public static bool TryLoadMsflPriceInfo(string stockName, string stockSymbol, string strFilePath, out MSFL.MSFLPriceRecord[] msflPriceRecordArray)
{
msflPriceRecordArray = new MSFL.MSFLPriceRecord[0];
string strStockCode = GetStockCode(stockName, stockSymbol);
if (s_PriceDictionary.TryGetValue(strStockCode, out msflPriceRecordArray) == true)
{
return(true);
}
if (Directory.Exists(strFilePath) == false)
{
return(false);
}
byte dirNumber = 0;
int iErr = MSFL.MSFL1_OpenDirectory(strFilePath, ref dirNumber, MSFL.MSFL_DIR_FORCE_USER_IN);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return(false);
}
MSFL.MSFLDirectoryStatus msflDirectoryStatus = new MSFL.MSFLDirectoryStatus();
msflDirectoryStatus.dwTotalSize = (uint)Marshal.SizeOf(msflDirectoryStatus);
iErr = MSFL.MSFL1_GetDirectoryStatus(dirNumber, string.Empty, ref msflDirectoryStatus);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return(false);
}
if (msflDirectoryStatus.bExists == false || msflDirectoryStatus.bOpen == false || msflDirectoryStatus.bMetaStockDir == false)
{
return(false);
}
MSFL.MSFLSecurityInfo msflSecurityInfo = new MSFL.MSFLSecurityInfo();
msflSecurityInfo.dwTotalSize = (uint)Marshal.SizeOf(msflSecurityInfo);
iErr = MSFL.MSFL1_GetFirstSecurityInfo(dirNumber, ref msflSecurityInfo);
while (iErr == (int)MSFL.MSFL_ERR.MSFL_NO_ERR || iErr == (int)MSFL.MSFL_Messages.MSFL_MSG_LAST_SECURITY_IN_DIR)
{
if (msflSecurityInfo.szName == stockName && msflSecurityInfo.szSymbol == stockSymbol)
{
iErr = MSFL.MSFL1_LockSecurity(msflSecurityInfo.hSecurity, MSFL.MSFL_LOCK_PREV_WRITE_LOCK);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
break;
}
ushort wPriceRecCount = 0;
iErr = MSFL.MSFL1_GetDataRecordCount(msflSecurityInfo.hSecurity, ref wPriceRecCount);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
break;
}
if (wPriceRecCount > 0)
{
iErr = MSFL.MSFL1_SeekBeginData(msflSecurityInfo.hSecurity);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
break;
}
MSFL.DateTime sDateTime = new MSFL.DateTime();
msflPriceRecordArray = new MSFL.MSFLPriceRecord[wPriceRecCount];
iErr = MSFL.MSFL2_ReadMultipleRecs(msflSecurityInfo.hSecurity, msflPriceRecordArray, ref sDateTime, ref wPriceRecCount, (int)MSFL.MSFL_FIND.MSFL_FIND_USE_CURRENT_POS);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
break;
}
// Unlock the security (we're done using it)
iErr = MSFL.MSFL1_UnlockSecurity(msflSecurityInfo.hSecurity);
iErr = MSFL.MSFL1_CloseDirectory(dirNumber);
s_PriceDictionary.Add(strStockCode, msflPriceRecordArray);
return(true);
}
break;
}
if (iErr == (int)MSFL.MSFL_Messages.MSFL_MSG_LAST_SECURITY_IN_DIR)
{
break;
}
iErr = MSFL.MSFL1_GetNextSecurityInfo(msflSecurityInfo.hSecurity, ref msflSecurityInfo);
}
MSFL.MSFL1_CloseDirectory(dirNumber);
return(false);
}
public static bool TryLoadMsflSecurityInfo(string strFilePath, out MSFL.MSFLSecurityInfo[] msflSecurityInfoArray)
{
msflSecurityInfoArray = new MSFL.MSFLSecurityInfo[0];
if (s_SecurityDictionary.TryGetValue(strFilePath, out msflSecurityInfoArray) == true)
{
return(true);
}
if (Directory.Exists(strFilePath) == false)
{
return(false);
}
byte dirNumber = 0;
int iErr = MSFL.MSFL1_OpenDirectory(strFilePath, ref dirNumber, MSFL.MSFL_DIR_FORCE_USER_IN);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return(false);
}
MSFL.MSFLDirectoryStatus msflDirectoryStatus = new MSFL.MSFLDirectoryStatus();
msflDirectoryStatus.dwTotalSize = (uint)Marshal.SizeOf(msflDirectoryStatus);
iErr = MSFL.MSFL1_GetDirectoryStatus(dirNumber, string.Empty, ref msflDirectoryStatus);
if (iErr != (int)MSFL.MSFL_ERR.MSFL_NO_ERR)
{
return(false);
}
if (msflDirectoryStatus.bExists == false || msflDirectoryStatus.bOpen == false || msflDirectoryStatus.bMetaStockDir == false)
{
return(false);
}
List <MSFL.MSFLSecurityInfo> msflSecurityInfoList = new List <MSFL.MSFLSecurityInfo>();
MSFL.MSFLSecurityInfo msflSecurityInfo = new MSFL.MSFLSecurityInfo();
msflSecurityInfo.dwTotalSize = (uint)Marshal.SizeOf(msflSecurityInfo);
iErr = MSFL.MSFL1_GetFirstSecurityInfo(dirNumber, ref msflSecurityInfo);
while (iErr == (int)MSFL.MSFL_ERR.MSFL_NO_ERR || iErr == (int)MSFL.MSFL_Messages.MSFL_MSG_LAST_SECURITY_IN_DIR)
{
msflSecurityInfoList.Add(msflSecurityInfo);
if (iErr == (int)MSFL.MSFL_Messages.MSFL_MSG_LAST_SECURITY_IN_DIR)
{
break;
}
msflSecurityInfo = new MSFL.MSFLSecurityInfo();
msflSecurityInfo.dwTotalSize = (uint)Marshal.SizeOf(msflSecurityInfo);
iErr = MSFL.MSFL1_GetNextSecurityInfo(msflSecurityInfo.hSecurity, ref msflSecurityInfo);
}
MSFL.MSFL1_CloseDirectory(dirNumber);
msflSecurityInfoArray = msflSecurityInfoList.ToArray();
s_SecurityDictionary.Add(strFilePath, msflSecurityInfoArray);
return(true);
}
