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/* $Id: tstRTCrX509-1.cpp $ */
/** @file
* IPRT testcase - Crypto - X.509 \#1.
*/
/*
* Copyright (C) 2016-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/crypto/x509.h>
#include <iprt/err.h>
#include <iprt/string.h>
#include <iprt/test.h>
#include "tstRTCrX509-1.h"
/*********************************************************************************************************************************
* Global Variables *
*********************************************************************************************************************************/
static RTTEST g_hTest;
/** List of test certificates + keys, PEM encoding, and their corresponding
* .der certificate encodings. */
static const struct
{
const char *pszFile;
bool fMaybeNotInOpenSSL;
bool fSelfSigned;
int rcSuccessDigestQuality;
char const *pchPem;
size_t cbPem;
uint8_t const *pbDer;
size_t cbDer;
} g_aFiles[] =
{
#define MY_CERT_ENTRY(a_fMaybeNotInOpenSSL, a_fSelfSigned, a_rcSuccessDigestQuality, a_Name) \
{ #a_Name, a_fMaybeNotInOpenSSL, a_fSelfSigned, a_rcSuccessDigestQuality, \
(const char *)RT_CONCAT(g_abPem_, a_Name), RT_CONCAT(g_cbPem_, a_Name), \
RT_CONCAT(g_abDer_, a_Name), RT_CONCAT(g_cbDer_, a_Name) }
MY_CERT_ENTRY(true, true, VINF_CR_DIGEST_SEVERELY_COMPROMISED, md4),
MY_CERT_ENTRY(false, true, VINF_CR_DIGEST_COMPROMISED, md5),
MY_CERT_ENTRY(false, true, VINF_CR_DIGEST_DEPRECATED, sha1),
MY_CERT_ENTRY(false, true, VINF_SUCCESS, sha224),
MY_CERT_ENTRY(false, true, VINF_SUCCESS, sha256),
MY_CERT_ENTRY(false, true, VINF_SUCCESS, sha384),
MY_CERT_ENTRY(false, true, VINF_SUCCESS, sha512),
MY_CERT_ENTRY(false, false, -1, cert1),
};
static void test1()
{
RTTestSub(g_hTest, "Basics");
int rc;
for (unsigned i = 0; i < RT_ELEMENTS(g_aFiles); i++)
{
/*
* Decode.
*/
/* Raw decoding of DER bytes, structure will have pointers to the raw data. */
RTCRX509CERTIFICATE Cert0;
RTASN1CURSORPRIMARY PrimaryCursor;
RTAsn1CursorInitPrimary(&PrimaryCursor, g_aFiles[i].pbDer, (uint32_t)g_aFiles[i].cbDer,
NULL /*pErrInfo*/, &g_RTAsn1DefaultAllocator, RTASN1CURSOR_FLAGS_DER, NULL /*pszErrorTag*/);
rc = RTCrX509Certificate_DecodeAsn1(&PrimaryCursor.Cursor, 0, &Cert0, "Cert0");
if (RT_SUCCESS(rc))
{
rc = RTCrX509Certificate_CheckSanity(&Cert0, 0, NULL /*pErrInfo*/, "Cert0");
if (RT_SUCCESS(rc))
{
/* Check the API, this clones the certificate so no data pointers. */
RTCRX509CERTIFICATE Cert1;
memset(&Cert1, i, sizeof(Cert1));
rc = RTCrX509Certificate_ReadFromBuffer(&Cert1, g_aFiles[i].pbDer, g_aFiles[i].cbDer, 0 /*fFlags*/,
&g_RTAsn1EFenceAllocator, NULL /*pErrInfo*/, NULL /*pszErrorTag*/);
if (RT_SUCCESS(rc))
{
/* Read the PEM variant. */
RTCRX509CERTIFICATE Cert2;
memset(&Cert2, ~i, sizeof(Cert2));
rc = RTCrX509Certificate_ReadFromBuffer(&Cert2, g_aFiles[i].pchPem, g_aFiles[i].cbPem, 0 /*fFlags*/,
&g_RTAsn1DefaultAllocator, NULL /*pErrInfo*/, NULL /*pszErrorTag*/);
if (RT_SUCCESS(rc))
{
/*
* Compare them, they should be all the same.
*/
if (RTCrX509Certificate_Compare(&Cert0, &Cert1) != 0)
RTTestIFailed("Cert0 and Cert1 (DER) decoding of file %s (#%u) differs", g_aFiles[i].pszFile, i);
else if (RTCrX509Certificate_Compare(&Cert0, &Cert2) != 0)
RTTestIFailed("Cert0 and Cert2 (PEM) decoding of file %s (#%u) differs", g_aFiles[i].pszFile, i);
else if (RTCrX509Certificate_Compare(&Cert1, &Cert2) != 0)
RTTestIFailed("Cert1 (DER) and Cert2 (PEM) decoding of file %s (#%u) differs", g_aFiles[i].pszFile, i);
else
{
/*
* Encode the certificates.
*/
unsigned j;
PRTCRX509CERTIFICATE paCerts[] = { &Cert0, &Cert1, &Cert2 };
for (j = 0; j < RT_ELEMENTS(paCerts); j++)
{
uint32_t cbEncoded = ~(j ^ i);
RTTESTI_CHECK_RC(rc = RTAsn1EncodePrepare(&paCerts[j]->SeqCore.Asn1Core,
RTASN1ENCODE_F_DER, &cbEncoded, NULL), VINF_SUCCESS);
if (RT_SUCCESS(rc) && cbEncoded != g_aFiles[i].cbDer)
RTTestIFailed("RTAsn1EncodePrepare of file %s (#%u) returned %#x bytes instead of %#x",
g_aFiles[i].pszFile, i, cbEncoded, g_aFiles[i].cbDer);
cbEncoded = (uint32_t)g_aFiles[i].cbDer;
void *pvTmp = RTTestGuardedAllocTail(g_hTest, cbEncoded);
RTTESTI_CHECK_RC(rc = RTAsn1EncodeToBuffer(&paCerts[j]->SeqCore.Asn1Core, RTASN1ENCODE_F_DER,
pvTmp, cbEncoded, NULL /*pErrInfo*/), VINF_SUCCESS);
if (RT_SUCCESS(rc) && memcmp(pvTmp, g_aFiles[i].pbDer, cbEncoded) != 0)
RTTestIFailed("RTAsn1EncodeToBuffer produces the wrong output for file %s (#%u), variation %u",
g_aFiles[i].pszFile, i, j);
RTTestGuardedFree(g_hTest, pvTmp);
}
/*
* Check that our self signed check works.
*/
RTTESTI_CHECK(RTCrX509Certificate_IsSelfSigned(&Cert0) == g_aFiles[i].fSelfSigned);
RTTESTI_CHECK(RTCrX509Certificate_IsSelfSigned(&Cert1) == g_aFiles[i].fSelfSigned);
RTTESTI_CHECK(RTCrX509Certificate_IsSelfSigned(&Cert2) == g_aFiles[i].fSelfSigned);
if (g_aFiles[i].fSelfSigned)
{
/*
* Verify the certificate signature (self signed).
*/
for (j = 0; j < RT_ELEMENTS(paCerts); j++)
{
rc = RTCrX509Certificate_VerifySignatureSelfSigned(paCerts[j], NULL /*pErrInfo*/);
if (RT_FAILURE(rc))
RTTestIFailed("RTCrX509Certificate_VerifySignatureSelfSigned failed for %s (#%u), variation %u: %Rrc",
g_aFiles[i].pszFile, i, j, rc);
else if ( rc != g_aFiles[i].rcSuccessDigestQuality
&& g_aFiles[i].rcSuccessDigestQuality != -1)
RTTestIFailed("RTCrX509Certificate_VerifySignatureSelfSigned returned %Rrc rather than %Rrc for %s (#%u), variation %u",
rc, g_aFiles[i].rcSuccessDigestQuality, g_aFiles[i].pszFile, i, j);
}
}
}
RTCrX509Certificate_Delete(&Cert2);
}
else
RTTestIFailed("Error %Rrc decoding PEM file %s (#%u)", rc, g_aFiles[i].pszFile, i);
RTCrX509Certificate_Delete(&Cert1);
}
else
RTTestIFailed("Error %Rrc decoding DER file %s (#%u)", rc, g_aFiles[i].pszFile, i);
}
RTCrX509Certificate_Delete(&Cert0);
}
}
}
int main()
{
RTEXITCODE rcExit = RTTestInitAndCreate("tstRTCrX509-1", &g_hTest);
if (rcExit != RTEXITCODE_SUCCESS)
return rcExit;
RTTestBanner(g_hTest);
test1();
return RTTestSummaryAndDestroy(g_hTest);
}
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