1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
2 | #ifndef _LINUX_SOCKET_H |
3 | #define _LINUX_SOCKET_H |
4 | |
5 | /* |
6 | * Desired design of maximum size and alignment (see RFC2553) |
7 | */ |
8 | #define _K_SS_MAXSIZE 128 /* Implementation specific max size */ |
9 | #define _K_SS_ALIGNSIZE (__alignof__ (struct sockaddr *)) |
10 | /* Implementation specific desired alignment */ |
11 | |
12 | typedef unsigned short __kernel_sa_family_t; |
13 | |
14 | struct __kernel_sockaddr_storage { |
15 | __kernel_sa_family_t ss_family; /* address family */ |
16 | /* Following field(s) are implementation specific */ |
17 | char __data[_K_SS_MAXSIZE - sizeof(unsigned short)]; |
18 | /* space to achieve desired size, */ |
19 | /* _SS_MAXSIZE value minus size of ss_family */ |
20 | } __attribute__ ((aligned(_K_SS_ALIGNSIZE))); /* force desired alignment */ |
21 | |
22 | #endif /* _LINUX_SOCKET_H */ |
23 | |