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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>I was able to use a C library by creating the following unit, the hardest part was getting variable types to match. Perhaps this example of linking a C library to Free Pascal will help.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>James<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'>Unit InpOut32;<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'>Interface<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function IsInpOutDriverOpen:Boolean;{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function IsXP64Bit:Boolean;{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function Inp32(Port:LongInt):Byte;{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Procedure Out32(Port:LongInt; Value:Byte);{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function DlPortReadPortUChar(Port:LongInt):Char;{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Procedure DlPortWritePortUChar(Port:LongInt; Value:Char);{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function DlPortReadPortUShort(Port:LongInt):Word;{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Procedure DlPortWritePortUShort(Port:LongInt; Value:Word);{$Ifndef Win32} cdecl {$Else} stdcall {$EndIf};<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'>Implementation<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function IsInpOutDriverOpen; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function IsXP64Bit; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function Inp32; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Procedure Out32; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function DlPortReadPortUChar; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Procedure DlPortWritePortUChar; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Function DlPortReadPortUShort; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'> Procedure DlPortWritePortUShort; {$Ifndef Win32} cdecl {$Else} stdcall {$EndIf}; external 'inpout32.DLL';<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'>End.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> fpc-pascal-bounces@lists.freepascal.org [mailto:fpc-pascal-bounces@lists.freepascal.org] <b>On Behalf Of </b>Sandro Cumerlato<br><b>Sent:</b> Thursday, September 15, 2016 12:52 PM<br><b>To:</b> FPC-Pascal users discussions <fpc-pascal@lists.freepascal.org><br><b>Subject:</b> Re: [fpc-pascal] Reed-Solomon algorithm<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p>A quick search on Google pointed me to:<o:p></o:p></p><p><a href="https://github.com/catid/longhair">https://github.com/catid/longhair</a><o:p></o:p></p><p>It is a C library implementing the Reed Solomon algorithm. <o:p></o:p></p><p>I think that it's possible to build a dll from sources and create the corresponding fpc binding from the .h include file.<o:p></o:p></p><p>Best regards. <o:p></o:p></p><p>Sandro Cumerlato <o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On 15 Sep 2016 18:29, "duilio foschi" <<a href="mailto:octopushole@gmail.com">octopushole@gmail.com</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal>can somebody point me to the algorithm above written in Pascal ?<br><br>As an alternative, can somebody point me to the algorithm above<br>written in some DLL I could use from FPC ?<br><br>Thank you<br><br>Peppe Polpo<br>_______________________________________________<br>fpc-pascal maillist - <a href="mailto:fpc-pascal@lists.freepascal.org">fpc-pascal@lists.freepascal.org</a><br><a href="http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-pascal" target="_blank">http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-pascal</a><o:p></o:p></p></blockquote></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>