/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */

/* tests/plugorder.c - Test harness to display the order of loaded plugins */

/*

 * Copyright (C) 2013 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 file registers a few dummy built-in pwqual modules, then prints out the

 * order of pwqual modules returned by k5_plugin_load_all.  The choice of the

 * pwqual interface is mostly arbitrary; it is an interface which libkrb5

 * itself doesn't use, for which we have a test module.

 */

#include "k5-int.h"

#include <krb5/pwqual_plugin.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 krb5_error_code

blt1(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable)

{

    ((krb5_pwqual_vtable)vtable)->name = "blt1";

    return 0;

}

static krb5_error_code

blt2(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable)

{

    ((krb5_pwqual_vtable)vtable)->name = "blt2";

    return 0;

}

static krb5_error_code

blt3(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable)

{

    ((krb5_pwqual_vtable)vtable)->name = "blt3";

    return 0;

}

int

main()

{

    krb5_plugin_initvt_fn *modules = NULL, *mod;

    struct krb5_pwqual_vtable_st vt;

    check(krb5_init_context(&ctx));

    check(k5_plugin_register(ctx, PLUGIN_INTERFACE_PWQUAL, "blt1", blt1));

    check(k5_plugin_register(ctx, PLUGIN_INTERFACE_PWQUAL, "blt2", blt2));

    check(k5_plugin_register(ctx, PLUGIN_INTERFACE_PWQUAL, "blt3", blt3));

    check(k5_plugin_load_all(ctx, PLUGIN_INTERFACE_PWQUAL, &modules));

    for (mod = modules; *mod != NULL; mod++) {

        check((*mod)(ctx, 1, 1, (krb5_plugin_vtable)&vt));

        printf("%s\n", vt.name);

    }

    k5_plugin_free_modules(ctx, modules);

    return 0;

}