/* $Id: ao.h,v 1.4 1997/09/15 16:27:37 bsmith Exp bsmith $ */

/* 
   An application ordering is mapping between application-centric
  ordering (the ordering that is "natural" to the application) and 
  the parallel ordering that PETSc uses.
*/
#if !defined(__AO_PACKAGE)
#define __AO_PACKAGE
#include "is.h"

typedef enum {AO_BASIC=0, AO_ADVANCED=1} AOType;

#define AO_COOKIE PETSC_COOKIE+20

typedef struct _p_AO* AO;

extern int AOCreateBasic(MPI_Comm,int,int*,int*,AO*);
extern int AOCreateBasicIS(MPI_Comm,IS,IS,AO*);

extern int AOPetscToApplication(AO,int,int*);
extern int AOApplicationToPetsc(AO,int,int*);
extern int AOPetscToApplicationIS(AO,IS);
extern int AOApplicationToPetscIS(AO,IS);

extern int AODestroy(AO);
extern int AOView(AO,Viewer);

/* ----------------------------------------------------*/

typedef enum {AODATA_BASIC=0, AODATA_ADVANCED=1} AODataType;

#define AODATA_COOKIE PETSC_COOKIE+24

typedef struct _p_AOData* AOData;

extern int AODataCreateBasic(MPI_Comm,int, int, int *,void *,PetscDataType,AOData*);
extern int AODataView(AOData,Viewer);
extern int AODataDestroy(AOData);


#endif