From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 3 Jan 2015 13:58:15 +0100
Subject: patch to Vanilla Tomato 1.28

---
 .../busybox/e2fsprogs/old_e2fsprogs/ext2fs/brel.h  | 87 ++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 release/src/router/busybox/e2fsprogs/old_e2fsprogs/ext2fs/brel.h

(limited to 'release/src/router/busybox/e2fsprogs/old_e2fsprogs/ext2fs/brel.h')

diff --git a/release/src/router/busybox/e2fsprogs/old_e2fsprogs/ext2fs/brel.h b/release/src/router/busybox/e2fsprogs/old_e2fsprogs/ext2fs/brel.h
new file mode 100644
index 00000000..216fd132
--- /dev/null
+++ b/release/src/router/busybox/e2fsprogs/old_e2fsprogs/ext2fs/brel.h
@@ -0,0 +1,87 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * brel.h
+ *
+ * Copyright (C) 1996, 1997 Theodore Ts'o.
+ *
+ * %Begin-Header%
+ * This file may be redistributed under the terms of the GNU Public
+ * License.
+ * %End-Header%
+ */
+
+struct ext2_block_relocate_entry {
+	blk_t	new;
+	__s16	offset;
+	__u16	flags;
+	union {
+		blk_t		block_ref;
+		ext2_ino_t	inode_ref;
+	} owner;
+};
+
+#define RELOCATE_TYPE_REF  0x0007
+#define RELOCATE_BLOCK_REF 0x0001
+#define RELOCATE_INODE_REF 0x0002
+
+typedef struct ext2_block_relocation_table *ext2_brel;
+
+struct ext2_block_relocation_table {
+	__u32	magic;
+	char	*name;
+	blk_t	current;
+	void	*priv_data;
+
+	/*
+	 * Add a block relocation entry.
+	 */
+	errcode_t (*put)(ext2_brel brel, blk_t old,
+			      struct ext2_block_relocate_entry *ent);
+
+	/*
+	 * Get a block relocation entry.
+	 */
+	errcode_t (*get)(ext2_brel brel, blk_t old,
+			      struct ext2_block_relocate_entry *ent);
+
+	/*
+	 * Initialize for iterating over the block relocation entries.
+	 */
+	errcode_t (*start_iter)(ext2_brel brel);
+
+	/*
+	 * The iterator function for the inode relocation entries.
+	 * Returns an inode number of 0 when out of entries.
+	 */
+	errcode_t (*next)(ext2_brel brel, blk_t *old,
+			  struct ext2_block_relocate_entry *ent);
+
+	/*
+	 * Move the inode relocation table from one block number to
+	 * another.
+	 */
+	errcode_t (*move)(ext2_brel brel, blk_t old, blk_t new);
+
+	/*
+	 * Remove a block relocation entry.
+	 */
+	errcode_t (*delete)(ext2_brel brel, blk_t old);
+
+
+	/*
+	 * Free the block relocation table.
+	 */
+	errcode_t (*free)(ext2_brel brel);
+};
+
+errcode_t ext2fs_brel_memarray_create(char *name, blk_t max_block,
+				    ext2_brel *brel);
+
+#define ext2fs_brel_put(brel, old, ent) ((brel)->put((brel), old, ent))
+#define ext2fs_brel_get(brel, old, ent) ((brel)->get((brel), old, ent))
+#define ext2fs_brel_start_iter(brel) ((brel)->start_iter((brel)))
+#define ext2fs_brel_next(brel, old, ent) ((brel)->next((brel), old, ent))
+#define ext2fs_brel_move(brel, old, new) ((brel)->move((brel), old, new))
+#define ext2fs_brel_delete(brel, old) ((brel)->delete((brel), old))
+#define ext2fs_brel_free(brel) ((brel)->free((brel)))
+
-- 
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