In | hConnection | Connection handle that identifies the server. Connection handles are obtained with the PvConnectServer() function. |
In | fileName | Full path name of the file to be queried. |
In | sequence | The sequence number (zero-based) of the file handle. Must be within a valid range with upper limit defined by the number of file handles obtained by PvGetFileHandlesData(). |
Out | pFileHdlInfo | Address of a PVFILEHDLINFO structure to receive the information on the file handle. |
P_OK | The operation was successful. |
P_E_INVALID_HANDLE | Invalid connection handle. |
P_E_DATA_UNAVAILABLE | Data related to active clients not available. |
P_E_NULL_PTR | Call with NULL pointer |
P_E_INVALID_SEQUENCE | Sequence number is not valid |
P_E_FILE_NOT_OPEN | Specified file is not currently open. |
P_E_FAIL | Failed to disconnect to the named server. |