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authorDaniel Stenberg <daniel@haxx.se>2017-08-13 17:51:52 +0200
committerDaniel Stenberg <daniel@haxx.se>2017-08-13 17:52:15 +0200
commitb748d7af7ea4bb9baf5517cc53756f8d4d7be1ca (patch)
treeaaed19bec8e85542f9056415b51fc599fc70e551 /lib/if2ip.c
parent10b3df10596adb68f9014331a6bf5f3c660f383d (diff)
ipv6_scope: support unique local addresses
Fixes #1764 Closes #1773 Reported-by: James Slaughter
Diffstat (limited to 'lib/if2ip.c')
-rw-r--r--lib/if2ip.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/if2ip.c b/lib/if2ip.c
index 3e74cc687..a91b6d2ab 100644
--- a/lib/if2ip.c
+++ b/lib/if2ip.c
@@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@@ -71,6 +71,8 @@ unsigned int Curl_ipv6_scope(const struct sockaddr *sa)
const unsigned char *b = sa6->sin6_addr.s6_addr;
unsigned short w = (unsigned short) ((b[0] << 8) | b[1]);
+ if((b[0] & 0xFE) == 0xFC) /* Handle ULAs */
+ return IPV6_SCOPE_UNIQUELOCAL;
switch(w & 0xFFC0) {
case 0xFE80:
return IPV6_SCOPE_LINKLOCAL;