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add support for _kerberos.domain (according to

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draft-ietf-cat-krb-dns-locate-01.txt)


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7573 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-12-11 23:14:07 +00:00
parent 0d560248f4
commit 2ba9607ad1
1 changed files with 10 additions and 3 deletions
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13
lib/krb5/get_host_realm.c
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@@ -44,7 +44,11 @@ RCSID("$Id$");
*
* The search is recursive, so you can add entries for specific
* hosts. To find the realm of host a.b.c, it first tries
* krb5-realm.a.b.c, then krb5-realm.b.c and so on. */
* krb5-realm.a.b.c, then krb5-realm.b.c and so on.
*
* Also supported is _kerberos (following draft-ietf-cat-krb-dns-locate-01.txt)
*
*/
static int
copy_txt_to_realms (struct resource_record *head,
@@ -88,6 +92,7 @@ copy_txt_to_realms (struct resource_record *head,
static int
dns_find_realm(krb5_context context,
const char *domain,
const char *dom_string,
krb5_realm **realms)
{
char dom[MAXHOSTNAMELEN];
@@ -96,7 +101,7 @@ dns_find_realm(krb5_context context,
if(*domain == '.')
domain++;
snprintf(dom, sizeof(dom), "krb5-realm.%s.", domain);
snprintf(dom, sizeof(dom), "%s.%s.", dom_string, domain);
r = dns_lookup(dom, "TXT");
if(r == NULL)
return -1;
@@ -144,7 +149,9 @@ krb5_get_host_realm_int (krb5_context context,
for (p = host; p != NULL; p = strchr (p + 1, '.')) {
if(config_find_realm(context, p, realms) == 0)
return 0;
else if(dns_find_realm(context, p, realms) == 0)
else if(dns_find_realm(context, p, "krb5-realm", realms) == 0)
return 0;
else if(dns_find_realm(context, p, "_kerberos", realms) == 0)
return 0;
}
p = strchr(host, '.');