1*10465441SEvalZero /** 2*10465441SEvalZero * @file 3*10465441SEvalZero * 4*10465441SEvalZero * Common 6LowPAN routines for IPv6. Uses ND tables for link-layer addressing. Fragments packets to 6LowPAN units. 5*10465441SEvalZero */ 6*10465441SEvalZero 7*10465441SEvalZero /* 8*10465441SEvalZero * Copyright (c) 2015 Inico Technologies Ltd. 9*10465441SEvalZero * All rights reserved. 10*10465441SEvalZero * 11*10465441SEvalZero * Redistribution and use in source and binary forms, with or without modification, 12*10465441SEvalZero * are permitted provided that the following conditions are met: 13*10465441SEvalZero * 14*10465441SEvalZero * 1. Redistributions of source code must retain the above copyright notice, 15*10465441SEvalZero * this list of conditions and the following disclaimer. 16*10465441SEvalZero * 2. Redistributions in binary form must reproduce the above copyright notice, 17*10465441SEvalZero * this list of conditions and the following disclaimer in the documentation 18*10465441SEvalZero * and/or other materials provided with the distribution. 19*10465441SEvalZero * 3. The name of the author may not be used to endorse or promote products 20*10465441SEvalZero * derived from this software without specific prior written permission. 21*10465441SEvalZero * 22*10465441SEvalZero * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 23*10465441SEvalZero * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 24*10465441SEvalZero * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 25*10465441SEvalZero * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 26*10465441SEvalZero * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 27*10465441SEvalZero * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28*10465441SEvalZero * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29*10465441SEvalZero * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 30*10465441SEvalZero * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 31*10465441SEvalZero * OF SUCH DAMAGE. 32*10465441SEvalZero * 33*10465441SEvalZero * This file is part of the lwIP TCP/IP stack. 34*10465441SEvalZero * 35*10465441SEvalZero * Author: Ivan Delamer <[email protected]> 36*10465441SEvalZero * 37*10465441SEvalZero * 38*10465441SEvalZero * Please coordinate changes and requests with Ivan Delamer 39*10465441SEvalZero * <[email protected]> 40*10465441SEvalZero */ 41*10465441SEvalZero 42*10465441SEvalZero #ifndef LWIP_HDR_LOWPAN6_COMMON_H 43*10465441SEvalZero #define LWIP_HDR_LOWPAN6_COMMON_H 44*10465441SEvalZero 45*10465441SEvalZero #include "netif/lowpan6_opts.h" 46*10465441SEvalZero 47*10465441SEvalZero #if LWIP_IPV6 /* don't build if IPv6 is disabled in lwipopts.h */ 48*10465441SEvalZero 49*10465441SEvalZero #include "lwip/pbuf.h" 50*10465441SEvalZero #include "lwip/ip.h" 51*10465441SEvalZero #include "lwip/ip6_addr.h" 52*10465441SEvalZero #include "lwip/netif.h" 53*10465441SEvalZero 54*10465441SEvalZero #ifdef __cplusplus 55*10465441SEvalZero extern "C" { 56*10465441SEvalZero #endif 57*10465441SEvalZero 58*10465441SEvalZero /** Helper define for a link layer address, which can be encoded as 0, 2 or 8 bytes */ 59*10465441SEvalZero struct lowpan6_link_addr { 60*10465441SEvalZero /* encoded length of the address */ 61*10465441SEvalZero u8_t addr_len; 62*10465441SEvalZero /* address bytes */ 63*10465441SEvalZero u8_t addr[8]; 64*10465441SEvalZero }; 65*10465441SEvalZero 66*10465441SEvalZero s8_t lowpan6_get_address_mode(const ip6_addr_t *ip6addr, const struct lowpan6_link_addr *mac_addr); 67*10465441SEvalZero 68*10465441SEvalZero #if LWIP_6LOWPAN_IPHC 69*10465441SEvalZero err_t lowpan6_compress_headers(struct netif *netif, u8_t *inbuf, size_t inbuf_size, u8_t *outbuf, size_t outbuf_size, 70*10465441SEvalZero u8_t *lowpan6_header_len_out, u8_t *hidden_header_len_out, ip6_addr_t *lowpan6_contexts, 71*10465441SEvalZero const struct lowpan6_link_addr *src, const struct lowpan6_link_addr *dst); 72*10465441SEvalZero struct pbuf *lowpan6_decompress(struct pbuf *p, u16_t datagram_size, ip6_addr_t *lowpan6_contexts, 73*10465441SEvalZero struct lowpan6_link_addr *src, struct lowpan6_link_addr *dest); 74*10465441SEvalZero #endif /* LWIP_6LOWPAN_IPHC */ 75*10465441SEvalZero 76*10465441SEvalZero #ifdef __cplusplus 77*10465441SEvalZero } 78*10465441SEvalZero #endif 79*10465441SEvalZero 80*10465441SEvalZero #endif /* LWIP_IPV6 */ 81*10465441SEvalZero 82*10465441SEvalZero #endif /* LWIP_HDR_LOWPAN6_COMMON_H */ 83