1 #ifndef PETSC_HASHIJKLKEY_H 2 #define PETSC_HASHIJKLKEY_H 3 4 typedef struct _PetscHashIJKLKey { 5 PetscInt i, j, k, l; 6 } PetscHashIJKLKey; 7 8 #define PetscHashIJKLKeyHash(key) PetscHashCombine(PetscHashCombine(PetscHashInt((key).i), PetscHashInt((key).j)), PetscHashCombine(PetscHashInt((key).k), PetscHashInt((key).l))) 9 10 #define PetscHashIJKLKeyEqual(k1, k2) ((k1).i == (k2).i && (k1).j == (k2).j && (k1).k == (k2).k && (k1).l == (k2).l) 11 12 #endif /* PETSC_HASHIJKLKEY_H */ 13