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[PATCH] socket: Add IPPROTO_IPV6 and IPV6_V6ONLY.
From: |
Christopher Baines |
Subject: |
[PATCH] socket: Add IPPROTO_IPV6 and IPV6_V6ONLY. |
Date: |
Fri, 13 May 2022 12:51:14 +0100 |
Add constants to enable setting sockets to be IPv6 only. This is useful
if you want to listen on a port via IPv4 and IPv6 as the socket for IPv6
may need setting to be IPv6 only to avoid conflicting with the IPv4
socket.
* libguile/socket.c (IPPROTO_IPV6, IPV6_V6ONLY): New constants.
---
libguile/socket.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/libguile/socket.c b/libguile/socket.c
index 77cdd74ef..98861e913 100644
--- a/libguile/socket.c
+++ b/libguile/socket.c
@@ -1702,6 +1702,9 @@ scm_init_socket ()
#ifdef IPPROTO_IP
scm_c_define ("IPPROTO_IP", scm_from_int (IPPROTO_IP));
#endif
+#ifdef IPPROTO_IPV6
+ scm_c_define ("IPPROTO_IPV6", scm_from_int (IPPROTO_IPV6));
+#endif
#ifdef IPPROTO_TCP
scm_c_define ("IPPROTO_TCP", scm_from_int (IPPROTO_TCP));
#endif
@@ -1791,6 +1794,10 @@ scm_init_socket ()
scm_c_define ("IP_MULTICAST_IF", scm_from_int ( IP_MULTICAST_IF));
#endif
+#ifdef IPV6_V6ONLY
+ scm_c_define ("IPV6_V6ONLY", scm_from_int (IPV6_V6ONLY));
+#endif
+
scm_add_feature ("socket");
#include "socket.x"
--
2.34.0
- [PATCH] socket: Add IPPROTO_IPV6 and IPV6_V6ONLY.,
Christopher Baines <=