1 /*
2  * Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <openssl/evp.h>
11 #include <openssl/conf.h>
12 #include "testutil.h"
13 
14 static char *configfile = NULL;
15 static char *recurseconfigfile = NULL;
16 
17 /*
18  * Test to make sure there are no leaks or failures from loading the config
19  * file twice.
20  */
21 static int test_double_config(void)
22 {
23     OSSL_LIB_CTX *ctx = OSSL_LIB_CTX_new();
24     int testresult = 0;
25     EVP_MD *sha256 = NULL;
26 
27     if (!TEST_ptr(configfile))
28         return 0;
29     if (!TEST_ptr(ctx))
30         return 0;
31 
32     if (!TEST_true(OSSL_LIB_CTX_load_config(ctx, configfile)))
33         return 0;
34     if (!TEST_true(OSSL_LIB_CTX_load_config(ctx, configfile)))
35         return 0;
36 
37     /* Check we can actually fetch something */
38     sha256 = EVP_MD_fetch(ctx, "SHA2-256", NULL);
39     if (!TEST_ptr(sha256))
40         goto err;
41 
42     testresult = 1;
43  err:
44     EVP_MD_free(sha256);
45     OSSL_LIB_CTX_free(ctx);
46     return testresult;
47 }
48 
49 static int test_recursive_config(void)
50 {
51     OSSL_LIB_CTX *ctx = OSSL_LIB_CTX_new();
52     int testresult = 0;
53     unsigned long err;
54 
55     if (!TEST_ptr(recurseconfigfile))
56         goto err;
57 
58     if (!TEST_ptr(ctx))
59         goto err;
60 
61     if (!TEST_false(OSSL_LIB_CTX_load_config(ctx, recurseconfigfile)))
62         goto err;
63 
64     err = ERR_peek_error();
65     /* We expect to get a recursion error here */
66     if (ERR_GET_REASON(err) == CONF_R_RECURSIVE_SECTION_REFERENCE)
67         testresult = 1;
68  err:
69     OSSL_LIB_CTX_free(ctx);
70     return testresult;
71 }
72 
73 OPT_TEST_DECLARE_USAGE("configfile\n")
74 
75 int setup_tests(void)
76 {
77     if (!test_skip_common_options()) {
78         TEST_error("Error parsing test options\n");
79         return 0;
80     }
81 
82     if (!TEST_ptr(configfile = test_get_argument(0)))
83         return 0;
84 
85     if (!TEST_ptr(recurseconfigfile = test_get_argument(1)))
86         return 0;
87 
88     ADD_TEST(test_recursive_config);
89     ADD_TEST(test_double_config);
90     return 1;
91 }
92