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1 | /* $RCSfile: hash.h,v $$Revision: 4.0.1.1 $$Date: 91/06/07 12:16:04 $ |
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2 | * |
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3 | * Copyright (c) 1991, Larry Wall |
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4 | * |
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5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. |
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7 | * |
8 | * $Log: hash.h,v $ |
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9 | * Revision 4.0.1.1 91/06/07 12:16:04 lwall |
10 | * patch4: new copyright notice |
11 | * |
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12 | * Revision 4.0 91/03/20 01:57:53 lwall |
13 | * 4.0 baseline. |
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14 | * |
15 | */ |
16 | |
17 | #define FILLPCT 60 /* don't make greater than 99 */ |
18 | |
19 | #ifdef DOINIT |
20 | char coeff[] = { |
21 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
22 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
23 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
24 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
25 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
26 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
27 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1, |
28 | 61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1}; |
29 | #else |
30 | extern char coeff[]; |
31 | #endif |
32 | |
33 | typedef struct hentry HENT; |
34 | |
35 | struct hentry { |
36 | HENT *hent_next; |
37 | char *hent_key; |
38 | STR *hent_val; |
39 | int hent_hash; |
40 | }; |
41 | |
42 | struct htbl { |
43 | HENT **tbl_array; |
44 | int tbl_max; |
45 | int tbl_fill; |
46 | int tbl_riter; /* current root of iterator */ |
47 | HENT *tbl_eiter; /* current entry of iterator */ |
48 | }; |
49 | |
50 | STR *hfetch(); |
51 | bool hstore(); |
52 | bool hdelete(); |
53 | HASH *hnew(); |
54 | int hiterinit(); |
55 | HENT *hiternext(); |
56 | char *hiterkey(); |
57 | STR *hiterval(); |