/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_SOCKET_H #define _UAPI_LINUX_SOCKET_H /* * Desired design of maximum size and alignment (see RFC2553) */ #define _K_SS_MAXSIZE 128 /* Implementation specific max size */ typedef unsigned short __kernel_sa_family_t; /* * The definition uses anonymous union and struct in order to control the * default alignment. */ struct __kernel_sockaddr_storage { union { struct { __kernel_sa_family_t ss_family; /* address family */ /* Following field(s) are implementation specific */ char __data[_K_SS_MAXSIZE - sizeof(unsigned short)]; /* space to achieve desired size, */ /* _SS_MAXSIZE value minus size of ss_family */ }; void *__align; /* implementation specific desired alignment */ }; }; #endif /* _UAPI_LINUX_SOCKET_H */