From: Dave Taht <[email protected]>
Other routing daemons use a bogon list to manage invalid IP
addresses. Babel's martians check was too restrictive.
This patch enables both class-e and multicast IP addresses to be
carried within the babel protocol.
---
util.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/util.c b/util.c
index 38b834f..6c1ba8c 100644
--- a/util.c
+++ b/util.c
@@ -446,7 +446,8 @@ martian_prefix(const unsigned char *prefix, int plen)
(prefix[15] == 0 || prefix[15] == 1)) ||
(plen >= 96 && v4mapped(prefix) &&
((plen >= 104 && (prefix[12] == 127 || prefix[12] == 0)) ||
- (plen >= 100 && (prefix[12] & 0xE0) == 0xE0)));
+ (plen >= 128 && (prefix[12] == 0xFF) && (prefix[13] == 0xFF) &&
+ (prefix[14] == 0xFF) && (prefix[15] == 0xFF))));
}
int
--
2.17.1
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