xref: /petsc/src/sys/objects/gcookie.c (revision 7d0a6c19129e7069c8a40e210b34ed62989173db)

/*
     Provides utility routines for manulating any type of PETSc object.
*/
#include "petscsys.h"  /*I   "petscsys.h"    I*/

#undef __FUNCT__
#define __FUNCT__ "PetscObjectGetClassId"
/*@C
   PetscObjectGetClassId - Gets the classid for any PetscObject,

   Not Collective

   Input Parameter:
.  obj - any PETSc object, for example a Vec, Mat or KSP.
         Thus must be cast with a (PetscObject), for example,
         PetscObjectGetClassId((PetscObject)mat,&classid);

   Output Parameter:
.  classid - the classid

   Level: developer

@*/
PetscErrorCode  PetscObjectGetClassId(PetscObject obj,PetscClassId *classid)
{
  PetscFunctionBegin;
  PetscValidHeader(obj,1);
  *classid = obj->classid;
  PetscFunctionReturn(0);
}