/* * Copyright 1999-2022 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 */ /* Time tests for the asn1 module */ #include #include #include #include #include #include #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; /* comparison to baseline result */ int convert_result; /* conversion result */ }; struct TESTDATA_asn1_to_utc { char *input; time_t expected; }; static const struct TESTDATA_asn1_to_utc asn1_to_utc[] = { { /* * last second of standard time in central Europe in 2021 * specified in GMT */ "210328005959Z", 1616893199, }, { /* * first second of daylight saving time in central Europe in 2021 * specified in GMT */ "210328010000Z", 1616893200, }, { /* * last second of standard time in central Europe in 2021 * specified in offset to GMT */ "20210328015959+0100", 1616893199, }, { /* * first second of daylight saving time in central Europe in 2021 * specified in offset to GMT */ "20210328030000+0200", 1616893200, }, { /* * Invalid strings should get -1 as a result */ "INVALID", -1, }, }; 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, INT_MIN, -1, 0, }, { "691006121456Z", V_ASN1_UTCTIME, V_ASN1_UTCTIME, 1, -7472704, -1, 1, }, { "19691006121456Z", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME, 1, -7472704, -1, 1, }, }; /* explicit casts to time_t short warnings on systems with 32-bit time_t */ static struct testdata tbl_testdata_pos_64bit[] = { { "20380119031408Z", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME, 1, (time_t)0x80000000, 1, 1, }, { "20380119031409Z", V_ASN1_GENERALIZEDTIME, V_ASN1_UTCTIME, 1, (time_t)0x80000001, 1, 1, }, { "380119031408Z", V_ASN1_UTCTIME, V_ASN1_UTCTIME, 1, (time_t)0x80000000, 1, 1, }, { "20500101120000Z", V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1, (time_t)0x967b1ec0, 1, 0, }, }; /* ASSUMES SIGNED TIME_T */ static struct testdata tbl_testdata_neg_64bit[] = { { "19011213204551Z", V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1, (time_t)-2147483649LL, -1, 0, }, { "19000101120000Z", V_ASN1_GENERALIZEDTIME, V_ASN1_GENERALIZEDTIME, 1, (time_t)-2208945600LL, -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, >ime, &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); } struct compare_testdata { ASN1_TIME t1; ASN1_TIME t2; int result; }; static unsigned char TODAY_GEN_STR[] = "20170825000000Z"; static unsigned char TOMORROW_GEN_STR[] = "20170826000000Z"; static unsigned char TODAY_UTC_STR[] = "170825000000Z"; static unsigned char TOMORROW_UTC_STR[] = "170826000000Z"; #define TODAY_GEN { sizeof(TODAY_GEN_STR)-1, V_ASN1_GENERALIZEDTIME, TODAY_GEN_STR, 0 } #define TOMORROW_GEN { sizeof(TOMORROW_GEN_STR)-1, V_ASN1_GENERALIZEDTIME, TOMORROW_GEN_STR, 0 } #define TODAY_UTC { sizeof(TODAY_UTC_STR)-1, V_ASN1_UTCTIME, TODAY_UTC_STR, 0 } #define TOMORROW_UTC { sizeof(TOMORROW_UTC_STR)-1, V_ASN1_UTCTIME, TOMORROW_UTC_STR, 0 } static struct compare_testdata tbl_compare_testdata[] = { { TODAY_GEN, TODAY_GEN, 0 }, { TODAY_GEN, TODAY_UTC, 0 }, { TODAY_GEN, TOMORROW_GEN, -1 }, { TODAY_GEN, TOMORROW_UTC, -1 }, { TODAY_UTC, TODAY_GEN, 0 }, { TODAY_UTC, TODAY_UTC, 0 }, { TODAY_UTC, TOMORROW_GEN, -1 }, { TODAY_UTC, TOMORROW_UTC, -1 }, { TOMORROW_GEN, TODAY_GEN, 1 }, { TOMORROW_GEN, TODAY_UTC, 1 }, { TOMORROW_GEN, TOMORROW_GEN, 0 }, { TOMORROW_GEN, TOMORROW_UTC, 0 }, { TOMORROW_UTC, TODAY_GEN, 1 }, { TOMORROW_UTC, TODAY_UTC, 1 }, { TOMORROW_UTC, TOMORROW_GEN, 0 }, { TOMORROW_UTC, TOMORROW_UTC, 0 } }; static int test_table_compare(int idx) { struct compare_testdata *td = &tbl_compare_testdata[idx]; return TEST_int_eq(ASN1_TIME_compare(&td->t1, &td->t2), td->result); } static int test_time_dup(void) { int ret = 0; ASN1_TIME *asn1_time = NULL; ASN1_TIME *asn1_time_dup = NULL; ASN1_TIME *asn1_gentime = NULL; asn1_time = ASN1_TIME_adj(NULL, time(NULL), 0, 0); if (asn1_time == NULL) { TEST_info("Internal error."); goto err; } asn1_gentime = ASN1_TIME_to_generalizedtime(asn1_time, NULL); if (asn1_gentime == NULL) { TEST_info("Internal error."); goto err; } asn1_time_dup = ASN1_TIME_dup(asn1_time); if (!TEST_ptr_ne(asn1_time_dup, NULL)) { TEST_info("ASN1_TIME_dup() failed."); goto err; } if (!TEST_int_eq(ASN1_TIME_compare(asn1_time, asn1_time_dup), 0)) { TEST_info("ASN1_TIME_dup() duplicated non-identical value."); goto err; } ASN1_STRING_free(asn1_time_dup); asn1_time_dup = ASN1_UTCTIME_dup(asn1_time); if (!TEST_ptr_ne(asn1_time_dup, NULL)) { TEST_info("ASN1_UTCTIME_dup() failed."); goto err; } if (!TEST_int_eq(ASN1_TIME_compare(asn1_time, asn1_time_dup), 0)) { TEST_info("ASN1_UTCTIME_dup() duplicated non-identical UTCTIME value."); goto err; } ASN1_STRING_free(asn1_time_dup); asn1_time_dup = ASN1_GENERALIZEDTIME_dup(asn1_gentime); if (!TEST_ptr_ne(asn1_time_dup, NULL)) { TEST_info("ASN1_GENERALIZEDTIME_dup() failed."); goto err; } if (!TEST_int_eq(ASN1_TIME_compare(asn1_gentime, asn1_time_dup), 0)) { TEST_info("ASN1_GENERALIZEDTIME_dup() dup'ed non-identical value."); goto err; } ret = 1; err: ASN1_STRING_free(asn1_time); ASN1_STRING_free(asn1_gentime); ASN1_STRING_free(asn1_time_dup); return ret; } static int convert_asn1_to_time_t(int idx) { time_t testdateutc; testdateutc = asn1_string_to_time_t(asn1_to_utc[idx].input); if (!TEST_time_t_eq(testdateutc, asn1_to_utc[idx].expected)) { TEST_info("asn1_string_to_time_t (%s) failed: expected %li, got %li\n", asn1_to_utc[idx].input, asn1_to_utc[idx].expected, (signed long) testdateutc); return 0; } return 1; } 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)); #ifndef __hpux 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)); } #endif } ADD_ALL_TESTS(test_table_compare, OSSL_NELEM(tbl_compare_testdata)); ADD_TEST(test_time_dup); ADD_ALL_TESTS(convert_asn1_to_time_t, OSSL_NELEM(asn1_to_utc)); return 1; }