/usr/include/poldiff/range_trans_diff.h is in libpoldiff-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 | /**
* @file
* Public interface for computing semantic differences in range
* transition rules.
*
* @author Jeremy A. Mowery jmowery@tresys.com
* @author Jason Tang jtang@tresys.com
*
* Copyright (C) 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 POLDIFF_RANGETRANS_DIFF_H
#define POLDIFF_RANGETRANS_DIFF_H
#ifdef __cplusplus
extern "C"
{
#endif
#include <apol/mls-query.h>
#include <apol/vector.h>
#include <poldiff/poldiff.h>
typedef struct poldiff_range_trans poldiff_range_trans_t;
/**
* Get an array of statistics for the number of differences of each
* form for range transition rules.
*
* @param diff The policy difference structure from which to get the
* stats.
* @param stats Array into which to write the numbers (array must be
* pre-allocated). The order of the values written to the array is
* as follows: number of items of form POLDIFF_FORM_ADDED, number of
* POLDIFF_FORM_REMOVED, number of POLDIFF_FORM_MODIFIED, number of
* POLDIFF_FORM_ADD_TYPE, and number of POLDIFF_FORM_REMOVE_TYPE.
*/
extern void poldiff_range_trans_get_stats(const poldiff_t * diff, size_t stats[5]);
/**
* Get the vector of range transition differences from the policy
* difference structure.
*
* @param diff The policy difference structure from which to get the
* differences.
*
* @return A vector of elements of type poldiff_range_trans_t, or
* NULL on error. The caller should <b>not</b> destroy the vector
* returned. If the call fails, errno will be set.
*/
extern const apol_vector_t *poldiff_get_range_trans_vector(const poldiff_t * diff);
/**
* Obtain a newly allocated string representation of a difference in
* a range transition rule.
*
* @param diff The policy difference structure associated with the rule.
* @param range_trans The range transition diff from which to
* generate the string.
*
* @return A string representation of the rule difference; the caller is
* responsible for free()ing this string. On error, return NULL and
* set errno.
*/
extern char *poldiff_range_trans_to_string(const poldiff_t * diff, const void *range_trans);
/**
* Get the name of the source type from a range transition diff.
*
* @param range_trans The rule from which to get the source type.
*
* @return Name of the source type on success and NULL on failure; if the
* call fails, errno will be set. The caller should not free the
* returned string.
*/
extern const char *poldiff_range_trans_get_source_type(const poldiff_range_trans_t * range_trans);
/**
* Get the name of the target type from a range transition diff.
*
* @param range_trans The rule from which to get the target type.
*
* @return Name of the target type on success and NULL on failure; if
* the call fails, errno will be set. The caller should not free the
* returned string.
*/
extern const char *poldiff_range_trans_get_target_type(const poldiff_range_trans_t * range_trans);
/**
* Get the name of the target object class from a range transition
* diff.
*
* @param range_trans The rule from which to get the target class.
*
* @return Name of the target class on success and NULL on failure;
* if the call fails, errno will be set. The caller should not free
* the returned string.
*/
extern const char *poldiff_range_trans_get_target_class(const poldiff_range_trans_t * range_trans);
/**
* Get the change in target range from a range transition diff.
*
* @param range_trans The rule from which to get the target range.
*
* @return Rule's target range on success, or NULL upon error or if
* there is no difference in range. Do not modify the returned value.
*/
extern const poldiff_range_t *poldiff_range_trans_get_range(const poldiff_range_trans_t * range_trans);
/**
* Get the form of difference from a range transition diff.
*
* @param range_trans The range transition rule from which to get the
* difference form.
*
* @return The form of difference (one of POLDIFF_FORM_*) or
* POLDIFF_FORM_NONE on error. If the call fails, errno will be set.
*/
extern poldiff_form_e poldiff_range_trans_get_form(const void *range_trans);
#ifdef __cplusplus
}
#endif
#endif /* POLDIFF_RANGETRANS_DIFF_H */
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