From 176fc68aed32a5675aa643e3b7c6f65ff9ad13d0 Mon Sep 17 00:00:00 2001
From: Alexander Chernikov <melifaro@FreeBSD.org>
Date: Fri, 16 Dec 2022 19:20:05 +0100
Subject: Netlink: move OS-specific headers and defines to sysdep

Minor changes from committer.
---
 sysdep/linux/netlink-sys.h | 63 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 sysdep/linux/netlink-sys.h

(limited to 'sysdep/linux/netlink-sys.h')

diff --git a/sysdep/linux/netlink-sys.h b/sysdep/linux/netlink-sys.h
new file mode 100644
index 00000000..4c99307b
--- /dev/null
+++ b/sysdep/linux/netlink-sys.h
@@ -0,0 +1,63 @@
+/*
+ *	BIRD -- Linux Netlink Interface
+ *
+ *	(c) 1999--2000 Martin Mares <mj@ucw.cz>
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+#ifndef _BIRD_NETLINK_SYS_H_
+#define _BIRD_NETLINK_SYS_H_
+
+#include <asm/types.h>
+#include <linux/if.h>
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>
+
+#ifdef HAVE_MPLS_KERNEL
+#include <linux/lwtunnel.h>
+#endif
+
+#ifndef MSG_TRUNC			/* Hack: Several versions of glibc miss this one :( */
+#define MSG_TRUNC 0x20
+#endif
+
+#ifndef IFA_FLAGS
+#define IFA_FLAGS 8
+#endif
+
+#ifndef IFF_LOWER_UP
+#define IFF_LOWER_UP 0x10000
+#endif
+
+#ifndef RTA_TABLE
+#define RTA_TABLE  15
+#endif
+
+#ifndef RTA_VIA
+#define RTA_VIA	 18
+#endif
+
+#ifndef RTA_NEWDST
+#define RTA_NEWDST  19
+#endif
+
+#ifndef RTA_ENCAP_TYPE
+#define RTA_ENCAP_TYPE	21
+#endif
+
+#ifndef RTA_ENCAP
+#define RTA_ENCAP  22
+#endif
+
+#ifndef NETLINK_GET_STRICT_CHK
+#define NETLINK_GET_STRICT_CHK 12
+#endif
+
+static inline int
+netlink_error_to_os(int error)
+{
+	return -error;
+}
+
+#endif
-- 
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