Use krb5_config_get_strings.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4254 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/krb5/krbhst.c

@@ -45,63 +45,23 @@ krb5_get_krbhst (krb5_context context,
 		 const krb5_realm *realm,
 		 char ***hostlist)
 {
-    char **res;
+    char **res, **r;
-    unsigned max, count;
+    int count;
-    krb5_config_binding *pointer;
+    res = krb5_config_get_strings(context, NULL, 
-    char *r;
+				  "realms", *realm, "kdc", NULL);
-    krb5_boolean done;
+    for(r = res, count = 0; r && *r; r++, count++);
-    char **tmp;
+    r = realloc(res, (count + 2) * sizeof(*res));
-
+    if(r == NULL){
-    r = *realm;
+	krb5_config_free_strings(res);
-
+	return ENOMEM;
-    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,
-						krb5_config_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;
     }
-
+    res = r;
-    /* There should always be room for the NULL here */
+    asprintf(&res[count], "kerberos.%s", *realm);
-    res[count++] = NULL;
+    if(res[count] == NULL){
-    tmp = realloc (res, count * sizeof(*res));
+	krb5_config_free_strings(res);
-    if (tmp == NULL) {
+	return ENOMEM;
-	krb5_free_krbhst (context, res);
-	return KRB5_REALM_UNKNOWN;
     }
-    res = tmp;
+    res[count + 1] = NULL;
     *hostlist = res;
     return 0;
 }