/usr/include/qpol/terule_query.h is in libqpol-dev 3.3.6.ds-7.2ubuntu4.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 | /**
* @file
* Defines the public interface for searching and iterating over type rules.
*
* @author Kevin Carr kcarr@tresys.com
* @author Jeremy A. Mowery jmowery@tresys.com
* @author Jason Tang jtang@tresys.com
*
* Copyright (C) 2006-2007 Tresys Technology, LLC
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef QPOL_TERULE_QUERY_H
#define QPOL_TERULE_QUERY_H
#ifdef __cplusplus
extern "C"
{
#endif
#include <qpol/policy.h>
#include <qpol/cond_query.h>
typedef struct qpol_terule qpol_terule_t;
/* rule type defines (values copied from "sepol/policydb/policydb.h") */
#define QPOL_RULE_TYPE_TRANS 16
#define QPOL_RULE_TYPE_CHANGE 64
#define QPOL_RULE_TYPE_MEMBER 32
/**
* Get an iterator over all type rules in a policy of a rule type in
* rule_type_mask. It is an error to call this function if rules are not
* loaded.
* @param policy Policy from which to get the av rules.
* @param rule_type_mask Bitwise or'ed set of QPOL_RULE_TYPE_* values.
* It is an error to specify any other values of QPOL_RULE_* in the mask.
* @param iter Iterator over items of type qpol_terule_t returned.
* The caller is responsible for calling qpol_iterator_destroy()
* to free memory used by this iterator.
* It is important to note that this iterator is only valid as long as
* the policy is unmodifed.
* @returm 0 on success and < 0 on failure; if the call fails,
* errno will be set and *iter will be NULL.
*/
extern int qpol_policy_get_terule_iter(const qpol_policy_t * policy, uint32_t rule_type_mask, qpol_iterator_t ** iter);
/**
* Get the source type from a type rule.
* @param policy Policy from which the rule comes.
* @param rule The rule from which to get the source type.
* @param source Pointer in which to store the source type.
* The caller should not free this pointer.
* @returm 0 on success and < 0 on failure; if the call fails,
* errno will be set and *source will be NULL.
*/
extern int qpol_terule_get_source_type(const qpol_policy_t * policy, const qpol_terule_t * rule,
const qpol_type_t ** source);
/**
* Get the target type from a type rule.
* @param policy Policy from which the rule comes.
* @param rule The rule from which to get the target type.
* @param target Pointer in which to store the target type.
* The caller should not free this pointer.
* @returm 0 on success and < 0 on failure; if the call fails,
* errno will be set and *target will be NULL.
*/
extern int qpol_terule_get_target_type(const qpol_policy_t * policy, const qpol_terule_t * rule,
const qpol_type_t ** target);
/**
* Get the object class from a type rule.
* @param policy Policy from which the rule comes.
* @param rule The rule from which to get the object class.
* @param obj_class Pointer in which to store the object class.
* The caller should not free this pointer.
* @returm 0 on success and < 0 on failure; if the call fails,
* errno will be set and *obj_class will be NULL.
*/
extern int qpol_terule_get_object_class(const qpol_policy_t * policy, const qpol_terule_t * rule,
const qpol_class_t ** obj_class);
/**
* Get the default type from a type rule.
* @param policy Policy from which the rule comes.
* @param rule The rule from which to get the default type.
* @param dflt Pointer in which to store the default type.
* The caller should not free this pointer.
* @returm 0 on success and < 0 on failure; if the call fails,
* errno will be set and *dflt will be NULL.
*/
extern int qpol_terule_get_default_type(const qpol_policy_t * policy, const qpol_terule_t * rule,
const qpol_type_t ** dflt);
/**
* Get the rule type value for a type rule.
* @param policy Policy from which the rule comes.
* @param rule The rule from which to get the rule type.
* @param rule_type Integer in which to store the rule type value.
* The value will be one of the QPOL_RULE_* values above.
* @returm 0 on success and < 0 on failure; if the call fails,
* errno will be set and *rule_type will be 0.
*/
extern int qpol_terule_get_rule_type(const qpol_policy_t * policy, const qpol_terule_t * rule, uint32_t * rule_type);
/**
* Get the conditional from which a type rule comes. If the rule
* is not a conditional rule *cond is set to NULL.
* @param policy Policy from which the rule comes.
* @param rule The rule from which to get the conditional.
* @param cond The conditional returned. (NULL if rule is not conditional)
* @return 0 on success and < 0 on failure; if the call fails,
* errno will be set and *cond will be NULL. If the rule is not conditional
* *cond is set to NULL and the function is considered successful.
*/
extern int qpol_terule_get_cond(const qpol_policy_t * policy, const qpol_terule_t * rule, const qpol_cond_t ** cond);
/**
* Determine if a rule is enabled. Unconditional rules are always enabled.
* @param policy Policy from which the rule comes.
* @param rule The rule to check.
* @param is_enabled Integer in which to store the result: set to 1 if enabled
* and 0 otherwise.
* @return 0 on success and < 0 on failure; if the call fails,
* errno will be set and *is_enabled will be 0.
*/
extern int qpol_terule_get_is_enabled(const qpol_policy_t * policy, const qpol_terule_t * rule, uint32_t * is_enabled);
/**
* Get the list (true or false) in which a conditional rule is. It is
* an error to call this function for an unconditional rule.
* @param policy Policy from which the rule comes.
* @param rule The rule to check.
* @param which_list Integer in which to store the result: set to 1 if
* rule is in the true list or 0 if in the false list.
* @return 0 on success and < 0 on failure; if the call fails,
* errno will be set and *which_list will be 0.
*/
extern int qpol_terule_get_which_list(const qpol_policy_t * policy, const qpol_terule_t * rule, uint32_t * which_list);
#ifdef __cplusplus
}
#endif
#endif
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