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POConversion from C++ to Delphi
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  1. POConversion from C++ to Delphi
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    copied!<p>Could someone helps me in porting this C++ function into Delphi?</p> <p><code>sys</code> is a class named <code>TSystem</code>.</p> <p><code>SharedMem</code> is a class named <code>TVirtualMemory</code>.</p> <pre><code>int Process::FixApi(dword FileHandler,image_import_descriptor* Imports,dword dllbase){ image_import_by_name** names; dword* pointers; if (Imports-&gt;original_first_thunk!=0){ names=(image_import_by_name**)Imports-&gt;original_first_thunk; }else{ names=(image_import_by_name**)Imports-&gt;first_thunk; }; names=(image_import_by_name**)((dword)names+FileHandler); pointers=(dword*)(Imports-&gt;first_thunk + FileHandler); if (Imports-&gt;first_thunk==0)return 0; for (int i=0;i&lt;200;i++){ if (names[i]==0)break; if(!((dword)(names[i]-&gt;name+FileHandler) &amp; 0x80000000)){ dword s=(dword)names[i]-&gt;name; dword ptr=sys-&gt;GetAPI((char*)(s+FileHandler),dllbase); dword n=this-&gt;SharedMem-&gt;get_virtual_pointer(ptr); if (n!=0){ ptr=n; } memcpy(&amp;pointers[i],&amp;ptr,4); } }; }; </code></pre> <p>thank you</p> <p>This is my attempt to convert the above code : </p> <pre><code>function FixApi(FileHandler: dword; Imports: Pimage_import_descriptor; dllbase: dword): Integer; var names:^image_import_by_name; pointers:Pdword; i:integer; s,ptr,n:dword; begin if Imports^.original_first_thunk&lt;&gt;0 then names:=Pointer(Imports^.original_first_thunk) else names:=Pointer(Imports^.first_thunk); names:=Pointer(dword(names)+FileHandler); pointers:=Pdword(Imports^.first_thunk+FileHandler); if (Imports^.first_thunk=0)then result:=0; for i:=0 to 200 do begin { // i didn't get it if (names[i]==0)break; if(!((dword)(names[i]-&gt;name+FileHandler) &amp; 0x80000000)){ dword s=(dword)names[i]-&gt;name; } ptr:=sys.GetAPI(PChar(s+FileHandler),dllbase); n:=SharedMem.get_virtual_pointer(ptr); if n&lt;&gt;0 then ptr:=n; CopyMemory(@pointers[i],@ptr,4); end; end; </code></pre>
 

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