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<TITLE>PetscViewerBinaryGetMPIIOOffset</TITLE>
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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/Viewer/PetscViewerBinaryGetMPIIOOffset.html "><small>Report Typos and Errors</small></a></div>
<A NAME="PetscViewerBinaryGetMPIIOOffset"><H1>PetscViewerBinaryGetMPIIOOffset</H1></A>
Gets the current offset that should be passed to MPI_File_set_view()
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscviewer.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../Viewer/PetscViewerBinaryGetMPIIOOffset.html#PetscViewerBinaryGetMPIIOOffset">PetscViewerBinaryGetMPIIOOffset</A>(<A HREF="../Viewer/PetscViewer.html#PetscViewer">PetscViewer</A> viewer,MPI_Offset *off)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<DT><B>viewer </B> -<A HREF="../Viewer/PetscViewer.html#PetscViewer">PetscViewer</A> context, obtained from <A HREF="../Viewer/PetscViewerBinaryOpen.html#PetscViewerBinaryOpen">PetscViewerBinaryOpen</A>()
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>off </B> -the current offset
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Fortran Note</FONT></H3>
This routine is not supported in Fortran.
<P>
Use <A HREF="../Viewer/PetscViewerBinaryAddMPIIOOffset.html#PetscViewerBinaryAddMPIIOOffset">PetscViewerBinaryAddMPIIOOffset</A>() to increase this value after you have written a view.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Viewer/PetscViewerBinaryOpen.html#PetscViewerBinaryOpen">PetscViewerBinaryOpen</A>(), <A HREF="../Viewer/PetscViewerBinaryGetInfoPointer.html#PetscViewerBinaryGetInfoPointer">PetscViewerBinaryGetInfoPointer</A>(), <A HREF="../Viewer/PetscViewerBinaryGetUseMPIIO.html#PetscViewerBinaryGetUseMPIIO">PetscViewerBinaryGetUseMPIIO</A>(), <A HREF="../Viewer/PetscViewerBinarySetUseMPIIO.html#PetscViewerBinarySetUseMPIIO">PetscViewerBinarySetUseMPIIO</A>(), <A HREF="../Viewer/PetscViewerBinaryAddMPIIOOffset.html#PetscViewerBinaryAddMPIIOOffset">PetscViewerBinaryAddMPIIOOffset</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>advanced<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/sys/classes/viewer/impls/binary/binv.c.html#PetscViewerBinaryGetMPIIOOffset">src/sys/classes/viewer/impls/binary/binv.c</A>
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