1#ifndef _LINUX_SOCKET_H
2#define _LINUX_SOCKET_H
3
4
5
6
7#define _K_SS_MAXSIZE 128
8#define _K_SS_ALIGNSIZE (__alignof__ (struct sockaddr *))
9
10
11struct __kernel_sockaddr_storage {
12 unsigned short ss_family;
13
14 char __data[_K_SS_MAXSIZE - sizeof(unsigned short)];
15
16
17} __attribute__ ((aligned(_K_SS_ALIGNSIZE)));
18
19#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
20
21#include <asm/socket.h>
22#include <linux/sockios.h>
23#include <linux/uio.h>
24#include <linux/types.h>
25#include <linux/compiler.h>
26
27extern int sysctl_somaxconn;
28#ifdef CONFIG_PROC_FS
29struct seq_file;
30extern void socket_seq_show(struct seq_file *seq);
31#endif
32
33typedef unsigned short sa_family_t;
34
35
36
37
38
39struct sockaddr {
40 sa_family_t sa_family;
41 char sa_data[14];
42};
43
44struct linger {
45 int l_onoff;
46 int l_linger;
47};
48
49#define sockaddr_storage __kernel_sockaddr_storage
50
51
52
53
54
55
56
57struct msghdr {
58 void * msg_name;
59 int msg_namelen;
60 struct iovec * msg_iov;
61 __kernel_size_t msg_iovlen;
62 void * msg_control;
63 __kernel_size_t msg_controllen;
64 unsigned msg_flags;
65};
66
67
68
69
70
71
72
73struct cmsghdr {
74 __kernel_size_t cmsg_len;
75 int cmsg_level;
76 int cmsg_type;
77};
78
79
80
81
82
83
84#define __CMSG_NXTHDR(ctl, len, cmsg) __cmsg_nxthdr((ctl),(len),(cmsg))
85#define CMSG_NXTHDR(mhdr, cmsg) cmsg_nxthdr((mhdr), (cmsg))
86
87#define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) )
88
89#define CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr))))
90#define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))
91#define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
92
93#define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? \
94 (struct cmsghdr *)(ctl) : \
95 (struct cmsghdr *)NULL)
96#define CMSG_FIRSTHDR(msg) __CMSG_FIRSTHDR((msg)->msg_control, (msg)->msg_controllen)
97#define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \
98 (cmsg)->cmsg_len <= (unsigned long) \
99 ((mhdr)->msg_controllen - \
100 ((char *)(cmsg) - (char *)(mhdr)->msg_control)))
101
102
103
104
105
106#ifdef __KERNEL__
107#define __KINLINE static inline
108#elif defined(__GNUC__)
109#define __KINLINE static __inline__
110#elif defined(__cplusplus)
111#define __KINLINE static inline
112#else
113#define __KINLINE static
114#endif
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130__KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
131 struct cmsghdr *__cmsg)
132{
133 struct cmsghdr * __ptr;
134
135 __ptr = (struct cmsghdr*)(((unsigned char *) __cmsg) + CMSG_ALIGN(__cmsg->cmsg_len));
136 if ((unsigned long)((char*)(__ptr+1) - (char *) __ctl) > __size)
137 return (struct cmsghdr *)0;
138
139 return __ptr;
140}
141
142__KINLINE struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg)
143{
144 return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
145}
146
147
148
149#define SCM_RIGHTS 0x01
150#define SCM_CREDENTIALS 0x02
151#define SCM_SECURITY 0x03
152
153struct ucred {
154 __u32 pid;
155 __u32 uid;
156 __u32 gid;
157};
158
159
160#define AF_UNSPEC 0
161#define AF_UNIX 1
162#define AF_LOCAL 1
163#define AF_INET 2
164#define AF_AX25 3
165#define AF_IPX 4
166#define AF_APPLETALK 5
167#define AF_NETROM 6
168#define AF_BRIDGE 7
169#define AF_ATMPVC 8
170#define AF_X25 9
171#define AF_INET6 10
172#define AF_ROSE 11
173#define AF_DECnet 12
174#define AF_NETBEUI 13
175#define AF_SECURITY 14
176#define AF_KEY 15
177#define AF_NETLINK 16
178#define AF_ROUTE AF_NETLINK
179#define AF_PACKET 17
180#define AF_ASH 18
181#define AF_ECONET 19
182#define AF_ATMSVC 20
183#define AF_SNA 22
184#define AF_IRDA 23
185#define AF_PPPOX 24
186#define AF_WANPIPE 25
187#define AF_LLC 26
188#define AF_TIPC 30
189#define AF_BLUETOOTH 31
190#define AF_IUCV 32
191#define AF_RXRPC 33
192#define AF_MAX 34
193
194
195#define PF_UNSPEC AF_UNSPEC
196#define PF_UNIX AF_UNIX
197#define PF_LOCAL AF_LOCAL
198#define PF_INET AF_INET
199#define PF_AX25 AF_AX25
200#define PF_IPX AF_IPX
201#define PF_APPLETALK AF_APPLETALK
202#define PF_NETROM AF_NETROM
203#define PF_BRIDGE AF_BRIDGE
204#define PF_ATMPVC AF_ATMPVC
205#define PF_X25 AF_X25
206#define PF_INET6 AF_INET6
207#define PF_ROSE AF_ROSE
208#define PF_DECnet AF_DECnet
209#define PF_NETBEUI AF_NETBEUI
210#define PF_SECURITY AF_SECURITY
211#define PF_KEY AF_KEY
212#define PF_NETLINK AF_NETLINK
213#define PF_ROUTE AF_ROUTE
214#define PF_PACKET AF_PACKET
215#define PF_ASH AF_ASH
216#define PF_ECONET AF_ECONET
217#define PF_ATMSVC AF_ATMSVC
218#define PF_SNA AF_SNA
219#define PF_IRDA AF_IRDA
220#define PF_PPPOX AF_PPPOX
221#define PF_WANPIPE AF_WANPIPE
222#define PF_LLC AF_LLC
223#define PF_TIPC AF_TIPC
224#define PF_BLUETOOTH AF_BLUETOOTH
225#define PF_IUCV AF_IUCV
226#define PF_RXRPC AF_RXRPC
227#define PF_MAX AF_MAX
228
229
230#define SOMAXCONN 128
231
232
233
234
235
236#define MSG_OOB 1
237#define MSG_PEEK 2
238#define MSG_DONTROUTE 4
239#define MSG_TRYHARD 4
240#define MSG_CTRUNC 8
241#define MSG_PROBE 0x10
242#define MSG_TRUNC 0x20
243#define MSG_DONTWAIT 0x40
244#define MSG_EOR 0x80
245#define MSG_WAITALL 0x100
246#define MSG_FIN 0x200
247#define MSG_SYN 0x400
248#define MSG_CONFIRM 0x800
249#define MSG_RST 0x1000
250#define MSG_ERRQUEUE 0x2000
251#define MSG_NOSIGNAL 0x4000
252#define MSG_MORE 0x8000
253
254#define MSG_EOF MSG_FIN
255
256#define MSG_CMSG_CLOEXEC 0x40000000
257
258
259#if defined(CONFIG_COMPAT)
260#define MSG_CMSG_COMPAT 0x80000000
261#else
262#define MSG_CMSG_COMPAT 0
263#endif
264
265
266
267#define SOL_IP 0
268
269#define SOL_TCP 6
270#define SOL_UDP 17
271#define SOL_IPV6 41
272#define SOL_ICMPV6 58
273#define SOL_SCTP 132
274#define SOL_UDPLITE 136
275#define SOL_RAW 255
276#define SOL_IPX 256
277#define SOL_AX25 257
278#define SOL_ATALK 258
279#define SOL_NETROM 259
280#define SOL_ROSE 260
281#define SOL_DECNET 261
282#define SOL_X25 262
283#define SOL_PACKET 263
284#define SOL_ATM 264
285#define SOL_AAL 265
286#define SOL_IRDA 266
287#define SOL_NETBEUI 267
288#define SOL_LLC 268
289#define SOL_DCCP 269
290#define SOL_NETLINK 270
291#define SOL_TIPC 271
292#define SOL_RXRPC 272
293#define SOL_PPPOL2TP 273
294#define SOL_BLUETOOTH 274
295
296
297#define IPX_TYPE 1
298
299#ifdef __KERNEL__
300extern int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len);
301extern int memcpy_fromiovecend(unsigned char *kdata, struct iovec *iov,
302 int offset, int len);
303extern int csum_partial_copy_fromiovecend(unsigned char *kdata,
304 struct iovec *iov,
305 int offset,
306 unsigned int len, __wsum *csump);
307
308extern int verify_iovec(struct msghdr *m, struct iovec *iov, char *address, int mode);
309extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len);
310extern int move_addr_to_user(void *kaddr, int klen, void __user *uaddr, int __user *ulen);
311extern int move_addr_to_kernel(void __user *uaddr, int ulen, void *kaddr);
312extern int put_cmsg(struct msghdr*, int level, int type, int len, void *data);
313
314#endif
315#endif
316#endif
317