以下是将给定的C结构体转换成等效的Java类的代码,其中使用了JNA库进行调用:

import com.sun.jna.Structure;
import com.sun.jna.Native;
import com.sun.jna.Pointer;

public class MVID_CODE_INFO_LIST extends Structure {
    public int nCodeNum;
    public MVID_CODE_INFO[] stCodeInfo = new MVID_CODE_INFO[MVID_MAX_CODENUM];
    public int[] nReserved = new int[32];

    public static final int MVID_MAX_CODENUM = 10;

    public static class ByReference extends MVID_CODE_INFO_LIST implements Structure.ByReference { }

    public static class ByValue extends MVID_CODE_INFO_LIST implements Structure.ByValue { }

    public MVID_CODE_INFO_LIST() {
        super();
    }

    public MVID_CODE_INFO_LIST(Pointer p) {
        super(p);
    }

    public static MVID_CODE_INFO_LIST fromNative(Pointer p) {
        return Structure.newInstance(MVID_CODE_INFO_LIST.class, p);
    }

    public static MVID_CODE_INFO_LIST[] newArray(int arrayLength) {
        return Structure.newArray(MVID_CODE_INFO_LIST.class, arrayLength);
    }

    @Override
    protected ByReference newInstance() {
        return new ByReference();
    }

    @Override
    public void read() {
        super.read();
        stCodeInfo = new MVID_CODE_INFO[MVID_MAX_CODENUM];
        for (int i = 0; i < MVID_MAX_CODENUM; i++) {
            stCodeInfo[i].read();
        }
    }

    @Override
    public void write() {
        super.write();
        for (int i = 0; i < MVID_MAX_CODENUM; i++) {
            stCodeInfo[i].write();
        }
    }
}

请确保已经将JNA库添加到项目依赖中。现在,您可以使用此Java类来调用C代码中的函数。

将C结构体MVID_CODE_INFO_LIST转换为Java类并使用JNA调用

原文地址: http://www.cveoy.top/t/topic/pjfW 著作权归作者所有。请勿转载和采集!

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