bool EbmlCrc32::CheckElementCRC32(EbmlElement &ElementToCRC)
{
MemIOCallback memoryBuffer;
ElementToCRC.Render(memoryBuffer);
return CheckCRC(m_crc_final, memoryBuffer.GetDataBuffer(), memoryBuffer.GetDataBufferSize());
};
int DealNetProtocol(unsigned char *pData, int nLen, struct sockaddr_in *pNetRecvBuffFrom)
{
TRACE("DealNetProtocol\n");
if (NULL == pData || nLen < PACKAGE_SIZE_HEAD || NULL == pNetRecvBuffFrom)
{
TRACEERR("%p,%d,%p\n", pData, nLen, pNetRecvBuffFrom);
return ReturnError;
}
g_iSmartNetFrame = (ISmartFrame *)pData;
g_iSmartNetFrameSize = nLen;
g_iSmartNetFrameFrom = pNetRecvBuffFrom;
if(ReturnError == CheckAA55(g_iSmartNetFrame))
{
TRACEERR("CheckAA55 error\n");
return ReturnError;
}
if(ReturnError == CheckCRC(g_iSmartNetFrame))
{
//return ReturnError;
}
FillIP(g_iSmartNetFrame, &pNetRecvBuffFrom->sin_addr);
FillPort(g_iSmartNetFrame, pNetRecvBuffFrom->sin_port);
return MangleNetPackage();
}
bool DynamicLabelDecoder::DecodeDataGroup() {
bool command = dg_raw[0] & 0x10;
size_t field_len = 0;
bool cmd_remove_label = false;
// handle command/segment
if(command) {
switch(dg_raw[0] & 0x0F) {
case DL_CMD_REMOVE_LABEL:
cmd_remove_label = true;
break;
default:
// ignore command
DataGroup::Reset();
return false;
}
} else {
field_len = (dg_raw[0] & 0x0F) + 1;
}
size_t real_len = 2 + field_len;
if(!EnsureDataGroupSize(real_len + CRC_LEN))
return false;
// abort on invalid CRC
if(!CheckCRC(real_len)) {
DataGroup::Reset();
return false;
}
// on Remove Label command, display empty label
if(cmd_remove_label) {
label.raw.clear();
label.charset = 0; // EBU Latin based (though it doesn't matter)
return true;
}
// create new segment
DL_SEG dl_seg;
memcpy(dl_seg.prefix, &dg_raw[0], 2);
dl_seg.chars.insert(dl_seg.chars.begin(), dg_raw.begin() + 2, dg_raw.begin() + 2 + field_len);
DataGroup::Reset();
// fprintf(stderr, "DynamicLabelDecoder: segnum %d, toggle: %s, chars_len: %2d%s\n", dl_seg.SegNum(), dl_seg.Toggle() ? "Y" : "N", dl_seg.chars.size(), dl_seg.Last() ? " [LAST]" : "");
// try to add segment
if(!dl_sr.AddSegment(dl_seg))
return false;
// append new label
label.raw = dl_sr.label_raw;
label.charset = dl_sr.dl_segs[0].prefix[1] >> 4;
return true;
}
RVNET_DATATYPE RVnetSlaveProcess(uint8 *px_buf, RVNET_DATATYPE pkSize,
uint8 device_address)
{
volatile uint8 *pxPack = px_buf;
if (*pxPack == device_address)
{
if (CheckCRC(pxPack, pkSize))
{
pxPack++;
switch (*pxPack)
{
case 0x00:
pxPack++;
pkSize = ReadDeviceID(pxPack);
break;
case 0x01:
case 0x02:
pxPack++;
pkSize = ReadNBits(pxPack);
break;
case 0x03:
case 0x04:
pxPack++;
pkSize = ReadNWords(pxPack);
break;
case 0x05:
pxPack++;
pkSize = WriteBit(pxPack);
break;
case 0x10:
pxPack++;
pkSize = WriteNWords(pxPack);
break;
default:
pxPack++;
pkSize = ErrorAddress(pxPack);
break;
}
}
else
return 0;
}
else
return 0;
pkSize += 2; // Add heder
SetCRC(px_buf, pkSize);
pkSize += 2; // Add CRC
return pkSize;
}
void CInclinometer::GenerateQuery()
{
QByteArray buf;
try {
buf.append(0x68);
buf.append(0x04);
buf.append(0x01);
buf.append(0x04);
CheckCRC(buf);
} catch (...) { }
qDebug() << buf;
m_Query = buf;
//0x01
}
bool DGLIDecoder::DecodeDataGroup() {
// abort on invalid CRC
if(!CheckCRC(2)) {
DataGroup::Reset();
return false;
}
dgli_len = (dg_raw[0] & 0x3F) << 8 | dg_raw[1];
DataGroup::Reset();
// fprintf(stderr, "DGLIDecoder: dgli_len: %5zu\n", dgli_len);
return true;
}
bool MOTDecoder::DecodeDataGroup() {
// ignore too short lens
if(mot_len < CRC_LEN)
return false;
// only DGs with CRC are supported here!
// abort on invalid CRC
if(!CheckCRC(mot_len - CRC_LEN)) {
DataGroup::Reset();
return false;
}
DataGroup::Reset();
// fprintf(stderr, "MOTDecoder: mot_len: %5zu\n", mot_len);
return true;
}
/**
* @brief The Main receiving function.
* @details The SDReceiving thread responsible for receiving frames
* continuously from the serial.
*/
static THD_FUNCTION(SDReceiving, arg) {
chRegSetThreadName("Main Receiving Func");
DLLDriver *driver = arg;
while(true)
{
int i;
for(i = 0; i < FRAME_SIZE_BYTE; i++)
sdRead(driver->config->SDriver, &driver->DLLTempBuffer[i], 1);
if(CheckCRC(&driver->DLLTempBuffer) == 0)
{
driver->DLLStats.ReceivedFrames++;
}else
{
chMtxLock(&driver->DLLSerialSendMutex);
DLLSyncProcedure(driver);
chMtxUnlock(&driver->DLLSerialSendMutex);
}
}
}
int DealSerialProtocol(unsigned char *pData, int nLen)
{
TRACE("DealSerialProtocol\n");
if (NULL == pData || nLen < PACKAGE_SIZE_HEAD)
{
return ReturnError;
}
g_iSmartSerialFrame = (ISmartFrame *)pData;
g_iSmartSerialFrameSize = nLen;
if(ReturnError == CheckAA55(g_iSmartSerialFrame))
{
TRACEERR("CheckAA55 fail\n");
return ReturnError;
}
if(ReturnError == CheckCRC(g_iSmartSerialFrame))
{
//return ReturnError;
}
return MangleSerialPackage();
}
boolean _getBowlerPacket(BowlerPacket * Packet,BYTE_FIFO_STORAGE * fifo, boolean debug){
boolean PacketCheck=false;
//uint16_t PacketLegnth=0;
Packet->stream[0]=0;
if (getNumBytes(fifo) == 0 ) {
return false; //Not enough bytes to even be a header, try back later
}
allign(Packet,fifo);
if (getNumBytes(fifo) < ((_BowlerHeaderSize)+4)) {
if(debug){
//b_println("Current num bytes: ",ERROR_PRINT);p_int(getNumBytes(fifo),ERROR_PRINT);
}
return false; //Not enough bytes to even be a header, try back later
}
FifoReadByteStream(Packet->stream,_BowlerHeaderSize,fifo);
PacketCheck=false;
while(PacketCheck==false) {
if( (Packet->use.head.ProtocolRevision != BOWLER_VERSION)
|| (CheckCRC(Packet)==false)
){
if(Packet->use.head.ProtocolRevision != BOWLER_VERSION){
b_println("first",ERROR_PRINT);
}else if(CheckCRC(Packet)==false) {
b_println("crc",ERROR_PRINT);
}
//prHEX8(Packet->use.head.ProtocolRevision,ERROR_PRINT);print_nnl(" Fifo Size=",ERROR_PRINT);p_int(calcByteCount(fifo),ERROR_PRINT);
uint8_t b;
if(getNumBytes(fifo)==0)
return false;
//StartCritical();
getStream(& b,1,fifo);//junk out one
//EndCritical();
FifoReadByteStream(Packet->stream,_BowlerHeaderSize,fifo);
}else{
if(debug){
//b_println("Got header");
}
PacketCheck=true;
}
if (getNumBytes(fifo) < minSize) {
b_println("allign packet",ERROR_PRINT);
allign(Packet,fifo);
return false; //Not enough bytes to even be a header, try back later
}
}
//PacketLegnth = Packet->use.head.DataLegnth;
uint16_t totalLen = GetPacketLegnth(Packet);
// See if all the data has arived for this packet
int32_t num = getNumBytes(fifo);
if (num >=(totalLen) ){
if(debug){
//b_println("**Found packet, ");p_int(totalLen);//print_nnl(" Bytes, pulling out of buffer");
}
//StartCritical();
getStream(Packet->stream,totalLen,fifo);
//EndCritical();
if(CheckDataCRC(Packet)){
return true;
}else{
println_E("Data CRC Failed ");printBowlerPacketDEBUG(Packet,ERROR_PRINT);
}
}
if(debug){
//b_println("Header ready, but data is not. Need: ",INFO_PRINT);p_int(totalLen,INFO_PRINT);print_nnl(" have: ",INFO_PRINT);p_int(num ,INFO_PRINT);
}
return false;
}
/* RecvAck
* ----------------------------------------------------------------------------
*/
ECommError CLogBlock::RecvAck (USHORT uBlock)
{
ASSERT(m_pPhys);
if (m_pInfoFrame == NULL)
{
m_pInfoFrame = (XFrame *)new char [HD_FRAME + m_Para.uBlockLen];
}
memset (m_pInfoFrame, 0x00, HD_FRAME);
UINT uLen = HD_FRAME + m_Para.uBlockLen;
ECommError eError = m_pPhys->Receive((BYTE *)m_pInfoFrame, &uLen);
// Error receiving BLK
if (eError != ceOK)
{
return eError;
}
// Check data length
if (uLen != HD_FRAME)
{
TrcPrint(TRC_ERROR, _T("[CLogBlock][RecvAck] Invalid data length.\n"));
return ceError;
}
// Convert Big -> Little Endian
TtoH(m_pInfoFrame);
if (HD_FRAME + m_pInfoFrame->BLK.uLen != uLen)
{
TrcPrint(TRC_ERROR, _T("[CLogBlock][RecvAck] CRC frame data length check failed.\n"));
return ceCRC;
}
if (CheckCRC (m_pInfoFrame) != ceOK)
{
TrcPrint(TRC_ERROR, _T("[CLogBlock][RecvAck] CRC check failed.\n"));
return ceCRC;
}
// Check block number
if (uBlock != m_pInfoFrame->BLK.uBlock)
{
TrcPrint(TRC_ERROR, _T("[CLogBlock][RecvAck] Invalid block number.\n"));
return ceError;
}
// Get ACK / NACK
if (m_pInfoFrame->byType == BT_ACK)
{
TRACE(_T("<<< %-8s %3d %3d\n"), _T("ACK"), uBlock, m_pInfoFrame->BLK.uLen);
TrcPrint(TRC_INTERFACE, _T("<<< %-8s %3d %4d\n"), _T("ACK"), uBlock, m_pInfoFrame->BLK.uLen);
return ceAck;
}
if (m_pInfoFrame->byType == BT_NACK)
{
TRACE(_T("<<< %-8s %3d %3d\n"), _T("NACK"), uBlock, m_pInfoFrame->BLK.uLen);
TrcPrint(TRC_INTERFACE, _T("<<< %-8s %3d %4d\n"), _T("NACK"), uBlock, m_pInfoFrame->BLK.uLen);
return ceNAck;
}
return ceError;
}
/* Receive
* ----------------------------------------------------------------------------
*/
ECommError CLogBlock::Receive (BYTE *bypCommand, BYTE **ppData, UINT *upLen)
{
HEAP_FREE(*ppData, *upLen);
// Build block frame
if (m_pDataFrame == NULL)
{
m_pDataFrame = (XFrame *)new char [HD_FRAME + m_Para.uBlockLen];
}
memset (m_pDataFrame, 0x00, HD_FRAME);
*upLen = 0;
USHORT uBlock = 0;
UINT uBlockLen = 0;
UINT uDataLen = 0;
BOOL bLast = FALSE;
ECommError eError;
UINT uProgMax = m_uMaxRecvProg;
UINT uProgCur = 0;
while (! bLast)
{
PROGRESS(uProgCur,uProgMax);
// Block count starts with 1!
uBlock++;
eError = ceError;
for (UINT i = 0; (i < m_uRepeatOnError && eError != ceOK) || i == 0; i++)
{
bLast = FALSE;
// Send request for response block
eError = SendInfoBlock (uBlock, BT_REQ);
if (eError != ceOK)
{
// Communication error sending block
SleepEx (m_uWaitResend, FALSE);
m_pPhys->Flush();
continue;
}
uBlockLen = m_Para.uBlockLen + HD_FRAME;
// Receive block
eError = m_pPhys->Receive((BYTE *)m_pDataFrame, &uBlockLen);
if (eError != ceOK)
{
// Communication error or time out; try again
SleepEx (m_uWaitResend, FALSE);
m_pPhys->Flush();
continue;
}
// Check block size
if (uBlockLen < HD_FRAME)
{
// Received block could not be a valid block; try again
SleepEx (m_uWaitResend, FALSE);
m_pPhys->Flush();
TrcPrint(TRC_ERROR, _T("[CLogBlock][Receive] Invalid block length.\n"));
eError = ceError;
continue;
}
// Convert Big -> Little Endian
TtoH(m_pDataFrame);
if (HD_FRAME + m_pDataFrame->BLK.uLen != uBlockLen)
{
TrcPrint(TRC_ERROR, _T("[CLogBlock][Receive] CRC frame data length check failed.\n"));
PROGRESS_LAST(uProgMax);
return ceCRC;
}
// Check CRC
if (CheckCRC (m_pDataFrame) != ceOK)
{
TRACE (_T("CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_CRC_\n"));
TrcPrint(TRC_ERROR, _T("[CLogBlock][Receive] CRC check failed.\n"));
// Wrong checksum; send NACK and try again
SleepEx (m_uWaitResend, FALSE);
m_pPhys->Flush();
eError = ceCRC;
continue;
}
// Check block type
if (m_pDataFrame->byType != BT_DATA)
{
// Received block could not be a valid block; try again
SleepEx (m_uWaitResend, FALSE);
m_pPhys->Flush();
TrcPrint(TRC_ERROR, _T("[CLogBlock][Receive] Invalid block type (data expected).\n"));
eError = ceError;
continue;
}
bLast = m_pDataFrame->BLK.byLast;
// Check block number
if (m_pDataFrame->BLK.uBlock != uBlock)
{
// Received block number does not match
SleepEx (m_uWaitResend, FALSE);
m_pPhys->Flush();
TrcPrint(TRC_ERROR, _T("[CLogBlock][Receive] Invalid block number.\n"));
eError = ceError;
continue;
}
*bypCommand = m_pDataFrame->BLK.CMD.byCommand;
uDataLen = m_pDataFrame->BLK.uLen;
// Create Command Buffer
if (uBlock == 1)
{
HEAP_ALLOC(*ppData, uDataLen);
}
else
{
HEAP_RE_ALLOC(*ppData, *upLen + uDataLen);
}
if (*ppData == NULL)
{
TrcPrint(TRC_ERROR, _T("[CLogBlock][Receive] Alloc Memory.\n"));
eError = ceError;
continue;
}
// Copy data
memcpy(*ppData + *upLen, m_pDataFrame->BLK.CMD.pData, uDataLen);
*upLen += uDataLen;
if (m_pDataFrame->BLK.CMD.byCommand > 0x80u)
{
// Error Message from VMM
TRACE(_T("<<< %-8s %3d %4d \n"), _T("FAILED"), uBlock, m_pDataFrame->BLK.uLen);
TrcPrint(TRC_INTERFACE, _T("<<< %-8s %3d %4d \n"), _T("FAILED"), uBlock, m_pDataFrame->BLK.uLen);
PROGRESS_LAST(uProgMax);
return ceOK;
}
else
{
TRACE(_T("<<< %-8s %3d %3d \n"), m_pDataFrame->BLK.CMD.byCommand <= LAST_CMD_VALUE ? szCommandText[m_pDataFrame->BLK.CMD.byCommand] : _T("Invalid"), uBlock, m_pDataFrame->BLK.uLen);
TrcPrint(TRC_INTERFACE, _T("<<< %-8s %3d %4d \n"), m_pDataFrame->BLK.CMD.byCommand <= LAST_CMD_VALUE ? szCommandText[m_pDataFrame->BLK.CMD.byCommand] : _T("Invalid"), uBlock, m_pDataFrame->BLK.uLen);
}
} // end for
if (eError != ceOK)
{
HEAP_FREE(*ppData, *upLen);
PROGRESS_LAST(uProgMax);
return eError;
}
if (++uProgCur == uProgMax)
{
uProgMax += uProgMax;
}
} // end while
PROGRESS_LAST(uProgMax);
return ceOK;
}
BOOL CMHFileEx::OpenBin( const char* fullfilename )
{
if( !InitFileName( fullfilename ) )
return FALSE;
m_fp = fopen( fullfilename, "rb" );
// 20090515 ONS AES알고리즘을 사용하여 bin파일을 연다(START)
#ifdef _AES_FILE_
if( m_fp )
{
/*w
현재 버젼에 해당하는 키값이 있을경우 AES복호화를 하고, 없을 경우 기존의 방식으로 복호화한다.
*/
Clear();
fread( &m_Header, sizeof(m_Header), 1, m_fp ); // header
/*
버젼을 검색하여 해당하는 키를 설정한다.
*/
if(!m_AESFile.SetBinVersion(m_Header.dwVersion - (m_Header.dwType+m_Header.dwDataSize)))
{
ASSERT(!"Bin-File Version Error!");
MessageBox( NULL, "Bin-File Version Error!", NULL, MB_OK );
return FALSE;
}
if(m_AESFile.IsExistKey())
{
/*
AES복호화 알고리즘을 이용하여 파일을 연다.
*/
m_pData = new char[MEGA];
if(m_pData == NULL)
{
ASSERT(!"memory allocation failed - m_pData");
return FALSE;
}
memset( m_pData, 0, MEGA );
if(!m_AESFile.AESDecryptData(m_fp, m_pData, m_Header.dwDataSize, m_Header.dwType))
{
char str[512];
sprintf(str, "File Open Error : %s",fullfilename);
MessageBox( NULL, str, NULL, MB_OK );
return FALSE;
}
fclose( m_fp );
m_fp = NULL;
}
else
{
/*
기존의 디코딩 알고리즘을 이용하여 파일을 연다.
*/
fread( &m_crc1, sizeof(char), 1, m_fp ); // crc1
if( m_Header.dwDataSize ) // data
{
m_pData = new char[MEGA];
memset( m_pData, 0, MEGA );
fread( m_pData, sizeof(char), m_Header.dwDataSize, m_fp );
m_pData[m_Header.dwDataSize] = 0;
}
fread( &m_crc2, sizeof(char), 1, m_fp ); // crc2
fclose( m_fp );
m_fp = NULL;
if( !CheckHeader() ) return FALSE;
if( !CheckCRC() ) return FALSE;
m_DOFHeader.dwDataSize = m_Header.dwDataSize;
}
}
else
{
return FALSE;
}
#else
if( m_fp )
{
Clear();
fread( &m_Header, sizeof(m_Header), 1, m_fp ); // header
fread( &m_crc1, sizeof(char), 1, m_fp ); // crc1
if( m_Header.dwDataSize ) // data
{
m_pData = new char[MEGA];
memset( m_pData, 0, MEGA );
fread( m_pData, sizeof(char), m_Header.dwDataSize, m_fp );
m_pData[m_Header.dwDataSize] = 0;
}
fread( &m_crc2, sizeof(char), 1, m_fp ); // crc2
}
fclose( m_fp );
if( !CheckHeader() ) return FALSE;
if( !CheckCRC() ) return FALSE;
m_DOFHeader.dwDataSize = m_Header.dwDataSize;
#endif
// 20090515 ONS AES알고리즘을 사용하여 bin파일을 연다(END)
// desc_hseos_주석기능_01
// S 주석기능 추가 added by hseos 2007.05.09
// ..bin 파일의 경우 bin.txt 파일이 있을 경우에는 bin.txt 파일을 열도록 한다.
// ..없을 경우엔 그냥 bin 을 연다.
// ..bin.txt 파일은 주석이 포함된 텍스트 파일이다. 주석 기능을 사용하기 위해 추가된 코드임.
/* 보류
char szTxt[2048];
sprintf(szTxt, "%s.txt", fullfilename);
FILE* fp = fopen(szTxt, "rt");
if (fp)
{
// bin에서 읽어온 데이터
char* pszBinData = new char[MEGA];
ZeroMemory(pszBinData, MEGA);
memcpy(pszBinData, m_pData, strlen(m_pData));
// txt에서 데이터를 읽는다.
memset( m_pData, 0, MEGA );
int nCnt = 0;
int nSize = 0;
while(TRUE)
{
nSize = fread( &m_pData[nCnt], sizeof(char), 1, fp );
if (nSize == 0) break;
nCnt++;
}
// txt에서 읽어온 데이터에서 주석을 삭제할 데이터
char* pszTxtData = new char[MEGA];
ZeroMemory(pszTxtData, MEGA);
memcpy(pszTxtData, m_pData, strlen(m_pData));
// 주석 제거
char* pForTxt = pszTxtData;
int nLen = strlen(pszTxtData);
while(*pszTxtData)
{
if (*pszTxtData == '/' && *(pszTxtData+1) == '/')
{
// 삭제해야 할(처리하지 않아야 할) 문자의 개수를 구한다.
int nCnt = 0;
while(*(pszTxtData+nCnt) != '\n')
{
nCnt++;
}
nCnt++;
// 구한 개수만큼 건너뛰어서 덮어씌운다.
for(int i=0; i<nLen; i++)
{
*(pszTxtData+i) = *(pszTxtData+i+nCnt);
}
}
else
{
// 주석이 있었으면 뒤의 문자열을 땡겨 덮어씌었기 때문에 포인터를 증가하면 안 되고,
// 주석이 없었을 때만 포인터를 증가해야 한다.
pszTxtData++;
}
}
pszTxtData = pForTxt;
// bin 과 txt 의 순수 데이터 비교
int nBinLen = strlen(pszBinData);
int nTxtLen = strlen(pszTxtData);
BOOL bWrong = FALSE;
if (nBinLen == nTxtLen)
{
for(int i=0; i<nBinLen; i++)
{
if (pszBinData[i] != pszTxtData[i])
{
bWrong = TRUE;
break;
}
}
}
else
{
bWrong = TRUE;
}
if (bWrong)
{
AfxMessageBox("bin 파일과 bin.txt 파일의 내용에 차이가 있습니다. bin 파일에 주석이 포함되어 있거나 잘못된 텍스트가 포함되어 있지 않은지 확인바랍니다.");
}
delete [] pszBinData;
delete [] pszTxtData;
fclose(fp);
}
*/
// E 주석기능 추가 added by hseos 2007.05.09
return TRUE;
}
//1 找头 2找长度 3计算尾 4找尾 5核对校验码 6分析命令 7执行操作
unsigned char RecDeal( void )
{
int i=0 , tmp=0, state=0 ;
char buf[5];
//[TASK :找帧头]
for(i=0;i <= Rec.BufCount ; i++ ){
tmp = RecRead(1); //读出当前值
if(tmp != FRAME_HEAD ) {
state = 1; //已查找无帧头
RecRemove(1);
}
else{ //已找到帧头 跳出循环
state = 2 ; //已找到帧头 标志
break ;
}
}
if(Rec.BufCount < FRAME_LEN) return 0x01; //缓冲区数据太少 直接返回
if(state == 1 || Rec.BufCount< FRAME_LEN ) return 0x03; //退出函数 无帧头
//debug("#FRAME END =",RecRead(FRAME_LEN));
//debug("#RECREAD(3) =",RecRead(3));
if(RecRead(FRAME_LEN) != FRAME_END || ((RecRead(3)!=deviceId)&& (RecRead(3)!=CommonId) ) ) //非成帧数据或ID不符
{
RecRemove(1); //移除命令
return 0x05; //非成帧数据 或ID不符
}
else if((CheckCRC(FRAME_LEN)==1)) //校验通过
{
switch(REC_CMD){
case Z_CMD0 : //发送设备信息
Send_string((char *)devicename,Z_CMD0,sizeof(devicename));
RecRemove(12);beep_rec();
return Z_CMD0; //发送完成 返回成功
break ;
/*此段命令上位机不会发出，所以先注释掉，以备后用
case Z_CMD1_DATE : //发送日期
Send_string(res.Date, Z_CMD1_DATE, 9);
return Z_CMD1_DATE; //发送完成 返回成功
break ;
case Z_CMD2_TIME : //发送Time
Send_string(res.Time, Z_CMD2_TIME, 10);
return Z_CMD2_TIME; //发送完成 返回成功
break ;
case Z_CMD3_TEMPERATURE : //发送温度
Send_string(res.TempChar, Z_CMD3_TEMPERATURE, 6);
return Z_CMD3_TEMPERATURE; //发送完成 返回成功
break ;
case Z_CMD4_WS : //发送WSChar
Send_string(res.WSChar, Z_CMD4_WS, 5);
return Z_CMD4_WS; //发送完成 返回成功
break ;
case Z_CMD5_WCI : //发送WCIChar
Send_string(res.WCIChar, Z_CMD5_WCI ,8);
return Z_CMD5_WCI; //发送完成 返回成功
break ;
case Z_CMD6_ETC : //ECTChar
Send_string(res.ECTChar, Z_CMD6_ETC ,6);
return Z_CMD6_ETC; //发送完成 返回成功
break ;
case Z_CMD7_TEQ : //发送TeqCharres.TeqChar
Send_string(res.TeqChar, Z_CMD7_TEQ ,6);
return Z_CMD7_TEQ; //发送完成 返回成功
break ;
case Z_CMD8_OTHER : //发送冻伤危害性 劳动强度提示信息等
buf[0]= res.WeiHai + 0x30;
buf[1]= res.LowLabor + 0x30;
buf[2]= res.MidLabor + 0x30;
buf[3]= res.HighLabor + 0x30;
buf[4]= 0;
Send_string(buf, Z_CMD8_OTHER, 4);
return Z_CMD8_OTHER; //发送完成 返回成功
break ;
*/
case Z_CMD9_SINGLE://单次检测
config.comCmd = 0x01; //sigle——check
config.Sd = STORAGE_MODE;
RecRemove(12);beep_rec();
break;
case Z_CMD10_CYCLE: //循环检测
config.comCmd = 0x02; //cycle check.
config.Sd = STORAGE_MODE;
config.checkDelta = REC_BYTE2*3600 + REC_BYTE3*60 + REC_BYTE4 ;
RecRemove(12);beep_rec();
break;
case Z_CMD11_STOP: //停止检测
config.comCmd = 0x03; //stop check
config.checkDelta = 0;
RecRemove(12);beep_rec();
break;
case Z_CMD12_SYNC: //同步时钟 上位机传来bcd格式 时间
time_buf[1] = REC_BYTE1; //年
time_buf[2] = REC_BYTE2; //月
time_buf[3] = REC_BYTE3; //日
time_buf[4] = REC_BYTE4; //时
time_buf[5] = REC_BYTE5; //分
time_buf[6] = REC_BYTE6; //秒
ds1302_write_time();//写入时间
RecRemove(12);beep_rec();
break;
case Z_CMD13_GET_DATA: //获得从机数据
RecRemove(12);beep_rec();
break;
default:
return 0xff;
}
}
else { //校验不成功 丢弃帧头 寻找下一帧头
RecRemove(1); //丢弃帧头
return 0xff;
}
return 0xff;
}
int clsIM7::GetPack(IM7RAWPACK raw[], int nMaxPack)
{
int nRead = read(m_nsIM7, m_szBuffer+m_nBuffer, MAX_IM7BUFFER /*74*/); //get data as many as it can
// printf("Byte read: %d\n", nRead);
if (nRead > 0)
m_nBuffer += nRead;
#if (_DEBUG & DEBUGFLAG_IM7)
if (m_nCount % _DEBUG_COUNT == 0)
{
printf("[IM6] IM7GetPack, bytes read %d, new length %d\n", nRead, m_nBuffer);
for (int i=0; i<=m_nBuffer-1; i++)
{
printf("%02x ", (unsigned char)m_szBuffer[i]);
}
printf("\n");
}
#endif
int nPack = 0;
int iNext = -1;
int nSize = -1;
for (int i = 0; i <= m_nBuffer /*nRead*/-1; )
{
if (m_szBuffer[i] != 0x55)
{ i++;
continue; }
if (i == m_nBuffer /*nRead*/-1)
{ iNext = i;
break; }
if (m_szBuffer[i+1] != 0x55)
{ i += 2;
continue; }
if (i == m_nBuffer /*nRead*/-2)
{ iNext = i;
break; }
char chPackType1 = m_szBuffer[i+2];
char chPackType2 = m_szBuffer[i+3];
if ( (chPackType1==0x53 || chPackType1==0x41) && (chPackType2==0x30) )
nSize = 37;
/* else if ( (chPackType1==0x4e) && (chPackType2==0x30) ) // N0
nSize = 39;*/
else if ( (chPackType1==0x4e) && (chPackType2==0x31) ) // N1
nSize = 49;
else if ( (chPackType1 == 0x15) && (chPackType2 == 0x15) ) {
// cout<<"NAK packet."<<endl;
}
else
{
// i += 4;
i++;
continue;
}
if (i+nSize > m_nBuffer /*nRead*/)
{ iNext = i;
break; }
unsigned short crcCalc = CheckCRC(m_szBuffer+i+2, nSize-4);
unsigned short crcCheck = m_szBuffer[i+nSize-2] << 8 | (unsigned char)m_szBuffer[i+nSize-1];
if (crcCalc != crcCheck)
{
i += 4;
// cout<<"checksum error"<<endl;
continue;
}
ExtractPackFromBuffer(m_szBuffer+i, raw+nPack);
if (++nPack == nMaxPack) {
iNext = i + nSize;
if (iNext > m_nBuffer/*nRead*/ - 1)
iNext = -1;
break;
}
i += nSize; // now i indicates the next imu packet
} //end of for loop
if (nPack==0)
{
m_nLost++;
// char str[20] = {0};
// sprintf(str, "Lost packet %d\n", m_nLost);
// _cmm.PutMessage(str);
//
// printf("[IM6] IM6GetPack, bytes read %d, new length %d\n", nRead, m_nBuffer);
// for (int i=0; i<=m_nBuffer /*nRead*/-1; i++)
// {
// printf("%02x ", (unsigned char)m_szBuffer[i]);
// }
// printf("\n");
// cout<<"0 pkts"<<endl;
}
if (iNext != -1) {
m_nBuffer -= iNext;
memcpy(m_szBuffer, m_szBuffer+iNext, m_nBuffer);
}
else
m_nBuffer = 0;
#if (_DEBUG & DEBUGFLAG_IM7)
if (m_nCount % _DEBUG_COUNT == 0)
{
printf("[IM7] IM7GetPack, buffer left %d\n", m_nBuffer);
for (int i=0; i<=m_nBuffer-1; i++)
{
printf("%02x ", (unsigned char)m_szBuffer[i]);
}
printf("\n");
}
#endif
return nPack;
}
