74 lines
1.9 KiB
C
Executable file
74 lines
1.9 KiB
C
Executable file
/*
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* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*/
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#ifndef __DEFEX_RULES_H
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#define __DEFEX_RULES_H
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#ifdef DEFEX_TRUSTED_MAP_ENABLE
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#include "ptree.h"
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#endif
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#define STATIC_RULES_MAX_STR 32
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#define INTEGRITY_LENGTH 32
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#define FEATURE_NAME_MAX_STR 32
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#define GET_ITEM_OFFSET(item_ptr) (((char *)item_ptr) - ((char *)defex_packed_rules))
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#define GET_ITEM_PTR(offset, base_ptr) ((struct rule_item_struct *)(((char *)base_ptr) + (offset)))
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enum feature_types {
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feature_is_file = 1,
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feature_for_recovery = 2,
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feature_ped_path = 4,
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feature_ped_exception = 8,
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feature_ped_status = 16,
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feature_safeplace_path = 32,
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feature_safeplace_status = 64,
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feature_immutable_path_open = 128,
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feature_immutable_path_write = 256,
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feature_immutable_src_exception = 512,
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feature_immutable_status = 1024,
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feature_umhbin_path = 2048,
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feature_trusted_map_status = 4096,
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feature_integrity_check = 8192
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};
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struct feature_match_entry {
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char feature_name[FEATURE_NAME_MAX_STR];
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int feature_num;
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};
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struct static_rule {
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unsigned int feature_type;
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char rule[STATIC_RULES_MAX_STR];
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};
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struct rule_item_struct {
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unsigned short int next_level;
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union {
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struct {
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unsigned short int next_file;
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unsigned short int feature_type;
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} __attribute__((packed));
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unsigned int data_size;
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} __attribute__((packed));
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unsigned char size;
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#ifdef DEFEX_INTEGRITY_ENABLE
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unsigned char integrity[INTEGRITY_LENGTH];
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#endif /* DEFEX_INTEGRITY_ENABLE */
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char name[0];
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} __attribute__((packed));
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int check_rules_ready(void);
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#ifdef DEFEX_TRUSTED_MAP_ENABLE
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/* "Header" for DTM's dynamically loaded policy */
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extern struct PPTree dtm_tree;
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#endif
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#endif /* __DEFEX_RULES_H */
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