From: Jose R. Santos <jrs@us.ibm.com>
Date: Mon, 1 Jun 2009 20:15:40 +0000 (-0400)
Subject: Add 64-bit dirblock interface
X-Git-Tag: v1.42-WIP-0702~171
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=57e2467d6211b2ff0dbcc23f705afd3b95fb917f;p=thirdparty%2Fe2fsprogs.git

Add 64-bit dirblock interface

Add new ext2fs_(read|write)_dir_block3() routines that take blk64_t as
an input.

Signed-off-by: Jose R. Santos <jrs@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

diff --git a/lib/ext2fs/dirblock.c b/lib/ext2fs/dirblock.c
index 6542a81d6..c8dfce66d 100644
--- a/lib/ext2fs/dirblock.c
+++ b/lib/ext2fs/dirblock.c
@@ -19,7 +19,7 @@
 #include "ext2_fs.h"
 #include "ext2fs.h"
 
-errcode_t ext2fs_read_dir_block2(ext2_filsys fs, blk_t block,
+errcode_t ext2fs_read_dir_block3(ext2_filsys fs, blk64_t block,
 				 void *buf, int flags EXT2FS_ATTR((unused)))
 {
 	errcode_t	retval;
@@ -28,7 +28,7 @@ errcode_t ext2fs_read_dir_block2(ext2_filsys fs, blk_t block,
 	unsigned int	name_len, rec_len;
 
 
- 	retval = io_channel_read_blk(fs->io, block, 1, buf);
+	retval = io_channel_read_blk64(fs->io, block, 1, buf);
 	if (retval)
 		return retval;
 
@@ -58,14 +58,20 @@ errcode_t ext2fs_read_dir_block2(ext2_filsys fs, blk_t block,
 	return retval;
 }
 
+errcode_t ext2fs_read_dir_block2(ext2_filsys fs, blk_t block,
+				 void *buf, int flags EXT2FS_ATTR((unused)))
+{
+	return ext2fs_read_dir_block3(fs, block, buf, flags);
+}
+
 errcode_t ext2fs_read_dir_block(ext2_filsys fs, blk_t block,
 				 void *buf)
 {
-	return ext2fs_read_dir_block2(fs, block, buf, 0);
+	return ext2fs_read_dir_block3(fs, block, buf, 0);
 }
 
 
-errcode_t ext2fs_write_dir_block2(ext2_filsys fs, blk_t block,
+errcode_t ext2fs_write_dir_block3(ext2_filsys fs, blk64_t block,
 				  void *inbuf, int flags EXT2FS_ATTR((unused)))
 {
 #ifdef WORDS_BIGENDIAN
@@ -98,7 +104,7 @@ errcode_t ext2fs_write_dir_block2(ext2_filsys fs, blk_t block,
 		if (flags & EXT2_DIRBLOCK_V2_STRUCT)
 			dirent->name_len = ext2fs_swab16(dirent->name_len);
 	}
- 	retval = io_channel_write_blk(fs->io, block, 1, buf);
+	retval = io_channel_write_blk64(fs->io, block, 1, buf);
 	ext2fs_free_mem(&buf);
 	return retval;
 #else
@@ -106,10 +112,15 @@ errcode_t ext2fs_write_dir_block2(ext2_filsys fs, blk_t block,
 #endif
 }
 
+errcode_t ext2fs_write_dir_block2(ext2_filsys fs, blk_t block,
+				 void *inbuf, int flags EXT2FS_ATTR((unused)))
+{
+	return ext2fs_write_dir_block3(fs, block, inbuf, flags);
+}
 
 errcode_t ext2fs_write_dir_block(ext2_filsys fs, blk_t block,
 				 void *inbuf)
 {
-	return ext2fs_write_dir_block2(fs, block, inbuf, 0);
+	return ext2fs_write_dir_block3(fs, block, inbuf, 0);
 }
 
diff --git a/lib/ext2fs/ext2fs.h b/lib/ext2fs/ext2fs.h
index b10cba19e..856b1efc1 100644
--- a/lib/ext2fs/ext2fs.h
+++ b/lib/ext2fs/ext2fs.h
@@ -843,10 +843,14 @@ extern errcode_t ext2fs_read_dir_block(ext2_filsys fs, blk_t block,
 				       void *buf);
 extern errcode_t ext2fs_read_dir_block2(ext2_filsys fs, blk_t block,
 					void *buf, int flags);
+extern errcode_t ext2fs_read_dir_block3(ext2_filsys fs, blk64_t block,
+					void *buf, int flags);
 extern errcode_t ext2fs_write_dir_block(ext2_filsys fs, blk_t block,
 					void *buf);
 extern errcode_t ext2fs_write_dir_block2(ext2_filsys fs, blk_t block,
 					 void *buf, int flags);
+extern errcode_t ext2fs_write_dir_block3(ext2_filsys fs, blk64_t block,
+					 void *buf, int flags);
 
 /* dirhash.c */
 extern errcode_t ext2fs_dirhash(int version, const char *name, int len,