| David Howells | 607ca46 | 2012-10-13 10:46:48 +0100 | [diff] [blame] | 1 | #ifndef _UAPI_LINUX_SOCKET_H |
| 2 | #define _UAPI_LINUX_SOCKET_H |
| 3 | |
| 4 | /* |
| 5 | * Desired design of maximum size and alignment (see RFC2553) |
| 6 | */ |
| 7 | #define _K_SS_MAXSIZE 128 /* Implementation specific max size */ |
| 8 | #define _K_SS_ALIGNSIZE (__alignof__ (struct sockaddr *)) |
| 9 | /* Implementation specific desired alignment */ |
| 10 | |
| 11 | typedef unsigned short __kernel_sa_family_t; |
| 12 | |
| 13 | struct __kernel_sockaddr_storage { |
| 14 | __kernel_sa_family_t ss_family; /* address family */ |
| 15 | /* Following field(s) are implementation specific */ |
| 16 | char __data[_K_SS_MAXSIZE - sizeof(unsigned short)]; |
| 17 | /* space to achieve desired size, */ |
| 18 | /* _SS_MAXSIZE value minus size of ss_family */ |
| 19 | } __attribute__ ((aligned(_K_SS_ALIGNSIZE))); /* force desired alignment */ |
| 20 | |
| 21 | #endif /* _UAPI_LINUX_SOCKET_H */ |