162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#ifndef __IEEE802154_6LOWPAN_I_H__ 362306a36Sopenharmony_ci#define __IEEE802154_6LOWPAN_I_H__ 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci#include <linux/list.h> 662306a36Sopenharmony_ci 762306a36Sopenharmony_ci#include <net/ieee802154_netdev.h> 862306a36Sopenharmony_ci#include <net/inet_frag.h> 962306a36Sopenharmony_ci#include <net/6lowpan.h> 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_citypedef unsigned __bitwise lowpan_rx_result; 1262306a36Sopenharmony_ci#define RX_CONTINUE ((__force lowpan_rx_result) 0u) 1362306a36Sopenharmony_ci#define RX_DROP_UNUSABLE ((__force lowpan_rx_result) 1u) 1462306a36Sopenharmony_ci#define RX_DROP ((__force lowpan_rx_result) 2u) 1562306a36Sopenharmony_ci#define RX_QUEUED ((__force lowpan_rx_result) 3u) 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci#define LOWPAN_DISPATCH_FRAG1 0xc0 1862306a36Sopenharmony_ci#define LOWPAN_DISPATCH_FRAGN 0xe0 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_cistruct frag_lowpan_compare_key { 2162306a36Sopenharmony_ci u16 tag; 2262306a36Sopenharmony_ci u16 d_size; 2362306a36Sopenharmony_ci struct ieee802154_addr src; 2462306a36Sopenharmony_ci struct ieee802154_addr dst; 2562306a36Sopenharmony_ci}; 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ci/* Equivalent of ipv4 struct ipq 2862306a36Sopenharmony_ci */ 2962306a36Sopenharmony_cistruct lowpan_frag_queue { 3062306a36Sopenharmony_ci struct inet_frag_queue q; 3162306a36Sopenharmony_ci}; 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_ciint lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type); 3462306a36Sopenharmony_civoid lowpan_net_frag_exit(void); 3562306a36Sopenharmony_ciint lowpan_net_frag_init(void); 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_civoid lowpan_rx_init(void); 3862306a36Sopenharmony_civoid lowpan_rx_exit(void); 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_ciint lowpan_header_create(struct sk_buff *skb, struct net_device *dev, 4162306a36Sopenharmony_ci unsigned short type, const void *_daddr, 4262306a36Sopenharmony_ci const void *_saddr, unsigned int len); 4362306a36Sopenharmony_cinetdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev); 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_ciint lowpan_iphc_decompress(struct sk_buff *skb); 4662306a36Sopenharmony_cilowpan_rx_result lowpan_rx_h_ipv6(struct sk_buff *skb); 4762306a36Sopenharmony_ci 4862306a36Sopenharmony_ci#endif /* __IEEE802154_6LOWPAN_I_H__ */ 49