[43567] | 1 | /* $Id: ATAPIPassthrough.cpp 99739 2023-05-11 01:01:08Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBox storage devices: ATAPI emulation (common code for DevATA and DevAHCI).
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| 4 | */
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| 5 |
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| 6 | /*
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[98103] | 7 | * Copyright (C) 2012-2023 Oracle and/or its affiliates.
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[43567] | 8 | *
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[96407] | 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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[43567] | 26 | */
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| 27 | #define LOG_GROUP LOG_GROUP_DEV_IDE
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| 28 | #include <iprt/log.h>
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| 29 | #include <iprt/assert.h>
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| 30 | #include <iprt/mem.h>
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[65964] | 31 | #include <iprt/string.h>
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[43567] | 32 |
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| 33 | #include <VBox/log.h>
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[76474] | 34 | #include <iprt/errcore.h>
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[43567] | 35 | #include <VBox/cdefs.h>
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| 36 | #include <VBox/scsi.h>
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[65108] | 37 | #include <VBox/scsiinline.h>
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[43567] | 38 |
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| 39 | #include "ATAPIPassthrough.h"
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| 40 |
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| 41 | /** The track was not detected yet. */
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| 42 | #define TRACK_FLAGS_UNDETECTED RT_BIT_32(0)
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| 43 | /** The track is the lead in track of the medium. */
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| 44 | #define TRACK_FLAGS_LEAD_IN RT_BIT_32(1)
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| 45 | /** The track is the lead out track of the medium. */
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| 46 | #define TRACK_FLAGS_LEAD_OUT RT_BIT_32(2)
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| 47 |
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[43572] | 48 | /** Don't clear already detected tracks on the medium. */
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| 49 | #define ATAPI_TRACK_LIST_REALLOCATE_FLAGS_DONT_CLEAR RT_BIT_32(0)
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| 50 |
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[43567] | 51 | /**
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| 52 | * Track main data form.
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| 53 | */
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| 54 | typedef enum TRACKDATAFORM
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| 55 | {
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| 56 | /** Invalid data form. */
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| 57 | TRACKDATAFORM_INVALID = 0,
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| 58 | /** 2352 bytes of data. */
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| 59 | TRACKDATAFORM_CDDA,
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| 60 | /** CDDA data is pause. */
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| 61 | TRACKDATAFORM_CDDA_PAUSE,
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| 62 | /** Mode 1 with 2048 bytes sector size. */
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| 63 | TRACKDATAFORM_MODE1_2048,
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| 64 | /** Mode 1 with 2352 bytes sector size. */
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| 65 | TRACKDATAFORM_MODE1_2352,
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| 66 | /** Mode 1 with 0 bytes sector size (generated by the drive). */
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| 67 | TRACKDATAFORM_MODE1_0,
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| 68 | /** XA Mode with 2336 bytes sector size. */
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| 69 | TRACKDATAFORM_XA_2336,
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| 70 | /** XA Mode with 2352 bytes sector size. */
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| 71 | TRACKDATAFORM_XA_2352,
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| 72 | /** XA Mode with 0 bytes sector size (generated by the drive). */
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| 73 | TRACKDATAFORM_XA_0,
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| 74 | /** Mode 2 with 2336 bytes sector size. */
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| 75 | TRACKDATAFORM_MODE2_2336,
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| 76 | /** Mode 2 with 2352 bytes sector size. */
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| 77 | TRACKDATAFORM_MODE2_2352,
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| 78 | /** Mode 2 with 0 bytes sector size (generated by the drive). */
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| 79 | TRACKDATAFORM_MODE2_0
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| 80 | } TRACKDATAFORM;
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| 81 |
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| 82 | /**
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| 83 | * Subchannel data form.
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| 84 | */
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| 85 | typedef enum SUBCHNDATAFORM
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| 86 | {
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| 87 | /** Invalid subchannel data form. */
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| 88 | SUBCHNDATAFORM_INVALID = 0,
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| 89 | /** 0 bytes for the subchannel (generated by the drive). */
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| 90 | SUBCHNDATAFORM_0,
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| 91 | /** 96 bytes of data for the subchannel. */
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| 92 | SUBCHNDATAFORM_96
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| 93 | } SUBCHNDATAFORM;
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| 94 |
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| 95 | /**
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| 96 | * Track entry.
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| 97 | */
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| 98 | typedef struct TRACK
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| 99 | {
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| 100 | /** Start LBA of the track. */
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| 101 | int64_t iLbaStart;
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| 102 | /** Number of sectors in the track. */
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| 103 | uint32_t cSectors;
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| 104 | /** Data form of main data. */
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| 105 | TRACKDATAFORM enmMainDataForm;
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| 106 | /** Data form of sub channel. */
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| 107 | SUBCHNDATAFORM enmSubChnDataForm;
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| 108 | /** Flags for the track. */
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| 109 | uint32_t fFlags;
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| 110 | } TRACK, *PTRACK;
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| 111 |
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| 112 | /**
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| 113 | * Media track list.
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| 114 | */
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| 115 | typedef struct TRACKLIST
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| 116 | {
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| 117 | /** Number of detected tracks of the current medium. */
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| 118 | unsigned cTracksCurrent;
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| 119 | /** Maximum number of tracks the list can contain. */
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| 120 | unsigned cTracksMax;
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| 121 | /** Variable list of tracks. */
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| 122 | PTRACK paTracks;
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| 123 | } TRACKLIST, *PTRACKLIST;
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| 124 |
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| 125 |
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| 126 | /**
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| 127 | * Reallocate the given track list to be able to hold the given number of tracks.
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| 128 | *
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| 129 | * @returns VBox status code.
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| 130 | * @param pTrackList The track list to reallocate.
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| 131 | * @param cTracks Number of tracks the list must be able to hold.
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[43572] | 132 | * @param fFlags Flags for the reallocation.
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[43567] | 133 | */
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[43572] | 134 | static int atapiTrackListReallocate(PTRACKLIST pTrackList, unsigned cTracks, uint32_t fFlags)
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[43567] | 135 | {
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| 136 | int rc = VINF_SUCCESS;
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| 137 |
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[43572] | 138 | if (!(fFlags & ATAPI_TRACK_LIST_REALLOCATE_FLAGS_DONT_CLEAR))
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| 139 | ATAPIPassthroughTrackListClear(pTrackList);
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[43567] | 140 |
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| 141 | if (pTrackList->cTracksMax < cTracks)
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| 142 | {
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| 143 | PTRACK paTracksNew = (PTRACK)RTMemRealloc(pTrackList->paTracks, cTracks * sizeof(TRACK));
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| 144 | if (paTracksNew)
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| 145 | {
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| 146 | pTrackList->paTracks = paTracksNew;
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| 147 |
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| 148 | /* Mark new tracks as undetected. */
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| 149 | for (unsigned i = pTrackList->cTracksMax; i < cTracks; i++)
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| 150 | pTrackList->paTracks[i].fFlags |= TRACK_FLAGS_UNDETECTED;
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| 151 |
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| 152 | pTrackList->cTracksMax = cTracks;
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| 153 | }
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| 154 | else
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| 155 | rc = VERR_NO_MEMORY;
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| 156 | }
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| 157 |
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[64410] | 158 | if (RT_SUCCESS(rc))
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| 159 | pTrackList->cTracksCurrent = cTracks;
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[43567] | 160 |
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| 161 | return rc;
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| 162 | }
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| 163 |
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| 164 | /**
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| 165 | * Initilizes the given track from the given CUE sheet entry.
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| 166 | *
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| 167 | * @param pTrack The track to initialize.
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| 168 | * @param pbCueSheetEntry CUE sheet entry to use.
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| 169 | */
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[43572] | 170 | static void atapiTrackListEntryCreateFromCueSheetEntry(PTRACK pTrack, const uint8_t *pbCueSheetEntry)
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[43567] | 171 | {
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| 172 | TRACKDATAFORM enmTrackDataForm = TRACKDATAFORM_INVALID;
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| 173 | SUBCHNDATAFORM enmSubChnDataForm = SUBCHNDATAFORM_INVALID;
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| 174 |
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| 175 | /* Determine size of main data based on the data form field. */
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| 176 | switch (pbCueSheetEntry[3] & 0x3f)
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| 177 | {
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| 178 | case 0x00: /* CD-DA with data. */
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| 179 | enmTrackDataForm = TRACKDATAFORM_CDDA;
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| 180 | break;
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| 181 | case 0x01: /* CD-DA without data (used for pauses between tracks). */
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| 182 | enmTrackDataForm = TRACKDATAFORM_CDDA_PAUSE;
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| 183 | break;
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| 184 | case 0x10: /* CD-ROM mode 1 */
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| 185 | case 0x12:
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| 186 | enmTrackDataForm = TRACKDATAFORM_MODE1_2048;
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| 187 | break;
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| 188 | case 0x11:
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| 189 | case 0x13:
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| 190 | enmTrackDataForm = TRACKDATAFORM_MODE1_2352;
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| 191 | break;
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| 192 | case 0x14:
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| 193 | enmTrackDataForm = TRACKDATAFORM_MODE1_0;
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| 194 | break;
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| 195 | case 0x20: /* CD-ROM XA, CD-I */
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| 196 | case 0x22:
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| 197 | enmTrackDataForm = TRACKDATAFORM_XA_2336;
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| 198 | break;
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| 199 | case 0x21:
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| 200 | case 0x23:
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| 201 | enmTrackDataForm = TRACKDATAFORM_XA_2352;
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| 202 | break;
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| 203 | case 0x24:
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| 204 | enmTrackDataForm = TRACKDATAFORM_XA_0;
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| 205 | break;
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| 206 | case 0x31: /* CD-ROM Mode 2 */
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| 207 | case 0x33:
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| 208 | enmTrackDataForm = TRACKDATAFORM_MODE2_2352;
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| 209 | break;
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| 210 | case 0x30:
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| 211 | case 0x32:
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| 212 | enmTrackDataForm = TRACKDATAFORM_MODE2_2336;
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| 213 | break;
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| 214 | case 0x34:
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| 215 | enmTrackDataForm = TRACKDATAFORM_MODE2_0;
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| 216 | break;
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| 217 | default: /* Reserved, invalid mode. Log and leave default sector size. */
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| 218 | LogRel(("ATA: Invalid data form mode %d for current CUE sheet\n",
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| 219 | pbCueSheetEntry[3] & 0x3f));
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| 220 | }
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| 221 |
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| 222 | /* Determine size of sub channel data based on data form field. */
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| 223 | switch ((pbCueSheetEntry[3] & 0xc0) >> 6)
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| 224 | {
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| 225 | case 0x00: /* Sub channel all zeroes, autogenerated by the drive. */
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| 226 | enmSubChnDataForm = SUBCHNDATAFORM_0;
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| 227 | break;
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| 228 | case 0x01:
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| 229 | case 0x03:
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| 230 | enmSubChnDataForm = SUBCHNDATAFORM_96;
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| 231 | break;
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| 232 | default:
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| 233 | LogRel(("ATA: Invalid sub-channel data form mode %u for current CUE sheet\n",
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| 234 | pbCueSheetEntry[3] & 0xc0));
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| 235 | }
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| 236 |
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| 237 | pTrack->enmMainDataForm = enmTrackDataForm;
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| 238 | pTrack->enmSubChnDataForm = enmSubChnDataForm;
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[65108] | 239 | pTrack->iLbaStart = scsiMSF2LBA(&pbCueSheetEntry[5]);
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[43567] | 240 | if (pbCueSheetEntry[1] != 0xaa)
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| 241 | {
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| 242 | /* Calculate number of sectors from the next entry. */
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[65108] | 243 | int64_t iLbaNext = scsiMSF2LBA(&pbCueSheetEntry[5+8]);
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[43567] | 244 | pTrack->cSectors = iLbaNext - pTrack->iLbaStart;
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| 245 | }
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| 246 | else
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| 247 | {
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| 248 | pTrack->fFlags |= TRACK_FLAGS_LEAD_OUT;
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| 249 | pTrack->cSectors = 0;
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| 250 | }
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| 251 | pTrack->fFlags &= ~TRACK_FLAGS_UNDETECTED;
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| 252 | }
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| 253 |
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| 254 | /**
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| 255 | * Update the track list from a SEND CUE SHEET request.
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| 256 | *
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| 257 | * @returns VBox status code.
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[81844] | 258 | * @param pTrackList Track list to update.
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| 259 | * @param pbCDB CDB of the SEND CUE SHEET request.
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| 260 | * @param pvBuf The CUE sheet.
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| 261 | * @param cbBuf The buffer size (max).
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[43567] | 262 | */
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[81844] | 263 | static int atapiTrackListUpdateFromSendCueSheet(PTRACKLIST pTrackList, const uint8_t *pbCDB, const void *pvBuf, size_t cbBuf)
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[43567] | 264 | {
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[81844] | 265 | int rc;
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[65108] | 266 | unsigned cbCueSheet = scsiBE2H_U24(pbCDB + 6);
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[43567] | 267 | unsigned cTracks = cbCueSheet / 8;
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| 268 |
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| 269 | AssertReturn(cbCueSheet % 8 == 0 && cTracks, VERR_INVALID_PARAMETER);
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| 270 |
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[43572] | 271 | rc = atapiTrackListReallocate(pTrackList, cTracks, 0);
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[43567] | 272 | if (RT_SUCCESS(rc))
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| 273 | {
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[43572] | 274 | const uint8_t *pbCueSheet = (uint8_t *)pvBuf;
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[43567] | 275 | PTRACK pTrack = pTrackList->paTracks;
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[81844] | 276 | AssertLogRelReturn(cTracks <= cbBuf, VERR_BUFFER_OVERFLOW);
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[43567] | 277 |
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| 278 | for (unsigned i = 0; i < cTracks; i++)
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| 279 | {
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| 280 | atapiTrackListEntryCreateFromCueSheetEntry(pTrack, pbCueSheet);
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| 281 | if (i == 0)
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| 282 | pTrack->fFlags |= TRACK_FLAGS_LEAD_IN;
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| 283 | pTrack++;
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| 284 | pbCueSheet += 8;
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| 285 | }
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| 286 | }
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| 287 |
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| 288 | return rc;
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| 289 | }
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| 290 |
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[81844] | 291 | static int atapiTrackListUpdateFromSendDvdStructure(PTRACKLIST pTrackList, const uint8_t *pbCDB, const void *pvBuf, size_t cbBuf)
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[43567] | 292 | {
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[81844] | 293 | RT_NOREF(pTrackList, pbCDB, pvBuf, cbBuf);
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[43567] | 294 | return VERR_NOT_IMPLEMENTED;
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| 295 | }
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| 296 |
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[43572] | 297 | /**
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| 298 | * Update track list from formatted TOC data.
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| 299 | *
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| 300 | * @returns VBox status code.
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| 301 | * @param pTrackList The track list to update.
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[64274] | 302 | * @param iTrack The first track the TOC has data for.
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[43572] | 303 | * @param fMSF Flag whether block addresses are in MSF or LBA format.
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| 304 | * @param pbBuf Buffer holding the formatted TOC.
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| 305 | * @param cbBuffer Size of the buffer.
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| 306 | */
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| 307 | static int atapiTrackListUpdateFromFormattedToc(PTRACKLIST pTrackList, uint8_t iTrack,
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[47791] | 308 | bool fMSF, const uint8_t *pbBuf, uint32_t cbBuffer)
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[43567] | 309 | {
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[62926] | 310 | RT_NOREF(iTrack, cbBuffer); /** @todo unused parameters */
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[81844] | 311 | int rc;
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[65108] | 312 | unsigned cbToc = scsiBE2H_U16(pbBuf);
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[43572] | 313 | uint8_t iTrackFirst = pbBuf[2];
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| 314 | unsigned cTracks;
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| 315 |
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| 316 | cbToc -= 2;
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| 317 | pbBuf += 4;
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| 318 | AssertReturn(cbToc % 8 == 0, VERR_INVALID_PARAMETER);
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| 319 |
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| 320 | cTracks = cbToc / 8 + iTrackFirst;
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| 321 |
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[64410] | 322 | rc = atapiTrackListReallocate(pTrackList, iTrackFirst + cTracks, ATAPI_TRACK_LIST_REALLOCATE_FLAGS_DONT_CLEAR);
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[43572] | 323 | if (RT_SUCCESS(rc))
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| 324 | {
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| 325 | PTRACK pTrack = &pTrackList->paTracks[iTrackFirst];
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| 326 |
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| 327 | for (unsigned i = iTrackFirst; i < cTracks; i++)
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| 328 | {
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| 329 | if (pbBuf[1] & 0x4)
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| 330 | pTrack->enmMainDataForm = TRACKDATAFORM_MODE1_2048;
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| 331 | else
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| 332 | pTrack->enmMainDataForm = TRACKDATAFORM_CDDA;
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| 333 |
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| 334 | pTrack->enmSubChnDataForm = SUBCHNDATAFORM_0;
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| 335 | if (fMSF)
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[65108] | 336 | pTrack->iLbaStart = scsiMSF2LBA(&pbBuf[4]);
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[43572] | 337 | else
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[65108] | 338 | pTrack->iLbaStart = scsiBE2H_U32(&pbBuf[4]);
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[43572] | 339 |
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| 340 | if (pbBuf[2] != 0xaa)
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| 341 | {
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| 342 | /* Calculate number of sectors from the next entry. */
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| 343 | int64_t iLbaNext;
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| 344 |
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| 345 | if (fMSF)
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[65108] | 346 | iLbaNext = scsiMSF2LBA(&pbBuf[4+8]);
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[43572] | 347 | else
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[65108] | 348 | iLbaNext = scsiBE2H_U32(&pbBuf[4+8]);
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[43572] | 349 |
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| 350 | pTrack->cSectors = iLbaNext - pTrack->iLbaStart;
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| 351 | }
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| 352 | else
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| 353 | pTrack->cSectors = 0;
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| 354 |
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| 355 | pTrack->fFlags &= ~TRACK_FLAGS_UNDETECTED;
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| 356 | pbBuf += 8;
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[47791] | 357 | pTrack++;
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[43572] | 358 | }
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| 359 | }
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| 360 |
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| 361 | return rc;
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[43567] | 362 | }
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| 363 |
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[81844] | 364 | static int atapiTrackListUpdateFromReadTocPmaAtip(PTRACKLIST pTrackList, const uint8_t *pbCDB, const void *pvBuf, size_t cbBuf)
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[43567] | 365 | {
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[81844] | 366 | int rc;
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| 367 | uint16_t cbBuffer = (uint16_t)RT_MIN(scsiBE2H_U16(&pbCDB[7]), cbBuf);
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[43572] | 368 | bool fMSF = (pbCDB[1] & 0x2) != 0;
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| 369 | uint8_t uFmt = pbCDB[2] & 0xf;
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| 370 | uint8_t iTrack = pbCDB[6];
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| 371 |
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| 372 | switch (uFmt)
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| 373 | {
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| 374 | case 0x00:
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| 375 | rc = atapiTrackListUpdateFromFormattedToc(pTrackList, iTrack, fMSF, (uint8_t *)pvBuf, cbBuffer);
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| 376 | break;
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| 377 | case 0x01:
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| 378 | case 0x02:
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| 379 | case 0x03:
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| 380 | case 0x04:
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[51382] | 381 | rc = VERR_NOT_IMPLEMENTED;
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| 382 | break;
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[43572] | 383 | case 0x05:
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[51382] | 384 | rc = VINF_SUCCESS; /* Does not give information about the tracklist. */
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| 385 | break;
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[43572] | 386 | default:
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| 387 | rc = VERR_INVALID_PARAMETER;
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| 388 | }
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| 389 |
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| 390 | return rc;
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| 391 | }
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| 392 |
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[81844] | 393 | static int atapiTrackListUpdateFromReadTrackInformation(PTRACKLIST pTrackList, const uint8_t *pbCDB,
|
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| 394 | const void *pvBuf, size_t cbBuf)
|
---|
[43572] | 395 | {
|
---|
[81844] | 396 | RT_NOREF(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 397 | return VERR_NOT_IMPLEMENTED;
|
---|
| 398 | }
|
---|
| 399 |
|
---|
[81844] | 400 | static int atapiTrackListUpdateFromReadDvdStructure(PTRACKLIST pTrackList, const uint8_t *pbCDB,
|
---|
| 401 | const void *pvBuf, size_t cbBuf)
|
---|
[43567] | 402 | {
|
---|
[81844] | 403 | RT_NOREF(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 404 | return VERR_NOT_IMPLEMENTED;
|
---|
| 405 | }
|
---|
| 406 |
|
---|
[81844] | 407 | static int atapiTrackListUpdateFromReadDiscInformation(PTRACKLIST pTrackList, const uint8_t *pbCDB,
|
---|
| 408 | const void *pvBuf, size_t cbBuf)
|
---|
[43567] | 409 | {
|
---|
[81844] | 410 | RT_NOREF(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 411 | return VERR_NOT_IMPLEMENTED;
|
---|
| 412 | }
|
---|
| 413 |
|
---|
[63369] | 414 | #ifdef LOG_ENABLED
|
---|
| 415 |
|
---|
[43567] | 416 | /**
|
---|
| 417 | * Converts the given track data form to a string.
|
---|
| 418 | *
|
---|
| 419 | * @returns Track data form as a string.
|
---|
| 420 | * @param enmTrackDataForm The track main data form.
|
---|
| 421 | */
|
---|
| 422 | static const char *atapiTrackListMainDataFormToString(TRACKDATAFORM enmTrackDataForm)
|
---|
| 423 | {
|
---|
| 424 | switch (enmTrackDataForm)
|
---|
| 425 | {
|
---|
| 426 | case TRACKDATAFORM_CDDA:
|
---|
| 427 | return "CD-DA";
|
---|
| 428 | case TRACKDATAFORM_CDDA_PAUSE:
|
---|
| 429 | return "CD-DA Pause";
|
---|
| 430 | case TRACKDATAFORM_MODE1_2048:
|
---|
| 431 | return "Mode 1 (2048 bytes)";
|
---|
| 432 | case TRACKDATAFORM_MODE1_2352:
|
---|
| 433 | return "Mode 1 (2352 bytes)";
|
---|
| 434 | case TRACKDATAFORM_MODE1_0:
|
---|
| 435 | return "Mode 1 (0 bytes)";
|
---|
| 436 | case TRACKDATAFORM_XA_2336:
|
---|
| 437 | return "XA (2336 bytes)";
|
---|
| 438 | case TRACKDATAFORM_XA_2352:
|
---|
| 439 | return "XA (2352 bytes)";
|
---|
| 440 | case TRACKDATAFORM_XA_0:
|
---|
| 441 | return "XA (0 bytes)";
|
---|
| 442 | case TRACKDATAFORM_MODE2_2336:
|
---|
| 443 | return "Mode 2 (2336 bytes)";
|
---|
| 444 | case TRACKDATAFORM_MODE2_2352:
|
---|
| 445 | return "Mode 2 (2352 bytes)";
|
---|
| 446 | case TRACKDATAFORM_MODE2_0:
|
---|
| 447 | return "Mode 2 (0 bytes)";
|
---|
| 448 | case TRACKDATAFORM_INVALID:
|
---|
| 449 | default:
|
---|
| 450 | return "Invalid";
|
---|
| 451 | }
|
---|
| 452 | }
|
---|
| 453 |
|
---|
| 454 | /**
|
---|
| 455 | * Converts the given subchannel data form to a string.
|
---|
| 456 | *
|
---|
| 457 | * @returns Subchannel data form as a string.
|
---|
| 458 | * @param enmSubChnDataForm The subchannel main data form.
|
---|
| 459 | */
|
---|
| 460 | static const char *atapiTrackListSubChnDataFormToString(SUBCHNDATAFORM enmSubChnDataForm)
|
---|
| 461 | {
|
---|
| 462 | switch (enmSubChnDataForm)
|
---|
| 463 | {
|
---|
| 464 | case SUBCHNDATAFORM_0:
|
---|
| 465 | return "0";
|
---|
| 466 | case SUBCHNDATAFORM_96:
|
---|
| 467 | return "96";
|
---|
| 468 | case SUBCHNDATAFORM_INVALID:
|
---|
| 469 | default:
|
---|
| 470 | return "Invalid";
|
---|
| 471 | }
|
---|
| 472 | }
|
---|
| 473 |
|
---|
| 474 | /**
|
---|
| 475 | * Dump the complete track list to the release log.
|
---|
| 476 | *
|
---|
| 477 | * @param pTrackList The track list to dump.
|
---|
| 478 | */
|
---|
| 479 | static void atapiTrackListDump(PTRACKLIST pTrackList)
|
---|
| 480 | {
|
---|
| 481 | LogRel(("Track List: cTracks=%u\n", pTrackList->cTracksCurrent));
|
---|
| 482 | for (unsigned i = 0; i < pTrackList->cTracksCurrent; i++)
|
---|
| 483 | {
|
---|
| 484 | PTRACK pTrack = &pTrackList->paTracks[i];
|
---|
| 485 |
|
---|
| 486 | LogRel((" Track %u: LBAStart=%lld cSectors=%u enmMainDataForm=%s enmSubChnDataForm=%s fFlags=[%s%s%s]\n",
|
---|
| 487 | i, pTrack->iLbaStart, pTrack->cSectors, atapiTrackListMainDataFormToString(pTrack->enmMainDataForm),
|
---|
| 488 | atapiTrackListSubChnDataFormToString(pTrack->enmSubChnDataForm),
|
---|
| 489 | pTrack->fFlags & TRACK_FLAGS_UNDETECTED ? "UNDETECTED " : "",
|
---|
| 490 | pTrack->fFlags & TRACK_FLAGS_LEAD_IN ? "Lead-In " : "",
|
---|
| 491 | pTrack->fFlags & TRACK_FLAGS_LEAD_OUT ? "Lead-Out" : ""));
|
---|
| 492 | }
|
---|
| 493 | }
|
---|
| 494 |
|
---|
[63369] | 495 | #endif /* LOG_ENABLED */
|
---|
| 496 |
|
---|
[81844] | 497 | /**
|
---|
| 498 | * Creates an empty track list handle.
|
---|
| 499 | *
|
---|
| 500 | * @returns VBox status code.
|
---|
| 501 | * @param ppTrackList Where to store the track list handle on success.
|
---|
| 502 | */
|
---|
[43567] | 503 | DECLHIDDEN(int) ATAPIPassthroughTrackListCreateEmpty(PTRACKLIST *ppTrackList)
|
---|
| 504 | {
|
---|
| 505 | PTRACKLIST pTrackList = (PTRACKLIST)RTMemAllocZ(sizeof(TRACKLIST));
|
---|
| 506 | if (pTrackList)
|
---|
| 507 | {
|
---|
| 508 | *ppTrackList = pTrackList;
|
---|
[81844] | 509 | return VINF_SUCCESS;
|
---|
[43567] | 510 | }
|
---|
[81844] | 511 | return VERR_NO_MEMORY;
|
---|
[43567] | 512 | }
|
---|
| 513 |
|
---|
[81844] | 514 | /**
|
---|
| 515 | * Destroys the allocated task list handle.
|
---|
| 516 | *
|
---|
| 517 | * @param pTrackList The track list handle to destroy.
|
---|
| 518 | */
|
---|
[43567] | 519 | DECLHIDDEN(void) ATAPIPassthroughTrackListDestroy(PTRACKLIST pTrackList)
|
---|
| 520 | {
|
---|
| 521 | if (pTrackList->paTracks)
|
---|
| 522 | RTMemFree(pTrackList->paTracks);
|
---|
| 523 | RTMemFree(pTrackList);
|
---|
| 524 | }
|
---|
| 525 |
|
---|
[81844] | 526 | /**
|
---|
| 527 | * Clears all tracks from the given task list.
|
---|
| 528 | *
|
---|
| 529 | * @param pTrackList The track list to clear.
|
---|
| 530 | */
|
---|
[43567] | 531 | DECLHIDDEN(void) ATAPIPassthroughTrackListClear(PTRACKLIST pTrackList)
|
---|
| 532 | {
|
---|
[51382] | 533 | AssertPtrReturnVoid(pTrackList);
|
---|
| 534 |
|
---|
[43567] | 535 | pTrackList->cTracksCurrent = 0;
|
---|
| 536 |
|
---|
| 537 | /* Mark all tracks as undetected. */
|
---|
| 538 | for (unsigned i = 0; i < pTrackList->cTracksMax; i++)
|
---|
| 539 | pTrackList->paTracks[i].fFlags |= TRACK_FLAGS_UNDETECTED;
|
---|
| 540 | }
|
---|
| 541 |
|
---|
[81844] | 542 | /**
|
---|
| 543 | * Updates the track list from the given CDB and data buffer.
|
---|
| 544 | *
|
---|
| 545 | * @returns VBox status code.
|
---|
| 546 | * @param pTrackList The track list to update.
|
---|
[81858] | 547 | * @param pbCDB The CDB buffer.
|
---|
[81844] | 548 | * @param pvBuf The data buffer.
|
---|
| 549 | * @param cbBuf The buffer isze.
|
---|
| 550 | */
|
---|
| 551 | DECLHIDDEN(int) ATAPIPassthroughTrackListUpdate(PTRACKLIST pTrackList, const uint8_t *pbCDB, const void *pvBuf, size_t cbBuf)
|
---|
[43567] | 552 | {
|
---|
[81844] | 553 | int rc;
|
---|
[43567] | 554 |
|
---|
| 555 | switch (pbCDB[0])
|
---|
| 556 | {
|
---|
| 557 | case SCSI_SEND_CUE_SHEET:
|
---|
[81844] | 558 | rc = atapiTrackListUpdateFromSendCueSheet(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 559 | break;
|
---|
| 560 | case SCSI_SEND_DVD_STRUCTURE:
|
---|
[81844] | 561 | rc = atapiTrackListUpdateFromSendDvdStructure(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 562 | break;
|
---|
| 563 | case SCSI_READ_TOC_PMA_ATIP:
|
---|
[81844] | 564 | rc = atapiTrackListUpdateFromReadTocPmaAtip(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 565 | break;
|
---|
| 566 | case SCSI_READ_TRACK_INFORMATION:
|
---|
[81844] | 567 | rc = atapiTrackListUpdateFromReadTrackInformation(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 568 | break;
|
---|
| 569 | case SCSI_READ_DVD_STRUCTURE:
|
---|
[81844] | 570 | rc = atapiTrackListUpdateFromReadDvdStructure(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 571 | break;
|
---|
| 572 | case SCSI_READ_DISC_INFORMATION:
|
---|
[81844] | 573 | rc = atapiTrackListUpdateFromReadDiscInformation(pTrackList, pbCDB, pvBuf, cbBuf);
|
---|
[43567] | 574 | break;
|
---|
| 575 | default:
|
---|
| 576 | LogRel(("ATAPI: Invalid opcode %#x while determining media layout\n", pbCDB[0]));
|
---|
| 577 | rc = VERR_INVALID_PARAMETER;
|
---|
| 578 | }
|
---|
| 579 |
|
---|
[43572] | 580 | #ifdef LOG_ENABLED
|
---|
[43567] | 581 | atapiTrackListDump(pTrackList);
|
---|
[43572] | 582 | #endif
|
---|
[43567] | 583 |
|
---|
| 584 | return rc;
|
---|
| 585 | }
|
---|
| 586 |
|
---|
[81844] | 587 | /**
|
---|
| 588 | * Return the sector size from the track matching the LBA in the given track list.
|
---|
| 589 | *
|
---|
| 590 | * @returns Sector size.
|
---|
| 591 | * @param pTrackList The track list to use.
|
---|
| 592 | * @param iAtapiLba The start LBA to get the sector size for.
|
---|
| 593 | */
|
---|
[47791] | 594 | DECLHIDDEN(uint32_t) ATAPIPassthroughTrackListGetSectorSizeFromLba(PTRACKLIST pTrackList, uint32_t iAtapiLba)
|
---|
[43567] | 595 | {
|
---|
| 596 | PTRACK pTrack = NULL;
|
---|
[47791] | 597 | uint32_t cbAtapiSector = 2048;
|
---|
[43567] | 598 |
|
---|
| 599 | if (pTrackList->cTracksCurrent)
|
---|
| 600 | {
|
---|
| 601 | if ( iAtapiLba > UINT32_C(0xffff4fa1)
|
---|
| 602 | && (int32_t)iAtapiLba < -150)
|
---|
| 603 | {
|
---|
| 604 | /* Lead-In area, this is always the first entry in the cue sheet. */
|
---|
| 605 | pTrack = pTrackList->paTracks;
|
---|
| 606 | Assert(pTrack->fFlags & TRACK_FLAGS_LEAD_IN);
|
---|
| 607 | LogFlowFunc(("Selected Lead-In area\n"));
|
---|
| 608 | }
|
---|
| 609 | else
|
---|
| 610 | {
|
---|
| 611 | int64_t iAtapiLba64 = (int32_t)iAtapiLba;
|
---|
| 612 | pTrack = &pTrackList->paTracks[1];
|
---|
| 613 |
|
---|
| 614 | /* Go through the track list and find the correct entry. */
|
---|
| 615 | for (unsigned i = 1; i < pTrackList->cTracksCurrent - 1; i++)
|
---|
| 616 | {
|
---|
| 617 | if (pTrack->fFlags & TRACK_FLAGS_UNDETECTED)
|
---|
| 618 | continue;
|
---|
| 619 |
|
---|
| 620 | if ( pTrack->iLbaStart <= iAtapiLba64
|
---|
| 621 | && iAtapiLba64 < pTrack->iLbaStart + pTrack->cSectors)
|
---|
| 622 | break;
|
---|
| 623 |
|
---|
| 624 | pTrack++;
|
---|
| 625 | }
|
---|
| 626 | }
|
---|
| 627 |
|
---|
| 628 | if (pTrack)
|
---|
| 629 | {
|
---|
| 630 | switch (pTrack->enmMainDataForm)
|
---|
| 631 | {
|
---|
| 632 | case TRACKDATAFORM_CDDA:
|
---|
| 633 | case TRACKDATAFORM_MODE1_2352:
|
---|
| 634 | case TRACKDATAFORM_XA_2352:
|
---|
| 635 | case TRACKDATAFORM_MODE2_2352:
|
---|
| 636 | cbAtapiSector = 2352;
|
---|
| 637 | break;
|
---|
| 638 | case TRACKDATAFORM_MODE1_2048:
|
---|
| 639 | cbAtapiSector = 2048;
|
---|
| 640 | break;
|
---|
| 641 | case TRACKDATAFORM_CDDA_PAUSE:
|
---|
| 642 | case TRACKDATAFORM_MODE1_0:
|
---|
| 643 | case TRACKDATAFORM_XA_0:
|
---|
| 644 | case TRACKDATAFORM_MODE2_0:
|
---|
| 645 | cbAtapiSector = 0;
|
---|
| 646 | break;
|
---|
| 647 | case TRACKDATAFORM_XA_2336:
|
---|
| 648 | case TRACKDATAFORM_MODE2_2336:
|
---|
| 649 | cbAtapiSector = 2336;
|
---|
| 650 | break;
|
---|
| 651 | case TRACKDATAFORM_INVALID:
|
---|
| 652 | default:
|
---|
| 653 | AssertMsgFailed(("Invalid track data form %d\n", pTrack->enmMainDataForm));
|
---|
| 654 | }
|
---|
| 655 |
|
---|
| 656 | switch (pTrack->enmSubChnDataForm)
|
---|
| 657 | {
|
---|
| 658 | case SUBCHNDATAFORM_0:
|
---|
| 659 | break;
|
---|
| 660 | case SUBCHNDATAFORM_96:
|
---|
| 661 | cbAtapiSector += 96;
|
---|
| 662 | break;
|
---|
| 663 | case SUBCHNDATAFORM_INVALID:
|
---|
| 664 | default:
|
---|
| 665 | AssertMsgFailed(("Invalid subchannel data form %d\n", pTrack->enmSubChnDataForm));
|
---|
| 666 | }
|
---|
| 667 | }
|
---|
| 668 | }
|
---|
| 669 |
|
---|
| 670 | return cbAtapiSector;
|
---|
| 671 | }
|
---|
| 672 |
|
---|
[65964] | 673 |
|
---|
| 674 | static uint8_t atapiPassthroughCmdErrorSimple(uint8_t *pbSense, size_t cbSense, uint8_t uATAPISenseKey, uint8_t uATAPIASC)
|
---|
| 675 | {
|
---|
| 676 | memset(pbSense, '\0', cbSense);
|
---|
| 677 | if (RT_LIKELY(cbSense >= 13))
|
---|
| 678 | {
|
---|
| 679 | pbSense[0] = 0x70 | (1 << 7);
|
---|
| 680 | pbSense[2] = uATAPISenseKey & 0x0f;
|
---|
| 681 | pbSense[7] = 10;
|
---|
| 682 | pbSense[12] = uATAPIASC;
|
---|
| 683 | }
|
---|
| 684 | return SCSI_STATUS_CHECK_CONDITION;
|
---|
| 685 | }
|
---|
| 686 |
|
---|
| 687 |
|
---|
[81844] | 688 | /**
|
---|
| 689 | * Parses the given CDB and returns whether it is safe to pass it through to the host drive.
|
---|
| 690 | *
|
---|
| 691 | * @returns Flag whether passing the CDB through to the host drive is safe.
|
---|
| 692 | * @param pbCdb The CDB to parse.
|
---|
| 693 | * @param cbCdb Size of the CDB in bytes.
|
---|
| 694 | * @param cbBuf Size of the guest buffer.
|
---|
| 695 | * @param pTrackList The track list for the current medium if available (optional).
|
---|
| 696 | * @param pbSense Pointer to the sense buffer.
|
---|
| 697 | * @param cbSense Size of the sense buffer.
|
---|
| 698 | * @param penmTxDir Where to store the transfer direction (guest to host or vice versa).
|
---|
| 699 | * @param pcbXfer Where to store the transfer size encoded in the CDB.
|
---|
| 700 | * @param pcbSector Where to store the sector size used for the transfer.
|
---|
| 701 | * @param pu8ScsiSts Where to store the SCSI status code.
|
---|
| 702 | */
|
---|
[65964] | 703 | DECLHIDDEN(bool) ATAPIPassthroughParseCdb(const uint8_t *pbCdb, size_t cbCdb, size_t cbBuf,
|
---|
| 704 | PTRACKLIST pTrackList, uint8_t *pbSense, size_t cbSense,
|
---|
| 705 | PDMMEDIATXDIR *penmTxDir, size_t *pcbXfer,
|
---|
| 706 | size_t *pcbSector, uint8_t *pu8ScsiSts)
|
---|
| 707 | {
|
---|
| 708 | uint32_t uLba = 0;
|
---|
| 709 | uint32_t cSectors = 0;
|
---|
| 710 | size_t cbSector = 0;
|
---|
| 711 | size_t cbXfer = 0;
|
---|
| 712 | bool fPassthrough = false;
|
---|
| 713 | PDMMEDIATXDIR enmTxDir = PDMMEDIATXDIR_NONE;
|
---|
| 714 |
|
---|
| 715 | RT_NOREF(cbCdb);
|
---|
| 716 |
|
---|
| 717 | switch (pbCdb[0])
|
---|
| 718 | {
|
---|
| 719 | /* First the commands we can pass through without further processing. */
|
---|
| 720 | case SCSI_BLANK:
|
---|
| 721 | case SCSI_CLOSE_TRACK_SESSION:
|
---|
| 722 | case SCSI_LOAD_UNLOAD_MEDIUM:
|
---|
| 723 | case SCSI_PAUSE_RESUME:
|
---|
| 724 | case SCSI_PLAY_AUDIO_10:
|
---|
| 725 | case SCSI_PLAY_AUDIO_12:
|
---|
| 726 | case SCSI_PLAY_AUDIO_MSF:
|
---|
| 727 | case SCSI_PREVENT_ALLOW_MEDIUM_REMOVAL:
|
---|
| 728 | case SCSI_REPAIR_TRACK:
|
---|
| 729 | case SCSI_RESERVE_TRACK:
|
---|
| 730 | case SCSI_SCAN:
|
---|
| 731 | case SCSI_SEEK_10:
|
---|
| 732 | case SCSI_SET_CD_SPEED:
|
---|
| 733 | case SCSI_SET_READ_AHEAD:
|
---|
| 734 | case SCSI_START_STOP_UNIT:
|
---|
| 735 | case SCSI_STOP_PLAY_SCAN:
|
---|
| 736 | case SCSI_SYNCHRONIZE_CACHE:
|
---|
| 737 | case SCSI_TEST_UNIT_READY:
|
---|
| 738 | case SCSI_VERIFY_10:
|
---|
| 739 | fPassthrough = true;
|
---|
| 740 | break;
|
---|
| 741 | case SCSI_ERASE_10:
|
---|
| 742 | uLba = scsiBE2H_U32(pbCdb + 2);
|
---|
| 743 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 744 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 745 | fPassthrough = true;
|
---|
| 746 | break;
|
---|
| 747 | case SCSI_FORMAT_UNIT:
|
---|
| 748 | cbXfer = cbBuf;
|
---|
| 749 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 750 | fPassthrough = true;
|
---|
| 751 | break;
|
---|
| 752 | case SCSI_GET_CONFIGURATION:
|
---|
| 753 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 754 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 755 | fPassthrough = true;
|
---|
| 756 | break;
|
---|
| 757 | case SCSI_GET_EVENT_STATUS_NOTIFICATION:
|
---|
| 758 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 759 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 760 | fPassthrough = true;
|
---|
| 761 | break;
|
---|
| 762 | case SCSI_GET_PERFORMANCE:
|
---|
| 763 | cbXfer = cbBuf;
|
---|
| 764 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 765 | fPassthrough = true;
|
---|
| 766 | break;
|
---|
| 767 | case SCSI_INQUIRY:
|
---|
| 768 | cbXfer = scsiBE2H_U16(pbCdb + 3);
|
---|
| 769 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 770 | fPassthrough = true;
|
---|
| 771 | break;
|
---|
| 772 | case SCSI_MECHANISM_STATUS:
|
---|
| 773 | cbXfer = scsiBE2H_U16(pbCdb + 8);
|
---|
| 774 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 775 | fPassthrough = true;
|
---|
| 776 | break;
|
---|
| 777 | case SCSI_MODE_SELECT_10:
|
---|
| 778 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 779 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 780 | fPassthrough = true;
|
---|
| 781 | break;
|
---|
| 782 | case SCSI_MODE_SENSE_10:
|
---|
| 783 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 784 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 785 | fPassthrough = true;
|
---|
| 786 | break;
|
---|
| 787 | case SCSI_READ_10:
|
---|
| 788 | uLba = scsiBE2H_U32(pbCdb + 2);
|
---|
| 789 | cSectors = scsiBE2H_U16(pbCdb + 7);
|
---|
| 790 | cbSector = 2048;
|
---|
| 791 | cbXfer = cSectors * cbSector;
|
---|
| 792 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 793 | fPassthrough = true;
|
---|
| 794 | break;
|
---|
| 795 | case SCSI_READ_12:
|
---|
| 796 | uLba = scsiBE2H_U32(pbCdb + 2);
|
---|
| 797 | cSectors = scsiBE2H_U32(pbCdb + 6);
|
---|
| 798 | cbSector = 2048;
|
---|
| 799 | cbXfer = cSectors * cbSector;
|
---|
| 800 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 801 | fPassthrough = true;
|
---|
| 802 | break;
|
---|
| 803 | case SCSI_READ_BUFFER:
|
---|
| 804 | cbXfer = scsiBE2H_U24(pbCdb + 6);
|
---|
| 805 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 806 | fPassthrough = true;
|
---|
| 807 | break;
|
---|
| 808 | case SCSI_READ_BUFFER_CAPACITY:
|
---|
| 809 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 810 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 811 | fPassthrough = true;
|
---|
| 812 | break;
|
---|
| 813 | case SCSI_READ_CAPACITY:
|
---|
| 814 | cbXfer = 8;
|
---|
| 815 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 816 | fPassthrough = true;
|
---|
| 817 | break;
|
---|
| 818 | case SCSI_READ_CD:
|
---|
| 819 | case SCSI_READ_CD_MSF:
|
---|
| 820 | {
|
---|
| 821 | /* Get sector size based on the expected sector type field. */
|
---|
| 822 | switch ((pbCdb[1] >> 2) & 0x7)
|
---|
| 823 | {
|
---|
| 824 | case 0x0: /* All types. */
|
---|
| 825 | {
|
---|
| 826 | uint32_t iLbaStart;
|
---|
| 827 |
|
---|
| 828 | if (pbCdb[0] == SCSI_READ_CD)
|
---|
| 829 | iLbaStart = scsiBE2H_U32(&pbCdb[2]);
|
---|
| 830 | else
|
---|
| 831 | iLbaStart = scsiMSF2LBA(&pbCdb[3]);
|
---|
| 832 |
|
---|
| 833 | if (pTrackList)
|
---|
| 834 | cbSector = ATAPIPassthroughTrackListGetSectorSizeFromLba(pTrackList, iLbaStart);
|
---|
| 835 | else
|
---|
| 836 | cbSector = 2048; /* Might be incorrect if we couldn't determine the type. */
|
---|
| 837 | break;
|
---|
| 838 | }
|
---|
| 839 | case 0x1: /* CD-DA */
|
---|
| 840 | cbSector = 2352;
|
---|
| 841 | break;
|
---|
| 842 | case 0x2: /* Mode 1 */
|
---|
| 843 | cbSector = 2048;
|
---|
| 844 | break;
|
---|
| 845 | case 0x3: /* Mode 2 formless */
|
---|
| 846 | cbSector = 2336;
|
---|
| 847 | break;
|
---|
| 848 | case 0x4: /* Mode 2 form 1 */
|
---|
| 849 | cbSector = 2048;
|
---|
| 850 | break;
|
---|
| 851 | case 0x5: /* Mode 2 form 2 */
|
---|
| 852 | cbSector = 2324;
|
---|
| 853 | break;
|
---|
| 854 | default: /* Reserved */
|
---|
| 855 | AssertMsgFailed(("Unknown sector type\n"));
|
---|
| 856 | cbSector = 0; /** @todo we should probably fail the command here already. */
|
---|
| 857 | }
|
---|
| 858 |
|
---|
| 859 | if (pbCdb[0] == SCSI_READ_CD)
|
---|
| 860 | cbXfer = scsiBE2H_U24(pbCdb + 6) * cbSector;
|
---|
| 861 | else /* SCSI_READ_MSF */
|
---|
| 862 | {
|
---|
| 863 | cSectors = scsiMSF2LBA(pbCdb + 6) - scsiMSF2LBA(pbCdb + 3);
|
---|
| 864 | if (cSectors > 32)
|
---|
| 865 | cSectors = 32; /* Limit transfer size to 64~74K. Safety first. In any case this can only harm software doing CDDA extraction. */
|
---|
| 866 | cbXfer = cSectors * cbSector;
|
---|
| 867 | }
|
---|
| 868 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 869 | fPassthrough = true;
|
---|
| 870 | break;
|
---|
| 871 | }
|
---|
| 872 | case SCSI_READ_DISC_INFORMATION:
|
---|
| 873 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 874 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 875 | fPassthrough = true;
|
---|
| 876 | break;
|
---|
| 877 | case SCSI_READ_DVD_STRUCTURE:
|
---|
| 878 | cbXfer = scsiBE2H_U16(pbCdb + 8);
|
---|
| 879 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 880 | fPassthrough = true;
|
---|
| 881 | break;
|
---|
| 882 | case SCSI_READ_FORMAT_CAPACITIES:
|
---|
| 883 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 884 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 885 | fPassthrough = true;
|
---|
| 886 | break;
|
---|
| 887 | case SCSI_READ_SUBCHANNEL:
|
---|
| 888 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 889 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 890 | fPassthrough = true;
|
---|
| 891 | break;
|
---|
| 892 | case SCSI_READ_TOC_PMA_ATIP:
|
---|
| 893 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 894 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 895 | fPassthrough = true;
|
---|
| 896 | break;
|
---|
| 897 | case SCSI_READ_TRACK_INFORMATION:
|
---|
| 898 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 899 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 900 | fPassthrough = true;
|
---|
| 901 | break;
|
---|
| 902 | case SCSI_REPORT_KEY:
|
---|
| 903 | cbXfer = scsiBE2H_U16(pbCdb + 8);
|
---|
| 904 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 905 | fPassthrough = true;
|
---|
| 906 | break;
|
---|
| 907 | case SCSI_REQUEST_SENSE:
|
---|
| 908 | cbXfer = pbCdb[4];
|
---|
| 909 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 910 | fPassthrough = true;
|
---|
| 911 | break;
|
---|
| 912 | case SCSI_SEND_CUE_SHEET:
|
---|
| 913 | cbXfer = scsiBE2H_U24(pbCdb + 6);
|
---|
| 914 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 915 | fPassthrough = true;
|
---|
| 916 | break;
|
---|
| 917 | case SCSI_SEND_DVD_STRUCTURE:
|
---|
| 918 | cbXfer = scsiBE2H_U16(pbCdb + 8);
|
---|
| 919 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 920 | fPassthrough = true;
|
---|
| 921 | break;
|
---|
| 922 | case SCSI_SEND_EVENT:
|
---|
| 923 | cbXfer = scsiBE2H_U16(pbCdb + 8);
|
---|
| 924 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 925 | fPassthrough = true;
|
---|
| 926 | break;
|
---|
| 927 | case SCSI_SEND_KEY:
|
---|
| 928 | cbXfer = scsiBE2H_U16(pbCdb + 8);
|
---|
| 929 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 930 | fPassthrough = true;
|
---|
| 931 | break;
|
---|
| 932 | case SCSI_SEND_OPC_INFORMATION:
|
---|
| 933 | cbXfer = scsiBE2H_U16(pbCdb + 7);
|
---|
| 934 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 935 | fPassthrough = true;
|
---|
| 936 | break;
|
---|
| 937 | case SCSI_SET_STREAMING:
|
---|
| 938 | cbXfer = scsiBE2H_U16(pbCdb + 9);
|
---|
| 939 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 940 | fPassthrough = true;
|
---|
| 941 | break;
|
---|
| 942 | case SCSI_WRITE_10:
|
---|
| 943 | case SCSI_WRITE_AND_VERIFY_10:
|
---|
| 944 | uLba = scsiBE2H_U32(pbCdb + 2);
|
---|
| 945 | cSectors = scsiBE2H_U16(pbCdb + 7);
|
---|
| 946 | if (pTrackList)
|
---|
| 947 | cbSector = ATAPIPassthroughTrackListGetSectorSizeFromLba(pTrackList, uLba);
|
---|
| 948 | else
|
---|
| 949 | cbSector = 2048;
|
---|
| 950 | cbXfer = cSectors * cbSector;
|
---|
| 951 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 952 | fPassthrough = true;
|
---|
| 953 | break;
|
---|
| 954 | case SCSI_WRITE_12:
|
---|
| 955 | uLba = scsiBE2H_U32(pbCdb + 2);
|
---|
| 956 | cSectors = scsiBE2H_U32(pbCdb + 6);
|
---|
| 957 | if (pTrackList)
|
---|
| 958 | cbSector = ATAPIPassthroughTrackListGetSectorSizeFromLba(pTrackList, uLba);
|
---|
| 959 | else
|
---|
| 960 | cbSector = 2048;
|
---|
| 961 | cbXfer = cSectors * cbSector;
|
---|
| 962 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 963 | fPassthrough = true;
|
---|
| 964 | break;
|
---|
| 965 | case SCSI_WRITE_BUFFER:
|
---|
| 966 | switch (pbCdb[1] & 0x1f)
|
---|
| 967 | {
|
---|
| 968 | case 0x04: /* download microcode */
|
---|
| 969 | case 0x05: /* download microcode and save */
|
---|
| 970 | case 0x06: /* download microcode with offsets */
|
---|
| 971 | case 0x07: /* download microcode with offsets and save */
|
---|
| 972 | case 0x0e: /* download microcode with offsets and defer activation */
|
---|
| 973 | case 0x0f: /* activate deferred microcode */
|
---|
| 974 | LogRel(("ATAPI: CD-ROM passthrough command attempted to update firmware, blocked\n"));
|
---|
| 975 | *pu8ScsiSts = atapiPassthroughCmdErrorSimple(pbSense, cbSense, SCSI_SENSE_ILLEGAL_REQUEST, SCSI_ASC_INV_FIELD_IN_CMD_PACKET);
|
---|
| 976 | break;
|
---|
| 977 | default:
|
---|
| 978 | cbXfer = scsiBE2H_U16(pbCdb + 6);
|
---|
| 979 | enmTxDir = PDMMEDIATXDIR_TO_DEVICE;
|
---|
| 980 | fPassthrough = true;
|
---|
| 981 | break;
|
---|
| 982 | }
|
---|
| 983 | break;
|
---|
| 984 | case SCSI_REPORT_LUNS: /* Not part of MMC-3, but used by Windows. */
|
---|
| 985 | cbXfer = scsiBE2H_U32(pbCdb + 6);
|
---|
| 986 | enmTxDir = PDMMEDIATXDIR_FROM_DEVICE;
|
---|
| 987 | fPassthrough = true;
|
---|
| 988 | break;
|
---|
| 989 | case SCSI_REZERO_UNIT:
|
---|
| 990 | /* Obsolete command used by cdrecord. What else would one expect?
|
---|
| 991 | * This command is not sent to the drive, it is handled internally,
|
---|
| 992 | * as the Linux kernel doesn't like it (message "scsi: unknown
|
---|
| 993 | * opcode 0x01" in syslog) and replies with a sense code of 0,
|
---|
| 994 | * which sends cdrecord to an endless loop. */
|
---|
| 995 | *pu8ScsiSts = atapiPassthroughCmdErrorSimple(pbSense, cbSense, SCSI_SENSE_ILLEGAL_REQUEST, SCSI_ASC_ILLEGAL_OPCODE);
|
---|
| 996 | break;
|
---|
| 997 | default:
|
---|
| 998 | LogRel(("ATAPI: Passthrough unimplemented for command %#x\n", pbCdb[0]));
|
---|
| 999 | *pu8ScsiSts = atapiPassthroughCmdErrorSimple(pbSense, cbSense, SCSI_SENSE_ILLEGAL_REQUEST, SCSI_ASC_ILLEGAL_OPCODE);
|
---|
| 1000 | break;
|
---|
| 1001 | }
|
---|
| 1002 |
|
---|
| 1003 | if (fPassthrough)
|
---|
| 1004 | {
|
---|
| 1005 | *penmTxDir = enmTxDir;
|
---|
| 1006 | *pcbXfer = cbXfer;
|
---|
| 1007 | *pcbSector = cbSector;
|
---|
| 1008 | }
|
---|
| 1009 |
|
---|
| 1010 | return fPassthrough;
|
---|
| 1011 | }
|
---|
| 1012 |
|
---|