aboutsummaryrefslogtreecommitdiffstats
path: root/test/asn1_time_test.c
blob: c185ece98f7311fba80ecfb1ef1a2323b1b6e679 (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
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
/*
 * Copyright 1999-2017 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the OpenSSL license (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
 */

/* Time tests for the asn1 module */

#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>

struct testdata {
    char *data;             /* TIME string value */
    int type;               /* GENERALIZED OR UTC */
    int expected_type;      /* expected type after set/set_string_gmt */
    int check_result;       /* check result */
    time_t t;               /* expected time_t*/
    int cmp_result;         /* compariston to baseline result */
    int convert_result;     /* convertion result */
};

static struct testdata tbl_testdata_pos[] = {
    { "0",                 V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, }, /* Bad time */
    { "ABCD",              V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "0ABCD",             V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "1-700101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "`9700101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "19700101000000Z",   V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         0,           0,  0, 0, },
    { "A00101000000Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         0,           0,  0, 0, },
    { "A9700101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "1A700101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "19A00101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "197A0101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "1970A101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "19700A01000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "197001A1000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "1970010A000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "19700101A00000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "197001010A0000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "1970010100A000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "19700101000A00Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "197001010000A0Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "1970010100000AZ",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "700101000000X",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         0,           0,  0, 0, },
    { "19700101000000X",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 0,           0,  0, 0, },
    { "19700101000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,           0, -1, 1, }, /* Epoch begins */
    { "700101000000Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,           0, -1, 1, }, /* ditto */
    { "20380119031407Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,  0x7FFFFFFF,  1, 1, }, /* Max 32bit time_t */
    { "380119031407Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,  0x7FFFFFFF,  1, 1, },
    { "20371231235959Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,  2145916799,  1, 1, }, /* Just before 2038 */
    { "20371231235959Z",   V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         0,           0,  0, 1, }, /* Bad UTC time */
    { "371231235959Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,  2145916799,  1, 1, },
    { "19701006121456Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,    24063296, -1, 1, },
    { "701006121456Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,    24063296, -1, 1, },
    { "19991231000000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,   946598400,  0, 1, }, /* Match baseline */
    { "199912310000Z",     V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,   946598400,  0, 1, }, /* In various flavors */
    { "991231000000Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "9912310000Z",       V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "9912310000+0000",   V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "199912310000+0000", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "9912310000-0000",   V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "199912310000-0000", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "199912310100+0100", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "199912302300-0100", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "199912302300-A000", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         0,   946598400,  0, 1, },
    { "199912302300-0A00", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         0,   946598400,  0, 1, },
    { "9912310100+0100",   V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
    { "9912302300-0100",   V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,   946598400,  0, 1, },
};

/* ASSUMES SIGNED TIME_T */
static struct testdata tbl_testdata_neg[] = {
    { "19011213204552Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1, -2147483648, -1, 0, },
    { "691006121456Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,    -7472704, -1, 1, },
    { "19691006121456Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,    -7472704, -1, 1, },
};

static struct testdata tbl_testdata_pos_64bit[] = {
    { "20380119031408Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,  0x80000000,  1, 1, },
    { "20380119031409Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME,         1,  0x80000001,  1, 1, },
    { "380119031408Z",     V_ASN1_UTCTIME,         V_ASN1_UTCTIME,         1,  0x80000000,  1, 1, },
    { "20500101120000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1,  2524651200,  1, 0, },
};

/* ASSUMES SIGNED TIME_T */
static struct testdata tbl_testdata_neg_64bit[] = {
    { "19011213204551Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1, -2147483649, -1, 0, },
    { "19000101120000Z",   V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1, -2208945600, -1, 0, },
};

/* A baseline time to compare to */
static ASN1_TIME gtime = {
    15,
    V_ASN1_GENERALIZEDTIME,
    (unsigned char*)"19991231000000Z",
    0
};
static time_t gtime_t = 946598400;

static int test_table(struct testdata *tbl, int idx)
{
    int error = 0;
    ASN1_TIME atime;
    ASN1_TIME *ptime;
    struct testdata *td = &tbl[idx];
    int day, sec;

    atime.data = (unsigned char*)td->data;
    atime.length = strlen((char*)atime.data);
    atime.type = td->type;
    atime.flags = 0;

    if (!TEST_int_eq(ASN1_TIME_check(&atime), td->check_result)) {
        TEST_info("ASN1_TIME_check(%s) unexpected result", atime.data);
        error = 1;
    }
    if (td->check_result == 0)
        return 1;

    if (!TEST_int_eq(ASN1_TIME_cmp_time_t(&atime, td->t), 0)) {
        TEST_info("ASN1_TIME_cmp_time_t(%s vs %ld) compare failed", atime.data, (long)td->t);
        error = 1;
    }

    if (!TEST_true(ASN1_TIME_diff(&day, &sec, &atime, &atime))) {
        TEST_info("ASN1_TIME_diff(%s) to self failed", atime.data);
        error = 1;
    }
    if (!TEST_int_eq(day, 0) || !TEST_int_eq(sec, 0)) {
        TEST_info("ASN1_TIME_diff(%s) to self not equal", atime.data);
        error = 1;
    }

    if (!TEST_true(ASN1_TIME_diff(&day, &sec, &gtime, &atime))) {
        TEST_info("ASN1_TIME_diff(%s) to baseline failed", atime.data);
        error = 1;
    } else if (!((td->cmp_result == 0 && TEST_true((day == 0 && sec == 0))) ||
                 (td->cmp_result == -1 && TEST_true((day < 0 || sec < 0))) ||
                 (td->cmp_result == 1 && TEST_true((day > 0 || sec > 0))))) {
        TEST_info("ASN1_TIME_diff(%s) to baseline bad comparison", atime.data);
        error = 1;
    }

    if (!TEST_int_eq(ASN1_TIME_cmp_time_t(&atime, gtime_t), td->cmp_result)) {
        TEST_info("ASN1_TIME_cmp_time_t(%s) to baseline bad comparison", atime.data);
        error = 1;
    }

    ptime = ASN1_TIME_set(NULL, td->t);
    if (!TEST_ptr(ptime)) {
        TEST_info("ASN1_TIME_set(%ld) failed", (long)td->t);
        error = 1;
    } else {
        int local_error = 0;
        if (!TEST_int_eq(ASN1_TIME_cmp_time_t(ptime, td->t), 0)) {
            TEST_info("ASN1_TIME_set(%ld) compare failed (%s->%s)",
                    (long)td->t, td->data, ptime->data);
            local_error = error = 1;
        }
        if (!TEST_int_eq(ptime->type, td->expected_type)) {
            TEST_info("ASN1_TIME_set(%ld) unexpected type", (long)td->t);
            local_error = error = 1;
        }
        if (local_error)
            TEST_info("ASN1_TIME_set() = %*s", ptime->length, ptime->data);
        ASN1_TIME_free(ptime);
    }

    ptime = ASN1_TIME_new();
    if (!TEST_ptr(ptime)) {
        TEST_info("ASN1_TIME_new() failed");
        error = 1;
    } else {
        int local_error = 0;
        if (!TEST_int_eq(ASN1_TIME_set_string(ptime, td->data), td->check_result)) {
            TEST_info("ASN1_TIME_set_string_gmt(%s) failed", td->data);
            local_error = error = 1;
        }
        if (!TEST_int_eq(ASN1_TIME_normalize(ptime), td->check_result)) {
            TEST_info("ASN1_TIME_normalize(%s) failed", td->data);
            local_error = error = 1;
        }
        if (!TEST_int_eq(ptime->type, td->expected_type)) {
            TEST_info("ASN1_TIME_set_string_gmt(%s) unexpected type", td->data);
            local_error = error = 1;
        }
        day = sec = 0;
        if (!TEST_true(ASN1_TIME_diff(&day, &sec, ptime, &atime)) || !TEST_int_eq(day, 0) || !TEST_int_eq(sec, 0)) {
            TEST_info("ASN1_TIME_diff(day=%d, sec=%d, %s) after ASN1_TIME_set_string_gmt() failed", day, sec, td->data);
            local_error = error = 1;
        }
        if (!TEST_int_eq(ASN1_TIME_cmp_time_t(ptime, gtime_t), td->cmp_result)) {
            TEST_info("ASN1_TIME_cmp_time_t(%s) after ASN1_TIME_set_string_gnt() to baseline bad comparison", td->data);
            local_error = error = 1;
        }
        if (local_error)
            TEST_info("ASN1_TIME_set_string_gmt() = %*s", ptime->length, ptime->data);
        ASN1_TIME_free(ptime);
    }

    ptime = ASN1_TIME_new();
    if (!TEST_ptr(ptime)) {
        TEST_info("ASN1_TIME_new() failed");
        error = 1;
    } else {
        int local_error = 0;
        if (!TEST_int_eq(ASN1_TIME_set_string(ptime, td->data), td->check_result)) {
            TEST_info("ASN1_TIME_set_string(%s) failed", td->data);
            local_error = error = 1;
        }
        day = sec = 0;
        if (!TEST_true(ASN1_TIME_diff(&day, &sec, ptime, &atime)) || !TEST_int_eq(day, 0) || !TEST_int_eq(sec, 0)) {
            TEST_info("ASN1_TIME_diff(day=%d, sec=%d, %s) after ASN1_TIME_set_string() failed", day, sec, td->data);
            local_error = error = 1;
        }
        if (!TEST_int_eq(ASN1_TIME_cmp_time_t(ptime, gtime_t), td->cmp_result)) {
            TEST_info("ASN1_TIME_cmp_time_t(%s) after ASN1_TIME_set_string() to baseline bad comparison", td->data);
            local_error = error = 1;
        }
        if (local_error)
            TEST_info("ASN1_TIME_set_string() = %*s", ptime->length, ptime->data);
        ASN1_TIME_free(ptime);
    }

    if (td->type == V_ASN1_UTCTIME) {
        ptime = ASN1_TIME_to_generalizedtime(&atime, NULL);
        if (td->convert_result == 1 && !TEST_ptr(ptime)) {
            TEST_info("ASN1_TIME_to_generalizedtime(%s) failed", atime.data);
            error = 1;
        } else if (td->convert_result == 0 && !TEST_ptr_null(ptime)) {
            TEST_info("ASN1_TIME_to_generalizedtime(%s) should have failed", atime.data);
            error = 1;
        }
        if (ptime != NULL && !TEST_int_eq(ASN1_TIME_cmp_time_t(ptime, td->t), 0)) {
            TEST_info("ASN1_TIME_to_generalizedtime(%s->%s) bad result", atime.data, ptime->data);
            error = 1;
        }
        ASN1_TIME_free(ptime);
    }
    /* else cannot simply convert GENERALIZEDTIME to UTCTIME */

    if (error)
        TEST_error("atime=%s", atime.data);

    return !error;
}

static int test_table_pos(int idx)
{
    return test_table(tbl_testdata_pos, idx);
}

static int test_table_neg(int idx)
{
    return test_table(tbl_testdata_neg, idx);
}

static int test_table_pos_64bit(int idx)
{
    return test_table(tbl_testdata_pos_64bit, idx);
}

static int test_table_neg_64bit(int idx)
{
    return test_table(tbl_testdata_neg_64bit, idx);
}

int setup_tests(void)
{
    /*
     * On platforms where |time_t| is an unsigned integer, t will be a
     * positive number.
     *
     * We check if we're on a platform with a signed |time_t| with '!(t > 0)'
     * because some compilers are picky if you do 't < 0', or even 't <= 0'
     * if |t| is unsigned.
     */
    time_t t = -1;
    /*
     * On some platforms, |time_t| is signed, but a negative value is an
     * error, and using it with gmtime() or localtime() generates a NULL.
     * If that is the case, we can't perform tests on negative values.
     */
    struct tm *ptm = localtime(&t);

    ADD_ALL_TESTS(test_table_pos, OSSL_NELEM(tbl_testdata_pos));
    if (!(t > 0) && ptm != NULL) {
        TEST_info("Adding negative-sign time_t tests");
        ADD_ALL_TESTS(test_table_neg, OSSL_NELEM(tbl_testdata_neg));
    }
    if (sizeof(time_t) > sizeof(uint32_t)) {
        TEST_info("Adding 64-bit time_t tests");
        ADD_ALL_TESTS(test_table_pos_64bit, OSSL_NELEM(tbl_testdata_pos_64bit));
        if (!(t > 0) && ptm != NULL) {
            TEST_info("Adding negative-sign 64-bit time_t tests");
            ADD_ALL_TESTS(test_table_neg_64bit, OSSL_NELEM(tbl_testdata_neg_64bit));
        }
    }
    return 1;
}