diff --git a/Cargo.lock b/Cargo.lock
index 01338f4..645f3e9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -184,6 +184,15 @@ version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dca9240753cf90908d7e4aac30f630662b02aebaa1b58a3cadabdb23385b58b"
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.35"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75030f3c4f45dafd7586dd6780965a8c7e8e285a5ecb86713e63a79c5b2766f3"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "env_logger"
 version = "0.8.4"
@@ -472,6 +481,7 @@ checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
 name = "lws_vfs"
 version = "0.1.0"
 dependencies = [
+ "encoding_rs",
  "env_logger",
  "libc",
  "log",
diff --git a/src/lib.rs b/src/lib.rs
index 4a370a9..05a11e8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -176,8 +176,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.fgetattr(path, &mut fstat, &mut fi) {
             Ok(0) => GetattrResponse { stat: Some(fstat), status: ok_status() },
-            Ok(_) => GetattrResponse { stat: None, status: err_status(FsOp::FSOP_GETATTR, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => GetattrResponse { stat: None, status: err_status(FsOp::FSOP_GETATTR, vec![path.to_string()], &*e) },
+            Ok(_) => GetattrResponse { stat: None, status: err_status(FsOp::FsopGetattr, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => GetattrResponse { stat: None, status: err_status(FsOp::FsopGetattr, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -188,8 +188,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.fopen(path, &mut fi) {
             Ok(0) => OpenResponse{ fi: Some(fi), status: ok_status() },
-            Ok(_) => OpenResponse{ fi: None, status: err_status(FsOp::FSOP_OPEN, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => OpenResponse{ fi: None, status: err_status(FsOp::FSOP_OPEN, vec![path.to_string()], &*e) },
+            Ok(_) => OpenResponse{ fi: None, status: err_status(FsOp::FsopOpen, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => OpenResponse{ fi: None, status: err_status(FsOp::FsopOpen, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -203,8 +203,8 @@ impl LwsVfs for LwsVfsIns {
         let mut buff: Vec<u8> = vec![0; size];
         let reply = match self.fs.fread(path, &mut buff, &mut size, offset, &mut fi) {
             Ok(0) => ReadResponse { data: buff, status: ok_status() },
-            Ok(_) => ReadResponse { data: Vec::new(), status: err_status(FsOp::FSOP_READ, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => ReadResponse { data: Vec::new(), status: err_status(FsOp::FSOP_READ, vec![path.to_string()], &*e) },
+            Ok(_) => ReadResponse { data: Vec::new(), status: err_status(FsOp::FsopRead, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => ReadResponse { data: Vec::new(), status: err_status(FsOp::FsopRead, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -218,8 +218,8 @@ impl LwsVfs for LwsVfsIns {
         let offset = request.offset as usize;
         let reply = match self.fs.fwrite(path, &buff, &mut size, offset, &mut fi) {
             Ok(0) => WriteResponse { written: size as u64, status: ok_status() },
-            Ok(_) => WriteResponse { written: 0, status: err_status(FsOp::FSOP_WRITE, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => WriteResponse { written: 0, status: err_status(FsOp::FSOP_WRITE, vec![path.to_string()], &*e) },
+            Ok(_) => WriteResponse { written: 0, status: err_status(FsOp::FsopWrite, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => WriteResponse { written: 0, status: err_status(FsOp::FsopWrite, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -230,8 +230,8 @@ impl LwsVfs for LwsVfsIns {
         let mask = request.mask;
         let reply = match self.fs.faccess(path, mask) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_ACCESS, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_ACCESS, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopAccess, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopAccess, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -245,8 +245,8 @@ impl LwsVfs for LwsVfsIns {
         let flags = request.flags;
         let reply = match self.fs.fsetxattr(path, name, &value, size, flags) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_SETXATTR, vec![path.to_string()], &std::io::Error::from_raw_os_error(libc::ENOSYS)) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_SETXATTR, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopSetxattr, vec![path.to_string()], &std::io::Error::from_raw_os_error(libc::ENOSYS)) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopSetxattr, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -258,8 +258,8 @@ impl LwsVfs for LwsVfsIns {
         let size = request.size as usize;
         let reply = match self.fs.fgetxattr(path, name, size) {
             Ok(0) => GetxattrResponse { value: Vec::new(), status: ok_status() },
-            Ok(_) => GetxattrResponse { value: Vec::new(), status: err_status(FsOp::FSOP_GETXATTR, vec![path.to_string()], &std::io::Error::from_raw_os_error(libc::ENOSYS)) },
-            Err(e) => GetxattrResponse { value: Vec::new(), status: err_status(FsOp::FSOP_GETXATTR, vec![path.to_string()], &*e) },
+            Ok(_) => GetxattrResponse { value: Vec::new(), status: err_status(FsOp::FsopGetxattr, vec![path.to_string()], &std::io::Error::from_raw_os_error(libc::ENOSYS)) },
+            Err(e) => GetxattrResponse { value: Vec::new(), status: err_status(FsOp::FsopGetxattr, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -273,8 +273,8 @@ impl LwsVfs for LwsVfsIns {
         let size = 0;
         let reply = match self.fs.freaddir(path, &mut dirs, size, offset, &mut fi) {
             Ok(0) => ReaddirResponse { dirs, status: ok_status() },
-            Ok(_) => ReaddirResponse { dirs: vec![], status: err_status(FsOp::FSOP_READDIR, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => ReaddirResponse { dirs: vec![], status: err_status(FsOp::FSOP_READDIR, vec![path.to_string()], &*e) },
+            Ok(_) => ReaddirResponse { dirs: vec![], status: err_status(FsOp::FsopReaddir, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => ReaddirResponse { dirs: vec![], status: err_status(FsOp::FsopReaddir, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -285,8 +285,8 @@ impl LwsVfs for LwsVfsIns {
         let mode = request.mode;
         let reply = match self.fs.fmkdir(&path, mode) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_MKDIR, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_MKDIR, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopMkdir, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopMkdir, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -297,8 +297,8 @@ impl LwsVfs for LwsVfsIns {
         let size = request.size as u64;
         let reply = match self.fs.ftruncate(path, size) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_TRUNCATE, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_TRUNCATE, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopTruncate, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopTruncate, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -310,8 +310,8 @@ impl LwsVfs for LwsVfsIns {
         let m_time = vec![request.ts[1].tv_sec as u64, request.ts[1].tv_nsec as u64];
         let reply = match self.fs.futimens(path, &a_time, &m_time) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_UTIMENS, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_UTIMENS, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopUtimens, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopUtimens, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -323,8 +323,8 @@ impl LwsVfs for LwsVfsIns {
         let gid = request.gid as u32;
         let reply = match self.fs.fchown(path, uid, gid) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_CHOWN, vec![path.to_string()], &std::io::Error::from_raw_os_error(libc::ENOSYS)) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_CHOWN, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopChown, vec![path.to_string()], &std::io::Error::from_raw_os_error(libc::ENOSYS)) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopChown, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -335,8 +335,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.frelease(path, &mut fi, request.flush != 0) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_RELEASE, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_RELEASE, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopRelease, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopRelease, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -346,8 +346,8 @@ impl LwsVfs for LwsVfsIns {
         let path = &self.lpath(&request.path);
         let reply = match self.fs.frmdir(path) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_RMDIR, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_RMDIR, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopRmdir, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopRmdir, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -358,8 +358,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.fflush(path, &mut fi) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_FLUSH, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_FLUSH, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopFlush, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopFlush, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -371,8 +371,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.fcreate(path, mode, &mut fi) {
             Ok(0) => CreateResponse { fi: Some(fi), status: ok_status() },
-            Ok(_) => CreateResponse { fi: None, status: err_status(FsOp::FSOP_CREATE, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => CreateResponse { fi: None, status: err_status(FsOp::FSOP_CREATE, vec![path.to_string()], &*e) },
+            Ok(_) => CreateResponse { fi: None, status: err_status(FsOp::FsopCreate, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => CreateResponse { fi: None, status: err_status(FsOp::FsopCreate, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -382,8 +382,8 @@ impl LwsVfs for LwsVfsIns {
         let path = &self.lpath(&request.path);
         let reply = match self.fs.funlink(path) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_UNLINK, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_UNLINK, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopUnlink, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopUnlink, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -394,8 +394,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.fopendir(path, &mut fi) {
             Ok(0) => OpendirResponse { fi: Some(fi), status: ok_status() },
-            Ok(_) => OpendirResponse { fi: None, status: err_status(FsOp::FSOP_OPENDIR, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => OpendirResponse { fi: None, status: err_status(FsOp::FSOP_OPENDIR, vec![path.to_string()], &*e) },
+            Ok(_) => OpendirResponse { fi: None, status: err_status(FsOp::FsopOpendir, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => OpendirResponse { fi: None, status: err_status(FsOp::FsopOpendir, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -406,8 +406,8 @@ impl LwsVfs for LwsVfsIns {
         let mut fi = FileInfo::default();
         let reply = match self.fs.freleasedir(path, &mut fi) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_RELEASEDIR, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_RELEASEDIR, vec![path.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopReleasedir, vec![path.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopReleasedir, vec![path.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }
@@ -418,8 +418,8 @@ impl LwsVfs for LwsVfsIns {
         let to = &self.lpath(&request.new);
         let reply = match self.fs.frename(from, to) {
             Ok(0) => EmptyResponse { status: ok_status() },
-            Ok(_) => EmptyResponse { status: err_status(FsOp::FSOP_RENAME, vec![from.to_string(), to.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
-            Err(e) => EmptyResponse { status: err_status(FsOp::FSOP_RENAME, vec![from.to_string(), to.to_string()], &*e) },
+            Ok(_) => EmptyResponse { status: err_status(FsOp::FsopRename, vec![from.to_string(), to.to_string()], &std::io::Error::new(std::io::ErrorKind::Other, "op failed")) },
+            Err(e) => EmptyResponse { status: err_status(FsOp::FsopRename, vec![from.to_string(), to.to_string()], &*e) },
         };
         Ok(Response::new(reply))
     }