Fix inconsistent type of readdir(plus) offsets

src/path/inode_path_bridge.rs

@@ -727,7 +727,7 @@ where
         req: Request,
         parent: u64,
         fh: u64,
-        offset: i64,
+        offset: u64,
     ) -> Result<ReplyDirectory<impl Stream<Item = Result<DirectoryEntry>> + Send + '_>> {
         let mut inode_name_manager = self.inode_name_manager.write().await;
         let parent_path = inode_name_manager

src/path/path_filesystem.rs

@@ -308,7 +308,7 @@ pub trait PathFilesystem {
         req: Request,
         path: &'a OsStr,
         fh: u64,
-        offset: i64,
+        offset: u64,
     ) -> Result<ReplyDirectory<impl Stream<Item = Result<DirectoryEntry>> + Send + 'a>> {
         Err::<ReplyDirectory<Empty<_>>, _>(libc::ENOSYS.into())
     }

src/path/reply.rs

@@ -119,7 +119,7 @@ pub struct DirectoryEntry {
     /// entry name.
     pub name: OsString,
     /// Directory offset of the _next_ entry
-    pub offset: i64,
+    pub offset: u64,
 }
 
 /// readdir reply.
@@ -143,7 +143,7 @@ pub struct DirectoryEntryPlus {
     /// the entry name.
     pub name: OsString,
     /// Directory offset of the _next_ entry
-    pub offset: i64,
+    pub offset: u64,
     /// the entry attribute.
     pub attr: FileAttr,
     /// the entry TTL.

src/raw/filesystem.rs

@@ -293,7 +293,7 @@ pub trait Filesystem {
         req: Request,
         parent: Inode,
         fh: u64,
-        offset: i64,
+        offset: u64,
     ) -> Result<ReplyDirectory<impl Stream<Item = Result<DirectoryEntry>> + Send + 'a>> {
         Err::<ReplyDirectory<Empty<_>>, _>(libc::ENOSYS.into())
     }

src/raw/reply.rs

@@ -246,7 +246,7 @@ pub struct DirectoryEntry {
     /// entry name.
     pub name: OsString,
     /// Directory offset of the _next_ entry
-    pub offset: i64,
+    pub offset: u64,
 }
 
 /// readdir reply.
@@ -384,7 +384,7 @@ pub struct DirectoryEntryPlus {
     /// the entry name.
     pub name: OsString,
     /// Directory offset of the _next_ entry
-    pub offset: i64,
+    pub offset: u64,
     /// the entry attribute.
     pub attr: FileAttr,
     /// the entry TTL.

src/raw/session.rs

@@ -3036,7 +3036,7 @@ impl<FS: Filesystem + Send + Sync + 'static> Session<FS> {
             );
 
             let reply_readdir = match fs
-                .readdir(request, in_header.nodeid, read_in.fh, read_in.offset as i64)
+                .readdir(request, in_header.nodeid, read_in.fh, read_in.offset)
                 .await
             {
                 Err(err) => {
@@ -3078,7 +3078,7 @@ impl<FS: Filesystem + Send + Sync + 'static> Session<FS> {
 
                 let dir_entry = fuse_dirent {
                     ino: entry.inode,
-                    off: entry.offset as u64,
+                    off: entry.offset,
                     namelen: name.len() as u32,
                     // learn from fuse-rs and golang bazil.org fuse DirentType
                     r#type: mode_from_kind_and_perm(entry.kind, 0) >> 12,