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60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
/* Copyright (C) 2004-2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _NETLINKACCESS_H
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#define _NETLINKACCESS_H 1
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#include <stdint.h>
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#include <sys/types.h>
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#include <asm/types.h>
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#include <linux/netlink.h>
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#include <linux/rtnetlink.h>
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struct netlink_res
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{
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struct netlink_res *next;
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struct nlmsghdr *nlh;
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size_t size; /* Size of response. */
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uint32_t seq; /* sequential number we used. */
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};
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struct netlink_handle
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{
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int fd; /* Netlink file descriptor. */
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pid_t pid; /* Process ID. */
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uint32_t seq; /* The sequence number we use currently. */
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struct netlink_res *nlm_list; /* Pointer to list of responses. */
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struct netlink_res *end_ptr; /* For faster append of new entries. */
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};
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extern int __netlink_open (struct netlink_handle *h) attribute_hidden;
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extern void __netlink_close (struct netlink_handle *h) attribute_hidden;
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extern void __netlink_free_handle (struct netlink_handle *h)
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attribute_hidden;
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extern int __netlink_request (struct netlink_handle *h, int type)
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attribute_hidden;
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/* Terminate the process if RESULT is an invalid recvmsg result for
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the netlink socket FD. */
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void __netlink_assert_response (int fd, ssize_t result);
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libc_hidden_proto (__netlink_assert_response)
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#endif /* netlinkaccess.h */
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