Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
Alexander Aring | 8691ee5 | 2015-01-04 17:10:54 +0100 | [diff] [blame] | 2 | #ifndef __IEEE802154_6LOWPAN_I_H__ |
| 3 | #define __IEEE802154_6LOWPAN_I_H__ |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 4 | |
Alexander Aring | 4662a0d | 2015-01-04 17:10:55 +0100 | [diff] [blame] | 5 | #include <linux/list.h> |
| 6 | |
Alexander Aring | 4dc315e2 | 2015-01-04 17:10:56 +0100 | [diff] [blame] | 7 | #include <net/ieee802154_netdev.h> |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 8 | #include <net/inet_frag.h> |
Alexander Aring | b72f6f5 | 2015-08-11 21:44:08 +0200 | [diff] [blame] | 9 | #include <net/6lowpan.h> |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 10 | |
Michael S. Tsirkin | 9efecca | 2016-12-11 06:34:53 +0200 | [diff] [blame] | 11 | typedef unsigned __bitwise lowpan_rx_result; |
Alexander Aring | 72a5e6b | 2015-09-02 14:21:25 +0200 | [diff] [blame] | 12 | #define RX_CONTINUE ((__force lowpan_rx_result) 0u) |
| 13 | #define RX_DROP_UNUSABLE ((__force lowpan_rx_result) 1u) |
| 14 | #define RX_DROP ((__force lowpan_rx_result) 2u) |
| 15 | #define RX_QUEUED ((__force lowpan_rx_result) 3u) |
| 16 | |
| 17 | #define LOWPAN_DISPATCH_FRAG1 0xc0 |
| 18 | #define LOWPAN_DISPATCH_FRAGN 0xe0 |
| 19 | |
Eric Dumazet | 648700f | 2018-03-31 12:58:49 -0700 | [diff] [blame] | 20 | struct frag_lowpan_compare_key { |
Alexander Aring | f870b8c | 2014-10-06 11:00:51 +0200 | [diff] [blame] | 21 | u16 tag; |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 22 | u16 d_size; |
Alexander Aring | f18fa5d | 2018-04-20 14:54:13 -0400 | [diff] [blame] | 23 | struct ieee802154_addr src; |
| 24 | struct ieee802154_addr dst; |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 25 | }; |
| 26 | |
Eric Dumazet | 648700f | 2018-03-31 12:58:49 -0700 | [diff] [blame] | 27 | /* Equivalent of ipv4 struct ipq |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 28 | */ |
| 29 | struct lowpan_frag_queue { |
| 30 | struct inet_frag_queue q; |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 31 | }; |
| 32 | |
Alexander Aring | 7240cde | 2014-02-28 07:32:50 +0100 | [diff] [blame] | 33 | int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type); |
| 34 | void lowpan_net_frag_exit(void); |
| 35 | int lowpan_net_frag_init(void); |
| 36 | |
Alexander Aring | 4662a0d | 2015-01-04 17:10:55 +0100 | [diff] [blame] | 37 | void lowpan_rx_init(void); |
| 38 | void lowpan_rx_exit(void); |
| 39 | |
Alexander Aring | 4dc315e2 | 2015-01-04 17:10:56 +0100 | [diff] [blame] | 40 | int lowpan_header_create(struct sk_buff *skb, struct net_device *dev, |
| 41 | unsigned short type, const void *_daddr, |
| 42 | const void *_saddr, unsigned int len); |
| 43 | netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev); |
| 44 | |
Alexander Aring | 72a5e6b | 2015-09-02 14:21:25 +0200 | [diff] [blame] | 45 | int lowpan_iphc_decompress(struct sk_buff *skb); |
| 46 | lowpan_rx_result lowpan_rx_h_ipv6(struct sk_buff *skb); |
| 47 | |
Alexander Aring | 8691ee5 | 2015-01-04 17:10:54 +0100 | [diff] [blame] | 48 | #endif /* __IEEE802154_6LOWPAN_I_H__ */ |