| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 2004, 2005 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, write to the Free |
| 16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 17 | 02111-1307 USA. */ |
| 18 | |
| 19 | #ifndef _NETLINKACCESS_H |
| 20 | #define _NETLINKACCESS_H 1 |
| 21 | |
| 22 | #include <features.h> |
| 23 | #include <stdint.h> |
| 24 | #include <unistd.h> |
| 25 | #if defined __ASSUME_NETLINK_SUPPORT || defined __UCLIBC_USE_NETLINK__ |
| 26 | #include <asm/types.h> |
| 27 | #include <linux/rtnetlink.h> |
| 28 | #include <linux/netlink.h> |
| 29 | |
| 30 | struct netlink_res |
| 31 | { |
| 32 | struct netlink_res *next; |
| 33 | struct nlmsghdr *nlh; |
| 34 | size_t size; /* Size of response. */ |
| 35 | uint32_t seq; /* sequential number we used. */ |
| 36 | }; |
| 37 | |
| 38 | |
| 39 | struct netlink_handle |
| 40 | { |
| 41 | int fd; /* Netlink file descriptor. */ |
| 42 | pid_t pid; /* Process ID. */ |
| 43 | uint32_t seq; /* The sequence number we use currently. */ |
| 44 | struct netlink_res *nlm_list; /* Pointer to list of responses. */ |
| 45 | struct netlink_res *end_ptr; /* For faster append of new entries. */ |
| 46 | }; |
| 47 | |
| 48 | |
| 49 | #ifndef __ASSUME_NETLINK_SUPPORT |
| 50 | #define __ASSUME_NETLINK_SUPPORT 1 |
| 51 | #endif |
| 52 | |
| 53 | extern int __netlink_open (struct netlink_handle *h) attribute_hidden; |
| 54 | extern void __netlink_close (struct netlink_handle *h) attribute_hidden; |
| 55 | extern void __netlink_free_handle (struct netlink_handle *h) attribute_hidden; |
| 56 | extern int __netlink_request (struct netlink_handle *h, int type) attribute_hidden; |
| 57 | |
| 58 | #else |
| 59 | #define __ASSUME_NETLINK_SUPPORT 0 |
| 60 | #endif |
| 61 | |
| 62 | #endif /* _NETLINKACCESS_H */ |