1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _SYS_SOCKET_H_ 30 #define _SYS_SOCKET_H_ 31 32 #include <sys/cdefs.h> 33 #include <sys/types.h> 34 #include <linux/socket.h> 35 36 #include <asm/fcntl.h> 37 #include <asm/socket.h> 38 #include <linux/sockios.h> 39 #include <linux/uio.h> 40 #include <linux/types.h> 41 #include <linux/compiler.h> 42 43 __BEGIN_DECLS 44 45 #define sockaddr_storage __kernel_sockaddr_storage 46 typedef unsigned short sa_family_t; 47 48 struct timespec; 49 50 #ifdef __mips__ 51 #define SOCK_DGRAM 1 52 #define SOCK_STREAM 2 53 #define SOCK_RAW 3 54 #define SOCK_RDM 4 55 #define SOCK_SEQPACKET 5 56 #define SOCK_DCCP 6 57 #define SOCK_PACKET 10 58 #else 59 #define SOCK_STREAM 1 60 #define SOCK_DGRAM 2 61 #define SOCK_RAW 3 62 #define SOCK_RDM 4 63 #define SOCK_SEQPACKET 5 64 #define SOCK_PACKET 10 65 #endif 66 67 #define SOCK_CLOEXEC O_CLOEXEC 68 #define SOCK_NONBLOCK O_NONBLOCK 69 70 enum { 71 SHUT_RD = 0, 72 #define SHUT_RD SHUT_RD 73 SHUT_WR, 74 #define SHUT_WR SHUT_WR 75 SHUT_RDWR 76 #define SHUT_RDWR SHUT_RDWR 77 }; 78 79 struct sockaddr { 80 sa_family_t sa_family; 81 char sa_data[14]; 82 }; 83 84 struct linger { 85 int l_onoff; 86 int l_linger; 87 }; 88 89 struct msghdr { 90 void* msg_name; 91 socklen_t msg_namelen; 92 struct iovec* msg_iov; 93 size_t msg_iovlen; 94 void* msg_control; 95 size_t msg_controllen; 96 int msg_flags; 97 }; 98 99 struct mmsghdr { 100 struct msghdr msg_hdr; 101 unsigned int msg_len; 102 }; 103 104 struct cmsghdr { 105 size_t cmsg_len; 106 int cmsg_level; 107 int cmsg_type; 108 }; 109 110 #define CMSG_NXTHDR(mhdr, cmsg) __cmsg_nxthdr((mhdr), (cmsg)) 111 #define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) ) 112 #define CMSG_DATA(cmsg) ((void*)((char*)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr)))) 113 #define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len)) 114 #define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len)) 115 #define CMSG_FIRSTHDR(msg) \ 116 ((msg)->msg_controllen >= sizeof(struct cmsghdr) \ 117 ? (struct cmsghdr*) (msg)->msg_control : (struct cmsghdr*) NULL) 118 #define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && (cmsg)->cmsg_len <= (unsigned long) ((mhdr)->msg_controllen - ((char*)(cmsg) - (char*)(mhdr)->msg_control))) 119 120 struct cmsghdr* __cmsg_nxthdr(struct msghdr*, struct cmsghdr*); 121 122 #define SCM_RIGHTS 0x01 123 #define SCM_CREDENTIALS 0x02 124 #define SCM_SECURITY 0x03 125 126 struct ucred { 127 pid_t pid; 128 uid_t uid; 129 gid_t gid; 130 }; 131 132 #define AF_UNSPEC 0 133 #define AF_UNIX 1 134 #define AF_LOCAL 1 135 #define AF_INET 2 136 #define AF_AX25 3 137 #define AF_IPX 4 138 #define AF_APPLETALK 5 139 #define AF_NETROM 6 140 #define AF_BRIDGE 7 141 #define AF_ATMPVC 8 142 #define AF_X25 9 143 #define AF_INET6 10 144 #define AF_ROSE 11 145 #define AF_DECnet 12 146 #define AF_NETBEUI 13 147 #define AF_SECURITY 14 148 #define AF_KEY 15 149 #define AF_NETLINK 16 150 #define AF_ROUTE AF_NETLINK 151 #define AF_PACKET 17 152 #define AF_ASH 18 153 #define AF_ECONET 19 154 #define AF_ATMSVC 20 155 #define AF_RDS 21 156 #define AF_SNA 22 157 #define AF_IRDA 23 158 #define AF_PPPOX 24 159 #define AF_WANPIPE 25 160 #define AF_LLC 26 161 #define AF_CAN 29 162 #define AF_TIPC 30 163 #define AF_BLUETOOTH 31 164 #define AF_IUCV 32 165 #define AF_RXRPC 33 166 #define AF_ISDN 34 167 #define AF_PHONET 35 168 #define AF_IEEE802154 36 169 #define AF_CAIF 37 170 #define AF_ALG 38 171 #define AF_MAX 39 172 173 #define PF_UNSPEC AF_UNSPEC 174 #define PF_UNIX AF_UNIX 175 #define PF_LOCAL AF_LOCAL 176 #define PF_INET AF_INET 177 #define PF_AX25 AF_AX25 178 #define PF_IPX AF_IPX 179 #define PF_APPLETALK AF_APPLETALK 180 #define PF_NETROM AF_NETROM 181 #define PF_BRIDGE AF_BRIDGE 182 #define PF_ATMPVC AF_ATMPVC 183 #define PF_X25 AF_X25 184 #define PF_INET6 AF_INET6 185 #define PF_ROSE AF_ROSE 186 #define PF_DECnet AF_DECnet 187 #define PF_NETBEUI AF_NETBEUI 188 #define PF_SECURITY AF_SECURITY 189 #define PF_KEY AF_KEY 190 #define PF_NETLINK AF_NETLINK 191 #define PF_ROUTE AF_ROUTE 192 #define PF_PACKET AF_PACKET 193 #define PF_ASH AF_ASH 194 #define PF_ECONET AF_ECONET 195 #define PF_ATMSVC AF_ATMSVC 196 #define PF_RDS AF_RDS 197 #define PF_SNA AF_SNA 198 #define PF_IRDA AF_IRDA 199 #define PF_PPPOX AF_PPPOX 200 #define PF_WANPIPE AF_WANPIPE 201 #define PF_LLC AF_LLC 202 #define PF_CAN AF_CAN 203 #define PF_TIPC AF_TIPC 204 #define PF_BLUETOOTH AF_BLUETOOTH 205 #define PF_IUCV AF_IUCV 206 #define PF_RXRPC AF_RXRPC 207 #define PF_ISDN AF_ISDN 208 #define PF_PHONET AF_PHONET 209 #define PF_IEEE802154 AF_IEEE802154 210 #define PF_CAIF AF_CAIF 211 #define PF_ALG AF_ALG 212 #define PF_MAX AF_MAX 213 214 #define SOMAXCONN 128 215 216 #define MSG_OOB 1 217 #define MSG_PEEK 2 218 #define MSG_DONTROUTE 4 219 #define MSG_TRYHARD 4 220 #define MSG_CTRUNC 8 221 #define MSG_PROBE 0x10 222 #define MSG_TRUNC 0x20 223 #define MSG_DONTWAIT 0x40 224 #define MSG_EOR 0x80 225 #define MSG_WAITALL 0x100 226 #define MSG_FIN 0x200 227 #define MSG_SYN 0x400 228 #define MSG_CONFIRM 0x800 229 #define MSG_RST 0x1000 230 #define MSG_ERRQUEUE 0x2000 231 #define MSG_NOSIGNAL 0x4000 232 #define MSG_MORE 0x8000 233 #define MSG_WAITFORONE 0x10000 234 #define MSG_FASTOPEN 0x20000000 235 #define MSG_CMSG_CLOEXEC 0x40000000 236 #define MSG_EOF MSG_FIN 237 #define MSG_CMSG_COMPAT 0 238 239 #define SOL_IP 0 240 #define SOL_TCP 6 241 #define SOL_UDP 17 242 #define SOL_IPV6 41 243 #define SOL_ICMPV6 58 244 #define SOL_SCTP 132 245 #define SOL_RAW 255 246 #define SOL_IPX 256 247 #define SOL_AX25 257 248 #define SOL_ATALK 258 249 #define SOL_NETROM 259 250 #define SOL_ROSE 260 251 #define SOL_DECNET 261 252 #define SOL_X25 262 253 #define SOL_PACKET 263 254 #define SOL_ATM 264 255 #define SOL_AAL 265 256 #define SOL_IRDA 266 257 #define SOL_NETBEUI 267 258 #define SOL_LLC 268 259 #define SOL_DCCP 269 260 #define SOL_NETLINK 270 261 #define SOL_TIPC 271 262 263 #define IPX_TYPE 1 264 265 #ifdef __i386__ 266 # define __socketcall extern __attribute__((__cdecl__)) 267 #else 268 # define __socketcall extern 269 #endif 270 271 __socketcall int accept(int, struct sockaddr*, socklen_t*); 272 __socketcall int accept4(int, struct sockaddr*, socklen_t*, int); 273 __socketcall int bind(int, const struct sockaddr*, int); 274 __socketcall int connect(int, const struct sockaddr*, socklen_t); 275 __socketcall int getpeername(int, struct sockaddr*, socklen_t*); 276 __socketcall int getsockname(int, struct sockaddr*, socklen_t*); 277 __socketcall int getsockopt(int, int, int, void*, socklen_t*); 278 __socketcall int listen(int, int); 279 __socketcall int recvmmsg(int, struct mmsghdr*, unsigned int, int, const struct timespec*); 280 __socketcall int recvmsg(int, struct msghdr*, int); 281 __socketcall int sendmmsg(int, const struct mmsghdr*, unsigned int, int); 282 __socketcall int sendmsg(int, const struct msghdr*, int); 283 __socketcall int setsockopt(int, int, int, const void*, socklen_t); 284 __socketcall int shutdown(int, int); 285 __socketcall int socket(int, int, int); 286 __socketcall int socketpair(int, int, int, int*); 287 288 extern ssize_t send(int, const void*, size_t, int); 289 extern ssize_t recv(int, void*, size_t, int); 290 291 __socketcall ssize_t sendto(int, const void*, size_t, int, const struct sockaddr*, socklen_t); 292 __socketcall ssize_t recvfrom(int, void*, size_t, int, const struct sockaddr*, socklen_t*); 293 294 __errordecl(__recvfrom_error, "recvfrom called with size bigger than buffer"); 295 extern ssize_t __recvfrom_chk(int, void*, size_t, size_t, int, const struct sockaddr*, socklen_t*); 296 extern ssize_t __recvfrom_real(int, void*, size_t, int, const struct sockaddr*, socklen_t*) __RENAME(recvfrom); 297 298 #if defined(__BIONIC_FORTIFY) 299 300 __BIONIC_FORTIFY_INLINE 301 ssize_t recvfrom(int fd, void* buf, size_t len, int flags, const struct sockaddr* src_addr, socklen_t* addr_len) { 302 size_t bos = __bos0(buf); 303 304 #if !defined(__clang__) 305 if (bos == __BIONIC_FORTIFY_UNKNOWN_SIZE) { 306 return __recvfrom_real(fd, buf, len, flags, src_addr, addr_len); 307 } 308 309 if (__builtin_constant_p(len) && (len <= bos)) { 310 return __recvfrom_real(fd, buf, len, flags, src_addr, addr_len); 311 } 312 313 if (__builtin_constant_p(len) && (len > bos)) { 314 __recvfrom_error(); 315 } 316 #endif 317 318 return __recvfrom_chk(fd, buf, len, bos, flags, src_addr, addr_len); 319 } 320 321 __BIONIC_FORTIFY_INLINE 322 ssize_t recv(int socket, void* buf, size_t len, int flags) { 323 return recvfrom(socket, buf, len, flags, NULL, 0); 324 } 325 326 #endif /* __BIONIC_FORTIFY */ 327 328 #undef __socketcall 329 330 __END_DECLS 331 332 #endif /* _SYS_SOCKET_H */ 333