1/* Copyright (C) 2000-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18/* Linux version. */
19
20#ifndef _BITS_ERRQUEUE_H
21#define _BITS_ERRQUEUE_H 1
22
23#include <sys/types.h>
24#include <sys/socket.h>
25
26struct sock_extended_err
27 {
28 uint32_t ee_errno;
29 uint8_t ee_origin;
30 uint8_t ee_type;
31 uint8_t ee_code;
32 uint8_t ee_pad;
33 uint32_t ee_info;
34 uint32_t ee_data;
35 };
36
37#define SO_EE_ORIGIN_NONE 0
38#define SO_EE_ORIGIN_LOCAL 1
39#define SO_EE_ORIGIN_ICMP 2
40#define SO_EE_ORIGIN_ICMP6 3
41
42#define SO_EE_OFFENDER(see) \
43 ((struct sockaddr *)(((struct sock_extended_err)(see))+1))
44
45#endif /* bits/errqueue.h */
46

source code of glibc/sysdeps/unix/sysv/linux/errqueue.h