exception Malformed_code
exception Cannot_represent of int
type encoding =
    [ `Enc_adobe_standard_encoding
    | `Enc_adobe_symbol_encoding
    | `Enc_adobe_zapf_dingbats_encoding
    | `Enc_cp037
    | `Enc_cp1006
    | `Enc_cp1026
    | `Enc_cp1047
    | `Enc_cp424
    | `Enc_cp437
    | `Enc_cp500
    | `Enc_cp737
    | `Enc_cp775
    | `Enc_cp850
    | `Enc_cp852
    | `Enc_cp855
    | `Enc_cp856
    | `Enc_cp857
    | `Enc_cp860
    | `Enc_cp861
    | `Enc_cp862
    | `Enc_cp863
    | `Enc_cp864
    | `Enc_cp865
    | `Enc_cp866
    | `Enc_cp869
    | `Enc_cp874
    | `Enc_cp875
    | `Enc_empty
    | `Enc_eucjp
    | `Enc_euckr
    | `Enc_iso88591
    | `Enc_iso885910
    | `Enc_iso885911
    | `Enc_iso885913
    | `Enc_iso885914
    | `Enc_iso885915
    | `Enc_iso885916
    | `Enc_iso88592
    | `Enc_iso88593
    | `Enc_iso88594
    | `Enc_iso88595
    | `Enc_iso88596
    | `Enc_iso88597
    | `Enc_iso88598
    | `Enc_iso88599
    | `Enc_java
    | `Enc_jis0201
    | `Enc_koi8r
    | `Enc_macroman
    | `Enc_subset of encoding * (int -> bool)
    | `Enc_usascii
    | `Enc_utf16
    | `Enc_utf16_be
    | `Enc_utf16_le
    | `Enc_utf8
    | `Enc_windows1250
    | `Enc_windows1251
    | `Enc_windows1252
    | `Enc_windows1253
    | `Enc_windows1254
    | `Enc_windows1255
    | `Enc_windows1256
    | `Enc_windows1257
    | `Enc_windows1258 ]
type charset =
    [ `Set_adobe_standard_encoding
    | `Set_adobe_symbol_encoding
    | `Set_adobe_zapf_dingbats_encoding
    | `Set_cp037
    | `Set_cp1006
    | `Set_cp1026
    | `Set_cp1047
    | `Set_cp424
    | `Set_cp437
    | `Set_cp500
    | `Set_cp737
    | `Set_cp775
    | `Set_cp850
    | `Set_cp852
    | `Set_cp855
    | `Set_cp856
    | `Set_cp857
    | `Set_cp860
    | `Set_cp861
    | `Set_cp862
    | `Set_cp863
    | `Set_cp864
    | `Set_cp865
    | `Set_cp866
    | `Set_cp869
    | `Set_cp874
    | `Set_cp875
    | `Set_iso88591
    | `Set_iso885910
    | `Set_iso885911
    | `Set_iso885913
    | `Set_iso885914
    | `Set_iso885915
    | `Set_iso885916
    | `Set_iso88592
    | `Set_iso88593
    | `Set_iso88594
    | `Set_iso88595
    | `Set_iso88596
    | `Set_iso88597
    | `Set_iso88598
    | `Set_iso88599
    | `Set_jis0201
    | `Set_jis0208
    | `Set_jis0212
    | `Set_koi8r
    | `Set_ks1001
    | `Set_macroman
    | `Set_unicode
    | `Set_usascii
    | `Set_windows1250
    | `Set_windows1251
    | `Set_windows1252
    | `Set_windows1253
    | `Set_windows1254
    | `Set_windows1255
    | `Set_windows1256
    | `Set_windows1257
    | `Set_windows1258 ]
val encoding_of_string : string -> encoding
val string_of_encoding : encoding -> string
val is_ascii_compatible : encoding -> bool
val is_single_byte : encoding -> bool
val same_encoding : encoding -> encoding -> bool
val byte_order_mark : encoding -> string
val makechar : encoding -> int -> string
val ustring_of_uchar : encoding -> int -> string
val to_unicode : charset -> int -> int
val from_unicode : charset -> int -> int
val available_input_encodings : unit -> encoding list
val available_output_encodings : unit -> encoding list
val convert :
  ?subst:(int -> string) ->
  in_enc:encoding ->
  out_enc:encoding -> ?range_pos:int -> ?range_len:int -> string -> string
val recode_string :
  in_enc:encoding ->
  out_enc:encoding -> ?subst:(int -> string) -> string -> string
val recode :
  in_enc:encoding ->
  in_buf:string ->
  in_pos:int ->
  in_len:int ->
  out_enc:encoding ->
  out_buf:string ->
  out_pos:int ->
  out_len:int ->
  max_chars:int -> subst:(int -> string) -> int * int * encoding
class conversion_pipe :
  ?subst:(int -> string) ->
  in_enc:encoding -> out_enc:encoding -> unit -> Netchannels.io_obj_channel
class recoding_pipe :
  ?subst:(int -> string) ->
  in_enc:encoding -> out_enc:encoding -> unit -> Netchannels.io_obj_channel
type cursor = Netconversion.cursor
exception End_of_string
exception Cursor_out_of_range
exception Partial_character
exception Byte_order_mark
val create_cursor :
  ?range_pos:int ->
  ?range_len:int -> ?initial_rel_pos:int -> encoding -> string -> cursor
val reinit_cursor :
  ?range_pos:int ->
  ?range_len:int ->
  ?initial_rel_pos:int -> ?enc:encoding -> string -> cursor -> unit
val copy_cursor : ?enc:encoding -> cursor -> cursor
val cursor_target : cursor -> string
val cursor_range : cursor -> int * int
val cursor_initial_rel_pos : cursor -> int
val cursor_char_count : cursor -> int
val cursor_pos : cursor -> int
val uchar_at : cursor -> int
val cursor_byte_length : cursor -> int
val cursor_at_end : cursor -> bool
val move : ?num:int -> cursor -> unit
val cursor_encoding : cursor -> encoding
val cursor_blit : cursor -> int array -> int -> int -> int
val cursor_blit_maxlen : cursor -> int
val cursor_blit_positions : cursor -> int array -> int -> int -> int
val ustring_length :
  encoding -> ?range_pos:int -> ?range_len:int -> string -> int
val ustring_iter :
  encoding ->
  (int -> unit) -> ?range_pos:int -> ?range_len:int -> string -> unit
val ustring_map :
  encoding ->
  (int -> int list) -> ?range_pos:int -> ?range_len:int -> string -> string
val ustring_sub :
  encoding ->
  int -> int -> ?range_pos:int -> ?range_len:int -> string -> string
val ustring_compare :
  encoding ->
  (int -> int -> int) ->
  ?range_pos:int ->
  ?range_len:int ->
  string -> ?range_pos:int -> ?range_len:int -> string -> int
val uarray_of_ustring :
  encoding -> ?range_pos:int -> ?range_len:int -> string -> int array
val ustring_of_uarray :
  ?subst:(int -> string) ->
  encoding -> ?pos:int -> ?len:int -> int array -> string
exception Malformed_code_at of int
val verify : encoding -> ?range_pos:int -> ?range_len:int -> string -> unit
val big_slice : int
val read_iso88591_ref :
  (int ->
   encoding ->
   int array -> int array -> string -> int -> int -> int * int * encoding)
  ref
val read_utf8_ref :
  (bool ->
   int array -> int array -> string -> int -> int -> int * int * encoding)
  ref