xref: /petsc/src/mat/utils/freespace.h (revision 829b6ff0376e8d5b8b7c6c54aef4e99b13aa00d1)

#if !defined(_FreeSpace_h_)
#define _FreeSpace_h_

#include "petsc.h"

typedef struct _Space *PetscFreeSpaceList;

struct _Space {
  PetscFreeSpaceList more_space;
  PetscInt           *array;
  PetscInt           *array_head;
  PetscInt           total_array_size;
  PetscInt           local_used;
  PetscInt           local_remaining;
};

PetscErrorCode PetscFreeSpaceGet(PetscInt,PetscFreeSpaceList*);
PetscErrorCode PetscFreeSpaceContiguous(PetscFreeSpaceList*,PetscInt *);
PetscErrorCode PetscFreeSpaceContiguous_LU(PetscFreeSpaceList*,PetscInt*,PetscInt,PetscInt*,PetscInt*);
PetscErrorCode PetscFreeSpaceContiguous_LU_v2(PetscFreeSpaceList*,PetscInt*,PetscInt,PetscInt*,PetscInt*);
PetscErrorCode PetscFreeSpaceContiguous_Cholesky(PetscFreeSpaceList*,PetscInt*,PetscInt,PetscInt*,PetscInt*);
PetscErrorCode PetscFreeSpaceDestroy(PetscFreeSpaceList);

#endif