zealware提供的CNGPAPI接口库包含以下三个文件：cngp.h,cngpapi.lib,cngpapi.dll。

cngp.h是接口库的头文件，包括cngp2.0的消息结构定义，和接口的导出函数定义。消息结构包括：

CNGP_HEAD　　　　　　　　协议消息头

CNGP_SUBMIT　　　　　　　　SP下行包

CNGP_SUBMIT_RESP　　　　SP下行包应答

CNGP_DELIVER　　　　　　网关上行包

CNGP_DELIVER_RESP　　　　上行包应答

CNGP_STATUS_REPORT　　　　状态报告

MtStr　　　　　　　　　　　　包括消息头和下行包应答定义

MoStr　　　　　　　　　　包括消息头和上行包定义

二次开发时只需要用到MtStr和MoStr两种消息。

-zealware CNGPAPI interface provided by the library include the following three documents : cngp.h, cngpapi.lib, cngpapi.dll. Cngp.h interface is the first bank documents, including news cngp2.0 structure definition, and the interface is derived function definition. News structure includes : the first news CNGP_HEAD agreement CNGP_SUBMIT SP downlink packet CNGP_SUBMI T_RESP SP response CNGP_DELIVER downlink packet uplink packet gateways CNGP_DELIV ER_RESP uplink packet response CNGP_STATUS_REPORT status report MtStr packet the first includes news and downlink packet response definition MoStr including news first and uplink packet definition of secondary development only need to resort to Mt Str MoStr and two news.