1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 28691ee59SAlexander Aring #ifndef __IEEE802154_6LOWPAN_I_H__ 38691ee59SAlexander Aring #define __IEEE802154_6LOWPAN_I_H__ 48691ee59SAlexander Aring 54662a0daSAlexander Aring #include <linux/list.h> 64662a0daSAlexander Aring 74dc315e2SAlexander Aring #include <net/ieee802154_netdev.h> 88691ee59SAlexander Aring #include <net/inet_frag.h> 9b72f6f51SAlexander Aring #include <net/6lowpan.h> 108691ee59SAlexander Aring 119efeccacSMichael S. Tsirkin typedef unsigned __bitwise lowpan_rx_result; 1272a5e6bbSAlexander Aring #define RX_CONTINUE ((__force lowpan_rx_result) 0u) 1372a5e6bbSAlexander Aring #define RX_DROP_UNUSABLE ((__force lowpan_rx_result) 1u) 1472a5e6bbSAlexander Aring #define RX_DROP ((__force lowpan_rx_result) 2u) 1572a5e6bbSAlexander Aring #define RX_QUEUED ((__force lowpan_rx_result) 3u) 1672a5e6bbSAlexander Aring 1772a5e6bbSAlexander Aring #define LOWPAN_DISPATCH_FRAG1 0xc0 1872a5e6bbSAlexander Aring #define LOWPAN_DISPATCH_FRAGN 0xe0 1972a5e6bbSAlexander Aring 20*648700f7SEric Dumazet struct frag_lowpan_compare_key { 218691ee59SAlexander Aring u16 tag; 228691ee59SAlexander Aring u16 d_size; 23*648700f7SEric Dumazet const struct ieee802154_addr src; 24*648700f7SEric Dumazet const struct ieee802154_addr dst; 258691ee59SAlexander Aring }; 268691ee59SAlexander Aring 27*648700f7SEric Dumazet /* Equivalent of ipv4 struct ipq 288691ee59SAlexander Aring */ 298691ee59SAlexander Aring struct lowpan_frag_queue { 308691ee59SAlexander Aring struct inet_frag_queue q; 318691ee59SAlexander Aring }; 328691ee59SAlexander Aring 338691ee59SAlexander Aring int lowpan_frag_rcv(struct sk_buff *skb, const u8 frag_type); 348691ee59SAlexander Aring void lowpan_net_frag_exit(void); 358691ee59SAlexander Aring int lowpan_net_frag_init(void); 368691ee59SAlexander Aring 374662a0daSAlexander Aring void lowpan_rx_init(void); 384662a0daSAlexander Aring void lowpan_rx_exit(void); 394662a0daSAlexander Aring 404dc315e2SAlexander Aring int lowpan_header_create(struct sk_buff *skb, struct net_device *dev, 414dc315e2SAlexander Aring unsigned short type, const void *_daddr, 424dc315e2SAlexander Aring const void *_saddr, unsigned int len); 434dc315e2SAlexander Aring netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev); 444dc315e2SAlexander Aring 4572a5e6bbSAlexander Aring int lowpan_iphc_decompress(struct sk_buff *skb); 4672a5e6bbSAlexander Aring lowpan_rx_result lowpan_rx_h_ipv6(struct sk_buff *skb); 4772a5e6bbSAlexander Aring 488691ee59SAlexander Aring #endif /* __IEEE802154_6LOWPAN_I_H__ */ 49