diff host/tools/ecostest/common/eCosTestSerial.h @ 76:435cced73e2f ecos-v1_3_1-release

eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
author jlarmour
date Tue, 28 Mar 2000 14:10:45 +0000
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+//####COPYRIGHTBEGIN####
+//                                                                          
+// ----------------------------------------------------------------------------
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
+//
+// This program is part of the eCos host tools.
+//
+// This program is free software; you can redistribute it and/or modify it 
+// under the terms of the GNU General Public License as published by the Free 
+// Software Foundation; either version 2 of the License, or (at your option) 
+// any later version.
+// 
+// This program is distributed in the hope that it will be useful, but WITHOUT 
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for 
+// more details.
+// 
+// You should have received a copy of the GNU General Public License along with
+// this program; if not, write to the Free Software Foundation, Inc., 
+// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+//
+// ----------------------------------------------------------------------------
+//                                                                          
+//####COPYRIGHTEND####
+//=================================================================
+//
+//        eCosTestSerial.h
+//
+//        Serial test class
+//
+//=================================================================
+//=================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     sdf
+// Contributors:  sdf
+// Date:          1999-04-01
+// Description:   This class abstracts the serial port for use in the testing infrastructure
+// Usage:
+//
+//
+//####DESCRIPTIONEND####
+
+#ifndef _CECOSSERIAL_H
+#define _CECOSSERIAL_H
+#include "eCosStd.h"
+#include "eCosTestSocket.h"
+#include "Collections.h"
+
+class CeCosTestSerial {
+    friend int CeCosTestSocket::SSRead (CeCosTestSerial &serial,CeCosTestSocket &socket,void *pBuf,unsigned int nSize,unsigned int &nRead,bool *pbStop);
+
+public:
+    enum StopBitsType { ONE_STOP_BIT, ONE_POINT_FIVE_STOP_BITS, TWO_STOP_BITS };
+    CeCosTestSerial(LPCTSTR pszPort,int nBaud); // ctor and open all in one go
+    CeCosTestSerial(); // Call Open() later
+    virtual ~CeCosTestSerial(); // Call Open() later
+
+    bool Open(LPCTSTR pszPort,int nBaud);
+
+    // Set various line characteristics.  This can be done with the line open or closed.
+    bool SetBaud(unsigned int nBaud,bool bApplySettingsNow=true);
+    bool SetParity(bool bParityOn,bool bApplySettingsNow=true);
+    bool SetDataBits(int n,bool bApplySettingsNow=true);
+    bool SetStopBits(StopBitsType n,bool bApplySettingsNow=true);
+    bool SetReadTimeOuts(int nTotal,int nBetweenChars,bool bApplySettingsNow=true); // mSec
+    bool SetWriteTimeOuts(int nTotal,int nBetweenChars,bool bApplySettingsNow=true); // mSec
+
+    bool ApplySettings();
+    
+    // Get them:
+    int  GetParity() const { return m_bParity; }
+    int  GetDataBits() const { return m_nDataBits; }
+    StopBitsType GetStopBits() const { return m_nStopBits; }
+    unsigned int GetBaud() const { return m_nBaud; }
+    bool GetReadTimeOuts(int &nTotal,int &nBetweenChars) const {nTotal=m_nTotalReadTimeout; nBetweenChars=m_nInterCharReadTimeout; return true; }// mSec
+    bool GetWriteTimeOuts(int &nTotal,int &nBetweenChars) const {nTotal=m_nTotalWriteTimeout; nBetweenChars=m_nInterCharWriteTimeout; return true; }// mSec
+    bool GetBlockingReads() const { return m_bBlockingReads; }
+    bool Close();
+
+    bool Flush (void);
+
+    // Use to test success after open ctor
+    bool Ok() { return 0!=m_pHandle; }
+
+    // Will read up to the length provided:
+    bool Read (void *pBuf,unsigned int nSize,unsigned int &nRead);
+    bool Write(void *pBuf,unsigned int nSize,unsigned int &nWritten);
+
+    //Removed, as dangerous when using UNICODE:
+    //bool Read (String &str);
+    //bool Write(const String &str);
+
+    // Use in the event of an error that needs to be cleared before the next operation:
+    bool ClearError();
+
+    bool SetBlockingReads(bool b,bool bApplySettingsNow=true);
+
+    int Error() { return m_nErr; }
+    // Return last socket error, translated to a string
+    String ErrString();
+
+protected:
+    int m_nErr;
+    void SaveError() { 
+        #ifdef _WIN32
+        m_nErr=WSAGetLastError();
+        #else // UNIX
+        m_nErr=errno;
+        #endif
+    }
+
+    void *m_pHandle;
+    int m_nDataBits;
+    StopBitsType m_nStopBits;
+    bool m_bParity;
+    unsigned int m_nBaud;
+    int m_nTotalReadTimeout,m_nTotalWriteTimeout;
+    int m_nInterCharReadTimeout,m_nInterCharWriteTimeout; 
+    bool m_bBlockingReads;
+    String m_strPort;
+};
+#endif