158 lines
5.3 KiB
PHP
158 lines
5.3 KiB
PHP
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;-----------------------------------------------------------------------
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;
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; MS-DOS definitions for C runtime
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_NFILE equ 20 ; maximum # files per process
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STACKSLOP equ 150 ; stack slop for interrupt overhead
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; __osfile flag values for DOS file handles
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FOPEN equ 01H ; file handle open
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FEOFLAG equ 02H ; end of file has been encountered
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FDEV equ 40H ; file handle refers to device
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FTEXT equ 80H ; file handle is in text mode
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FAPPEND equ 20H ; file handle opened O_APPEND
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FRDONLY equ 10H ; file handle associated with read only file
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callos MACRO func
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ifnb <func>
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mov ah,DOS_&func
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endif
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int DOS
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ENDM
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DOS equ 21H ; MS-DOS interrupt
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DOS_exit equ 00000H ; exit offset (PSP:0000)
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DOS_maxpara equ 00002H ; maximum paragraph (PSP:0002)
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DOS_envp equ 0002cH ; environment address (PSP:002c)
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DOS_cmdline equ 00080H ; command line offset (PSP:0080)
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DOS_kill equ 00H ; terminate
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DOS_echoread equ 01H ; read keyboard and echo
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DOS_display equ 02H ; display character
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DOS_auxinput equ 03H ; auxiliary input
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DOS_auxoutput equ 04H ; auxiliary output
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DOS_print equ 05H ; print character
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DOS_conio equ 06H ; direct console i/o
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DOS_coninput equ 07H ; direct console input
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DOS_readkbd equ 08H ; read keyboard
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DOS_message equ 09H ; display string
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DOS_bufkbdin equ 0aH ; buffered keyboard input
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DOS_kbdstatus equ 0bH ; check keyboard status
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DOS_flshread equ 0cH ; flush buffer and read keyboard
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DOS_diskreset equ 0dH ; disk reset
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DOS_selectdisk equ 0eH ; select default disk
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DOS_fcbopen equ 0fH ; open file with fcb
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DOS_fcbclose equ 10H ; close file with fcb
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DOS_fcbfirst equ 11H ; search for first entry with fcb
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DOS_fcbnext equ 12H ; search for next entry with fcb
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DOS_fcbdelete equ 13H ; delete file with fcb
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DOS_fcbsread equ 14H ; sequential read with fcb
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DOS_fcbswrite equ 15H ; sequential write with fcb
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DOS_fcbcreate equ 16H ; create file with fcb
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DOS_fcbrename equ 17H ; rename file with fcb
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DOS_currentd equ 19H ; current default disk
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DOS_setDMA equ 1aH ; set DMA
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DOS_fcbrread equ 21H ; random read with fcb
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DOS_fcbrwrite equ 22H ; random write with fcb
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DOS_fcbsize equ 23H ; file size with fcb
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DOS_fcbsetrec equ 24H ; set relative record with fcb
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DOS_setvector equ 25H ; set interrupt vector
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DOS_fcbbread equ 27H ; random block read with fcb
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DOS_fcbbwrite equ 28H ; random block write with fcb
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DOS_fcbparse equ 29H ; parse file name with fcb
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DOS_getdate equ 2aH ; get date
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DOS_setdate equ 2bH ; set date
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DOS_gettime equ 2cH ; get time
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DOS_settime equ 2dH ; set time
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DOS_verify equ 2eH ; set/reset verify flag
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DOS_getDMA equ 2fH ; get DMA
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DOS_version equ 30H ; get version number
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DOS_keep equ 31H ; keep process
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DOS_cntlc equ 33H ; Cntl-C check
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DOS_getvector equ 35H ; get interrupt vector
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DOS_getdskspc equ 36H ; get disk free space
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DOS_country equ 38H ; get country dependent info
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DOS_mkdir equ 39H ; make subdirectory
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DOS_rmdir equ 3aH ; remove subdirectory
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DOS_chdir equ 3bH ; change subdirectory
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DOS_create equ 3cH ; create pathname
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DOS_open equ 3dH ; open pathname
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DOS_close equ 3eH ; close file handle
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DOS_read equ 3fH ; read from file handle
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DOS_write equ 40H ; write from file handle
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DOS_delete equ 41H ; delete pathname
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DOS_lseek equ 42H ; move file pointer
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DOS_filemode equ 43H ; get/set attributes of pathname
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DOS_ioctl equ 44H ; ioctl for devices
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DOS_dup equ 45H ; duplicate file handle
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DOS_forcedup equ 46H ; force duplicate file handle
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DOS_curdir equ 47H ; get current directory
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DOS_allocmem equ 48H ; allocate memory block
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DOS_freemem equ 49H ; free memory block
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DOS_setmem equ 4aH ; set size of memory block
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DOS_exec equ 4bH ; load and execute program
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DOS_terminate equ 4cH ; terminate process with errorcode
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DOS_wait equ 4dH ; get child process return code
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DOS_findfirst equ 4eH ; find first file match
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DOS_findnext equ 4fH ; find next file match
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DOS_getverify equ 54H ; return current verify flag
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DOS_rename equ 56H ; rename pathname
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DOS_filedate equ 57H ; get/set file handle date/time
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DOS_locking equ 5CH ; file record locking/unlocking
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DOS_sleep equ 89H ; delay process execution
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; DOS error codes
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doserr MACRO num,name,text
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name equ num
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ENDM
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doserr 1, E_ifunc, <invalid function code>
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doserr 2, E_nofile, <file not found>
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doserr 3, E_nopath, <path not found>
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doserr 4, E_toomany, <too many open files>
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doserr 5, E_access, <access denied>
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doserr 6, E_ihandle, <invalid handle>
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doserr 7, E_arena, <arena trashed>
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doserr 8, E_nomem, <not enough memory>
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doserr 9, E_iblock, <invalid block>
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doserr 10, E_badenv, <bad environment>
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doserr 11, E_badfmt, <bad format>
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doserr 12, E_iaccess, <invalid access code>
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doserr 13, E_idata, <invalid data>
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doserr 14, E_unknown, <??? unknown error ???>
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doserr 15, E_idrive, <invalid drive>
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doserr 16, E_curdir, <current directory>
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doserr 17, E_difdev, <not same device>
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doserr 18, E_nomore, <no more files>
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doserr 19, E_maxerr2, <unknown error - Version 2.0>
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; the following errors can occur only in DOS 3.0
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doserr 32, E_sharerr, <sharing violation>
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doserr 33, E_lockerr, <locking violation>
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doserr 34, E_maxerr3, <unknown error - Version 3.0>
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; DOS file attributes
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A_ro equ 01H ; read-only file
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A_h equ 02H ; hidden
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A_s equ 04H ; system
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A_v equ 08H ; volume ID
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A_d equ 10H ; directory
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A_a equ 20H ; archive
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A_mod equ A_ro+A_h+A_s+A_a ; modifiable attributes
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; end of msdos.inc
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;-----------------------------------------------------------------------
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