include/msdos.h

   1 #ifndef __WINE_MSDOS_H
   2 #define __WINE_MSDOS_H
   3
   4 #include <sys/types.h>
   5 #include <dirent.h>
   6 #include "windows.h"
   7 #include "comm.h"
   8 #include "winnt.h"
   9
  10 struct fcb {
  11         BYTE drive;
  12         char name[8];
  13         char extension[3];
  14         BYTE dummy1[4];
  15         int filesize;
  16         WORD date_write;
  17         WORD time_write;
  18         struct dosdirent *directory;
  19         BYTE dummy2[9];
  20 };
  21
  22 /* DTA layout for FindFirst/FindNext */
  23 typedef struct
  24 {
  25     BYTE   drive;                /* 00 drive letter */
  26     char   mask[11];             /* 01 search template */
  27     BYTE   search_attr;          /* 0c search attributes */
  28     WORD   count WINE_PACKED;    /* 0d entry count within directory */
  29     WORD   cluster WINE_PACKED;  /* 0f cluster of parent directory */
  30     char  *unixPath WINE_PACKED; /* 11 unix path (was: reserved) */
  31     BYTE   fileattr;             /* 15 file attributes */
  32     WORD   filetime;             /* 16 file time */
  33     WORD   filedate;             /* 18 file date */
  34     DWORD  filesize WINE_PACKED; /* 1a file size */
  35     char   filename[13];         /* 1e file name + extension */
  36 } FINDFILE_DTA;
  37
  38 /* FCB layout for FindFirstFCB/FindNextFCB */
  39 typedef struct
  40 {
  41     BYTE   drive;                /* 00 drive letter */
  42     char   filename[11];         /* 01 filename 8+3 format */
  43     int    count;                /* 0c entry count (was: reserved) */
  44     char  *unixPath;             /* 10 unix path (was: reserved) */
  45 } FINDFILE_FCB;
  46
  47 /* DOS directory entry for FindFirstFCB/FindNextFCB */
  48 typedef struct
  49 {
  50     char   filename[11];         /* 00 filename 8+3 format */
  51     BYTE   fileattr;             /* 0b file attributes */
  52     BYTE   reserved[10];         /* 0c reserved */
  53     WORD   filetime;             /* 16 file time */
  54     WORD   filedate;             /* 18 file date */
  55     WORD   cluster;              /* 1a file first cluster */
  56     DWORD  filesize;             /* 1c file size */
  57 } DOS_DIRENTRY_LAYOUT;
  58
  59 typedef struct
  60 {
  61     WORD  CX_Int21_5e01;        /* contents of CX from INT 21/AX=5E01h */
  62     WORD  LRU_count_FCB_cache;
  63     WORD  LRU_count_FCB_open;
  64     DWORD OEM_func_handler WINE_PACKED; /* OEM function of INT 21/AH=F8h */
  65     WORD  INT21_offset;/* offset in DOS CS of code to return from INT 21 call */
  66     WORD  sharing_retry_count;
  67     WORD  sharing_retry_delay;
  68     DWORD ptr_disk_buf;         /* ptr to current disk buf */
  69     WORD  offs_unread_CON;      /* pointer in DOS data segment of unread CON input */
  70     WORD  seg_first_MCB;
  71     DWORD ptr_first_DPB;
  72     DWORD ptr_first_SysFileTable;
  73     DWORD ptr_clock_dev_hdr;
  74     DWORD ptr_CON_dev_hdr;
  75     WORD  max_byte_per_sec;   /* maximum bytes per sector of any block device */
  76     DWORD ptr_disk_buf_info WINE_PACKED;
  77     DWORD ptr_array_CDS WINE_PACKED; /* current directory structure */
  78     DWORD ptr_sys_FCB WINE_PACKED;
  79     WORD  nr_protect_FCB;
  80     BYTE  nr_block_dev;
  81     BYTE  nr_avail_drive_letters;
  82     BYTE  NUL_dev_header[18];
  83     BYTE  nr_drives_JOINed;
  84     WORD  ptr_spec_prg_names WINE_PACKED;
  85     DWORD ptr_SETVER_prg_list WINE_PACKED;
  86     WORD DOS_HIGH_A20_func_offs WINE_PACKED;
  87     WORD PSP_last_exec WINE_PACKED; /* if DOS in HMA: PSP of program executed last; if DOS low: 0000h */
  88     WORD BUFFERS_val WINE_PACKED;
  89     WORD BUFFERS_nr_lookahead WINE_PACKED;
  90     BYTE boot_drive WINE_PACKED;
  91     BYTE flag_DWORD_moves WINE_PACKED; /* 01h for 386+, 00h otherwise */
  92     WORD size_extended_mem WINE_PACKED; /* size of extended mem in KB */
  93 } DOS_LISTOFLISTS;
  94
  95 #define MAX_DOS_DRIVES  26
  96
  97 extern struct DosDeviceStruct COM[MAX_PORTS];
  98 extern struct DosDeviceStruct LPT[MAX_PORTS];
  99
 100 #define setword(a,b)    do { *(BYTE*)(a)          = (b) & 0xff; \
 101                              *((BYTE*)((a)+1)) = ((b)>>8) & 0xff;\
 102                         } while(0)
 103
 104
 105 /* dos file attributes */
 106
 107 #define FA_NORMAL    0x00        /* Normal file, no attributes */
 108 #define FA_RDONLY    0x01        /* Read only attribute */
 109 #define FA_HIDDEN    0x02        /* Hidden file */
 110 #define FA_SYSTEM    0x04        /* System file */
 111 #define FA_LABEL     0x08        /* Volume label */
 112 #define FA_DIRECTORY 0x10        /* Directory */
 113 #define FA_ARCHIVE   0x20        /* Archive */
 114 #define FA_UNUSED    0x40        /* Unused */
 115
 116
 117 extern WORD DOS_ExtendedError;
 118 extern BYTE DOS_ErrorClass, DOS_ErrorAction, DOS_ErrorLocus;
 119
 120 #define DOS_ERROR(err,class,action,locus) \
 121     ( SetLastError(err), \
 122       DOS_ErrorClass = (class), DOS_ErrorAction = (action), \
 123       DOS_ErrorLocus = (locus), DOS_ExtendedError = (err) )
 124
 125 /* Error codes */
 126
 127 #define ER_NoError           0x00
 128 #define ER_InvalidFunction   0x01
 129 #define ER_FileNotFound      0x02
 130 #define ER_PathNotFound      0x03
 131 #define ER_TooManyOpenFiles  0x04
 132 #define ER_AccessDenied      0x05
 133 #define ER_InvalidHandle     0x06
 134 #define ER_MCBDestroyed      0x07
 135 #define ER_OutOfMemory       0x08
 136 #define ER_MCBInvalid        0x09
 137 #define ER_EnvironInvalid    0x0a
 138 #define ER_FormatInvalid     0x0b
 139 #define ER_AccessCodeInvalid 0x0c
 140 #define ER_DataInvalid       0x0d
 141 #define ER_InvalidDrive      0x0f
 142 #define ER_CanNotRemoveCwd   0x10
 143 #define ER_NotSameDevice     0x11
 144 #define ER_NoMoreFiles       0x12
 145 #define ER_WriteProtected    0x13
 146 #define ER_UnknownUnit       0x14
 147 #define ER_DriveNotReady     0x15
 148 #define ER_UnknownCommand    0x16
 149 #define ER_CRCError          0x17
 150 #define ER_BadRqLength       0x18
 151 #define ER_SeekError         0x19
 152 #define ER_UnknownMedia      0x1a
 153 #define ER_SectorNotFound    0x1b
 154 #define ER_OutOfPaper        0x1c
 155 #define ER_WriteFault        0x1d
 156 #define ER_ReadFault         0x1e
 157 #define ER_GeneralFailure    0x1f
 158 #define ER_ShareViolation    0x20
 159 #define ER_LockViolation     0x21
 160 #define ER_DiskFull          0x27
 161 #define ER_NoNetwork         0x49
 162 #define ER_FileExists        0x50
 163 #define ER_CanNotMakeDir     0x52
 164
 165 /* Error classes */
 166
 167 #define EC_OutOfResource     0x01
 168 #define EC_Temporary         0x02
 169 #define EC_AccessDenied      0x03
 170 #define EC_InternalError     0x04
 171 #define EC_HardwareFailure   0x05
 172 #define EC_SystemFailure     0x06
 173 #define EC_ProgramError      0x07
 174 #define EC_NotFound          0x08
 175 #define EC_MediaError        0x0b
 176 #define EC_Exists            0x0c
 177 #define EC_Unknown           0x0d
 178
 179 /* Suggested actions */
 180
 181 #define SA_Retry             0x01
 182 #define SA_DelayedRetry      0x02
 183 #define SA_Abort             0x04
 184 #define SA_Ignore            0x06
 185 #define SA_Ask4Retry         0x07
 186
 187 /* Error locus */
 188
 189 #define EL_Unknown           0x01
 190 #define EL_Disk              0x02
 191 #define EL_Network           0x03
 192 #define EL_Serial            0x04
 193 #define EL_Memory            0x05
 194
 195 void WINAPI DOS3Call( CONTEXT *context );
 196 void do_mscdex( CONTEXT *context );
 197 void do_mscdex_dd (CONTEXT * context, int dorealmode);
 198
 199 #endif /* __WINE_MSDOS_H */