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authorDavid Teigland <teigland@redhat.com>2006-01-16 17:50:04 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2006-01-16 17:50:04 +0100
commitb3b94faa5fe5968827ba0640ee9fba4b3e7f736e (patch)
tree70bd6068b050d2c46e338484f8b03fae4365c6c3 /fs/gfs2/dir.h
parent[GFS2] Hook GFS2 into the Kbuild system (diff)
downloadlinux-b3b94faa5fe5968827ba0640ee9fba4b3e7f736e.tar.xz
linux-b3b94faa5fe5968827ba0640ee9fba4b3e7f736e.zip
[GFS2] The core of GFS2
This patch contains all the core files for GFS2. Signed-off-by: David Teigland <teigland@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/dir.h')
-rw-r--r--fs/gfs2/dir.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/fs/gfs2/dir.h b/fs/gfs2/dir.h
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+++ b/fs/gfs2/dir.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
+ * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU General Public License v.2.
+ */
+
+#ifndef __DIR_DOT_H__
+#define __DIR_DOT_H__
+
+/**
+ * gfs2_filldir_t - Report a directory entry to the caller of gfs2_dir_read()
+ * @opaque: opaque data used by the function
+ * @name: the name of the directory entry
+ * @length: the length of the name
+ * @offset: the entry's offset in the directory
+ * @inum: the inode number the entry points to
+ * @type: the type of inode the entry points to
+ *
+ * Returns: 0 on success, 1 if buffer full
+ */
+
+typedef int (*gfs2_filldir_t) (void *opaque,
+ const char *name, unsigned int length,
+ uint64_t offset,
+ struct gfs2_inum *inum, unsigned int type);
+
+int gfs2_filecmp(struct qstr *file1, char *file2, int len_of_file2);
+int gfs2_dirent_alloc(struct gfs2_inode *dip, struct buffer_head *bh,
+ int name_len, struct gfs2_dirent **dent_out);
+
+int gfs2_dir_search(struct gfs2_inode *dip, struct qstr *filename,
+ struct gfs2_inum *inum, unsigned int *type);
+int gfs2_dir_add(struct gfs2_inode *dip, struct qstr *filename,
+ struct gfs2_inum *inum, unsigned int type);
+int gfs2_dir_del(struct gfs2_inode *dip, struct qstr *filename);
+int gfs2_dir_read(struct gfs2_inode *dip, uint64_t * offset, void *opaque,
+ gfs2_filldir_t filldir);
+int gfs2_dir_mvino(struct gfs2_inode *dip, struct qstr *filename,
+ struct gfs2_inum *new_inum, unsigned int new_type);
+
+int gfs2_dir_exhash_dealloc(struct gfs2_inode *dip);
+
+int gfs2_diradd_alloc_required(struct gfs2_inode *dip, struct qstr *filename,
+ int *alloc_required);
+
+int gfs2_get_dir_meta(struct gfs2_inode *ip, struct gfs2_user_buffer *ub);
+
+#endif /* __DIR_DOT_H__ */