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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-03-28 20:29:51 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-03-28 20:29:51 +0000
commited40d0c472b136682b2fcba05f89762859c7374f (patch)
tree076b83a26bcd63d6158463735dd34c10bbc591dc /security/tomoyo/realpath.h
parent9e495834e59ca9b29f1a1f63b9f5533bb022ac49 (diff)
parent5d80f8e5a9dc9c9a94d4aeaa567e219a808b8a4a (diff)
downloadop-kernel-dev-ed40d0c472b136682b2fcba05f89762859c7374f.zip
op-kernel-dev-ed40d0c472b136682b2fcba05f89762859c7374f.tar.gz
Merge branch 'origin' into devel
Conflicts: sound/soc/pxa/pxa2xx-i2s.c
Diffstat (limited to 'security/tomoyo/realpath.h')
-rw-r--r--security/tomoyo/realpath.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/security/tomoyo/realpath.h b/security/tomoyo/realpath.h
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+++ b/security/tomoyo/realpath.h
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+/*
+ * security/tomoyo/realpath.h
+ *
+ * Get the canonicalized absolute pathnames. The basis for TOMOYO.
+ *
+ * Copyright (C) 2005-2009 NTT DATA CORPORATION
+ *
+ * Version: 2.2.0-pre 2009/02/01
+ *
+ */
+
+#ifndef _SECURITY_TOMOYO_REALPATH_H
+#define _SECURITY_TOMOYO_REALPATH_H
+
+struct path;
+struct tomoyo_path_info;
+struct tomoyo_io_buffer;
+
+/* Convert binary string to ascii string. */
+int tomoyo_encode(char *buffer, int buflen, const char *str);
+
+/* Returns realpath(3) of the given pathname but ignores chroot'ed root. */
+int tomoyo_realpath_from_path2(struct path *path, char *newname,
+ int newname_len);
+
+/*
+ * Returns realpath(3) of the given pathname but ignores chroot'ed root.
+ * These functions use tomoyo_alloc(), so the caller must call tomoyo_free()
+ * if these functions didn't return NULL.
+ */
+char *tomoyo_realpath(const char *pathname);
+/*
+ * Same with tomoyo_realpath() except that it doesn't follow the final symlink.
+ */
+char *tomoyo_realpath_nofollow(const char *pathname);
+/* Same with tomoyo_realpath() except that the pathname is already solved. */
+char *tomoyo_realpath_from_path(struct path *path);
+
+/*
+ * Allocate memory for ACL entry.
+ * The RAM is chunked, so NEVER try to kfree() the returned pointer.
+ */
+void *tomoyo_alloc_element(const unsigned int size);
+
+/*
+ * Keep the given name on the RAM.
+ * The RAM is shared, so NEVER try to modify or kfree() the returned name.
+ */
+const struct tomoyo_path_info *tomoyo_save_name(const char *name);
+
+/* Allocate memory for temporary use (e.g. permission checks). */
+void *tomoyo_alloc(const size_t size);
+
+/* Free memory allocated by tomoyo_alloc(). */
+void tomoyo_free(const void *p);
+
+/* Check for memory usage. */
+int tomoyo_read_memory_counter(struct tomoyo_io_buffer *head);
+
+/* Set memory quota. */
+int tomoyo_write_memory_quota(struct tomoyo_io_buffer *head);
+
+/* Initialize realpath related code. */
+void __init tomoyo_realpath_init(void);
+
+#endif /* !defined(_SECURITY_TOMOYO_REALPATH_H) */
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