diff options
Diffstat (limited to 'src/VBox/Runtime/common/asn1/asn1-ut-octetstring-decode.cpp')
-rw-r--r-- | src/VBox/Runtime/common/asn1/asn1-ut-octetstring-decode.cpp | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/asn1/asn1-ut-octetstring-decode.cpp b/src/VBox/Runtime/common/asn1/asn1-ut-octetstring-decode.cpp new file mode 100644 index 00000000..f376af95 --- /dev/null +++ b/src/VBox/Runtime/common/asn1/asn1-ut-octetstring-decode.cpp @@ -0,0 +1,80 @@ +/* $Id: asn1-ut-octetstring-decode.cpp $ */ +/** @file + * IPRT - ASN.1, OCTET STRING Type, Decoding. + */ + +/* + * 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/asn1.h> + +#include <iprt/err.h> +#include <iprt/string.h> + +#include <iprt/formats/asn1.h> + + +RTDECL(int) RTAsn1OctetString_DecodeAsn1(PRTASN1CURSOR pCursor, uint32_t fFlags, PRTASN1OCTETSTRING pThis, + const char *pszErrorTag) +{ + pThis->pEncapsulated = NULL; + RTAsn1CursorInitAllocation(pCursor, &pThis->EncapsulatedAllocation); + + int rc = RTAsn1CursorReadHdr(pCursor, &pThis->Asn1Core, pszErrorTag); + if (RT_SUCCESS(rc)) + { + rc = RTAsn1CursorMatchTagClassFlagsString(pCursor, &pThis->Asn1Core, ASN1_TAG_OCTET_STRING, + ASN1_TAGCLASS_UNIVERSAL | ASN1_TAGFLAG_PRIMITIVE, + fFlags, pszErrorTag, "OCTET STRING"); + if (RT_SUCCESS(rc)) + { + if ( !(pThis->Asn1Core.fClass & ASN1_TAGFLAG_CONSTRUCTED) + || (fFlags & RTASN1CURSOR_GET_F_IMPLICIT) ) /* PKCS #7 ContentInfo tweak. */ + { + RTAsn1CursorSkip(pCursor, pThis->Asn1Core.cb); + pThis->Asn1Core.pOps = &g_RTAsn1OctetString_Vtable; + pThis->Asn1Core.fFlags |= RTASN1CORE_F_PRIMITE_TAG_STRUCT; + return VINF_SUCCESS; + } + rc = RTAsn1CursorSetInfo(pCursor, VERR_ASN1_CONSTRUCTED_STRING_NOT_IMPL, + "%s: Constructed OCTET STRING not implemented.", pszErrorTag); + } + else + rc = RTAsn1CursorSetInfo(pCursor, rc, "%s: Not OCTET STRING: fClass=%#x / uTag=%#x", + pszErrorTag, pThis->Asn1Core.fClass, pThis->Asn1Core.uTag); + } + RT_ZERO(*pThis); + return rc; +} + + +/* + * Generate code for the associated collection types. + */ +#define RTASN1TMPL_TEMPLATE_FILE "../common/asn1/asn1-ut-octetstring-template.h" +#include <iprt/asn1-generator-internal-header.h> +#include <iprt/asn1-generator-asn1-decoder.h> + |