Summary
dfOpenDfFile function is used to open existing df-file ant test its integrity.
Syntax
Arguments
szDfFile
[Input]
Name of df-file.
phDf
[Output]
Pointer on the variable of type TDfHandle in which a special df-file descriptor is placed. This descriptor is valid only as a parameter in functions of LIBDF library.
Return Values
If the function succeeds, the return value is zero (EDF_SUCCESS).
If the function fails, the return value is one of the following:
EDF_BAD_PARAM
EDF_OUT_OF_MEMORY
EDF_FATAL
EDF_SYSERROR
EDF_OPEN_ERROR
EDF_READ_ERROR
EDF_DF_DAMAGED
EDF_DF_UNSUPP_VERSION
Remarks
After completion of the work with df-file it must be closed by dfCloseDfFile function call.
See also
dfCloseDfFile, dfGetDfInfo, dfApplyN, dfApplyN, dfTouch