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RESTORED.VERSION
fpc/rtl/dos/objects.pp
root 24d3976080 * Restored version
1998-03-25 11:18:12 +00:00

2040 lines
93 KiB
ObjectPascal
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{
$Id$
This file is part of the Free Pascal run time library.
Copyright (c) 1993,97 by the Free Pascal development team
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
{***************[ SUPPORTED PLATFORMS ]*****************}
{ 16 and 32 Bit compilers }
{ DOS - Turbo Pascal 7.0 + (16 Bit) }
{ - FPK Pascal (32 Bit) }
{ DPMI - Turbo Pascal 7.0 + (16 Bit) }
{ WINDOWS - Turbo Pascal 7.0 + (16 Bit) }
{ OS2 - Virtual Pascal 0.3 + (32 Bit) }
{ SpeedPascal 1.5 G + (32 Bit) }
{ C'T patch to BP (16 Bit) }
{*******************************************************}
UNIT Objects;
{$I os.inc}
{<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
INTERFACE
{<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
{ ******************************* REMARK ****************************** }
{ FPK does not accept $IFNDEF compiler defines and mishandles $IFDEF }
{ with constants. Can we please get this error fixed!!!!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{====Compiler conditional defines to sort platforms out =============}
{$DEFINE NotFPKPascal} { Predefine Not FPK }
{$DEFINE NotOS2} { Predefine NOT OS2 }
{$IFDEF FPK} { FPK PASCAL }
{$DEFINE FPKPascal} { Set FPK definition }
{$DEFINE DOS_OS} { Define DOS_OS }
{$DEFINE CODE_32_BIT} { 32 BIT CODE }
{$UNDEF USE_BGI} { Can't use BGI }
{$UNDEF NotFPKPascal} { This is FPK pascal }
{$ENDIF}
{$IFDEF MSDOS} { MSDOS PLATFORM }
{$DEFINE DOS_OS} { Define DOS_OS }
{$ENDIF}
{$IFDEF DPMI} { DPMI PLATFORM }
{$DEFINE DOS_OS} { Define DOS_OS }
{$ENDIF}
{$IFDEF Windows} { WINDOWS platform }
{$DEFINE ADV_OS} { Set as advanced }
{$UNDEF USE_BGI} { Can't use BGI }
{$ENDIF}
{$IFDEF OS2} { OS2 platform }
{$DEFINE ADV_OS} { Set as advanced }
{$DEFINE BPOS2} { Define BPOS2 }
{$UNDEF NotOS2} { This is OS2 compiler }
{$UNDEF USE_BGI} { Can't use BGI }
{$ENDIF}
{$IFDEF VirtualPascal} { VIRTUAL PASCAL }
{$DEFINE CODE_32_BIT} { 32 BIT CODE }
{$DEFINE ASM_32_BIT} { 32 BIT ASSSEMBLER }
{$DEFINE API_32_BIT} { 32 BIT API CALLS }
{$UNDEF BPOS2} { Undefine BPOS2 }
{$ENDIF}
{$IFDEF Speed} { SPEED PASCAL }
{$DEFINE CODE_32_BIT} { 32 BIT CODE }
{$DEFINE ASM_32_BIT} { 32 BIT ASSSEMBLER }
{$DEFINE API_32_BIT} { 32 BIT API CALLS }
{$UNDEF BPOS2} { Undefine BPOS2 }
{$ENDIF}
{--------------------------------------------------------------------}
{ ******************************* REMARK ****************************** }
{ How about FPK accepting all the standard compiler directives even if }
{ It just ignores them for now!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{==== Compiler directives ===========================================}
{$IFDEF FPKPascal} { FPK PASCAL }
{$DEFINE SString}
CONST
Sw_MaxData = 128*1024*1024; { Maximum data size }
TYPE
Sw_Word = LongInt; { Long integer now }
Sw_Integer = LongInt; { Long integer now }
TYPE
FuncPtr = FUNCTION (Item: Pointer; _EBP: Sw_Word): Boolean;
ProcPtr = PROCEDURE (Item: Pointer; _EBP: Sw_Word);
{$ENDIF}
{$IFDEF NotFPKPascal} { ALL OTHER COMPILERS }
{$N-} { No 80x87 code generation }
{$O+} { This unit may be overlaid }
{$X+} { Extended syntax is ok }
{$F+} { Force far calls }
{$A+} { Word Align Data }
{$G+} { 286 Code optimization - if you're on an 8088 get a real computer }
{$R-} { Disable range checking }
{$S-} { Disable Stack Checking }
{$I-} { Disable IO Checking }
{$Q-} { Disable Overflow Checking }
{$V-} { Turn off strict VAR strings }
{$B-} { Allow short circuit boolean evaluations }
{$IFNDEF CODE_32_BIT} { 16 BIT DEFINITIONS }
CONST
Sw_MaxData = 65520; { Maximum data size }
TYPE
Sw_Word = Word; { Standard word }
Sw_Integer = Integer; { Standard integer }
{$ELSE} { 32 BIT DEFINITIONS }
CONST
Sw_MaxData = 128*1024*1024; { Maximum data size }
TYPE
Sw_Word = LongInt; { Long integer now }
Sw_Integer = LongInt; { Long integer now }
{$ENDIF}
TYPE
{$IFDEF VirtualPascal} { VP is different }
FuncPtr = FUNCTION (Item: Pointer): Boolean;
{$ELSE} { All others }
FuncPtr = FUNCTION (Item: Pointer; _EBP: Sw_Word): Boolean;
{$ENDIF}
TYPE
{$IFDEF VirtualPascal} { VP is different }
ProcPtr = PROCEDURE (Item: Pointer);
{$ELSE} { All others }
ProcPtr = PROCEDURE (Item: Pointer; _EBP: Sw_Word);
{$ENDIF}
{$ENDIF}
{---------------------------------------------------------------------}
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> STREAM ERROR STATE MASKS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
stOk = 0; { No stream error }
stError = -1; { Access error }
stInitError = -2; { Initialize error }
stReadError = -3; { Stream read error }
stWriteError = -4; { Stream write error }
stGetError = -5; { Get object error }
stPutError = -6; { Put object error }
stSeekError = -7; { Seek error in stream }
stOpenError = -8; { Error opening stream }
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> STREAM ACCESS MODE CONSTANTS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
stCreate = $3C00; { Create new file }
stOpenRead = $3D00; { Read access only }
stOpenWrite = $3D01; { Write access only }
stOpen = $3D02; { Read/write access }
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TCollection ERROR CODES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
coIndexError = -1; { Index out of range }
coOverflow = -2; { Overflow }
CONST
{ ******************************* REMARK ****************************** }
{ These are completely NEW FREE VISION ONLY constants that are used }
{ in conjuction with CreateStream a NEW FREE VISION call. This call }
{ tries creating a stream in the order of the Strategy Mask and will }
{ return the successfully created stream or nil if it fails. }
{ ****************************** END REMARK *** Leon de Boer, 15May96 * }
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> STREAM CREATE STRATEGY MASKS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
sa_XMSFirst = $8000; { Use XMS memory 1st }
sa_EMSFirst = $4000; { Use EMS memory 1st }
sa_RAMFirst = $2000; { Use RAM memory 1st }
sa_DISKFirst = $1000; { Use DISK space 1st }
sa_XMSSecond = $0800; { Use XMS memory 2nd }
sa_EMSSecond = $0400; { Use EMS memory 2nd }
sa_RAMSecond = $0200; { Use RAM memory 2nd }
sa_DISKSecond = $0100; { Use DISK space 2nd }
sa_XMSThird = $0080; { Use XMS memory 3rd }
sa_EMSThird = $0040; { Use EMS memory 3rd }
sa_RAMThird = $0020; { Use RAM memory 3rd }
sa_DISKThird = $0010; { Use DISK space 3rd }
sa_XMSFourth = $0008; { Use XMS memory 4th }
sa_EMSFourth = $0004; { Use EMS memory 4th }
sa_RAMFourth = $0002; { Use RAM memory 4th }
sa_DISKFourth = $0001; { Use DISK space 4th }
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> GENERAL USE CONSTANTS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{$IFDEF VirtualPascal}
vmtHeaderSize = 12; { VMT header size }
{$ELSE}
vmtHeaderSize = 8; { VMT header size }
{$ENDIF}
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> MAXIMUM COLLECTION SIZE CONSTANT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
MaxCollectionSize = Sw_MaxData DIV SizeOf(Pointer);{ Max collection size }
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> CHARACTER SET <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TCharSet = SET Of Char; { Character set }
PCharSet = ^TCharSet; { Character set ptr }
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> GENERAL ARRAYS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TByteArray = ARRAY [0..Sw_MaxData-1] Of Byte; { Byte array }
PByteArray = ^TByteArray; { Byte array pointer }
TWordArray = ARRAY [0..Sw_MaxData DIV 2-1] Of Word;{ Word array }
PWordArray = ^TWordArray; { Word array pointer }
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> DOS FILENAME STRING <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{$IFDEF DOS_OS} { DOS/DPMI DEFINE }
FNameStr = String[79]; { DOS filename }
{$ENDIF}
{$IFDEF Windows} { WINDOWS DEFINE }
FNameStr = PChar; { Windows filename }
{$ENDIF}
{$IFDEF OS2} { OS2 DEFINE }
FNameStr = String; { OS2 filename }
{$ENDIF}
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> DOS ASCIIZ FILENAME <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
AsciiZ = Array [0..255] Of Char; { Filename array }
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> GENERAL TYPE POINTERS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
PByte = ^Byte; { Byte pointer }
PWord = ^Word; { Word pointer }
PLongInt = ^LongInt; { LongInt pointer }
PString = ^String; { String pointer }
{***************************************************************************}
{ RECORD DEFINITIONS }
{***************************************************************************}
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TYPE CONVERSION RECORDS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
WordRec = RECORD
Lo, Hi: Byte; { Word to bytes }
END;
LongRec = RECORD
Lo, Hi: Word; { LongInt to words }
END;
PtrRec = RECORD
Ofs, Seg: Word; { Pointer to words }
END;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TStreamRec RECORD - STREAM OBJECT RECORD <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
PStreamRec = ^TStreamRec; { Stream record ptr }
TStreamRec = RECORD
ObjType: Sw_Word; { Object type id }
VmtLink: Sw_Word; { VMT link }
Load : Pointer; { Object load code }
Store: Pointer; { Object store code }
Next : Sw_Word; { Bytes to next }
END;
{***************************************************************************}
{ OBJECT DEFINITIONS }
{***************************************************************************}
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TPoint RECORD - POINT RECORD <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TPoint = RECORD
X, Y: Integer; { Point co-ordinates }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TRect OBJECT - RECTANGLE OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TRect = OBJECT
A, B: TPoint; { Corner points }
FUNCTION Empty: Boolean;
FUNCTION Equals (R: TRect): Boolean;
FUNCTION Contains (P: TPoint): Boolean;
PROCEDURE Copy (R: TRect);
PROCEDURE Union (R: TRect);
PROCEDURE Intersect (R: TRect);
PROCEDURE Move (ADX, ADY: Integer);
PROCEDURE Grow (ADX, ADY: Integer);
PROCEDURE Assign (XA, YA, XB, YB: Integer);
END;
PRect = ^TRect;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TObject OBJECT - BASE ANCESTOR OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TObject = OBJECT
CONSTRUCTOR Init;
PROCEDURE Free;
DESTRUCTOR Done; Virtual;
END;
PObject = ^TObject;
TYPE
{ ******************************* REMARK ****************************** }
{ Two new virtual methods have been added to the object in the form of }
{ Close and Open. The main use here is in the Disk Based Descendants }
{ the calls open and close the given file so these objects can be }
{ used like standard files. All existing code will compile and work }
{ completely normally oblivious to these new methods. }
{ ****************************** END REMARK *** Leon de Boer, 15May96 * }
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TStream OBJECT - STREAM ANCESTOR OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TStream = OBJECT (TObject)
Status : Integer; { Stream status }
ErrorInfo: Integer; { Stream error info }
FUNCTION Get: PObject;
FUNCTION StrRead: PChar;
FUNCTION GetPos: LongInt; Virtual;
FUNCTION GetSize: LongInt; Virtual;
FUNCTION ReadStr: PString;
PROCEDURE Close; Virtual;
PROCEDURE Reset;
PROCEDURE Flush; Virtual;
PROCEDURE Truncate; Virtual;
PROCEDURE Put (P: PObject);
PROCEDURE Seek (Pos: LongInt); Virtual;
PROCEDURE StrWrite (P: PChar);
PROCEDURE WriteStr (P: PString);
PROCEDURE Open (OpenMode: Word); Virtual;
PROCEDURE Error (Code, Info: Integer); Virtual;
PROCEDURE Read (Var Buf; Count: Sw_Word); Virtual;
PROCEDURE Write (Var Buf; Count: Sw_Word); Virtual;
PROCEDURE CopyFrom (Var S: TStream; Count: Longint);
END;
PStream = ^TStream;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TDosStream OBJECT - DOS FILE STREAM OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TDosStream = OBJECT (TStream)
Handle: Integer; { DOS file handle }
FName : AsciiZ; { AsciiZ filename }
CONSTRUCTOR Init (FileName: FNameStr; Mode: Word);
DESTRUCTOR Done; Virtual;
FUNCTION GetPos: Longint; Virtual;
FUNCTION GetSize: Longint; Virtual;
PROCEDURE Close; Virtual;
PROCEDURE Seek (Pos: LongInt); Virtual;
PROCEDURE Open (OpenMode: Word); Virtual;
PROCEDURE Read (Var Buf; Count: Sw_Word); Virtual;
PROCEDURE Write (Var Buf; Count: Sw_Word); Virtual;
END;
PDosStream = ^TDosStream;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TBufStream OBJECT - BUFFERED DOS FILE STREAM <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TBufStream = OBJECT (TDosStream)
END;
PBufStream = ^TBufStream;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TEmsStream OBJECT - EMS STREAM OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TEmsStream = OBJECT (TStream)
END;
PEmsStream = ^TEmsStream;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TXmsStream OBJECT - XMS STREAM OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TXmsStream = OBJECT (TStream)
END;
PXmsStream = ^TXmsStream;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TMemoryStream OBJECT - MEMORY STREAM OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TMemoryStream = OBJECT (TStream)
END;
PMemoryStream = ^TMemoryStream;
TYPE
TItemList = Array [0..MaxCollectionSize - 1] Of Pointer;
PItemList = ^TItemList;
{ ******************************* REMARK ****************************** }
{ The changes here look worse than they are. The Sw_Integer simply }
{ switches between Integers and LongInts if switched between 16 and 32 }
{ bit code. All existing code will compile without any changes. }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TCollection OBJECT - COLLECTION ANCESTOR OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TCollection = OBJECT (TObject)
Items: PItemList; { Item list pointer }
Count: Sw_Integer; { Item count }
Limit: Sw_Integer; { Item limit count }
Delta: Sw_Integer; { Inc delta size }
CONSTRUCTOR Init (ALimit, ADelta: Sw_Integer);
CONSTRUCTOR Load (Var S: TStream);
DESTRUCTOR Done; Virtual;
FUNCTION At (Index: Sw_Integer): Pointer;
FUNCTION IndexOf (Item: Pointer): Sw_Integer; Virtual;
FUNCTION GetItem (Var S: TStream): Pointer; Virtual;
FUNCTION LastThat (Test: Pointer): Pointer;
FUNCTION FirstThat (Test: Pointer): Pointer;
PROCEDURE Pack;
PROCEDURE FreeAll;
PROCEDURE DeleteAll;
PROCEDURE Free (Item: Pointer);
PROCEDURE Insert (Item: Pointer); Virtual;
PROCEDURE Delete (Item: Pointer);
PROCEDURE AtFree (Index: Sw_Integer);
PROCEDURE FreeItem (Item: Pointer); Virtual;
PROCEDURE AtDelete (Index: Sw_Integer);
PROCEDURE ForEach (Action: Pointer);
PROCEDURE SetLimit (ALimit: Sw_Integer); Virtual;
PROCEDURE Error (Code, Info: Integer); Virtual;
PROCEDURE AtPut (Index: Sw_Integer; Item: Pointer);
PROCEDURE AtInsert (Index: Sw_Integer; Item: Pointer);
PROCEDURE Store (Var S: TStream);
PROCEDURE PutItem (Var S: TStream; Item: Pointer); Virtual;
END;
PCollection = ^TCollection;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TSortedCollection OBJECT - SORTED COLLECTION ANCESTOR <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TSortedCollection = OBJECT (TCollection)
Duplicates: Boolean; { Duplicates flag }
CONSTRUCTOR Init (ALimit, ADelta: Sw_Integer);
CONSTRUCTOR Load (Var S: TStream);
FUNCTION KeyOf (Item: Pointer): Pointer; Virtual;
FUNCTION IndexOf (Item: Pointer): Sw_Integer; Virtual;
FUNCTION Compare (Key1, Key2: Pointer): Sw_Integer; Virtual;
FUNCTION Search (Key: Pointer; Var Index: Sw_Integer): Boolean;Virtual;
PROCEDURE Insert (Item: Pointer); Virtual;
PROCEDURE Store (Var S: TStream);
END;
PSortedCollection = ^TSortedCollection;
TYPE
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TStringCollection OBJECT - STRING COLLECTION OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TStringCollection = OBJECT (TSortedCollection)
FUNCTION GetItem (Var S: TStream): Pointer; Virtual;
FUNCTION Compare (Key1, Key2: Pointer): Sw_Integer; Virtual;
PROCEDURE FreeItem (Item: Pointer); Virtual;
PROCEDURE PutItem (Var S: TStream; Item: Pointer); Virtual;
END;
PStringCollection = ^TStringCollection;
TYPE
{ ******************************* REMARK ****************************** }
{ This is a completely NEW FREE VISION ONLY object which holds a }
{ collection of strings but does not alphabetically sort them. It is }
{ a very useful object as you will find !!!! }
{ ****************************** END REMARK *** Leon de Boer, 15May96 * }
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TUnSortedStrCollection - UNSORTED STRING COLLECTION OBJECT <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TUnSortedStrCollection = OBJECT (TStringCollection)
PROCEDURE Insert (Item: Pointer); Virtual;
END;
PUnSortedStrCollection = ^TUnSortedStrCollection;
{***************************************************************************}
{ INTERFACE ROUTINES }
{***************************************************************************}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> DYNAMIC STRING INTERFACE ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
FUNCTION NewStr (Const S: String): PString;
PROCEDURE DisposeStr (P: PString);
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> STREAM INTERFACE ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
PROCEDURE Abstract;
PROCEDURE RegisterError;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> NEW FREE VISION STREAM ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{ ******************************* REMARK ****************************** }
{ This NEW FREE VISION call tries creating a stream in the order of }
{ the Strategy Mask and will return the successfully created stream }
{ or nil if it fails using the strategy given. }
{ ****************************** END REMARK *** Leon de Boer, 15May96 * }
FUNCTION CreateStream (Strategy: Word; ReqSize: LongInt): PStream;
{ ******************************* REMARK ****************************** }
{ As we have to provide these NEW FREE VISION CALLS as part of our }
{ stream support we might as well provide them on the interface! They }
{ mimic the behaviour of the OS2 API calls in most cases. }
{ ****************************** END REMARK *** Leon de Boer, 16May96 * }
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> NEW FREE VISION DOS FILE ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{=DosFileOpen=========================================================
Calls the operating system to try to open the file denoted by the given
AsciiZ filename in the requested file mode. Any error is held in
DosStreamError and the call will return zero. If successful and no error
occurs the call will return the file handle of the opened file.
-> Platforms DOS/DPMI/WIN - Checked 16May96 LdB
=====================================================================}
FUNCTION DosFileOpen (Var FileName: AsciiZ; Mode: Word): Word;
{$IFDEF NotOS2} { DOS/DPMI/WINDOWS }
{=DosRead============================================================
Calls the operating system to read BufferLength bytes of data from
the file denoted by the handle to the bufferarea. Any error in attempting
to read from the file is held in DosStreamError and returned from call.
If the return is zero (ie no error) BytesMoved contains the number of
bytes read from the file.
-> Platforms DOS/DPMI/WIN - Checked 16May96 LdB
=====================================================================}
FUNCTION DosRead(Handle: Word; Var BufferArea; BufferLength: Sw_Word;
Var BytesMoved: Sw_Word): Word;
{=DosWrite===========================================================
Calls the operating system to write to BufferLength bytes of data from
the bufferarea to the file denoted by the handle. Any error in attempting
to write to the file is held in DosStreamError and returned from call.
If the return is zero (ie no error) BytesMoved contains the number of
bytes written to the file.
-> Platforms DOS/DPMI/WIN - Checked 16May96 LdB
=====================================================================}
FUNCTION DosWrite(Handle: Word; Var BufferArea; BufferLength: Sw_Word;
Var BytesMoved: Sw_Word): Word;
{=DosSetFilePtr======================================================
Calls the operating system to move the file denoted by the handle to
to the requested position. The move method can be: 0 = absolute offset;
1 = offset from present location; 2 = offset from end of file;
Any error is held in DosErrorStream and returned from the call.
If the return is zero (ie no error) NewPos contains the new absolute
file position.
-> Platforms DOS/DPMI/WIN - Checked 16May96 LdB
=====================================================================}
FUNCTION DosSetFilePtr (Handle: Word; Pos: LongInt; MoveType: Word;
Var NewPos: LongInt): Word;
{=DosClose===========================================================
Calls the operating system to close the file handle provided. Any error
in attempting to close file is held DosErrorStream.
-> Platforms DOS/DPMI/WIN - Checked 16May96 LdB
=====================================================================}
PROCEDURE DosClose (Handle: Word);
{$ENDIF}
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> INITIALIZED PUBLIC VARIABLES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
StreamError: Pointer = Nil; { Stream error ptr }
{$IFDEF NotFPKPascal}
DosStreamError: Sw_Word = $0; { Dos stream error }
{$ENDIF}
{ ******************************* REMARK ****************************** }
{ FPK does not accept local variables with it's assembler which means }
{ these have to be global. Can we please get this error fixed!!!!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{$IFDEF FPKPascal} { FPK Pascal compiler }
VAR HoldEBP: Sw_Word; TransferHandle: Sw_Word;
DosStreamError: Sw_Word ; { Dos stream error }
{$ENDIF}
{<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
IMPLEMENTATION
{<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>}
{$IFDEF Windows} { WINDOWS CODE }
USES WinTypes, WinProcs; { Standard units }
{$ENDIF}
{$IFDEF Speed} { SPEED PASCAL CODE }
USES BseDos; { Speed Pascal def }
{$ENDIF}
{$IFDEF VirtualPascal} { VIRTUAL PASCAL CODE }
USES OS2Base; { Virtual Pascal base }
{$ENDIF}
{$IFDEF BPOS2} { C'T PATCH TO BP CODE }
FUNCTION DosClose (Handle: Word): Word; FAR;
EXTERNAL 'DOSCALLS' Index 59; { Dos close function }
FUNCTION DosOpen (FileName: PChar; Var Handle: Word;
Var ActionTaken: Word; FileSize: LongInt;
FileAttr: Word; OpenFlag, OpenMode: Word;
Reserved: Pointer): Word; FAR;
EXTERNAL 'DOSCALLS' Index 70; { Dos open function }
FUNCTION DosRead(Handle: Word; Var BufferArea;
BufferLength: Word; Var BytesRead : Word): Word; FAR;
EXTERNAL 'DOSCALLS' Index 137; { Dos read procedure }
FUNCTION DosWrite(Handle: Word; Var BufferArea;
BufferLength: Word; Var BytesRead : Word): Word; FAR;
EXTERNAL 'DOSCALLS' Index 138; { Dos write procedure }
FUNCTION DosSetFilePtr (Handle: Word; ulOffset: LongInt;
MoveType: Word; Var NewPointer: LongInt): LongInt; FAR;
EXTERNAL 'DOSCALLS' Index 58; { Dos write procedure }
{$ENDIF}
{$IFDEF OS2} { OS2 CODE }
CONST
{ Private Os2 File mode magic numbers }
FmInput = $20; { Open file for input }
FmOutput = $31; { Open file for output }
FmInout = $42; { Open file }
FmClosed = $0; { Close file }
{$ENDIF}
{$IFDEF DPMI} { DPMI CODE }
{$DEFINE NewExeFormat} { New format EXE }
{$ENDIF}
{$IFDEF ADV_OS} { WINDOWS/OS2 CODE }
{$DEFINE NewExeFormat} { New format EXE }
{$ENDIF}
CONST
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> INITIALIZED PRIVATE VARIABLES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
StreamTypes: Sw_Word = $0; { Stream types }
{***************************************************************************}
{ OBJECT METHODS }
{***************************************************************************}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TRect OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
PROCEDURE CheckEmpty (Var Rect: TRect);
{ ******************************* REMARK ****************************** }
{ This is is my desired code but FPK does not like the with statement }
{ Can we please get this error fixed!!!!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{ With Rect Do Begin }
{ If (A.X >= B.X) OR (A.Y >= B.Y) Then Begin } { Zero of reversed }
{ A.X := 0; } { Clear a.x }
{ A.Y := 0; } { Clear a.y }
{ B.X := 0; } { Clear b.x }
{ B.Y := 0; } { Clear b.y }
{ End; }
{ End; }
BEGIN
If (Rect.A.X >= Rect.B.X) OR
(Rect.A.Y >= Rect.B.Y) Then Begin { Zero of reversed }
Rect.A.X := 0; { Clear a.x }
Rect.A.Y := 0; { Clear a.y }
Rect.B.X := 0; { Clear b.x }
Rect.B.Y := 0; { Clear b.y }
End;
END;
{ ******************************* REMARK ****************************** }
{ This is a bug fix of EMPTY from the original code which was: }
{ Empty := (A.X = B.X) AND (A.Y = B.Y) }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{**TRect********************************************************************}
{ Empty -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TRect.Empty: Boolean;
BEGIN
Empty := (A.X >= B.X) OR (A.Y >= B.Y); { Empty result }
END;
{**TRect********************************************************************}
{ Equals -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TRect.Equals (R: TRect): Boolean;
BEGIN
Equals := (A.X = R.A.X) AND (A.Y = R.A.Y) AND
(B.X = R.B.X) AND (B.Y = R.B.Y); { Equals result }
END;
{ ******************************* REMARK ****************************** }
{ This is a bug fix of Contains from the original code which was: }
{ Contains := (P.X >= A.X) AND (P.X <= B.X) AND }
{ (P.Y >= A.Y) AND (P.Y <= B.Y) }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{**TRect********************************************************************}
{ Contains -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TRect.Contains (P: TPoint): Boolean;
BEGIN
Contains := (P.X >= A.X) AND (P.X < B.X) AND
(P.Y >= A.Y) AND (P.Y < B.Y); { Contains result }
END;
{**TRect********************************************************************}
{ Copy -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TRect.Copy (R: TRect);
BEGIN
A := R.A; { Copy point a }
B := R.B; { Copy point b }
END;
{**TRect********************************************************************}
{ Union -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TRect.Union (R: TRect);
BEGIN
If (R.A.X < A.X) Then A.X := R.A.X; { Take if smaller }
If (R.A.Y < A.Y) Then A.Y := R.A.Y; { Take if smaller }
If (R.B.X > B.X) Then B.X := R.B.X; { Take if larger }
If (R.B.Y > B.Y) Then B.Y := R.B.Y; { Take if larger }
END;
{**TRect********************************************************************}
{ Intersect -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TRect.Intersect (R: TRect);
BEGIN
If (R.A.X > A.X) Then A.X := R.A.X; { Take if larger }
If (R.A.Y > A.Y) Then A.Y := R.A.Y; { Take if larger }
If (R.B.X < B.X) Then B.X := R.B.X; { Take if smaller }
If (R.B.Y < B.Y) Then B.Y := R.B.Y; { Take if smaller }
CheckEmpty(Self); { Check if empty }
END;
{**TRect********************************************************************}
{ Move -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TRect.Move (ADX, ADY: Integer);
BEGIN
Inc(A.X, ADX); { Adjust A.X }
Inc(A.Y, ADY); { Adjust A.Y }
Inc(B.X, ADX); { Adjust B.X }
Inc(B.Y, ADY); { Adjust B.Y }
END;
{**TRect********************************************************************}
{ Grow -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TRect.Grow (ADX, ADY: Integer);
BEGIN
Dec(A.X, ADX); { Adjust A.X }
Dec(A.Y, ADY); { Adjust A.Y }
Inc(B.X, ADX); { Adjust B.X }
Inc(B.Y, ADY); { Adjust B.Y }
CheckEmpty(Self); { Check if empty }
END;
{**TRect********************************************************************}
{ Assign -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TRect.Assign (XA, YA, XB, YB: Integer);
BEGIN
A.X := XA; { Hold A.X value }
A.Y := YA; { Hold A.Y value }
B.X := XB; { Hold B.X value }
B.Y := YB; { Hold B.Y value }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TObject OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
TYPE
DummyObject = OBJECT (TObject) { Internal object }
Data: RECORD END; { Helps size VMT link }
END;
{ ******************************* REMARK ****************************** }
{ I Prefer this code because it self sizes VMT link rather than using a }
{ fixed record structure thus it should work on all compilers without a }
{ specific record to match each compiler. }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
CONSTRUCTOR TObject.Init;
VAR LinkSize: LongInt; Dummy: DummyObject;
BEGIN
LinkSize := LongInt(@Dummy.Data)-LongInt(@Dummy); { Calc VMT link size }
FillChar(Pointer(LongInt(@Self)+LinkSize)^,
SizeOf(Self)-LinkSize, #0); { Clear data fields }
END;
{**TObject******************************************************************}
{ Free -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TObject.Free;
BEGIN
Dispose(PObject(@Self), Done); { Dispose of self }
END;
{**TObject******************************************************************}
{ Done -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
DESTRUCTOR TObject.Done;
BEGIN { Abstract method }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TStream OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{ ******************************* REMARK ****************************** }
{ Bug fix of TStream.StrRead from the original code which was: }
{ GetMem(P, L+1) can fail and return Nil which should be checked! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{**TStream******************************************************************}
{ StrRead -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TStream.StrRead: PChar;
VAR L: Word; P: PChar;
BEGIN
Read(L, SizeOf(L)); { Read length }
If (L=0) Then StrRead := Nil Else Begin { Check for empty }
GetMem(P, L + 1); { Allocate memory }
If (P<>Nil) Then Begin { Check allocate okay }
Read(P[0], L); { Read the data }
P[L] := #0; { Terminate with #0 }
End;
StrRead := P; { Return PChar }
End;
END;
{ ******************************* REMARK ****************************** }
{ Bug fix of TStream.ReadStr from the original code which was: }
{ GetMem(P, L+1) can fail and return Nil which should be checked! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
{**TStream******************************************************************}
{ ReadStr -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TStream.ReadStr: PString;
VAR L: Byte; P: PString;
BEGIN
Read(L, 1); { Read string length }
If (L > 0) Then Begin
GetMem(P, L + 1); { Allocate memory }
If (P<>Nil) Then Begin { Check allocate okay }
P^[0] := Char(L); { Hold length }
Read(P^[1], L); { Read string data }
End;
ReadStr := P; { Return string ptr }
End Else ReadStr := Nil;
END;
{**TStream******************************************************************}
{ GetPos -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TStream.GetPos: LongInt;
BEGIN { Abstract method }
Abstract; { Abstract error }
END;
{**TStream******************************************************************}
{ GetSize -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
FUNCTION TStream.GetSize: LongInt;
BEGIN { Abstract method }
Abstract; { Abstract error }
END;
{**TStream******************************************************************}
{ Close -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Close;
BEGIN { Abstract method }
END;
{**TStream******************************************************************}
{ Reset -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Reset;
BEGIN
Status := 0; { Clear status }
ErrorInfo := 0; { Clear error info }
END;
{**TStream******************************************************************}
{ Flush -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Flush;
BEGIN { Abstract method }
END;
{**TStream******************************************************************}
{ Truncate -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Truncate;
BEGIN
Abstract; { Abstract error }
END;
{**TStream******************************************************************}
{ Seek -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Seek (Pos: LongInt);
BEGIN
Abstract; { Abstract error }
END;
{**TStream******************************************************************}
{ StrWrite -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.StrWrite (P: PChar);
VAR L: Word; Q: PByteArray;
BEGIN
L := 0; { Preset no size }
Q := PByteArray(P); { Transfer type }
If (Q<>Nil) Then While (Q^[L]<>0) Do Inc(L); { Calc PChar length }
Write(L, SizeOf(L)); { Store PChar length }
If (P<>Nil) Then Write(P[0], L); { Write data }
END;
{**TStream******************************************************************}
{ WriteStr -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.WriteStr (P: PString);
CONST Empty: String[1] = '';
BEGIN
If (P<>Nil) Then Write(P^, Length(P^) + 1) { Write string }
Else Write(Empty, 1); { Write empty string }
END;
{**TStream******************************************************************}
{ Open -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Open (OpenMode: Word);
BEGIN { Abstract method }
END;
{**TStream******************************************************************}
{ Error -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Error (Code, Info: Integer);
TYPE TErrorProc = Procedure(Var S: TStream);
BEGIN
Status := Code; { Hold error code }
ErrorInfo := Info; { Hold error info }
If (StreamError<>Nil) Then
TErrorProc(StreamError)(Self); { Call error ptr }
END;
{**TStream******************************************************************}
{ Read -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Read (Var Buf; Count: Sw_Word);
BEGIN
Abstract; { Abstract error }
END;
{**TStream******************************************************************}
{ Write -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.Write (Var Buf; Count: Sw_Word);
BEGIN
Abstract; { Abstract error }
END;
{**TStream******************************************************************}
{ CopyFrom -> Platforms DOS/DPMI/WIN/OS2 - Checked 10May96 LdB }
{***************************************************************************}
PROCEDURE TStream.CopyFrom (Var S: TStream; Count: Longint);
VAR W: Word; Buffer: Array[0..1023] of Byte;
BEGIN
While (Count > 0) Do Begin
If (Count > SizeOf(Buffer)) Then { To much data }
W := SizeOf(Buffer) Else W := Count; { Size to transfer }
S.Read(Buffer, W); { Read from stream }
Write(Buffer, W); { Write to stream }
Dec(Count, W); { Dec write count }
End;
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TDosStream OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{**TDosStream***************************************************************}
{ Init -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
CONSTRUCTOR TDosStream.Init (FileName: FNameStr; Mode: Word);
BEGIN
Inherited Init; { Call ancestor }
{$IFDEF Windows}
AnsiToOem(FileName, FName); { Ansi to OEM }
{$ELSE}
FileName := FileName+#0; { Make asciiz }
Move(FileName[1], FName, Length(FileName)); { Create asciiz name }
{$ENDIF}
Handle := DosFileOpen(FName, Mode); { Open the file }
If (Handle=0) Then Begin { Open failed }
Error(stInitError, DosStreamError); { Call error }
Status := stInitError; { Set fail status }
Handle := -1; { Set invalid handle }
End;
END;
{**TDosStream***************************************************************}
{ Done -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
DESTRUCTOR TDosStream.Done;
BEGIN
If (Handle <> -1) Then DosClose(Handle); { Close the file }
Inherited Done; { Call ancestor }
END;
{**TDosStream***************************************************************}
{ GetPos -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
FUNCTION TDosStream.GetPos: LongInt;
VAR NewPosition: LongInt;
BEGIN
If (Status=stOk) Then Begin { Check status okay }
If (Handle = -1) Then DosStreamError := 103 { File not open }
Else DosStreamError := DosSetFilePtr(Handle,
0, 1, NewPosition); { Get file position }
If (DosStreamError<>0) Then Begin { Check for error }
Error(stError, DosStreamError); { Identify error }
NewPosition := -1; { Invalidate position }
End;
GetPos := NewPosition; { Return file position }
End Else GetPos := -1; { Stream in error }
END;
{**TDosStream***************************************************************}
{ GetSize -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
FUNCTION TDosStream.GetSize: LongInt;
VAR CurrentPos, FileEndPos: LongInt;
BEGIN
If (Status=stOk) Then Begin { Check status okay }
If (Handle = -1) Then DosStreamError := 103 { File not open }
Else DosStreamError := DosSetFilePtr(Handle,
0, 1, CurrentPos); { Current position }
If (DosStreamError=0) Then Begin { Check no errors }
DosStreamError := DosSetFilePtr(Handle, 0, 2,
FileEndPos); { Locate end of file }
If (DosStreamError=0) Then
DosSetFilePtr(Handle, 0, 1, CurrentPos); { Reset position }
End;
If (DosStreamError<>0) Then Begin { Check for error }
Error(stError, DosStreamError); { Identify error }
FileEndPos := -1; { Invalidate size }
End;
GetSize := FileEndPos; { Return file size }
End Else GetSize := -1; { Stream in error }
END;
{**TDosStream***************************************************************}
{ Close -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
PROCEDURE TDosStream.Close;
BEGIN
If (Handle <> -1) Then DosClose(Handle); { Close the file }
Handle := -1; { Handle now invalid }
END;
{**TDosStream***************************************************************}
{ Seek -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
PROCEDURE TDosStream.Seek (Pos: LongInt);
VAR NewPosition: LongInt;
BEGIN
If (Status=stOk) Then Begin { Check status okay }
If (Pos < 0) Then Pos := 0; { Negatives removed }
If (Handle = -1) Then DosStreamError := 103 { File not open }
Else DosStreamError := DosSetFilePtr(Handle,
Pos, 0, NewPosition); { Set file position }
If ((DosStreamError<>0) OR (NewPosition<>Pos)) { We have an error }
Then Begin
If (DosStreamError<>0) Then { Error was detected }
Error(stError, DosStreamError) { Specific seek error }
Else Error(stSeekError, 0); { General seek error }
End;
End;
END;
{**TDosStream***************************************************************}
{ Open -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
PROCEDURE TDosStream.Open (OpenMode: Word);
BEGIN
If (Handle = -1) Then Begin { File not open }
Handle := DosFileOpen(FName, OpenMode); { Open the file }
If (Handle=0) Then Begin { File open failed }
Error(stOpenError, DosStreamError); { Call error }
Handle := -1; { Set invalid handle }
End;
End;
END;
{**TDosStream***************************************************************}
{ Read -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
PROCEDURE TDosStream.Read (Var Buf; Count: Sw_Word);
VAR BytesMoved: Sw_Word;
BEGIN
If (Status=stOk) Then Begin { Check status }
If (Handle = -1) Then BytesMoved := 0 Else { File not open }
DosStreamError := DosRead(Handle, Buf, Count,
BytesMoved); { Read from file }
If ((DosStreamError<>0) OR (BytesMoved<>Count)) { We have an error }
Then Begin
If (DosStreamError<>0) Then { Error was detected }
Error(stError, DosStreamError) { Specific read error }
Else Error(stReadError, 0); { General read error }
End;
End Else FillChar(Buf, Count, #0); { Error clear buffer }
END;
{**TDosStream***************************************************************}
{ Write -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
PROCEDURE TDosStream.Write (Var Buf; Count: Sw_Word);
VAR BytesMoved: Sw_Word;
BEGIN
If (Status=stOk) Then Begin
If (Handle=-1) Then BytesMoved := 0 Else { File not open }
DosStreamError := DosWrite(Handle, Buf, Count,
BytesMoved); { Write to file }
If ((DosStreamError<>0) OR (BytesMoved<>Count)) { We have an error }
Then Begin
If (DosStreamError<>0) Then { Error was detected }
Error(stError, DosStreamError) { Specific write error }
Else Error(stWriteError, 0); { General write error }
End;
End;
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TCollection OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
CONSTRUCTOR TCollection.Init (ALimit, ADelta: Sw_Integer);
BEGIN
Inherited Init; { Call ancestor }
Delta := ADelta; { Set increment }
SetLimit(ALimit); { Set limit }
END;
CONSTRUCTOR TCollection.Load (Var S: TStream);
VAR C, I: Sw_Integer;
BEGIN
S.Read(Count, SizeOf(Count)); { Read count }
S.Read(Limit, SizeOf(Limit)); { Read limit }
S.Read(Delta, SizeOf(Delta)); { Read delta }
Items := Nil; { Clear item pointer }
C := Count; { Hold count }
I := Limit; { Hold limit }
Count := 0; { Clear count }
Limit := 0; { Clear limit }
SetLimit(I); { Set requested limit }
Count := C; { Set count }
For I := 0 To C-1 Do AtPut(I, GetItem(S)); { Get each item }
END;
DESTRUCTOR TCollection.Done;
BEGIN
FreeAll; { Free all items }
SetLimit(0); { Release all memory }
END;
FUNCTION TCollection.At (Index: Sw_Integer): Pointer;
BEGIN
If (Index < 0) OR (Index >= Count) Then Begin { Invalid index }
Error(coIndexError, Index); { Call error }
At := Nil; { Return nil }
End Else At := Items^[Index]; { Return item }
END;
{ ******************************* REMARK ****************************** }
{ Bug fix of TCollection.IndexOf from the original code which was: }
{ For I := 0 To Count-1 Do <- What happens if count=0!!!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
FUNCTION TCollection.IndexOf (Item: Pointer): Sw_Integer;
VAR I: Sw_Integer;
BEGIN
If (Count>0) Then Begin { Count is positive }
For I := 0 To Count-1 Do { For each item }
If (Items^[I]=Item) Then Begin { Look for match }
IndexOf := I; { Return index }
Exit; { Now exit }
End;
End;
IndexOf := -1; { Return index }
END;
FUNCTION TCollection.GetItem (Var S: TStream): Pointer;
BEGIN
GetItem := S.Get; { Item off stream }
END;
FUNCTION TCollection.LastThat (Test: Pointer): Pointer;
VAR I: LongInt; P: FuncPtr; {$IFDEF NotFPKPascal} Hold_EBP: Sw_Word; {$ENDIF}
BEGIN
{$IFDEF FPKPascal} { FPK pascal compiler }
ASM
MOVL (%EBP), %EAX; { Load EBP }
MOVL %EAX, U_OBJECTS_HOLDEBP; { Store to global }
END;
{$ELSE} { Other compilers }
ASM
{$IFNDEF CODE_32_BIT} { 16 BIT CODE }
MOV AX, [BP]; { Load AX from BP }
{$IFDEF Windows}
AND AL, 0FEH; { Windows make even }
{$ENDIF}
MOV Hold_EBP, AX; { Hold value }
{$ELSE} { 32 BIT CODE }
MOV EAX, [EBP]; { Load EAX from EBP }
MOV Hold_EBP, EAX; { Hold value }
{$ENDIF}
END;
{$ENDIF}
P := FuncPtr(Test); { Set function ptr }
For I := Count DownTo 1 Do Begin { Down from last item }
{$IFDEF FPKPascal}
{$$$$$ crahes the compiler
If P(Items^[I-1], HoldEBP) Then
} Begin { Test each item }
{$ELSE}
{$IFDEF VirtualPascal}
If P(Items^[I-1]) Then Begin { Test each item }
{$ELSE}
If P(Items^[I-1], Hold_EBP) Then Begin { Test each item }
{$ENDIF}
{$ENDIF}
LastThat := Items^[I-1]; { Return item }
Exit; { Now exit }
End;
End;
LastThat := Nil; { None passed test }
END;
FUNCTION TCollection.FirstThat (Test: Pointer): Pointer;
VAR I: LongInt; P: FuncPtr; {$IFDEF NotFPKPascal} Hold_EBP: Sw_Word; {$ENDIF}
BEGIN
{$IFDEF FPKPascal} { FPK pascal compiler }
ASM
MOVL (%EBP), %EAX; { Load EBP }
MOVL %EAX, U_OBJECTS_HOLDEBP; { Store to global }
END;
{$ELSE} { Other compilers }
ASM
{$IFNDEF CODE_32_BIT} { 16 BIT CODE }
MOV AX, [BP]; { Load AX from BP }
{$IFDEF Windows}
AND AL, 0FEH; { Windows make even }
{$ENDIF}
MOV Hold_EBP, AX; { Hold value }
{$ELSE} { 32 BIT CODE }
MOV EAX, [EBP]; { Load EAX from EBP }
MOV Hold_EBP, EAX; { Hold value }
{$ENDIF}
END;
{$ENDIF}
P := FuncPtr(Test); { Set function ptr }
For I := 1 To Count Do Begin { Up from first item }
{$IFDEF FPKPascal}
{$$$$$$ crashes the compiler
If P(Items^[I-1], HoldEBP) Then }
Begin { Test each item }
{$ELSE}
{$IFDEF VirtualPascal}
If P(Items^[I-1]) Then Begin { Test each item }
{$ELSE}
If P(Items^[I-1], Hold_EBP) Then Begin { Test each item }
{$ENDIF}
{$ENDIF}
FirstThat := Items^[I-1]; { Return item }
Exit; { Now exit }
End;
End;
FirstThat := Nil; { None passed test }
END;
{ ******************************* REMARK ****************************** }
{ Bug fix of TCollection.Pack from the original code which was: }
{ While (I<Count) Do - Yes but who forget to initialize variable I }
{ If count is equal to zero this was going to crash big time and you }
{ must re-adjust the count value - Basically it was stuffed!!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
PROCEDURE TCollection.Pack;
VAR I, J: Sw_Integer;
BEGIN
If (Count>0) Then Begin { Count is positive }
I := 0; { Initialize dest }
For J := 1 To Count Do Begin { For each item }
If (Items^[J]<>Nil) Then Begin { Entry is non nil }
Items^[I] := Items^[J]; { Transfer item }
Inc(I); { Advance dest }
End;
End;
Count := I; { Adjust count }
End;
END;
PROCEDURE TCollection.FreeAll;
VAR I: Sw_Integer;
BEGIN
For I := 0 To Count-1 Do FreeItem(At(I)); { Release each item }
Count := 0; { Clear item count }
END;
PROCEDURE TCollection.DeleteAll;
BEGIN
Count := 0; { Clear item count }
END;
PROCEDURE TCollection.Free (Item: Pointer);
BEGIN
Delete(Item); { Delete from list }
FreeItem(Item); { Free the item }
END;
PROCEDURE TCollection.Insert (Item: Pointer);
BEGIN
AtInsert(Count, Item); { Insert item }
END;
PROCEDURE TCollection.Delete (Item: Pointer);
BEGIN
AtDelete(IndexOf(Item)); { Delete from list }
END;
PROCEDURE TCollection.AtFree (Index: Sw_Integer);
VAR Item: Pointer;
BEGIN
Item := At(Index); { Retreive item ptr }
AtDelete(Index); { Delete item }
FreeItem(Item); { Free the item }
END;
PROCEDURE TCollection.FreeItem (Item: Pointer);
VAR P: PObject;
BEGIN
P := PObject(Item); { Convert pointer }
If (P<>Nil) Then Dispose(P, Done); { Dispose of object }
END;
PROCEDURE TCollection.AtDelete (Index: Sw_Integer);
BEGIN
If (Index >= 0) AND (Index < Count) Then Begin { Valid index }
Dec(Count); { One less item }
If (Count>Index) Then Move(Items^[Index+1],
Items^[Index], (Count-Index)*Sizeof(Pointer)); { Shuffle items down }
End Else Error(coIndexError, Index); { Index error }
END;
PROCEDURE TCollection.ForEach (Action: Pointer);
VAR I: LongInt; P: ProcPtr; {$IFDEF NotFPKPascal} Hold_EBP: Sw_Word; {$ENDIF}
BEGIN
{$IFDEF FPKPascal} { FPK pascal compiler }
ASM
MOVL (%EBP), %EAX; { Load EBP }
MOVL %EAX, U_OBJECTS_HOLDEBP; { Store to global }
END;
{$ELSE} { Other compilers }
ASM
{$IFNDEF CODE_32_BIT} { 16 BIT CODE }
MOV AX, [BP];
{$IFDEF WINDOWS}
AND AL, 0FEH; { Windows make even }
{$ENDIF}
MOV Hold_EBP, AX; { Hold value }
{$ELSE} { 32 BIT CODE }
MOV EAX, [EBP]; { Load EAX from EBP }
MOV Hold_EBP, EAX; { Hold value }
{$ENDIF}
END;
{$ENDIF}
P := ProcPtr(Action); { Set procedure ptr }
For I := 1 To Count Do { Up from first item }
{$IFDEF FPKPascal}
P(Items^[I-1], HoldEBP); { Call with each item }
{$ELSE}
{$IFDEF VirtualPascal}
P(Items^[I-1]); { Call with each item }
{$ELSE}
P(Items^[I-1], Hold_EBP); { Call with each item }
{$ENDIF}
{$ENDIF}
END;
{ ******************************* REMARK ****************************** }
{ Bug fix of TCollection.SetLimit from the original code which was: }
{ getmem(p,alimit*sizeof(pointer)); <- This can fail OR ALimit=0 }
{ move(items^,p^,count*sizeof(Pointer)); <- This would now crash! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
PROCEDURE TCollection.SetLimit (ALimit: Sw_Integer);
VAR AItems: PItemList;
BEGIN
If (ALimit < Count) Then ALimit := Count; { Stop underflow }
If (ALimit > MaxCollectionSize) Then
ALimit := MaxCollectionSize; { Stop overflow }
If (ALimit <> Limit) Then Begin { Limits differ }
If (ALimit = 0) Then AItems := Nil Else { Alimit=0 nil entry }
GetMem(AItems, ALimit * SizeOf(Pointer)); { Allocate memory }
If (AItems<>Nil) OR (ALimit=0) Then Begin { Check success }
If (AItems <>Nil) AND (Items <> Nil) Then { Check both valid }
Move(Items^, AItems^, Count*SizeOf(Pointer));{ Move existing items }
If (Limit <> 0) AND (Items <> Nil) Then { Check old allocation }
FreeMem(Items, Limit * SizeOf(Pointer)); { Release memory }
Items := AItems; { Update items }
Limit := ALimit; { Set limits }
End;
End;
END;
PROCEDURE TCollection.Error (Code, Info: Integer);
BEGIN
RunError(212 - Code); { Run error }
END;
PROCEDURE TCollection.AtPut (Index: Sw_Integer; Item: Pointer);
BEGIN
If (Index >= 0) AND (Index < Count) Then { Index valid }
Items^[Index] := Item { Put item in index }
Else Error(coIndexError, Index); { Index error }
END;
{ ******************************* REMARK ****************************** }
{ Bug fix of TCollection.AtInsert from the original code which was: }
{ original remark: copy old items, count is tested by move }
{ Move(Items^[Index], Items^[Index+1],(Count-Index)*Sizeof(Pointer)); }
{ This does not work you must work from the back down!!!! }
{ ****************************** END REMARK *** Leon de Boer, 10May96 * }
PROCEDURE TCollection.AtInsert (Index: Sw_Integer; Item: Pointer);
VAR I: Sw_Integer;
BEGIN
If (Index >= 0) AND (Index <= Count) Then Begin { Valid index }
If (Count=Limit) Then SetLimit(Limit+Delta); { Expand size if able }
If (Limit>Count) Then Begin
If (Index < Count) Then Begin { Not last item }
For I := Count DownTo Index Do { Start from back }
Items^[I] := Items^[I-1]; { Move each item }
End;
Items^[Index] := Item; { Put item in list }
Inc(Count); { Inc count }
End Else Error(coOverflow, Index); { Expand failed }
End Else Error(coIndexError, Index); { Index error }
END;
PROCEDURE TCollection.Store (Var S: TStream);
PROCEDURE DoPutItem (P: Pointer); FAR;
BEGIN
PutItem(S, P); { Put item on stream }
END;
BEGIN
S.Write(Count, SizeOf(Count)); { Write count }
S.Write(Limit, SizeOf(Limit)); { Write limit }
S.Write(Delta, SizeOf(Delta)); { Write delta }
ForEach(@DoPutItem); { Each item to stream }
END;
PROCEDURE TCollection.PutItem (Var S: TStream; Item: Pointer);
BEGIN
S.Put(Item); { Put item on stream }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TSortedCollection OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
CONSTRUCTOR TSortedCollection.Init (ALimit, ADelta: Sw_Integer);
BEGIN
Inherited Init(ALimit, ADelta); { Call ancestor }
Duplicates := False; { Clear flag }
END;
CONSTRUCTOR TSortedCollection.Load (Var S: TStream);
BEGIN
Inherited Load(S); { Call ancestor }
S.Read(Duplicates, SizeOf(Duplicates)); { Read duplicate flag }
END;
FUNCTION TSortedCollection.KeyOf (Item: Pointer): Pointer;
BEGIN
KeyOf := Item; { Return item }
END;
FUNCTION TSortedCollection.IndexOf (Item: Pointer): Sw_Integer;
VAR I: Sw_Integer;
BEGIN
IndexOf := -1; { Preset result }
If Search(KeyOf(Item), I) Then Begin { Search for item }
If Duplicates Then { Duplicates allowed }
While (I < Count) AND (Item <> Items^[I]) Do
Inc(I); { Count duplicates }
If (I < Count) Then IndexOf := I; { Return result }
End;
END;
FUNCTION TSortedCollection.Compare (Key1, Key2: Pointer): Sw_Integer;
BEGIN
Abstract; { Abstract method }
END;
FUNCTION TSortedCollection.Search (Key: Pointer; Var Index: Sw_Integer): Boolean;
VAR L, H, I, C: Sw_Integer;
BEGIN
Search := False; { Preset failure }
L := 0; { Start count }
H := Count - 1; { End count }
While (L <= H) Do Begin
I := (L + H) SHR 1; { Mid point }
C := Compare(KeyOf(Items^[I]), Key); { Compare with key }
If (C < 0) Then L := I + 1 Else Begin { Item to left }
H := I - 1; { Item to right }
If C = 0 Then Begin { Item match found }
Search := True; { Result true }
If NOT Duplicates Then L := I; { Force kick out }
End;
End;
End;
Index := L; { Return result }
END;
PROCEDURE TSortedCollection.Insert (Item: Pointer);
VAR I: Sw_Integer;
BEGIN
If NOT Search(KeyOf(Item), I) OR Duplicates Then { Item valid }
AtInsert(I, Item); { Insert the item }
END;
PROCEDURE TSortedCollection.Store (Var S: TStream);
BEGIN
TCollection.Store(S); { Call ancestor }
S.Write(Duplicates, SizeOf(Duplicates)); { Write duplicate flag }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TStringCollection OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
FUNCTION TStringCollection.GetItem (Var S: TStream): Pointer;
BEGIN
GetItem := S.ReadStr; { Get new item }
END;
FUNCTION TStringCollection.Compare (Key1, Key2: Pointer): Sw_Integer;
VAR I, J: Integer; P1, P2: PString;
BEGIN
P1 := PString(Key1); { String 1 pointer }
P2 := PString(Key2); { String 2 pointer }
If (Length(P1^)<Length(P2^)) Then J := Length(P1^)
Else J := Length(P2^); { Shortest length }
I := 1; { First character }
While (I<J) AND (P1^[I]=P2^[I]) Do Inc(I); { Scan till fail }
If (P1^[I]=P2^[I]) Then Compare := 0 Else { Strings matched }
If (P1^[I]<P2^[I]) Then Compare := -1 Else { String1 < String2 }
Compare := 1; { String1 > String2 }
END;
PROCEDURE TStringCollection.FreeItem (Item: Pointer);
BEGIN
DisposeStr(Item); { Dispose item }
END;
PROCEDURE TStringCollection.PutItem (Var S: TStream; Item: Pointer);
BEGIN
S.WriteStr(Item); { Write string }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> TUnSortedStrCollection OBJECT METHODS <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
PROCEDURE TUnSortedStrCollection.Insert (Item: Pointer);
BEGIN
AtInsert(Count, Item); { NO sorting insert }
END;
FUNCTION TStream.Get: PObject;
BEGIN
END;
PROCEDURE TStream.Put (P: PObject);
BEGIN
END;
{***************************************************************************}
{ INTERFACE ROUTINES }
{***************************************************************************}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> DYNAMIC STRING INTERFACE ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
FUNCTION NewStr (Const S: String): PString;
VAR P: PString;
BEGIN
If (S = '') Then P := Nil Else Begin { Return nil }
GetMem(P, Length(S) + 1); { Allocate memory }
If (P<>Nil) Then P^ := S; { Hold string }
End;
NewStr := P; { Return result }
END;
PROCEDURE DisposeStr (P: PString);
BEGIN
If (P <> Nil) Then FreeMem(P, Length(P^) + 1); { Release memory }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> STREAM INTERFACE ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
PROCEDURE Abstract;
BEGIN
RunError(211); { Abstract error }
END;
PROCEDURE RegisterError;
BEGIN
RunError(212); { Register error }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> NEW FREE VISION STREAM ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
FUNCTION CreateStream (Strategy: Word; ReqSize: LongInt): PStream;
VAR Stream: PStream;
BEGIN
Stream := Nil; { Preset failure }
While (Strategy <> 0) AND (Stream = Nil) Do Begin
If (Strategy AND sa_XMSFirst <> 0) Then Begin { ** XMS STREAM ** }
End Else
If (Strategy AND sa_EMSFirst <> 0) Then Begin { ** EMS STREAM ** }
End Else
If (Strategy AND sa_RamFirst <> 0) Then Begin { ** RAM STREAM ** }
End Else
If (Strategy AND sa_DiskFirst <> 0) Then Begin { ** DISK STREAM ** }
End;
If (Stream<>Nil) AND (Stream^.Status <> stOk) { Stream in error }
Then Begin
Dispose(Stream, Done); { Dispose stream }
Stream := Nil; { Clear pointer }
End;
Strategy := Strategy SHL 4; { Next strategy mask }
End;
CreateStream := Stream; { Return stream result }
END;
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{<7B> NEW FREE VISION DOS FILE ROUTINES <20>}
{<7B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}
{***************************************************************************}
{ DosFileOpen -> Platforms DOS/DPMI/WIN/OS2 - Checked 16May96 LdB }
{***************************************************************************}
FUNCTION DosFileOpen (Var FileName: AsciiZ; Mode: Word): Word;
{$IFDEF NotOS2} { DOS/DPMI/WINDOWS }
{$IFDEF FPKPascal} { FPK Pascal compiler }
{$IFDEF GO32V2}
var regs : trealregs;
BEGIN
syscopytodos(longint(@FileName),256);
regs.realedx:=tb mod 16;
regs.realds:=tb div 16;
regs.realeax := Mode;
regs.realecx:=0;
sysrealintr($21,regs);
if (regs.realflags and 1) <> 0 then
begin
InOutRes:=lo(regs.realeax);
DosFileOpen:=$ffff;
exit;
end else
DosFileOpen:=regs.realeax;
END;
{$ELSE not GO32V2}
BEGIN
ASM
XOR %AX, %AX; { Clear error }
MOVW %AX, U_OBJECTS_DOSSTREAMERROR;
MOVL Filename, %EDX; { Filename to open }
XOR %CX, %CX;
MOVW Mode, %AX; { Mode to open file }
PUSHL %EBP;
INT $0x21; { Open/create the file }
POPL %EBP;
JNC EXIT1;
MOV %AX, U_OBJECTS_DOSSTREAMERROR; { Hold error }
XOR %AX, %AX; { Open failed }
EXIT1:
MOV %AX, U_OBJECTS_TRANSFERHANDLE; { Hold opened handle }
END;
DosFileOpen := TransferHandle; { Return handle }
END;
{$ENDIF GO32V2}
{$ELSE} { Other compilers }
ASSEMBLER;
ASM
XOR AX, AX; { Dos error cleared }
MOV DosStreamError, AX;
MOV AX, Mode; { Mode to open file }
PUSH DS;
LDS DX, FileName; { Filename to open }
XOR CX, CX;
INT $21; { Open/create file }
POP DS;
JNC @@Exit1; { Check for error }
MOV DosStreamError, AX;
XOR AX, AX; { Open fail return 0 }
@@Exit1:
END;
{$ENDIF}
{$ELSE} { OS2 CODE }
VAR Attr, OpenFlags, OpenMode: Word; Success, Handle, ActionTaken: Sw_Word;
BEGIN
Case Mode Of
stCreate: Begin { Create file }
Attr := $20; { Archive file }
OpenFlags := 18; { Open flags }
OpenMode := FmInOut; { Input/output file }
End;
stOpenRead: Begin { Open file for read }
Attr := $0; { Any attributes }
OpenFlags := 1; { Open flags }
OpenMode := FmInput; { Input file }
End;
stOpenWrite: Begin { Open file for write }
Attr := $0; { Any attributes }
OpenFlags := 1; { Open flags }
OpenMode := FmOutput; { Output file }
End;
stOpen: Begin { Open file read/write }
Attr := $0; { Any attributes }
OpenFlags := 1; { Open flags }
OpenMode := FmInOut; { Input/output file }
End;
End;
{$IFDEF Speed} { Speed pascal differs }
DosStreamError := DosOpen(CString(FileName), Handle,
{$ELSE} { Other OS2 compilers }
DosStreamError := DosOpen(@FileName[0], Handle,
{$ENDIF}
ActionTaken, 0, Attr, OpenFlags, OpenMode, Nil); { Open the file }
If (DosStreamError=0) Then DosFileOpen := Handle { Successful open }
Else DosFileOpen := 0; { Fail so return zero }
END;
{$ENDIF}
{$IFDEF NotOS2} { DOS/DPMI/WINDOWS }
{***************************************************************************}
{ DosRead -> Platforms DOS/DPMI/WIN - Checked 16May96 LdB }
{***************************************************************************}
FUNCTION DosRead (Handle: Word; Var BufferArea; BufferLength: Sw_Word;
Var BytesMoved: Sw_Word): Word;
{$IFDEF FPKPascal} { FPK pascal compiler }
{$IFDEF GO32V2}
BEGIN
BytesMoved:=system.do_read(Handle,longint(@BufferArea),BufferLength);
DosRead:=InOutRes;
End;
{$ELSE not GO32V2}
BEGIN
ASM
MOVL BufferArea, %EDX; { Buffer for data }
MOVL BufferLength, %CX; { Bytes to read }
MOVB $0x3F, %AH;
MOVW Handle, %BX; { Load file handle }
PUSHL %EBP;
INT $0x21; { Read from file }
POPL %EBP;
JC EXIT2; { Check for error }
MOVL BytesMoved, %EDI;
MOVZWL %AX, %EAX;
MOVL %EAX, (%EDI); { Update bytes moved }
XOR %EAX, %EAX; { Clear register }
EXIT2:
MOV %AX, U_OBJECTS_DOSSTREAMERROR; { DOS error returned }
END;
DosRead := DosStreamError; { Return any error }
END;
{$EndIf GO32V2}
{$ELSE} { Other compilers }
ASSEMBLER;
ASM
PUSH DS;
LDS DX, BufferArea; { Data dest buffer }
MOV CX, BufferLength;
MOV BX, Handle; { Load file handle }
MOV AH, $0x3F;
INT $0x21; { Read from file }
POP DS;
JC @@Exit2; { Check for error }
LES DI, BytesMoved;
MOV ES:[DI], AX; { Update bytes moved }
XOR AX, AX;
@@Exit2:
MOV DosStreamError, AX; { DOS error returned }
END;
{$ENDIF}
{***************************************************************************}
{ DosWrite -> Platforms DOS/DPMI/WIN - Checked 16May96 LdB }
{***************************************************************************}
FUNCTION DosWrite (Handle: Word; Var BufferArea; BufferLength: Sw_Word;
Var BytesMoved: Sw_Word): Word;
{$IFDEF FPKPascal} { FPK pascal compiler }
{$IFDEF GO32V2}
BEGIN
system.do_write(Handle,longint(@BufferArea),BufferLength);
BytesMoved:=BufferLength;
DosWrite:=InOutRes;
End;
{$ELSE not GO32V2}
BEGIN
ASM
MOVL BufferArea, %EDX; { Buffer with data }
MOVL BufferLength, %CX; { Bytes to write }
MOVB $0x40, %AH;
MOVW Handle, %BX; { Load file handle }
PUSHL %EBP;
INT $0x21; { Write to file }
POPL %EBP;
JC EXIT3; { Check for error }
MOVL BytesMoved, %EDI;
MOVZWL %AX, %EAX;
MOVL %EAX, (%EDI); { Update bytes moved }
XOR %EAX, %EAX;
EXIT3:
MOV %AX, U_OBJECTS_DOSSTREAMERROR; { DOS error returned }
END;
DosWrite := DosStreamError; { Return any error }
END;
{$ENDIF GO32V2}
{$ELSE} { Other compilers }
ASSEMBLER;
ASM
PUSH DS;
LDS DX, BufferArea; { Data source buffer }
MOV CX, BufferLength;
MOV BX, Handle; { Load file handle }
MOV AH, $40;
INT $21; { Write to file }
POP DS;
JC @@Exit3; { Check for error }
LES DI, BytesMoved;
MOV ES:[DI], AX; { Update bytes moved }
XOR AX, AX;
@@Exit3:
MOV DosStreamError, AX; { DOS error returned }
END;
{$ENDIF}
{***************************************************************************}
{ DosSetFilePtr -> Platforms DOS/DPMI/WIN - Checked 16May96 LdB }
{***************************************************************************}
FUNCTION DosSetFilePtr (Handle: Word; Pos: LongInt; MoveType: Word;
VAR NewPos: LongInt): Word;
{$IFDEF FPKPascal} { FPK pascal compiler }
BEGIN
ASM
MOVW MoveType, %AX; { Load move type }
MOVB $0x42, %AH;
MOVW POS, %DX; { Load file position }
MOVL POS, %ECX;
SHRL $16,%ECX;
MOVW Handle, %BX; { Load file handle }
PUSHL %EBP;
INT $0x21; { Position the file }
POPL %EBP;
JC EXIT4;
MOVL NewPos, %EDI; { New position address }
MOVW %AX, %BX;
MOVW %DX, %AX;
SHLL $0x10, %EAX; { Roll to high part }
MOVW %BX, %AX;
MOVL %EAX, (%EDI); { Update new position }
XOR %EAX, %EAX;
EXIT4:
MOVW %AX, U_OBJECTS_DOSSTREAMERROR; { DOS error returned }
END;
DosSetFilePtr := DosStreamError; { Return any error }
END;
{$ELSE} { Other compilers }
ASSEMBLER;
ASM
MOV AX, MoveType; { Load move type }
MOV AH, $42;
MOV DX, Pos.Word[0]; { Load file position }
MOV CX, Pos.Word[2];
MOV BX, Handle; { Load file handle }
INT $21; { Position the file }
JC @@Exit4;
LES DI, NewPos; { New position address }
MOV ES:[DI], AX;
MOV ES:[DI+2], DX; { Update new position }
XOR AX, AX;
@@Exit4:
MOV DosStreamError, AX; { DOS error returned }
END;
{$ENDIF}
{***************************************************************************}
{ DosClose -> Platforms DOS/DPMI/WIN - Checked 16May96 LdB }
{***************************************************************************}
PROCEDURE DosClose (Handle: Word);
{$IFDEF FPKPascal} { FPK pascal compiler }
BEGIN
ASM
XOR %AX, %AX;
MOVW %AX, U_OBJECTS_DOSSTREAMERROR; { DOS error cleared }
MOVB $0x3E, %AH;
MOVW Handle, %BX; { DOS file handle }
PUSHL %EBP;
INT $0x21; { Close the file }
POPL %EBP;
JNC EXIT5;
MOVW %AX, U_OBJECTS_DOSSTREAMERROR; { DOS error returned }
EXIT5:
END;
END;
{$ELSE} { Other compilers }
ASSEMBLER;
ASM
XOR AX, AX; { DOS error cleared }
MOV DosStreamError, AX;
MOV BX, Handle; { DOS file handle }
MOV AH, $3E;
INT $21; { Close the file }
JNC @@Exit5;
MOV DosStreamError, AX; { DOS error returned }
@@Exit5:
END;
{$ENDIF}
{$ENDIF}
END.
{
$Log$
Revision 1.1.1.1 1998-03-25 11:18:41 root
* Restored version
Revision 1.6 1998/02/06 18:49:21 florian
* range check error when compiling fixed
Revision 1.5 1998/01/26 11:56:46 michael
+ Added log at the end
Working file: rtl/dos/objects.pp
description:
----------------------------
revision 1.4
date: 1998/01/09 16:05:41; author: florian; state: Exp; lines: +1 -3
+ ojbpash.inc and objpas.inc
* {$E-} from objects.pp removed to avoid a warning
----------------------------
revision 1.3
date: 1998/01/06 00:29:29; author: michael; state: Exp; lines: +3 -3
Implemented a system independent sequence of reset/rewrite/append fileopenfunc etc system \n (from Peter Vreman)
----------------------------
revision 1.2
date: 1997/12/01 12:15:47; author: michael; state: Exp; lines: +13 -15
+ added copyright reference in header.
----------------------------
revision 1.1
date: 1997/11/27 08:33:50; author: michael; state: Exp;
Initial revision
----------------------------
revision 1.1.1.1
date: 1997/11/27 08:33:50; author: michael; state: Exp; lines: +0 -0
FPC RTL CVS start
=============================================================================
}
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