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authorOndrej Zajicek (work) <santiago@crfreenet.org>2017-01-17 13:21:25 +0100
committerOndrej Zajicek (work) <santiago@crfreenet.org>2017-01-17 13:21:25 +0100
commitf6e6c3b5a5997ffc67d96785bbde76bcec072890 (patch)
treef6b32027c56b89df39e257a12b191dbf649bdfa6 /sysdep/bsd/sysio.h
parent017da76b729cc36c4a3416995b06386235660f42 (diff)
Fix IP_HDRINCL usage on FreeBSD 11
FreeBSD 11 changed endianity of ip_len field from host order to network order. Also DragonFly BSD allegedly expects network order here. Thanks to Olivier Cochard-Labbé for the patch.
Diffstat (limited to 'sysdep/bsd/sysio.h')
-rw-r--r--sysdep/bsd/sysio.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdep/bsd/sysio.h b/sysdep/bsd/sysio.h
index 2610a47b..9b10e6e8 100644
--- a/sysdep/bsd/sysio.h
+++ b/sysdep/bsd/sysio.h
@@ -9,6 +9,7 @@
#include <net/if_dl.h>
#include <netinet/in_systm.h> // Workaround for some BSDs
#include <netinet/ip.h>
+#include <sys/param.h>
#ifdef __NetBSD__
@@ -179,8 +180,8 @@ sk_prepare_ip_header(sock *s, void *hdr, int dlen)
ip->ip_src = ipa_to_in4(s->saddr);
ip->ip_dst = ipa_to_in4(s->daddr);
-#ifdef __OpenBSD__
- /* OpenBSD expects ip_len in network order, other BSDs expect host order */
+#if (defined __OpenBSD__) || (defined __DragonFly__) || (defined __FreeBSD__ && (__FreeBSD_version >= 1100030))
+ /* Different BSDs have different expectations of ip_len endianity */
ip->ip_len = htons(ip->ip_len);
#endif
}