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DllStructCreate.au3
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2006-06-17
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;=========================================================
; Create the struct
; struct {
; int var1;
; unsigned char var2;
; unsigned int var3;
; char var4[128];
; }
;=========================================================
$str = "int;ubyte;uint;char[128]"
$a = DllStructCreate($str)
if @error Then
MsgBox(0,"","Error in DllStructCreate " & @error);
exit
endif
;=========================================================
; Set data in the struct
; struct.var1 = -1;
; struct.var2 = 255;
; struct.var3 = INT_MAX; -1 will be typecasted to (unsigned int)
; strcpy(struct.var4,"Hello");
; struct.var4[0] = 'h';
;=========================================================
DllStructSetData($a,1,-1)
DllStructSetData($a,2,255)
DllStructSetData($a,3,-1)
DllStructSetData($a,4,"Hello")
DllStructSetData($a,4,Asc("h"),1)
;=========================================================
; Display info in the struct
;=========================================================
MsgBox(0,"DllStruct","Struct Size: " & DllStructGetSize($a) & @CRLF & _
"Struct pointer: " & DllStructGetPtr($a) & @CRLF & _
"Data:" & @CRLF & _
DllStructGetData($a,1) & @CRLF & _
DllStructGetData($a,2) & @CRLF & _
DllStructGetData($a,3) & @CRLF & _
DllStructGetData($a,4))
;=========================================================
; Free the memory allocated for the struct
;=========================================================
$a=0