实现了java调用c的功能（JNI），生成了所需要的dll。-realized java call the function c (JNI), the formation of the required dll.

用data_seg共享数据字段进行内存数据共享。此程序用VC6.0编写，生成DLL以供其他程序调用-For memory data sharing with data_seg shared data fields. Use VC6.0 to Develop, build DLL file for other programs to call.