Handle Conversion

Function Syntax

• Convert a C handle to a Fortran handle.

  MPI_File_c2f(MPI_File file)

  PMPI_File_c2f(MPI_File file)

• Convert a Fortran handle to a C handle.

  MPI_File_f2c(MPI_Fint file)

  PMPI_File_f2c(MPI_Fint file)

Parameters

Return Value

• Success: Fortran or C handle
• Failure: NULL

Notes

MPI_File_c2f and MPI_File_f2c can convert only file handles.