Signed-off-by: Timo Teräs <[email protected]>
---
lib/sockunion.c | 16 ++++++++++++++++
lib/sockunion.h | 1 +
2 files changed, 17 insertions(+)
diff --git a/lib/sockunion.c b/lib/sockunion.c
index 5e6cf68..c7315f2 100644
--- a/lib/sockunion.c
+++ b/lib/sockunion.c
@@ -27,6 +27,7 @@
#include "memory.h"
#include "str.h"
#include "log.h"
+#include "jhash.h"
#ifndef HAVE_INET_ATON
int
@@ -573,6 +574,21 @@ sockunion_same (const union sockunion *su1, const union
sockunion *su2)
return 0;
}
+unsigned int
+sockunion_hash (const union sockunion *su)
+{
+ switch (sockunion_family(su))
+ {
+ case AF_INET:
+ return jhash_1word(su->sin.sin_addr.s_addr, 0);
+#ifdef HAVE_IPV6
+ case AF_INET6:
+ return jhash2(su->sin6.sin6_addr.s6_addr32,
ZEBRA_NUM_OF(su->sin6.sin6_addr.s6_addr32), 0);
+#endif /* HAVE_IPV6 */
+ }
+ return 0;
+}
+
/* After TCP connection is established. Get local address and port. */
union sockunion *
sockunion_getsockname (int fd)
diff --git a/lib/sockunion.h b/lib/sockunion.h
index 2c79fb5..ea3b833 100644
--- a/lib/sockunion.h
+++ b/lib/sockunion.h
@@ -87,6 +87,7 @@ extern int str2sockunion (const char *, union sockunion *);
extern const char *sockunion2str (const union sockunion *, char *, size_t);
extern int sockunion_cmp (const union sockunion *, const union sockunion *);
extern int sockunion_same (const union sockunion *, const union sockunion *);
+extern unsigned int sockunion_hash (const union sockunion *);
extern union sockunion *sockunion_str2su (const char *str);
extern int sockunion_accept (int sock, union sockunion *);
--
2.3.6
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