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1 | /* | |
2 | ** Copyright (C) University of Virginia, Massachusetts Institue of Technology 1994-2001. | |
3 | ** See ../LICENSE for license information. | |
4 | ** | |
5 | */ | |
6 | /* | |
7 | ** sRefTable.h | |
8 | ** | |
9 | ** based on sRefSet.h | |
10 | */ | |
11 | ||
12 | # ifndef sRefTABLE_H | |
13 | # define sRefTABLE_H | |
14 | ||
15 | typedef /*@owned@*/ sRef ow_sRef; | |
16 | ||
17 | abst_typedef /*@null@*/ struct | |
18 | { | |
19 | int entries; | |
20 | int nspace; | |
21 | /*@reldef@*/ /*@relnull@*/ ow_sRef *elements; | |
22 | } *sRefTable; | |
23 | ||
24 | /*@constant int sRefTableBASESIZE; @*/ | |
25 | # define sRefTableBASESIZE HUGEBASESIZE | |
26 | ||
27 | /*@constant null sRefTable sRefTable_undefined; @*/ | |
28 | # define sRefTable_undefined ((sRefTable) NULL) | |
29 | ||
30 | extern /*@truenull@*/ bool sRefTable_isNull (sRefTable p_s) /*@*/ ; | |
31 | extern /*@truenull@*/ bool sRefTable_isEmpty (/*@sef@*/ sRefTable p_s) /*@*/ ; | |
32 | extern /*@unused@*/ /*@falsenull@*/ bool | |
33 | sRefTable_isDefined (sRefTable p_s) /*@*/ ; | |
34 | ||
35 | # define sRefTable_isNull(s) ((s) == sRefTable_undefined) | |
36 | # define sRefTable_isDefined(s) ((!sRefTable_isNull(s))) | |
37 | ||
38 | # define sRefTable_isEmpty(s) ((s) == sRefTable_undefined || ((s)->entries == 0)) | |
39 | ||
40 | extern /*@unused@*/ /*@only@*/ cstring sRefTable_unparse (sRefTable p_s) /*@*/ ; | |
41 | extern void sRefTable_free (/*@only@*/ sRefTable p_s) /*@modifies p_s@*/; | |
42 | extern void sRefTable_clear (sRefTable p_s) /*@modifies p_s@*/ ; | |
43 | extern sRefTable | |
44 | sRefTable_add (/*@returned@*/ sRefTable p_s, | |
45 | /*@special@*/ /*@owned@*/ sRef p_el) | |
46 | /*@modifies p_s@*/ ; | |
47 | ||
48 | # else | |
49 | # error "Multiple include" | |
50 | # endif | |
51 | ||
52 | ||
53 |