2023-09-03 18:24:16 -07:00

1138 lines
26 KiB
C

/* $OpenBSD: asn1basic.c,v 1.15 2023/08/15 21:05:44 tb Exp $ */
/*
* Copyright (c) 2017, 2021 Joel Sing <jsing@openbsd.org>
* Copyright (c) 2023 Theo Buehler <tb@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <openssl/asn1.h>
#include <openssl/err.h>
#include <err.h>
#include <stdio.h>
#include <string.h>
#include "asn1_local.h"
static void
hexdump(const unsigned char *buf, size_t len)
{
size_t i;
for (i = 1; i <= len; i++)
fprintf(stderr, " 0x%02hhx,%s", buf[i - 1], i % 8 ? "" : "\n");
fprintf(stderr, "\n");
}
static int
asn1_compare_bytes(const char *label, const unsigned char *d1, int len1,
const unsigned char *d2, int len2)
{
if (len1 != len2) {
fprintf(stderr, "FAIL: %s - byte lengths differ "
"(%d != %d)\n", label, len1, len2);
fprintf(stderr, "Got:\n");
hexdump(d1, len1);
fprintf(stderr, "Want:\n");
hexdump(d2, len2);
return 0;
}
if (memcmp(d1, d2, len1) != 0) {
fprintf(stderr, "FAIL: %s - bytes differ\n", label);
fprintf(stderr, "Got:\n");
hexdump(d1, len1);
fprintf(stderr, "Want:\n");
hexdump(d2, len2);
return 0;
}
return 1;
}
const uint8_t asn1_bit_string_primitive[] = {
0x03, 0x07,
0x04, 0x0a, 0x3b, 0x5f, 0x29, 0x1c, 0xd0,
};
static int
asn1_bit_string_test(void)
{
uint8_t bs[] = {0x0a, 0x3b, 0x5f, 0x29, 0x1c, 0xd0};
ASN1_BIT_STRING *abs;
uint8_t *p = NULL, *pp;
const uint8_t *q;
int bit, i, len;
int failed = 1;
if ((abs = ASN1_BIT_STRING_new()) == NULL) {
fprintf(stderr, "FAIL: ASN1_BIT_STRING_new() == NULL\n");
goto failed;
}
if (!ASN1_BIT_STRING_set(abs, bs, sizeof(bs))) {
fprintf(stderr, "FAIL: failed to set bit string\n");
goto failed;
}
if ((len = i2d_ASN1_BIT_STRING(abs, NULL)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_BIT_STRING with NULL\n");
goto failed;
}
if ((p = malloc(len)) == NULL)
errx(1, "malloc");
memset(p, 0xbd, len);
pp = p;
if ((i2d_ASN1_BIT_STRING(abs, &pp)) != len) {
fprintf(stderr, "FAIL: i2d_ASN1_BIT_STRING\n");
goto failed;
}
if (!asn1_compare_bytes("BIT_STRING", p, len, asn1_bit_string_primitive,
sizeof(asn1_bit_string_primitive)))
goto failed;
if (pp != p + len) {
fprintf(stderr, "FAIL: i2d_ASN1_BIT_STRING pp = %p, want %p\n",
pp, p + len);
goto failed;
}
/* Test primitive decoding. */
q = p;
if (d2i_ASN1_BIT_STRING(&abs, &q, len) == NULL) {
fprintf(stderr, "FAIL: d2i_ASN1_BIT_STRING primitive\n");
goto failed;
}
if (!asn1_compare_bytes("BIT_STRING primitive data", abs->data, abs->length,
bs, sizeof(bs)))
goto failed;
if (q != p + len) {
fprintf(stderr, "FAIL: d2i_ASN1_BIT_STRING q = %p, want %p\n",
q, p + len);
goto failed;
}
/* Test ASN1_BIT_STRING_get_bit(). */
for (i = 0; i < ((int)sizeof(bs) * 8); i++) {
bit = (bs[i / 8] >> (7 - i % 8)) & 1;
if (ASN1_BIT_STRING_get_bit(abs, i) != bit) {
fprintf(stderr, "FAIL: ASN1_BIT_STRING_get_bit(_, %d) "
"= %d, want %d\n", i,
ASN1_BIT_STRING_get_bit(abs, i), bit);
goto failed;
}
}
/* Test ASN1_BIT_STRING_set_bit(). */
for (i = 0; i < ((int)sizeof(bs) * 8); i++) {
if (!ASN1_BIT_STRING_set_bit(abs, i, 1)) {
fprintf(stderr, "FAIL: ASN1_BIT_STRING_set_bit 1\n");
goto failed;
}
}
for (i = ((int)sizeof(bs) * 8) - 1; i >= 0; i--) {
bit = (bs[i / 8] >> (7 - i % 8)) & 1;
if (bit == 1)
continue;
if (!ASN1_BIT_STRING_set_bit(abs, i, 0)) {
fprintf(stderr, "FAIL: ASN1_BIT_STRING_set_bit\n");
goto failed;
}
}
if ((i2d_ASN1_BIT_STRING(abs, NULL)) != len) {
fprintf(stderr, "FAIL: i2d_ASN1_BIT_STRING\n");
goto failed;
}
memset(p, 0xbd, len);
pp = p;
if ((i2d_ASN1_BIT_STRING(abs, &pp)) != len) {
fprintf(stderr, "FAIL: i2d_ASN1_BIT_STRING\n");
goto failed;
}
if (!asn1_compare_bytes("BIT_STRING set", p, len, asn1_bit_string_primitive,
sizeof(asn1_bit_string_primitive)))
goto failed;
failed = 0;
failed:
ASN1_BIT_STRING_free(abs);
free(p);
return failed;
}
const uint8_t asn1_boolean_false[] = {
0x01, 0x01, 0x00,
};
const uint8_t asn1_boolean_true[] = {
0x01, 0x01, 0x01,
};
static int
asn1_boolean_test(void)
{
uint8_t *p = NULL, *pp;
const uint8_t *q;
int len;
int failed = 1;
if ((len = i2d_ASN1_BOOLEAN(0, NULL)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_BOOLEAN false with NULL\n");
goto failed;
}
if ((p = malloc(len)) == NULL)
errx(1, "calloc");
memset(p, 0xbd, len);
pp = p;
if ((i2d_ASN1_BOOLEAN(0, &pp)) != len) {
fprintf(stderr, "FAIL: i2d_ASN1_BOOLEAN false\n");
goto failed;
}
if (pp != p + len) {
fprintf(stderr, "FAIL: i2d_ASN1_BOOLEAN pp = %p, want %p\n",
pp, p + len);
goto failed;
}
if (!asn1_compare_bytes("BOOLEAN false", p, len, asn1_boolean_false,
sizeof(asn1_boolean_false)))
goto failed;
q = p;
if (d2i_ASN1_BOOLEAN(NULL, &q, len) != 0) {
fprintf(stderr, "FAIL: BOOLEAN false did not decode to 0\n");
goto failed;
}
if (q != p + len) {
fprintf(stderr, "FAIL: d2i_ASN1_BOOLEAN q = %p, want %p\n",
q, p + len);
goto failed;
}
free(p);
p = NULL;
if ((len = i2d_ASN1_BOOLEAN(1, NULL)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_BOOLEAN true with NULL\n");
goto failed;
}
if ((p = calloc(1, len)) == NULL)
errx(1, "calloc");
pp = p;
if ((i2d_ASN1_BOOLEAN(1, &pp)) != len) {
fprintf(stderr, "FAIL: i2d_ASN1_BOOLEAN true\n");
goto failed;
}
if (pp != p + len) {
fprintf(stderr, "FAIL: i2d_ASN1_BOOLEAN pp = %p, want %p\n",
pp, p + len);
goto failed;
}
if (!asn1_compare_bytes("BOOLEAN true", p, len, asn1_boolean_true,
sizeof(asn1_boolean_true)))
goto failed;
q = p;
if (d2i_ASN1_BOOLEAN(NULL, &q, len) != 1) {
fprintf(stderr, "FAIL: BOOLEAN true did not decode to 1\n");
goto failed;
}
if (q != p + len) {
fprintf(stderr, "FAIL: d2i_ASN1_BOOLEAN q = %p, want %p\n",
q, p + len);
goto failed;
}
failed = 0;
failed:
free(p);
return failed;
}
struct asn1_integer_test {
long value;
uint8_t content[64];
size_t content_len;
int content_neg;
uint8_t der[64];
size_t der_len;
int want_error;
};
struct asn1_integer_test asn1_integer_tests[] = {
{
.value = 0,
.content = {0x00},
.content_len = 1,
.der = {0x02, 0x01, 0x00},
.der_len = 3,
},
{
.value = 1,
.content = {0x01},
.content_len = 1,
.der = {0x02, 0x01, 0x01},
.der_len = 3,
},
{
.value = -1,
.content = {0x01},
.content_len = 1,
.content_neg = 1,
.der = {0x02, 0x01, 0xff},
.der_len = 3,
},
{
.value = 127,
.content = {0x7f},
.content_len = 1,
.der = {0x02, 0x01, 0x7f},
.der_len = 3,
},
{
.value = -127,
.content = {0x7f},
.content_len = 1,
.content_neg = 1,
.der = {0x02, 0x01, 0x81},
.der_len = 3,
},
{
.value = 128,
.content = {0x80},
.content_len = 1,
.der = {0x02, 0x02, 0x00, 0x80},
.der_len = 4,
},
{
.value = -128,
.content = {0x80},
.content_len = 1,
.content_neg = 1,
.der = {0x02, 0x01, 0x80},
.der_len = 3,
},
{
/* 2^64 */
.content = {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.content_len = 9,
.der = {0x02, 0x09, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.der_len = 11,
},
{
/* -2^64 */
.content = {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.content_len = 9,
.content_neg = 1,
.der = {0x02, 0x09, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.der_len = 11,
},
{
/* Invalid length. */
.der = {0x02, 0x00},
.der_len = 2,
.want_error = 1,
},
{
/* Invalid padding. */
.der = {0x02, 0x09, 0x00, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.der_len = 11,
.want_error = 1,
},
{
/* Invalid padding. */
.der = {0x02, 0x09, 0xff, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.der_len = 11,
.want_error = 1,
},
{
/* Invalid encoding (constructed with definite length). */
.der = {0x22, 0x03, 0x02, 0x01, 0x01},
.der_len = 5,
.want_error = 1,
},
{
/* Invalid encoding (constructed with indefinite length). */
.der = {0x22, 0x80, 0x02, 0x01, 0x01, 0x00, 0x00},
.der_len = 7,
.want_error = 1,
},
};
#define N_ASN1_INTEGER_TESTS \
(sizeof(asn1_integer_tests) / sizeof(*asn1_integer_tests))
static int
asn1_integer_set_test(struct asn1_integer_test *ait)
{
ASN1_INTEGER *aint = NULL;
uint8_t *p = NULL, *pp;
int len;
int failed = 1;
if ((aint = ASN1_INTEGER_new()) == NULL) {
fprintf(stderr, "FAIL: ASN1_INTEGER_new() == NULL\n");
goto failed;
}
if (!ASN1_INTEGER_set(aint, ait->value)) {
fprintf(stderr, "FAIL: ASN1_INTEGER_(%ld) failed\n",
ait->value);
goto failed;
}
if (ait->value != 0 &&
!asn1_compare_bytes("INTEGER set", aint->data, aint->length,
ait->content, ait->content_len))
goto failed;
if (ait->content_neg && aint->type != V_ASN1_NEG_INTEGER) {
fprintf(stderr, "FAIL: Not V_ASN1_NEG_INTEGER\n");
goto failed;
}
if (ASN1_INTEGER_get(aint) != ait->value) {
fprintf(stderr, "FAIL: ASN1_INTEGER_get() = %ld, want %ld\n",
ASN1_INTEGER_get(aint), ait->value);
goto failed;
}
if ((len = i2d_ASN1_INTEGER(aint, NULL)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER() failed\n");
goto failed;
}
if ((p = malloc(len)) == NULL)
errx(1, "malloc");
memset(p, 0xbd, len);
pp = p;
if ((len = i2d_ASN1_INTEGER(aint, &pp)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER() failed\n");
goto failed;
}
if (!asn1_compare_bytes("INTEGER set", p, len, ait->der,
ait->der_len))
goto failed;
failed = 0;
failed:
ASN1_INTEGER_free(aint);
free(p);
return failed;
}
static int
asn1_integer_content_test(struct asn1_integer_test *ait)
{
ASN1_INTEGER *aint = NULL;
uint8_t *p = NULL, *pp;
int len;
int failed = 1;
if ((aint = ASN1_INTEGER_new()) == NULL) {
fprintf(stderr, "FAIL: ASN1_INTEGER_new() == NULL\n");
goto failed;
}
if ((aint->data = malloc(ait->content_len)) == NULL)
errx(1, "malloc");
memcpy(aint->data, ait->content, ait->content_len);
aint->length = ait->content_len;
if (ait->content_neg)
aint->type = V_ASN1_NEG_INTEGER;
if ((len = i2d_ASN1_INTEGER(aint, NULL)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER() failed\n");
goto failed;
}
if ((p = malloc(len)) == NULL)
errx(1, "malloc");
memset(p, 0xbd, len);
pp = p;
if ((len = i2d_ASN1_INTEGER(aint, &pp)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER() failed\n");
goto failed;
}
if (!asn1_compare_bytes("INTEGER content", p, len, ait->der,
ait->der_len))
goto failed;
if (pp != p + len) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER pp = %p, want %p\n",
pp, p + len);
goto failed;
}
failed = 0;
failed:
ASN1_INTEGER_free(aint);
free(p);
return failed;
}
static int
asn1_integer_decode_test(struct asn1_integer_test *ait)
{
ASN1_INTEGER *aint = NULL;
const uint8_t *q;
int failed = 1;
q = ait->der;
if (d2i_ASN1_INTEGER(&aint, &q, ait->der_len) != NULL) {
if (ait->want_error != 0) {
fprintf(stderr, "FAIL: INTEGER decoded when it should "
"have failed\n");
goto failed;
}
if (!asn1_compare_bytes("INTEGER content", aint->data,
aint->length, ait->content, ait->content_len))
goto failed;
if (q != ait->der + ait->der_len) {
fprintf(stderr, "FAIL: d2i_ASN1_INTEGER q = %p, want %p\n",
q, ait->der + ait->der_len);
goto failed;
}
} else if (ait->want_error == 0) {
fprintf(stderr, "FAIL: INTEGER failed to decode\n");
ERR_print_errors_fp(stderr);
goto failed;
}
failed = 0;
failed:
ASN1_INTEGER_free(aint);
return failed;
}
static int
asn1_integer_set_val_test(void)
{
ASN1_INTEGER *aint = NULL;
uint64_t uval;
int64_t val;
int failed = 1;
if ((aint = ASN1_INTEGER_new()) == NULL) {
fprintf(stderr, "FAIL: ASN1_INTEGER_new() == NULL\n");
goto failed;
}
if (!ASN1_INTEGER_set_uint64(aint, 0)) {
fprintf(stderr, "FAIL: ASN_INTEGER_set_uint64() failed with "
"0\n");
goto failed;
}
if (!ASN1_INTEGER_get_uint64(&uval, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_uint64() failed with "
"0\n");
goto failed;
}
if (uval != 0) {
fprintf(stderr, "FAIL: uval != 0\n");
goto failed;
}
if (!ASN1_INTEGER_set_uint64(aint, UINT64_MAX)) {
fprintf(stderr, "FAIL: ASN_INTEGER_set_uint64() failed with "
"UINT64_MAX\n");
goto failed;
}
if (!ASN1_INTEGER_get_uint64(&uval, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_uint64() failed with "
"UINT64_MAX\n");
goto failed;
}
if (uval != UINT64_MAX) {
fprintf(stderr, "FAIL: uval != UINT64_MAX\n");
goto failed;
}
if (ASN1_INTEGER_get_int64(&val, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_int64() succeeded "
"with UINT64_MAX\n");
goto failed;
}
if (!ASN1_INTEGER_set_int64(aint, INT64_MIN)) {
fprintf(stderr, "FAIL: ASN_INTEGER_set_int64() failed with "
"INT64_MIN\n");
goto failed;
}
if (!ASN1_INTEGER_get_int64(&val, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_int64() failed with "
"INT64_MIN\n");
goto failed;
}
if (val != INT64_MIN) {
fprintf(stderr, "FAIL: val != INT64_MIN\n");
goto failed;
}
if (ASN1_INTEGER_get_uint64(&uval, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_uint64() succeeded "
"with INT64_MIN\n");
goto failed;
}
if (!ASN1_INTEGER_set_int64(aint, INT64_MAX)) {
fprintf(stderr, "FAIL: ASN_INTEGER_set_int64() failed with "
"INT64_MAX\n");
goto failed;
}
if (!ASN1_INTEGER_get_int64(&val, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_int64() failed with "
"INT64_MAX\n");
goto failed;
}
if (val != INT64_MAX) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_int64() failed with "
"INT64_MAX\n");
goto failed;
}
if (!ASN1_INTEGER_get_uint64(&uval, aint)) {
fprintf(stderr, "FAIL: ASN_INTEGER_get_uint64() failed with "
"INT64_MAX\n");
goto failed;
}
if (uval != INT64_MAX) {
fprintf(stderr, "FAIL: uval != INT64_MAX\n");
goto failed;
}
failed = 0;
failed:
ASN1_INTEGER_free(aint);
return failed;
}
static int
asn1_integer_cmp_test(void)
{
ASN1_INTEGER *a = NULL, *b = NULL;
int failed = 1;
if ((a = ASN1_INTEGER_new()) == NULL)
goto failed;
if ((b = ASN1_INTEGER_new()) == NULL)
goto failed;
if (ASN1_INTEGER_cmp(a, b) != 0) {
fprintf(stderr, "FAIL: INTEGER 0 == 0");
goto failed;
}
if (!ASN1_INTEGER_set(b, 1)) {
fprintf(stderr, "FAIL: failed to set INTEGER");
goto failed;
}
if (ASN1_INTEGER_cmp(a, b) >= 0) {
fprintf(stderr, "FAIL: INTEGER 0 < 1");
goto failed;
}
if (ASN1_INTEGER_cmp(b, a) <= 0) {
fprintf(stderr, "FAIL: INTEGER 1 > 0");
goto failed;
}
if (!ASN1_INTEGER_set(b, -1)) {
fprintf(stderr, "FAIL: failed to set INTEGER");
goto failed;
}
if (ASN1_INTEGER_cmp(a, b) <= 0) {
fprintf(stderr, "FAIL: INTEGER 0 > -1");
goto failed;
}
if (ASN1_INTEGER_cmp(b, a) >= 0) {
fprintf(stderr, "FAIL: INTEGER -1 < 0");
goto failed;
}
if (!ASN1_INTEGER_set(a, 1)) {
fprintf(stderr, "FAIL: failed to set INTEGER");
goto failed;
}
if (ASN1_INTEGER_cmp(a, b) <= 0) {
fprintf(stderr, "FAIL: INTEGER 1 > -1");
goto failed;
}
if (ASN1_INTEGER_cmp(b, a) >= 0) {
fprintf(stderr, "FAIL: INTEGER -1 < 1");
goto failed;
}
if (!ASN1_INTEGER_set(b, 1)) {
fprintf(stderr, "FAIL: failed to set INTEGER");
goto failed;
}
if (ASN1_INTEGER_cmp(a, b) != 0) {
fprintf(stderr, "FAIL: INTEGER 1 == 1");
goto failed;
}
failed = 0;
failed:
ASN1_INTEGER_free(a);
ASN1_INTEGER_free(b);
return failed;
}
static int
asn1_integer_null_data_test(void)
{
const uint8_t der[] = {0x02, 0x01, 0x00};
ASN1_INTEGER *aint = NULL;
uint8_t *p = NULL, *pp;
int len;
int failed = 0;
if ((aint = ASN1_INTEGER_new()) == NULL) {
fprintf(stderr, "FAIL: ASN1_INTEGER_new() == NULL\n");
goto failed;
}
if ((len = i2d_ASN1_INTEGER(aint, NULL)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER() failed\n");
goto failed;
}
if ((p = calloc(1, len)) == NULL)
errx(1, "calloc");
pp = p;
if ((len = i2d_ASN1_INTEGER(aint, &pp)) < 0) {
fprintf(stderr, "FAIL: i2d_ASN1_INTEGER() failed\n");
goto failed;
}
if (!asn1_compare_bytes("INTEGER NULL data", p, len, der, sizeof(der)))
goto failed;
failed = 0;
failed:
ASN1_INTEGER_free(aint);
free(p);
return failed;
}
static int
asn1_integer_test(void)
{
struct asn1_integer_test *ait;
int failed = 0;
size_t i;
for (i = 0; i < N_ASN1_INTEGER_TESTS; i++) {
ait = &asn1_integer_tests[i];
if (ait->content_len > 0 && ait->content_len <= 4)
failed |= asn1_integer_set_test(ait);
if (ait->content_len > 0)
failed |= asn1_integer_content_test(ait);
failed |= asn1_integer_decode_test(ait);
}
failed |= asn1_integer_cmp_test();
failed |= asn1_integer_null_data_test();
failed |= asn1_integer_set_val_test();
return failed;
}
static const struct asn1_string_new_test {
const char *name;
ASN1_STRING *(*new)(void);
void (*free)(ASN1_STRING *);
int type;
long flags;
} asn1_string_new_tests[] = {
{
.name = "ASN1_STRING",
.new = ASN1_STRING_new,
.free = ASN1_STRING_free,
.type = V_ASN1_OCTET_STRING,
},
{
.name = "ASN1_OCTET_STRING",
.new = ASN1_OCTET_STRING_new,
.free = ASN1_OCTET_STRING_free,
.type = V_ASN1_OCTET_STRING,
},
{
.name = "ASN1_BIT_STRING",
.new = ASN1_BIT_STRING_new,
.free = ASN1_BIT_STRING_free,
.type = V_ASN1_BIT_STRING,
},
{
.name = "ASN1_INTEGER",
.new = ASN1_INTEGER_new,
.free = ASN1_INTEGER_free,
.type = V_ASN1_INTEGER,
},
{
.name = "ASN1_ENUMERATED",
.new = ASN1_ENUMERATED_new,
.free = ASN1_ENUMERATED_free,
.type = V_ASN1_ENUMERATED,
},
{
.name = "ASN1_UTF8STRING",
.new = ASN1_UTF8STRING_new,
.free = ASN1_UTF8STRING_free,
.type = V_ASN1_UTF8STRING,
},
{
.name = "ASN1_IA5STRING",
.new = ASN1_IA5STRING_new,
.free = ASN1_IA5STRING_free,
.type = V_ASN1_IA5STRING,
},
{
.name = "ASN1_UNIVERSALSTRING",
.new = ASN1_UNIVERSALSTRING_new,
.free = ASN1_UNIVERSALSTRING_free,
.type = V_ASN1_UNIVERSALSTRING,
},
{
.name = "ASN1_BMPSTRING",
.new = ASN1_BMPSTRING_new,
.free = ASN1_BMPSTRING_free,
.type = V_ASN1_BMPSTRING,
},
{
.name = "ASN1_GENERALSTRING",
.new = ASN1_GENERALSTRING_new,
.free = ASN1_GENERALSTRING_free,
.type = V_ASN1_GENERALSTRING,
},
{
.name = "ASN1_T61STRING",
.new = ASN1_T61STRING_new,
.free = ASN1_T61STRING_free,
.type = V_ASN1_T61STRING,
},
{
.name = "ASN1_VISIBLESTRING",
.new = ASN1_VISIBLESTRING_new,
.free = ASN1_VISIBLESTRING_free,
.type = V_ASN1_VISIBLESTRING,
},
{
.name = "ASN1_PRINTABLESTRING",
.new = ASN1_PRINTABLESTRING_new,
.free = ASN1_PRINTABLESTRING_free,
.type = V_ASN1_PRINTABLESTRING,
},
{
.name = "ASN1_PRINTABLE",
.new = ASN1_PRINTABLE_new,
.free = ASN1_PRINTABLE_free,
.type = V_ASN1_UNDEF,
.flags = ASN1_STRING_FLAG_MSTRING,
},
{
.name = "DIRECTORYSTRING",
.new = DIRECTORYSTRING_new,
.free = DIRECTORYSTRING_free,
.type = V_ASN1_UNDEF,
.flags = ASN1_STRING_FLAG_MSTRING,
},
{
.name = "DISPLAYTEXT",
.new = DISPLAYTEXT_new,
.free = DISPLAYTEXT_free,
.type = V_ASN1_UNDEF,
.flags = ASN1_STRING_FLAG_MSTRING,
},
{
.name = "ASN1_GENERALIZEDTIME",
.new = ASN1_GENERALIZEDTIME_new,
.free = ASN1_GENERALIZEDTIME_free,
.type = V_ASN1_GENERALIZEDTIME,
},
{
.name = "ASN1_UTCTIME",
.new = ASN1_UTCTIME_new,
.free = ASN1_UTCTIME_free,
.type = V_ASN1_UTCTIME,
},
{
.name = "ASN1_TIME",
.new = ASN1_TIME_new,
.free = ASN1_TIME_free,
.type = V_ASN1_UNDEF,
.flags = ASN1_STRING_FLAG_MSTRING,
},
};
#define N_ASN1_STRING_NEW_TESTS \
(sizeof(asn1_string_new_tests) / sizeof(asn1_string_new_tests[0]))
static int
asn1_string_new_test(void)
{
size_t i;
ASN1_STRING *astr = NULL;
int failed = 1;
for (i = 0; i < N_ASN1_STRING_NEW_TESTS; i++) {
const struct asn1_string_new_test *asnt = &asn1_string_new_tests[i];
if ((astr = asnt->new()) == NULL) {
fprintf(stderr, "%s_new() failed\n", asnt->name);
goto err;
}
if (ASN1_STRING_type(astr) != asnt->type) {
fprintf(stderr, "%s type: want %d, got %d\n",
asnt->name, asnt->type, ASN1_STRING_type(astr));
goto err;
}
if (ASN1_STRING_data(astr) != NULL) {
fprintf(stderr, "%s data != NULL\n", asnt->name);
goto err;
}
if (ASN1_STRING_get0_data(astr) != NULL) {
fprintf(stderr, "%s data != NULL\n", asnt->name);
goto err;
}
if (ASN1_STRING_length(astr) != 0) {
fprintf(stderr, "%s length %d != 0\n", asnt->name,
ASN1_STRING_length(astr));
goto err;
}
ASN1_STRING_length_set(astr, 20);
if (ASN1_STRING_length(astr) != 20) {
fprintf(stderr, "%s length %d != 20\n", asnt->name,
ASN1_STRING_length(astr));
goto err;
}
astr->flags |= ASN1_STRING_FLAG_NDEF;
if (astr->flags != (asnt->flags | ASN1_STRING_FLAG_NDEF)) {
fprintf(stderr, "%s flags: %lx\n", asnt->name,
astr->flags);
goto err;
}
/* ASN1_STRING_set0() clears ASN1_STRING_FLAG_NDEF. */
ASN1_STRING_set0(astr, NULL, 0);
if (astr->flags != asnt->flags) {
fprintf(stderr, "%s flags: %lx != %lx\n", asnt->name,
astr->flags, asnt->flags);
goto err;
}
asnt->free(astr);
astr = NULL;
if ((astr = ASN1_STRING_type_new(asnt->type)) == NULL) {
fprintf(stderr, "ASN1_STRING_type_new(%s) failed\n",
asnt->name);
goto err;
}
if (ASN1_STRING_type(astr) != asnt->type) {
fprintf(stderr, "%s type: want %d, got %d\n",
asnt->name, asnt->type, ASN1_STRING_type(astr));
goto err;
}
if (ASN1_STRING_data(astr) != NULL) {
fprintf(stderr, "%s data != NULL\n", asnt->name);
goto err;
}
/* ASN1_STRING_type_new() does not set flags. */
if (astr->flags != 0) {
fprintf(stderr, "%s flags %lx\n", asnt->name,
astr->flags);
goto err;
}
asnt->free(astr);
astr = NULL;
}
failed = 0;
err:
ASN1_STRING_free(astr);
return failed;
}
static char *comparison_str = "mystring";
static int
asn1_string_cmp_test(void)
{
ASN1_STRING *a = NULL, *b = NULL;
int got, want;
int failed = 1;
if ((got = ASN1_STRING_cmp(NULL, NULL)) != -1) {
fprintf(stderr, "ASN1_STRING_cmp(NULL, NULL): %d != -1\n", got);
goto err;
}
if ((a = ASN1_STRING_new()) == NULL) {
fprintf(stderr, "a = ASN1_STRING_new() failed\n");
goto err;
}
if ((b = ASN1_STRING_type_new(V_ASN1_UTF8STRING)) == NULL) {
fprintf(stderr, "b = ASN1_STRING_type_new() failed\n");
goto err;
}
if ((got = ASN1_STRING_cmp(a, NULL)) != -1) {
fprintf(stderr, "ASN1_STRING_cmp(a, NULL): %d != -1\n", got);
goto err;
}
if ((got = ASN1_STRING_cmp(NULL, a)) != -1) {
fprintf(stderr, "ASN1_STRING_cmp(NULL, a): %d != -1\n", got);
goto err;
}
if (ASN1_STRING_cmp(a, b) >= 0) {
fprintf(stderr, "V_ASN1_OCTET_STRING >= V_ASN1_UTF8STRING\n");
goto err;
}
want = V_ASN1_UTF8STRING - V_ASN1_OCTET_STRING;
if ((got = ASN1_STRING_cmp(b, a)) != want) {
fprintf(stderr, "comparison of octet with utf8 string:"
"want %d, got %d\n", want, got);
goto err;
}
ASN1_STRING_set0(a, comparison_str, strlen(comparison_str));
ASN1_STRING_set0(b, comparison_str, strlen(comparison_str));
/* Ensure any data set on a or b isn't freed/zeroed. */
a->flags |= ASN1_STRING_FLAG_NDEF;
b->flags |= ASN1_STRING_FLAG_NDEF;
if ((got = ASN1_STRING_cmp(b, a)) != want) {
fprintf(stderr, "comparison of octet with utf8 string:"
"want %d, got %d\n", want, got);
goto err;
}
b->type = V_ASN1_OCTET_STRING;
if ((got = ASN1_STRING_cmp(a, b)) != 0) {
fprintf(stderr, "same string on both. want 0, got %d\n", got);
goto err;
}
if (!ASN1_STRING_set(b, "myString", -1)) {
fprintf(stderr, "ASN1_STRING_set(b) failed\n");
goto err;
}
if ((got = ASN1_STRING_cmp(a, b)) <= 0) {
fprintf(stderr, "capitalized letter compares larger: got %d\n",
got);
goto err;
}
if ((got = ASN1_STRING_cmp(b, a)) >= 0) {
fprintf(stderr, "capitalized letter is larger 2: %d\n", got);
goto err;
}
ASN1_STRING_length_set(b, 2);
want = strlen(comparison_str) - 2;
if ((got = ASN1_STRING_cmp(a, b)) != want) {
fprintf(stderr, "comparison of a with truncated b: "
"want %d, got %d\n", want, got);
goto err;
}
want = -want;
if ((got = ASN1_STRING_cmp(b, a)) != want) {
fprintf(stderr, "comparison of truncated b with a: "
"want %d, got %d\n", want, got);
goto err;
}
ASN1_STRING_length_set(a, 2);
if ((got = ASN1_STRING_cmp(a, b)) != 0) {
fprintf(stderr, "both truncated compared to %d\n", got);
goto err;
}
ASN1_STRING_length_set(a, strlen(comparison_str));
ASN1_STRING_set0(b, NULL, 0);
want = strlen(comparison_str);
if ((got = ASN1_STRING_cmp(a, b)) != want) {
fprintf(stderr, "comparison of a with zeroed b: "
"want %d, got %d\n", want, got);
goto err;
}
ASN1_STRING_set0(b, "", 0);
b->flags |= ASN1_STRING_FLAG_NDEF;
if ((got = ASN1_STRING_cmp(a, b)) != want) {
fprintf(stderr, "comparison of a with zero-length b: "
"want %d, got %d\n", want, got);
goto err;
}
ASN1_STRING_set0(a, NULL, 0);
if ((got = ASN1_STRING_cmp(a, b)) != 0) {
fprintf(stderr, "comparison of zeroed a with zero-length b: "
"want 0, got %d\n", got);
goto err;
}
if ((got = ASN1_STRING_cmp(b, a)) != 0) {
fprintf(stderr, "comparison of zero-length b with zeroed a: "
"want 0, got %d\n", got);
goto err;
}
failed = 0;
err:
ASN1_STRING_free(a);
ASN1_STRING_free(b);
return failed;
}
static int
asn1_string_test(void)
{
int failed = 0;
failed |= asn1_string_new_test();
failed |= asn1_string_cmp_test();
return failed;
}
int
main(int argc, char **argv)
{
int failed = 0;
failed |= asn1_bit_string_test();
failed |= asn1_boolean_test();
failed |= asn1_integer_test();
failed |= asn1_string_test();
return (failed);
}