将jna与FAR PASCAL自定义dll一起使用

将jna与FAR PASCAL自定义dll一起使用,dll,jna,Dll,Jna,我正在使用JNA访问一个自定义DLL,它似乎在使用FAR PASCAL调用约定,但每次我尝试访问它时JVM都会崩溃 dll的开发指南中说: BOOL-FAR-PASCAL-GetIomemVersion(LPSTR) 依赖沃克告诉我: _GetIomemVersion@4 public class PebblePrinter { public interface Iomem extends StdCallLibrary { boolean _GetIomemVersion

我正在使用JNA访问一个自定义DLL,它似乎在使用FAR PASCAL调用约定,但每次我尝试访问它时JVM都会崩溃

dll的开发指南中说: BOOL-FAR-PASCAL-GetIomemVersion(LPSTR)

依赖沃克告诉我: _GetIomemVersion@4

public class PebblePrinter {
    public interface Iomem extends StdCallLibrary {
        boolean _GetIomemVersion(String version);
    }    

    String version;  
    Iomem INSTANCE;  
    StdCallFunctionMapper myMapper;

    public PebblePrinter() { 
        HashMap optionMap = new HashMap();
        myMapper = new StdCallFunctionMapper();
        optionMap.put(Library.OPTION_FUNCTION_MAPPER, myMapper);
        INSTANCE = (Iomem)Native.loadLibrary("iomem", Iomem.class,optionMap);
    }
    public String getIomemVersion(){
        INSTANCE._GetIomemVersion(version);
        return version;
    }
}
使用C#代码,使用

[DllImport("iomem.dll", EntryPoint = "_GetIomemVersion@4")]
public static extern bool GetIomemVersion(IntPtr version);
你能告诉我我做错了什么吗? 提前感谢

问题解决了

我刚刚使用了错误的参数。。 GetIomemVersion需要一个指针

boolean _GetIomemVersion(Pointer version);


public String getIomemVersion(){    
   Memory m = new Memory(1024);
   Pointer x = m.getPointer(0);
   INSTANCE._GetIomemVersion(x);
   return x.getString(0);   
}