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From 6f47d853d3bab864020a4e2444aaaa3391ee308e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timo=20Ter=C3=A4s?= <timo.teras@iki.fi>
Date: Wed, 31 Jul 2013 12:05:14 +0300
Subject: [PATCH] add multicast structures from RFC 3678 to netinet/in.h
and use _GNU_SOURCE || _BSD_SOURCE guards for all of the RFC 3678
namespace polluting things like glibc/uclibc does.
---
include/netinet/in.h | 43 ++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 42 insertions(+), 1 deletion(-)
diff --git a/include/netinet/in.h b/include/netinet/in.h
index d886fc2..b7a8a7a 100644
--- a/include/netinet/in.h
+++ b/include/netinet/in.h
@@ -204,7 +204,7 @@ uint16_t ntohs(uint16_t);
#define IP_MULTICAST_ALL 49
#define IP_UNICAST_IF 50
-#ifdef _GNU_SOURCE
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define MCAST_JOIN_GROUP 42
#define MCAST_BLOCK_SOURCE 43
#define MCAST_UNBLOCK_SOURCE 44
@@ -249,6 +249,47 @@ struct ip_mreqn
int imr_ifindex;
};
+struct ip_mreq_source {
+ struct in_addr imr_multiaddr;
+ struct in_addr imr_interface;
+ struct in_addr imr_sourceaddr;
+};
+
+struct ip_msfilter {
+ struct in_addr imsf_multiaddr;
+ struct in_addr imsf_interface;
+ uint32_t imsf_fmode;
+ uint32_t imsf_numsrc;
+ struct in_addr imsf_slist[1];
+};
+#define IP_MSFILTER_SIZE(numsrc) \
+ (sizeof(struct ip_msfilter) - sizeof(struct in_addr) \
+ + (numsrc) * sizeof(struct in_addr))
+
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+struct group_req {
+ uint32_t gr_interface;
+ struct sockaddr_storage gr_group;
+};
+
+struct group_source_req {
+ uint32_t gsr_interface;
+ struct sockaddr_storage gsr_group;
+ struct sockaddr_storage gsr_source;
+};
+
+struct group_filter {
+ uint32_t gf_interface;
+ struct sockaddr_storage gf_group;
+ uint32_t gf_fmode;
+ uint32_t gf_numsrc;
+ struct sockaddr_storage gf_slist[1];
+};
+#define GROUP_FILTER_SIZE(numsrc) \
+ (sizeof(struct group_filter) - sizeof(struct sockaddr_storage) \
+ + (numsrc) * sizeof(struct sockaddr_storage))
+#endif
+
struct in_pktinfo
{
int ipi_ifindex;
--
1.8.3.3
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