10 #include <sys/socket.h>
12 typedef uint16_t in_port_t;
13 typedef uint32_t in_addr_t;
14 struct in_addr { in_addr_t s_addr; };
18 sa_family_t sin_family;
20 struct in_addr sin_addr;
27 uint8_t __s6_addr[16];
28 uint16_t __s6_addr16[8];
29 uint32_t __s6_addr32[4];
32 #define s6_addr __in6_union.__s6_addr
33 #define s6_addr16 __in6_union.__s6_addr16
34 #define s6_addr32 __in6_union.__s6_addr32
38 sa_family_t sin6_family;
40 uint32_t sin6_flowinfo;
41 struct in6_addr sin6_addr;
42 uint32_t sin6_scope_id;
47 struct in6_addr ipv6mr_multiaddr;
48 unsigned ipv6mr_interface;
51 #define INADDR_ANY ((in_addr_t) 0x00000000)
52 #define INADDR_BROADCAST ((in_addr_t) 0xffffffff)
53 #define INADDR_NONE ((in_addr_t) 0xffffffff)
54 #define INADDR_LOOPBACK ((in_addr_t) 0x7f000001)
56 #define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
57 #define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
59 extern const struct in6_addr in6addr_any, in6addr_loopback;
61 #undef INET_ADDRSTRLEN
62 #undef INET6_ADDRSTRLEN
63 #define INET_ADDRSTRLEN 16
64 #define INET6_ADDRSTRLEN 46
66 uint32_t htonl(uint32_t);
67 uint16_t htons(uint16_t);
68 uint32_t ntohl(uint32_t);
69 uint16_t ntohs(uint16_t);
72 #define IPPROTO_HOPOPTS 0
73 #define IPPROTO_ICMP 1
74 #define IPPROTO_IGMP 2
75 #define IPPROTO_IPIP 4
78 #define IPPROTO_PUP 12
79 #define IPPROTO_UDP 17
80 #define IPPROTO_IDP 22
82 #define IPPROTO_DCCP 33
83 #define IPPROTO_IPV6 41
84 #define IPPROTO_ROUTING 43
85 #define IPPROTO_FRAGMENT 44
86 #define IPPROTO_RSVP 46
87 #define IPPROTO_GRE 47
88 #define IPPROTO_ESP 50
90 #define IPPROTO_ICMPV6 58
91 #define IPPROTO_NONE 59
92 #define IPPROTO_DSTOPTS 60
93 #define IPPROTO_MTP 92
94 #define IPPROTO_BEETPH 94
95 #define IPPROTO_ENCAP 98
96 #define IPPROTO_PIM 103
97 #define IPPROTO_COMP 108
98 #define IPPROTO_SCTP 132
99 #define IPPROTO_MH 135
100 #define IPPROTO_UDPLITE 136
101 #define IPPROTO_RAW 255
102 #define IPPROTO_MAX 256
104 #define IN6_IS_ADDR_UNSPECIFIED(a) \
105 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
106 ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == 0)
108 #define IN6_IS_ADDR_LOOPBACK(a) \
109 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
110 ((uint32_t *) (a))[2] == 0 && \
111 ((uint8_t *) (a))[12] == 0 && ((uint8_t *) (a))[13] == 0 && \
112 ((uint8_t *) (a))[14] == 0 && ((uint8_t *) (a))[15] == 1 )
114 #define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff)
116 #define IN6_IS_ADDR_LINKLOCAL(a) \
117 ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0x80)
119 #define IN6_IS_ADDR_SITELOCAL(a) \
120 ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0xc0)
122 #define IN6_IS_ADDR_V4MAPPED(a) \
123 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
124 ((uint8_t *) (a))[8] == 0 && ((uint8_t *) (a))[9] == 0 && \
125 ((uint8_t *) (a))[10] == 0xff && ((uint8_t *) (a))[11] == 0xff)
127 #define IN6_IS_ADDR_V4COMPAT(a) \
128 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
129 ((uint32_t *) (a))[2] == 0 && ((uint8_t *) (a))[15] > 1)
131 #define IN6_IS_ADDR_MC_NODELOCAL(a) \
132 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x1))
134 #define IN6_IS_ADDR_MC_LINKLOCAL(a) \
135 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x2))
137 #define IN6_IS_ADDR_MC_SITELOCAL(a) \
138 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x5))
140 #define IN6_IS_ADDR_MC_ORGLOCAL(a) \
141 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x8))
143 #define IN6_IS_ADDR_MC_GLOBAL(a) \
144 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0xe))
146 #define __ARE_4_EQUAL(a,b) \
147 (!( 0[a]-0[b] | 1[a]-1[b] | 2[a]-2[b] | 3[a]-3[b] ))
148 #define IN6_ARE_ADDR_EQUAL(a,b) \
149 __ARE_4_EQUAL((const uint32_t *)(a), (const uint32_t *)(b))
151 #define IN_CLASSA(a) ((((in_addr_t)(a)) & 0x80000000) == 0)
152 #define IN_CLASSA_NET 0xff000000
153 #define IN_CLASSA_NSHIFT 24
154 #define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET)
155 #define IN_CLASSA_MAX 128
156 #define IN_CLASSB(a) ((((in_addr_t)(a)) & 0xc0000000) == 0x80000000)
157 #define IN_CLASSB_NET 0xffff0000
158 #define IN_CLASSB_NSHIFT 16
159 #define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET)
160 #define IN_CLASSB_MAX 65536
161 #define IN_CLASSC(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000)
162 #define IN_CLASSC_NET 0xffffff00
163 #define IN_CLASSC_NSHIFT 8
164 #define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET)
165 #define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000)
166 #define IN_MULTICAST(a) IN_CLASSD(a)
167 #define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000)
168 #define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000)
170 #define IN_LOOPBACKNET 127
177 #define IP_ROUTER_ALERT 5
178 #define IP_RECVOPTS 6
181 #define IP_PKTOPTIONS 9
182 #define IP_PMTUDISC 10
183 #define IP_MTU_DISCOVER 10
184 #define IP_RECVERR 11
185 #define IP_RECVTTL 12
186 #define IP_RECVTOS 13
188 #define IP_FREEBIND 15
189 #define IP_IPSEC_POLICY 16
190 #define IP_XFRM_POLICY 17
191 #define IP_PASSSEC 18
192 #define IP_TRANSPARENT 19
193 #define IP_ORIGDSTADDR 20
194 #define IP_RECVORIGDSTADDR IP_ORIGDSTADDR
196 #define IP_MULTICAST_IF 32
197 #define IP_MULTICAST_TTL 33
198 #define IP_MULTICAST_LOOP 34
199 #define IP_ADD_MEMBERSHIP 35
200 #define IP_DROP_MEMBERSHIP 36
201 #define IP_UNBLOCK_SOURCE 37
202 #define IP_BLOCK_SOURCE 38
203 #define IP_ADD_SOURCE_MEMBERSHIP 39
204 #define IP_DROP_SOURCE_MEMBERSHIP 40
205 #define IP_MSFILTER 41
206 #define IP_MULTICAST_ALL 49
207 #define IP_UNICAST_IF 50
209 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
210 #define MCAST_JOIN_GROUP 42
211 #define MCAST_BLOCK_SOURCE 43
212 #define MCAST_UNBLOCK_SOURCE 44
213 #define MCAST_LEAVE_GROUP 45
214 #define MCAST_JOIN_SOURCE_GROUP 46
215 #define MCAST_LEAVE_SOURCE_GROUP 47
216 #define MCAST_MSFILTER 48
218 #define MCAST_EXCLUDE 0
219 #define MCAST_INCLUDE 1
222 #define IP_RECVRETOPTS IP_RETOPTS
224 #define IP_PMTUDISC_DONT 0
225 #define IP_PMTUDISC_WANT 1
226 #define IP_PMTUDISC_DO 2
227 #define IP_PMTUDISC_PROBE 3
231 #define IP_DEFAULT_MULTICAST_TTL 1
232 #define IP_DEFAULT_MULTICAST_LOOP 1
233 #define IP_MAX_MEMBERSHIPS 20
237 struct in_addr ip_dst;
243 struct in_addr imr_multiaddr;
244 struct in_addr imr_interface;
249 struct in_addr imr_multiaddr;
250 struct in_addr imr_address;
254 struct ip_mreq_source {
255 struct in_addr imr_multiaddr;
256 struct in_addr imr_interface;
257 struct in_addr imr_sourceaddr;
261 struct in_addr imsf_multiaddr;
262 struct in_addr imsf_interface;
264 uint32_t imsf_numsrc;
265 struct in_addr imsf_slist[1];
267 #define IP_MSFILTER_SIZE(numsrc) \
268 (sizeof(struct ip_msfilter) - sizeof(struct in_addr) \
269 + (numsrc) * sizeof(struct in_addr))
271 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
273 uint32_t gr_interface;
274 struct sockaddr_storage gr_group;
277 struct group_source_req {
278 uint32_t gsr_interface;
279 struct sockaddr_storage gsr_group;
280 struct sockaddr_storage gsr_source;
283 struct group_filter {
284 uint32_t gf_interface;
285 struct sockaddr_storage gf_group;
288 struct sockaddr_storage gf_slist[1];
290 #define GROUP_FILTER_SIZE(numsrc) \
291 (sizeof(struct group_filter) - sizeof(struct sockaddr_storage) \
292 + (numsrc) * sizeof(struct sockaddr_storage))
298 struct in_addr ipi_spec_dst;
299 struct in_addr ipi_addr;
304 struct in6_addr ipi6_addr;
305 unsigned ipi6_ifindex;
310 struct sockaddr_in6 ip6m_addr;
314 #define IPV6_ADDRFORM 1
315 #define IPV6_2292PKTINFO 2
316 #define IPV6_2292HOPOPTS 3
317 #define IPV6_2292DSTOPTS 4
318 #define IPV6_2292RTHDR 5
319 #define IPV6_2292PKTOPTIONS 6
320 #define IPV6_CHECKSUM 7
321 #define IPV6_2292HOPLIMIT 8
322 #define SCM_SRCRT IPV6_RXSRCRT
323 #define IPV6_NEXTHOP 9
324 #define IPV6_AUTHHDR 10
325 #define IPV6_UNICAST_HOPS 16
326 #define IPV6_MULTICAST_IF 17
327 #define IPV6_MULTICAST_HOPS 18
328 #define IPV6_MULTICAST_LOOP 19
329 #define IPV6_JOIN_GROUP 20
330 #define IPV6_LEAVE_GROUP 21
331 #define IPV6_ROUTER_ALERT 22
332 #define IPV6_MTU_DISCOVER 23
334 #define IPV6_RECVERR 25
335 #define IPV6_V6ONLY 26
336 #define IPV6_JOIN_ANYCAST 27
337 #define IPV6_LEAVE_ANYCAST 28
338 #define IPV6_IPSEC_POLICY 34
339 #define IPV6_XFRM_POLICY 35
341 #define IPV6_RECVPKTINFO 49
342 #define IPV6_PKTINFO 50
343 #define IPV6_RECVHOPLIMIT 51
344 #define IPV6_HOPLIMIT 52
345 #define IPV6_RECVHOPOPTS 53
346 #define IPV6_HOPOPTS 54
347 #define IPV6_RTHDRDSTOPTS 55
348 #define IPV6_RECVRTHDR 56
349 #define IPV6_RTHDR 57
350 #define IPV6_RECVDSTOPTS 58
351 #define IPV6_DSTOPTS 59
353 #define IPV6_RECVTCLASS 66
354 #define IPV6_TCLASS 67
356 #define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP
357 #define IPV6_DROP_MEMBERSHIP IPV6_LEAVE_GROUP
358 #define IPV6_RXHOPOPTS IPV6_HOPOPTS
359 #define IPV6_RXDSTOPTS IPV6_DSTOPTS
362 #define IPV6_PMTUDISC_DONT 0
363 #define IPV6_PMTUDISC_WANT 1
364 #define IPV6_PMTUDISC_DO 2
365 #define IPV6_PMTUDISC_PROBE 3
368 #define SOL_ICMPV6 58
370 #define IPV6_RTHDR_LOOSE 0
371 #define IPV6_RTHDR_STRICT 1
373 #define IPV6_RTHDR_TYPE_0 0