From c4f623ef2a7980a63de7c9f1d539a656b83f10e7 Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Tue, 26 Dec 2006 01:30:59 +0000
Subject: put small subset of e2fsprogs back in the tree: lsattr, chattr, fsck.
 Old e2fsprogs tree is in e2fsprogs/old_e2fsprogs/*.

---
 e2fsprogs/old_e2fsprogs/ext2fs/ext2_ext_attr.h | 53 ++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 e2fsprogs/old_e2fsprogs/ext2fs/ext2_ext_attr.h

(limited to 'e2fsprogs/old_e2fsprogs/ext2fs/ext2_ext_attr.h')

diff --git a/e2fsprogs/old_e2fsprogs/ext2fs/ext2_ext_attr.h b/e2fsprogs/old_e2fsprogs/ext2fs/ext2_ext_attr.h
new file mode 100644
index 000000000..cc91bb8d6
--- /dev/null
+++ b/e2fsprogs/old_e2fsprogs/ext2fs/ext2_ext_attr.h
@@ -0,0 +1,53 @@
+/* vi: set sw=4 ts=4: */
+/*
+  File: linux/ext2_ext_attr.h
+
+  On-disk format of extended attributes for the ext2 filesystem.
+
+  (C) 2000 Andreas Gruenbacher, <a.gruenbacher@computer.org>
+*/
+
+/* Magic value in attribute blocks */
+#define EXT2_EXT_ATTR_MAGIC_v1		0xEA010000
+#define EXT2_EXT_ATTR_MAGIC		0xEA020000
+
+/* Maximum number of references to one attribute block */
+#define EXT2_EXT_ATTR_REFCOUNT_MAX	1024
+
+struct ext2_ext_attr_header {
+	__u32	h_magic;	/* magic number for identification */
+	__u32	h_refcount;	/* reference count */
+	__u32	h_blocks;	/* number of disk blocks used */
+	__u32	h_hash;		/* hash value of all attributes */
+	__u32	h_reserved[4];	/* zero right now */
+};
+
+struct ext2_ext_attr_entry {
+	__u8	e_name_len;	/* length of name */
+	__u8	e_name_index;	/* attribute name index */
+	__u16	e_value_offs;	/* offset in disk block of value */
+	__u32	e_value_block;	/* disk block attribute is stored on (n/i) */
+	__u32	e_value_size;	/* size of attribute value */
+	__u32	e_hash;		/* hash value of name and value */
+};
+
+#define EXT2_EXT_ATTR_PAD_BITS		2
+#define EXT2_EXT_ATTR_PAD		(1<<EXT2_EXT_ATTR_PAD_BITS)
+#define EXT2_EXT_ATTR_ROUND		(EXT2_EXT_ATTR_PAD-1)
+#define EXT2_EXT_ATTR_LEN(name_len) \
+	(((name_len) + EXT2_EXT_ATTR_ROUND + \
+	sizeof(struct ext2_ext_attr_entry)) & ~EXT2_EXT_ATTR_ROUND)
+#define EXT2_EXT_ATTR_NEXT(entry) \
+	( (struct ext2_ext_attr_entry *)( \
+	  (char *)(entry) + EXT2_EXT_ATTR_LEN((entry)->e_name_len)) )
+#define EXT2_EXT_ATTR_SIZE(size) \
+	(((size) + EXT2_EXT_ATTR_ROUND) & ~EXT2_EXT_ATTR_ROUND)
+#define EXT2_EXT_IS_LAST_ENTRY(entry) (*((__u32 *)(entry)) == 0UL)
+#define EXT2_EXT_ATTR_NAME(entry) \
+	(((char *) (entry)) + sizeof(struct ext2_ext_attr_entry))
+#define EXT2_XATTR_LEN(name_len) \
+	(((name_len) + EXT2_EXT_ATTR_ROUND + \
+	sizeof(struct ext2_xattr_entry)) & ~EXT2_EXT_ATTR_ROUND)
+#define EXT2_XATTR_SIZE(size) \
+	(((size) + EXT2_EXT_ATTR_ROUND) & ~EXT2_EXT_ATTR_ROUND)
+
-- 
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