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1#ifndef _NETINET_IN_H
2#define _NETINET_IN_H
3
4#ifdef __cplusplus
5extern "C" {
6#endif
7
8#include <features.h>
9#include <inttypes.h>
10#include <sys/socket.h>
11#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
12#else
13#include <__header_netinet_in.h>
14#endif
15
16typedef uint16_t in_port_t;
17typedef uint32_t in_addr_t;
18#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
19struct in_addr { in_addr_t s_addr; };
20#endif
21
22#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
23struct sockaddr_in {
24 sa_family_t sin_family;
25 in_port_t sin_port;
26 struct in_addr sin_addr;
27 uint8_t sin_zero[8];
28};
29#endif
30
31#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
32struct in6_addr {
33 union {
34 uint8_t __s6_addr[16];
35 uint16_t __s6_addr16[8];
36 uint32_t __s6_addr32[4];
37 } __in6_union;
38};
39#define s6_addr __in6_union.__s6_addr
40#define s6_addr16 __in6_union.__s6_addr16
41#define s6_addr32 __in6_union.__s6_addr32
42#endif
43
44#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
45struct sockaddr_in6 {
46 sa_family_t sin6_family;
47 in_port_t sin6_port;
48 uint32_t sin6_flowinfo;
49 struct in6_addr sin6_addr;
50 uint32_t sin6_scope_id;
51};
52#endif
53
54struct ipv6_mreq {
55 struct in6_addr ipv6mr_multiaddr;
56 unsigned ipv6mr_interface;
57};
58
59#define INADDR_ANY ((in_addr_t) 0x00000000)
60#define INADDR_BROADCAST ((in_addr_t) 0xffffffff)
61#define INADDR_NONE ((in_addr_t) 0xffffffff)
62#define INADDR_LOOPBACK ((in_addr_t) 0x7f000001)
63#define INADDR_DUMMY ((in_addr_t) 0xc0000008)
64
65#define INADDR_UNSPEC_GROUP ((in_addr_t) 0xe0000000)
66#define INADDR_ALLHOSTS_GROUP ((in_addr_t) 0xe0000001)
67#define INADDR_ALLRTRS_GROUP ((in_addr_t) 0xe0000002)
68#define INADDR_ALLSNOOPERS_GROUP ((in_addr_t) 0xe000006a)
69#define INADDR_MAX_LOCAL_GROUP ((in_addr_t) 0xe00000ff)
70
71#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
72#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
73#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
74#endif
75
76extern const struct in6_addr in6addr_any, in6addr_loopback;
77
78#define INET_ADDRSTRLEN 16
79#define INET6_ADDRSTRLEN 46
80
81uint32_t htonl(uint32_t);
82uint16_t htons(uint16_t);
83uint32_t ntohl(uint32_t);
84uint16_t ntohs(uint16_t);
85
86#define IPPORT_RESERVED 1024
87
88#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
89#define IPPROTO_IP 0
90#define IPPROTO_HOPOPTS 0
91#define IPPROTO_ICMP 1
92#define IPPROTO_IGMP 2
93#define IPPROTO_IPIP 4
94#define IPPROTO_TCP 6
95#define IPPROTO_EGP 8
96#define IPPROTO_PUP 12
97#define IPPROTO_UDP 17
98#define IPPROTO_IDP 22
99#define IPPROTO_TP 29
100#define IPPROTO_DCCP 33
101#define IPPROTO_IPV6 41
102#define IPPROTO_ROUTING 43
103#define IPPROTO_FRAGMENT 44
104#define IPPROTO_RSVP 46
105#define IPPROTO_GRE 47
106#define IPPROTO_ESP 50
107#define IPPROTO_AH 51
108#define IPPROTO_ICMPV6 58
109#define IPPROTO_NONE 59
110#define IPPROTO_DSTOPTS 60
111#define IPPROTO_MTP 92
112#define IPPROTO_BEETPH 94
113#define IPPROTO_ENCAP 98
114#define IPPROTO_PIM 103
115#define IPPROTO_COMP 108
116#define IPPROTO_SCTP 132
117#define IPPROTO_MH 135
118#define IPPROTO_UDPLITE 136
119#define IPPROTO_MPLS 137
120#define IPPROTO_ETHERNET 143
121#define IPPROTO_RAW 255
122#define IPPROTO_MPTCP 262
123#define IPPROTO_MAX 263
124#endif
125
126#define IN6_IS_ADDR_UNSPECIFIED(a) \
127 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
128 ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == 0)
129
130#define IN6_IS_ADDR_LOOPBACK(a) \
131 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
132 ((uint32_t *) (a))[2] == 0 && \
133 ((uint8_t *) (a))[12] == 0 && ((uint8_t *) (a))[13] == 0 && \
134 ((uint8_t *) (a))[14] == 0 && ((uint8_t *) (a))[15] == 1 )
135
136#define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff)
137
138#define IN6_IS_ADDR_LINKLOCAL(a) \
139 ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0x80)
140
141#define IN6_IS_ADDR_SITELOCAL(a) \
142 ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0xc0)
143
144#define IN6_IS_ADDR_V4MAPPED(a) \
145 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
146 ((uint8_t *) (a))[8] == 0 && ((uint8_t *) (a))[9] == 0 && \
147 ((uint8_t *) (a))[10] == 0xff && ((uint8_t *) (a))[11] == 0xff)
148
149#define IN6_IS_ADDR_V4COMPAT(a) \
150 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
151 ((uint32_t *) (a))[2] == 0 && ((uint8_t *) (a))[15] > 1)
152
153#define IN6_IS_ADDR_MC_NODELOCAL(a) \
154 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x1))
155
156#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
157 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x2))
158
159#define IN6_IS_ADDR_MC_SITELOCAL(a) \
160 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x5))
161
162#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
163 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x8))
164
165#define IN6_IS_ADDR_MC_GLOBAL(a) \
166 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0xe))
167
168#define __ARE_4_EQUAL(a,b) \
169 (!( (0[a]-0[b]) | (1[a]-1[b]) | (2[a]-2[b]) | (3[a]-3[b]) ))
170#define IN6_ARE_ADDR_EQUAL(a,b) \
171 __ARE_4_EQUAL((const uint32_t *)(a), (const uint32_t *)(b))
172
173#define IN_CLASSA(a) ((((in_addr_t)(a)) & 0x80000000) == 0)
174#define IN_CLASSA_NET 0xff000000
175#define IN_CLASSA_NSHIFT 24
176#define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET)
177#define IN_CLASSA_MAX 128
178#define IN_CLASSB(a) ((((in_addr_t)(a)) & 0xc0000000) == 0x80000000)
179#define IN_CLASSB_NET 0xffff0000
180#define IN_CLASSB_NSHIFT 16
181#define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET)
182#define IN_CLASSB_MAX 65536
183#define IN_CLASSC(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000)
184#define IN_CLASSC_NET 0xffffff00
185#define IN_CLASSC_NSHIFT 8
186#define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET)
187#define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000)
188#define IN_MULTICAST(a) IN_CLASSD(a)
189#define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000)
190#define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000)
191
192#define IN_LOOPBACKNET 127
193
194
195#define IP_TOS 1
196#define IP_TTL 2
197#define IP_HDRINCL 3
198#define IP_OPTIONS 4
199#define IP_ROUTER_ALERT 5
200#define IP_RECVOPTS 6
201#define IP_RETOPTS 7
202#define IP_PKTINFO 8
203#define IP_PKTOPTIONS 9
204#define IP_PMTUDISC 10
205#define IP_MTU_DISCOVER 10
206#define IP_RECVERR 11
207#define IP_RECVTTL 12
208#define IP_RECVTOS 13
209#define IP_MTU 14
210#define IP_FREEBIND 15
211#define IP_IPSEC_POLICY 16
212#define IP_XFRM_POLICY 17
213#define IP_PASSSEC 18
214#define IP_TRANSPARENT 19
215#define IP_ORIGDSTADDR 20
216#define IP_RECVORIGDSTADDR IP_ORIGDSTADDR
217#define IP_MINTTL 21
218#define IP_NODEFRAG 22
219#define IP_CHECKSUM 23
220#define IP_BIND_ADDRESS_NO_PORT 24
221#define IP_RECVFRAGSIZE 25
222#define IP_RECVERR_RFC4884 26
223#define IP_MULTICAST_IF 32
224#define IP_MULTICAST_TTL 33
225#define IP_MULTICAST_LOOP 34
226#define IP_ADD_MEMBERSHIP 35
227#define IP_DROP_MEMBERSHIP 36
228#define IP_UNBLOCK_SOURCE 37
229#define IP_BLOCK_SOURCE 38
230#define IP_ADD_SOURCE_MEMBERSHIP 39
231#define IP_DROP_SOURCE_MEMBERSHIP 40
232#define IP_MSFILTER 41
233#define IP_MULTICAST_ALL 49
234#define IP_UNICAST_IF 50
235
236#define IP_RECVRETOPTS IP_RETOPTS
237
238#define IP_PMTUDISC_DONT 0
239#define IP_PMTUDISC_WANT 1
240#define IP_PMTUDISC_DO 2
241#define IP_PMTUDISC_PROBE 3
242#define IP_PMTUDISC_INTERFACE 4
243#define IP_PMTUDISC_OMIT 5
244
245#define IP_DEFAULT_MULTICAST_TTL 1
246#define IP_DEFAULT_MULTICAST_LOOP 1
247#define IP_MAX_MEMBERSHIPS 20
248
249struct ip_opts {
250 struct in_addr ip_dst;
251 char ip_opts[40];
252};
253
254#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
255
256#define MCAST_JOIN_GROUP 42
257#define MCAST_BLOCK_SOURCE 43
258#define MCAST_UNBLOCK_SOURCE 44
259#define MCAST_LEAVE_GROUP 45
260#define MCAST_JOIN_SOURCE_GROUP 46
261#define MCAST_LEAVE_SOURCE_GROUP 47
262#define MCAST_MSFILTER 48
263
264#define MCAST_EXCLUDE 0
265#define MCAST_INCLUDE 1
266
267struct ip_mreq {
268 struct in_addr imr_multiaddr;
269 struct in_addr imr_interface;
270};
271
272struct ip_mreqn {
273 struct in_addr imr_multiaddr;
274 struct in_addr imr_address;
275 int imr_ifindex;
276};
277
278struct ip_mreq_source {
279 struct in_addr imr_multiaddr;
280 struct in_addr imr_interface;
281 struct in_addr imr_sourceaddr;
282};
283
284struct ip_msfilter {
285 struct in_addr imsf_multiaddr;
286 struct in_addr imsf_interface;
287 uint32_t imsf_fmode;
288 uint32_t imsf_numsrc;
289 struct in_addr imsf_slist[1];
290};
291#define IP_MSFILTER_SIZE(numsrc) \
292 (sizeof(struct ip_msfilter) - sizeof(struct in_addr) \
293 + (numsrc) * sizeof(struct in_addr))
294
295struct group_req {
296 uint32_t gr_interface;
297 struct sockaddr_storage gr_group;
298};
299
300struct group_source_req {
301 uint32_t gsr_interface;
302 struct sockaddr_storage gsr_group;
303 struct sockaddr_storage gsr_source;
304};
305
306struct group_filter {
307 uint32_t gf_interface;
308 struct sockaddr_storage gf_group;
309 uint32_t gf_fmode;
310 uint32_t gf_numsrc;
311 struct sockaddr_storage gf_slist[1];
312};
313#define GROUP_FILTER_SIZE(numsrc) \
314 (sizeof(struct group_filter) - sizeof(struct sockaddr_storage) \
315 + (numsrc) * sizeof(struct sockaddr_storage))
316
317struct in_pktinfo {
318 int ipi_ifindex;
319 struct in_addr ipi_spec_dst;
320 struct in_addr ipi_addr;
321};
322
323struct in6_pktinfo {
324 struct in6_addr ipi6_addr;
325 unsigned ipi6_ifindex;
326};
327
328struct ip6_mtuinfo {
329 struct sockaddr_in6 ip6m_addr;
330 uint32_t ip6m_mtu;
331};
332#endif
333
334#define IPV6_ADDRFORM 1
335#define IPV6_2292PKTINFO 2
336#define IPV6_2292HOPOPTS 3
337#define IPV6_2292DSTOPTS 4
338#define IPV6_2292RTHDR 5
339#define IPV6_2292PKTOPTIONS 6
340#define IPV6_CHECKSUM 7
341#define IPV6_2292HOPLIMIT 8
342#define IPV6_NEXTHOP 9
343#define IPV6_AUTHHDR 10
344#define IPV6_UNICAST_HOPS 16
345#define IPV6_MULTICAST_IF 17
346#define IPV6_MULTICAST_HOPS 18
347#define IPV6_MULTICAST_LOOP 19
348#define IPV6_JOIN_GROUP 20
349#define IPV6_LEAVE_GROUP 21
350#define IPV6_ROUTER_ALERT 22
351#define IPV6_MTU_DISCOVER 23
352#define IPV6_MTU 24
353#define IPV6_RECVERR 25
354#define IPV6_V6ONLY 26
355#define IPV6_JOIN_ANYCAST 27
356#define IPV6_LEAVE_ANYCAST 28
357#define IPV6_MULTICAST_ALL 29
358#define IPV6_ROUTER_ALERT_ISOLATE 30
359#define IPV6_IPSEC_POLICY 34
360#define IPV6_XFRM_POLICY 35
361#define IPV6_HDRINCL 36
362
363#define IPV6_RECVPKTINFO 49
364#define IPV6_PKTINFO 50
365#define IPV6_RECVHOPLIMIT 51
366#define IPV6_HOPLIMIT 52
367#define IPV6_RECVHOPOPTS 53
368#define IPV6_HOPOPTS 54
369#define IPV6_RTHDRDSTOPTS 55
370#define IPV6_RECVRTHDR 56
371#define IPV6_RTHDR 57
372#define IPV6_RECVDSTOPTS 58
373#define IPV6_DSTOPTS 59
374#define IPV6_RECVPATHMTU 60
375#define IPV6_PATHMTU 61
376#define IPV6_DONTFRAG 62
377#define IPV6_RECVTCLASS 66
378#define IPV6_TCLASS 67
379#define IPV6_AUTOFLOWLABEL 70
380#define IPV6_ADDR_PREFERENCES 72
381#define IPV6_MINHOPCOUNT 73
382#define IPV6_ORIGDSTADDR 74
383#define IPV6_RECVORIGDSTADDR IPV6_ORIGDSTADDR
384#define IPV6_TRANSPARENT 75
385#define IPV6_UNICAST_IF 76
386#define IPV6_RECVFRAGSIZE 77
387#define IPV6_FREEBIND 78
388
389#define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP
390#define IPV6_DROP_MEMBERSHIP IPV6_LEAVE_GROUP
391#define IPV6_RXHOPOPTS IPV6_HOPOPTS
392#define IPV6_RXDSTOPTS IPV6_DSTOPTS
393
394#define IPV6_PMTUDISC_DONT 0
395#define IPV6_PMTUDISC_WANT 1
396#define IPV6_PMTUDISC_DO 2
397#define IPV6_PMTUDISC_PROBE 3
398#define IPV6_PMTUDISC_INTERFACE 4
399#define IPV6_PMTUDISC_OMIT 5
400
401#define IPV6_PREFER_SRC_TMP 0x0001
402#define IPV6_PREFER_SRC_PUBLIC 0x0002
403#define IPV6_PREFER_SRC_PUBTMP_DEFAULT 0x0100
404#define IPV6_PREFER_SRC_COA 0x0004
405#define IPV6_PREFER_SRC_HOME 0x0400
406#define IPV6_PREFER_SRC_CGA 0x0008
407#define IPV6_PREFER_SRC_NONCGA 0x0800
408
409#define IPV6_RTHDR_LOOSE 0
410#define IPV6_RTHDR_STRICT 1
411
412#define IPV6_RTHDR_TYPE_0 0
413
414#define __UAPI_DEF_IN_ADDR 0
415#define __UAPI_DEF_IN_IPPROTO 0
416#define __UAPI_DEF_IN_PKTINFO 0
417#define __UAPI_DEF_IP_MREQ 0
418#define __UAPI_DEF_SOCKADDR_IN 0
419#define __UAPI_DEF_IN_CLASS 0
420#define __UAPI_DEF_IN6_ADDR 0
421#define __UAPI_DEF_IN6_ADDR_ALT 0
422#define __UAPI_DEF_SOCKADDR_IN6 0
423#define __UAPI_DEF_IPV6_MREQ 0
424#define __UAPI_DEF_IPPROTO_V6 0
425#define __UAPI_DEF_IPV6_OPTIONS 0
426#define __UAPI_DEF_IN6_PKTINFO 0
427#define __UAPI_DEF_IP6_MTUINFO 0
428
429#ifdef __cplusplus
430}
431#endif
432
433#endif