Patchwork [1/2] libext2fs: Add ext2fs_file_get_inode_num call (for fuse2fs)

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Submitter Darrick J. Wong
Date Jan. 7, 2012, 8:55 a.m.
Message ID <20120107085529.4325.17894.stgit@elm3c44.beaverton.ibm.com>
Download mbox | patch
Permalink /patch/134843/
State Accepted
Headers show

Comments

Darrick J. Wong - Jan. 7, 2012, 8:55 a.m.
Add a function to return the inode number of an open file.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
---
 lib/ext2fs/ext2fs.h |    1 +
 lib/ext2fs/fileio.c |    8 ++++++++
 2 files changed, 9 insertions(+), 0 deletions(-)



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Theodore Ts'o - Feb. 17, 2012, 3:01 p.m.
On Sat, Jan 07, 2012 at 12:55:29AM -0800, Darrick J. Wong wrote:
> Add a function to return the inode number of an open file.
> 
> Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>

Thanks, applied.

					- Ted
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Patch

diff --git a/lib/ext2fs/ext2fs.h b/lib/ext2fs/ext2fs.h
index 227ee58..0b4b285 100644
--- a/lib/ext2fs/ext2fs.h
+++ b/lib/ext2fs/ext2fs.h
@@ -1094,6 +1094,7 @@  extern errcode_t ext2fs_file_open(ext2_filsys fs, ext2_ino_t ino,
 				  int flags, ext2_file_t *ret);
 extern ext2_filsys ext2fs_file_get_fs(ext2_file_t file);
 struct ext2_inode *ext2fs_file_get_inode(ext2_file_t file);
+extern ext2_ino_t ext2fs_file_get_inode_num(ext2_file_t file);
 extern errcode_t ext2fs_file_close(ext2_file_t file);
 extern errcode_t ext2fs_file_flush(ext2_file_t file);
 extern errcode_t ext2fs_file_read(ext2_file_t file, void *buf,
diff --git a/lib/ext2fs/fileio.c b/lib/ext2fs/fileio.c
index 8751635..1f7002c 100644
--- a/lib/ext2fs/fileio.c
+++ b/lib/ext2fs/fileio.c
@@ -106,6 +106,14 @@  struct ext2_inode *ext2fs_file_get_inode(ext2_file_t file)
 	return &file->inode;
 }
 
+/* This function returns the inode number from the structure */
+ext2_ino_t ext2fs_file_get_inode_num(ext2_file_t file)
+{
+	if (file->magic != EXT2_ET_MAGIC_EXT2_FILE)
+		return 0;
+	return file->ino;
+}
+
 /*
  * This function flushes the dirty block buffer out to disk if
  * necessary.