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
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