/// <summary>
/// Unlocks any lock on the file
/// </summary>
/// <param name="filePointer">File pointer</param>
public MicrofocusFileIntResult V6_unlock(IntPtr filePointer)
{
if (filePointer == IntPtr.Zero)
{
throw new ArgumentOutOfRangeException("File pointer cannot be zero");
}
var result = new MicrofocusFileIntResult();
lock (SyncObj)
{
result.Result = MicrofocusV6Unlock(filePointer);
result.StatusCode = GetLastOperationStatusCode();
}
return(result);
}
/// <summary>
/// Delete data from file
/// </summary>
/// <param name="filePointer">File pointer</param>
/// <param name="record">Record data</param>
/// <returns>Number of deleted chars. If any error occurs, the number of writed char is zero and f_errno has the error code</returns>
public MicrofocusFileIntResult V6_delete(IntPtr filePointer, byte[] record)
{
if (filePointer == IntPtr.Zero)
{
throw new ArgumentOutOfRangeException("File pointer cannot be zero");
}
if (record == null)
{
throw new ArgumentNullException(nameof(record));
}
var result = new MicrofocusFileIntResult();
lock (SyncObj)
{
result.Result = MicrofocusV6Delete(filePointer, record);
result.StatusCode = GetLastOperationStatusCode();
}
return(result);
}
/// <summary>
/// Executes a start to the given file
/// </summary>
/// <param name="filePointer">File pointer</param>
/// <param name="record">Record that contains all key fields needed for the start</param>
/// <param name="keyIndex">Key used for start (zero based)</param>
/// <param name="keySize">Key size for the start (zero = use all the key)</param>
/// <param name="mode">What kind of starts will be executed</param>
public MicrofocusFileIntResult V6_start(IntPtr filePointer, byte[] record, int keyIndex, int keySize, int mode)
{
if (filePointer == IntPtr.Zero)
{
throw new ArgumentOutOfRangeException("File pointer cannot be zero");
}
if (record == null)
{
throw new ArgumentNullException(nameof(record));
}
// Eseguo l'operazione
var result = new MicrofocusFileIntResult();
lock (SyncObj)
{
result.Result = MicrofocusV6Start(filePointer, record, keyIndex, keySize, mode);
result.StatusCode = GetLastOperationStatusCode();
}
return(result);
}
/// <summary>
/// Reads a record from the file
/// </summary>
/// <remarks>
/// When file is open in IO, then the record will be locked. Otherwise no lock will be managed
/// </remarks>
/// <param name="filePointer">File pointer</param>
/// <param name="record">Record data (array char size must match the maximum file size). In input there is the key to read, in output the full record</param>
/// <param name="keyIndex">Key index to use (zero based)</param>
/// <param name="withLock">True for lock the record</param>
/// <returns>Number of readed chars (zero if not found)</returns>
public MicrofocusFileIntResult V6_read(IntPtr filePointer, byte[] record, int keyIndex, bool withLock = false)
{
if (filePointer == IntPtr.Zero)
{
throw new ArgumentOutOfRangeException("File pointer cannot be zero");
}
if (record == null)
{
throw new ArgumentNullException(nameof(record));
}
var result = new MicrofocusFileIntResult();
lock (SyncObj)
{
SetLock(withLock);
result.Result = (int)MicrofocusV6Read(filePointer, record, keyIndex);
result.StatusCode = GetLastOperationStatusCode();
}
return(result);
}
