36 lines
896 B
OCaml
36 lines
896 B
OCaml
let get_bytecode data =
|
|
let result =
|
|
List.map
|
|
(fun byte ->
|
|
let code = Char.code byte in
|
|
if code >= 65 && code <= 122
|
|
then String.make 1 byte
|
|
else Printf.sprintf "\\x%02X" code)
|
|
(List.of_seq (Bytes.to_seq data))
|
|
in
|
|
String.concat "" result
|
|
;;
|
|
|
|
let get_obj_size obj = Obj.size (Obj.repr obj)
|
|
|
|
let new_buffer size list =
|
|
let buffer = Bytes.create size in
|
|
let verification =
|
|
List.fold_left
|
|
(fun acc field ->
|
|
Bytes.set_uint16_be buffer acc field;
|
|
acc + 2)
|
|
0
|
|
list
|
|
in
|
|
if verification != size then failwith "Issue converting header to bytes";
|
|
buffer
|
|
;;
|
|
|
|
let unpack_short_be data offset =
|
|
let msb = int_of_char (Bytes.get data offset) in
|
|
let lsb = int_of_char (Bytes.get data (offset + 1)) in
|
|
(msb lsl 8) + lsb
|
|
;;
|
|
|
|
let bytes_forward data offset = Bytes.sub data offset (Bytes.length data - offset)
|