| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| * (C) 2020 Alexander Aring <alex.aring@gmail.com> |
| #if IS_ENABLED(CONFIG_IPV6_RPL_LWTUNNEL) |
| extern int rpl_init(void); |
| extern void rpl_exit(void); |
| static inline int rpl_init(void) |
| static inline void rpl_exit(void) {} |
| /* Worst decompression memory usage ipv6 address (16) + pad 7 */ |
| #define IPV6_RPL_SRH_WORST_SWAP_SIZE (sizeof(struct in6_addr) + 7) |
| static inline size_t ipv6_rpl_srh_alloc_size(unsigned char n) |
| return sizeof(struct ipv6_rpl_sr_hdr) + |
| ((n + 1) * sizeof(struct in6_addr)); |
| size_t ipv6_rpl_srh_size(unsigned char n, unsigned char cmpri, |
| 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); |