/[mldonkey]/mldonkey/src/utils/lib/charset.mli
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revision 1.1 by spiralvoice, Thu Apr 7 16:03:49 2005 UTC revision 1.2 by spiralvoice, Mon May 30 21:02:56 2005 UTC
# Line 17  Line 17 
17      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  *)  *)
19    
20    type uchar = int
21    
22  type charset =  type charset =
23  | ANSI_X3_4_1968 | ANSI_X3_4_1986 | ASCII | CP367 | IBM367 | ISO_IR_6 | ISO646_US | ISO_646_IRV_1991 | US | US_ASCII | CSASCII  | ANSI_X3_4_1968 | ANSI_X3_4_1986 | ASCII | CP367 | IBM367 | ISO_IR_6 | ISO646_US | ISO_646_IRV_1991 | US | US_ASCII | CSASCII
24  | UTF_8  | UTF_8
# Line 136  type charset = Line 138  type charset =
138  | I_869 | CP_GR | CP869 | IBM869 | CSIBM869  | I_869 | CP_GR | CP869 | IBM869 | CSIBM869
139  | CP1125  | CP1125
140    
141  (* convert ~from_charset ~to_charset s :  (** [convert ~from_charset ~to_charset s]
142   * raise CharsetError if the string [s] is not entirely convertible.      raise CharsetError if the string s is not entirely convertible. *)
  *)  
   
143  val convert : from_charset : charset -> to_charset : charset -> string -> string  val convert : from_charset : charset -> to_charset : charset -> string -> string
144    
145    (** [is_utf8 s]
146        returns TRUE if s is a valid UTF-8, otherwise returns FALSE.
147        Other functions assume strings are valid UTF-8, so it is prudent
148        to test their validity for strings from untrusted origins. *)
149  val is_utf8 : string -> bool  val is_utf8 : string -> bool
150    
151    (** [to_utf8 s]
152        Converts the input string to UTF-8. *)
153  val to_utf8 : string -> string  val to_utf8 : string -> string
154    
155    (** [to_locale s]
156        Converts the input string to the encoding of the current locale. *)
157  val to_locale : string -> string  val to_locale : string -> string
158    
159    (** [utf8_get s n]
160        returns [n]-th Unicode character of [s].
161        The call requires O(n)-time. *)
162    val utf8_get : string -> int -> uchar
163    
164    (** [utf8_length s]
165        returns the number of Unicode characters contained in s *)
166    val utf8_length : string -> int
167    
168    (** [add_uchar buf u]
169        add one Unicode character to the buffer. *)
170    val add_uchar : Buffer.t -> uchar -> unit

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