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authorRussell King <rmk+kernel@armlinux.org.uk>2019-03-24 13:57:32 +0100
committerRussell King <rmk+kernel@armlinux.org.uk>2019-05-31 11:30:54 +0200
commit411c49bcf32d36b9988dc27968a92f3edf8ebed1 (patch)
tree578eddd0942a9ec4e4c49ca469c3428ab0d11178 /fs/adfs/dir.c
parentfs/adfs: factor out filename case lowering (diff)
downloadlinux-411c49bcf32d36b9988dc27968a92f3edf8ebed1.tar.xz
linux-411c49bcf32d36b9988dc27968a92f3edf8ebed1.zip
fs/adfs: factor out object fixups
Factor out the directory object fixups, which parse the filetype and optionally apply the filetype suffix to the filename. Acked-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'fs/adfs/dir.c')
-rw-r--r--fs/adfs/dir.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/adfs/dir.c b/fs/adfs/dir.c
index be4b4f950500..03490f16300d 100644
--- a/fs/adfs/dir.c
+++ b/fs/adfs/dir.c
@@ -16,6 +16,27 @@
*/
static DEFINE_RWLOCK(adfs_dir_lock);
+void adfs_object_fixup(struct adfs_dir *dir, struct object_info *obj)
+{
+ obj->filetype = -1;
+
+ /*
+ * object is a file and is filetyped and timestamped?
+ * RISC OS 12-bit filetype is stored in load_address[19:8]
+ */
+ if ((0 == (obj->attr & ADFS_NDA_DIRECTORY)) &&
+ (0xfff00000 == (0xfff00000 & obj->loadaddr))) {
+ obj->filetype = (__u16) ((0x000fff00 & obj->loadaddr) >> 8);
+
+ /* optionally append the ,xyz hex filetype suffix */
+ if (ADFS_SB(dir->sb)->s_ftsuffix)
+ obj->name_len +=
+ append_filetype_suffix(
+ &obj->name[obj->name_len],
+ obj->filetype);
+ }
+}
+
static int
adfs_readdir(struct file *file, struct dir_context *ctx)
{