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124 lines
3.9 KiB
C
124 lines
3.9 KiB
C
/**
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* @file
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* Declaration of the internal interface for
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* qpol_iterator, an arbitrary valued policy component
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* iterator used to return lists of components.
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*
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* @author Kevin Carr kcarr@tresys.com
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* @author Jeremy A. Mowery jmowery@tresys.com
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* @author Jason Tang jtang@tresys.com
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*
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* Copyright (C) 2006-2007 Tresys Technology, LLC
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef QPOL_ITERATOR_INTERNAL_H
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#define QPOL_ITERATOR_INTERNAL_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include <sepol/policydb/policydb.h>
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#include <sepol/policydb/avtab.h>
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#include <qpol/iterator.h>
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#include <qpol/policy.h>
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#include <stddef.h>
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typedef struct hash_state
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{
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unsigned int bucket;
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hashtab_node_t *node;
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hashtab_t *table;
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} hash_state_t;
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typedef struct ebitmap_state
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{
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ebitmap_t *bmap;
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size_t cur;
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} ebitmap_state_t;
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typedef struct ocon_state
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{
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ocontext_t *head;
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ocontext_t *cur;
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} ocon_state_t;
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typedef struct perm_state
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{
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uint32_t perm_set;
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uint32_t obj_class_val;
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uint8_t cur;
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} perm_state_t;
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typedef struct avtab_state
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{
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uint32_t rule_type_mask;
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avtab_t *ucond_tab;
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avtab_t *cond_tab;
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uint32_t bucket;
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avtab_ptr_t node;
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#define QPOL_AVTAB_STATE_AV 0
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#define QPOL_AVTAB_STATE_COND 1
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unsigned which;
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} avtab_state_t;
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int qpol_iterator_create(const qpol_policy_t * policy, void *state,
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void *(*get_cur) (const qpol_iterator_t * iter),
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int (*next) (qpol_iterator_t * iter),
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int (*end) (const qpol_iterator_t * iter),
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size_t(*size) (const qpol_iterator_t * iter), void (*free_fn) (void *x), qpol_iterator_t ** iter);
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void *qpol_iterator_state(const qpol_iterator_t * iter);
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const policydb_t *qpol_iterator_policy(const qpol_iterator_t * iter);
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void *hash_state_get_cur(const qpol_iterator_t * iter);
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void *hash_state_get_cur_key(const qpol_iterator_t * iter);
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void *ebitmap_state_get_cur_type(const qpol_iterator_t * iter);
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void *ebitmap_state_get_cur_role(const qpol_iterator_t * iter);
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void *ebitmap_state_get_cur_cat(const qpol_iterator_t * iter);
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void *ebitmap_state_get_cur_permissive(const qpol_iterator_t * iter);
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void *ebitmap_state_get_cur_polcap(const qpol_iterator_t * iter);
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void *ocon_state_get_cur(const qpol_iterator_t * iter);
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void *perm_state_get_cur(const qpol_iterator_t * iter);
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void *avtab_state_get_cur(const qpol_iterator_t * iter);
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int hash_state_next(qpol_iterator_t * iter);
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int ebitmap_state_next(qpol_iterator_t * iter);
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int ocon_state_next(qpol_iterator_t * iter);
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int perm_state_next(qpol_iterator_t * iter);
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int avtab_state_next(qpol_iterator_t * iter);
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int hash_state_end(const qpol_iterator_t * iter);
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int ebitmap_state_end(const qpol_iterator_t * iter);
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int ocon_state_end(const qpol_iterator_t * iter);
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int perm_state_end(const qpol_iterator_t * iter);
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int avtab_state_end(const qpol_iterator_t * iter);
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size_t hash_state_size(const qpol_iterator_t * iter);
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size_t ebitmap_state_size(const qpol_iterator_t * iter);
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size_t ocon_state_size(const qpol_iterator_t * iter);
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size_t perm_state_size(const qpol_iterator_t * iter);
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size_t avtab_state_size(const qpol_iterator_t * iter);
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void ebitmap_state_destroy(void *es);
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#ifdef __cplusplus
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}
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#endif
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#endif /* QPOL_ITERATOR_INTERNAL_H */
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