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The Android Open Source Project1dc9e472009-03-03 19:28:35 -08001/*
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 */
Andrei Emeltchenko43d21372013-10-14 16:48:26 +030028
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080029#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
Andrei Emeltchenko43d21372013-10-14 16:48:26 +030036#include <asm/fcntl.h>
Elliott Hughes86ec05a2012-09-11 19:03:02 -070037#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
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080043__BEGIN_DECLS
44
Elliott Hughes86ec05a2012-09-11 19:03:02 -070045#define sockaddr_storage __kernel_sockaddr_storage
Elliott Hughes9f87a0b2014-02-07 14:55:58 -080046typedef unsigned short sa_family_t;
Elliott Hughes86ec05a2012-09-11 19:03:02 -070047
Elliott Hughesa8b1eb32014-02-28 17:59:29 -080048struct timespec;
49
Raghu Gandham6437eac2012-08-02 16:50:10 -070050#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
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080059#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
Raghu Gandham6437eac2012-08-02 16:50:10 -070065#endif
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080066
Andrei Emeltchenko43d21372013-10-14 16:48:26 +030067#define SOCK_CLOEXEC O_CLOEXEC
68#define SOCK_NONBLOCK O_NONBLOCK
69
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080070enum {
Andrei Emeltchenko43d21372013-10-14 16:48:26 +030071 SHUT_RD = 0,
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080072#define SHUT_RD SHUT_RD
Andrei Emeltchenko43d21372013-10-14 16:48:26 +030073 SHUT_WR,
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080074#define SHUT_WR SHUT_WR
Andrei Emeltchenko43d21372013-10-14 16:48:26 +030075 SHUT_RDWR
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080076#define SHUT_RDWR SHUT_RDWR
77};
78
Elliott Hughes86ec05a2012-09-11 19:03:02 -070079struct sockaddr {
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +010080 sa_family_t sa_family;
81 char sa_data[14];
Elliott Hughes86ec05a2012-09-11 19:03:02 -070082};
The Android Open Source Project1dc9e472009-03-03 19:28:35 -080083
Elliott Hughes86ec05a2012-09-11 19:03:02 -070084struct linger {
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +010085 int l_onoff;
86 int l_linger;
Elliott Hughes86ec05a2012-09-11 19:03:02 -070087};
88
89struct msghdr {
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +010090 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
99struct mmsghdr {
100 struct msghdr msg_hdr;
101 unsigned int msg_len;
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700102};
103
104struct cmsghdr {
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100105 size_t cmsg_len;
106 int cmsg_level;
107 int cmsg_type;
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700108};
109
Calin Juravlef1de90b2014-03-19 17:40:23 +0000110#define CMSG_NXTHDR(mhdr, cmsg) __cmsg_nxthdr((mhdr)->msg_control, (mhdr)->msg_controllen, (cmsg))
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700111#define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) )
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100112#define CMSG_DATA(cmsg) ((void*)((char*)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr))))
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700113#define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))
114#define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
Calin Juravlef1de90b2014-03-19 17:40:23 +0000115#define CMSG_FIRSTHDR(msg) \
116 ((msg)->msg_controllen >= sizeof(struct cmsghdr) \
117 ? (struct cmsghdr*) (msg)->msg_control : (struct cmsghdr*) NULL)
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100118#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)))
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700119
120#ifdef __GNUC__
121#define __KINLINE static __inline__
122#elif defined(__cplusplus)
123#define __KINLINE static inline
124#else
125#define __KINLINE static
126#endif
127
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100128__KINLINE struct cmsghdr* __cmsg_nxthdr(void* __ctl, size_t __size, struct cmsghdr* __cmsg) {
129 struct cmsghdr* __ptr;
130 __ptr = (struct cmsghdr*)(((unsigned char*) __cmsg) + CMSG_ALIGN(__cmsg->cmsg_len));
131 if ((unsigned long)((char*)(__ptr+1) - (char*) __ctl) > __size) {
132 return NULL;
133 }
134 return __ptr;
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700135}
136
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700137#define SCM_RIGHTS 0x01
138#define SCM_CREDENTIALS 0x02
139#define SCM_SECURITY 0x03
140
141struct ucred {
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100142 pid_t pid;
143 uid_t uid;
144 gid_t gid;
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700145};
146
147#define AF_UNSPEC 0
148#define AF_UNIX 1
149#define AF_LOCAL 1
150#define AF_INET 2
151#define AF_AX25 3
152#define AF_IPX 4
153#define AF_APPLETALK 5
154#define AF_NETROM 6
155#define AF_BRIDGE 7
156#define AF_ATMPVC 8
157#define AF_X25 9
158#define AF_INET6 10
159#define AF_ROSE 11
160#define AF_DECnet 12
161#define AF_NETBEUI 13
162#define AF_SECURITY 14
163#define AF_KEY 15
164#define AF_NETLINK 16
165#define AF_ROUTE AF_NETLINK
166#define AF_PACKET 17
167#define AF_ASH 18
168#define AF_ECONET 19
169#define AF_ATMSVC 20
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800170#define AF_RDS 21
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700171#define AF_SNA 22
172#define AF_IRDA 23
173#define AF_PPPOX 24
174#define AF_WANPIPE 25
175#define AF_LLC 26
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800176#define AF_CAN 29
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700177#define AF_TIPC 30
178#define AF_BLUETOOTH 31
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800179#define AF_IUCV 32
180#define AF_RXRPC 33
181#define AF_ISDN 34
182#define AF_PHONET 35
183#define AF_IEEE802154 36
184#define AF_CAIF 37
185#define AF_ALG 38
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700186#define AF_MAX 39
187
188#define PF_UNSPEC AF_UNSPEC
189#define PF_UNIX AF_UNIX
190#define PF_LOCAL AF_LOCAL
191#define PF_INET AF_INET
192#define PF_AX25 AF_AX25
193#define PF_IPX AF_IPX
194#define PF_APPLETALK AF_APPLETALK
195#define PF_NETROM AF_NETROM
196#define PF_BRIDGE AF_BRIDGE
197#define PF_ATMPVC AF_ATMPVC
198#define PF_X25 AF_X25
199#define PF_INET6 AF_INET6
200#define PF_ROSE AF_ROSE
201#define PF_DECnet AF_DECnet
202#define PF_NETBEUI AF_NETBEUI
203#define PF_SECURITY AF_SECURITY
204#define PF_KEY AF_KEY
205#define PF_NETLINK AF_NETLINK
206#define PF_ROUTE AF_ROUTE
207#define PF_PACKET AF_PACKET
208#define PF_ASH AF_ASH
209#define PF_ECONET AF_ECONET
210#define PF_ATMSVC AF_ATMSVC
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800211#define PF_RDS AF_RDS
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700212#define PF_SNA AF_SNA
213#define PF_IRDA AF_IRDA
214#define PF_PPPOX AF_PPPOX
215#define PF_WANPIPE AF_WANPIPE
216#define PF_LLC AF_LLC
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800217#define PF_CAN AF_CAN
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700218#define PF_TIPC AF_TIPC
219#define PF_BLUETOOTH AF_BLUETOOTH
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800220#define PF_IUCV AF_IUCV
221#define PF_RXRPC AF_RXRPC
222#define PF_ISDN AF_ISDN
223#define PF_PHONET AF_PHONET
224#define PF_IEEE802154 AF_IEEE802154
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700225#define PF_CAIF AF_CAIF
Elliott Hughesd73c0b32013-01-03 16:25:47 -0800226#define PF_ALG AF_ALG
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700227#define PF_MAX AF_MAX
228
229#define SOMAXCONN 128
230
231#define MSG_OOB 1
232#define MSG_PEEK 2
233#define MSG_DONTROUTE 4
234#define MSG_TRYHARD 4
235#define MSG_CTRUNC 8
236#define MSG_PROBE 0x10
237#define MSG_TRUNC 0x20
238#define MSG_DONTWAIT 0x40
239#define MSG_EOR 0x80
240#define MSG_WAITALL 0x100
241#define MSG_FIN 0x200
242#define MSG_SYN 0x400
243#define MSG_CONFIRM 0x800
244#define MSG_RST 0x1000
245#define MSG_ERRQUEUE 0x2000
246#define MSG_NOSIGNAL 0x4000
247#define MSG_MORE 0x8000
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100248#define MSG_WAITFORONE 0x10000
249#define MSG_FASTOPEN 0x20000000
250#define MSG_CMSG_CLOEXEC 0x40000000
Elliott Hughes86ec05a2012-09-11 19:03:02 -0700251#define MSG_EOF MSG_FIN
252#define MSG_CMSG_COMPAT 0
253
254#define SOL_IP 0
255#define SOL_TCP 6
256#define SOL_UDP 17
257#define SOL_IPV6 41
258#define SOL_ICMPV6 58
259#define SOL_SCTP 132
260#define SOL_RAW 255
261#define SOL_IPX 256
262#define SOL_AX25 257
263#define SOL_ATALK 258
264#define SOL_NETROM 259
265#define SOL_ROSE 260
266#define SOL_DECNET 261
267#define SOL_X25 262
268#define SOL_PACKET 263
269#define SOL_ATM 264
270#define SOL_AAL 265
271#define SOL_IRDA 266
272#define SOL_NETBEUI 267
273#define SOL_LLC 268
274#define SOL_DCCP 269
275#define SOL_NETLINK 270
276#define SOL_TIPC 271
277
278#define IPX_TYPE 1
279
280#ifdef __i386__
281# define __socketcall extern __attribute__((__cdecl__))
282#else
283# define __socketcall extern
284#endif
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800285
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100286__socketcall int accept(int, struct sockaddr*, socklen_t*);
287__socketcall int bind(int, const struct sockaddr*, int);
288__socketcall int connect(int, const struct sockaddr*, socklen_t);
289__socketcall int getpeername(int, struct sockaddr*, socklen_t*);
290__socketcall int getsockname(int, struct sockaddr*, socklen_t*);
291__socketcall int getsockopt(int, int, int, void*, socklen_t*);
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800292__socketcall int listen(int, int);
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100293__socketcall int recvmmsg(int, struct mmsghdr*, unsigned int, int, const struct timespec*);
Elliott Hughes247dc912014-03-10 17:17:01 -0700294__socketcall int recvmsg(int, struct msghdr*, int);
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100295__socketcall int sendmmsg(int, const struct mmsghdr*, unsigned int, int);
Elliott Hughes247dc912014-03-10 17:17:01 -0700296__socketcall int sendmsg(int, const struct msghdr*, int);
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100297__socketcall int setsockopt(int, int, int, const void*, socklen_t);
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800298__socketcall int shutdown(int, int);
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100299__socketcall int socket(int, int, int);
300__socketcall int socketpair(int, int, int, int*);
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800301
Elliott Hughes247dc912014-03-10 17:17:01 -0700302extern ssize_t send(int, const void*, size_t, int);
303extern ssize_t recv(int, void*, size_t, int);
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800304
Guillaume Ranquet6ff0c752014-02-10 13:11:29 +0100305__socketcall ssize_t sendto(int, const void*, size_t, int, const struct sockaddr*, socklen_t);
Elliott Hughes247dc912014-03-10 17:17:01 -0700306__socketcall ssize_t recvfrom(int, void*, size_t, int, const struct sockaddr*, socklen_t*);
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800307
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700308#if defined(__BIONIC_FORTIFY)
309__errordecl(__recvfrom_error, "recvfrom called with size bigger than buffer");
Elliott Hughes247dc912014-03-10 17:17:01 -0700310extern ssize_t __recvfrom_chk(int, void*, size_t, size_t, int, const struct sockaddr*, socklen_t*);
311extern ssize_t __recvfrom_real(int, void*, size_t, int, const struct sockaddr*, socklen_t*)
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700312 __asm__(__USER_LABEL_PREFIX__ "recvfrom");
313
314__BIONIC_FORTIFY_INLINE
Elliott Hughes247dc912014-03-10 17:17:01 -0700315ssize_t recvfrom(int fd, void* buf, size_t len, int flags, const struct sockaddr* src_addr, socklen_t* addr_len) {
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700316 size_t bos = __bos0(buf);
317
318#if !defined(__clang__)
319 if (bos == __BIONIC_FORTIFY_UNKNOWN_SIZE) {
Elliott Hughes247dc912014-03-10 17:17:01 -0700320 return __recvfrom_real(fd, buf, len, flags, src_addr, addr_len);
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700321 }
322
323 if (__builtin_constant_p(len) && (len <= bos)) {
Elliott Hughes247dc912014-03-10 17:17:01 -0700324 return __recvfrom_real(fd, buf, len, flags, src_addr, addr_len);
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700325 }
326
327 if (__builtin_constant_p(len) && (len > bos)) {
328 __recvfrom_error();
329 }
330#endif
331
Elliott Hughes247dc912014-03-10 17:17:01 -0700332 return __recvfrom_chk(fd, buf, len, bos, flags, src_addr, addr_len);
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700333}
334
335__BIONIC_FORTIFY_INLINE
Elliott Hughes247dc912014-03-10 17:17:01 -0700336ssize_t recv(int socket, void* buf, size_t len, int flags) {
337 return recvfrom(socket, buf, len, flags, NULL, 0);
Nick Kralevich60f4f9a2013-09-24 16:32:07 -0700338}
339
340#endif /* __BIONIC_FORTIFY */
341
The Android Open Source Project1dc9e472009-03-03 19:28:35 -0800342#undef __socketcall
343
344__END_DECLS
345
346#endif /* _SYS_SOCKET_H */