短信收发类
1/2:PDUdecoding.cs
///文 件:PDUdecoding.cs ///概 要:针对国内短信编码(USC2) ///组成结构:包含四个函数: /// smsDecodedCenterNumber(string srvCenterNumber) 短信中心号编码 /// smsPDUEncoded(string srvContent) 短信内容编码 /// smsDecodedNumber(string srvNumber) 接收短信手机号编码 /// smsDecodedsms(string strCenterNumber, string strNumber, string strSMScontent) 整个短信的编码 /// 一个字段 /// string nLength; //要发送内容的长度,由两部分组成,接收手机号加上要发送的内容 using System; using System.Text; namespace GSM { public class PDUdecoding { public string nLength; //要发送内容的长度,由两部分组成,接收手机号加上要发送的内容 /// <summary> /// 函数功能:短信内容编码 /// 函数名称:smsPDUEncoded(string srvContent) /// 参 数:srvContent 要进行转换的短信内容,string类型 /// 返 回 值:编码后的短信内容,string类型 /// 函数说明: /// 1,采用Big-Endian 字节顺序的 Unicode 格式编码,也就说把高低位的互换在这里完成了 /// 2,将转换后的短信内容存进字节数组 /// 3,去掉在进行Unicode格式编码中,两个字节中的"-",例如:00-21,变成0021 /// 4,将整条短信内容的长度除2,保留两位16进制数 /// </summary> public string smsPDUEncoded(string srvContent) { Encoding encodingUTF = System.Text.Encoding.BigEndianUnicode; string s = null; byte[] encodedBytes = encodingUTF.GetBytes(srvContent); for (int i = 0; i < encodedBytes.Length; i++) { s += BitConverter.ToString(encodedBytes, i, 1); } s = String.Format("{0:X2}{1}", s.Length / 2, s); return s; } /// <summary> /// 函数功能:短信中心号编码 /// 函数名称:smsDecodedCenterNumber(string srvCenterNumber) /// 参 数:srvCenterNumber 要进行转换的短信中心号,string类型 /// 返 回 值:编码后的短信中心号,string类型 /// 函数说明: /// 1,将奇数位和偶数位交换。 /// 2,短信中心号奇偶数交换后,看看长度是否为偶数,如果不是,最后添加F /// 3,加上短信中心号类型,91为国际化 /// 4,计算编码后的短信中心号长度,并格化成二位的十六进制 /// </summary> public string smsDecodedCenterNumber(string srvCenterNumber) { string s = null; int nLength = srvCenterNumber.Length; for (int i = 1; i < nLength; i += 2) //奇偶互换 { s += srvCenterNumber[i]; s += srvCenterNumber[i - 1]; } if (!(nLength % 2 == 0)) //是否为偶数,不是就加上F,并对最后一位与加上的F位互换 { s += 'F'; s += srvCenterNumber[nLength - 1]; } s = String.Format("91{0}", s); //加上91,代表短信中心类型为国际化 s = String.Format("{0:X2}{1}", s.Length / 2, s); //编码后短信中心号长度,并格式化成二位十六制 return s; } /// <summary> /// 函数功能:接收短信手机号编码 /// 函数名称:smsDecodedNumber(string srvNumber) /// 参 数:srvCenterNumber 要进行转换的短信中心号,string类型 /// 返 回 值:编码后的接收短信手机号,string类型 /// 函数说明: /// 1,检查当前接收手机号是否按标准格式书写,不是,就补上“86” /// 1,将奇数位和偶数位交换。 /// 2,短信中心号奇偶数交换后,看看长度是否为偶数,如果不是,最后添加F /// </summary> public string smsDecodedNumber(string srvNumber) { string s = null; if (!(srvNumber.Substring(0, 2) == "86")) { srvNumber = String.Format("86{0}", srvNumber); //检查当前接收手机号是否按标准格式书写,不是,就补上“86” } int nLength = srvNumber.Length; for (int i = 1; i < nLength; i += 2) //将奇数位和偶数位交换 { s += srvNumber[i]; s += srvNumber[i - 1]; } if (!(nLength % 2 == 0)) //是否为偶数,不是就加上F,并对最后一位与加上的F位互换 { s += 'F'; s += srvNumber[nLength - 1]; } return s; } /// <summary> /// 函数功能:整个短信的编码 /// 函数名称:smsDecodedsms(string strCenterNumber, string strNumber, string strSMScontent) /// 参 数:strCenterNumber 要进行转换的短信中心号,string类型 /// strNumber 接收手机号码,string类型 /// strSMScontent 短信内容 /// 返 回 值:完整的短信编码,可以在AT指令中执行,string类型 /// 函数说明: /// 11000D91和000800 在国内,根据PDU编码原则,我们写死在此,详细解释请看我的文章 /// </summary> public string smsDecodedsms(string strCenterNumber, string strNumber, string strSMScontent) { string s = String.Format("{0}11000D91{1}000800{2}", smsDecodedCenterNumber(strCenterNumber), smsDecodedNumber(strNumber), smsPDUEncoded(strSMScontent)); nLength = String.Format("{0:D2}", (s.Length - smsDecodedCenterNumber(strCenterNumber).Length) / 2); //获取短信内容加上手机号码长度 return s; } } }
2/2:JustinIO.cs
using System; using System.Runtime.InteropServices; namespace JustinIO { class CommPort { public string PortNum; public int BaudRate; public byte ByteSize; public byte Parity; // 0-4=no,odd,even,mark,space public byte StopBits; // 0,1,2 = 1, 1.5, 2 public int ReadTimeout; //comm port win32 file handle private int hComm = -1; public bool Opened = false; //win32 api constants private const uint GENERIC_READ = 0x80000000; private const uint GENERIC_WRITE = 0x40000000; private const int OPEN_EXISTING = 3; private const int INVALID_HANDLE_VALUE = -1; [StructLayout(LayoutKind.Sequential)] public struct DCB { //taken from c struct in platform sdk public int DCBlength; // sizeof(DCB) public int BaudRate; // 指定当前波特率 current baud rate // these are the c struct bit fields, bit twiddle flag to set public int fBinary; // 指定是否允许二进制模式,在windows95中必须主TRUE binary mode, no EOF check public int fParity; // 指定是否允许奇偶校验 enable parity checking public int fOutxCtsFlow; // 指定CTS是否用于检测发送控制,当为TRUE是CTS为OFF,发送将被挂起。 CTS output flow control public int fOutxDsrFlow; // 指定CTS是否用于检测发送控制 DSR output flow control public int fDtrControl; // DTR_CONTROL_DISABLE值将DTR置为OFF, DTR_CONTROL_ENABLE值将DTR置为ON, DTR_CONTROL_HANDSHAKE允许DTR"握手" DTR flow control type public int fDsrSensitivity; // 当该值为TRUE时DSR为OFF时接收的字节被忽略 DSR sensitivity public int fTXContinueOnXoff; // 指定当接收缓冲区已满,并且驱动程序已经发送出XoffChar字符时发送是否停止。TRUE时,在接收缓冲区接收到缓冲区已满的字节XoffLim且驱动程序已经发送出XoffChar字符中止接收字节之后,发送继续进行。 FALSE时,在接收缓冲区接收到代表缓冲区已空的字节XonChar且驱动程序已经发送出恢复发送的XonChar之后,发送继续进行。XOFF continues Tx public int fOutX; // TRUE时,接收到XoffChar之后便停止发送接收到XonChar之后将重新开始 XON/XOFF out flow control public int fInX; // TRUE时,接收缓冲区接收到代表缓冲区满的XoffLim之后,XoffChar发送出去接收缓冲区接收到代表缓冲区空的XonLim之后,XonChar发送出去 XON/XOFF in flow control public int fErrorChar; // 该值为TRUE且fParity为TRUE时,用ErrorChar 成员指定的字符代替奇偶校验错误的接收字符 enable error replacement public int fNull; // eTRUE时,接收时去掉空(0值)字节 enable null stripping public int fRtsControl; // RTS flow control /* RTS_CONTROL_DISABLE时,RTS置为OFF RTS_CONTROL_ENABLE时, RTS置为ON RTS_CONTROL_HANDSHAKE时, 当接收缓冲区小于半满时RTS为ON 当接收缓冲区超过四分之三满时RTS为OFF RTS_CONTROL_TOGGLE时, 当接收缓冲区仍有剩余字节时RTS为ON ,否则缺省为OFF */ public int fAbortOnError; // TRUE时,有错误发生时中止读和写操作 abort on error public int fDummy2; // 未使用 reserved public uint flags; public ushort wReserved; // 未使用,必须为0 not currently used public ushort XonLim; // 指定在XON字符发送这前接收缓冲区中可允许的最小字节数 transmit XON threshold public ushort XoffLim; // 指定在XOFF字符发送这前接收缓冲区中可允许的最小字节数 transmit XOFF threshold public byte ByteSize; // 指定端口当前使用的数据位 number of bits/byte, 4-8 public byte Parity; // 指定端口当前使用的奇偶校验方法,可能为:EVENPARITY,MARKPARITY,NOPARITY,ODDPARITY 0-4=no,odd,even,mark,space public byte StopBits; // 指定端口当前使用的停止位数,可能为:ONESTOPBIT,ONE5STOPBITS,TWOSTOPBITS 0,1,2 = 1, 1.5, 2 public char XonChar; // 指定用于发送和接收字符XON的值 Tx and Rx XON character public char XoffChar; // 指定用于发送和接收字符XOFF值 Tx and Rx XOFF character public char ErrorChar; // 本字符用来代替接收到的奇偶校验发生错误时的值 error replacement character public char EofChar; // 当没有使用二进制模式时,本字符可用来指示数据的结束 end of input character public char EvtChar; // 当接收到此字符时,会产生一个事件 received event character public ushort wReserved1; // 未使用 reserved; do not use } [StructLayout(LayoutKind.Sequential)] private struct COMMTIMEOUTS { public int ReadIntervalTimeout; public int ReadTotalTimeoutMultiplier; public int ReadTotalTimeoutConstant; public int WriteTotalTimeoutMultiplier; public int WriteTotalTimeoutConstant; } [StructLayout(LayoutKind.Sequential)] private struct OVERLAPPED { public int Internal; public int InternalHigh; public int Offset; public int OffsetHigh; public int hEvent; } [DllImport("kernel32.dll")] private static extern int CreateFile( string lpFileName, // 要打开的串口名称 uint dwDesiredAccess, // 指定串口的访问方式,一般设置为可读可写方式 int dwShareMode, // 指定串口的共享模式,串口不能共享,所以设置为0 int lpSecurityAttributes, // 设置串口的安全属性,WIN9X下不支持,应设为NULL int dwCreationDisposition, // 对于串口通信,创建方式只能为OPEN_EXISTING int dwFlagsAndAttributes, // 指定串口属性与标志,设置为FILE_FLAG_OVERLAPPED(重叠I/O操作),指定串口以异步方式通信 int hTemplateFile // 对于串口通信必须设置为NULL ); [DllImport("kernel32.dll")] private static extern bool GetCommState( int hFile, //通信设备句柄 ref DCB lpDCB // 设备控制块DCB ); [DllImport("kernel32.dll")] private static extern bool BuildCommDCB( string lpDef, // 设备控制字符串 ref DCB lpDCB // 设备控制块 ); [DllImport("kernel32.dll")] private static extern bool SetCommState( int hFile, // 通信设备句柄 ref DCB lpDCB // 设备控制块 ); [DllImport("kernel32.dll")] private static extern bool GetCommTimeouts( int hFile, // 通信设备句柄 handle to comm device ref COMMTIMEOUTS lpCommTimeouts // 超时时间 time-out values ); [DllImport("kernel32.dll")] private static extern bool SetCommTimeouts( int hFile, // 通信设备句柄 handle to comm device ref COMMTIMEOUTS lpCommTimeouts // 超时时间 time-out values ); [DllImport("kernel32.dll")] private static extern bool ReadFile( int hFile, // 通信设备句柄 handle to file byte[] lpBuffer, // 数据缓冲区 data buffer int nNumberOfBytesToRead, // 多少字节等待读取 number of bytes to read ref int lpNumberOfBytesRead, // 读取多少字节 number of bytes read ref OVERLAPPED lpOverlapped // 溢出缓冲区 overlapped buffer ); [DllImport("kernel32.dll")] private static extern bool WriteFile( int hFile, // 通信设备句柄 handle to file byte[] lpBuffer, // 数据缓冲区 data buffer int nNumberOfBytesToWrite, // 多少字节等待写入 number of bytes to write ref int lpNumberOfBytesWritten, // 已经写入多少字节 number of bytes written ref OVERLAPPED lpOverlapped // 溢出缓冲区 overlapped buffer ); [DllImport("kernel32.dll")] private static extern bool CloseHandle( int hObject // handle to object ); [DllImport("kernel32.dll")] private static extern uint GetLastError(); public void Open() { DCB dcbCommPort = new DCB(); COMMTIMEOUTS ctoCommPort = new COMMTIMEOUTS(); // 打开串口 OPEN THE COMM PORT. hComm = CreateFile(PortNum, GENERIC_READ | GENERIC_WRITE, 0, 0, OPEN_EXISTING, 0, 0); // 如果串口没有打开,就打开 IF THE PORT CANNOT BE OPENED, BAIL OUT. if (hComm == INVALID_HANDLE_VALUE) { throw (new ApplicationException("非法操作,不能打开串口!")); } // 设置通信超时时间 SET THE COMM TIMEOUTS. GetCommTimeouts(hComm, ref ctoCommPort); ctoCommPort.ReadTotalTimeoutConstant = ReadTimeout; ctoCommPort.ReadTotalTimeoutMultiplier = 0; ctoCommPort.WriteTotalTimeoutMultiplier = 0; ctoCommPort.WriteTotalTimeoutConstant = 0; SetCommTimeouts(hComm, ref ctoCommPort); // 设置串口 SET BAUD RATE, PARITY, WORD SIZE, AND STOP BITS. GetCommState(hComm, ref dcbCommPort); dcbCommPort.BaudRate = BaudRate; dcbCommPort.flags = 0; //dcb.fBinary=1; dcbCommPort.flags |= 1; if (Parity > 0) { //dcb.fParity=1 dcbCommPort.flags |= 2; } dcbCommPort.Parity = Parity; dcbCommPort.ByteSize = ByteSize; dcbCommPort.StopBits = StopBits; //if (!BuildCommDCB("9600,n,8,1 ", ref dcbCommPort)) //{ // throw (new ApplicationException("非法操作,不能打开串口! ")); //} if (!SetCommState(hComm, ref dcbCommPort)) { //uint ErrorNum=GetLastError(); throw (new ApplicationException("非法操作,不能打开串口!")); } //unremark to see if setting took correctly //DCB dcbCommPort2 = new DCB(); //GetCommState(hComm, ref dcbCommPort2); Opened = true; } public void Close() { if (hComm != INVALID_HANDLE_VALUE) { CloseHandle(hComm); } } public byte[] Read(int NumBytes) { byte[] BufBytes; byte[] OutBytes; BufBytes = new byte[NumBytes]; if (hComm != INVALID_HANDLE_VALUE) { OVERLAPPED ovlCommPort = new OVERLAPPED(); int BytesRead = 0; ReadFile(hComm, BufBytes, NumBytes, ref BytesRead, ref ovlCommPort); OutBytes = new byte[BytesRead]; Array.Copy(BufBytes, OutBytes, BytesRead); } else { throw (new ApplicationException("串口未打开!")); } return OutBytes; } public void Write(byte[] WriteBytes) { if (hComm != INVALID_HANDLE_VALUE) { OVERLAPPED ovlCommPort = new OVERLAPPED(); int BytesWritten = 0; WriteFile(hComm, WriteBytes, WriteBytes.Length, ref BytesWritten, ref ovlCommPort); } else { throw (new ApplicationException("串口未打开!")); } } } class HexCon { // 把十六进制字符串转换成字节型和把字节型转换成十六进制字符串 converter hex string to byte and byte to hex string public static string ByteToString(byte[] InBytes) { string StringOut = ""; foreach (byte InByte in InBytes) { StringOut = StringOut + String.Format("{0:X2} ", InByte); } return StringOut; } public static byte[] StringToByte(string InString) { string[] ByteStrings; ByteStrings = InString.Split(" ".ToCharArray()); byte[] ByteOut; ByteOut = new byte[ByteStrings.Length - 1]; for (int i = 0; i == ByteStrings.Length - 1; i++) { ByteOut[i] = Convert.ToByte(("0x" + ByteStrings[i])); } return ByteOut; } } }
reference:
http://www.cnblogs.com/relang99/archive/2009/02/01/1284940.html