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/* $Id: x509-file.cpp $ */
/** @file
* IPRT - Crypto - X.509, File related APIs.
*/
/*
* Copyright (C) 2006-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE 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.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include "internal/iprt.h"
#include <iprt/crypto/x509.h>
#include <iprt/assert.h>
#include <iprt/err.h>
#include <iprt/path.h>
#include <iprt/crypto/pem.h>
/*********************************************************************************************************************************
* Global Variables *
*********************************************************************************************************************************/
static RTCRPEMMARKERWORD const g_aWords_Certificate[] = { { RT_STR_TUPLE("CERTIFICATE") } };
/** X509 Certificate markers. */
RT_DECL_DATA_CONST(RTCRPEMMARKER const) g_aRTCrX509CertificateMarkers[] =
{
{ g_aWords_Certificate, RT_ELEMENTS(g_aWords_Certificate) }
};
/** Number of entries in g_aRTCrX509CertificateMarkers. */
RT_DECL_DATA_CONST(uint32_t const) g_cRTCrX509CertificateMarkers = RT_ELEMENTS(g_aRTCrX509CertificateMarkers);
RTDECL(int) RTCrX509Certificate_ReadFromFile(PRTCRX509CERTIFICATE pCertificate, const char *pszFilename, uint32_t fFlags,
PCRTASN1ALLOCATORVTABLE pAllocator, PRTERRINFO pErrInfo)
{
AssertReturn(!(fFlags & ~RTCRX509CERT_READ_F_PEM_ONLY), VERR_INVALID_FLAGS);
PCRTCRPEMSECTION pSectionHead;
int rc = RTCrPemReadFile(pszFilename,
fFlags & RTCRX509CERT_READ_F_PEM_ONLY ? RTCRPEMREADFILE_F_ONLY_PEM : 0,
g_aRTCrX509CertificateMarkers, g_cRTCrX509CertificateMarkers,
&pSectionHead, pErrInfo);
if (RT_SUCCESS(rc))
{
if (pSectionHead)
{
RTCRX509CERTIFICATE TmpCert;
RTASN1CURSORPRIMARY PrimaryCursor;
RTAsn1CursorInitPrimary(&PrimaryCursor, pSectionHead->pbData, (uint32_t)RT_MIN(pSectionHead->cbData, UINT32_MAX),
pErrInfo, pAllocator, RTASN1CURSOR_FLAGS_DER, RTPathFilename(pszFilename));
rc = RTCrX509Certificate_DecodeAsn1(&PrimaryCursor.Cursor, 0, &TmpCert, "Cert");
if (RT_SUCCESS(rc))
{
rc = RTCrX509Certificate_CheckSanity(&TmpCert, 0, pErrInfo, "Cert");
if (RT_SUCCESS(rc))
{
rc = RTCrX509Certificate_Clone(pCertificate, &TmpCert, pAllocator);
if (RT_SUCCESS(rc))
{
if (pSectionHead->pNext || PrimaryCursor.Cursor.cbLeft)
rc = VINF_ASN1_MORE_DATA;
}
}
RTCrX509Certificate_Delete(&TmpCert);
}
RTCrPemFreeSections(pSectionHead);
}
else
rc = rc != VINF_SUCCESS ? -rc : VERR_INTERNAL_ERROR_2;
}
return rc;
}
RTDECL(int) RTCrX509Certificate_ReadFromBuffer(PRTCRX509CERTIFICATE pCertificate, const void *pvBuf, size_t cbBuf,
uint32_t fFlags, PCRTASN1ALLOCATORVTABLE pAllocator,
PRTERRINFO pErrInfo, const char *pszErrorTag)
{
AssertReturn(!(fFlags & ~RTCRX509CERT_READ_F_PEM_ONLY), VERR_INVALID_FLAGS);
PCRTCRPEMSECTION pSectionHead;
int rc = RTCrPemParseContent(pvBuf, cbBuf,
fFlags & RTCRX509CERT_READ_F_PEM_ONLY ? RTCRPEMREADFILE_F_ONLY_PEM : 0,
g_aRTCrX509CertificateMarkers, g_cRTCrX509CertificateMarkers,
&pSectionHead, pErrInfo);
if (RT_SUCCESS(rc))
{
if (pSectionHead)
{
RTCRX509CERTIFICATE TmpCert;
RTASN1CURSORPRIMARY PrimaryCursor;
RTAsn1CursorInitPrimary(&PrimaryCursor, pSectionHead->pbData, (uint32_t)RT_MIN(pSectionHead->cbData, UINT32_MAX),
pErrInfo, pAllocator, RTASN1CURSOR_FLAGS_DER, pszErrorTag);
rc = RTCrX509Certificate_DecodeAsn1(&PrimaryCursor.Cursor, 0, &TmpCert, "Cert");
if (RT_SUCCESS(rc))
{
rc = RTCrX509Certificate_CheckSanity(&TmpCert, 0, pErrInfo, "Cert");
if (RT_SUCCESS(rc))
{
rc = RTCrX509Certificate_Clone(pCertificate, &TmpCert, pAllocator);
if (RT_SUCCESS(rc))
{
if (pSectionHead->pNext || PrimaryCursor.Cursor.cbLeft)
rc = VINF_ASN1_MORE_DATA;
}
}
RTCrX509Certificate_Delete(&TmpCert);
}
RTCrPemFreeSections(pSectionHead);
}
else
rc = rc != VINF_SUCCESS ? -rc : VERR_INTERNAL_ERROR_2;
}
return rc;
}
#if 0
RTDECL(int) RTCrX509Certificates_ReadFromFile(const char *pszFilename, uint32_t fFlags,
PRTCRX509CERTIFICATES pCertificates, PRTERRINFO pErrInfo)
{
AssertReturn(!(fFlags & ~RTCRX509CERT_READ_F_PEM_ONLY), VERR_INVALID_FLAGS);
PCRTCRPEMSECTION pSectionHead;
int rc = RTCrPemReadFile(pszFilename,
fFlags & RTCRX509CERT_READ_F_PEM_ONLY ? RTCRPEMREADFILE_F_ONLY_PEM : 0,
g_aRTCrX509CertificateMarkers, g_cRTCrX509CertificateMarkers,
&pSectionHead, pErrInfo);
if (RT_SUCCESS(rc))
{
pCertificates->Allocation
PCRTCRPEMSECTION pCurSec = pSectionHead;
while (pCurSec)
{
pCurSec = pCurSec->pNext;
}
RTCrPemFreeSections(pSectionHead);
}
return rc;
}
#endif
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