1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __IEEE802154_6LOWPAN_I_H__ 3#define __IEEE802154_6LOWPAN_I_H__ 4 5#include <linux/list.h> 6 7#include <net/ieee802154_netdev.h> 8#include <net/inet_frag.h> 9#include <net/6lowpan.h> 10 11typedef unsigned __bitwise lowpan_rx_result; 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 20struct frag_lowpan_compare_key { 21 u16 tag; 22 u16 d_size; 23 struct ieee802154_addr src; 24 struct ieee802154_addr dst; 25}; 26 27/* Equivalent of ipv4 struct ipq 28 */ 29struct lowpan_frag_queue { 30 struct inet_frag_queue q; 31}; 32 33int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type); 34void lowpan_net_frag_exit(void); 35int lowpan_net_frag_init(void); 36 37void lowpan_rx_init(void); 38void lowpan_rx_exit(void); 39 40int 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); 43netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev); 44 45int lowpan_iphc_decompress(struct sk_buff *skb); 46lowpan_rx_result lowpan_rx_h_ipv6(struct sk_buff *skb); 47 48#endif /* __IEEE802154_6LOWPAN_I_H__ */ 49