| Greg Kroah-Hartman | 6f52b16 | 2017-11-01 15:08:43 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| David Howells | 607ca46 | 2012-10-13 10:46:48 +0100 | [diff] [blame] | 2 | #ifndef _UAPI_LINUX_SOCKET_H |
| 3 | #define _UAPI_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 /* _UAPI_LINUX_SOCKET_H */ |