v4.0/src/CMD/CHKDSK/CHKDATA.INC

   1
   2 CONST   SEGMENT PUBLIC PARA 'DATA'
   3         EXTRN   STACKMES:byte
   4         EXTRN   BADVER:byte, BADDRV_ARG:word, INVPATH_ARG:word
   5         EXTRN   FILE_ARG:word
   6         EXTRN   BADCD_ARG:word, BADSUBDIR:byte
   7         EXTRN   no_mem_arg:word                                                 ;an030;bgb
   8         EXTRN   BADRDMES:byte
   9         EXTRN   BADDRVM:byte
  10         EXTRN   BADIDBYT:byte
  11         EXTRN   OPNERR_ARG:word, NOEXT_ARG:word, EXTENT_ARG:word
  12         EXTRN   IDMES_ARG:WORD
  13         EXTRN   ORPH_ARG:WORD
  14         EXTRN   FILE_ARG1:WORD, FILE_ARG2:WORD
  15         EXTRN   badrw_num:word, BADRW_STR:WORD, BLOCK_NUM:WORD
  16         EXTRN   FATAL_ARG1:WORD, FATAL_ARG2:WORD
  17         EXTRN   FATmsg2:word                                                    ;an024;bgb
  18         EXTRN   BADSW_ARG:WORD, DSKSPC:WORD                                  ;an049;bgb
  19         EXTRN   HIDMES:WORD, DIRMES:WORD, FILEMES:WORD, ORPHMES2:WORD
  20         EXTRN   ORPHMES3:WORD, BADSPC:WORD, FRESPC:WORD
  21         EXTRN   FREMEM:WORD, REPORT_ARG:WORD, CRLF_ARG:WORD
  22         EXTRN   RARG1:WORD, RARG3:WORD, ORPHCNT:WORD
  23         EXTRN   NO_NET_ARG:byte, MONTAB:BYTE,  SubstErr:BYTE
  24         EXTRN   ExitStatus:Byte,Badr_Arg:Byte                                   ;an000;bgb
  25         EXTRN   Sublist_msg_Idmes:word                                          ;an000;bgb
  26         extrn   msgserialnumber:byte                                            ;an000;bgb
  27         extrn   psp_segment:word                                                ;an000;bgb;an034;bgb
  28                                                                                 ;an000;bgb
  29         PUBLIC  SWITCHAR
  30         PUBLIC  TCHAR
  31         PUBLIC  HECODE
  32         PUBLIC  conbuf
  33         PUBLIC  DOTMES
  34         PUBLIC  NOISY
  35         PUBLIC  DOTENT
  36         PUBLIC  HAVFIX
  37         PUBLIC  DOFIX
  38         PUBLIC  DIRBUF
  39         PUBLIC  PARSTR, DDOTENT, NUL, ERRSUB, SECONDPASS, ALLFILE
  40         PUBLIC  ORPHFCB, ORPHEXT, HIDCNT, HIDSIZ, FILCNT, FILSIZ, DIRCNT
  41         PUBLIC  DIRSIZ, DIRTYFAT, CROSSCNT, BADSIZ, ORPHSIZ, LCLUS
  42         PUBLIC  USERDIR, FRAGMENT, ALLDRV, FIXMFLG, DIRCHAR
  43         PUBLIC  BIGFAT, EOFVAL, BADVAL,CHAIN_END
  44         PUBLIC  fTrunc,Volnam
  45         PUBLIC  temp_dd                                                    ;an049;bgb
  46
  47 DIRBUF  LABEL   BYTE                    ;Entry buffer for searches
  48 VOLID   DB      -1,0,0,0,0,0,8          ;Volume ID FCB
  49 VOLNAM  DB      0,"???????????"
  50         DB      25 DUP(0)
  51
  52 ALLFILE DB      -1                      ;Extended FCB indicator
  53         DB      0,0,0,0,0               ;reserved bytes
  54         DB      1EH     ;attribute byte 0001-1110 hidden, system, label, subdir
  55 ALLDRV  DB      0                       ;default drive
  56         DB      "???????????"           ;any file name
  57         DB      25 DUP (?)
  58
  59 ORPHFCB DB      0,"FILE0000"
  60 ORPHEXT DB      "CHK"
  61         DB      25 DUP (?)
  62
  63 fcb_copy db     32 dup (?)
  64
  65 ;Non-message data
  66
  67 pFileName   DW  ?                       ; pointer
  68 SWITCHAR DB     "/"
  69 ROOTSTR LABEL   BYTE    ;use this to change dir to the root
  70 DIRCHAR DB      "\"
  71 NUL     DB      0
  72 PARSTR  DB      "..",0
  73 DOTMES  DB      ".",0
  74 DOTENT  DB      ".          "
  75 DDOTENT DB      "..         "
  76 HECODE  DB      ?
  77 FIXMFLG DB      0                       ;Flag for printing fixmes
  78 ERRSUB  DW      0                       ;Flag for bad subdir error
  79 FRAGMENT DB     0                       ;Flag for extent processing
  80 DIR_FIX  DB     0                       ;Flag for changing dir back to users'
  81 DIRTYFAT DB     0                       ;Dirty flag for FAT
  82 ;
  83 ;note - all these fields that count allocation units can remain the same,
  84 ;       because the total au's are always less than 64k (1 word).
  85 ; looks like the number of files and directories should change, though.
  86 DIRCNT  dd      0                       ;# directories                          ;an049;bgb
  87 DIRSIZ  dw      0                       ;# alloc units in dirs                  ;an049;bgb
  88 FILCNT  dd      0                       ;# reg files
  89 FILSIZ  dw      0                       ;# alloc units in reg files
  90 HIDCNT  dd      0                       ;# hidden files
  91 HIDSIZ  dw      0                       ;# alloc units in hid files
  92 BADSIZ  dw      0                       ;# alloc units in bad sectors
  93 ORPHSIZ dw      0                       ;# alloc units in orphan files
  94 LCLUS   dw      0                       ;# alloc units in lost clusters
  95 DISPFLG DB      0                       ;used by number routines
  96 CROSSCNT dd     0                       ;# crosslinked files (first pass)
  97 ;end of display fields
  98 ;
  99 temp_dd    dd   0                   ;temporary double word field for orphcnt;an049;bgb
 100 SECONDPASS DB   0                       ;Pass flag
 101 HAVFIX  DB      0                       ;non zero if any fixes
 102 DOFIX   DB      0                       ;flag for F switch
 103 NOISY   DB      0                       ;flag for V switch
 104 BIGFAT  DB      0                       ;0=12 bit FAT, NZ=16bit FAT
 105 EOFVAL  DW      0FF8H                   ;0FF8 for 12 bit FAT,0FFF8 for 16 bit
 106 CHAIN_END DW    0FFFH                   ;0FFF for 12 bit FAT,0FFFF for 16 bit   ;AN000;
 107 BADVAL  DW      0FF7H                   ;0FF7 for 12 bit FAT,0FFF7 for 16 bit
 108
 109 mon_name db     3 dup (?),0
 110 TCHAR   DB      'a'
 111 USERDIR DB      "\",0                   ;Users current dir for drive
 112         DB      (DIRSTRLEN-1) DUP (?)
 113 CONBUF  DB      15,0                    ;Input buffer
 114         DB      15 DUP (?)
 115
 116 fTrunc  DB      FALSE                   ; TRUE => couldn't chdir, no freeing.
 117
 118 badread db      "   File allocation table bad",0
 119 CONST   ENDS
 120
 121
 122
 123
 124
 125
 126
 127
 128 DATA    SEGMENT PUBLIC PARA 'DATA'
 129         PUBLIC  THISDPB,DOTSNOGOOD,NUL_ARG,STACKLIM,ZEROTRUNC
 130         PUBLIC  NAMBUF,SRFCBPT,fatmap,ISCROSS,MCLUS,CSIZE,SSIZE
 131         PUBLIC  DSIZE,ARG1,ARG_BUF,ERRCNT,USERDEV,SECBUF
 132         PUBLIC  HARDCH,CONTCH,PATH_NAME,TMP_SPC,mem_size
 133         public  Read_Write_Relative,Transrc, fatcnt, fattbl_seg                 ;an000;bgb
 134         public  firstfat, fatsiz, secs_per_64k, paras_per_fat, sec_count        ;an000;bgb
 135         public  firstsec                                                        ;an047;bgb
 136         public  dirsec                                                          ;an047;bgb
 137      public    root_entries                                                    ;an047;bgb
 138         public  paras_per_64k, save_drive                                       ;an000;bgb
 139         public  sernum                                                          ;an000;bgb;an024;bgb
 140 ifdef   fsexec                                                                  ;an038;bgb
 141         public  exec_path                                                       ;an038;bgb;an000;bgb;an027;bgb
 142         public  exec_block                                                      ;an038;bgb;an000;bgb;an027;bgb
 143         public  path_string                                                     ;an038;bgb;an000;bgb;an027;bgb
 144 endif                                                                           ;an038;bgb
 145         public  end_of_fatmap                                                   ;an000;bgb;an030;bgb
 146         public  DBCS_VECTOR                                                     ;an055;bgb
 147         public  DBCS_VECTOR_off                                                 ;an055;bgb
 148         public  DBCS_VECTOR_seg                                                 ;an055;bgb
 149
 150 DBCS_VECTOR DB 0
 151 DBCS_VECTOR_off dw 0
 152 DBCS_VECTOR_seg dw 0
 153
 154 ifdef   fsexec                                                                  ;an038;bgb
 155 Exec_Block Exec_Block_Parms <>                                                  ;an038;bgb;an027;bgb
 156 EXEC_Path db    66 dup(0)                                                       ;an038;bgb;an027;bgb
 157 ;These next two should stay togather                                            ;an027;bgb
 158 ; ---------------------------------------                                       ;an027;bgb
 159 Path_String db  "PATH="                         ;                               ;an027;bgb
 160 Len_Path_String equ $ - Path_String             ;                               ;an027;bgb;AN000;
 161 ;----------------------------------------                                       ;an027;bgb
 162 endif                                                                           ;an038;bgb
 163                                                                                 ;an038;bgb;an027;bgb
 164                                                                                 ;an027;bgb
 165 ;These should stay togather                                                     ;an027;bgb
 166 ; ---------------------------------------                                       ;an027;bgb
 167                                                 ;                               ;an027;bgb
 168 Search_Chkdsk db "KSDKHC"                       ;                               ;an027;bgb
 169 Len_Search_Chkdsk equ $ - Search_Chkdsk         ;                               ;an027;bgb
 170 Search_Chkdsk_End equ $-1                                                       ;an027;bgb
 171                                                 ;                               ;an027;bgb
 172 ;----------------------------------------                                       ;an027;bgb
 173 save_drive      db      0   ;determines whether drive specified is valid
 174 firstfat        dw      0   ;sector number of fat     ;an005;bgb
 175 firstsec        dw      0   ;sector number of data area                         ;an047;bgb
 176 dirsec          dw      0   ;sector number of dir  area                         ;an047;bgb
 177 root_entries   dw   0   ;number of entries in root dir                          ;an047;bgb
 178 fattbl_seg      dw      0   ;segment of the fat-table ;an005;bgb
 179 sec_count       dw      0  ;sectors / 64k
 180 secs_per_64k    dw      0                          ;an005;bgb
 181 paras_per_64k   dw      0                          ;an005;bgb
 182 fatsiz          dw      0                          ;an005;bgb
 183 paras_per_fat   dw      0                          ;an005;bgb
 184 fatcnt          db      2                       ;number of fats on disk                 ;an005;bgb
 185 HARDCH  dd      ?                       ;Pointer to real INT 24 handler
 186 CONTCH  DD      ?                       ;Pointer to real INT 23 handler
 187 THISDPB DD      ?                       ;Pointer to drive DPB
 188 USERDEV DB      ?                       ;Users current device
 189 CSIZE   DB      ?                       ;Sectors per cluster 1-256
 190 SSIZE   DW      ?                       ;bytes per sector 1-64k
 191 DSIZE   DW      ?                       ;# alloc units on disk
 192 MCLUS   DW      ?                       ;DSIZE + 1
 193 NAMBUF  DB      14 DUP (?)              ;Buffer
 194 DOTSNOGOOD DB   ?                       ;. or .. error flag
 195 ZEROTRUNC DB    ?                       ;Trimming flag
 196 ISCROSS DB      ?                       ;Crosslink flag
 197 OLDCLUS DW      ?
 198 SRFCBPT DW      ?
 199 fatmap  DW      ?                       ;segment of fatmap table                ;an005;bgb
 200 end_of_fatmap dw ?                      ;last mem segment used                  ;an030;bgb
 201 SECBUF  DW      ?                       ;Offset of sector buffer (in ram)
 202 ERRCNT  DB      ?                       ;Used by FATread and write
 203 PATH_NAME DB    128 DUP(0)
 204 FNAME_LEN DW    128
 205 NUL_ARG DB      ?
 206 ARG1    DW      ?
 207 ARG2    DW      ?
 208 ARG3    DW      ?
 209
 210
 211 ;
 212 ; The following is used as a PRINTF buffer and also as the source/destination
 213 ; for a name trans
 214 ;
 215 ARG_BUF DB      256 DUP (?)
 216 TMP_SPC DB      128 DUP (?)
 217 mon     dw      ?
 218 day     dw      ?
 219 year    dw      ?
 220 mem_size  dw    ?
 221 ;;;TRANSRC DB      "A:CON",0,0                     ; Device so we don't hit the drive
 222 TRANSRC DB      "A:\",0,0                     ; Device so we don't hit the drive
 223 Read_Write_Relative     Relative_Sector_Buffer <>  ;                            ;AN000;
 224
 225 STACKLIM DW     ?                       ;Stack growth limit
 226 INTERNATVARS    internat_block <>
 227                 DB      (internat_block_max - ($ - INTERNATVARS)) DUP (?)
 228
 229
 230 ;             Structure for Get_Media_Id                                        ;an024;bgb
 231 SerNumBuf          Label Byte      ;AN000;S GENERIC_IOCTL buffer                ;an024;bgb
 232                    dw   0          ;AN000;S Info level (set on input)           ;an024;bgb
 233 SerNum             dd   0          ;AN000;S Serial #                            ;an024;bgb
 234                    db   11 DUP(' ') ;AN000;S Volume label                       ;an024;bgb
 235                    db   8 DUP(' ') ;AN000;S File system type                    ;an024;bgb
 236 DATA    ENDS
 237
 238                                                                                 ;an000;bgb
 239                                                                                 ;an000;bgb
 240 lastseg SEGMENT PUBLIC PARA 'LAST'                                              ;an000;bgb
 241  public fattbl                                                                  ;an000;bgb
 242 fattbl  db      0   ;this is the last thing in the pgm                          ;an000;bgb;an005;bgb
 243 lastseg ends        ;this is where the fat is put in ram                        ;an000;bgb
 244