206 lines
12 KiB
HTML
206 lines
12 KiB
HTML
<HTML>
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<HEAD>
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<TITLE>Int 21/AX=716Ch
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</TITLE>
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<META NAME="Description" CONTENT="
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Int 21/AX=716Ch - Windows95 - LONG FILENAME - CREATE OR OPEN FILE -
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AX = 716Ch
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BX = access mode and sharing flags (see #01782,also AX=6C00h)
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CX = attributes
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DX = action (see #01781)
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DS:SI - ASCIZ filename
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DI = alias hint (number to append to short filename for disambiguation)
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Return: CF clear if successful
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AX = file handle
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CX = action taken
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0001h file opened
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">
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</HEAD>
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<BODY BGCOLOR="#FFD0A0">
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<center>
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<h2>Int 21/AX=716Ch
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</h2>
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<p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<h3><font color=#C00040>Windows95 - LONG FILENAME - CREATE OR OPEN FILE</font></h3>
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<PRE>
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AX = 716Ch
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BX = access mode and sharing flags <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-0000.htm \n\nThis file was not retrieved by Teleport Pro, because it was unavailable, or its retrieval was aborted, or the project was stopped too soon. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-0000.htm#Table0'" tppabs="http://www.ctyme.com/intr/rb-0000.htm#Table0"></a>(see #01782,also AX=6C00h)
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CX = attributes
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DX = action <a href="rb-3209.htm#Table1781" tppabs="http://www.ctyme.com/intr/rb-3209.htm#Table1781">(see #01781)</a>
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DS:SI -> ASCIZ filename
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DI = alias hint (number to append to short filename for disambiguation)<br>
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<p><b>Return:</b><br>CF clear if successful
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AX = file handle
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CX = action taken
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0001h file opened
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0002h file created
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0003h file replaced
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CF set on error
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AX = error code <a href="rb-3012.htm#Table1680" tppabs="http://www.ctyme.com/intr/rb-3012.htm#Table1680">(see #01680)</a>
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7100h if function not supported
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</PRE>
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<p><b>See Also:</b>
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<a href="rb-3179.htm" tppabs="http://www.ctyme.com/intr/rb-3179.htm">AX=6C00h</a> - <a href="rb-3200.htm" tppabs="http://www.ctyme.com/intr/rb-3200.htm">AX=7141h</a> - <a href="rb-3205.htm" tppabs="http://www.ctyme.com/intr/rb-3205.htm">AX=7156h</a> - <a href="rb-3220.htm" tppabs="http://www.ctyme.com/intr/rb-3220.htm">AX=71A9h</a>
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<PRE>
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<p>
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Bitfields for Windows95 long-name open action:
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<a name=table1781></a>
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Bit(s) Description (Table 01781)
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0 open file (fail if file does not exist)
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1 truncate file if it already exists (fail if file does not exist)
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4 create new file if file does not already exist (fail if exists)
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</PRE>
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<p><b>Note:</b>
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The only valid combinations of multiple flags are bits 4&0 and 4&1
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<PRE>
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<p>
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Bitfields for Windows95 file access/sharing modes:
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<a name=table1782></a>
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Bit(s) Description (Table 01782)
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2-0 file access mode.
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000 read-only.
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001 write-only.
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010 read-write.
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100 read-only, do not modify file's last-access time
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6-4 file sharing modes
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7 no-inherit flag
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8 do not buffer data (requires that all reads/writes be exact physical
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sectors)
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9 do not compress file even if volume normally compresses files
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10 use alias hint in DI as numeric tail for short-name alias
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12-11 unused??? (0)
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13 return error code instead of generating INT 24h if critical error
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while opening file
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14 commit file after every write operation
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</PRE>
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<p><b>See Also:</b>
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#01402
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<p>
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<b>Category: <a href="cat-010.htm" tppabs="http://www.ctyme.com/intr/cat-010.htm">
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DOS Kernel</a>
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- <a href="int-21.htm" tppabs="http://www.ctyme.com/intr/int-21.htm">
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Int 21h</a>
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- <a href="alpha-w.htm" tppabs="http://www.ctyme.com/intr/alpha-w.htm">
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W</a>
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</b><p><p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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<INPUT TYPE="hidden" NAME="siteid" VALUE="30472466" >
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<INPUT TYPE="hidden" NAME="bfmid" VALUE="27253343" >
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<INPUT TYPE="hidden" NAME="num" VALUE="30">
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