DOS - Services Summary - File Operations Common use: Description Version Function ----------------------------------------------------- ---------- ----------- File Create (DOS type) Int21円f5円B File Open (return file handle) Int21円f3円D File Pointer Move (read-write pointer) Int21円f42円 File Read Int21円f3円F File Write (file specified by file handle) Int21円f40円 File Close Int21円f3円E File Rename Int21円f56円 File Delete Int21円f41円 File parse pathname Int21円f60円 Description Version Function ----------------------------------------------------- ---------- ----------- File Attribute Set/Get Int21円f43円 File Close (FCB) Int21円f10円 File Close Int21円f3円E File Commit (DOS 3.3) Int21円f68円 File Create (DOS type) Int21円f5円B File Create (extended) (DOS 4.0) (Int21円f6円C) File Create (with a unique filename) Int21円f5円A File Date Get/Set Int21円f57円 File Delete (FCB) Int21円f13円 File Delete Int21円f41円 File Directory Entry Find Matching First Int21円f11円 File Directory Entry Find Matching Next Int21円f12円 File Directory Entry Find or Create Int21円f16円 File Find Matching First Int21円f4円E File Find Matching Next Int21円f4円F File Handle Count Set (DOS 3.3) Int21円f67円 File Handle Create and Return Int21円f3円C File Handle Duplicate Int21円f45円 File Handle Duplicate (force) Int21円f46円 File Load or Execute (program file) Int21円f4円B File Lock Int21円f5円C File Name Parse (from the command line) Int21円f29円 File Open (FCB) Int21円f0円F File Open (return file handle) Int21円f3円D File Open (extended) (DOS 4.0) (Int21円f6円C) File Pointer Move (read-write pointer) Int21円f42円 File Read Int21円f3円F File Read Random (FCB) Int21円f21円 File Read Random Block (FCB) Int21円f27円 File Read Sequential (FCB) Int21円f14円 File Record Count Return (FCB) Int21円f23円 File Record Size Set (FCB) Int21円f24円 File Rename Int21円f56円 File Rename (FCB) Int21円f17円 File Time Get/Set Int21円f57円 File Unlock Int21円f5円C File Write (file specified by file handle) Int21円f40円 File Write Random (file specified by File Control Block) Int21円f22円 File Write Random Block (file specified by File Control Block) Int21円f28円 File Write Sequential (file specified by File Control Block) Int21円f14円 Int21円f29円 parse the command line for file name Int21円f60円* parse pathname
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