/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_SOCKET_H
#define _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 */
    };
};

#define SOCK_SNDBUF_LOCK    1
#define SOCK_RCVBUF_LOCK    2

#define SOCK_BUF_LOCK_MASK (SOCK_SNDBUF_LOCK | SOCK_RCVBUF_LOCK)

#define SOCK_TXREHASH_DEFAULT    255
#define SOCK_TXREHASH_DISABLED    0
#define SOCK_TXREHASH_ENABLED    1

#endif /* _LINUX_SOCKET_H */