1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /* tests/plugorder.c - Test harness to display the order of loaded plugins */
3 /*
4 * Copyright (C) 2013 by the Massachusetts Institute of Technology.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * * Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
17 * distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
22 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
23 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
24 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
26 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
30 * OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 /*
34 * This file registers a few dummy built-in pwqual modules, then prints out the
35 * order of pwqual modules returned by k5_plugin_load_all. The choice of the
36 * pwqual interface is mostly arbitrary; it is an interface which libkrb5
37 * itself doesn't use, for which we have a test module.
38 */
39
40 #include "k5-int.h"
41 #include <krb5/pwqual_plugin.h>
42
43 static krb5_context ctx;
44
45 static void
check(krb5_error_code code)46 check(krb5_error_code code)
47 {
48 const char *errmsg;
49
50 if (code) {
51 errmsg = krb5_get_error_message(ctx, code);
52 fprintf(stderr, "%s\n", errmsg);
53 krb5_free_error_message(ctx, errmsg);
54 exit(1);
55 }
56 }
57
58 static krb5_error_code
blt1(krb5_context context,int maj_ver,int min_ver,krb5_plugin_vtable vtable)59 blt1(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable)
60 {
61 ((krb5_pwqual_vtable)vtable)->name = "blt1";
62 return 0;
63 }
64
65 static krb5_error_code
blt2(krb5_context context,int maj_ver,int min_ver,krb5_plugin_vtable vtable)66 blt2(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable)
67 {
68 ((krb5_pwqual_vtable)vtable)->name = "blt2";
69 return 0;
70 }
71
72 static krb5_error_code
blt3(krb5_context context,int maj_ver,int min_ver,krb5_plugin_vtable vtable)73 blt3(krb5_context context, int maj_ver, int min_ver, krb5_plugin_vtable vtable)
74 {
75 ((krb5_pwqual_vtable)vtable)->name = "blt3";
76 return 0;
77 }
78
79 int
main()80 main()
81 {
82 krb5_plugin_initvt_fn *modules = NULL, *mod;
83 struct krb5_pwqual_vtable_st vt;
84
85 check(krb5_init_context(&ctx));
86 check(k5_plugin_register(ctx, PLUGIN_INTERFACE_PWQUAL, "blt1", blt1));
87 check(k5_plugin_register(ctx, PLUGIN_INTERFACE_PWQUAL, "blt2", blt2));
88 check(k5_plugin_register(ctx, PLUGIN_INTERFACE_PWQUAL, "blt3", blt3));
89 check(k5_plugin_load_all(ctx, PLUGIN_INTERFACE_PWQUAL, &modules));
90 for (mod = modules; *mod != NULL; mod++) {
91 check((*mod)(ctx, 1, 1, (krb5_plugin_vtable)&vt));
92 printf("%s\n", vt.name);
93 }
94 k5_plugin_free_modules(ctx, modules);
95 return 0;
96 }
97