/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* tests/hrealm.c - Test harness for host-realm interfaces */
/*
* Copyright (C) 2012 by the Massachusetts Institute of Technology.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This program is intended to be run from a python script as:
*
* hrealm -h|-f|-d [hostname]
*
* Calls krb5_get_host_realm, krb5_get_fallback_host_realm, or
* krb5_default_realm depending on the option given. For the first two
* choices, hostname or NULL is passed as the argument. The results are
* displayed one per line.
*/
#include "k5-int.h"
static krb5_context ctx;
static void
check(krb5_error_code code)
{
const char *errmsg;
if (code) {
errmsg = krb5_get_error_message(ctx, code);
fprintf(stderr, "%s\n", errmsg);
krb5_free_error_message(ctx, errmsg);
exit(1);
}
}
static void
display(char **realms)
{
while (realms != NULL && *realms != NULL)
printf("%s\n", *realms++);
}
int
main(int argc, char **argv)
{
krb5_data d;
char **realms, *realm;
check(krb5_init_context(&ctx));
/* Parse arguments. */
if (argc < 2 || argc > 3)
abort();
if (strcmp(argv[1], "-d") == 0) {
check(krb5_get_default_realm(ctx, &realm));
printf("%s\n", realm);
krb5_free_default_realm(ctx, realm);
} else if (strcmp(argv[1], "-h") == 0) {
check(krb5_get_host_realm(ctx, argv[2], &realms));
display(realms);
krb5_free_host_realm(ctx, realms);
} else if (strcmp(argv[1], "-f") == 0) {
assert(argc == 3);
d = string2data(argv[2]);
check(krb5_get_fallback_host_realm(ctx, &d, &realms));
display(realms);
krb5_free_host_realm(ctx, realms);
} else {
abort();
}
krb5_free_context(ctx);
return 0;
}