107 строки
3.4 KiB
C
107 строки
3.4 KiB
C
/*
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* security/tomoyo/tomoyo.h
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*
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* Implementation of the Domain-Based Mandatory Access Control.
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*
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* Copyright (C) 2005-2009 NTT DATA CORPORATION
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*
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* Version: 2.2.0-pre 2009/02/01
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*
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*/
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#ifndef _SECURITY_TOMOYO_TOMOYO_H
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#define _SECURITY_TOMOYO_TOMOYO_H
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struct tomoyo_path_info;
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struct path;
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struct inode;
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struct linux_binprm;
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struct pt_regs;
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struct tomoyo_page_buffer;
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int tomoyo_check_file_perm(struct tomoyo_domain_info *domain,
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const char *filename, const u8 perm);
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int tomoyo_check_exec_perm(struct tomoyo_domain_info *domain,
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const struct tomoyo_path_info *filename,
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struct tomoyo_page_buffer *buf);
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int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
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struct path *path, const int flag);
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int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
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const u8 operation, struct path *path);
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int tomoyo_check_2path_perm(struct tomoyo_domain_info *domain,
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const u8 operation, struct path *path1,
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struct path *path2);
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int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
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struct file *filp);
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int tomoyo_find_next_domain(struct linux_binprm *bprm,
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struct tomoyo_domain_info **next_domain);
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/* Index numbers for Access Controls. */
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#define TOMOYO_TYPE_SINGLE_PATH_ACL 0
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#define TOMOYO_TYPE_DOUBLE_PATH_ACL 1
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/* Index numbers for File Controls. */
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/*
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* TYPE_READ_WRITE_ACL is special. TYPE_READ_WRITE_ACL is automatically set
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* if both TYPE_READ_ACL and TYPE_WRITE_ACL are set. Both TYPE_READ_ACL and
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* TYPE_WRITE_ACL are automatically set if TYPE_READ_WRITE_ACL is set.
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* TYPE_READ_WRITE_ACL is automatically cleared if either TYPE_READ_ACL or
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* TYPE_WRITE_ACL is cleared. Both TYPE_READ_ACL and TYPE_WRITE_ACL are
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* automatically cleared if TYPE_READ_WRITE_ACL is cleared.
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*/
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#define TOMOYO_TYPE_READ_WRITE_ACL 0
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#define TOMOYO_TYPE_EXECUTE_ACL 1
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#define TOMOYO_TYPE_READ_ACL 2
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#define TOMOYO_TYPE_WRITE_ACL 3
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#define TOMOYO_TYPE_CREATE_ACL 4
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#define TOMOYO_TYPE_UNLINK_ACL 5
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#define TOMOYO_TYPE_MKDIR_ACL 6
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#define TOMOYO_TYPE_RMDIR_ACL 7
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#define TOMOYO_TYPE_MKFIFO_ACL 8
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#define TOMOYO_TYPE_MKSOCK_ACL 9
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#define TOMOYO_TYPE_MKBLOCK_ACL 10
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#define TOMOYO_TYPE_MKCHAR_ACL 11
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#define TOMOYO_TYPE_TRUNCATE_ACL 12
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#define TOMOYO_TYPE_SYMLINK_ACL 13
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#define TOMOYO_TYPE_REWRITE_ACL 14
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#define TOMOYO_MAX_SINGLE_PATH_OPERATION 15
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#define TOMOYO_TYPE_LINK_ACL 0
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#define TOMOYO_TYPE_RENAME_ACL 1
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#define TOMOYO_MAX_DOUBLE_PATH_OPERATION 2
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#define TOMOYO_DOMAINPOLICY 0
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#define TOMOYO_EXCEPTIONPOLICY 1
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#define TOMOYO_DOMAIN_STATUS 2
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#define TOMOYO_PROCESS_STATUS 3
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#define TOMOYO_MEMINFO 4
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#define TOMOYO_SELFDOMAIN 5
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#define TOMOYO_VERSION 6
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#define TOMOYO_PROFILE 7
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#define TOMOYO_MANAGER 8
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extern struct tomoyo_domain_info tomoyo_kernel_domain;
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static inline struct tomoyo_domain_info *tomoyo_domain(void)
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{
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return current_cred()->security;
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}
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/* Caller holds tasklist_lock spinlock. */
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static inline struct tomoyo_domain_info *tomoyo_real_domain(struct task_struct
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*task)
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{
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/***** CRITICAL SECTION START *****/
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const struct cred *cred = get_task_cred(task);
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struct tomoyo_domain_info *domain = cred->security;
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put_cred(cred);
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return domain;
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/***** CRITICAL SECTION END *****/
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}
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#endif /* !defined(_SECURITY_TOMOYO_TOMOYO_H) */
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