MFC----文件操作

最新推荐文章于 2024-08-28 13:44:13 发布

原创最新推荐文章于 2024-08-28 13:44:13 发布 · 211 阅读

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GetDlgItemText(pInfo->hDbgDlg, IDC_EDIT_CONFIG_FILE, swBuf, MAX_PATH);
LogOut(LEVEL_MSG, swBuf);

ReadBinFile(swBuf, outData, 256);  //read data from bin file


int ReadBinFile(TCHAR    *pfilename, CHAR *pData, ULONGLONG fileSize)
{
    INT            iRet = 0;
    CFile        BinFile;
    CString        strFilename;
    ULONGLONG    TotalFileSize;

    CString        strTemp;
    TCHAR        cTemp[MAX_TEMP];

    strFilename.Format(L"%s", pfilename);

    if (!BinFile.Open(strFilename, CFile::modeRead))
    {
        strTemp.Format(_T("Failed to open file %s"), strFilename);
        _tcscpy(cTemp, strTemp);
        LogOut(LEVEL_MSG, cTemp);
    }

    TotalFileSize = BinFile.GetLength();
    if (fileSize > TotalFileSize)
    {
        strTemp = _T("The read data size is over the total size");
        _tcscpy(cTemp, strTemp);
        LogOut(LEVEL_MSG, cTemp);
    }

    BinFile.Read(pData, fileSize);

    BinFile.Close();

    return iRet;
}

int ReadBinFile(TCHAR	*ptcFileName, UCHAR *pData, ULONGLONG fileSize)
{
	INT			iRet = 0;
	FILE		*pReadFile;
	char 		*pcFileName;
	ULONGLONG	TotalFileSize;

	CString		strTemp;
	TCHAR		cTemp[MAX_TEMP];

	USES_CONVERSION;
	pcFileName = W2A(ptcFileName);

	pReadFile = fopen(pcFileName, "rb");

	if (pReadFile == NULL)
	{
		strTemp.Format(_T("Failed to open file %s"), pcFileName);
		_tcscpy(cTemp, strTemp);
		LogOut(LEVEL_MSG, cTemp);
	}

	fseek(pReadFile, 0, SEEK_END);
	TotalFileSize = ftell(pReadFile);
	if (fileSize > TotalFileSize)
	{
		strTemp = _T("The read data size is over the total size");
		_tcscpy(cTemp, strTemp);
		LogOut(LEVEL_MSG, cTemp);
	}

	rewind(pReadFile);

	fread(pData, sizeof(unsigned char), fileSize, pReadFile);

	fclose(pReadFile);
	pReadFile = NULL;

	return iRet;
}