1 files changed, 106 insertions, 0 deletions

diff --git a/security/tomoyo/tomoyo.h b/security/tomoyo/tomoyo.h
new file mode 100644
index 000000000000..a0c8f6e0bea4
--- /dev/null
+++ b/security/tomoyo/tomoyo.h
@@ -0,0 +1,106 @@
+/*
+ * security/tomoyo/tomoyo.h
+ *
+ * Implementation of the Domain-Based Mandatory Access Control.
+ *
+ * Copyright (C) 2005-2009  NTT DATA CORPORATION
+ *
+ * Version: 2.2.0-pre   2009/02/01
+ *
+ */
+
+#ifndef _SECURITY_TOMOYO_TOMOYO_H
+#define _SECURITY_TOMOYO_TOMOYO_H
+
+struct tomoyo_path_info;
+struct path;
+struct inode;
+struct linux_binprm;
+struct pt_regs;
+struct tomoyo_page_buffer;
+
+int tomoyo_check_file_perm(struct tomoyo_domain_info *domain,
+                           const char *filename, const u8 perm);
+int tomoyo_check_exec_perm(struct tomoyo_domain_info *domain,
+                           const struct tomoyo_path_info *filename,
+                           struct tomoyo_page_buffer *buf);
+int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
+                                 struct path *path, const int flag);
+int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
+                            const u8 operation, struct path *path);
+int tomoyo_check_2path_perm(struct tomoyo_domain_info *domain,
+                            const u8 operation, struct path *path1,
+                            struct path *path2);
+int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
+                                    struct file *filp);
+int tomoyo_find_next_domain(struct linux_binprm *bprm,
+                            struct tomoyo_domain_info **next_domain);
+
+/* Index numbers for Access Controls. */
+
+#define TOMOYO_TYPE_SINGLE_PATH_ACL                 0
+#define TOMOYO_TYPE_DOUBLE_PATH_ACL                 1
+
+/* Index numbers for File Controls. */
+
+/*
+ * TYPE_READ_WRITE_ACL is special. TYPE_READ_WRITE_ACL is automatically set
+ * if both TYPE_READ_ACL and TYPE_WRITE_ACL are set. Both TYPE_READ_ACL and
+ * TYPE_WRITE_ACL are automatically set if TYPE_READ_WRITE_ACL is set.
+ * TYPE_READ_WRITE_ACL is automatically cleared if either TYPE_READ_ACL or
+ * TYPE_WRITE_ACL is cleared. Both TYPE_READ_ACL and TYPE_WRITE_ACL are
+ * automatically cleared if TYPE_READ_WRITE_ACL is cleared.
+ */
+
+#define TOMOYO_TYPE_READ_WRITE_ACL    0
+#define TOMOYO_TYPE_EXECUTE_ACL       1
+#define TOMOYO_TYPE_READ_ACL          2
+#define TOMOYO_TYPE_WRITE_ACL         3
+#define TOMOYO_TYPE_CREATE_ACL        4
+#define TOMOYO_TYPE_UNLINK_ACL        5
+#define TOMOYO_TYPE_MKDIR_ACL         6
+#define TOMOYO_TYPE_RMDIR_ACL         7
+#define TOMOYO_TYPE_MKFIFO_ACL        8
+#define TOMOYO_TYPE_MKSOCK_ACL        9
+#define TOMOYO_TYPE_MKBLOCK_ACL      10
+#define TOMOYO_TYPE_MKCHAR_ACL       11
+#define TOMOYO_TYPE_TRUNCATE_ACL     12
+#define TOMOYO_TYPE_SYMLINK_ACL      13
+#define TOMOYO_TYPE_REWRITE_ACL      14
+#define TOMOYO_MAX_SINGLE_PATH_OPERATION 15
+
+#define TOMOYO_TYPE_LINK_ACL         0
+#define TOMOYO_TYPE_RENAME_ACL       1
+#define TOMOYO_MAX_DOUBLE_PATH_OPERATION 2
+
+#define TOMOYO_DOMAINPOLICY          0
+#define TOMOYO_EXCEPTIONPOLICY       1
+#define TOMOYO_DOMAIN_STATUS         2
+#define TOMOYO_PROCESS_STATUS        3
+#define TOMOYO_MEMINFO               4
+#define TOMOYO_SELFDOMAIN            5
+#define TOMOYO_VERSION               6
+#define TOMOYO_PROFILE               7
+#define TOMOYO_MANAGER               8
+
+extern struct tomoyo_domain_info tomoyo_kernel_domain;
+
+static inline struct tomoyo_domain_info *tomoyo_domain(void)
+{
+        return current_cred()->security;
+}
+
+/* Caller holds tasklist_lock spinlock. */
+static inline struct tomoyo_domain_info *tomoyo_real_domain(struct task_struct
+                                                            *task)
+{
+        /***** CRITICAL SECTION START *****/
+        const struct cred *cred = get_task_cred(task);
+        struct tomoyo_domain_info *domain = cred->security;
+
+        put_cred(cred);
+        return domain;
+        /***** CRITICAL SECTION END *****/
+}
+
+#endif /* !defined(_SECURITY_TOMOYO_TOMOYO_H) */