Windows: kauth search for kerberos iv port first

Modify src/kauth/user_nt.c to match the service name search
order of the Unix code:

 kerberos4
 kerberos-iv
 kerberos

The standard Windows SERVICES file includes "kerberos-iv" as
port 750.

FIXES 127907

Reviewed-on: http://gerrit.openafs.org/6430
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Tested-by: Jeffrey Altman <jaltman@secure-endpoints.com>
Reviewed-by: Jeffrey Altman <jaltman@secure-endpoints.com>
(cherry picked from commit 2cdd59d8f318193d0ef7937910466531caf1c963)

Change-Id: I936c35bbd45395f26ad6c523b72398584d1384f9
Reviewed-on: http://gerrit.openafs.org/6819
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>

diff --git a/src/kauth/user_nt.c b/src/kauth/user_nt.c
index 8ad01f248dfafb87ac4dcf0c02c0cdde24d78cf4..98fcd4c3857edc9399b80a139764e4b72bc2cd87 100644 (file)
--- a/src/kauth/user_nt.c
+++ b/src/kauth/user_nt.c
@@ -126,7 +126,11 @@ ka_UserAuthenticateGeneral2(afs_int32 flags, char *name, char *instance,
     des_string_to_key(password, &key2);
 
     /* set port number */
-    sp = getservbyname("kerberos", "udp");
+    sp = getservbyname("kerberos4", "udp");
+    if (!sp)
+    sp = getservbyname("kerberos-iv", "udp");
+    if (!sp)
+        sp = getservbyname("kerberos", "udp");
     if (sp)
        krb_set_port(ntohs(sp->s_port));