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162 lines
5.1 KiB
ObjectPascal
162 lines
5.1 KiB
ObjectPascal
{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2000 by the Free Pascal development team
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Copyright (c) 2001 Armin Diehl
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This unit implements the startup code for a netware nlm. It must be the first object file
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linked. Currently the 'old-style', similar to novell's prelude.obj is used. With the newer
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way (novells nwpre.obj) i only got abends. Dont know what's different in novells nwpre.
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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unit nwpre;
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interface
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{ 2000/08/29 armin: first version, untested
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2000/09/02 armin: Dont know why its not working with kNLMInfo...
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It always abends in TerminateNLM, so i am using the old style
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2001/04/15 armin: Added comments, S-
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Removed dead code }
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{$DEFINE OldPrelude}
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FUNCTION _Prelude (NLMHandle : LONGINT;
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initErrorScreenID : LONGINT;
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cmdLineP : PCHAR;
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loadDirectoryPath : PCHAR;
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uninitializedDataLength : LONGINT;
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NLMFileHandle : LONGINT;
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readRoutineP : POINTER;
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customDataOffset : LONGINT;
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customDataSize : LONGINT) : LONGINT; CDECL;
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implementation
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{$S-}
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FUNCTION _TerminateNLM (NLMInformation : POINTER;
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threadID, status : LONGINT) : LONGINT; CDECL; EXTERNAL;
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FUNCTION _SetupArgV_411 (MainProc : POINTER) : LONGINT; CDECL; EXTERNAL;
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FUNCTION _StartNLM (NLMHandle : LONGINT;
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initErrorScreenID : LONGINT;
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cmdLineP : PCHAR;
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loadDirectoryPath : PCHAR;
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uninitializedDataLength : LONGINT;
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NLMFileHandle : LONGINT;
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readRoutineP : POINTER;
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customDataOffset : LONGINT;
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customDataSize : LONGINT;
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NLMInformation : POINTER;
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userStartFunc : POINTER) : LONGINT; CDECL; EXTERNAL;
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{**************************************************************************************************}
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CONST TRADINIONAL_NLM_INFO_SIGNATURE = 0;
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TRADINIONAL_FLAVOR = 0;
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TRADINIONAL_VERSION = 0;
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LIBERTY_VERSION = 1;
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TERMINATE_BY_EXTERNAL_THREAD = 0;
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TERMINATE_BY_UNLOAD = 5;
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{$IFDEF OldPrelude}
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CONST NLMID : LONGINT = 0;
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{$ELSE}
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TYPE
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kNLMInfoT =
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PACKED RECORD
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Signature : ARRAY [0..3] OF CHAR; // LONG
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Flavor : LONGINT;
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Version : LONGINT;
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LongDoubleSize : LONGINT;
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wchar_tSize : LONGINT;
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END;
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CONST NLM_INFO_SIGNATURE = 'NLMI'; // 0x494d3c3e;
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kNLMInfo : kNLMInfoT =
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(Signature : NLM_INFO_SIGNATURE;
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Flavor : TRADINIONAL_FLAVOR; // 0
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Version : LIBERTY_VERSION; // 1
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LongDoubleSize : 8;
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wchar_tSize : 2);
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{$ENDIF}
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{**************************************************************************************************}
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{ _nlm_main is defined in system.pp. It sets command line parameters and calls PASCALMAIN }
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FUNCTION _nlm_main (Argc : LONGINT; ArgV : ARRAY OF PCHAR) : LONGINT; CDECL;
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EXTERNAL;
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FUNCTION _Stop : LONGINT; CDECL;
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BEGIN
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{$IFDEF OldPrelude}
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_Stop := _TerminateNLM (POINTER(NLMID),0,TERMINATE_BY_UNLOAD);
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{$ELSE}
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_Stop := _TerminateNLM (@kNLMInfo,0,TERMINATE_BY_UNLOAD);
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{$ENDIF}
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END;
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FUNCTION _cstart_ : LONGINT; CDECL;
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BEGIN
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_cstart_ := _SetupArgV_411 (@_nlm_main);
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END;
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FUNCTION _Prelude (NLMHandle : LONGINT;
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initErrorScreenID : LONGINT;
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cmdLineP : PCHAR;
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loadDirectoryPath : PCHAR;
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uninitializedDataLength : LONGINT;
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NLMFileHandle : LONGINT;
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readRoutineP : POINTER;
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customDataOffset : LONGINT;
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customDataSize : LONGINT) : LONGINT; CDECL;
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BEGIN
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_Prelude := _StartNLM
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(NLMHandle,
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initErrorScreenID,
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cmdLineP,
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loadDirectoryPath,
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uninitializedDataLength,
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NLMFileHandle,
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readRoutineP,
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customDataOffset,
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customDataSize,
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{$IFDEF OldPrelude}
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@NLMID,
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{$ELSE}
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@kNLMInfo,
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{$ENDIF}
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@_cstart_);
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END;
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end.
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{
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$Log$
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Revision 1.5 2002-09-07 16:01:20 peter
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* old logs removed and tabs fixed
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Revision 1.4 2002/03/17 17:57:33 armin
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+ threads and winsock2 implemented
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}
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