/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * RPL implementation * * Author: * (C) 2020 Alexander Aring <alex.aring@gmail.com> */ #ifndef _NET_RPL_H #define _NET_RPL_H #include <linux/rpl.h> #if IS_ENABLED(CONFIG_IPV6_RPL_LWTUNNEL) extern int rpl_init(void); extern void rpl_exit(void); #else static inline int rpl_init(void) { return 0; } static inline void rpl_exit(void) {} #endif /* Worst decompression memory usage ipv6 address (16) + pad 7 */ #define IPV6_RPL_SRH_WORST_SWAP_SIZE (sizeof(struct in6_addr) + 7) size_t ipv6_rpl_srh_size(unsigned char n, unsigned char cmpri, unsigned char cmpre); void ipv6_rpl_srh_decompress(struct ipv6_rpl_sr_hdr *outhdr, const struct ipv6_rpl_sr_hdr *inhdr, const struct in6_addr *daddr, unsigned char n); void ipv6_rpl_srh_compress(struct ipv6_rpl_sr_hdr *outhdr, const struct ipv6_rpl_sr_hdr *inhdr, const struct in6_addr *daddr, unsigned char n); #endif /* _NET_RPL_H */