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 #else 54 #define SOCK_STREAM 1 55 #define SOCK_DGRAM 2 56 #endif 57 #define SOCK_RAW 3 58 #define SOCK_RDM 4 59 #define SOCK_SEQPACKET 5 60 #define SOCK_DCCP 6 61 #define SOCK_PACKET 10 62 63 #define SOCK_CLOEXEC O_CLOEXEC 64 #define SOCK_NONBLOCK O_NONBLOCK 65 66 enum { 67 SHUT_RD = 0, 68 #define SHUT_RD SHUT_RD 69 SHUT_WR, 70 #define SHUT_WR SHUT_WR 71 SHUT_RDWR 72 #define SHUT_RDWR SHUT_RDWR 73 }; 74 75 struct sockaddr { 76 sa_family_t sa_family; 77 char sa_data[14]; 78 }; 79 80 struct linger { 81 int l_onoff; 82 int l_linger; 83 }; 84 85 struct msghdr { 86 void* msg_name; 87 socklen_t msg_namelen; 88 struct iovec* msg_iov; 89 size_t msg_iovlen; 90 void* msg_control; 91 size_t msg_controllen; 92 int msg_flags; 93 }; 94 95 struct mmsghdr { 96 struct msghdr msg_hdr; 97 unsigned int msg_len; 98 }; 99 100 struct cmsghdr { 101 size_t cmsg_len; 102 int cmsg_level; 103 int cmsg_type; 104 }; 105 106 #define CMSG_NXTHDR(mhdr, cmsg) __cmsg_nxthdr((mhdr), (cmsg)) 107 #define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) ) 108 #define CMSG_DATA(cmsg) (((unsigned char*)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr)))) 109 #define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len)) 110 #define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len)) 111 #define CMSG_FIRSTHDR(msg) \ 112 ((msg)->msg_controllen >= sizeof(struct cmsghdr) \ 113 ? (struct cmsghdr*) (msg)->msg_control : (struct cmsghdr*) NULL) 114 #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))) 115 116 struct cmsghdr* __cmsg_nxthdr(struct msghdr*, struct cmsghdr*); 117 118 #define SCM_RIGHTS 0x01 119 #define SCM_CREDENTIALS 0x02 120 #define SCM_SECURITY 0x03 121 122 struct ucred { 123 pid_t pid; 124 uid_t uid; 125 gid_t gid; 126 }; 127 128 #define AF_UNSPEC 0 129 #define AF_UNIX 1 130 #define AF_LOCAL 1 131 #define AF_INET 2 132 #define AF_AX25 3 133 #define AF_IPX 4 134 #define AF_APPLETALK 5 135 #define AF_NETROM 6 136 #define AF_BRIDGE 7 137 #define AF_ATMPVC 8 138 #define AF_X25 9 139 #define AF_INET6 10 140 #define AF_ROSE 11 141 #define AF_DECnet 12 142 #define AF_NETBEUI 13 143 #define AF_SECURITY 14 144 #define AF_KEY 15 145 #define AF_NETLINK 16 146 #define AF_ROUTE AF_NETLINK 147 #define AF_PACKET 17 148 #define AF_ASH 18 149 #define AF_ECONET 19 150 #define AF_ATMSVC 20 151 #define AF_RDS 21 152 #define AF_SNA 22 153 #define AF_IRDA 23 154 #define AF_PPPOX 24 155 #define AF_WANPIPE 25 156 #define AF_LLC 26 157 #define AF_CAN 29 158 #define AF_TIPC 30 159 #define AF_BLUETOOTH 31 160 #define AF_IUCV 32 161 #define AF_RXRPC 33 162 #define AF_ISDN 34 163 #define AF_PHONET 35 164 #define AF_IEEE802154 36 165 #define AF_CAIF 37 166 #define AF_ALG 38 167 #define AF_NFC 39 168 #define AF_VSOCK 40 169 #define AF_MAX 41 170 171 #define PF_UNSPEC AF_UNSPEC 172 #define PF_UNIX AF_UNIX 173 #define PF_LOCAL AF_LOCAL 174 #define PF_INET AF_INET 175 #define PF_AX25 AF_AX25 176 #define PF_IPX AF_IPX 177 #define PF_APPLETALK AF_APPLETALK 178 #define PF_NETROM AF_NETROM 179 #define PF_BRIDGE AF_BRIDGE 180 #define PF_ATMPVC AF_ATMPVC 181 #define PF_X25 AF_X25 182 #define PF_INET6 AF_INET6 183 #define PF_ROSE AF_ROSE 184 #define PF_DECnet AF_DECnet 185 #define PF_NETBEUI AF_NETBEUI 186 #define PF_SECURITY AF_SECURITY 187 #define PF_KEY AF_KEY 188 #define PF_NETLINK AF_NETLINK 189 #define PF_ROUTE AF_ROUTE 190 #define PF_PACKET AF_PACKET 191 #define PF_ASH AF_ASH 192 #define PF_ECONET AF_ECONET 193 #define PF_ATMSVC AF_ATMSVC 194 #define PF_RDS AF_RDS 195 #define PF_SNA AF_SNA 196 #define PF_IRDA AF_IRDA 197 #define PF_PPPOX AF_PPPOX 198 #define PF_WANPIPE AF_WANPIPE 199 #define PF_LLC AF_LLC 200 #define PF_CAN AF_CAN 201 #define PF_TIPC AF_TIPC 202 #define PF_BLUETOOTH AF_BLUETOOTH 203 #define PF_IUCV AF_IUCV 204 #define PF_RXRPC AF_RXRPC 205 #define PF_ISDN AF_ISDN 206 #define PF_PHONET AF_PHONET 207 #define PF_IEEE802154 AF_IEEE802154 208 #define PF_CAIF AF_CAIF 209 #define PF_ALG AF_ALG 210 #define PF_NFC AF_NFC 211 #define PF_VSOCK AF_VSOCK 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