github.com/afumu/libc@v0.0.6/musl/include/netinet/in.h (about) 1 #ifndef _NETINET_IN_H 2 #define _NETINET_IN_H 3 4 #ifdef __cplusplus 5 extern "C" { 6 #endif 7 8 #include <features.h> 9 #include <inttypes.h> 10 #include <sys/socket.h> 11 12 typedef uint16_t in_port_t; 13 typedef uint32_t in_addr_t; 14 struct in_addr { in_addr_t s_addr; }; 15 16 struct sockaddr_in { 17 sa_family_t sin_family; 18 in_port_t sin_port; 19 struct in_addr sin_addr; 20 uint8_t sin_zero[8]; 21 }; 22 23 struct in6_addr { 24 union { 25 uint8_t __s6_addr[16]; 26 uint16_t __s6_addr16[8]; 27 uint32_t __s6_addr32[4]; 28 } __in6_union; 29 }; 30 #define s6_addr __in6_union.__s6_addr 31 #define s6_addr16 __in6_union.__s6_addr16 32 #define s6_addr32 __in6_union.__s6_addr32 33 34 struct sockaddr_in6 { 35 sa_family_t sin6_family; 36 in_port_t sin6_port; 37 uint32_t sin6_flowinfo; 38 struct in6_addr sin6_addr; 39 uint32_t sin6_scope_id; 40 }; 41 42 struct ipv6_mreq { 43 struct in6_addr ipv6mr_multiaddr; 44 unsigned ipv6mr_interface; 45 }; 46 47 #define INADDR_ANY ((in_addr_t) 0x00000000) 48 #define INADDR_BROADCAST ((in_addr_t) 0xffffffff) 49 #define INADDR_NONE ((in_addr_t) 0xffffffff) 50 #define INADDR_LOOPBACK ((in_addr_t) 0x7f000001) 51 52 #define INADDR_UNSPEC_GROUP ((in_addr_t) 0xe0000000) 53 #define INADDR_ALLHOSTS_GROUP ((in_addr_t) 0xe0000001) 54 #define INADDR_ALLRTRS_GROUP ((in_addr_t) 0xe0000002) 55 #define INADDR_ALLSNOOPERS_GROUP ((in_addr_t) 0xe000006a) 56 #define INADDR_MAX_LOCAL_GROUP ((in_addr_t) 0xe00000ff) 57 58 #define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } } 59 #define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } } 60 61 extern const struct in6_addr in6addr_any, in6addr_loopback; 62 63 #define INET_ADDRSTRLEN 16 64 #define INET6_ADDRSTRLEN 46 65 66 uint32_t htonl(uint32_t); 67 uint16_t htons(uint16_t); 68 uint32_t ntohl(uint32_t); 69 uint16_t ntohs(uint16_t); 70 71 #define IPPORT_RESERVED 1024 72 73 #define IPPROTO_IP 0 74 #define IPPROTO_HOPOPTS 0 75 #define IPPROTO_ICMP 1 76 #define IPPROTO_IGMP 2 77 #define IPPROTO_IPIP 4 78 #define IPPROTO_TCP 6 79 #define IPPROTO_EGP 8 80 #define IPPROTO_PUP 12 81 #define IPPROTO_UDP 17 82 #define IPPROTO_IDP 22 83 #define IPPROTO_TP 29 84 #define IPPROTO_DCCP 33 85 #define IPPROTO_IPV6 41 86 #define IPPROTO_ROUTING 43 87 #define IPPROTO_FRAGMENT 44 88 #define IPPROTO_RSVP 46 89 #define IPPROTO_GRE 47 90 #define IPPROTO_ESP 50 91 #define IPPROTO_AH 51 92 #define IPPROTO_ICMPV6 58 93 #define IPPROTO_NONE 59 94 #define IPPROTO_DSTOPTS 60 95 #define IPPROTO_MTP 92 96 #define IPPROTO_BEETPH 94 97 #define IPPROTO_ENCAP 98 98 #define IPPROTO_PIM 103 99 #define IPPROTO_COMP 108 100 #define IPPROTO_SCTP 132 101 #define IPPROTO_MH 135 102 #define IPPROTO_UDPLITE 136 103 #define IPPROTO_MPLS 137 104 #define IPPROTO_RAW 255 105 #define IPPROTO_MAX 256 106 107 #define IN6_IS_ADDR_UNSPECIFIED(a) \ 108 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \ 109 ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == 0) 110 111 #define IN6_IS_ADDR_LOOPBACK(a) \ 112 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \ 113 ((uint32_t *) (a))[2] == 0 && \ 114 ((uint8_t *) (a))[12] == 0 && ((uint8_t *) (a))[13] == 0 && \ 115 ((uint8_t *) (a))[14] == 0 && ((uint8_t *) (a))[15] == 1 ) 116 117 #define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff) 118 119 #define IN6_IS_ADDR_LINKLOCAL(a) \ 120 ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0x80) 121 122 #define IN6_IS_ADDR_SITELOCAL(a) \ 123 ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0xc0) 124 125 #define IN6_IS_ADDR_V4MAPPED(a) \ 126 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \ 127 ((uint8_t *) (a))[8] == 0 && ((uint8_t *) (a))[9] == 0 && \ 128 ((uint8_t *) (a))[10] == 0xff && ((uint8_t *) (a))[11] == 0xff) 129 130 #define IN6_IS_ADDR_V4COMPAT(a) \ 131 (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \ 132 ((uint32_t *) (a))[2] == 0 && ((uint8_t *) (a))[15] > 1) 133 134 #define IN6_IS_ADDR_MC_NODELOCAL(a) \ 135 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x1)) 136 137 #define IN6_IS_ADDR_MC_LINKLOCAL(a) \ 138 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x2)) 139 140 #define IN6_IS_ADDR_MC_SITELOCAL(a) \ 141 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x5)) 142 143 #define IN6_IS_ADDR_MC_ORGLOCAL(a) \ 144 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x8)) 145 146 #define IN6_IS_ADDR_MC_GLOBAL(a) \ 147 (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0xe)) 148 149 #define __ARE_4_EQUAL(a,b) \ 150 (!( (0[a]-0[b]) | (1[a]-1[b]) | (2[a]-2[b]) | (3[a]-3[b]) )) 151 #define IN6_ARE_ADDR_EQUAL(a,b) \ 152 __ARE_4_EQUAL((const uint32_t *)(a), (const uint32_t *)(b)) 153 154 #define IN_CLASSA(a) ((((in_addr_t)(a)) & 0x80000000) == 0) 155 #define IN_CLASSA_NET 0xff000000 156 #define IN_CLASSA_NSHIFT 24 157 #define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET) 158 #define IN_CLASSA_MAX 128 159 #define IN_CLASSB(a) ((((in_addr_t)(a)) & 0xc0000000) == 0x80000000) 160 #define IN_CLASSB_NET 0xffff0000 161 #define IN_CLASSB_NSHIFT 16 162 #define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET) 163 #define IN_CLASSB_MAX 65536 164 #define IN_CLASSC(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000) 165 #define IN_CLASSC_NET 0xffffff00 166 #define IN_CLASSC_NSHIFT 8 167 #define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET) 168 #define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000) 169 #define IN_MULTICAST(a) IN_CLASSD(a) 170 #define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000) 171 #define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000) 172 173 #define IN_LOOPBACKNET 127 174 175 176 #define IP_TOS 1 177 #define IP_TTL 2 178 #define IP_HDRINCL 3 179 #define IP_OPTIONS 4 180 #define IP_ROUTER_ALERT 5 181 #define IP_RECVOPTS 6 182 #define IP_RETOPTS 7 183 #define IP_PKTINFO 8 184 #define IP_PKTOPTIONS 9 185 #define IP_PMTUDISC 10 186 #define IP_MTU_DISCOVER 10 187 #define IP_RECVERR 11 188 #define IP_RECVTTL 12 189 #define IP_RECVTOS 13 190 #define IP_MTU 14 191 #define IP_FREEBIND 15 192 #define IP_IPSEC_POLICY 16 193 #define IP_XFRM_POLICY 17 194 #define IP_PASSSEC 18 195 #define IP_TRANSPARENT 19 196 #define IP_ORIGDSTADDR 20 197 #define IP_RECVORIGDSTADDR IP_ORIGDSTADDR 198 #define IP_MINTTL 21 199 #define IP_NODEFRAG 22 200 #define IP_CHECKSUM 23 201 #define IP_BIND_ADDRESS_NO_PORT 24 202 #define IP_RECVFRAGSIZE 25 203 #define IP_MULTICAST_IF 32 204 #define IP_MULTICAST_TTL 33 205 #define IP_MULTICAST_LOOP 34 206 #define IP_ADD_MEMBERSHIP 35 207 #define IP_DROP_MEMBERSHIP 36 208 #define IP_UNBLOCK_SOURCE 37 209 #define IP_BLOCK_SOURCE 38 210 #define IP_ADD_SOURCE_MEMBERSHIP 39 211 #define IP_DROP_SOURCE_MEMBERSHIP 40 212 #define IP_MSFILTER 41 213 #define IP_MULTICAST_ALL 49 214 #define IP_UNICAST_IF 50 215 216 #define IP_RECVRETOPTS IP_RETOPTS 217 218 #define IP_PMTUDISC_DONT 0 219 #define IP_PMTUDISC_WANT 1 220 #define IP_PMTUDISC_DO 2 221 #define IP_PMTUDISC_PROBE 3 222 #define IP_PMTUDISC_INTERFACE 4 223 #define IP_PMTUDISC_OMIT 5 224 225 #define IP_DEFAULT_MULTICAST_TTL 1 226 #define IP_DEFAULT_MULTICAST_LOOP 1 227 #define IP_MAX_MEMBERSHIPS 20 228 229 struct ip_opts { 230 struct in_addr ip_dst; 231 char ip_opts[40]; 232 }; 233 234 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) 235 236 #define MCAST_JOIN_GROUP 42 237 #define MCAST_BLOCK_SOURCE 43 238 #define MCAST_UNBLOCK_SOURCE 44 239 #define MCAST_LEAVE_GROUP 45 240 #define MCAST_JOIN_SOURCE_GROUP 46 241 #define MCAST_LEAVE_SOURCE_GROUP 47 242 #define MCAST_MSFILTER 48 243 244 #define MCAST_EXCLUDE 0 245 #define MCAST_INCLUDE 1 246 247 struct ip_mreq { 248 struct in_addr imr_multiaddr; 249 struct in_addr imr_interface; 250 }; 251 252 struct ip_mreqn { 253 struct in_addr imr_multiaddr; 254 struct in_addr imr_address; 255 int imr_ifindex; 256 }; 257 258 struct ip_mreq_source { 259 struct in_addr imr_multiaddr; 260 struct in_addr imr_interface; 261 struct in_addr imr_sourceaddr; 262 }; 263 264 struct ip_msfilter { 265 struct in_addr imsf_multiaddr; 266 struct in_addr imsf_interface; 267 uint32_t imsf_fmode; 268 uint32_t imsf_numsrc; 269 struct in_addr imsf_slist[1]; 270 }; 271 #define IP_MSFILTER_SIZE(numsrc) \ 272 (sizeof(struct ip_msfilter) - sizeof(struct in_addr) \ 273 + (numsrc) * sizeof(struct in_addr)) 274 275 struct group_req { 276 uint32_t gr_interface; 277 struct sockaddr_storage gr_group; 278 }; 279 280 struct group_source_req { 281 uint32_t gsr_interface; 282 struct sockaddr_storage gsr_group; 283 struct sockaddr_storage gsr_source; 284 }; 285 286 struct group_filter { 287 uint32_t gf_interface; 288 struct sockaddr_storage gf_group; 289 uint32_t gf_fmode; 290 uint32_t gf_numsrc; 291 struct sockaddr_storage gf_slist[1]; 292 }; 293 #define GROUP_FILTER_SIZE(numsrc) \ 294 (sizeof(struct group_filter) - sizeof(struct sockaddr_storage) \ 295 + (numsrc) * sizeof(struct sockaddr_storage)) 296 297 struct in_pktinfo { 298 int ipi_ifindex; 299 struct in_addr ipi_spec_dst; 300 struct in_addr ipi_addr; 301 }; 302 303 struct in6_pktinfo { 304 struct in6_addr ipi6_addr; 305 unsigned ipi6_ifindex; 306 }; 307 308 struct ip6_mtuinfo { 309 struct sockaddr_in6 ip6m_addr; 310 uint32_t ip6m_mtu; 311 }; 312 #endif 313 314 #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 IPV6_NEXTHOP 9 323 #define IPV6_AUTHHDR 10 324 #define IPV6_UNICAST_HOPS 16 325 #define IPV6_MULTICAST_IF 17 326 #define IPV6_MULTICAST_HOPS 18 327 #define IPV6_MULTICAST_LOOP 19 328 #define IPV6_JOIN_GROUP 20 329 #define IPV6_LEAVE_GROUP 21 330 #define IPV6_ROUTER_ALERT 22 331 #define IPV6_MTU_DISCOVER 23 332 #define IPV6_MTU 24 333 #define IPV6_RECVERR 25 334 #define IPV6_V6ONLY 26 335 #define IPV6_JOIN_ANYCAST 27 336 #define IPV6_LEAVE_ANYCAST 28 337 #define IPV6_MULTICAST_ALL 29 338 #define IPV6_ROUTER_ALERT_ISOLATE 30 339 #define IPV6_IPSEC_POLICY 34 340 #define IPV6_XFRM_POLICY 35 341 #define IPV6_HDRINCL 36 342 343 #define IPV6_RECVPKTINFO 49 344 #define IPV6_PKTINFO 50 345 #define IPV6_RECVHOPLIMIT 51 346 #define IPV6_HOPLIMIT 52 347 #define IPV6_RECVHOPOPTS 53 348 #define IPV6_HOPOPTS 54 349 #define IPV6_RTHDRDSTOPTS 55 350 #define IPV6_RECVRTHDR 56 351 #define IPV6_RTHDR 57 352 #define IPV6_RECVDSTOPTS 58 353 #define IPV6_DSTOPTS 59 354 #define IPV6_RECVPATHMTU 60 355 #define IPV6_PATHMTU 61 356 #define IPV6_DONTFRAG 62 357 #define IPV6_RECVTCLASS 66 358 #define IPV6_TCLASS 67 359 #define IPV6_AUTOFLOWLABEL 70 360 #define IPV6_ADDR_PREFERENCES 72 361 #define IPV6_MINHOPCOUNT 73 362 #define IPV6_ORIGDSTADDR 74 363 #define IPV6_RECVORIGDSTADDR IPV6_ORIGDSTADDR 364 #define IPV6_TRANSPARENT 75 365 #define IPV6_UNICAST_IF 76 366 #define IPV6_RECVFRAGSIZE 77 367 #define IPV6_FREEBIND 78 368 369 #define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP 370 #define IPV6_DROP_MEMBERSHIP IPV6_LEAVE_GROUP 371 #define IPV6_RXHOPOPTS IPV6_HOPOPTS 372 #define IPV6_RXDSTOPTS IPV6_DSTOPTS 373 374 #define IPV6_PMTUDISC_DONT 0 375 #define IPV6_PMTUDISC_WANT 1 376 #define IPV6_PMTUDISC_DO 2 377 #define IPV6_PMTUDISC_PROBE 3 378 #define IPV6_PMTUDISC_INTERFACE 4 379 #define IPV6_PMTUDISC_OMIT 5 380 381 #define IPV6_PREFER_SRC_TMP 0x0001 382 #define IPV6_PREFER_SRC_PUBLIC 0x0002 383 #define IPV6_PREFER_SRC_PUBTMP_DEFAULT 0x0100 384 #define IPV6_PREFER_SRC_COA 0x0004 385 #define IPV6_PREFER_SRC_HOME 0x0400 386 #define IPV6_PREFER_SRC_CGA 0x0008 387 #define IPV6_PREFER_SRC_NONCGA 0x0800 388 389 #define IPV6_RTHDR_LOOSE 0 390 #define IPV6_RTHDR_STRICT 1 391 392 #define IPV6_RTHDR_TYPE_0 0 393 394 #define __UAPI_DEF_IN_ADDR 0 395 #define __UAPI_DEF_IN_IPPROTO 0 396 #define __UAPI_DEF_IN_PKTINFO 0 397 #define __UAPI_DEF_IP_MREQ 0 398 #define __UAPI_DEF_SOCKADDR_IN 0 399 #define __UAPI_DEF_IN_CLASS 0 400 #define __UAPI_DEF_IN6_ADDR 0 401 #define __UAPI_DEF_IN6_ADDR_ALT 0 402 #define __UAPI_DEF_SOCKADDR_IN6 0 403 #define __UAPI_DEF_IPV6_MREQ 0 404 #define __UAPI_DEF_IPPROTO_V6 0 405 #define __UAPI_DEF_IPV6_OPTIONS 0 406 #define __UAPI_DEF_IN6_PKTINFO 0 407 #define __UAPI_DEF_IP6_MTUINFO 0 408 409 #ifdef __cplusplus 410 } 411 #endif 412 413 #endif