summaryrefslogtreecommitdiffstats
path: root/test/asn1_internal_test.c
blob: 61e4265c8b719fde55bb82a9ddf75d83bd264cb4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
/*
 * Copyright 1999-2021 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

/* Internal tests for the asn1 module */

/*
 * RSA low level APIs are deprecated for public use, but still ok for
 * internal use.
 */
#include "internal/deprecated.h"

#include <stdio.h>
#include <string.h>

#include <openssl/asn1.h>
#include <openssl/evp.h>
#include <openssl/objects.h>
#include "testutil.h"
#include "internal/nelem.h"

/**********************************************************************
 *
 * Test of a_strnid's tbl_standard
 *
 ***/

#include "../crypto/asn1/tbl_standard.h"

static int test_tbl_standard(void)
{
    const ASN1_STRING_TABLE *tmp;
    int last_nid = -1;
    size_t i;

    for (tmp = tbl_standard, i = 0; i < OSSL_NELEM(tbl_standard); i++, tmp++) {
        if (tmp->nid < last_nid) {
            last_nid = 0;
            break;
        }
        last_nid = tmp->nid;
    }

    if (TEST_int_ne(last_nid, 0)) {
        TEST_info("asn1 tbl_standard: Table order OK");
        return 1;
    }

    TEST_info("asn1 tbl_standard: out of order");
    for (tmp = tbl_standard, i = 0; i < OSSL_NELEM(tbl_standard); i++, tmp++)
        TEST_note("asn1 tbl_standard: Index %zu, NID %d, Name=%s",
                  i, tmp->nid, OBJ_nid2ln(tmp->nid));

    return 0;
}

/**********************************************************************
 *
 * Test of ameth_lib's standard_methods
 *
 ***/

#include "crypto/asn1.h"
#include "../crypto/asn1/standard_methods.h"

static int test_standard_methods(void)
{
    const EVP_PKEY_ASN1_METHOD **tmp;
    int last_pkey_id = -1;
    size_t i;
    int ok = 1;

    for (tmp = standard_methods, i = 0; i < OSSL_NELEM(standard_methods);
         i++, tmp++) {
        if ((*tmp)->pkey_id < last_pkey_id) {
            last_pkey_id = 0;
            break;
        }
        last_pkey_id = (*tmp)->pkey_id;

        /*
         * One of the following must be true:
         *
         * pem_str == NULL AND ASN1_PKEY_ALIAS is set
         * pem_str != NULL AND ASN1_PKEY_ALIAS is clear
         *
         * Anything else is an error and may lead to a corrupt ASN1 method table
         */
        if (!TEST_true(((*tmp)->pem_str == NULL && ((*tmp)->pkey_flags & ASN1_PKEY_ALIAS) != 0)
                       || ((*tmp)->pem_str != NULL && ((*tmp)->pkey_flags & ASN1_PKEY_ALIAS) == 0))) {
            TEST_note("asn1 standard methods: Index %zu, pkey ID %d, Name=%s",
                      i, (*tmp)->pkey_id, OBJ_nid2sn((*tmp)->pkey_id));
            ok = 0;
        }
    }

    if (TEST_int_ne(last_pkey_id, 0)) {
        TEST_info("asn1 standard methods: Table order OK");
        return ok;
    }

    TEST_note("asn1 standard methods: out of order");
    for (tmp = standard_methods, i = 0; i < OSSL_NELEM(standard_methods);
         i++, tmp++)
        TEST_note("asn1 standard methods: Index %zu, pkey ID %d, Name=%s",
                  i, (*tmp)->pkey_id, OBJ_nid2sn((*tmp)->pkey_id));

    return 0;
}

/**********************************************************************
 *
 * Test of that i2d fail on non-existing non-optional items
 *
 ***/

#include <openssl/rsa.h>

static int test_empty_nonoptional_content(void)
{
    RSA *rsa = NULL;
    BIGNUM *n = NULL;
    BIGNUM *e = NULL;
    int ok = 0;

    if (!TEST_ptr(rsa = RSA_new())
        || !TEST_ptr(n = BN_new())
        || !TEST_ptr(e = BN_new())
        || !TEST_true(RSA_set0_key(rsa, n, e, NULL)))
        goto end;

    n = e = NULL;                /* They are now "owned" by |rsa| */

    /*
     * This SHOULD fail, as we're trying to encode a public key as a private
     * key.  The private key bits MUST be present for a proper RSAPrivateKey.
     */
    if (TEST_int_le(i2d_RSAPrivateKey(rsa, NULL), 0))
        ok = 1;

 end:
    RSA_free(rsa);
    BN_free(n);
    BN_free(e);
    return ok;
}

/**********************************************************************
 *
 * Tests of the Unicode code point range
 *
 ***/

static int test_unicode(const unsigned char *univ, size_t len, int expected)
{
    const unsigned char *end = univ + len;
    int ok = 1;

    for (; univ < end; univ += 4) {
        if (!TEST_int_eq(ASN1_mbstring_copy(NULL, univ, 4, MBSTRING_UNIV,
                                            B_ASN1_UTF8STRING),
                         expected))
            ok = 0;
    }
    return ok;
}

static int test_unicode_range(void)
{
    const unsigned char univ_ok[] = "\0\0\0\0"
                                    "\0\0\xd7\xff"
                                    "\0\0\xe0\x00"
                                    "\0\x10\xff\xff";
    const unsigned char univ_bad[] = "\0\0\xd8\x00"
                                     "\0\0\xdf\xff"
                                     "\0\x11\x00\x00"
                                     "\x80\x00\x00\x00"
                                     "\xff\xff\xff\xff";
    int ok = 1;

    if (!test_unicode(univ_ok, sizeof univ_ok - 1, V_ASN1_UTF8STRING))
        ok = 0;
    if (!test_unicode(univ_bad, sizeof univ_bad - 1, -1))
        ok = 0;
    return ok;
}

int setup_tests(void)
{
    ADD_TEST(test_tbl_standard);
    ADD_TEST(test_standard_methods);
    ADD_TEST(test_empty_nonoptional_content);
    ADD_TEST(test_unicode_range);
    return 1;
}