Home | History | Annotate | Download | only in sys
      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 #include <bits/sa_family_t.h>
     44 
     45 __BEGIN_DECLS
     46 
     47 struct timespec;
     48 
     49 #ifdef __mips__
     50 #define SOCK_DGRAM      1
     51 #define SOCK_STREAM     2
     52 #else
     53 #define SOCK_STREAM     1
     54 #define SOCK_DGRAM      2
     55 #endif
     56 #define SOCK_RAW        3
     57 #define SOCK_RDM        4
     58 #define SOCK_SEQPACKET  5
     59 #define SOCK_DCCP       6
     60 #define SOCK_PACKET     10
     61 
     62 #define SOCK_CLOEXEC O_CLOEXEC
     63 #define SOCK_NONBLOCK O_NONBLOCK
     64 
     65 enum {
     66   SHUT_RD = 0,
     67 #define SHUT_RD         SHUT_RD
     68   SHUT_WR,
     69 #define SHUT_WR         SHUT_WR
     70   SHUT_RDWR
     71 #define SHUT_RDWR       SHUT_RDWR
     72 };
     73 
     74 struct sockaddr {
     75   sa_family_t sa_family;
     76   char sa_data[14];
     77 };
     78 
     79 struct linger {
     80   int l_onoff;
     81   int l_linger;
     82 };
     83 
     84 struct msghdr {
     85   void* msg_name;
     86   socklen_t msg_namelen;
     87   struct iovec* msg_iov;
     88   size_t msg_iovlen;
     89   void* msg_control;
     90   size_t msg_controllen;
     91   int msg_flags;
     92 };
     93 
     94 struct mmsghdr {
     95   struct msghdr msg_hdr;
     96   unsigned int msg_len;
     97 };
     98 
     99 struct cmsghdr {
    100   size_t cmsg_len;
    101   int cmsg_level;
    102   int cmsg_type;
    103 };
    104 
    105 #define CMSG_NXTHDR(mhdr, cmsg) __cmsg_nxthdr((mhdr), (cmsg))
    106 #define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) )
    107 #define CMSG_DATA(cmsg) (((unsigned char*)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr))))
    108 #define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))
    109 #define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
    110 #define CMSG_FIRSTHDR(msg) \
    111   ((msg)->msg_controllen >= sizeof(struct cmsghdr) \
    112    ? (struct cmsghdr*) (msg)->msg_control : (struct cmsghdr*) NULL)
    113 #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)))
    114 
    115 #if __ANDROID_API__ >= __ANDROID_API_L__
    116 struct cmsghdr* __cmsg_nxthdr(struct msghdr* __msg, struct cmsghdr* __cmsg) __INTRODUCED_IN(21);
    117 #else
    118 /* TODO(danalbert): Move this into libandroid_support. */
    119 static inline struct cmsghdr* __cmsg_nxthdr(struct msghdr* msg, struct cmsghdr* cmsg) {
    120   struct cmsghdr* ptr =
    121       __BIONIC_CAST(reinterpret_cast, struct cmsghdr*,
    122                     (__BIONIC_CAST(reinterpret_cast, char*, cmsg) + CMSG_ALIGN(cmsg->cmsg_len)));
    123   size_t len = __BIONIC_CAST(reinterpret_cast, char*, ptr + 1) -
    124                __BIONIC_CAST(reinterpret_cast, char*, msg->msg_control);
    125   if (len > msg->msg_controllen) {
    126     return NULL;
    127   }
    128   return ptr;
    129 }
    130 #endif /* __ANDROID_API__ >= __ANDROID_API_L__ */
    131 
    132 #define SCM_RIGHTS 0x01
    133 #define SCM_CREDENTIALS 0x02
    134 #define SCM_SECURITY 0x03
    135 
    136 struct ucred {
    137   pid_t pid;
    138   uid_t uid;
    139   gid_t gid;
    140 };
    141 
    142 #define AF_UNSPEC 0
    143 #define AF_UNIX 1
    144 #define AF_LOCAL 1
    145 #define AF_INET 2
    146 #define AF_AX25 3
    147 #define AF_IPX 4
    148 #define AF_APPLETALK 5
    149 #define AF_NETROM 6
    150 #define AF_BRIDGE 7
    151 #define AF_ATMPVC 8
    152 #define AF_X25 9
    153 #define AF_INET6 10
    154 #define AF_ROSE 11
    155 #define AF_DECnet 12
    156 #define AF_NETBEUI 13
    157 #define AF_SECURITY 14
    158 #define AF_KEY 15
    159 #define AF_NETLINK 16
    160 #define AF_ROUTE AF_NETLINK
    161 #define AF_PACKET 17
    162 #define AF_ASH 18
    163 #define AF_ECONET 19
    164 #define AF_ATMSVC 20
    165 #define AF_RDS 21
    166 #define AF_SNA 22
    167 #define AF_IRDA 23
    168 #define AF_PPPOX 24
    169 #define AF_WANPIPE 25
    170 #define AF_LLC 26
    171 #define AF_CAN 29
    172 #define AF_TIPC 30
    173 #define AF_BLUETOOTH 31
    174 #define AF_IUCV 32
    175 #define AF_RXRPC 33
    176 #define AF_ISDN 34
    177 #define AF_PHONET 35
    178 #define AF_IEEE802154 36
    179 #define AF_CAIF 37
    180 #define AF_ALG 38
    181 #define AF_NFC 39
    182 #define AF_VSOCK 40
    183 #define AF_KCM 41
    184 #define AF_QIPCRTR 42
    185 #define AF_MAX 43
    186 
    187 #define PF_UNSPEC AF_UNSPEC
    188 #define PF_UNIX AF_UNIX
    189 #define PF_LOCAL AF_LOCAL
    190 #define PF_INET AF_INET
    191 #define PF_AX25 AF_AX25
    192 #define PF_IPX AF_IPX
    193 #define PF_APPLETALK AF_APPLETALK
    194 #define PF_NETROM AF_NETROM
    195 #define PF_BRIDGE AF_BRIDGE
    196 #define PF_ATMPVC AF_ATMPVC
    197 #define PF_X25 AF_X25
    198 #define PF_INET6 AF_INET6
    199 #define PF_ROSE AF_ROSE
    200 #define PF_DECnet AF_DECnet
    201 #define PF_NETBEUI AF_NETBEUI
    202 #define PF_SECURITY AF_SECURITY
    203 #define PF_KEY AF_KEY
    204 #define PF_NETLINK AF_NETLINK
    205 #define PF_ROUTE AF_ROUTE
    206 #define PF_PACKET AF_PACKET
    207 #define PF_ASH AF_ASH
    208 #define PF_ECONET AF_ECONET
    209 #define PF_ATMSVC AF_ATMSVC
    210 #define PF_RDS AF_RDS
    211 #define PF_SNA AF_SNA
    212 #define PF_IRDA AF_IRDA
    213 #define PF_PPPOX AF_PPPOX
    214 #define PF_WANPIPE AF_WANPIPE
    215 #define PF_LLC AF_LLC
    216 #define PF_CAN AF_CAN
    217 #define PF_TIPC AF_TIPC
    218 #define PF_BLUETOOTH AF_BLUETOOTH
    219 #define PF_IUCV AF_IUCV
    220 #define PF_RXRPC AF_RXRPC
    221 #define PF_ISDN AF_ISDN
    222 #define PF_PHONET AF_PHONET
    223 #define PF_IEEE802154 AF_IEEE802154
    224 #define PF_CAIF AF_CAIF
    225 #define PF_ALG AF_ALG
    226 #define PF_NFC AF_NFC
    227 #define PF_VSOCK AF_VSOCK
    228 #define PF_KCM AF_KCM
    229 #define PF_QIPCRTR AF_QIPCRTR
    230 #define PF_MAX AF_MAX
    231 
    232 #define SOMAXCONN 128
    233 
    234 #define MSG_OOB 1
    235 #define MSG_PEEK 2
    236 #define MSG_DONTROUTE 4
    237 #define MSG_TRYHARD 4
    238 #define MSG_CTRUNC 8
    239 #define MSG_PROBE 0x10
    240 #define MSG_TRUNC 0x20
    241 #define MSG_DONTWAIT 0x40
    242 #define MSG_EOR 0x80
    243 #define MSG_WAITALL 0x100
    244 #define MSG_FIN 0x200
    245 #define MSG_SYN 0x400
    246 #define MSG_CONFIRM 0x800
    247 #define MSG_RST 0x1000
    248 #define MSG_ERRQUEUE 0x2000
    249 #define MSG_NOSIGNAL 0x4000
    250 #define MSG_MORE 0x8000
    251 #define MSG_WAITFORONE 0x10000
    252 #define MSG_BATCH 0x40000
    253 #define MSG_FASTOPEN 0x20000000
    254 #define MSG_CMSG_CLOEXEC 0x40000000
    255 #define MSG_EOF MSG_FIN
    256 #define MSG_CMSG_COMPAT 0
    257 
    258 #define SOL_IP 0
    259 #define SOL_TCP 6
    260 #define SOL_UDP 17
    261 #define SOL_IPV6 41
    262 #define SOL_ICMPV6 58
    263 #define SOL_SCTP 132
    264 #define SOL_RAW 255
    265 #define SOL_IPX 256
    266 #define SOL_AX25 257
    267 #define SOL_ATALK 258
    268 #define SOL_NETROM 259
    269 #define SOL_ROSE 260
    270 #define SOL_DECNET 261
    271 #define SOL_X25 262
    272 #define SOL_PACKET 263
    273 #define SOL_ATM 264
    274 #define SOL_AAL 265
    275 #define SOL_IRDA 266
    276 #define SOL_NETBEUI 267
    277 #define SOL_LLC 268
    278 #define SOL_DCCP 269
    279 #define SOL_NETLINK 270
    280 #define SOL_TIPC 271
    281 #define SOL_RXRPC 272
    282 #define SOL_PPPOL2TP 273
    283 #define SOL_BLUETOOTH 274
    284 #define SOL_PNPIPE 275
    285 #define SOL_RDS 276
    286 #define SOL_IUCV 277
    287 #define SOL_CAIF 278
    288 #define SOL_ALG 279
    289 #define SOL_NFC 280
    290 #define SOL_KCM 281
    291 
    292 #define IPX_TYPE 1
    293 
    294 #ifdef __i386__
    295 # define __socketcall extern __attribute__((__cdecl__))
    296 #else
    297 # define __socketcall extern
    298 #endif
    299 
    300 __socketcall int accept(int __fd, struct sockaddr* __addr, socklen_t* __addr_length);
    301 __socketcall int accept4(int __fd, struct sockaddr* __addr, socklen_t* __addr_length, int __flags) __INTRODUCED_IN(21);
    302 __socketcall int bind(int __fd, const struct sockaddr* __addr, socklen_t __addr_length);
    303 __socketcall int connect(int __fd, const struct sockaddr* __addr, socklen_t __addr_length);
    304 __socketcall int getpeername(int __fd, struct sockaddr* __addr, socklen_t* __addr_length);
    305 __socketcall int getsockname(int __fd, struct sockaddr* __addr, socklen_t* __addr_length);
    306 __socketcall int getsockopt(int __fd, int __level, int __option, void* __value, socklen_t* __value_length);
    307 __socketcall int listen(int __fd, int __backlog);
    308 __socketcall int recvmmsg(int __fd, struct mmsghdr* __msgs, unsigned int __msg_count, int __flags, const struct timespec* __timeout)
    309   __INTRODUCED_IN(21);
    310 __socketcall ssize_t recvmsg(int __fd, struct msghdr* __msg, int __flags);
    311 __socketcall int sendmmsg(int __fd, const struct mmsghdr* __msgs, unsigned int __msg_count, int __flags) __INTRODUCED_IN(21);
    312 __socketcall ssize_t sendmsg(int __fd, const struct msghdr* __msg, int __flags);
    313 __socketcall int setsockopt(int __fd, int __level, int __option, const void* __value, socklen_t __value_length);
    314 __socketcall int shutdown(int __fd, int __how);
    315 __socketcall int socket(int __af, int __type, int __protocol);
    316 __socketcall int socketpair(int __af, int __type, int __protocol, int __fds[2]);
    317 
    318 ssize_t recv(int __fd, void* __buf, size_t __n, int __flags);
    319 ssize_t send(int __fd, const void* __buf, size_t __n, int __flags);
    320 
    321 __socketcall ssize_t sendto(int __fd, const void* __buf, size_t __n, int __flags, const struct sockaddr* __dst_addr, socklen_t __dst_addr_length);
    322 __socketcall ssize_t recvfrom(int __fd, void* __buf, size_t __n, int __flags, struct sockaddr* __src_addr, socklen_t* __src_addr_length);
    323 
    324 #if defined(__BIONIC_INCLUDE_FORTIFY_HEADERS)
    325 #include <bits/fortify/socket.h>
    326 #endif
    327 
    328 #undef __socketcall
    329 
    330 __END_DECLS
    331 
    332 #endif
    333