#include "../nsrHdrs/nsr.h"#include "chkudf.h"#include <malloc.h>#include <stdio.h>/***************************************************************************** * Device operating parameters * * These are globals used when referencing the device or image file. ---------------------------------------------------------------------------*/UINT32  blocksize = 0;               //bytes per sectorMUINT8  bdivshift = 0;               //log2(blocksize)UINT32  secsize = 0;                 //bytes per sectorMUINT8  sdivshift = 0;               //log2(secsize)MUINT8  s_per_b = 1;                 //blocksize/secsizeUINT32  packet_size;                 //blocking factor for read operationsBOOL    scsi = FALSE;                //Boolean for command selectionint     device = 0;                  //Device/file handle for operationsUINT32  LastSector = 0;              //Location of the last readable sectorBOOL    LastSectorAccurate = FALSE;  //Indication of confidenceUINT32  SS = 0;                      //Start of last sessionBOOL	isType5 = FALSE;             //Is a CD or DVD driveBOOL    isCDRW = FALSE;UINT8   *scsibuf = NULL;             //Used for scsi scratchpadUINT32  scsibufsize = 0;             //amount allocated for SCSI bufferUINT8   cdb[12];                     //command bufferUINT8   sensedata[18];               //Sense data bufferint     sensebufsize = 18;           //Sense data buffer size/***************************************************************************** * chkudf operating parameters * * These are globals used by low level routines within chkudf, and aren't * directly related to the file system. ---------------------------------------------------------------------------*/sCacheData Cache[NUM_CACHE];MUINT8     bufno = 0;sError     Error = {0, 0, 0, 0};char *Error_Msgs[] = {"Expected Tag ID of %d, found %d",                 /* 1 */                      "Expected Tag location of %08x, read %08x",                      "Expected Tag checksum of %02x, computed %02x",                      "Expected Tag CRC of %04x, found %04x",                      "Not an Anchor Volume Descriptor Pointer",         /* 5 */                      "%d sectors did not contain a volume descriptor matching %d",                      "Either a non-valid structure or terminating descriptor was encountered",                      "This program can handle %d partitions and the logical volume has %d",                      "Error reading sector",                      "No VAT present",                                 /* 10 */                      "Not able to allocate memory for VAT",                      "No virtual space described",                      "No file set descriptor found",                      "Tag CRC length limit is %04x, found %04x",                      "Volume Descriptor Sequences are not equivalent", /* 15 */                      "Anchor Volume Descriptor Pointers are not equivalent",                      "Volume Space overlap detected",                      "No sparable partition present",                      "NSR descriptor version should be %d, was %d",                      "Not able to allocate memory for Sparing Map",    /* 20 */                      "Specified location does not contain a Sparing Map",                      "Volume Descriptor Sequence not found",                      "Can't allocate memory for Volume Descriptors",                      "Partition Space overlap detected",                      "No more memory for ICB tracking available",      /* 25 */                      "Expected Allocation Descriptors for %d bytes, found %d",                      "%d Partitions found, Partition Reference Number %d out of range",                      "%d blocks in Partition, Logical Block Number %d out of range",                      "Adjacent Allocation Descriptors found (descriptor for %d)",                      "Expected Serial number of %d, found %d. (disabling reporting)"};/***************************************************************************** * UDF basics * * These are globals used by the bottom level checking; used for both parts * 3 and 4. ---------------------------------------------------------------------------*/UINT16     UDF_Version;BOOL       Version_OK = FALSE;UINT16     Serial_No;BOOL       Serial_OK = FALSE;BOOL       Fatal = FALSE;/***************************************************************************** * Volume information * * These are globals used by the Volume Space checker and are also used * to locate the file system when part 4 is checked. ---------------------------------------------------------------------------*/UINT32       VDS_Loc, VDS_Len, RVDS_Loc, RVDS_Len;sPart_Info   Part_Info[NUM_PARTS];UINT16       PTN_no;             //The number of partition maps in the volumedstring      LogVolID[128];      //The logical volume IDMUINT32      VolSpaceListLen = 0; struct extent_ad_name VolSpace[MAX_VOL_EXTS];UINT32      *VAT;UINT32       VATLength;/***************************************************************************** * File System information * * These are globals used by the File System checker ---------------------------------------------------------------------------*/struct long_ad FSD;struct long_ad RootDirICB;sICB_trk      *ICBlist = NULL;MUINT32        ICBlist_len = 0;MUINT32        ICBlist_alloc = 0;UINT32         ID_Dirs = 0;           //Number of dirs according to LVIDUINT32         ID_Files = 0;          //Number of files according to LVIDUINT32         ID_UID = 0;            //Highest Unique ID according to LVIDUINT32         Num_Dirs = 0;          //Number of dirs by our countUINT32         Num_Files = 0;         //Number of files by our countUINT32         Num_Type_Err = 0;UINT32         FID_Loc_Wrong = 0;