1 | /* $Id: asn1-ut-boolean-decode.cpp 69111 2017-10-17 14:26:02Z vboxsync $ */
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2 | /** @file
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3 | * IPRT - ASN.1, BOOLEAN Type, Decoding.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2017 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | *
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17 | * The contents of this file may alternatively be used under the terms
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18 | * of the Common Development and Distribution License Version 1.0
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19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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20 | * VirtualBox OSE distribution, in which case the provisions of the
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21 | * CDDL are applicable instead of those of the GPL.
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22 | *
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23 | * You may elect to license modified versions of this file under the
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24 | * terms and conditions of either the GPL or the CDDL or both.
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25 | */
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26 |
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27 |
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28 | /*********************************************************************************************************************************
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29 | * Header Files *
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30 | *********************************************************************************************************************************/
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31 | #include "internal/iprt.h"
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32 | #include <iprt/asn1.h>
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33 |
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34 | #include <iprt/err.h>
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35 | #include <iprt/string.h>
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36 |
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37 | #include <iprt/formats/asn1.h>
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38 |
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39 |
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40 |
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41 | RTDECL(int) RTAsn1Boolean_DecodeAsn1(PRTASN1CURSOR pCursor, uint32_t fFlags, PRTASN1BOOLEAN pThis, const char *pszErrorTag)
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42 | {
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43 | pThis->fValue = 0;
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44 | int rc = RTAsn1CursorReadHdr(pCursor, &pThis->Asn1Core, pszErrorTag);
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45 | if (RT_SUCCESS(rc))
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46 | {
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47 | rc = RTAsn1CursorMatchTagClassFlags(pCursor, &pThis->Asn1Core, ASN1_TAG_BOOLEAN,
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48 | ASN1_TAGCLASS_UNIVERSAL | ASN1_TAGFLAG_PRIMITIVE, fFlags, pszErrorTag, "BOOLEAN");
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49 | if (RT_SUCCESS(rc))
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50 | {
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51 | if (pThis->Asn1Core.cb == 1)
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52 | {
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53 | RTAsn1CursorSkip(pCursor, pThis->Asn1Core.cb);
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54 | pThis->Asn1Core.fFlags |= RTASN1CORE_F_PRIMITE_TAG_STRUCT;
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55 | pThis->Asn1Core.pOps = &g_RTAsn1Boolean_Vtable;
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56 |
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57 | pThis->fValue = *pThis->Asn1Core.uData.pu8 != 0;
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58 | if ( *pThis->Asn1Core.uData.pu8 == 0
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59 | || *pThis->Asn1Core.uData.pu8 == 0xff
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60 | || !(pCursor->fFlags & (RTASN1CURSOR_FLAGS_DER | RTASN1CURSOR_FLAGS_CER)) )
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61 | return VINF_SUCCESS;
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62 |
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63 | rc = RTAsn1CursorSetInfo(pCursor, VERR_ASN1_INVALID_BOOLEAN_ENCODING,
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64 | "%s: Invalid CER/DER boolean value: %#x, valid: 0, 0xff",
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65 | pszErrorTag, *pThis->Asn1Core.uData.pu8);
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66 | }
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67 | else
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68 | rc = RTAsn1CursorSetInfo(pCursor, VERR_ASN1_INVALID_BOOLEAN_ENCODING, "%s: Invalid boolean length, exepcted 1: %#x",
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69 | pszErrorTag, pThis->Asn1Core.cb);
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70 | }
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71 | }
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72 | RT_ZERO(*pThis);
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73 | return rc;
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74 | }
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75 |
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76 |
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77 | /*
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78 | * Generate code for the associated collection types.
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79 | */
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80 | #define RTASN1TMPL_TEMPLATE_FILE "../common/asn1/asn1-ut-boolean-template.h"
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81 | #include <iprt/asn1-generator-internal-header.h>
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82 | #include <iprt/asn1-generator-asn1-decoder.h>
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83 |
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