| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #ifndef __IEEE802154_6LOWPAN_I_H__ |
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| 3 | #define __IEEE802154_6LOWPAN_I_H__ |
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| 4 | |
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| 5 | #include <linux/list.h> |
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| 6 | |
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| 7 | #include <net/ieee802154_netdev.h> |
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| 8 | #include <net/inet_frag.h> |
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| 9 | #include <net/6lowpan.h> |
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| 10 | |
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| 11 | typedef unsigned __bitwise lowpan_rx_result; |
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| 12 | #define RX_CONTINUE ((__force lowpan_rx_result) 0u) |
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| 13 | #define RX_DROP_UNUSABLE ((__force lowpan_rx_result) 1u) |
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| 14 | #define RX_DROP ((__force lowpan_rx_result) 2u) |
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| 15 | #define RX_QUEUED ((__force lowpan_rx_result) 3u) |
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| 16 | |
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| 17 | #define LOWPAN_DISPATCH_FRAG1 0xc0 |
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| 18 | #define LOWPAN_DISPATCH_FRAGN 0xe0 |
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| 19 | |
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| 20 | struct frag_lowpan_compare_key { |
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| 21 | u16 tag; |
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| 22 | u16 d_size; |
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| 23 | struct ieee802154_addr src; |
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| 24 | struct ieee802154_addr dst; |
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| 25 | }; |
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| 26 | |
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| 27 | /* Equivalent of ipv4 struct ipq |
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| 28 | */ |
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| 29 | struct lowpan_frag_queue { |
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| 30 | struct inet_frag_queue q; |
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| 31 | }; |
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| 32 | |
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| 33 | int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type); |
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| 34 | void lowpan_net_frag_exit(void); |
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| 35 | int lowpan_net_frag_init(void); |
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| 36 | |
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| 37 | void lowpan_rx_init(void); |
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| 38 | void lowpan_rx_exit(void); |
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| 39 | |
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| 40 | int (struct sk_buff *skb, struct net_device *dev, |
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| 41 | unsigned short type, const void *_daddr, |
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| 42 | const void *_saddr, unsigned int len); |
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| 43 | netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev); |
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| 44 | |
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| 45 | int lowpan_iphc_decompress(struct sk_buff *skb); |
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| 46 | lowpan_rx_result lowpan_rx_h_ipv6(struct sk_buff *skb); |
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| 47 | |
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| 48 | #endif /* __IEEE802154_6LOWPAN_I_H__ */ |
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| 49 | |
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