[66140] | 1 | /* $Id: CUE.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
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| 2 | /** @file
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| 3 | * CUE - CUE/BIN Disk image, Core Code.
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| 4 | */
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| 5 |
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| 6 | /*
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[76553] | 7 | * Copyright (C) 2017-2019 Oracle Corporation
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[66140] | 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 |
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| 18 |
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| 19 | /*********************************************************************************************************************************
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| 20 | * Header Files *
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| 21 | *********************************************************************************************************************************/
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| 22 | #define LOG_GROUP LOG_GROUP_VD_CUE
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| 23 | #include <VBox/vd-plugin.h>
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| 24 | #include <VBox/err.h>
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| 25 |
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| 26 | #include <VBox/log.h>
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| 27 | #include <VBox/scsiinline.h>
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| 28 | #include <iprt/assert.h>
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[66197] | 29 | #include <iprt/asm.h>
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[66140] | 30 | #include <iprt/alloc.h>
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| 31 | #include <iprt/cdefs.h>
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| 32 | #include <iprt/ctype.h>
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| 33 | #include <iprt/path.h>
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| 34 | #include <iprt/string.h>
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| 35 |
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| 36 | #include "VDBackends.h"
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[66494] | 37 | #include "VDBackendsInline.h"
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[66140] | 38 |
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| 39 |
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| 40 | /*********************************************************************************************************************************
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| 41 | * Constants And Macros, Structures and Typedefs *
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| 42 | *********************************************************************************************************************************/
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| 43 |
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| 44 | /**
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| 45 | * CUE descriptor file token type.
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| 46 | */
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| 47 | typedef enum CUETOKENTYPE
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| 48 | {
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| 49 | /** Invalid token type. */
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| 50 | CUETOKENTYPE_INVALID = 0,
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| 51 | /** Reserved keyword. */
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| 52 | CUETOKENTYPE_KEYWORD,
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| 53 | /** String token. */
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| 54 | CUETOKENTYPE_STRING,
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| 55 | /** Unsigned integer. */
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| 56 | CUETOKENTYPE_INTEGER_UNSIGNED,
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| 57 | /** MSF (mm:ss:ff) location token. */
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| 58 | CUETOKENTYPE_MSF,
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| 59 | /** Error token (unexpected character found). */
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| 60 | CUETOKENTYPE_ERROR,
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| 61 | /** End of stream token. */
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| 62 | CUETOKENTYPE_EOS
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| 63 | } CUETOKENTYPE;
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| 64 |
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| 65 | /**
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| 66 | * CUE reservered keyword type.
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| 67 | */
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| 68 | typedef enum CUEKEYWORD
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| 69 | {
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| 70 | /** Invalid keyword. */
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| 71 | CUEKEYWORD_INVALID = 0,
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| 72 | /** FILE. */
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| 73 | CUEKEYWORD_FILE,
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| 74 | /** BINARY */
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| 75 | CUEKEYWORD_BINARY,
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[66197] | 76 | /** MOTOROLA */
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| 77 | CUEKEYWORD_MOTOROLA,
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[66140] | 78 | /** WAVE */
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| 79 | CUEKEYWORD_WAVE,
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| 80 | /** MP3 */
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| 81 | CUEKEYWORD_MP3,
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| 82 | /** AIFF */
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| 83 | CUEKEYWORD_AIFF,
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| 84 | /** CATALOG */
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| 85 | CUEKEYWORD_CATALOG,
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| 86 | CUEKEYWORD_CDTEXTFILE,
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| 87 | CUEKEYWORD_FLAGS,
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| 88 | CUEKEYWORD_INDEX,
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| 89 | CUEKEYWORD_ISRC,
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| 90 | CUEKEYWORD_PERFORMER,
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| 91 | CUEKEYWORD_POSTGAP,
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| 92 | CUEKEYWORD_PREGAP,
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| 93 | CUEKEYWORD_SONGWRITER,
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| 94 | CUEKEYWORD_TITLE,
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| 95 | CUEKEYWORD_TRACK,
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| 96 | CUEKEYWORD_MODE1_2048,
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| 97 | CUEKEYWORD_MODE1_2352,
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| 98 | CUEKEYWORD_AUDIO,
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| 99 | CUEKEYWORD_REM
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| 100 | } CUEKEYWORD;
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| 101 |
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| 102 | /**
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| 103 | * CUE sheet token.
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| 104 | */
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| 105 | typedef struct CUETOKEN
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| 106 | {
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| 107 | /** The token type. */
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| 108 | CUETOKENTYPE enmType;
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| 109 | /** Token type dependent data. */
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| 110 | union
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| 111 | {
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| 112 | /** Keyword token. */
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| 113 | struct
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| 114 | {
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| 115 | /** The keyword enumerator. */
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| 116 | CUEKEYWORD enmKeyword;
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| 117 | } Keyword;
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| 118 | /** String token (without quotation marks). */
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| 119 | struct
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| 120 | {
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| 121 | /** Pointer to the start of the string. */
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| 122 | const char *psz;
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| 123 | /** Number of characters for the string excluding the null terminator. */
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| 124 | size_t cch;
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| 125 | } String;
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| 126 | /** Integer token. */
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| 127 | struct
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| 128 | {
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| 129 | /** Numerical constant. */
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| 130 | uint64_t u64;
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| 131 | } Int;
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| 132 | /** MSF location token. */
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| 133 | struct
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| 134 | {
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| 135 | /** Minute part. */
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| 136 | uint8_t u8Minute;
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| 137 | /** Second part. */
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| 138 | uint8_t u8Second;
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| 139 | /** Frame part. */
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| 140 | uint8_t u8Frame;
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| 141 | } Msf;
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| 142 | } Type;
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| 143 | } CUETOKEN;
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| 144 | /** Pointer to a CUE sheet token. */
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| 145 | typedef CUETOKEN *PCUETOKEN;
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| 146 | /** Pointer to a const CUE sheet token. */
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| 147 | typedef const CUETOKEN *PCCUETOKEN;
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| 148 |
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| 149 | /**
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| 150 | * CUE tokenizer state.
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| 151 | */
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| 152 | typedef struct CUETOKENIZER
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| 153 | {
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| 154 | /** Char buffer to read from. */
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| 155 | const char *pszInput;
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| 156 | /** Token 1. */
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| 157 | CUETOKEN Token1;
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| 158 | /** Token 2. */
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| 159 | CUETOKEN Token2;
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| 160 | /** Pointer to the current active token. */
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| 161 | PCUETOKEN pTokenCurr;
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| 162 | /** The next token in the input stream (used for peeking). */
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| 163 | PCUETOKEN pTokenNext;
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| 164 | } CUETOKENIZER;
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| 165 | /** Pointer to a CUE tokenizer state. */
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| 166 | typedef CUETOKENIZER *PCUETOKENIZER;
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| 167 |
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| 168 | /**
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| 169 | * CUE keyword entry.
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| 170 | */
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| 171 | typedef struct CUEKEYWORDDESC
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| 172 | {
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| 173 | /** Keyword string. */
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| 174 | const char *pszKeyword;
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| 175 | /** Size of the string in characters without zero terminator. */
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| 176 | size_t cchKeyword;
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| 177 | /** Keyword type. */
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| 178 | CUEKEYWORD enmKeyword;
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| 179 | } CUEKEYWORDDESC;
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| 180 | /** Pointer to a CUE keyword entry. */
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| 181 | typedef CUEKEYWORDDESC *PCUEKEYWORDDESC;
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| 182 | /** Pointer to a const CUE keyword entry. */
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| 183 | typedef const CUEKEYWORDDESC *PCCUEKEYWORDDESC;
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| 184 |
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| 185 | /**
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| 186 | * CUE image data structure.
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| 187 | */
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| 188 | typedef struct CUEIMAGE
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| 189 | {
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| 190 | /** Image name. */
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| 191 | const char *pszFilename;
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| 192 | /** Storage handle. */
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| 193 | PVDIOSTORAGE pStorage;
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| 194 | /** The backing file containing the actual data. */
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| 195 | char *pszDataFilename;
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| 196 | /** Storage handle for the backing file. */
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| 197 | PVDIOSTORAGE pStorageData;
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| 198 |
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| 199 | /** Pointer to the per-disk VD interface list. */
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| 200 | PVDINTERFACE pVDIfsDisk;
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| 201 | /** Pointer to the per-image VD interface list. */
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| 202 | PVDINTERFACE pVDIfsImage;
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| 203 | /** Error interface. */
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| 204 | PVDINTERFACEERROR pIfError;
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| 205 | /** I/O interface. */
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| 206 | PVDINTERFACEIOINT pIfIo;
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| 207 |
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| 208 | /** Open flags passed by VD layer. */
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| 209 | unsigned uOpenFlags;
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| 210 | /** Image flags defined during creation or determined during open. */
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| 211 | unsigned uImageFlags;
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| 212 | /** Maximum number of tracks the region list can hold. */
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| 213 | uint32_t cTracksMax;
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| 214 | /** Pointer to our internal region list. */
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| 215 | PVDREGIONLIST pRegionList;
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[66197] | 216 | /** Flag whether the backing file is little (BINARY) or big (MOTOROLA) endian. */
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| 217 | bool fLittleEndian;
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[66140] | 218 | } CUEIMAGE, *PCUEIMAGE;
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| 219 |
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| 220 |
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| 221 | /*********************************************************************************************************************************
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| 222 | * Static Variables *
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| 223 | *********************************************************************************************************************************/
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| 224 |
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| 225 | /** NULL-terminated array of supported file extensions. */
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| 226 | static const VDFILEEXTENSION s_aCueFileExtensions[] =
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| 227 | {
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[66211] | 228 | {"cue", VDTYPE_OPTICAL_DISC},
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[66140] | 229 | {NULL, VDTYPE_INVALID}
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| 230 | };
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| 231 |
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| 232 | /**
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| 233 | * Known keywords.
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| 234 | */
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| 235 | static const CUEKEYWORDDESC g_aCueKeywords[] =
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| 236 | {
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| 237 | {RT_STR_TUPLE("FILE"), CUEKEYWORD_FILE},
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| 238 | {RT_STR_TUPLE("BINARY"), CUEKEYWORD_BINARY},
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| 239 | {RT_STR_TUPLE("WAVE"), CUEKEYWORD_WAVE},
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| 240 | {RT_STR_TUPLE("MP3"), CUEKEYWORD_MP3},
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| 241 | {RT_STR_TUPLE("AIFF"), CUEKEYWORD_AIFF},
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| 242 | {RT_STR_TUPLE("CATALOG"), CUEKEYWORD_CATALOG},
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| 243 | {RT_STR_TUPLE("CDTEXTFILE"), CUEKEYWORD_CDTEXTFILE},
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| 244 | {RT_STR_TUPLE("FLAGS"), CUEKEYWORD_FLAGS},
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| 245 | {RT_STR_TUPLE("INDEX"), CUEKEYWORD_INDEX},
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| 246 | {RT_STR_TUPLE("ISRC"), CUEKEYWORD_ISRC},
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| 247 | {RT_STR_TUPLE("PERFORMER"), CUEKEYWORD_PERFORMER},
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| 248 | {RT_STR_TUPLE("POSTGAP"), CUEKEYWORD_POSTGAP},
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| 249 | {RT_STR_TUPLE("PREGAP"), CUEKEYWORD_PREGAP},
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| 250 | {RT_STR_TUPLE("SONGWRITER"), CUEKEYWORD_SONGWRITER},
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| 251 | {RT_STR_TUPLE("TITLE"), CUEKEYWORD_TITLE},
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| 252 | {RT_STR_TUPLE("TRACK"), CUEKEYWORD_TRACK},
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| 253 | {RT_STR_TUPLE("MODE1/2048"), CUEKEYWORD_MODE1_2048},
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| 254 | {RT_STR_TUPLE("MODE1/2352"), CUEKEYWORD_MODE1_2352},
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| 255 | {RT_STR_TUPLE("AUDIO"), CUEKEYWORD_AUDIO},
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| 256 | {RT_STR_TUPLE("REM"), CUEKEYWORD_REM}
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| 257 | };
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| 258 |
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| 259 |
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| 260 | /*********************************************************************************************************************************
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| 261 | * Internal Functions *
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| 262 | *********************************************************************************************************************************/
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| 263 |
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| 264 | /**
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| 265 | * Ensures that the region list can hold up to the given number of tracks.
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| 266 | *
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| 267 | * @returns VBox status code.
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| 268 | * @param pThis The CUE image state.
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| 269 | * @param cTracksMax Maximum number of tracks.
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| 270 | */
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| 271 | static int cueEnsureRegionListSize(PCUEIMAGE pThis, uint32_t cTracksMax)
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| 272 | {
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| 273 | int rc = VINF_SUCCESS;
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| 274 |
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| 275 | if (pThis->cTracksMax < cTracksMax)
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| 276 | {
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| 277 | PVDREGIONLIST pRegionListNew = (PVDREGIONLIST)RTMemRealloc(pThis->pRegionList,
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[73097] | 278 | RT_UOFFSETOF_DYN(VDREGIONLIST, aRegions[cTracksMax]));
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[66140] | 279 | if (pRegionListNew)
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| 280 | {
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| 281 | /* Init all the new allocated tracks. */
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| 282 | for (uint32_t i = pThis->cTracksMax; i < cTracksMax; i++)
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| 283 | pRegionListNew->aRegions[i].offRegion = UINT64_MAX;
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| 284 | pThis->pRegionList = pRegionListNew;
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| 285 | pThis->cTracksMax = cTracksMax;
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| 286 | }
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| 287 | else
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| 288 | rc = VERR_NO_MEMORY;
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| 289 | }
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| 290 |
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| 291 | return rc;
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| 292 | }
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| 293 |
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| 294 | /**
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| 295 | * Returns whether the tokenizer reached the end of the stream.
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| 296 | *
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| 297 | * @returns true if the tokenizer reached the end of stream marker
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| 298 | * false otherwise.
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| 299 | * @param pTokenizer The tokenizer state.
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| 300 | */
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| 301 | DECLINLINE(bool) cueTokenizerIsEos(PCUETOKENIZER pTokenizer)
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| 302 | {
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| 303 | return *pTokenizer->pszInput == '\0';
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| 304 | }
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| 305 |
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| 306 | /**
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| 307 | * Skip one character in the input stream.
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| 308 | *
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| 309 | * @returns nothing.
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| 310 | * @param pTokenizer The tokenizer state.
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| 311 | */
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| 312 | DECLINLINE(void) cueTokenizerSkipCh(PCUETOKENIZER pTokenizer)
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| 313 | {
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[72293] | 314 | /* Never ever go past EOS. */
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| 315 | if (!cueTokenizerIsEos(pTokenizer))
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| 316 | pTokenizer->pszInput++;
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[66140] | 317 | }
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| 318 |
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| 319 | /**
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| 320 | * Returns the next char in the input buffer without advancing it.
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| 321 | *
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| 322 | * @returns Next character in the input buffer.
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| 323 | * @param pTokenizer The tokenizer state.
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| 324 | */
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| 325 | DECLINLINE(char) cueTokenizerPeekCh(PCUETOKENIZER pTokenizer)
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| 326 | {
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| 327 | return cueTokenizerIsEos(pTokenizer)
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| 328 | ? '\0'
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| 329 | : *(pTokenizer->pszInput + 1);
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| 330 | }
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| 331 |
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| 332 | /**
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| 333 | * Returns the next character in the input buffer advancing the internal
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| 334 | * position.
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| 335 | *
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| 336 | * @returns Next character in the stream.
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| 337 | * @param pTokenizer The tokenizer state.
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| 338 | */
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| 339 | DECLINLINE(char) cueTokenizerGetCh(PCUETOKENIZER pTokenizer)
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| 340 | {
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| 341 | char ch;
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| 342 |
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| 343 | if (cueTokenizerIsEos(pTokenizer))
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| 344 | ch = '\0';
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| 345 | else
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| 346 | ch = *pTokenizer->pszInput;
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| 347 |
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| 348 | return ch;
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| 349 | }
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| 350 |
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| 351 | /**
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| 352 | * Sets a new line for the tokenizer.
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| 353 | *
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| 354 | * @returns nothing.
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| 355 | * @param pTokenizer The tokenizer state.
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[66144] | 356 | * @param cSkip How many characters to skip.
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[66140] | 357 | */
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| 358 | DECLINLINE(void) cueTokenizerNewLine(PCUETOKENIZER pTokenizer, unsigned cSkip)
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| 359 | {
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| 360 | pTokenizer->pszInput += cSkip;
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| 361 | }
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| 362 |
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| 363 | /**
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| 364 | * Checks whether the current position in the input stream is a new line
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| 365 | * and skips it.
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| 366 | *
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| 367 | * @returns Flag whether there was a new line at the current position
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| 368 | * in the input buffer.
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| 369 | * @param pTokenizer The tokenizer state.
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| 370 | */
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| 371 | DECLINLINE(bool) cueTokenizerIsSkipNewLine(PCUETOKENIZER pTokenizer)
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| 372 | {
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| 373 | bool fNewline = true;
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| 374 |
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| 375 | if ( cueTokenizerGetCh(pTokenizer) == '\r'
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| 376 | && cueTokenizerPeekCh(pTokenizer) == '\n')
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| 377 | cueTokenizerNewLine(pTokenizer, 2);
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| 378 | else if (cueTokenizerGetCh(pTokenizer) == '\n')
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| 379 | cueTokenizerNewLine(pTokenizer, 1);
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| 380 | else
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| 381 | fNewline = false;
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| 382 |
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| 383 | return fNewline;
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| 384 | }
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| 385 |
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| 386 | /**
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| 387 | * Skip all whitespace starting from the current input buffer position.
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| 388 | * Skips all present comments too.
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| 389 | *
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| 390 | * @returns nothing.
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| 391 | * @param pTokenizer The tokenizer state.
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| 392 | */
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| 393 | DECLINLINE(void) cueTokenizerSkipWhitespace(PCUETOKENIZER pTokenizer)
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| 394 | {
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| 395 | while (!cueTokenizerIsEos(pTokenizer))
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| 396 | {
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| 397 | while ( cueTokenizerGetCh(pTokenizer) == ' '
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| 398 | || cueTokenizerGetCh(pTokenizer) == '\t')
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| 399 | cueTokenizerSkipCh(pTokenizer);
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| 400 |
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| 401 | if ( !cueTokenizerIsEos(pTokenizer)
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| 402 | && !cueTokenizerIsSkipNewLine(pTokenizer))
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| 403 | break; /* Skipped everything, next is some real content. */
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| 404 | }
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| 405 | }
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| 406 |
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| 407 | /**
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[72293] | 408 | * Skips a multi line comment.
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| 409 | *
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| 410 | * @returns nothing.
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| 411 | * @param pTokenizer The tokenizer state.
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| 412 | */
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| 413 | DECLINLINE(void) cueTokenizerSkipComment(PCUETOKENIZER pTokenizer)
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| 414 | {
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| 415 | while ( !cueTokenizerIsEos(pTokenizer)
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| 416 | && !cueTokenizerIsSkipNewLine(pTokenizer))
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| 417 | cueTokenizerSkipCh(pTokenizer);
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| 418 | cueTokenizerSkipWhitespace(pTokenizer);
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| 419 | }
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| 420 |
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| 421 | /**
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[66140] | 422 | * Get an identifier token from the tokenizer.
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| 423 | *
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| 424 | * @returns nothing.
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| 425 | * @param pTokenizer The tokenizer state.
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| 426 | * @param pToken The uninitialized token.
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| 427 | */
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| 428 | static void cueTokenizerGetKeyword(PCUETOKENIZER pTokenizer, PCUETOKEN pToken)
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| 429 | {
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| 430 | char ch;
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| 431 | unsigned cchKeyword = 0;
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| 432 | bool fIsKeyword = false;
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[72293] | 433 | bool fIsComment;
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| 434 | const char *pszKeyword;
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[66140] | 435 |
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[72293] | 436 | Assert(RT_C_IS_ALPHA(*pTokenizer->pszInput));
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[66140] | 437 |
|
---|
| 438 | do
|
---|
| 439 | {
|
---|
| 440 | fIsComment = false;
|
---|
[72293] | 441 | pszKeyword = pTokenizer->pszInput;
|
---|
[66140] | 442 |
|
---|
| 443 | do
|
---|
| 444 | {
|
---|
| 445 | cchKeyword++;
|
---|
| 446 | cueTokenizerSkipCh(pTokenizer);
|
---|
| 447 | ch = cueTokenizerGetCh(pTokenizer);
|
---|
| 448 | }
|
---|
| 449 | while (RT_C_IS_ALNUM(ch) || ch == '_' || ch == '/' || ch == '.');
|
---|
| 450 |
|
---|
| 451 | /* Check whether we got a keyword or a string constant. */
|
---|
| 452 | for (unsigned i = 0; i < RT_ELEMENTS(g_aCueKeywords); i++)
|
---|
| 453 | {
|
---|
| 454 | if (!RTStrNCmp(g_aCueKeywords[i].pszKeyword, pszKeyword, RT_MIN(cchKeyword, g_aCueKeywords[i].cchKeyword)))
|
---|
| 455 | {
|
---|
| 456 | if (g_aCueKeywords[i].enmKeyword == CUEKEYWORD_REM)
|
---|
| 457 | {
|
---|
| 458 | /* The REM keyword is handled here as it indicates a comment which we just skip. */
|
---|
| 459 | cueTokenizerSkipComment(pTokenizer);
|
---|
| 460 | fIsComment = true;
|
---|
| 461 | }
|
---|
| 462 | else
|
---|
| 463 | {
|
---|
| 464 | fIsKeyword = true;
|
---|
| 465 | pToken->enmType = CUETOKENTYPE_KEYWORD;
|
---|
| 466 | pToken->Type.Keyword.enmKeyword = g_aCueKeywords[i].enmKeyword;
|
---|
| 467 | }
|
---|
| 468 | break;
|
---|
| 469 | }
|
---|
| 470 | }
|
---|
| 471 | } while (fIsComment);
|
---|
| 472 |
|
---|
| 473 | /* Make it a string. */
|
---|
| 474 | if (ch == '\0')
|
---|
| 475 | pToken->enmType = CUETOKENTYPE_EOS;
|
---|
| 476 | else if (!fIsKeyword)
|
---|
| 477 | {
|
---|
| 478 | pToken->enmType = CUETOKENTYPE_STRING;
|
---|
| 479 | pToken->Type.String.psz = pszKeyword;
|
---|
| 480 | pToken->Type.String.cch = cchKeyword;
|
---|
| 481 | }
|
---|
| 482 | }
|
---|
| 483 |
|
---|
| 484 | /**
|
---|
| 485 | * Get an integer value or MSF location indicator from the tokenizer.
|
---|
| 486 | *
|
---|
| 487 | * @returns nothing.
|
---|
| 488 | * @param pTokenizer The tokenizer state.
|
---|
| 489 | * @param pToken The uninitialized token.
|
---|
| 490 | */
|
---|
| 491 | static void cueTokenizerGetIntegerOrMsf(PCUETOKENIZER pTokenizer, PCUETOKEN pToken)
|
---|
| 492 | {
|
---|
| 493 | char szInt[20 + 1]; /* Maximum which fits into an unsigned 64bit integer + zero terminator. */
|
---|
| 494 | unsigned cchInt = 0;
|
---|
| 495 | bool fMsf = false;
|
---|
| 496 | char ch = cueTokenizerGetCh(pTokenizer);
|
---|
| 497 |
|
---|
| 498 | Assert(RT_C_IS_DIGIT(ch));
|
---|
| 499 | RT_ZERO(szInt);
|
---|
| 500 |
|
---|
| 501 | /* Go through the characters and check for the : mark which denotes MSF location indicator. */
|
---|
| 502 | do
|
---|
| 503 | {
|
---|
| 504 | szInt[cchInt++] = ch;
|
---|
| 505 | cueTokenizerSkipCh(pTokenizer);
|
---|
| 506 | ch = cueTokenizerGetCh(pTokenizer);
|
---|
| 507 | if (ch == ':')
|
---|
| 508 | fMsf = true;
|
---|
| 509 | }
|
---|
| 510 | while ( (RT_C_IS_DIGIT(ch) || ch == ':')
|
---|
| 511 | && cchInt < sizeof(szInt));
|
---|
| 512 |
|
---|
| 513 | if (cchInt < sizeof(szInt) - 1)
|
---|
| 514 | {
|
---|
| 515 | if (fMsf)
|
---|
| 516 | {
|
---|
| 517 | /* Check that the format matches our expectations (mm:ss:ff). */
|
---|
| 518 | if ( cchInt == 8 && szInt[2] == ':' && szInt[5] == ':')
|
---|
| 519 | {
|
---|
| 520 | /* Parse the single fields. */
|
---|
| 521 | szInt[2] = '\0';
|
---|
| 522 | szInt[5] = '\0';
|
---|
| 523 |
|
---|
| 524 | int rc = RTStrToUInt8Full(&szInt[0], 10, &pToken->Type.Msf.u8Minute);
|
---|
| 525 | if (RT_SUCCESS(rc))
|
---|
| 526 | rc = RTStrToUInt8Full(&szInt[3], 10, &pToken->Type.Msf.u8Second);
|
---|
| 527 | if (RT_SUCCESS(rc))
|
---|
| 528 | rc = RTStrToUInt8Full(&szInt[6], 10, &pToken->Type.Msf.u8Frame);
|
---|
| 529 | if (RT_SUCCESS(rc))
|
---|
| 530 | pToken->enmType = CUETOKENTYPE_MSF;
|
---|
| 531 | else
|
---|
| 532 | pToken->enmType = CUETOKENTYPE_ERROR;
|
---|
| 533 | }
|
---|
| 534 | else
|
---|
| 535 | pToken->enmType = CUETOKENTYPE_ERROR;
|
---|
| 536 | }
|
---|
| 537 | else
|
---|
| 538 | {
|
---|
| 539 | pToken->enmType = CUETOKENTYPE_INTEGER_UNSIGNED;
|
---|
| 540 | int rc = RTStrToUInt64Full(&szInt[0], 10, &pToken->Type.Int.u64);
|
---|
| 541 | if (RT_FAILURE(rc))
|
---|
| 542 | pToken->enmType = CUETOKENTYPE_ERROR;
|
---|
| 543 | }
|
---|
| 544 | }
|
---|
| 545 | else
|
---|
| 546 | pToken->enmType = CUETOKENTYPE_ERROR;
|
---|
| 547 | }
|
---|
| 548 |
|
---|
| 549 | /**
|
---|
| 550 | * Parses a string constant.
|
---|
| 551 | *
|
---|
| 552 | * @returns nothing.
|
---|
| 553 | * @param pTokenizer The tokenizer state.
|
---|
| 554 | * @param pToken The uninitialized token.
|
---|
| 555 | *
|
---|
| 556 | * @remarks: No escape sequences allowed at this time.
|
---|
| 557 | */
|
---|
| 558 | static void cueTokenizerGetStringConst(PCUETOKENIZER pTokenizer, PCUETOKEN pToken)
|
---|
| 559 | {
|
---|
| 560 | unsigned cchStr = 0;
|
---|
| 561 |
|
---|
| 562 | Assert(cueTokenizerGetCh(pTokenizer) == '\"');
|
---|
| 563 | cueTokenizerSkipCh(pTokenizer); /* Skip " */
|
---|
| 564 |
|
---|
| 565 | pToken->enmType = CUETOKENTYPE_STRING;
|
---|
| 566 | pToken->Type.String.psz = pTokenizer->pszInput;
|
---|
| 567 |
|
---|
[72455] | 568 | while ( !cueTokenizerIsEos(pTokenizer)
|
---|
| 569 | && cueTokenizerGetCh(pTokenizer) != '\"')
|
---|
[66140] | 570 | {
|
---|
| 571 | cchStr++;
|
---|
| 572 | cueTokenizerSkipCh(pTokenizer);
|
---|
| 573 | }
|
---|
| 574 |
|
---|
[72455] | 575 | /* End of stream without a closing quote is an error. */
|
---|
| 576 | if (RT_UNLIKELY(cueTokenizerIsEos(pTokenizer)))
|
---|
| 577 | pToken->enmType = CUETOKENTYPE_ERROR;
|
---|
| 578 | else
|
---|
| 579 | {
|
---|
| 580 | cueTokenizerSkipCh(pTokenizer); /* Skip closing " */
|
---|
| 581 | pToken->Type.String.cch = cchStr;
|
---|
| 582 | }
|
---|
[66140] | 583 | }
|
---|
| 584 |
|
---|
| 585 | /**
|
---|
| 586 | * Get the end of stream token.
|
---|
| 587 | *
|
---|
| 588 | * @returns nothing.
|
---|
| 589 | * @param pTokenizer The tokenizer state.
|
---|
| 590 | * @param pToken The uninitialized token.
|
---|
| 591 | */
|
---|
| 592 | static void cueTokenizerGetEos(PCUETOKENIZER pTokenizer, PCUETOKEN pToken)
|
---|
| 593 | {
|
---|
[66141] | 594 | Assert(cueTokenizerGetCh(pTokenizer) == '\0'); RT_NOREF(pTokenizer);
|
---|
[66140] | 595 |
|
---|
| 596 | pToken->enmType = CUETOKENTYPE_EOS;
|
---|
| 597 | }
|
---|
| 598 |
|
---|
| 599 | /**
|
---|
| 600 | * Read the next token from the tokenizer stream.
|
---|
| 601 | *
|
---|
| 602 | * @returns nothing.
|
---|
| 603 | * @param pTokenizer The tokenizer to read from.
|
---|
| 604 | * @param pToken Uninitialized token to fill the token data into.
|
---|
| 605 | */
|
---|
| 606 | static void cueTokenizerReadNextToken(PCUETOKENIZER pTokenizer, PCUETOKEN pToken)
|
---|
| 607 | {
|
---|
| 608 | /* Skip all eventually existing whitespace, newlines and comments first. */
|
---|
| 609 | cueTokenizerSkipWhitespace(pTokenizer);
|
---|
| 610 |
|
---|
| 611 | char ch = cueTokenizerGetCh(pTokenizer);
|
---|
| 612 | if (RT_C_IS_ALPHA(ch))
|
---|
| 613 | cueTokenizerGetKeyword(pTokenizer, pToken);
|
---|
| 614 | else if (RT_C_IS_DIGIT(ch))
|
---|
| 615 | cueTokenizerGetIntegerOrMsf(pTokenizer, pToken);
|
---|
| 616 | else if (ch == '\"')
|
---|
| 617 | cueTokenizerGetStringConst(pTokenizer, pToken);
|
---|
| 618 | else if (ch == '\0')
|
---|
| 619 | cueTokenizerGetEos(pTokenizer, pToken);
|
---|
| 620 | else
|
---|
| 621 | pToken->enmType = CUETOKENTYPE_ERROR;
|
---|
| 622 | }
|
---|
| 623 |
|
---|
| 624 | /**
|
---|
| 625 | * Create a new tokenizer.
|
---|
| 626 | *
|
---|
| 627 | * @returns Pointer to the new tokenizer state on success.
|
---|
| 628 | * NULL if out of memory.
|
---|
| 629 | * @param pszInput The input to create the tokenizer for.
|
---|
| 630 | */
|
---|
| 631 | static PCUETOKENIZER cueTokenizerCreate(const char *pszInput)
|
---|
| 632 | {
|
---|
| 633 | PCUETOKENIZER pTokenizer = (PCUETOKENIZER)RTMemAllocZ(sizeof(CUETOKENIZER));
|
---|
| 634 | if (pTokenizer)
|
---|
| 635 | {
|
---|
| 636 | pTokenizer->pszInput = pszInput;
|
---|
| 637 | pTokenizer->pTokenCurr = &pTokenizer->Token1;
|
---|
| 638 | pTokenizer->pTokenNext = &pTokenizer->Token2;
|
---|
| 639 | /* Fill the tokenizer with two first tokens. */
|
---|
| 640 | cueTokenizerReadNextToken(pTokenizer, pTokenizer->pTokenCurr);
|
---|
| 641 | cueTokenizerReadNextToken(pTokenizer, pTokenizer->pTokenNext);
|
---|
| 642 | }
|
---|
| 643 |
|
---|
| 644 | return pTokenizer;
|
---|
| 645 | }
|
---|
| 646 |
|
---|
| 647 | /**
|
---|
| 648 | * Get the current token in the input stream.
|
---|
| 649 | *
|
---|
| 650 | * @returns Pointer to the next token in the stream.
|
---|
| 651 | * @param pTokenizer The tokenizer to destroy.
|
---|
| 652 | */
|
---|
| 653 | DECLINLINE(PCCUETOKEN) cueTokenizerGetToken(PCUETOKENIZER pTokenizer)
|
---|
| 654 | {
|
---|
| 655 | return pTokenizer->pTokenCurr;
|
---|
| 656 | }
|
---|
| 657 |
|
---|
| 658 | /**
|
---|
| 659 | * Get the class of the current token.
|
---|
| 660 | *
|
---|
| 661 | * @returns Class of the current token.
|
---|
| 662 | * @param pTokenizer The tokenizer state.
|
---|
| 663 | */
|
---|
| 664 | DECLINLINE(CUETOKENTYPE) cueTokenizerGetTokenType(PCUETOKENIZER pTokenizer)
|
---|
| 665 | {
|
---|
| 666 | return pTokenizer->pTokenCurr->enmType;
|
---|
| 667 | }
|
---|
| 668 |
|
---|
| 669 | /**
|
---|
| 670 | * Consume the current token advancing to the next in the stream.
|
---|
| 671 | *
|
---|
| 672 | * @returns nothing.
|
---|
| 673 | * @param pTokenizer The tokenizer state.
|
---|
| 674 | */
|
---|
| 675 | static void cueTokenizerConsume(PCUETOKENIZER pTokenizer)
|
---|
| 676 | {
|
---|
| 677 | PCUETOKEN pTokenTmp = pTokenizer->pTokenCurr;
|
---|
| 678 |
|
---|
| 679 | /* Switch next token to current token and read in the next token. */
|
---|
| 680 | pTokenizer->pTokenCurr = pTokenizer->pTokenNext;
|
---|
| 681 | pTokenizer->pTokenNext = pTokenTmp;
|
---|
| 682 | cueTokenizerReadNextToken(pTokenizer, pTokenizer->pTokenNext);
|
---|
| 683 | }
|
---|
| 684 |
|
---|
| 685 | /**
|
---|
| 686 | * Check whether the next token in the input stream is a keyword and matches the given
|
---|
| 687 | * keyword.
|
---|
| 688 | *
|
---|
| 689 | * @returns true if the token matched.
|
---|
| 690 | * false otherwise.
|
---|
| 691 | * @param pTokenizer The tokenizer state.
|
---|
[66142] | 692 | * @param enmKeyword The keyword to check against.
|
---|
[66140] | 693 | */
|
---|
| 694 | static bool cueTokenizerIsKeywordEqual(PCUETOKENIZER pTokenizer, CUEKEYWORD enmKeyword)
|
---|
| 695 | {
|
---|
| 696 | PCCUETOKEN pToken = cueTokenizerGetToken(pTokenizer);
|
---|
| 697 |
|
---|
| 698 | if ( pToken->enmType == CUETOKENTYPE_KEYWORD
|
---|
| 699 | && pToken->Type.Keyword.enmKeyword == enmKeyword)
|
---|
| 700 | return true;
|
---|
| 701 |
|
---|
| 702 | return false;
|
---|
| 703 | }
|
---|
| 704 |
|
---|
| 705 | /**
|
---|
| 706 | * Check whether the next token in the input stream is a keyword and matches the given
|
---|
| 707 | * keyword and skips it.
|
---|
| 708 | *
|
---|
| 709 | * @returns true if the token matched and was skipped.
|
---|
| 710 | * false otherwise.
|
---|
| 711 | * @param pTokenizer The tokenizer state.
|
---|
[66142] | 712 | * @param enmKeyword The keyword to check against.
|
---|
[66140] | 713 | */
|
---|
| 714 | static bool cueTokenizerSkipIfIsKeywordEqual(PCUETOKENIZER pTokenizer, CUEKEYWORD enmKeyword)
|
---|
| 715 | {
|
---|
| 716 | bool fEqual = cueTokenizerIsKeywordEqual(pTokenizer, enmKeyword);
|
---|
| 717 | if (fEqual)
|
---|
| 718 | cueTokenizerConsume(pTokenizer);
|
---|
| 719 |
|
---|
| 720 | return fEqual;
|
---|
| 721 | }
|
---|
| 722 |
|
---|
| 723 | /**
|
---|
| 724 | * Duplicates the string of the current token and consumes it.
|
---|
| 725 | *
|
---|
| 726 | * @returns VBox status code.
|
---|
| 727 | * @param pTokenizer The tokenizer state.
|
---|
| 728 | * @param ppszStr Where to store the pointer to the duplicated string on success.
|
---|
| 729 | * Free with RTStrFree().
|
---|
| 730 | */
|
---|
| 731 | static int cueTokenizerConsumeStringDup(PCUETOKENIZER pTokenizer, char **ppszStr)
|
---|
| 732 | {
|
---|
| 733 | int rc = VINF_SUCCESS;
|
---|
| 734 | Assert(cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_STRING);
|
---|
| 735 |
|
---|
| 736 | *ppszStr = RTStrDupN(pTokenizer->pTokenCurr->Type.String.psz,
|
---|
| 737 | pTokenizer->pTokenCurr->Type.String.cch);
|
---|
| 738 | if (!*ppszStr)
|
---|
| 739 | rc = VERR_NO_STR_MEMORY;
|
---|
| 740 |
|
---|
| 741 | cueTokenizerConsume(pTokenizer);
|
---|
| 742 | return rc;
|
---|
| 743 | }
|
---|
| 744 |
|
---|
| 745 | /**
|
---|
| 746 | * Consumes an integer token returning the value.
|
---|
| 747 | *
|
---|
| 748 | * @returns Integer value in the token.
|
---|
| 749 | * @param pTokenizer The tokenizer state.
|
---|
| 750 | */
|
---|
| 751 | static uint64_t cueTokenizerConsumeInteger(PCUETOKENIZER pTokenizer)
|
---|
| 752 | {
|
---|
| 753 | uint64_t u64 = 0;
|
---|
| 754 | Assert(cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_INTEGER_UNSIGNED);
|
---|
| 755 |
|
---|
| 756 | u64 = pTokenizer->pTokenCurr->Type.Int.u64;
|
---|
| 757 | cueTokenizerConsume(pTokenizer);
|
---|
| 758 | return u64;
|
---|
| 759 | }
|
---|
| 760 |
|
---|
| 761 | /**
|
---|
| 762 | * Parses and skips the remaining string part of a directive.
|
---|
| 763 | *
|
---|
| 764 | * @returns VBox status code.
|
---|
| 765 | * @param pThis The CUE image state.
|
---|
| 766 | * @param pTokenizer The tokenizer state.
|
---|
| 767 | * @param pszDirective The directive we skip the string part for.
|
---|
| 768 | */
|
---|
| 769 | static int cueParseAndSkipStringRemainder(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer,
|
---|
| 770 | const char *pszDirective)
|
---|
| 771 | {
|
---|
| 772 | int rc = VINF_SUCCESS;
|
---|
| 773 |
|
---|
| 774 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_STRING)
|
---|
| 775 | cueTokenizerConsume(pTokenizer);
|
---|
| 776 | else
|
---|
| 777 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 778 | N_("CUE: Error parsing '%s', expected string for %s directive"), pThis->pszFilename,
|
---|
| 779 | pszDirective);
|
---|
| 780 |
|
---|
| 781 | return rc;
|
---|
| 782 | }
|
---|
| 783 |
|
---|
| 784 | /**
|
---|
| 785 | * Parses and skips the remaining MSF part of a directive.
|
---|
| 786 | *
|
---|
| 787 | * @returns VBox status code.
|
---|
| 788 | * @param pThis The CUE image state.
|
---|
| 789 | * @param pTokenizer The tokenizer state.
|
---|
| 790 | * @param pszDirective The directive we skip the string part for.
|
---|
| 791 | */
|
---|
| 792 | static int cueParseAndSkipMsfRemainder(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer,
|
---|
| 793 | const char *pszDirective)
|
---|
| 794 | {
|
---|
| 795 | int rc = VINF_SUCCESS;
|
---|
| 796 |
|
---|
| 797 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_MSF)
|
---|
| 798 | cueTokenizerConsume(pTokenizer);
|
---|
| 799 | else
|
---|
| 800 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 801 | N_("CUE: Error parsing '%s', expected MSF location for %s directive"), pThis->pszFilename,
|
---|
| 802 | pszDirective);
|
---|
| 803 |
|
---|
| 804 | return rc;
|
---|
| 805 | }
|
---|
| 806 |
|
---|
| 807 | /**
|
---|
| 808 | * Parses the remainder of a INDEX directive.
|
---|
| 809 | *
|
---|
| 810 | * @returns VBox status code.
|
---|
| 811 | * @param pThis The CUE image state.
|
---|
| 812 | * @param pTokenizer The tokenizer state.
|
---|
| 813 | * @param pu8Index Where to store the parsed index number on success.
|
---|
| 814 | * @param pu64Lba Where to store the parsed positional information on success.
|
---|
| 815 | */
|
---|
| 816 | static int cueParseIndex(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer,
|
---|
| 817 | uint8_t *pu8Index, uint64_t *pu64Lba)
|
---|
| 818 | {
|
---|
| 819 | int rc = VINF_SUCCESS;
|
---|
| 820 |
|
---|
| 821 | /*
|
---|
| 822 | * The index consists of the index number and positional information in MSF format.
|
---|
| 823 | */
|
---|
| 824 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_INTEGER_UNSIGNED)
|
---|
| 825 | {
|
---|
| 826 | uint64_t u64Index = cueTokenizerConsumeInteger(pTokenizer);
|
---|
| 827 | if (u64Index <= 99)
|
---|
| 828 | {
|
---|
| 829 | /* Parse the position. */
|
---|
| 830 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_MSF)
|
---|
| 831 | {
|
---|
| 832 | PCCUETOKEN pToken = cueTokenizerGetToken(pTokenizer);
|
---|
| 833 | uint8_t abMsf[3];
|
---|
| 834 | abMsf[0] = pToken->Type.Msf.u8Minute;
|
---|
| 835 | abMsf[1] = pToken->Type.Msf.u8Second;
|
---|
| 836 | abMsf[2] = pToken->Type.Msf.u8Frame;
|
---|
| 837 |
|
---|
| 838 | *pu8Index = (uint8_t)u64Index;
|
---|
| 839 | *pu64Lba = scsiMSF2LBA(&abMsf[0]);
|
---|
| 840 | cueTokenizerConsume(pTokenizer);
|
---|
| 841 | }
|
---|
| 842 | else
|
---|
| 843 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 844 | N_("CUE: Error parsing '%s', expected MSF location"), pThis->pszFilename);
|
---|
| 845 | }
|
---|
| 846 | else
|
---|
| 847 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 848 | N_("CUE: Error parsing '%s', index number must be between 01 and 99"), pThis->pszFilename);
|
---|
| 849 | }
|
---|
| 850 | else
|
---|
| 851 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 852 | N_("CUE: Error parsing '%s', expected index number after INDEX directive"), pThis->pszFilename);
|
---|
| 853 |
|
---|
| 854 | return rc;
|
---|
| 855 | }
|
---|
| 856 |
|
---|
| 857 | /**
|
---|
| 858 | * Parses the things coming below a TRACK directive.
|
---|
| 859 | *
|
---|
| 860 | * @returns VBox status code.
|
---|
| 861 | * @param pThis The CUE image state.
|
---|
| 862 | * @param pTokenizer The tokenizer state.
|
---|
| 863 | * @param pu64LbaStart Where to store the starting LBA for this track on success.
|
---|
| 864 | */
|
---|
| 865 | static int cueParseTrackNesting(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer, uint64_t *pu64LbaStart)
|
---|
| 866 | {
|
---|
| 867 | int rc = VINF_SUCCESS;
|
---|
| 868 | bool fSeenInitialIndex = false;
|
---|
| 869 |
|
---|
| 870 | do
|
---|
| 871 | {
|
---|
| 872 | if ( cueTokenizerIsKeywordEqual(pTokenizer, CUEKEYWORD_TRACK)
|
---|
| 873 | || cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_EOS)
|
---|
| 874 | break;
|
---|
| 875 |
|
---|
| 876 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_KEYWORD)
|
---|
| 877 | {
|
---|
| 878 | if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_TITLE))
|
---|
| 879 | rc = cueParseAndSkipStringRemainder(pThis, pTokenizer, "TITLE");
|
---|
| 880 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_PERFORMER))
|
---|
| 881 | rc = cueParseAndSkipStringRemainder(pThis, pTokenizer, "PERFORMER");
|
---|
| 882 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_PREGAP))
|
---|
| 883 | rc = cueParseAndSkipMsfRemainder(pThis, pTokenizer, "PREGAP");
|
---|
| 884 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_POSTGAP))
|
---|
| 885 | rc = cueParseAndSkipMsfRemainder(pThis, pTokenizer, "POSTGAP");
|
---|
| 886 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_INDEX))
|
---|
| 887 | {
|
---|
| 888 | uint8_t u8Index = 0;
|
---|
| 889 | uint64_t u64Lba = 0;
|
---|
| 890 | rc = cueParseIndex(pThis, pTokenizer, &u8Index, &u64Lba);
|
---|
| 891 | if ( RT_SUCCESS(rc)
|
---|
| 892 | && u8Index == 1)
|
---|
| 893 | {
|
---|
| 894 | if (!fSeenInitialIndex)
|
---|
| 895 | {
|
---|
| 896 | fSeenInitialIndex = true;
|
---|
| 897 | *pu64LbaStart = u64Lba;
|
---|
| 898 | }
|
---|
| 899 | else
|
---|
| 900 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 901 | N_("CUE: Error parsing '%s', multiple INDEX 01 directives"), pThis->pszFilename);
|
---|
| 902 | }
|
---|
| 903 | }
|
---|
| 904 | else
|
---|
| 905 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 906 | N_("CUE: Error parsing '%s', unexpected directive for TRACK found"), pThis->pszFilename);
|
---|
| 907 | }
|
---|
| 908 | else
|
---|
| 909 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 910 | N_("CUE: Error parsing '%s', expected a CUE sheet keyword"), pThis->pszFilename);
|
---|
| 911 | }
|
---|
| 912 | while (RT_SUCCESS(rc));
|
---|
| 913 |
|
---|
| 914 | if ( RT_SUCCESS(rc)
|
---|
| 915 | && !fSeenInitialIndex)
|
---|
| 916 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 917 | N_("CUE: Error parsing '%s', no initial INDEX directive for this track"), pThis->pszFilename);
|
---|
| 918 |
|
---|
| 919 | return rc;
|
---|
| 920 | }
|
---|
| 921 |
|
---|
| 922 | /**
|
---|
| 923 | * Parses the remainder of a TRACK directive.
|
---|
| 924 | *
|
---|
| 925 | * @returns VBox status code.
|
---|
| 926 | * @param pThis The CUE image state.
|
---|
| 927 | * @param pTokenizer The tokenizer state.
|
---|
| 928 | */
|
---|
| 929 | static int cueParseTrack(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer)
|
---|
| 930 | {
|
---|
| 931 | int rc = VINF_SUCCESS;
|
---|
| 932 |
|
---|
| 933 | /*
|
---|
| 934 | * A track consists of the track number and data type followed by a list of indexes
|
---|
| 935 | * and other metadata like title and performer we don't care about.
|
---|
| 936 | */
|
---|
| 937 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_INTEGER_UNSIGNED)
|
---|
| 938 | {
|
---|
| 939 | uint64_t u64Track = cueTokenizerConsumeInteger(pTokenizer);
|
---|
| 940 | if (u64Track <= 99)
|
---|
| 941 | {
|
---|
| 942 | /* Parse the data mode. */
|
---|
| 943 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_KEYWORD)
|
---|
| 944 | {
|
---|
| 945 | CUEKEYWORD enmDataMode = pTokenizer->pTokenCurr->Type.Keyword.enmKeyword;
|
---|
| 946 | if ( cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_AUDIO)
|
---|
| 947 | || cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_MODE1_2048)
|
---|
| 948 | || cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_MODE1_2352))
|
---|
| 949 | {
|
---|
| 950 | /*
|
---|
| 951 | * Parse everything coming below the track (index points, etc.), we only need to find
|
---|
| 952 | * the starting point.
|
---|
| 953 | */
|
---|
| 954 | uint64_t uLbaStart = 0;
|
---|
| 955 | rc = cueParseTrackNesting(pThis, pTokenizer, &uLbaStart);
|
---|
| 956 | if (RT_SUCCESS(rc))
|
---|
| 957 | {
|
---|
| 958 | /* Create a new region for this track. */
|
---|
| 959 | RT_NOREF1(enmDataMode);
|
---|
| 960 | rc = cueEnsureRegionListSize(pThis, u64Track);
|
---|
| 961 | if (RT_SUCCESS(rc))
|
---|
| 962 | {
|
---|
| 963 | PVDREGIONDESC pRegion = &pThis->pRegionList->aRegions[u64Track - 1];
|
---|
| 964 | pRegion->offRegion = uLbaStart;
|
---|
| 965 | if (enmDataMode == CUEKEYWORD_MODE1_2352)
|
---|
| 966 | {
|
---|
| 967 | pRegion->cbBlock = 2352;
|
---|
| 968 | pRegion->enmDataForm = VDREGIONDATAFORM_MODE1_2352;
|
---|
| 969 | }
|
---|
| 970 | else if (enmDataMode == CUEKEYWORD_AUDIO)
|
---|
| 971 | {
|
---|
| 972 | pRegion->cbBlock = 2352;
|
---|
| 973 | pRegion->enmDataForm = VDREGIONDATAFORM_CDDA;
|
---|
| 974 | }
|
---|
| 975 | else
|
---|
| 976 | {
|
---|
| 977 | pRegion->cbBlock = 2048;
|
---|
| 978 | pRegion->enmDataForm = VDREGIONDATAFORM_MODE1_2048;
|
---|
| 979 | }
|
---|
| 980 | pRegion->enmMetadataForm = VDREGIONMETADATAFORM_NONE;
|
---|
| 981 | pRegion->cbData = pRegion->cbBlock;
|
---|
| 982 | pRegion->cbMetadata = 0;
|
---|
| 983 | }
|
---|
| 984 | else
|
---|
| 985 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
[66142] | 986 | N_("CUE: Failed to allocate memory for the track list for '%s'"),
|
---|
| 987 | pThis->pszFilename);
|
---|
[66140] | 988 | }
|
---|
| 989 | }
|
---|
| 990 | else
|
---|
| 991 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 992 | N_("CUE: Error parsing '%s', the data mode is not supported"), pThis->pszFilename);
|
---|
| 993 | }
|
---|
| 994 | else
|
---|
| 995 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 996 | N_("CUE: Error parsing '%s', expected data mode"), pThis->pszFilename);
|
---|
| 997 | }
|
---|
| 998 | else
|
---|
| 999 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1000 | N_("CUE: Error parsing '%s', track number must be between 01 and 99"), pThis->pszFilename);
|
---|
| 1001 | }
|
---|
| 1002 | else
|
---|
| 1003 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1004 | N_("CUE: Error parsing '%s', expected track number after TRACK directive"), pThis->pszFilename);
|
---|
| 1005 |
|
---|
| 1006 | return rc;
|
---|
| 1007 | }
|
---|
| 1008 |
|
---|
| 1009 | /**
|
---|
| 1010 | * Parses a list of tracks which must come after a FILE directive.
|
---|
| 1011 | *
|
---|
| 1012 | * @returns VBox status code.
|
---|
| 1013 | * @param pThis The CUE image state.
|
---|
| 1014 | * @param pTokenizer The tokenizer state.
|
---|
| 1015 | */
|
---|
| 1016 | static int cueParseTrackList(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer)
|
---|
| 1017 | {
|
---|
| 1018 | int rc = VINF_SUCCESS;
|
---|
| 1019 |
|
---|
| 1020 | while ( RT_SUCCESS(rc)
|
---|
| 1021 | && cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_TRACK))
|
---|
| 1022 | rc = cueParseTrack(pThis, pTokenizer);
|
---|
| 1023 |
|
---|
| 1024 | return rc;
|
---|
| 1025 | }
|
---|
| 1026 |
|
---|
| 1027 | /**
|
---|
| 1028 | * Parses the remainder of a FILE directive.
|
---|
| 1029 | *
|
---|
| 1030 | * @returns VBox status code.
|
---|
| 1031 | * @param pThis The CUE image state.
|
---|
| 1032 | * @param pTokenizer The tokenizer state.
|
---|
| 1033 | */
|
---|
| 1034 | static int cueParseFile(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer)
|
---|
| 1035 | {
|
---|
| 1036 | int rc = VINF_SUCCESS;
|
---|
| 1037 |
|
---|
| 1038 | /* First must come a string constant followed by a keyword giving the file type. */
|
---|
| 1039 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_STRING)
|
---|
| 1040 | {
|
---|
| 1041 | rc = cueTokenizerConsumeStringDup(pTokenizer, &pThis->pszDataFilename);
|
---|
| 1042 | if (RT_SUCCESS(rc))
|
---|
| 1043 | {
|
---|
| 1044 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_KEYWORD)
|
---|
| 1045 | {
|
---|
| 1046 | if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_BINARY))
|
---|
[66197] | 1047 | {
|
---|
| 1048 | pThis->fLittleEndian = true;
|
---|
[66140] | 1049 | rc = cueParseTrackList(pThis, pTokenizer);
|
---|
[66197] | 1050 | }
|
---|
| 1051 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_MOTOROLA))
|
---|
| 1052 | {
|
---|
| 1053 | pThis->fLittleEndian = false;
|
---|
| 1054 | rc = cueParseTrackList(pThis, pTokenizer);
|
---|
| 1055 | }
|
---|
[66140] | 1056 | else
|
---|
| 1057 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1058 | N_("CUE: Error parsing '%s', the file type is not supported (only BINARY)"), pThis->pszFilename);
|
---|
| 1059 | }
|
---|
| 1060 | else
|
---|
| 1061 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
| 1062 | N_("CUE: Error parsing '%s', expected file type"), pThis->pszFilename);
|
---|
| 1063 | }
|
---|
| 1064 | else
|
---|
| 1065 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
| 1066 | N_("CUE: Error parsing '%s', failed to allocate memory for filename"), pThis->pszFilename);
|
---|
| 1067 | }
|
---|
| 1068 | else
|
---|
| 1069 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1070 | N_("CUE: Error parsing '%s', expected filename after FILE directive"), pThis->pszFilename);
|
---|
| 1071 |
|
---|
| 1072 | return rc;
|
---|
| 1073 | }
|
---|
| 1074 |
|
---|
| 1075 | /**
|
---|
| 1076 | * Parses the keyword in the given tokenizer.
|
---|
| 1077 | *
|
---|
| 1078 | * @returns VBox status code.
|
---|
| 1079 | * @param pThis The CUE image state.
|
---|
| 1080 | * @param pTokenizer The tokenizer state.
|
---|
| 1081 | */
|
---|
| 1082 | static int cueParseKeyword(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer)
|
---|
| 1083 | {
|
---|
| 1084 | int rc = VINF_SUCCESS;
|
---|
| 1085 |
|
---|
| 1086 | if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_FILE))
|
---|
| 1087 | rc = cueParseFile(pThis, pTokenizer);
|
---|
| 1088 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_TITLE))
|
---|
| 1089 | rc = cueParseAndSkipStringRemainder(pThis, pTokenizer, "TITLE");
|
---|
| 1090 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_PERFORMER))
|
---|
| 1091 | rc = cueParseAndSkipStringRemainder(pThis, pTokenizer, "PERFORMER");
|
---|
| 1092 | else if (cueTokenizerSkipIfIsKeywordEqual(pTokenizer, CUEKEYWORD_SONGWRITER))
|
---|
| 1093 | rc = cueParseAndSkipStringRemainder(pThis, pTokenizer, "SONGWRITER");
|
---|
| 1094 | else /* Skip all other keywords we don't need/support. */
|
---|
| 1095 | cueTokenizerConsume(pTokenizer);
|
---|
| 1096 |
|
---|
| 1097 | return rc;
|
---|
| 1098 | }
|
---|
| 1099 |
|
---|
| 1100 |
|
---|
| 1101 | /**
|
---|
| 1102 | * Parses the CUE sheet from the given tokenizer.
|
---|
| 1103 | *
|
---|
| 1104 | * @returns VBox status code.
|
---|
| 1105 | * @param pThis The CUE image state.
|
---|
| 1106 | * @param pTokenizer The tokenizer state.
|
---|
| 1107 | */
|
---|
| 1108 | static int cueParseFromTokenizer(PCUEIMAGE pThis, PCUETOKENIZER pTokenizer)
|
---|
| 1109 | {
|
---|
| 1110 | int rc = VINF_SUCCESS;
|
---|
| 1111 |
|
---|
| 1112 | LogFlowFunc(("pThis=%p\n", pThis));
|
---|
| 1113 |
|
---|
| 1114 | /* We don't support multiple FILE directives for now. */
|
---|
| 1115 | if (cueTokenizerGetTokenType(pTokenizer) == CUETOKENTYPE_KEYWORD)
|
---|
| 1116 | rc = cueParseKeyword(pThis, pTokenizer);
|
---|
| 1117 | else
|
---|
| 1118 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1119 | N_("CUE: Error parsing '%s', expected a keyword"), pThis->pszFilename);
|
---|
| 1120 |
|
---|
| 1121 | if ( RT_SUCCESS(rc)
|
---|
| 1122 | && cueTokenizerGetTokenType(pTokenizer) != CUETOKENTYPE_EOS)
|
---|
| 1123 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1124 | N_("CUE: Error parsing '%s', expected end of stream"), pThis->pszFilename);
|
---|
| 1125 |
|
---|
| 1126 | LogFlowFunc(("returns rc=%Rrc\n", rc));
|
---|
| 1127 | return rc;
|
---|
| 1128 | }
|
---|
| 1129 |
|
---|
| 1130 | /**
|
---|
| 1131 | * Finalizes the track list of the image.
|
---|
| 1132 | *
|
---|
| 1133 | * @returns VBox status code.
|
---|
| 1134 | * @param pThis The CUE image state.
|
---|
| 1135 | * @param cbImage Size of the image data in bytes.
|
---|
| 1136 | */
|
---|
| 1137 | static int cueTrackListFinalize(PCUEIMAGE pThis, uint64_t cbImage)
|
---|
| 1138 | {
|
---|
| 1139 | int rc = VINF_SUCCESS;
|
---|
| 1140 |
|
---|
| 1141 | if ( pThis->cTracksMax == 0
|
---|
| 1142 | || pThis->pRegionList->aRegions[0].offRegion == UINT64_MAX)
|
---|
| 1143 | return vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1144 | N_("CUE: Error parsing '%s', detected empty track list"), pThis->pszFilename);
|
---|
| 1145 |
|
---|
| 1146 | /*
|
---|
| 1147 | * Fixup the track list to contain the proper sizes now that we parsed all tracks,
|
---|
| 1148 | * check also that there are no gaps in the list.
|
---|
| 1149 | */
|
---|
| 1150 | uint32_t cTracks = 1;
|
---|
| 1151 | uint64_t offDisk = 0;
|
---|
| 1152 | for (uint32_t i = 1; i < pThis->cTracksMax; i++)
|
---|
| 1153 | {
|
---|
| 1154 | PVDREGIONDESC pRegion = &pThis->pRegionList->aRegions[i];
|
---|
| 1155 | PVDREGIONDESC pRegionPrev = &pThis->pRegionList->aRegions[i - 1];
|
---|
| 1156 | if (pRegion->offRegion != UINT64_MAX)
|
---|
| 1157 | {
|
---|
| 1158 | cTracks++;
|
---|
[66197] | 1159 | uint64_t cBlocks = pRegion->offRegion - (pRegionPrev->offRegion / pRegionPrev->cbBlock);
|
---|
| 1160 | pRegionPrev->cRegionBlocksOrBytes = pRegionPrev->cbBlock * cBlocks;
|
---|
[66140] | 1161 | offDisk += pRegionPrev->cRegionBlocksOrBytes;
|
---|
| 1162 |
|
---|
| 1163 | if (cbImage < pRegionPrev->cRegionBlocksOrBytes)
|
---|
| 1164 | return vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1165 | N_("CUE: Error parsing '%s', image file is too small for track list"),
|
---|
| 1166 | pThis->pszFilename);
|
---|
| 1167 |
|
---|
| 1168 | cbImage -= pRegionPrev->cRegionBlocksOrBytes;
|
---|
| 1169 | pRegion->offRegion = offDisk;
|
---|
| 1170 | }
|
---|
| 1171 | else
|
---|
| 1172 | break;
|
---|
| 1173 | }
|
---|
| 1174 |
|
---|
| 1175 | /* Fixup last track. */
|
---|
| 1176 | PVDREGIONDESC pRegion = &pThis->pRegionList->aRegions[cTracks - 1];
|
---|
| 1177 | pRegion->cRegionBlocksOrBytes = cbImage;
|
---|
| 1178 |
|
---|
| 1179 | pThis->pRegionList->cRegions = cTracks;
|
---|
| 1180 | pThis->pRegionList->fFlags = 0;
|
---|
| 1181 |
|
---|
| 1182 | /* Check that there are no gaps in the track list. */
|
---|
| 1183 | for (uint32_t i = cTracks; cTracks < pThis->cTracksMax; i++)
|
---|
| 1184 | {
|
---|
| 1185 | pRegion = &pThis->pRegionList->aRegions[i];
|
---|
| 1186 | if (pRegion->offRegion != UINT64_MAX)
|
---|
| 1187 | {
|
---|
| 1188 | rc = vdIfError(pThis->pIfError, VERR_NOT_SUPPORTED, RT_SRC_POS,
|
---|
| 1189 | N_("CUE: Error parsing '%s', detected gaps in the track list"), pThis->pszFilename);
|
---|
| 1190 | break;
|
---|
| 1191 | }
|
---|
| 1192 | }
|
---|
| 1193 |
|
---|
| 1194 | return rc;
|
---|
| 1195 | }
|
---|
| 1196 |
|
---|
| 1197 | /**
|
---|
| 1198 | * Internal. Free all allocated space for representing an image except pThis,
|
---|
| 1199 | * and optionally delete the image from disk.
|
---|
| 1200 | */
|
---|
| 1201 | static int cueFreeImage(PCUEIMAGE pThis, bool fDelete)
|
---|
| 1202 | {
|
---|
| 1203 | int rc = VINF_SUCCESS;
|
---|
| 1204 |
|
---|
| 1205 | /* Freeing a never allocated image (e.g. because the open failed) is
|
---|
| 1206 | * not signalled as an error. After all nothing bad happens. */
|
---|
| 1207 | if (pThis)
|
---|
| 1208 | {
|
---|
| 1209 | if (pThis->pStorage)
|
---|
| 1210 | {
|
---|
| 1211 | rc = vdIfIoIntFileClose(pThis->pIfIo, pThis->pStorage);
|
---|
| 1212 | pThis->pStorage = NULL;
|
---|
| 1213 | }
|
---|
| 1214 |
|
---|
| 1215 | if (pThis->pStorageData)
|
---|
| 1216 | {
|
---|
| 1217 | rc = vdIfIoIntFileClose(pThis->pIfIo, pThis->pStorageData);
|
---|
| 1218 | pThis->pStorageData = NULL;
|
---|
| 1219 | }
|
---|
| 1220 |
|
---|
| 1221 | if (pThis->pRegionList)
|
---|
| 1222 | {
|
---|
| 1223 | RTMemFree(pThis->pRegionList);
|
---|
| 1224 | pThis->pRegionList = NULL;
|
---|
| 1225 | }
|
---|
| 1226 |
|
---|
| 1227 | if (pThis->pszDataFilename)
|
---|
| 1228 | {
|
---|
| 1229 | RTStrFree(pThis->pszDataFilename);
|
---|
| 1230 | pThis->pszDataFilename = NULL;
|
---|
| 1231 | }
|
---|
| 1232 |
|
---|
| 1233 | if (fDelete && pThis->pszFilename)
|
---|
| 1234 | vdIfIoIntFileDelete(pThis->pIfIo, pThis->pszFilename);
|
---|
| 1235 | }
|
---|
| 1236 |
|
---|
| 1237 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1238 | return rc;
|
---|
| 1239 | }
|
---|
| 1240 |
|
---|
| 1241 | /**
|
---|
| 1242 | * Internal: Open an image, constructing all necessary data structures.
|
---|
| 1243 | */
|
---|
| 1244 | static int cueOpenImage(PCUEIMAGE pThis, unsigned uOpenFlags)
|
---|
| 1245 | {
|
---|
| 1246 | pThis->uOpenFlags = uOpenFlags;
|
---|
| 1247 |
|
---|
| 1248 | pThis->pIfError = VDIfErrorGet(pThis->pVDIfsDisk);
|
---|
| 1249 | pThis->pIfIo = VDIfIoIntGet(pThis->pVDIfsImage);
|
---|
| 1250 | AssertPtrReturn(pThis->pIfIo, VERR_INVALID_PARAMETER);
|
---|
| 1251 |
|
---|
| 1252 | /* Open the image. */
|
---|
| 1253 | int rc = vdIfIoIntFileOpen(pThis->pIfIo, pThis->pszFilename,
|
---|
| 1254 | VDOpenFlagsToFileOpenFlags(uOpenFlags,
|
---|
| 1255 | false /* fCreate */),
|
---|
| 1256 | &pThis->pStorage);
|
---|
| 1257 | if (RT_SUCCESS(rc))
|
---|
| 1258 | {
|
---|
| 1259 | uint64_t cbFile;
|
---|
| 1260 | /* The descriptor file shouldn't be huge, so limit ourselfs to 16KB for now. */
|
---|
| 1261 | rc = vdIfIoIntFileGetSize(pThis->pIfIo, pThis->pStorage, &cbFile);
|
---|
| 1262 | if ( RT_SUCCESS(rc)
|
---|
| 1263 | && cbFile <= _16K - 1)
|
---|
| 1264 | {
|
---|
| 1265 | char szInput[_16K];
|
---|
| 1266 | RT_ZERO(szInput);
|
---|
| 1267 |
|
---|
| 1268 | rc = vdIfIoIntFileReadSync(pThis->pIfIo, pThis->pStorage, 0,
|
---|
| 1269 | &szInput, cbFile);
|
---|
| 1270 | if (RT_SUCCESS(rc))
|
---|
| 1271 | {
|
---|
| 1272 | RTStrPurgeEncoding(&szInput[0]);
|
---|
| 1273 | PCUETOKENIZER pTokenizer = cueTokenizerCreate(&szInput[0]);
|
---|
| 1274 | if (pTokenizer)
|
---|
| 1275 | {
|
---|
| 1276 | rc = cueParseFromTokenizer(pThis, pTokenizer);
|
---|
| 1277 | RTMemFree(pTokenizer);
|
---|
| 1278 | if (RT_SUCCESS(rc))
|
---|
| 1279 | {
|
---|
| 1280 | /* Open the backing file. */
|
---|
| 1281 | char szBackingFile[RTPATH_MAX];
|
---|
| 1282 | rc = RTStrCopy(&szBackingFile[0], sizeof(szBackingFile), pThis->pszFilename);
|
---|
| 1283 | if (RT_SUCCESS(rc))
|
---|
| 1284 | {
|
---|
| 1285 | RTPathStripFilename(&szBackingFile[0]);
|
---|
| 1286 | rc = RTPathAppend(&szBackingFile[0], sizeof(szBackingFile), pThis->pszDataFilename);
|
---|
| 1287 | if (RT_SUCCESS(rc))
|
---|
| 1288 | {
|
---|
| 1289 | rc = vdIfIoIntFileOpen(pThis->pIfIo, szBackingFile,
|
---|
| 1290 | VDOpenFlagsToFileOpenFlags(uOpenFlags,
|
---|
| 1291 | false /* fCreate */),
|
---|
| 1292 | &pThis->pStorageData);
|
---|
| 1293 | if (RT_SUCCESS(rc))
|
---|
| 1294 | {
|
---|
| 1295 | rc = vdIfIoIntFileGetSize(pThis->pIfIo, pThis->pStorageData, &cbFile);
|
---|
| 1296 | if (RT_SUCCESS(rc))
|
---|
| 1297 | rc = cueTrackListFinalize(pThis, cbFile);
|
---|
| 1298 | else
|
---|
| 1299 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
| 1300 | N_("CUE: Unable to query size of backing file '%s'"),
|
---|
| 1301 | szBackingFile);
|
---|
| 1302 | }
|
---|
| 1303 | else
|
---|
| 1304 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
| 1305 | N_("CUE: Unable to open backing file '%s'"),
|
---|
| 1306 | szBackingFile);
|
---|
| 1307 | }
|
---|
| 1308 | else
|
---|
| 1309 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
| 1310 | N_("CUE: Error constructing backing filename from '%s'"),
|
---|
| 1311 | pThis->pszFilename);
|
---|
| 1312 | }
|
---|
| 1313 | else
|
---|
| 1314 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS,
|
---|
| 1315 | N_("CUE: Error constructing backing filename from '%s'"),
|
---|
| 1316 | pThis->pszFilename);
|
---|
| 1317 | }
|
---|
| 1318 | }
|
---|
| 1319 | }
|
---|
| 1320 | else
|
---|
| 1321 | rc = vdIfError(pThis->pIfError, rc, RT_SRC_POS, N_("CUE: Error reading '%s'"), pThis->pszFilename);
|
---|
| 1322 | }
|
---|
| 1323 | else if (RT_SUCCESS(rc))
|
---|
[67874] | 1324 | rc = vdIfError(pThis->pIfError, VERR_VD_INVALID_SIZE,
|
---|
| 1325 | RT_SRC_POS, N_("CUE: The descriptor file '%s' is too huge (%llu vs %llu)"),
|
---|
[66140] | 1326 | pThis->pszFilename, cbFile, _16K - 1);
|
---|
| 1327 | }
|
---|
| 1328 | /* else: Do NOT signal an appropriate error here, as the VD layer has the
|
---|
| 1329 | * choice of retrying the open if it failed. */
|
---|
| 1330 |
|
---|
| 1331 | if (RT_FAILURE(rc))
|
---|
| 1332 | cueFreeImage(pThis, false);
|
---|
| 1333 | return rc;
|
---|
| 1334 | }
|
---|
| 1335 |
|
---|
| 1336 | /**
|
---|
| 1337 | * Converts the data form enumeration to a string.
|
---|
| 1338 | *
|
---|
| 1339 | * @returns String name of the given data form.
|
---|
| 1340 | * @param enmDataForm The data form.
|
---|
| 1341 | */
|
---|
| 1342 | static const char *cueRegionDataFormStringify(VDREGIONDATAFORM enmDataForm)
|
---|
| 1343 | {
|
---|
| 1344 | switch (enmDataForm)
|
---|
| 1345 | {
|
---|
| 1346 | #define DATAFORM2STR(tag) case VDREGIONDATAFORM_##tag: return #tag
|
---|
| 1347 |
|
---|
| 1348 | DATAFORM2STR(INVALID);
|
---|
| 1349 | DATAFORM2STR(RAW);
|
---|
| 1350 | DATAFORM2STR(CDDA);
|
---|
| 1351 | DATAFORM2STR(CDDA_PAUSE);
|
---|
| 1352 | DATAFORM2STR(MODE1_2048);
|
---|
| 1353 | DATAFORM2STR(MODE1_2352);
|
---|
| 1354 | DATAFORM2STR(MODE1_0);
|
---|
| 1355 | DATAFORM2STR(XA_2336);
|
---|
| 1356 | DATAFORM2STR(XA_2352);
|
---|
| 1357 | DATAFORM2STR(XA_0);
|
---|
| 1358 | DATAFORM2STR(MODE2_2336);
|
---|
| 1359 | DATAFORM2STR(MODE2_2352);
|
---|
| 1360 | DATAFORM2STR(MODE2_0);
|
---|
| 1361 |
|
---|
| 1362 | #undef DATAFORM2STR
|
---|
| 1363 |
|
---|
| 1364 | default:
|
---|
| 1365 | {
|
---|
| 1366 | AssertMsgFailed(("Unknown data form %d! forgot to add it to the switch?\n", enmDataForm));
|
---|
| 1367 | return "UNKNOWN!";
|
---|
| 1368 | }
|
---|
| 1369 | }
|
---|
| 1370 | }
|
---|
| 1371 |
|
---|
| 1372 | /**
|
---|
| 1373 | * Converts the data form enumeration to a string.
|
---|
| 1374 | *
|
---|
| 1375 | * @returns String name of the given data form.
|
---|
[66142] | 1376 | * @param enmMetadataForm The metadata form.
|
---|
[66140] | 1377 | */
|
---|
| 1378 | static const char *cueRegionMetadataFormStringify(VDREGIONMETADATAFORM enmMetadataForm)
|
---|
| 1379 | {
|
---|
| 1380 | switch (enmMetadataForm)
|
---|
| 1381 | {
|
---|
| 1382 | #define METADATAFORM2STR(tag) case VDREGIONMETADATAFORM_##tag: return #tag
|
---|
| 1383 |
|
---|
| 1384 | METADATAFORM2STR(INVALID);
|
---|
| 1385 | METADATAFORM2STR(RAW);
|
---|
| 1386 | METADATAFORM2STR(NONE);
|
---|
| 1387 |
|
---|
| 1388 | #undef METADATAFORM2STR
|
---|
| 1389 |
|
---|
| 1390 | default:
|
---|
| 1391 | {
|
---|
| 1392 | AssertMsgFailed(("Unknown metadata form %d! forgot to add it to the switch?\n", enmMetadataForm));
|
---|
| 1393 | return "UNKNOWN!";
|
---|
| 1394 | }
|
---|
| 1395 | }
|
---|
| 1396 | }
|
---|
| 1397 |
|
---|
| 1398 | /**
|
---|
| 1399 | * Returns the region containing the given offset.
|
---|
| 1400 | *
|
---|
| 1401 | * @returns Pointer to the region or NULL if not found.
|
---|
| 1402 | * @param pThis The CUE image state.
|
---|
| 1403 | * @param uOffset The offset to look for.
|
---|
| 1404 | */
|
---|
| 1405 | static PCVDREGIONDESC cueRegionQueryByOffset(PCUEIMAGE pThis, uint64_t uOffset)
|
---|
| 1406 | {
|
---|
| 1407 | for (uint32_t i = 0; i < pThis->pRegionList->cRegions; i++)
|
---|
| 1408 | {
|
---|
| 1409 | PCVDREGIONDESC pRegion = &pThis->pRegionList->aRegions[i];
|
---|
| 1410 | if ( pRegion->offRegion <= uOffset
|
---|
| 1411 | && pRegion->offRegion + pRegion->cRegionBlocksOrBytes > uOffset)
|
---|
| 1412 | return pRegion;
|
---|
| 1413 | }
|
---|
| 1414 |
|
---|
| 1415 | return NULL;
|
---|
| 1416 | }
|
---|
| 1417 |
|
---|
| 1418 | /** @copydoc VDIMAGEBACKEND::pfnProbe */
|
---|
| 1419 | static DECLCALLBACK(int) cueProbe(const char *pszFilename, PVDINTERFACE pVDIfsDisk,
|
---|
| 1420 | PVDINTERFACE pVDIfsImage, VDTYPE *penmType)
|
---|
| 1421 | {
|
---|
| 1422 | RT_NOREF1(pVDIfsDisk);
|
---|
| 1423 | LogFlowFunc(("pszFilename=\"%s\" pVDIfsDisk=%#p pVDIfsImage=%#p\n", pszFilename, pVDIfsDisk, pVDIfsImage));
|
---|
| 1424 | int rc = VINF_SUCCESS;
|
---|
| 1425 |
|
---|
| 1426 | AssertReturn((VALID_PTR(pszFilename) && *pszFilename), VERR_INVALID_PARAMETER);
|
---|
| 1427 |
|
---|
| 1428 | PCUEIMAGE pThis = (PCUEIMAGE)RTMemAllocZ(sizeof(CUEIMAGE));
|
---|
| 1429 | if (RT_LIKELY(pThis))
|
---|
| 1430 | {
|
---|
| 1431 | pThis->pszFilename = pszFilename;
|
---|
| 1432 | pThis->pStorage = NULL;
|
---|
| 1433 | pThis->pVDIfsDisk = pVDIfsDisk;
|
---|
| 1434 | pThis->pVDIfsImage = pVDIfsImage;
|
---|
| 1435 |
|
---|
| 1436 | rc = cueOpenImage(pThis, VD_OPEN_FLAGS_INFO | VD_OPEN_FLAGS_READONLY);
|
---|
| 1437 | cueFreeImage(pThis, false);
|
---|
| 1438 | RTMemFree(pThis);
|
---|
| 1439 |
|
---|
| 1440 | if (RT_SUCCESS(rc))
|
---|
[66211] | 1441 | *penmType = VDTYPE_OPTICAL_DISC;
|
---|
[66140] | 1442 | else
|
---|
| 1443 | rc = VERR_VD_GEN_INVALID_HEADER;
|
---|
| 1444 | }
|
---|
| 1445 | else
|
---|
| 1446 | rc = VERR_NO_MEMORY;
|
---|
| 1447 |
|
---|
| 1448 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1449 | return rc;
|
---|
| 1450 | }
|
---|
| 1451 |
|
---|
| 1452 | /** @copydoc VDIMAGEBACKEND::pfnOpen */
|
---|
| 1453 | static DECLCALLBACK(int) cueOpen(const char *pszFilename, unsigned uOpenFlags,
|
---|
| 1454 | PVDINTERFACE pVDIfsDisk, PVDINTERFACE pVDIfsImage,
|
---|
| 1455 | VDTYPE enmType, void **ppBackendData)
|
---|
| 1456 | {
|
---|
| 1457 | LogFlowFunc(("pszFilename=\"%s\" uOpenFlags=%#x pVDIfsDisk=%#p pVDIfsImage=%#p enmType=%u ppBackendData=%#p\n",
|
---|
| 1458 | pszFilename, uOpenFlags, pVDIfsDisk, pVDIfsImage, enmType, ppBackendData));
|
---|
| 1459 | int rc;
|
---|
| 1460 | PCUEIMAGE pThis;
|
---|
| 1461 |
|
---|
| 1462 | /* Check open flags. All valid flags are supported. */
|
---|
| 1463 | AssertReturn(!(uOpenFlags & ~VD_OPEN_FLAGS_MASK), VERR_INVALID_PARAMETER);
|
---|
| 1464 | AssertReturn((VALID_PTR(pszFilename) && *pszFilename), VERR_INVALID_PARAMETER);
|
---|
[66211] | 1465 | AssertReturn(enmType == VDTYPE_OPTICAL_DISC, VERR_NOT_SUPPORTED);
|
---|
[66140] | 1466 |
|
---|
| 1467 | pThis = (PCUEIMAGE)RTMemAllocZ(sizeof(CUEIMAGE));
|
---|
| 1468 | if (RT_LIKELY(pThis))
|
---|
| 1469 | {
|
---|
| 1470 | pThis->pszFilename = pszFilename;
|
---|
| 1471 | pThis->pStorage = NULL;
|
---|
| 1472 | pThis->pVDIfsDisk = pVDIfsDisk;
|
---|
| 1473 | pThis->pVDIfsImage = pVDIfsImage;
|
---|
| 1474 |
|
---|
| 1475 | rc = cueOpenImage(pThis, uOpenFlags);
|
---|
| 1476 | if (RT_SUCCESS(rc))
|
---|
| 1477 | *ppBackendData = pThis;
|
---|
| 1478 | else
|
---|
| 1479 | RTMemFree(pThis);
|
---|
| 1480 | }
|
---|
| 1481 | else
|
---|
| 1482 | rc = VERR_NO_MEMORY;
|
---|
| 1483 |
|
---|
| 1484 | LogFlowFunc(("returns %Rrc (pBackendData=%#p)\n", rc, *ppBackendData));
|
---|
| 1485 | return rc;
|
---|
| 1486 | }
|
---|
| 1487 |
|
---|
| 1488 | /** @copydoc VDIMAGEBACKEND::pfnClose */
|
---|
| 1489 | static DECLCALLBACK(int) cueClose(void *pBackendData, bool fDelete)
|
---|
| 1490 | {
|
---|
| 1491 | LogFlowFunc(("pBackendData=%#p fDelete=%d\n", pBackendData, fDelete));
|
---|
| 1492 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1493 | int rc = cueFreeImage(pThis, fDelete);
|
---|
| 1494 | RTMemFree(pThis);
|
---|
| 1495 |
|
---|
| 1496 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1497 | return rc;
|
---|
| 1498 | }
|
---|
| 1499 |
|
---|
| 1500 | /** @copydoc VDIMAGEBACKEND::pfnRead */
|
---|
| 1501 | static DECLCALLBACK(int) cueRead(void *pBackendData, uint64_t uOffset, size_t cbToRead,
|
---|
| 1502 | PVDIOCTX pIoCtx, size_t *pcbActuallyRead)
|
---|
| 1503 | {
|
---|
| 1504 | LogFlowFunc(("pBackendData=%#p uOffset=%llu cbToRead=%zu pIoCtx=%#p pcbActuallyRead=%#p\n",
|
---|
| 1505 | pBackendData, uOffset, cbToRead, pIoCtx, pcbActuallyRead));
|
---|
| 1506 | int rc = VINF_SUCCESS;
|
---|
| 1507 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1508 |
|
---|
| 1509 | /* Get the region */
|
---|
| 1510 | PCVDREGIONDESC pRegion = cueRegionQueryByOffset(pThis, uOffset);
|
---|
| 1511 | if (pRegion)
|
---|
| 1512 | {
|
---|
| 1513 | /* Clip read size to remain in the region (not necessary I think). */
|
---|
| 1514 | uint64_t offRead = uOffset - pRegion->offRegion;
|
---|
| 1515 |
|
---|
| 1516 | cbToRead = RT_MIN(cbToRead, pRegion->cRegionBlocksOrBytes - offRead);
|
---|
| 1517 | Assert(!(cbToRead % pRegion->cbBlock));
|
---|
| 1518 |
|
---|
[66197] | 1519 | /* Need to convert audio data samples to big endian. */
|
---|
| 1520 | if ( pRegion->enmDataForm == VDREGIONDATAFORM_CDDA
|
---|
| 1521 | && pThis->fLittleEndian)
|
---|
| 1522 | {
|
---|
[66140] | 1523 | *pcbActuallyRead = cbToRead;
|
---|
[66197] | 1524 |
|
---|
| 1525 | while (cbToRead)
|
---|
| 1526 | {
|
---|
| 1527 | RTSGSEG Segment;
|
---|
| 1528 | unsigned cSegments = 1;
|
---|
| 1529 | size_t cbSeg = 0;
|
---|
| 1530 |
|
---|
| 1531 | cbSeg = vdIfIoIntIoCtxSegArrayCreate(pThis->pIfIo, pIoCtx, &Segment,
|
---|
| 1532 | &cSegments, cbToRead);
|
---|
| 1533 |
|
---|
| 1534 | rc = vdIfIoIntFileReadSync(pThis->pIfIo, pThis->pStorageData, uOffset, Segment.pvSeg, cbSeg);
|
---|
| 1535 | if (RT_FAILURE(rc))
|
---|
| 1536 | break;
|
---|
| 1537 |
|
---|
| 1538 | uint16_t *pu16Buf = (uint16_t *)Segment.pvSeg;
|
---|
| 1539 | for (uint32_t i = 0; i < cbSeg / sizeof(uint16_t); i++)
|
---|
| 1540 | {
|
---|
| 1541 | *pu16Buf = RT_BSWAP_U16(*pu16Buf);
|
---|
| 1542 | pu16Buf++;
|
---|
| 1543 | }
|
---|
| 1544 |
|
---|
| 1545 | cbToRead -= RT_MIN(cbToRead, cbSeg);
|
---|
| 1546 | uOffset += cbSeg;
|
---|
| 1547 | }
|
---|
| 1548 | }
|
---|
| 1549 | else
|
---|
| 1550 | {
|
---|
| 1551 | rc = vdIfIoIntFileReadUser(pThis->pIfIo, pThis->pStorageData, uOffset,
|
---|
| 1552 | pIoCtx, cbToRead);
|
---|
| 1553 | if (RT_SUCCESS(rc))
|
---|
| 1554 | *pcbActuallyRead = cbToRead;
|
---|
| 1555 | }
|
---|
[66140] | 1556 | }
|
---|
| 1557 | else
|
---|
| 1558 | rc = VERR_INVALID_PARAMETER;
|
---|
| 1559 |
|
---|
| 1560 | return rc;
|
---|
| 1561 | }
|
---|
| 1562 |
|
---|
| 1563 | /** @copydoc VDIMAGEBACKEND::pfnWrite */
|
---|
| 1564 | static DECLCALLBACK(int) cueWrite(void *pBackendData, uint64_t uOffset, size_t cbToWrite,
|
---|
| 1565 | PVDIOCTX pIoCtx, size_t *pcbWriteProcess, size_t *pcbPreRead,
|
---|
| 1566 | size_t *pcbPostRead, unsigned fWrite)
|
---|
| 1567 | {
|
---|
[66141] | 1568 | RT_NOREF7(uOffset, cbToWrite, pIoCtx, pcbWriteProcess, pcbPreRead, pcbPostRead, fWrite);
|
---|
[66140] | 1569 | LogFlowFunc(("pBackendData=%#p uOffset=%llu pIoCtx=%#p cbToWrite=%zu pcbWriteProcess=%#p pcbPreRead=%#p pcbPostRead=%#p\n",
|
---|
| 1570 | pBackendData, uOffset, pIoCtx, cbToWrite, pcbWriteProcess, pcbPreRead, pcbPostRead));
|
---|
| 1571 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1572 | int rc;
|
---|
| 1573 |
|
---|
| 1574 | AssertPtr(pThis);
|
---|
| 1575 |
|
---|
| 1576 | if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY)
|
---|
| 1577 | rc = VERR_VD_IMAGE_READ_ONLY;
|
---|
| 1578 | else
|
---|
| 1579 | rc = VERR_NOT_SUPPORTED;
|
---|
| 1580 |
|
---|
| 1581 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1582 | return rc;
|
---|
| 1583 | }
|
---|
| 1584 |
|
---|
| 1585 | /** @copydoc VDIMAGEBACKEND::pfnFlush */
|
---|
| 1586 | static DECLCALLBACK(int) cueFlush(void *pBackendData, PVDIOCTX pIoCtx)
|
---|
| 1587 | {
|
---|
| 1588 | RT_NOREF2(pBackendData, pIoCtx);
|
---|
| 1589 |
|
---|
| 1590 | return VINF_SUCCESS;
|
---|
| 1591 | }
|
---|
| 1592 |
|
---|
| 1593 | /** @copydoc VDIMAGEBACKEND::pfnGetVersion */
|
---|
| 1594 | static DECLCALLBACK(unsigned) cueGetVersion(void *pBackendData)
|
---|
| 1595 | {
|
---|
| 1596 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
| 1597 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1598 |
|
---|
| 1599 | AssertPtrReturn(pThis, 0);
|
---|
| 1600 |
|
---|
| 1601 | return 1;
|
---|
| 1602 | }
|
---|
| 1603 |
|
---|
| 1604 | /** @copydoc VDIMAGEBACKEND::pfnGetFileSize */
|
---|
| 1605 | static DECLCALLBACK(uint64_t) cueGetFileSize(void *pBackendData)
|
---|
| 1606 | {
|
---|
| 1607 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
| 1608 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1609 |
|
---|
| 1610 | AssertPtrReturn(pThis, 0);
|
---|
| 1611 |
|
---|
| 1612 | uint64_t cbFile = 0;
|
---|
| 1613 | if (pThis->pStorage)
|
---|
| 1614 | {
|
---|
[66197] | 1615 | int rc = vdIfIoIntFileGetSize(pThis->pIfIo, pThis->pStorageData, &cbFile);
|
---|
[66140] | 1616 | if (RT_FAILURE(rc))
|
---|
| 1617 | cbFile = 0; /* Make sure it is 0 */
|
---|
| 1618 | }
|
---|
| 1619 |
|
---|
| 1620 | LogFlowFunc(("returns %lld\n", cbFile));
|
---|
| 1621 | return cbFile;
|
---|
| 1622 | }
|
---|
| 1623 |
|
---|
| 1624 | /** @copydoc VDIMAGEBACKEND::pfnGetPCHSGeometry */
|
---|
| 1625 | static DECLCALLBACK(int) cueGetPCHSGeometry(void *pBackendData,
|
---|
| 1626 | PVDGEOMETRY pPCHSGeometry)
|
---|
| 1627 | {
|
---|
[66141] | 1628 | RT_NOREF1(pPCHSGeometry);
|
---|
[66140] | 1629 | LogFlowFunc(("pBackendData=%#p pPCHSGeometry=%#p\n", pBackendData, pPCHSGeometry));
|
---|
| 1630 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1631 | int rc = VINF_SUCCESS;
|
---|
| 1632 |
|
---|
| 1633 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED);
|
---|
| 1634 |
|
---|
| 1635 | rc = VERR_NOT_SUPPORTED;
|
---|
| 1636 |
|
---|
| 1637 | LogFlowFunc(("returns %Rrc (PCHS=%u/%u/%u)\n", rc, pPCHSGeometry->cCylinders, pPCHSGeometry->cHeads, pPCHSGeometry->cSectors));
|
---|
| 1638 | return rc;
|
---|
| 1639 | }
|
---|
| 1640 |
|
---|
| 1641 | /** @copydoc VDIMAGEBACKEND::pfnSetPCHSGeometry */
|
---|
| 1642 | static DECLCALLBACK(int) cueSetPCHSGeometry(void *pBackendData,
|
---|
| 1643 | PCVDGEOMETRY pPCHSGeometry)
|
---|
| 1644 | {
|
---|
[66141] | 1645 | RT_NOREF1(pPCHSGeometry);
|
---|
[66140] | 1646 | LogFlowFunc(("pBackendData=%#p pPCHSGeometry=%#p PCHS=%u/%u/%u\n",
|
---|
| 1647 | pBackendData, pPCHSGeometry, pPCHSGeometry->cCylinders, pPCHSGeometry->cHeads, pPCHSGeometry->cSectors));
|
---|
| 1648 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1649 | int rc = VINF_SUCCESS;
|
---|
| 1650 |
|
---|
| 1651 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED);
|
---|
| 1652 |
|
---|
| 1653 | if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY)
|
---|
| 1654 | rc = VERR_VD_IMAGE_READ_ONLY;
|
---|
| 1655 | else
|
---|
| 1656 | rc = VERR_NOT_SUPPORTED;
|
---|
| 1657 |
|
---|
| 1658 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1659 | return rc;
|
---|
| 1660 | }
|
---|
| 1661 |
|
---|
| 1662 | /** @copydoc VDIMAGEBACKEND::pfnGetLCHSGeometry */
|
---|
| 1663 | static DECLCALLBACK(int) cueGetLCHSGeometry(void *pBackendData,
|
---|
| 1664 | PVDGEOMETRY pLCHSGeometry)
|
---|
| 1665 | {
|
---|
[66141] | 1666 | RT_NOREF1(pLCHSGeometry);
|
---|
| 1667 | LogFlowFunc(("pBackendData=%#p pLCHSGeometry=%#p\n", pBackendData, pLCHSGeometry));
|
---|
[66140] | 1668 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1669 | int rc = VINF_SUCCESS;
|
---|
| 1670 |
|
---|
| 1671 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED);
|
---|
| 1672 |
|
---|
| 1673 | rc = VERR_NOT_SUPPORTED;
|
---|
| 1674 |
|
---|
| 1675 | LogFlowFunc(("returns %Rrc (LCHS=%u/%u/%u)\n", rc, pLCHSGeometry->cCylinders, pLCHSGeometry->cHeads, pLCHSGeometry->cSectors));
|
---|
| 1676 | return rc;
|
---|
| 1677 | }
|
---|
| 1678 |
|
---|
| 1679 | /** @copydoc VDIMAGEBACKEND::pfnSetLCHSGeometry */
|
---|
| 1680 | static DECLCALLBACK(int) cueSetLCHSGeometry(void *pBackendData,
|
---|
| 1681 | PCVDGEOMETRY pLCHSGeometry)
|
---|
| 1682 | {
|
---|
[66141] | 1683 | RT_NOREF1(pLCHSGeometry);
|
---|
[66140] | 1684 | LogFlowFunc(("pBackendData=%#p pLCHSGeometry=%#p LCHS=%u/%u/%u\n",
|
---|
| 1685 | pBackendData, pLCHSGeometry, pLCHSGeometry->cCylinders, pLCHSGeometry->cHeads, pLCHSGeometry->cSectors));
|
---|
| 1686 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1687 | int rc = VINF_SUCCESS;
|
---|
| 1688 |
|
---|
| 1689 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED);
|
---|
| 1690 |
|
---|
| 1691 | if (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY)
|
---|
| 1692 | rc = VERR_VD_IMAGE_READ_ONLY;
|
---|
| 1693 | else
|
---|
| 1694 | rc = VERR_NOT_SUPPORTED;
|
---|
| 1695 |
|
---|
| 1696 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1697 | return rc;
|
---|
| 1698 | }
|
---|
| 1699 |
|
---|
| 1700 | /** @copydoc VDIMAGEBACKEND::pfnQueryRegions */
|
---|
| 1701 | static DECLCALLBACK(int) cueQueryRegions(void *pBackendData, PCVDREGIONLIST *ppRegionList)
|
---|
| 1702 | {
|
---|
| 1703 | LogFlowFunc(("pBackendData=%#p ppRegionList=%#p\n", pBackendData, ppRegionList));
|
---|
| 1704 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1705 |
|
---|
| 1706 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED);
|
---|
| 1707 |
|
---|
| 1708 | *ppRegionList = pThis->pRegionList;
|
---|
| 1709 | LogFlowFunc(("returns %Rrc\n", VINF_SUCCESS));
|
---|
| 1710 | return VINF_SUCCESS;
|
---|
| 1711 | }
|
---|
| 1712 |
|
---|
| 1713 | /** @copydoc VDIMAGEBACKEND::pfnRegionListRelease */
|
---|
| 1714 | static DECLCALLBACK(void) cueRegionListRelease(void *pBackendData, PCVDREGIONLIST pRegionList)
|
---|
| 1715 | {
|
---|
| 1716 | RT_NOREF1(pRegionList);
|
---|
| 1717 | LogFlowFunc(("pBackendData=%#p pRegionList=%#p\n", pBackendData, pRegionList));
|
---|
| 1718 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1719 | AssertPtr(pThis); RT_NOREF(pThis);
|
---|
| 1720 |
|
---|
| 1721 | /* Nothing to do here. */
|
---|
| 1722 | }
|
---|
| 1723 |
|
---|
| 1724 | /** @copydoc VDIMAGEBACKEND::pfnGetImageFlags */
|
---|
| 1725 | static DECLCALLBACK(unsigned) cueGetImageFlags(void *pBackendData)
|
---|
| 1726 | {
|
---|
| 1727 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
| 1728 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1729 |
|
---|
| 1730 | AssertPtrReturn(pThis, 0);
|
---|
| 1731 |
|
---|
| 1732 | LogFlowFunc(("returns %#x\n", pThis->uImageFlags));
|
---|
| 1733 | return pThis->uImageFlags;
|
---|
| 1734 | }
|
---|
| 1735 |
|
---|
| 1736 | /** @copydoc VDIMAGEBACKEND::pfnGetOpenFlags */
|
---|
| 1737 | static DECLCALLBACK(unsigned) cueGetOpenFlags(void *pBackendData)
|
---|
| 1738 | {
|
---|
| 1739 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
| 1740 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1741 |
|
---|
| 1742 | AssertPtrReturn(pThis, 0);
|
---|
| 1743 |
|
---|
| 1744 | LogFlowFunc(("returns %#x\n", pThis->uOpenFlags));
|
---|
| 1745 | return pThis->uOpenFlags;
|
---|
| 1746 | }
|
---|
| 1747 |
|
---|
| 1748 | /** @copydoc VDIMAGEBACKEND::pfnSetOpenFlags */
|
---|
| 1749 | static DECLCALLBACK(int) cueSetOpenFlags(void *pBackendData, unsigned uOpenFlags)
|
---|
| 1750 | {
|
---|
| 1751 | LogFlowFunc(("pBackendData=%#p\n uOpenFlags=%#x", pBackendData, uOpenFlags));
|
---|
| 1752 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1753 | int rc = VINF_SUCCESS;
|
---|
| 1754 |
|
---|
| 1755 | /* Image must be opened and the new flags must be valid. */
|
---|
| 1756 | if (!pThis || (uOpenFlags & ~( VD_OPEN_FLAGS_READONLY | VD_OPEN_FLAGS_INFO
|
---|
| 1757 | | VD_OPEN_FLAGS_ASYNC_IO | VD_OPEN_FLAGS_SHAREABLE
|
---|
| 1758 | | VD_OPEN_FLAGS_SEQUENTIAL | VD_OPEN_FLAGS_SKIP_CONSISTENCY_CHECKS)))
|
---|
| 1759 | rc = VERR_INVALID_PARAMETER;
|
---|
| 1760 | else
|
---|
| 1761 | {
|
---|
| 1762 | /* Implement this operation via reopening the image. */
|
---|
| 1763 | rc = cueFreeImage(pThis, false);
|
---|
| 1764 | if (RT_SUCCESS(rc))
|
---|
| 1765 | rc = cueOpenImage(pThis, uOpenFlags);
|
---|
| 1766 | }
|
---|
| 1767 |
|
---|
| 1768 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
| 1769 | return rc;
|
---|
| 1770 | }
|
---|
| 1771 |
|
---|
| 1772 | /** @copydoc VDIMAGEBACKEND::pfnGetComment */
|
---|
[66494] | 1773 | VD_BACKEND_CALLBACK_GET_COMMENT_DEF_NOT_SUPPORTED(cueGetComment);
|
---|
[66140] | 1774 |
|
---|
| 1775 | /** @copydoc VDIMAGEBACKEND::pfnSetComment */
|
---|
[66494] | 1776 | VD_BACKEND_CALLBACK_SET_COMMENT_DEF_NOT_SUPPORTED(cueSetComment, PCUEIMAGE);
|
---|
[66140] | 1777 |
|
---|
| 1778 | /** @copydoc VDIMAGEBACKEND::pfnGetUuid */
|
---|
[66494] | 1779 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(cueGetUuid);
|
---|
[66140] | 1780 |
|
---|
| 1781 | /** @copydoc VDIMAGEBACKEND::pfnSetUuid */
|
---|
[66494] | 1782 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(cueSetUuid, PCUEIMAGE);
|
---|
[66140] | 1783 |
|
---|
| 1784 | /** @copydoc VDIMAGEBACKEND::pfnGetModificationUuid */
|
---|
[66494] | 1785 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(cueGetModificationUuid);
|
---|
[66140] | 1786 |
|
---|
| 1787 | /** @copydoc VDIMAGEBACKEND::pfnSetModificationUuid */
|
---|
[66494] | 1788 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(cueSetModificationUuid, PCUEIMAGE);
|
---|
[66140] | 1789 |
|
---|
| 1790 | /** @copydoc VDIMAGEBACKEND::pfnGetParentUuid */
|
---|
[66494] | 1791 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(cueGetParentUuid);
|
---|
[66140] | 1792 |
|
---|
| 1793 | /** @copydoc VDIMAGEBACKEND::pfnSetParentUuid */
|
---|
[66494] | 1794 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(cueSetParentUuid, PCUEIMAGE);
|
---|
[66140] | 1795 |
|
---|
| 1796 | /** @copydoc VDIMAGEBACKEND::pfnGetParentModificationUuid */
|
---|
[66494] | 1797 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(cueGetParentModificationUuid);
|
---|
[66140] | 1798 |
|
---|
| 1799 | /** @copydoc VDIMAGEBACKEND::pfnSetParentModificationUuid */
|
---|
[66494] | 1800 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(cueSetParentModificationUuid, PCUEIMAGE);
|
---|
[66140] | 1801 |
|
---|
| 1802 | /** @copydoc VDIMAGEBACKEND::pfnDump */
|
---|
| 1803 | static DECLCALLBACK(void) cueDump(void *pBackendData)
|
---|
| 1804 | {
|
---|
| 1805 | PCUEIMAGE pThis = (PCUEIMAGE)pBackendData;
|
---|
| 1806 |
|
---|
| 1807 | AssertPtrReturnVoid(pThis);
|
---|
| 1808 | vdIfErrorMessage(pThis->pIfError, "Dumping CUE image \"%s\" mode=%s uOpenFlags=%X File=%#p\n",
|
---|
| 1809 | pThis->pszFilename,
|
---|
| 1810 | (pThis->uOpenFlags & VD_OPEN_FLAGS_READONLY) ? "r/o" : "r/w",
|
---|
| 1811 | pThis->uOpenFlags,
|
---|
| 1812 | pThis->pStorage);
|
---|
| 1813 | vdIfErrorMessage(pThis->pIfError, "Backing File \"%s\" File=%#p\n",
|
---|
| 1814 | pThis->pszDataFilename, pThis->pStorageData);
|
---|
| 1815 | vdIfErrorMessage(pThis->pIfError, "Number of tracks: %u\n", pThis->pRegionList->cRegions);
|
---|
| 1816 | for (uint32_t i = 0; i < pThis->pRegionList->cRegions; i++)
|
---|
| 1817 | {
|
---|
| 1818 | PCVDREGIONDESC pRegion = &pThis->pRegionList->aRegions[i];
|
---|
| 1819 |
|
---|
| 1820 | vdIfErrorMessage(pThis->pIfError, "------------------------ Track %u ------------------------\n", i);
|
---|
| 1821 | vdIfErrorMessage(pThis->pIfError, "Start=%llu Size=%llu BlockSize=%llu DataSize=%llu MetadataSize=%llu\n",
|
---|
| 1822 | pRegion->offRegion, pRegion->cRegionBlocksOrBytes, pRegion->cbBlock, pRegion->cbData,
|
---|
| 1823 | pRegion->cbMetadata);
|
---|
| 1824 | vdIfErrorMessage(pThis->pIfError, "DataForm=%s MetadataForm=%s\n",
|
---|
| 1825 | cueRegionDataFormStringify(pRegion->enmDataForm),
|
---|
| 1826 | cueRegionMetadataFormStringify(pRegion->enmMetadataForm));
|
---|
| 1827 | }
|
---|
| 1828 | }
|
---|
| 1829 |
|
---|
| 1830 |
|
---|
| 1831 |
|
---|
| 1832 | const VDIMAGEBACKEND g_CueBackend =
|
---|
| 1833 | {
|
---|
| 1834 | /* u32Version */
|
---|
| 1835 | VD_IMGBACKEND_VERSION,
|
---|
| 1836 | /* pszBackendName */
|
---|
| 1837 | "CUE",
|
---|
| 1838 | /* uBackendCaps */
|
---|
[66197] | 1839 | VD_CAP_FILE | VD_CAP_VFS,
|
---|
[66140] | 1840 | /* paFileExtensions */
|
---|
| 1841 | s_aCueFileExtensions,
|
---|
| 1842 | /* paConfigInfo */
|
---|
| 1843 | NULL,
|
---|
| 1844 | /* pfnProbe */
|
---|
| 1845 | cueProbe,
|
---|
| 1846 | /* pfnOpen */
|
---|
| 1847 | cueOpen,
|
---|
| 1848 | /* pfnCreate */
|
---|
| 1849 | NULL,
|
---|
| 1850 | /* pfnRename */
|
---|
| 1851 | NULL,
|
---|
| 1852 | /* pfnClose */
|
---|
| 1853 | cueClose,
|
---|
| 1854 | /* pfnRead */
|
---|
| 1855 | cueRead,
|
---|
| 1856 | /* pfnWrite */
|
---|
| 1857 | cueWrite,
|
---|
| 1858 | /* pfnFlush */
|
---|
| 1859 | cueFlush,
|
---|
| 1860 | /* pfnDiscard */
|
---|
| 1861 | NULL,
|
---|
| 1862 | /* pfnGetVersion */
|
---|
| 1863 | cueGetVersion,
|
---|
| 1864 | /* pfnGetFileSize */
|
---|
| 1865 | cueGetFileSize,
|
---|
| 1866 | /* pfnGetPCHSGeometry */
|
---|
| 1867 | cueGetPCHSGeometry,
|
---|
| 1868 | /* pfnSetPCHSGeometry */
|
---|
| 1869 | cueSetPCHSGeometry,
|
---|
| 1870 | /* pfnGetLCHSGeometry */
|
---|
| 1871 | cueGetLCHSGeometry,
|
---|
| 1872 | /* pfnSetLCHSGeometry */
|
---|
| 1873 | cueSetLCHSGeometry,
|
---|
| 1874 | /* pfnQueryRegions */
|
---|
| 1875 | cueQueryRegions,
|
---|
| 1876 | /* pfnRegionListRelease */
|
---|
| 1877 | cueRegionListRelease,
|
---|
| 1878 | /* pfnGetImageFlags */
|
---|
| 1879 | cueGetImageFlags,
|
---|
| 1880 | /* pfnGetOpenFlags */
|
---|
| 1881 | cueGetOpenFlags,
|
---|
| 1882 | /* pfnSetOpenFlags */
|
---|
| 1883 | cueSetOpenFlags,
|
---|
| 1884 | /* pfnGetComment */
|
---|
| 1885 | cueGetComment,
|
---|
| 1886 | /* pfnSetComment */
|
---|
| 1887 | cueSetComment,
|
---|
| 1888 | /* pfnGetUuid */
|
---|
| 1889 | cueGetUuid,
|
---|
| 1890 | /* pfnSetUuid */
|
---|
| 1891 | cueSetUuid,
|
---|
| 1892 | /* pfnGetModificationUuid */
|
---|
| 1893 | cueGetModificationUuid,
|
---|
| 1894 | /* pfnSetModificationUuid */
|
---|
| 1895 | cueSetModificationUuid,
|
---|
| 1896 | /* pfnGetParentUuid */
|
---|
| 1897 | cueGetParentUuid,
|
---|
| 1898 | /* pfnSetParentUuid */
|
---|
| 1899 | cueSetParentUuid,
|
---|
| 1900 | /* pfnGetParentModificationUuid */
|
---|
| 1901 | cueGetParentModificationUuid,
|
---|
| 1902 | /* pfnSetParentModificationUuid */
|
---|
| 1903 | cueSetParentModificationUuid,
|
---|
| 1904 | /* pfnDump */
|
---|
| 1905 | cueDump,
|
---|
| 1906 | /* pfnGetTimestamp */
|
---|
| 1907 | NULL,
|
---|
| 1908 | /* pfnGetParentTimestamp */
|
---|
| 1909 | NULL,
|
---|
| 1910 | /* pfnSetParentTimestamp */
|
---|
| 1911 | NULL,
|
---|
| 1912 | /* pfnGetParentFilename */
|
---|
| 1913 | NULL,
|
---|
| 1914 | /* pfnSetParentFilename */
|
---|
| 1915 | NULL,
|
---|
| 1916 | /* pfnComposeLocation */
|
---|
| 1917 | genericFileComposeLocation,
|
---|
| 1918 | /* pfnComposeName */
|
---|
| 1919 | genericFileComposeName,
|
---|
| 1920 | /* pfnCompact */
|
---|
| 1921 | NULL,
|
---|
| 1922 | /* pfnResize */
|
---|
| 1923 | NULL,
|
---|
| 1924 | /* pfnRepair */
|
---|
| 1925 | NULL,
|
---|
| 1926 | /* pfnTraverseMetadata */
|
---|
| 1927 | NULL,
|
---|
| 1928 | /* u32VersionEnd */
|
---|
| 1929 | VD_IMGBACKEND_VERSION
|
---|
| 1930 | };
|
---|