T6718: reorganize layout for dune build of libs/executables

1 files changed, 7 insertions, 2 deletions

diff --git a/src/message.ml b/src/message.ml
index 3629f0d..d4cc374 100644
--- a/src/message.ml
+++ b/src/message.ml
@@ -3,6 +3,11 @@
     Messages are preceded by a length header, four bytes in network order.
  *)
 
+(** Makes a hex dump of a byte string *)
+let hexdump b =
+    let dump = ref "" in
+    Bytes.iter (fun c -> dump := Char.code c |> Printf.sprintf "%s %02x" !dump) b;
+    !dump
 
 let read ic =
     let header = Bytes.create 4 in
@@ -12,14 +17,14 @@ let read ic =
     if length < 0 then failwith (Printf.sprintf "Bad message length: %d" length) else
     let buffer = Bytes.create length in
     let%lwt () = Lwt_io.read_into_exactly ic buffer 0 length in
-    Lwt_log.debug (Util.hexdump buffer |> Printf.sprintf "Read mesage: %s") |> Lwt.ignore_result;
+    Lwt_log.debug (hexdump buffer |> Printf.sprintf "Read mesage: %s") |> Lwt.ignore_result;
     Lwt.return buffer
 
 let write oc msg =
     let length = Bytes.length msg in
     let length' = Int32.of_int length in
     Lwt_log.debug (Printf.sprintf "Write length: %d\n" length) |> Lwt.ignore_result;
-    Lwt_log.debug (Util.hexdump msg |> Printf.sprintf "Write message: %s") |> Lwt.ignore_result;
+    Lwt_log.debug (hexdump msg |> Printf.sprintf "Write message: %s") |> Lwt.ignore_result;
     if length' < 0l then failwith (Printf.sprintf "Bad message length: %d" length) else
     let header = Bytes.create 4 in
     let () = EndianBytes.BigEndian.set_int32 header 0 length' in