updown/jellyfish/demo/odd/JingLun.cs

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

namespace demo.ExternalDevices
{
    public enum EM_READCARD
    {
        OPEN_FAILED,
        IDENTIFY_FAILED,
        READ_FAILED,
        READ_OK
    }
    class JingLun
    {
        [DllImport(@"jinglun_dll\Sdtapi.dll")]
        private static extern int InitComm(int iPort);
        [DllImport(@"jinglun_dll\Sdtapi.dll")]
        private static extern int Authenticate();
        [DllImport(@"jinglun_dll\Sdtapi.dll")]
        private static extern int ReadBaseInfos(StringBuilder Name, StringBuilder Gender, StringBuilder Folk,
                                                    StringBuilder BirthDay, StringBuilder Code, StringBuilder Address,
                                                        StringBuilder Agency, StringBuilder ExpireStart, StringBuilder ExpireEnd);
        [DllImport(@"jinglun_dll\Sdtapi.dll")]
        private static extern int CloseComm();
        [DllImport(@"jinglun_dll\Sdtapi.dll")]
        private static extern int ReadBaseMsg(byte[] pMsg, ref int len);
        [DllImport(@"jinglun_dll\Sdtapi.dll")]
        private static extern int ReadBaseMsgW(byte[] pMsg, ref int len);


        public static EM_READCARD ReadCard(StringBuilder Name, StringBuilder Code)
        {            
            //Name = new StringBuilder(31);
            StringBuilder Gender = new StringBuilder(3);
            StringBuilder Folk = new StringBuilder(10);
            StringBuilder BirthDay = new StringBuilder(9);
            //Code = new StringBuilder(19);
            StringBuilder Address = new StringBuilder(71);
            StringBuilder Agency = new StringBuilder(31);
            StringBuilder ExpireStart = new StringBuilder(9);
            StringBuilder ExpireEnd = new StringBuilder(9);
            byte[] pMsg = new byte[256];
            int len = 0;
            string[] temp;
            string[] baseinfo = new string[9];
            char[] param = { '\0' };

            //打开端口
            int intOpenRet = InitComm(1001);
            if (intOpenRet != 1)
            {
                return EM_READCARD.OPEN_FAILED;
            }

            //卡认证
            int intReadRet = Authenticate();
            if (intReadRet != 1)
            {
                CloseComm();
                return EM_READCARD.IDENTIFY_FAILED;
            }

            int intReadBaseInfosRet = ReadBaseInfos(Name, Gender, Folk, BirthDay, Code, Address, Agency, ExpireStart, ExpireEnd);
            if (intReadBaseInfosRet != 1)
            {                
                CloseComm();
                return EM_READCARD.READ_FAILED;
            }
            return EM_READCARD.READ_OK;
        }
    }
}