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62 lines
2.2 KiB
62 lines
2.2 KiB
/* $IdPath$ |
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* Hash Array Mapped Trie (HAMT) header file. |
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* |
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* Copyright (C) 2001 Peter Johnson |
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* |
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* This file is part of YASM. |
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* |
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* YASM is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* YASM is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef YASM_HAMT_H |
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#define YASM_HAMT_H |
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typedef struct HAMT HAMT; |
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/* Creates new, empty, HAMT. */ |
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HAMT *HAMT_new(void); |
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/* Deletes HAMT and all data associated with it using deletefunc() on each data |
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* item. |
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*/ |
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void HAMT_delete(/*@only@*/ HAMT *hamt, |
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void (*deletefunc) (/*@only@*/ void *data)); |
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/* Inserts key into HAMT, associating it with data. |
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* If the key is not present in the HAMT, inserts it, sets *replace to 1, and |
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* returns the data passed in. |
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* If the key is already present and *replace is 0, deletes the data passed |
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* in using deletefunc() and returns the data currently associated with the |
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* key. |
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* If the key is already present and *replace is 1, deletes the data currently |
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* associated with the key using deletefunc() and replaces it with the data |
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* passed in. |
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*/ |
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/*@dependent@*/ void *HAMT_insert(HAMT *hamt, /*@dependent@*/ const char *str, |
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/*@only@*/ void *data, int *replace, |
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void (*deletefunc) (/*@only@*/ void *data)); |
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/* Searches for the data associated with a key in the HAMT. If the key is not |
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* present, returns NULL. |
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*/ |
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/*@dependent@*/ /*@null@*/ void *HAMT_search(HAMT *hamt, const char *str); |
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/* Traverse over all keys in HAMT, calling func() for each data item. |
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* Stops early if func returns 0. |
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*/ |
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int HAMT_traverse(HAMT *hamt, /*@null@*/ void *d, |
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int (*func) (/*@dependent@*/ /*@null@*/ void *node, |
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/*@null@*/ void *d)); |
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#endif
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