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(krb5_get_krbhst): Get all kdc's and try also with `kerberos.REALM'

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2303 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-07-14 14:39:23 +00:00
parent a6fa309832
commit 6a7c526452
1 changed files with 56 additions and 13 deletions
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57
lib/krb5/krbhst.c
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@@ -7,8 +7,13 @@ krb5_get_krbhst (krb5_context context,
const krb5_realm *realm,
char ***hostlist)
{
char **res;
unsigned max, count;
krb5_config_binding *pointer;
char *r;
const char *val;
char *h;
krb5_boolean done;
char **tmp;
#ifdef USE_ASN1_PRINCIPAL
r = *realm;
@@ -18,20 +23,58 @@ krb5_get_krbhst (krb5_context context,
r[realm->length] = '\0';
#endif
val = krb5_config_get_string (context->cf,
count = 0;
max = 10;
res = malloc(max * sizeof(*res));
if(res == NULL)
return KRB5_REALM_UNKNOWN;
pointer = NULL;
for(done = FALSE; !done;) {
char *h = (char *)krb5_config_get_next (context->cf,
&pointer,
STRING,
"realms",
r,
"kdc",
NULL);
if (count > max - 2) {
max += 10;
tmp = realloc (res, max * sizeof(*res));
if (tmp == NULL) {
res[count] = NULL;
free (r);
krb5_free_krbhst (context, res);
return KRB5_REALM_UNKNOWN;
}
res = tmp;
}
if (h == NULL) {
done = TRUE;
asprintf(&res[count], "kerberos.%s", r);
} else {
res[count] = strdup(h);
}
if (res[count] == NULL) {
free(r);
krb5_free_krbhst (context, res);
return KRB5_REALM_UNKNOWN;
}
++count;
}
#ifndef USE_ASN1_PRINCIPAL
free (r);
#endif
if (val == NULL)
return KRB5_REALM_UNKNOWN;
*hostlist = malloc (2 * sizeof (char *));
(*hostlist)[0] = strdup(val);
(*hostlist)[1] = NULL;
/* There should always be room for the NULL here */
res[count++] = NULL;
tmp = realloc (res, count * sizeof(*res));
if (tmp == NULL) {
krb5_free_krbhst (context, res);
return KRB5_REALM_UNKNOWN;
}
res = tmp;
*hostlist = res;
return 0;
}