb65d1c65e856c1e591e [file] [log] [blame]
Ben Menchaca84f36632014-02-28 20:57:38 +00001/*
2 **************************************************************************
Tushar Mathurcccbf282015-01-13 01:22:44 +05303 * Copyright (c) 2014,2015 The Linux Foundation. All rights reserved.
Ben Menchaca84f36632014-02-28 20:57:38 +00004 * Permission to use, copy, modify, and/or distribute this software for
5 * any purpose with or without fee is hereby granted, provided that the
6 * above copyright notice and this permission notice appear in all copies.
7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
10 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
12 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
13 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
14 **************************************************************************
15 */
16
17/*
Ben Menchaca84f36632014-02-28 20:57:38 +000018 * struct ecm_interface_route
19 * An ecm route supports either v4 or v6 routing information
20 */
21struct ecm_interface_route {
22 struct dst_entry *dst; /* Both ipv4 and v6 have a common dst entry */
23 union {
24 struct rtable *rtv4; /* IPv4 route */
25 struct rt6_info *rtv6; /* IPv6 route */
26 } rt;
27 bool v4_route; /* True when a v4 route, false when v6 */
28};
29
30/*
31 * External defined functions
32 */
33extern struct net_device *bond_get_tx_dev(struct sk_buff *skb, uint8_t *src_mac,
34 uint8_t *dst_mac, void *src,
35 void *dst, uint16_t protocol,
36 struct net_device *bond_dev);
37bool ecm_interface_mac_addr_get(ip_addr_t addr, uint8_t *mac_addr, bool *on_link, ip_addr_t gw_addr);
38bool ecm_interface_find_route_by_addr(ip_addr_t addr, struct ecm_interface_route *ecm_rt);
39void ecm_interface_route_release(struct ecm_interface_route *rt);
Xiaoping Fan80e406b2015-01-29 16:15:31 -080040bool ecm_interface_skip_l2tp_pptp(struct sk_buff *skb, const struct net_device *out);
Ben Menchaca84f36632014-02-28 20:57:38 +000041struct ecm_db_iface_instance *ecm_interface_establish_and_ref(struct net_device *dev);
Tushar Mathur4ab0bf92014-06-10 20:37:07 +053042int32_t ecm_interface_heirarchy_construct(struct ecm_db_iface_instance *interfaces[], ip_addr_t packet_src_addr, ip_addr_t packet_dest_addr, int packet_protocol, struct net_device *given_dest_dev, bool is_routed, struct net_device *given_src_dev, uint8_t *dest_node_addr, uint8_t *src_node_addr);
Gareth Williamsadf425f2014-05-26 19:29:02 +010043void ecm_interface_stats_update(struct ecm_db_connection_instance *ci, uint32_t from_tx_packets, uint32_t from_tx_bytes, uint32_t from_rx_packets, uint32_t from_rx_bytes, uint32_t to_tx_packets, uint32_t to_tx_bytes, uint32_t to_rx_packets, uint32_t to_rx_bytes);
Gareth Williams46f4b5f2014-06-01 23:35:23 +010044struct net_device *ecm_interface_dev_find_by_addr(ip_addr_t addr, bool *from_local_addr);
Murat Sezginb3731e82014-11-26 12:20:59 -080045struct net_device *ecm_interface_get_and_hold_dev_master(struct net_device *dev);
Tushar Mathurcccbf282015-01-13 01:22:44 +053046void ecm_interface_dev_regenerate_connections(struct net_device *dev);