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c7450f9a8b
[based on a patch by Paul Jakma changing it to size_t] Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
54 lines
2.3 KiB
C
54 lines
2.3 KiB
C
/* Declarations and definitions for kernel interaction over netlink
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* Copyright (C) 2016 Cumulus Networks, Inc.
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Zebra; see the file COPYING. If not, write to the Free
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* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#ifndef _ZEBRA_KERNEL_NETLINK_H
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#define _ZEBRA_KERNEL_NETLINK_H
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#ifdef HAVE_NETLINK
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#define NL_PKT_BUF_SIZE 8192
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extern void netlink_parse_rtattr (struct rtattr **tb, int max,
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struct rtattr *rta, int len);
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extern int addattr_l (struct nlmsghdr *n, unsigned int maxlen,
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int type, void *data, unsigned int alen);
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extern int rta_addattr_l (struct rtattr *rta, unsigned int maxlen,
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int type, void *data, unsigned int alen);
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extern int addattr32 (struct nlmsghdr *n, unsigned int maxlen,
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int type, int data);
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extern struct rtattr *addattr_nest(struct nlmsghdr *n, int maxlen, int type);
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extern int addattr_nest_end(struct nlmsghdr *n, struct rtattr *nest);
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extern struct rtattr * rta_nest(struct rtattr *rta, int maxlen, int type);
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extern int rta_nest_end(struct rtattr *rta, struct rtattr *nest);
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extern const char * nl_msg_type_to_str (uint16_t msg_type);
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extern const char * nl_rtproto_to_str (u_char rtproto);
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extern int netlink_parse_info (int (*filter) (struct sockaddr_nl *,
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struct nlmsghdr *, ns_id_t), struct nlsock *nl,
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struct zebra_ns *zns, int count);
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extern int netlink_talk (struct nlmsghdr *n, struct nlsock *nl,
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struct zebra_ns *zns);
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extern int netlink_request (int family, int type, struct nlsock *nl);
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#endif /* HAVE_NETLINK */
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#endif /* _ZEBRA_KERNEL_NETLINK_H */
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