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|
/* $OpenBSD: x509_algor.c,v 1.7 2024/02/29 20:03:47 tb Exp $ */
/*
* 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 <err.h>
#include <stdio.h>
#include <openssl/asn1.h>
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
int X509_ALGOR_set_evp_md(X509_ALGOR *alg, const EVP_MD *md);
static int
x509_algor_new_test(void)
{
X509_ALGOR *alg = NULL;
const ASN1_OBJECT *aobj;
int failed = 1;
if ((alg = X509_ALGOR_new()) == NULL)
errx(1, "%s: X509_ALGOR_new", __func__);
if ((aobj = OBJ_nid2obj(NID_undef)) == NULL)
errx(1, "%s: OBJ_nid2obj", __func__);
if (alg->algorithm != aobj) {
fprintf(stderr, "FAIL: %s: want NID_undef OID\n", __func__);
goto failure;
}
if (alg->parameter != NULL) {
fprintf(stderr, "FAIL: %s: want NULL parameters\n", __func__);
goto failure;
}
failed = 0;
failure:
X509_ALGOR_free(alg);
return failed;
}
static int
x509_algor_set0_test(void)
{
X509_ALGOR *alg = NULL;
ASN1_TYPE *old_parameter;
ASN1_OBJECT *oid;
ASN1_INTEGER *aint = NULL, *aint_ref;
int ret;
int failed = 1;
if ((ret = X509_ALGOR_set0(NULL, NULL, 0, NULL)) != 0) {
fprintf(stderr, "FAIL: %s: X509_ALGOR_set0(NULL, NULL, 0, NULL)"
", want: %d, got %d\n", __func__, 0, ret);
goto failure;
}
if ((alg = X509_ALGOR_new()) == NULL)
errx(1, "%s: X509_ALGOR_new", __func__);
/* This sets algorithm to NULL and allocates new parameters. */
if ((ret = X509_ALGOR_set0(alg, NULL, 0, NULL)) != 1) {
fprintf(stderr, "FAIL: %s: X509_ALGOR_set0(alg, NULL, 0, NULL)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->algorithm != NULL) {
fprintf(stderr, "FAIL: %s: want NULL algorithm after "
"X509_ALGOR_set0(alg, NULL, 0, NULL)\n", __func__);
goto failure;
}
if ((old_parameter = alg->parameter) == NULL) {
fprintf(stderr, "FAIL: %s: want non-NULL parameter after "
"X509_ALGOR_set0(alg, NULL, 0, NULL)\n", __func__);
goto failure;
}
if (alg->parameter->type != V_ASN1_UNDEF) {
fprintf(stderr, "FAIL: %s: want %d parameter type after "
"X509_ALGOR_set0(alg, NULL, 0, NULL), got %d\n",
__func__, V_ASN1_UNDEF, alg->parameter->type);
goto failure;
}
if (alg->parameter->value.ptr != NULL) {
fprintf(stderr, "FAIL: %s: want NULL parameter value after "
"X509_ALGOR_set0(alg, NULL, 0, NULL)\n", __func__);
goto failure;
}
/* This should leave algorithm at NULL and parameters untouched. */
if ((ret = X509_ALGOR_set0(alg, NULL, 0, NULL)) != 1) {
fprintf(stderr, "FAIL: %s: X509_ALGOR_set0(alg, NULL, 0, NULL)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->algorithm != NULL) {
fprintf(stderr, "FAIL: %s: want NULL algorithm after second"
"X509_ALGOR_set0(alg, NULL, 0, NULL)\n", __func__);
goto failure;
}
if (alg->parameter != old_parameter) {
fprintf(stderr, "FAIL: %s: parameter changed after second"
"X509_ALGOR_set0(alg, NULL, 0, NULL)\n", __func__);
goto failure;
}
/* This ignores pval (old_parameter). */
if ((ret = X509_ALGOR_set0(alg, NULL, 0, old_parameter)) != 1) {
fprintf(stderr, "FAIL: %s: X509_ALGOR_set0(alg, NULL, 0, ptr)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->algorithm != NULL) {
fprintf(stderr, "FAIL: %s: want NULL algorithm after "
"X509_ALGOR_set0(alg, NULL, 0, ptr)\n", __func__);
goto failure;
}
if (alg->parameter == NULL) {
fprintf(stderr, "FAIL: %s: want non-NULL parameter after "
"X509_ALGOR_set0(alg, NULL, 0, ptr)\n", __func__);
goto failure;
}
if (alg->parameter->type != V_ASN1_UNDEF) {
fprintf(stderr, "FAIL: %s: want %d parameter type after "
"X509_ALGOR_set0(alg, NULL, 0, ptr), got %d\n",
__func__, V_ASN1_UNDEF, alg->parameter->type);
goto failure;
}
if (alg->parameter->value.ptr != NULL) {
fprintf(stderr, "FAIL: %s: want NULL parameter value after "
"X509_ALGOR_set0(alg, NULL, 0, ptr)\n", __func__);
goto failure;
}
old_parameter = NULL;
/* This frees parameters and ignores pval. */
if ((ret = X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, NULL)) != 1) {
fprintf(stderr, "FAIL: %s: "
"X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, NULL)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->algorithm != NULL) {
fprintf(stderr, "FAIL: %s: want NULL algorithm after "
"X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, NULL)\n", __func__);
goto failure;
}
if (alg->parameter != NULL) {
fprintf(stderr, "FAIL: %s: want NULL parameter after "
"X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, NULL)\n", __func__);
goto failure;
}
/* This frees parameters and ignores "foo". */
if ((ret = X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, "foo")) != 1) {
fprintf(stderr, "FAIL: %s: X509_ALGOR_set0(alg, NULL, 0, \"foo\")"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->algorithm != NULL) {
fprintf(stderr, "FAIL: %s: want NULL algorithm after "
"X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, \"foo\")\n", __func__);
goto failure;
}
if (alg->parameter != NULL) {
fprintf(stderr, "FAIL: %s: want NULL parameter after "
"X509_ALGOR_set0(alg, NULL, V_ASN1_UNDEF, \"foo\")\n", __func__);
goto failure;
}
if ((oid = OBJ_nid2obj(NID_sha512_224)) == NULL) {
fprintf(stderr, "FAIL: %s: OBJ_nid2obj(NID_sha512_224)\n", __func__);
goto failure;
}
if ((aint = aint_ref = ASN1_INTEGER_new()) == NULL)
errx(1, "%s: ASN1_INTEGER_new()", __func__);
if (!ASN1_INTEGER_set_uint64(aint, 57))
errx(1, "%s: ASN1_INTEGER_set_uint64()", __func__);
if ((ret = X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint)) != 1) {
fprintf(stderr, "Fail: %s: "
"X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
aint = NULL;
if (alg->algorithm != oid) {
fprintf(stderr, "FAIL: %s: unexpected oid on alg after "
"X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->parameter == NULL) {
fprintf(stderr, "FAIL: %s: expected non-NULL parameter after "
"X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
if (alg->parameter->type != V_ASN1_INTEGER) {
fprintf(stderr, "FAIL: %s: want %d parameter type after "
"X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint), got %d\n",
__func__, V_ASN1_INTEGER, alg->parameter->type);
goto failure;
}
if (alg->parameter->value.asn1_string != aint_ref) {
fprintf(stderr, "FAIL: %s: unexpected parameter value after "
"X509_ALGOR_set0(alg, oid, V_ASN1_NULL, aint)\n", __func__);
goto failure;
}
failed = 0;
failure:
X509_ALGOR_free(alg);
ASN1_INTEGER_free(aint);
return failed;
}
static int
x509_algor_get0_test(void)
{
X509_ALGOR *alg;
const ASN1_OBJECT *aobj = NULL;
int ptype = 0;
const void *pval = NULL;
ASN1_OBJECT *oid;
ASN1_INTEGER *aint = NULL, *aint_ref = NULL;
int ret;
int failed = 1;
if ((alg = X509_ALGOR_new()) == NULL)
errx(1, "%s: X509_ALGOR_new", __func__);
X509_ALGOR_get0(&aobj, NULL, NULL, alg);
if (aobj == NULL) {
fprintf(stderr, "FAIL: %s: expected non-NULL aobj\n", __func__);
goto failure;
}
X509_ALGOR_get0(NULL, &ptype, NULL, alg);
if (ptype != V_ASN1_UNDEF) {
fprintf(stderr, "FAIL: %s: want %d, got %d\n",
__func__, V_ASN1_UNDEF, ptype);
goto failure;
}
if ((oid = OBJ_nid2obj(NID_ED25519)) == NULL)
errx(1, "%s: OBJ_nid2obj(NID_ED25519)", __func__);
if ((aint = aint_ref = ASN1_INTEGER_new()) == NULL)
errx(1, "%s: ASN1_INTEGER_new()", __func__);
if (!ASN1_INTEGER_set_uint64(aint, 99))
errx(1, "%s: ASN1_INTEGER_set_uint64()", __func__);
if ((ret = X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint)) != 1) {
fprintf(stderr, "Fail: %s: "
"X509_ALGOR_set0(alg, oid, V_ASN1_INTEGER, aint)"
", want: %d, got %d\n", __func__, 1, ret);
goto failure;
}
aint = NULL;
X509_ALGOR_get0(&aobj, NULL, NULL, alg);
if (aobj != oid) {
fprintf(stderr, "FAIL: %s: expected Ed25519 oid\n", __func__);
goto failure;
}
X509_ALGOR_get0(NULL, &ptype, NULL, alg);
if (ptype != V_ASN1_INTEGER) {
fprintf(stderr, "FAIL: %s: expected %d, got %d\n",
__func__, V_ASN1_INTEGER, ptype);
goto failure;
}
pval = oid;
X509_ALGOR_get0(NULL, NULL, &pval, alg);
if (pval != NULL) {
fprintf(stderr, "FAIL: %s: got non-NULL pval\n", __func__);
goto failure;
}
aobj = NULL;
ptype = V_ASN1_UNDEF;
pval = oid;
X509_ALGOR_get0(&aobj, &ptype, &pval, alg);
if (aobj != oid) {
fprintf(stderr, "FAIL: %s: expected Ed25519 oid 2\n", __func__);
goto failure;
}
if (ptype != V_ASN1_INTEGER) {
fprintf(stderr, "FAIL: %s: expected %d, got %d 2\n",
__func__, V_ASN1_INTEGER, ptype);
goto failure;
}
if (pval != aint_ref) {
fprintf(stderr, "FAIL: %s: expected ASN.1 integer\n", __func__);
goto failure;
}
failed = 0;
failure:
X509_ALGOR_free(alg);
ASN1_INTEGER_free(aint);
return failed;
}
static int
x509_algor_set_evp_md_test(void)
{
X509_ALGOR *alg = NULL;
const ASN1_OBJECT *aobj;
int ptype = 0, nid = 0;
int failed = 1;
if ((alg = X509_ALGOR_new()) == NULL)
errx(1, "%s: X509_ALGOR_new", __func__);
if (!X509_ALGOR_set_evp_md(alg, EVP_sm3())) {
fprintf(stderr, "%s: X509_ALGOR_set_evp_md to sm3 failed\n",
__func__);
goto failure;
}
X509_ALGOR_get0(&aobj, &ptype, NULL, alg);
if ((nid = OBJ_obj2nid(aobj)) != NID_sm3) {
fprintf(stderr, "%s: sm3 want %d, got %d\n", __func__,
NID_sm3, nid);
goto failure;
}
if (ptype != V_ASN1_UNDEF) {
fprintf(stderr, "%s: sm3 want %d, got %d\n", __func__,
V_ASN1_UNDEF, ptype);
goto failure;
}
/* Preallocate as recommended in the manual. */
if (!X509_ALGOR_set0(alg, NULL, 0, NULL))
errx(1, "%s: X509_ALGOR_set0", __func__);
if (!X509_ALGOR_set_evp_md(alg, EVP_md5())) {
fprintf(stderr, "%s: X509_ALGOR_set_evp_md to md5 failed\n",
__func__);
goto failure;
}
X509_ALGOR_get0(&aobj, &ptype, NULL, alg);
if ((nid = OBJ_obj2nid(aobj)) != NID_md5) {
fprintf(stderr, "%s: md5 want %d, got %d\n", __func__,
NID_sm3, nid);
goto failure;
}
if (ptype != V_ASN1_NULL) {
fprintf(stderr, "%s: md5 want %d, got %d\n", __func__,
V_ASN1_NULL, ptype);
goto failure;
}
failed = 0;
failure:
X509_ALGOR_free(alg);
return failed;
}
int
main(void)
{
int failed = 0;
failed |= x509_algor_new_test();
failed |= x509_algor_set0_test();
failed |= x509_algor_get0_test();
failed |= x509_algor_set_evp_md_test();
return failed;
}
|
