49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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/***
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Copyright © 2014 Intel Corporation. All rights reserved.
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***/
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#include "sd-ndisc.h"
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#include "time-util.h"
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struct sd_ndisc_router {
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unsigned n_ref;
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triple_timestamp timestamp;
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struct in6_addr address;
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/* The raw packet size. The data is appended to the object, accessible via NDIS_ROUTER_RAW() */
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size_t raw_size;
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/* The current read index for the iterative option interface */
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size_t rindex;
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uint64_t flags;
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unsigned preference;
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uint16_t lifetime;
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uint8_t hop_limit;
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uint32_t mtu;
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};
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static inline void* NDISC_ROUTER_RAW(const sd_ndisc_router *rt) {
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return (uint8_t*) rt + ALIGN(sizeof(sd_ndisc_router));
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}
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static inline void *NDISC_ROUTER_OPTION_DATA(const sd_ndisc_router *rt) {
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return ((uint8_t*) NDISC_ROUTER_RAW(rt)) + rt->rindex;
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}
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static inline uint8_t NDISC_ROUTER_OPTION_TYPE(const sd_ndisc_router *rt) {
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return ((uint8_t*) NDISC_ROUTER_OPTION_DATA(rt))[0];
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}
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static inline size_t NDISC_ROUTER_OPTION_LENGTH(const sd_ndisc_router *rt) {
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return ((uint8_t*) NDISC_ROUTER_OPTION_DATA(rt))[1] * 8;
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}
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sd_ndisc_router *ndisc_router_new(size_t raw_size);
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int ndisc_router_parse(sd_ndisc_router *rt);
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