mirror of https://github.com/dzavalishin/oskit/
92 lines
3.0 KiB
C
Executable File
92 lines
3.0 KiB
C
Executable File
/*
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* Copyright (c) 1999 The University of Utah and the Flux Group.
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* All rights reserved.
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*
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* Contributed by the Computer Security Research division,
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* INFOSEC Research and Technology Office, NSA.
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*
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* This file is part of the Flux OSKit. The OSKit is free software, also known
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* as "open source;" you can redistribute it and/or modify it under the terms
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* of the GNU General Public License (GPL), version 2, as published by the Free
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* Software Foundation (FSF). To explore alternate licensing terms, contact
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* the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
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*
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* The OSKit is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GPL for more details. You should have
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* received a copy of the GPL along with the OSKit; see the file COPYING. If
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* not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _OSKIT_COM_SFS_NEW_HASHTAB_H_
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#define _OSKIT_COM_SFS_NEW_HASHTAB_H_
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#include <oskit/types.h>
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#include <oskit/com.h>
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#include <oskit/com/services.h>
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#include <oskit/dev/osenv.h>
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#include <oskit/dev/osenv_mem.h>
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typedef oskit_u32_t hashtab_key_t;
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typedef oskit_u32_t hashtab_datum_t;
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#define INOTAB_SIZE 71
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#define HASH_VALUE(k) ((k) % INOTAB_SIZE)
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#define KEYCMP(k1,k2) ((k1) != (k2))
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typedef struct hashtab_node_t* hashtab_ptr_t;
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struct hashtab_node_t
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{
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hashtab_key_t key;
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hashtab_datum_t datum;
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hashtab_ptr_t next;
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};
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typedef struct
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{
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hashtab_ptr_t *htable;
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oskit_osenv_mem_t *mem;
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} hashtab_val_t;
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typedef hashtab_val_t* hashtab_t;
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#include <oskit/error.h>
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#define HASHTAB_SUCCESS 0
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#define HASHTAB_OVERFLOW OSKIT_ENOMEM
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#define HASHTAB_PRESENT OSKIT_EEXIST
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#define HASHTAB_MISSING OSKIT_ENOENT
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/* Symbol space cleanliness */
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#define hashtab_create oskit_com_sfs_new_hashtab_create
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#define hashtab_destroy oskit_com_sfs_new_hashtab_destroy
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#define hashtab_insert oskit_com_sfs_new_hashtab_insert
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#define hashtab_remove oskit_com_sfs_new_hashtab_remove
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#define hashtab_replace oskit_com_sfs_new_hashtab_replace
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#define hashtab_search oskit_com_sfs_new_hashtab_search
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#define hashtab_reverse_search oskit_com_sfs_new_hashtab_reverse_search
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#define hashtab_map oskit_com_sfs_new_hashtab_map
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#define hashtab_map_remove_on_error oskit_com_sfs_new_hashtab_map_remove_on_error
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hashtab_t hashtab_create(oskit_osenv_mem_t *mem);
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int hashtab_insert(hashtab_t h, hashtab_key_t k, hashtab_datum_t d);
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int hashtab_remove(hashtab_t h, hashtab_key_t k);
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int hashtab_replace(hashtab_t h, hashtab_key_t k, hashtab_datum_t d);
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hashtab_datum_t hashtab_search(hashtab_t h, hashtab_key_t k);
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hashtab_key_t hashtab_reverse_search(hashtab_t h, hashtab_datum_t d);
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void hashtab_destroy(hashtab_t h);
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int hashtab_map(hashtab_t h,
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int (*apply)(hashtab_key_t k,
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hashtab_datum_t d,
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void *args),
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void *args);
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void hashtab_map_remove_on_error(hashtab_t h,
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int (*apply)(hashtab_key_t k,
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hashtab_datum_t d,
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void *args),
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void *args);
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#endif
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