C++ CByteArray::GetAt方法代码示例

BOOL COneCommand::GetReceivedBuffer(CByteArray &buffer) {
	BOOL ret;int i,size;BYTE src,dst;
	if((size=m_ReceiveBuffer.GetSize())!=buffer.GetSize()) {
		buffer.RemoveAll();
		buffer.Append(m_ReceiveBuffer);
		return TRUE;
		}
	else {
		ret=FALSE;
		for(i=0;i<size;i++) {
			src=m_ReceiveBuffer.GetAt(i);
			dst=buffer.GetAt(i);
			if(src!=dst) {
				buffer.SetAt(i,src);				
				ret=TRUE;
				}
			}
		return ret;
		}
	}

BOOL CRegistry::SetBinaryValue(LPCTSTR name_of_value, const CByteArray& bytes_to_write)
{

    ASSERT(name_of_value != NULL);

    if (name_of_value == NULL) {
        m_ErrorCode = ERROR_INVALID_PARAMETER;
        return(FALSE);
    }

    DWORD size_of_buffer = bytes_to_write.GetSize();

    LPBYTE memory_buffer = NULL;
   
    try {
        memory_buffer = new BYTE[ size_of_buffer ];
    }
    catch(...) {
        memory_buffer = NULL;
    }

    if (memory_buffer == NULL) {
        m_ErrorCode = ::GetLastError();
        return(FALSE);
    }

    DWORD index = 0;

    while(index < size_of_buffer) {
        memory_buffer[ index ] = bytes_to_write.GetAt(index);
        index++;
    }

    BOOL ret = SetValue(name_of_value, typeBinary, memory_buffer, size_of_buffer);

    delete [] memory_buffer;

    return(ret);
}

/**
 * Modifies a user param byte array with the ExtParam data passed with
 * argument pParam. ExtParam data objects will be build from 
 * Ext_User_Prm_Data_Const/Ref fields within the GSD. Extparam data 
 * describes the datatype of the Ext_User_Prm_Data, the offset within
 * the user param byte array and the value. The passed user param byte
 * array (see argument UserParam) grows as necessary.
 * Existing user param bytes within the array will be or-ed with the
 * new byte value.
 *
 * @param			CByteArray & UserParam - user param byte array to
 *                  modify. The byte array will grow as necessary.
 * @param			ExtParam *pParam - Reference to ExtParam data 
 *                  object describing the Ext_User_Prm_Data. Shall not
 *                  be NULL.
 * @exception		CMemoryException
 * @see			    GSD: Ext_User_Prm_Data_Const/Ref
*/
void ModifyParamArray(CByteArray & UserParam, ExtParam *pParam)
{
	int offset = 0;
    int sizeArray = 0;
    int sizeBytes = 0;


    ASSERT(pParam);

    switch(pParam->GetParamType()) {
    case Array:
        {
		    CByteArray* pBytes = pParam->GetByteArray();

		    sizeBytes = pBytes->GetSize();
            sizeArray = UserParam.GetSize();
		    offset = pParam->GetByteOffset();

            if(offset + sizeBytes > sizeArray) {
                //grow the array
                UserParam.SetSize(offset + sizeBytes);
                BYTE *pb = UserParam.GetData();
                //preset array
                size_t sizeSet = offset + sizeBytes - sizeArray;
                memset(&pb[sizeArray],0,sizeSet);
            }

		    for (int x = 0; x < sizeBytes; x++) {
			    BYTE userbyte = UserParam.GetAt(offset);
			    BYTE setbyte  = pBytes->GetAt(x);
			    userbyte |= setbyte;
			    UserParam.SetAt(offset++, userbyte);
		    }// next x
	    }
        break;
    case Byte:
	    {
		    offset = pParam->GetByteOffset();
            sizeArray = UserParam.GetSize();
            sizeBytes = sizeof(BYTE);

            if(offset + sizeBytes > sizeArray) {
                //grow the array
                UserParam.SetSize(offset + sizeBytes);
                BYTE *pb = UserParam.GetData();
                //preset array
                size_t sizeSet = offset + sizeBytes - sizeArray;
                memset(&pb[sizeArray],0,sizeSet);
            }

			BYTE userbyte = UserParam.GetAt(offset);	// Get current value in Bytearray
			if (pParam->IsBitArea())	{
				userbyte &= ~MakeBitFieldInByte(pParam->GetBitAreaStart(),
											   pParam->GetBitAreaLength());
				userbyte |= (BYTE)(pParam->GetUsedValue() << pParam->GetBitAreaStart());
			}
			else	{
				userbyte = (BYTE)pParam->GetUsedValue();
			}
			UserParam.SetAt(offset, userbyte);		// Set new value in ByteArray

	    }
        break;
    case Word:
	    {
            BYTE setbyte = 0;
		    WORD data = (WORD)pParam->GetUsedValue();

		    offset = pParam->GetByteOffset();
            sizeArray = UserParam.GetSize();
            sizeBytes = sizeof(data);
            
            if(offset + sizeBytes > sizeArray) {
                //grow the array
                UserParam.SetSize(offset + sizeBytes);
                BYTE *pb = UserParam.GetData();
                //preset array
                size_t sizeSet = offset + sizeBytes - sizeArray;
                memset(&pb[sizeArray],0,sizeSet);
            }
            
            for (int i = sizeBytes - 1; i >= 0 ; i--)	{
//.........这里部分代码省略.........

/**
* @brief 从7张牌中分析出5张最大牌型
* @param bHandCards[]     要分析的手牌
* @param nCount           手牌张数
* @param bPublicCards[]   要分析公共牌
* @param nPublicCount     公共牌张数
* @param bResultCard[]    返回分析得到的数据牌
* @return 牌型
*/
int CUpGradeGameLogic::AnalysisCard(BYTE bHandCards[], int nHandCount, BYTE bPublicCards[], int nPublicCount, BYTE bResultCard[])
{
    if ((nHandCount + nPublicCount) != 7)
    {
        return 0;
    }
    
    int i, j;
    CByteArray arrCards;

    for (i = 0; i < nHandCount; i++)
    {
        arrCards.Add(bHandCards[i]);
    }
    
    for (i = 0; i < nPublicCount; i++)
    {
        arrCards.Add(bPublicCards[i]);
    }

    BYTE bCard[5] = {0};
    int nCardKind[21] = {0};

    //// 21种组成方法
    //BYTE bIndex[21][5] = {0, 1, 2, 3, 4, \
    //                      0, 1, 2, 3, 5, \
    //                      0, 1, 2, 3, 6, \
    //                      0, 1, 2, 4, 5, \
    //                      0, 1, 2, 4, 6, \
    //                      0, 1, 2, 5, 6, \
    //                      0, 1, 3, 4, 5, \
    //                      0, 1, 3, 4, 6, \
    //                      0, 1, 3, 5, 6, \
    //                      0, 1, 4, 5, 6, \
    //                      0, 2, 3, 4, 5, \
    //                      0, 2, 3, 4, 6, \
    //                      0, 2, 3, 5, 6, \
    //                      0, 2, 4, 5, 6, \
    //                      0, 3, 4, 5, 6, \
    //                      1, 2, 3, 4, 5, \
    //                      1, 2, 3, 4, 6, \
    //                      1, 2, 3, 5, 6, \
    //                      1, 2, 4, 5, 6, \
    //                      1, 3, 4, 5, 6, \
    //                      2, 3, 4, 5, 6, \
    //                     };

	// 21种组成方法
	BYTE bIndex[21][7] = {0, 1, 2, 3, 4, 5, 6,
		                  0, 1, 2, 3, 5, 4, 6,
		                  0, 1, 2, 3, 6, 4, 5,
		                  0, 1, 2, 4, 5, 3, 6,
		                  0, 1, 2, 4, 6, 3, 5,
		                  0, 1, 2, 5, 6, 3, 4,
		                  0, 1, 3, 4, 5, 2, 6,
		                  0, 1, 3, 4, 6, 2, 5,
		                  0, 1, 3, 5, 6, 2, 4, 
		                  0, 1, 4, 5, 6, 2, 3, 
		                  0, 2, 3, 4, 5, 1, 6, 
		                  0, 2, 3, 4, 6, 1, 5, 
		                  0, 2, 3, 5, 6, 1, 4, 
		                  0, 2, 4, 5, 6, 1, 3, 
		                  0, 3, 4, 5, 6, 1, 2, 
		                  1, 2, 3, 4, 5, 0, 6, 
		                  1, 2, 3, 4, 6, 0, 5, 
		                  1, 2, 3, 5, 6, 0, 4, 
		                  1, 2, 4, 5, 6, 0, 3, 
		                  1, 3, 4, 5, 6, 0, 2, 
		                  2, 3, 4, 5, 6, 0, 1
						 };

    for (i = 0; i < 21; i++)
    {	
        for (j = 0; j < 5; j++)
        {
            // 按牌下标取出5张牌
            bCard[j] = arrCards.GetAt(bIndex[i][j]);
        }
      
        // 获取牌型
        nCardKind[i] = GetCardShape(bCard, 5);

		//CString str;
		//str.Format("dxh: 第%d种方法, 牌型: %d",  i, nCardKind[i]);
		//OutputDebugString(str);
    }

    // 取最大牌型位置
    int nMax = 0;
    for (i = 1; i < 21; i++)
    {
//.........这里部分代码省略.........

CTobCompiler::EToken CTobCompiler::CompilePass1()
{
	EToken r;
	CString str, buf;
	CByteArray* bin = 0;

	for(;;)
	{
		if((r = GetToken(str)) <= 0) return r;
		if(r == SYM_KEY)
		{
			if((r = GetToken(str)) < 0) return r;
			if(r != SYM_TOKEN)
			{
				m_err = "not found keyword after '.'";
				return ERR_NORMAL;
			}
			if(str == "def")
			{
				if((r = GetToken(str)) < 0) return r;
				if(r != SYM_TOKEN)
				{
					m_err = "not found token after '.def'";
					return ERR_NORMAL;
				}
				if((r = GetToken(buf)) < 0) return r;
				if(r == SYM_BIN)
				{
					bin = new CByteArray;
					if((r = GetBinary(*bin)) < 0) { delete bin; return r; }
				}
				else if(r == SYM_STR)
				{
					if((r = GetString(buf, false)) < 0) return r;
					bin = new CByteArray;
					for(LPCTSTR p = buf; *p; ++p) bin->Add(*(U8*)p);
					if(r == SYM_STRING) bin->Add(0);
				}
				else if(r == SYM_STRING)
				{
					if((r = GetString(buf, true)) < 0) return r;
					bin = new CByteArray;
					for(LPCTSTR p = buf; *p; ++p) bin->Add(*(U8*)p);
					if(r == SYM_STRING) bin->Add(0);
				}
				else
				{
					m_err = "not found '[' or ''' or '\"' after '.def <token>''";
					return ERR_NORMAL;
				}
				m_defbin.SetAt(str, bin);
				bin = 0;
			}
			else if(str == "change")
			{
				if((r = GetToken(str)) < 0) return r;
				if(r != SYM_STR)
				{
					m_err = "not found ''' after '.change'";
					return ERR_NORMAL;
				}
				if((r = GetString(str, false)) < 0) return r;
				if( str.IsEmpty() || str.GetLength()>2 || str.GetLength() == 2 && (U8)str[0]<0x80)
				{
					m_err = "only one character is allowed after '.change'";
					return ERR_NORMAL;
				}
				U16 c = (U8)str[0];
				if(str.GetLength() == 2) c = (c<<8) + (U8)str[1];
				if((r = GetToken(str)) < 0) return r;
				if(r == SYM_BIN)
				{
					CByteArray tmp;
					if((r = GetBinary(tmp)) < 0) return r;
					buf.Empty();
					int i, n = tmp.GetSize();
					for(i = 0; i < n; ++i)
					{
						U8 b = tmp.GetAt(i);
						if(!b) break;
						buf += (TCHAR)b;
					}
				}
				else if(r == SYM_STR)
				{
					if((r = GetString(buf, false)) < 0) return r;
				}
				else if(r == SYM_STRING)
				{
					if((r = GetString(buf, true)) < 0) return r;
				}
				else
				{
					m_err = "not found ''' or '\"' after '.change <char>'";
					return ERR_NORMAL;
				}
				m_change.SetAt(c, buf);
			}
			else if(str == "bit")
			{
//.........这里部分代码省略.........

//.........这里部分代码省略.........
                }
                else
                {
                    psCANData->m_ucDataType = RX_FLAG;
                }
                nIndex     = omStrMsgID.GetLength();
                omStrTemp  = omStrTemp.Right(omStrTemp.GetLength() - nIndex - 1);
                omStrTemp.TrimLeft();
                // Channel ID
                omStrMsgID = omStrTemp.SpanExcluding("\t ");
                UCHAR ucChannel    =
                    (UCHAR) strtol( (LPCTSTR )omStrMsgID,&pcStopString ,10);
                nIndex     = omStrMsgID.GetLength();
                omStrTemp  = omStrTemp.Right(omStrTemp.GetLength() - nIndex -1);

                omStrTemp.TrimLeft();
                // Get the message with name
                omStrMsgID = omStrTemp.SpanExcluding("\t ");
                // Get the rest of the string.
                nIndex     = omStrMsgID.GetLength();
                omStrTemp  = omStrTemp.Right(omStrTemp.GetLength() - nIndex -1);
                omStrTemp.TrimLeft();

                // Get message ID string after removing any message name.
                omStrMsgID = omStrMsgID.SpanExcluding(defMSGID_NAME_DELIMITER);
                UINT unMsgID = 0;
                if( bHexON == TRUE)
                {
                    unMsgID    =
                        (UINT) strtol( (LPCTSTR )omStrMsgID,&pcStopString ,16);
                }
                else
                {
                    unMsgID    =
                        (UINT) strtol( (LPCTSTR )omStrMsgID,&pcStopString ,10);
                }

                // Get the message ID Type
                omStrMsgIDType = omStrTemp.SpanExcluding("\t ");
                // Message Id type is EXTENDED
                if(omStrMsgIDType.Find(defMSGID_EXTENDED) != -1)
                {
                    psCANData->m_uDataInfo.m_sCANMsg.m_ucEXTENDED = 1;
                }// Message Id type is STD
                else if(omStrMsgIDType.Find(defMSGID_STD)!= -1)
                {
                    psCANData->m_uDataInfo.m_sCANMsg.m_ucEXTENDED = 0;
                }
                // Message Id type is RTR
                if(omStrMsgIDType.Find(defMSGID_RTR)!= -1)
                {
                    psCANData->m_uDataInfo.m_sCANMsg.m_ucRTR = 1;
                }
                else
                {
                    psCANData->m_uDataInfo.m_sCANMsg.m_ucRTR = 0;
                }
                nIndex     = omStrMsgIDType.GetLength();
                omStrTemp  = omStrTemp.Right(omStrTemp.GetLength() - nIndex -1);
                omStrTemp.TrimLeft();

                // Get the DLC
                omStrDLC   = omStrTemp.SpanExcluding("\t ");
                nIndex     = omStrDLC.GetLength();
                UINT unDLC = (UINT) strtol((LPCTSTR)omStrDLC,&pcStopString ,16);
                omStrTemp  = omStrTemp.Right(omStrTemp.GetLength() - nIndex -1);

                omStrTemp.TrimLeft();
                // Get the data string
                omStrData  = omStrTemp;

                // Check if Message ID and DLC is valid.
                if(unMsgID>0 && unDLC<=8 && unDLC>0)
                {
                    nIndex = omStrData.GetLength();
                    vConvStrtoByteArray(&omByteArrayDataTx,
                                        omStrData.GetBuffer(nIndex),bHexON);
                    omStrData.ReleaseBuffer(nIndex);
                    INT nTotalData = (INT)omByteArrayDataTx.GetSize();
                    // Check if String to Byte array conversion
                    // has return a valid data
                    if(nTotalData<=8 )
                    {

                        for(INT i = 0; i<nTotalData; i++)
                        {
                            psCANData->m_uDataInfo.m_sCANMsg.m_ucData[i] =
                                omByteArrayDataTx.GetAt(i);
                        }
                        psCANData->m_uDataInfo.m_sCANMsg.m_unMsgID = unMsgID;
                        psCANData->m_uDataInfo.m_sCANMsg.m_ucDataLen   = (UCHAR)unDLC;
                        psCANData->m_uDataInfo.m_sCANMsg.m_ucChannel = ucChannel;
                        nReturn    = TRUE;
                    }
                }
            }
        }
    }
    return nReturn;
}