2000-05-06 21:34:20 +02:00
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Technical Data
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DOS-C Systems Calls
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The following table represents the industry standard kernel DOS calls
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currently supported by DOS-C. This list is for Release 1.1, build
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2003 as issued on Feb 28, 1999.
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int 20: Terminated Current Process
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Supported
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int 21: DOS System Call
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Supported. See table below.
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int 21 Description State Ver Status
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---------------------------------------------------------------------------
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00h Terminate Program superseded 1.00 supported
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01h Read Keyboard with Echo superseded 1.00 supported
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02h Display Character superseded 1.00 supported
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03h Auxilliary Input superseded 1.00 Note 1
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04h Auxilliary Output superseded 1.00 Note 1
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05h Print Character superseded 1.00 Note 1
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06h Direct Console I/O active 1.00 supported
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07h Direct Console Input active 1.00 supported
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08h Read Keyboard Without Echo active 1.00 supported
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09h Display String superseded 1.00 supported
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0ah Buffered Keyboard Input superseded 1.00 supported
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0bh Check Keyboard Status active 1.00 supported
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0ch Flush Buffer, Read Keyboard active 1.00 supported
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0dh Reset Drive active 1.00 supported
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0eh Set Default Drive active 1.00 supported
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0fh Open File with FCB superseded 1.00 supported
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10h Close File with FCB superseded 1.00 supported
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11h Find First File with FCB superseded 1.00 supported
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12h Find Next File with FCB superseded 1.00 supported
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13h Delete File with FCB superseded 1.00 supported
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14h Sequential Read superseded 1.00 supported
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15h Sequential Write superseded 1.00 supported
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16h Create File with FCB superseded 1.00 supported
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17h Rename File with FCB superseded 1.00 supported
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18h CP/M compatibility obsolete 1.00 supported
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19h Get Default Drive active 1.00 supported
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1ah Set Disk Transfer Address active 1.00 supported
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1bh Get Default Drive Data superseded 2.00 supported
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1ch Get Drive Data superseded 2.00 supported
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1dh CP/M compatibility obsolete 1.00 supported
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1eh CP/M compatibility obsolete 1.00 supported
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2000-05-08 06:30:00 +02:00
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1fh Get Default DPB active 5.00 supported
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2000-05-06 21:34:20 +02:00
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20h CP/M compatibility obsolete 1.00 supported
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21h Random Read superseded 1.00 supported
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22h Random Write superseded 1.00 supported
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23h Get File Size superseded 1.00 supported
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24h Set Random Record Number superseded 1.00 supported
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25h Set Interrupt Vector active 1.00 supported
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26h Create New PSP superseded 1.00 supported
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27h Random Block Read superseded 1.00 supported
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28h Random Block Write superseded 1.00 supported
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29h Parse Filename active 1.00 supported
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2ah Get Date active 1.00 supported
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2bh Set Date active 1.00 supported
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2ch Get Time active 1.00 supported
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2dh Set Time active 1.00 supported
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2eh Set/Reset Verify Flag active 1.00 supported
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2fh Get DTA active 2.00 supported
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30h Get Version Number active 2.00 supported
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31h Keep Program active 2.00 supported
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2000-05-08 06:30:00 +02:00
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32h Get DPB active 5.00 supported
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2000-05-06 21:34:20 +02:00
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3300h Get CTRL+C Check Flag active 2.00 supported
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3301h Set CTRL+C Check Flag active 2.00 supported
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3305h Get Startup Drive active 2.00 supported
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3306h Get MS-DOS Version active 5.00 supported
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33ffh Get DOS-C Release superset supported
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34h Get InDOS Flag Address active 2.00 supported
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35h Get Interrupt Vector active 2.00 supported
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36h Get Disk Free Space active 2.00 supported
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37h Get/Set Switchar undocumented 2.00 supported
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38h Get/Set Country Information active 2.00 supported
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39h Create Directory active 2.00 supported
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3ah Remove Directory active 2.00 supported
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3bh Change Current Directory active 2.00 supported
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3ch Create File with Handle active 2.00 supported
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3dh Open File with Handle active 2.00 supported
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3eh Close File with Handle active 2.00 supported
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3fh Read File or Device active 2.00 supported
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40h Write File or Device active 2.00 supported
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41h Delete File active 2.00 supported
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42h Move File Pointer active 2.00 supported
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4300h Get File Attributes active 2.00 supported
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4301h Set File Attributes active 2.00 supported
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44h Ioctl entry active 2.00 supported
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45h Duplicate File Handle active 2.00 supported
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46h Force Duplicate File Handle active 2.00 supported
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47h Get Current Directory active 2.00 supported
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48h Allocate Memory active 2.00 supported
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49h Free Allocated Memory active 2.00 supported
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4ah Set Memory Block Size active 2.00 supported
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4b00h Load and Execute Program active 2.00 supported
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4b01h Load Program active 5.00 supported
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4b03h Load Overlay active 2.00 supported
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4b05h Set Execution State active 5.00 planned
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4ch End Program active 2.00 supported
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4dh Get Child-Program Return Value active 2.00 supported
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4eh Find First File active 2.00 supported
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4fh Find Next File active 2.00 supported
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50h Set PSP Address active 2.00 supported
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51h Get PSP Address active 2.00 supported
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52h Get List of Lists undocumented 2.00 supported
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2002-01-23 23:29:41 +01:00
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53h Translate BPB to DPB undocumented supported
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2000-05-06 21:34:20 +02:00
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54h Get Verify State active 2.00 supported
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55h Create New Psp undocumented 2.00 supported
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56h Rename File active 2.00 supported
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5700h Get File Date and Time active 2.00 supported
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5701h Set File Date and Time active 2.00 supported
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5800h Get Allocation Strategy active 3.00 supported
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5801h Set Allocation Strategy active 3.00 supported
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2001-03-25 19:11:54 +02:00
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5802h Get Upper-Memory Link active 5.00 supported
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5803h Set Upper-Memory Link active 5.00 supported
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59h Get Extended Error active 3.00 supported
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5ah Create Temporary File active 3.00 supported
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5bh Create New File active 3.00 supported
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5ch Lock/Unlock File active 3.10 supported
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2000-05-08 06:30:00 +02:00
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5d00h Server Function Call active 3.10 supported
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2000-05-06 21:34:20 +02:00
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5d01h Commit All Files active 3.10 planned
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5d02h Close File by Name active 3.10 planned
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5d03h Close All Files for Computer active 3.10 planned
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5d04h Close All Files for Process active 3.10 planned
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5d05h Get Open File List active 3.10 planned
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5d06h Get Multiple SDA active 4.00 supported
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2000-05-08 06:30:00 +02:00
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5d07h Get Redirected Printer Mode active 3.10 supported
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5d08h Set Redirected Printer Mode active 4.00 supported
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5d09h Flush Redirected Printer Output active 4.00 supported
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2000-05-06 21:34:20 +02:00
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5d0ah Set Extended Error active 4.00 planned
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2000-05-08 06:30:00 +02:00
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5eh Generic Network Functions #1 active 3.10 supported
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5fh Generic Network Functions #2 active 3.10 supported
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2000-05-06 21:34:20 +02:00
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60h Truename function undocumented 3.00 supported
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61h UNUSED obsolete supported
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62h Get current PSP active 3.00 supported
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63h Multibyte char ops undocumented 3.20 Note 4
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64h ? undocumented returns error
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65h NLS Functions active 3.30 supported
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66h Code Page Functions active 3.30 supported
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67h Set Maximum Handle Count active 3.30 supported
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2002-01-23 23:29:41 +01:00
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68h Commit File active 3.30 supported
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2000-05-09 02:30:11 +02:00
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69h GET/SET DISK SERIAL NUMBER active 4.00 supported
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2002-01-23 23:29:41 +01:00
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6ah COMMIT FILE (same as 68h) active 4.00 supported
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2001-03-25 19:11:54 +02:00
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6bh NULL FUNCTION active 5.00 supported
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2002-01-23 23:29:41 +01:00
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6ch Extended Open/Create active 4.00 supported
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2000-05-06 21:34:20 +02:00
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71h LONG FILENAME FUNCTIONS active 7.00 not supported
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int 22: Program Termination Address.
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Supported.
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int 23: Ctrl-C/Ctrl_Break Handler.
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Supported.
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int 24: Critical Error Handler
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Dummy routine default.
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int 25: Absolute Disk Read
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Supported.
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int 26: Absolute Disk Write
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Supported.
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int 27: TSR
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Supported.
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int 28: DOS Idle.
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2000-05-08 06:30:00 +02:00
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Supported.
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2000-05-06 21:34:20 +02:00
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int 29: Fast Console Output.
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Supported.
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int 2F: DOS Multiplex.
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Supported.
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Notes:
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Note 1 - Although this system call is supported, there are no device
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drivers to support these devices in this release.
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Note 2 - Returns error code because internal data structures differ.
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Note 3 - Only sub-functions 0 and 1 are currently supported.
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Note 4 - Returns error code.
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Note 5 - Vector supported but performs no action.
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License
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-------
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See COPYING in DOS-C root directory for license.
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---------------------------------------------------------------------
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$Id$
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2001-11-18 00:26:45 +01:00
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Log: intfns.txt,v
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2000-05-08 06:30:00 +02:00
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Revision 1.2 2000/03/18 05:51:55 kernel
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changes in supported functions
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2000-05-06 21:34:20 +02:00
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Revision 1.1 1999/08/25 03:46:42 jprice
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New build config
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Revision 1.1.1.1 1999/03/29 15:39:16 jprice
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New version without IPL.SYS
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Revision 1.2 1999/03/02 06:55:51 jprice
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Updated interrupt list
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