gsm.cs

企业短信群发系统

using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;

namespace SMS.BaseClass
{
    class GSM
    {
        [DllImport("dllforvc.dll",  //初始化GSM MODEM,并连接GSM MODEM
            EntryPoint = "GSMModemInitNew",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern bool GSMModemInitNew(
            string device,
            string baudrate,
            string initstring,
            string charset,
            bool swHandshake,
            string sn);
        [DllImport("dllforvc.dll", //获取短信猫新的表示号码
            EntryPoint = "GSMModemGetSnInfoNew",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern string GSMModemGetSnInfoNew(string device, string baudrate);
        [DllImport("dllforvc.dll", //获取当前通信端口
            EntryPoint = "GSMModemGetDevice",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern string GSMModemGetDevice();
        [DllImport("dllforvc.dll", //获得当前通信波特率
            EntryPoint = "GSMModemGetBaudrate",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern string GSMModemGetBaudrate();
        [DllImport("dllforvc.dll", //断开连接并释放内存空间
            EntryPoint = "GSMModemRelease",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern void GSMModemRelease();
        [DllImport("dllforvc.dll", //获取错误信息
            EntryPoint = "GSMModemGetErrorMsg",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern string GSMModemGetErrorMsg();
        [DllImport("dllforvc.dll", //发送短信息
            EntryPoint = "GSMModemSMSsend",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        public static extern bool GSMModemSMSsend(
            string serviceCenterAddress,
            int encodeval,
            string text,
            int textlen,
            string phonenumber,
            bool requestStatusReport);
        //接收短信息返回字符串格式为：手机号码|短信内容||手机号码|短信内容||
        [DllImport("dllforvc.dll",
            EntryPoint = "GSMModemSMSReadAll",
            CharSet = CharSet.Ansi,
            CallingConvention = CallingConvention.StdCall)]
        //RD_opt为1接收短信息后不做任何处理，0为接收后删除信息
        public static extern string GSMModemSMSReadAll(int RD_opt);
    }
}