MultiTerminal1 - Gitblit

QuakeGod

2023-10-23 4cda72771765720a6a8721bd8844945c2403afe6

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418cb3	1	#include "pch.h"
Q	2	#include "HvSerialPort.h"
	3
	4
	5	int HvSerialPort::Init()
	6	{
	7	return R_OK;
	8	}
	9
	10	int HvSerialPort::SetParams(int nPortNum, int BaudRate, CString Settings)
	11	{
	12	m_nPort = nPortNum;
	13	m_nBaudRate = BaudRate;
	14	m_Settings = Settings;
	15	return R_OK;
	16	}
	17
	18	int HvSerialPort::Open()
	19	{
	20	// TODO: 在此处添加实现代码.
	21	//Open Port
	22	int j;
	23	CString s1, s2;
	24	CString ComPortName;
	25	if (this->m_nPort == 0)
	26	{
	27	m_strResult.Format(_T("COM not specified %d"),m_nPort);
	28	return R_ERR;
	29	}
	30	if (this->m_bOpened)
	31	{
	32	m_strResult.Format(_T("COM%d already Opened"),m_nPort);
	33	return R_ERR;
	34	}
	35	ComPortName.Format(_T("\\\\.\\COM%d"), this->m_nPort);
	36	hCom1 = CreateFile(ComPortName, GENERIC_READ \| GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);//FILE_ATTRIBUTE_NORMAL\|FILE_FLAG_OVERLAPPED
	37	if (hCom1 == INVALID_HANDLE_VALUE)
	38	{
	39	m_dwError = GetLastError();
	40	m_bOpened = false;
	41	FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, 0, m_dwError, 0, s1.GetBuffer(2048), 2048, NULL);
	42	s1.ReleaseBuffer();
	43
	44	m_strResult.Format(_T("Open COM%d Err %d ,%s "), this->m_nPort, this->m_dwError, s1);
	45	return R_ERR;
	46	}
	47	else
	48	{
	49	m_dwError = GetLastError();
	50
	51	m_strResult.Format(_T("COM%d OK."), this->m_nPort);
	52	LastTime = GetTimemS();
	53	TotalSendBytes = 0; TotalRecvBytes = 0;
	54	LastSendBytes = 0; SendBytes = 0; RecvBytes = 0;
	55	LastRecvBytes = 0; SendSpeed = 0; RecvSpeed = 0;
	56	}
	57
	58	j = SetupComm(hCom1, 256, 256);
	59
	60	DCB dcb1;
	61	j = GetCommState(hCom1, &dcb1);
	62	BuildCommDCB(m_Settings, &dcb1);
	63
	64	dcb1.BaudRate = m_nBaudRate;
	65
	66	if (m_Settings.Find(_T("8")) != -1) { dcb1.ByteSize = 8; }
	67	else if (m_Settings.Find(_T("7")) != -1) { dcb1.ByteSize = 8; }
	68	else if (m_Settings.Find(_T("6")) != -1) { dcb1.ByteSize = 8; }
	69	else if (m_Settings.Find(_T("5")) != -1) { dcb1.ByteSize = 8; }
	70
	71	if (m_Settings.Find(_T("N")) != -1) { dcb1.fParity = FALSE; dcb1.Parity = NOPARITY; }
	72	else if (m_Settings.Find(_T("O")) != -1) { dcb1.fParity = TRUE; dcb1.Parity = ODDPARITY; }
	73	else if (m_Settings.Find(_T("E")) != -1) { dcb1.fParity = TRUE; dcb1.Parity = EVENPARITY; }
	74	else if (m_Settings.Find(_T("M")) != -1) { dcb1.fParity = TRUE; dcb1.Parity = MARKPARITY; }
	75	else if (m_Settings.Find(_T("S")) != -1) { dcb1.fParity = TRUE; dcb1.Parity = SPACEPARITY; }
	76
	77	if (m_Settings.Find(_T("1.5")) != -1) { dcb1.StopBits = ONE5STOPBITS; }
	78	else if (m_Settings.Find(_T("1")) != -1) { dcb1.StopBits = ONESTOPBIT; }
	79	else if (m_Settings.Find(_T("2")) != -1) { dcb1.StopBits = TWOSTOPBITS; }
	80
	81	dcb1.fDtrControl = 0;
	82	dcb1.fDsrSensitivity = false;
	83	dcb1.fBinary = 1;
	84	dcb1.fOutxCtsFlow = false;
	85	dcb1.fOutxDsrFlow = false;
	86	dcb1.fRtsControl = RTS_CONTROL_DISABLE;
	87
	88	j = SetCommState(hCom1, &dcb1);
	89	if (j == 0)
	90	{
	91	m_strResult.Format(_T("SetCommState Fail %d %s \r\n"), m_nBaudRate, m_Settings);
	92	CloseHandle(hCom1);
	93	m_bOpened = false;
	94	return R_ERR;
	95	}
	96	j = GetCommState(hCom1, &dcb1);
	97
	98	CString strParity;
	99	CString strStopBit;
	100
	101	if (dcb1.Parity == NOPARITY) { strParity = _T("N"); }
	102	else if (dcb1.Parity == EVENPARITY) { strParity = _T("E"); }
	103	else if (dcb1.Parity == ODDPARITY) { strParity = _T("O"); }
	104	else if (dcb1.Parity == MARKPARITY) { strParity = _T("M"); }
	105	else if (dcb1.Parity == SPACEPARITY) { strParity = _T("S"); }
	106	else { strParity = _T("X"); }
	107
	108	if (dcb1.StopBits == ONESTOPBIT) { strStopBit = _T("1"); }
	109	else if (dcb1.StopBits == ONE5STOPBITS) { strStopBit = _T("1.5"); }
	110	else if (dcb1.StopBits == TWOSTOPBITS) { strStopBit = _T("2"); }
	111	else { strStopBit = _T("3"); }
	112
	113	s1.Format(_T("%d %d-%s-%s"), dcb1.BaudRate, dcb1.ByteSize, strParity, strStopBit);
	114	m_strResult += s1;
	115
	116	COMMTIMEOUTS comtimeout1;
	117	COMSTAT comstat1;
	118	GetCommTimeouts(hCom1, &comtimeout1);
	119
	120	comtimeout1.ReadIntervalTimeout = 1; //两个字符之间的时间
	121	comtimeout1.ReadTotalTimeoutMultiplier = 0; //每个字符等待的时间，读多个字符则等待时间为单个时间乘以字符个数
	122	comtimeout1.ReadTotalTimeoutConstant = 2; //读取时，再另外多等待的时间。
	123	comtimeout1.WriteTotalTimeoutMultiplier = 0; //写入时，每个字符等待的时间，写入多个字符则等待时间为单个时间乘以字符个数。
	124	comtimeout1.WriteTotalTimeoutConstant = 0; //写入时，再另外多等待的时间。
	125
	126	SetCommTimeouts(hCom1, &comtimeout1);
	127	j = ClearCommError(hCom1, &m_dwError, &comstat1);
	128	s1.Format(_T("ClearCommError j %d errors %d "), j, m_dwError);
	129	s2 = s1;
	130	s1.Format(_T("cbInQue %d "), comstat1.cbInQue);
	131	s2 += s1;
	132	s1.Format(_T("cbOutQue %d "), comstat1.cbOutQue);
	133	s2 += s1;
	134	PurgeComBuf();
	135	m_bOpened = true;
	136
	137	//Start Read Thread
	138
	139	// MyThreadProc1ToRun = 1;
	140	// AfxBeginThread(MyJumper1, (LPVOID)this);
	141
	142	return R_OK;
	143	}
	144
	145	int HvSerialPort::ClearStatData()
	146	{
	147	LastSendBytes = 0;
	148	LastRecvBytes = 0;
	149	SendBytes = 0;
	150	RecvBytes = 0;
	151	SendSpeed = 0;
	152	RecvSpeed = 0;
	153	return R_OK;
	154	}
	155
	156	int HvSerialPort::CalSpeed()
	157	{
	158	double thistime = GetTimemS();
	159	double diftime = thistime - LastTime;
	160	if (diftime >= 500)
	161	{
	162	SendSpeed = (DWORD)(SendBytes * 1000 / diftime);
	163	RecvSpeed = static_cast<DWORD> (RecvBytes * 1000 / diftime);
	164	LastSendBytes = SendBytes; SendBytes = 0;
	165	LastRecvBytes = RecvBytes; RecvBytes = 0;
	166	LastTime = thistime;
	167	}
	168	return 0;
	169	}
	170
	171	int HvSerialPort::Close()
	172	{
	173	// TODO: 在此处添加实现代码.
	174	if (m_bOpened)
	175	{
	176	// SendSign(STOP);
	177	MyThreadProc1ToRun = 0;
	178	Sleep(10);
	179	// wait for Thread stop
	180	//WaitForMultipleObjects(nCount);
	181	// close port
	182	CloseHandle(hCom1);
	183	m_bOpened = 0;
	184	hCom1 = INVALID_HANDLE_VALUE;
	185	m_strResult.Format(_T("COM%d Closed"), m_nPort);
	186	return R_OK;
	187	}
	188	else
	189	{
	190	m_strResult.Format(_T("COM%d not Opened"),m_nPort);
	191	return R_ERR;
	192	}
	193	}
	194
	195	int HvSerialPort::SetRecvDoneCallBack(pRecvDone pRecvDoneFunc)
	196	{
	197	// TODO: 在此处添加实现代码.
	198	if (pRecvDoneFunc != NULL)
	199	{
	200	RecvDoneCB = pRecvDoneFunc;
	201	m_bRecvDoneCBSet = 1;
	202	}
	203	else
	204	{
	205	RecvDoneCB = NULL;
	206	m_bRecvDoneCBSet = 0;
	207	}
	208	return R_OK;
	209	}
	210
	211	UINT HvSerialPort::MyJumper1(LPVOID pParam) //线程跳板
	212	{
	213	HvSerialPort pInput = (HvSerialPort )pParam; //反跳到真正的执行程序
	214	return pInput->MyThreadProc1(0);
	215	}
	216
	217	DWORD WINAPI HvSerialPort::MyThreadProc1(LPVOID pParam)
	218	{
	219	//串口接收数据函数
	220
	221	//接收到的数据通知方式
	222	// 1. windows消息队列
	223	// 2. callback 函数 // 不同线程
	224	// 3. Event
	225	// 4. Buffer
	226
	227	OVERLAPPED osRead;
	228	HANDLE hEventArr[2];
	229	memset(&osRead, 0, sizeof(OVERLAPPED));
	230	osRead.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
	231	SetCommMask(hCom1, EV_RXCHAR \| EV_TXEMPTY);
	232
	233	hEventArr[0] = osRead.hEvent;
	234	// hEventArr[1] = *g_OutPutList.GetEvent();
	235
	236	CString s1, s2;
	237	// SysLog(_T("线程开始运行\r\n"));
	238	MyThreadProc1Running = 1;
	239
	240	/*
	241	static OVERLAPPED ovlap1, ovlap2;
	242	*/
	243
	244	//SysLog(_T("准备接收\r\n"));
	245	DWORD dNumtoRead = 1000;
	246	dNumtoRead = 64;
	247	//nDataToSend = 0;
	248	DWORD wCount2 = 0;
	249	DWORD dwSent = 0;
	250	int nRunCount = 0;
	251	//计算接收速度;
	252
	253	int LastSpeedTime = (int)GetTimemS();
	254	int nThisRecv = 0;
	255
	256	COMSTAT cs;
	257	OVERLAPPED os;
	258	DWORD dwTrans;
	259	DWORD dwReaded;
	260	for (; MyThreadProc1ToRun == 1;)
	261	{
	262
	263	DWORD dwEvtMask = 0;
	264	///*
	265	// BOOL result = WaitCommEvent(hCom1, &dwEvtMask, NULL); // &os);
	266	// if (!result)
	267	{
	268	// if (GetLastError() == ERROR_IO_PENDING)
	269	// {
	270	// GetOverlappedResult(hCom1, &os, &dwTrans, true);
	271
	272	// }
	273	// if (dwEvtMask & EV_RXCHAR)
	274	if (1) { Sleep(1); } else
	275	{
	276	ClearCommError(hCom1, &m_dwError, &cs);
	277	int bytes = cs.cbInQue;
	278	dwReaded = 0;
	279	if (bytes > 0)
	280	{
	281	int j = ReadFile(hCom1, RecvBuf2, bytes, &dwReaded, NULL);
	282	if (j > 0)
	283	{
	284	m_CS1.Lock();
	285	memcpy(RecvBuf + RecvBufDataLen, RecvBuf2, dwReaded);
	286	RecvBufDataLen += dwReaded;
	287	m_CS1.Unlock();
	288	}
	289	}
	290	else
	291	{
	292	Sleep(1);
	293	}
	294	}
	295	}
	296	if (RecvBufDataLen > 1024) { RecvBufDataLen = 0; }
	297	//EscapeCommFunction(hCom1, SETDTR);
	298	//*/
	299	}
	300	//SysLog(_T("跳出接收循环\r\n"));
	301	// hcurDC.SelectObject(def_font);
	302	// CloseHandle(hCom);
	303	//SysLog(_T("线程结束运行\r\n\r\n"));
	304	MyThreadProc1Running = 0;
	305	return 0;
	306	}
	307
	308	int HvSerialPort::ClearBuf()
	309	{
	310	PurgeComm(hCom1, PURGE_TXABORT \| PURGE_RXABORT \| PURGE_TXCLEAR \| PURGE_TXCLEAR);
	311	RecvBufDataLen = 0;
	312	RecvBufPos = 0;
	313	return 0;
	314	}
	315
	316	int HvSerialPort::Send(void * pBuf, int len1)
	317	{
	318	// TODO: 在此处添加实现代码.
	319	CString s1;
	320	int i, j;
	321	DWORD numsent;
	322
	323	if (!m_bOpened) { return R_ERR; }
	324
	325	j = WriteFile(hCom1, pBuf, len1, &numsent, NULL);
	326
	327	if (j != 0)
	328	{
	329	m_strResult.Format(_T("Send To COM%d OK %dB : "), this->m_nPort, numsent);
	330	for (i = 0; (unsigned)i < numsent; i++)
	331	{
	332	m_strResult.AppendFormat(_T("%c"), ((char *)pBuf)[i]);
	333	}
	334	m_strResult.AppendFormat(_T("\r\n"));
	335	}
	336	else
	337	{
	338	m_dwError = GetLastError();
	339	m_strResult.Format(_T("Send To COM%d fail. Error:%d SentBytes:%d "), this->m_nPort, m_dwError, numsent);
	340	}
	341	SendBytes += numsent;
	342	TotalSendBytes += numsent;
	343	return numsent;
	344
	345	return R_OK;
	346	}
	347	int HvSerialPort::Recv(void * pBuf, int len1)
	348	{
	349	return RecvFromCom(pBuf, len1);
	350	}
	351
	352	int HvSerialPort::RecvFromBuf(void * pBuf, int len1)
	353	{
	354	CString s1;
	355	int i, j;
	356	DWORD numreaded = 0;
	357	int numtoread = len1;
	358	m_strResult.Format(_T("ToRead %d "), len1);
	359	for (i = 0; i < 20; i++)
	360	{
	361	int k = m_CS1.Lock();
	362	if (RecvBufDataLen)
	363	{
	364	if (RecvBufDataLen >= numtoread)
	365	{
	366	memcpy((char *)pBuf+numreaded, RecvBuf, numtoread);
	367	numreaded += numtoread;
	368	RecvBufDataLen -= numtoread;
	369	numtoread = 0;
	370	memmove(RecvBuf, RecvBuf + numtoread, RecvBufDataLen);
	371	}
	372	else
	373	{
	374	memcpy((char *)pBuf + numreaded, RecvBuf, RecvBufDataLen);
	375	numreaded += RecvBufDataLen;
	376	RecvBufDataLen = 0;
	377	RecvBufPos = 0;
	378	numtoread -= RecvBufDataLen;
	379	}
	380	}
	381	m_CS1.Unlock();
	382	if (numtoread == 0) break;
	383	Sleep(1);
	384	}
	385	if (numreaded > 0) {
	386	m_strResult.AppendFormat(_T("Read From COM%d OK %dB "), this->m_nPort, numreaded);
	387	for (i = 0; (unsigned)i < numreaded; i++)
	388	{
	389	m_strResult.AppendFormat(_T("%c"), ((char *)pBuf)[i]);
	390	}
	391	m_strResult.AppendFormat(_T("\r\n"));
	392	}
	393	else {
	394	m_strResult.Format(_T("Read From COM%d failed \r\n"), this->m_nPort);
	395	}
	396	m_strResult.AppendFormat(_T("ToRun %d, Running %d"), MyThreadProc1ToRun, MyThreadProc1Running);
	397
	398	return numreaded;
	399	}
	400	int HvSerialPort::RecvFromCom(void * pBuf, int len1)
	401	{
	402	// TODO: 在此处添加实现代码.
	403	CString s1;
	404	int i, j;
	405	DWORD numreaded;
	406	if (!m_bOpened) { return R_ERR; }
	407	int len2 = 0;
	408	//Sleep(n/10);
	409	int nTryCount2 = 0;
	410	m_strResult.Format(_T("ToRead %d "), len1);
	411	for (int i = 0; i < m_nCountToTry; i++)
	412	{
	413	numreaded = 0;
	414
	415	j = ReadFile(hCom1, (char *)pBuf + len2, len1 - len2, &numreaded, NULL);
	416	if (j != 0) {
	417	len2 += numreaded;
	418	((char *)pBuf)[len2] = 0;
	419	if (len2 >= len1) break;
	420	nTryCount2 = 0;
	421	}
	422	else {
	423	if (len2 > 0) {
	424	nTryCount2++;
	425	if (nTryCount2 > m_nCountToWait) break;
	426	}
	427	}
	428	if (len2 > 0 && nTryCount2 > m_nCountToWait) break;
	429	}
	430	numreaded = len2;
	431	if (numreaded > 0) {
	432	m_strResult.AppendFormat(_T("Read From COM%d OK %dB "), this->m_nPort, numreaded);
	433	for (i = 0; (unsigned)i < numreaded; i++)
	434	{
	435	m_strResult.AppendFormat(_T("%c"), ((char *)pBuf)[i]);
	436	}
	437	m_strResult.AppendFormat(_T("\r\n"));
	438	}
	439	else {
	440	m_strResult.Format(_T("Read From COM%d failed \r\n"),this->m_nPort);
	441	}
	442
	443	RecvBytes += numreaded;
	444	TotalRecvBytes += numreaded;
	445
	446	return numreaded;
	447	return R_OK;
	448	}