1 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is Mozilla Communicator client code.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Netscape Communications Corporation.
19 : * Portions created by the Initial Developer are Copyright (C) 1998
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : *
24 : * Alternatively, the contents of this file may be used under the terms of
25 : * either of the GNU General Public License Version 2 or later (the "GPL"),
26 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 : * in which case the provisions of the GPL or the LGPL are applicable instead
28 : * of those above. If you wish to allow use of your version of this file only
29 : * under the terms of either the GPL or the LGPL, and not to allow others to
30 : * use your version of this file under the terms of the MPL, indicate your
31 : * decision by deleting the provisions above and replace them with the notice
32 : * and other provisions required by the GPL or the LGPL. If you do not delete
33 : * the provisions above, a recipient may use your version of this file under
34 : * the terms of any one of the MPL, the GPL or the LGPL.
35 : *
36 : * ***** END LICENSE BLOCK ***** */
37 :
38 : #ifndef nsUTF8ToUnicode_h___
39 : #define nsUTF8ToUnicode_h___
40 :
41 : // Class ID for our UTF8ToUnicode charset converter
42 : // {5534DDC0-DD96-11d2-8AAC-00600811A836}
43 : #define NS_UTF8TOUNICODE_CID \
44 : { 0x5534ddc0, 0xdd96, 0x11d2, {0x8a, 0xac, 0x0, 0x60, 0x8, 0x11, 0xa8, 0x36}}
45 :
46 : #define NS_UTF8TOUNICODE_CONTRACTID "@mozilla.org/intl/unicode/decoder;1?charset=UTF-8"
47 :
48 : //#define NS_ERROR_UCONV_NOUTF8TOUNICODE
49 : // NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_UCONV, 0x31)
50 :
51 : //----------------------------------------------------------------------
52 : // Class nsUTF8ToUnicode [declaration]
53 :
54 :
55 : /**
56 : * A character set converter from UTF8 to Unicode.
57 : *
58 : * @created 18/Mar/1998
59 : * @modified 04/Feb/2000
60 : * @author Catalin Rotaru [CATA]
61 : */
62 :
63 : class nsUTF8ToUnicode : public nsBasicDecoderSupport
64 20752 : {
65 : public:
66 :
67 : /**
68 : * Class constructor.
69 : */
70 : nsUTF8ToUnicode();
71 :
72 : protected:
73 :
74 : PRUint32 mUcs4; // cached Unicode character
75 : PRUint8 mState; // cached expected number of bytes per UTF8 character sequence
76 : PRUint8 mBytes;
77 : bool mFirst;
78 :
79 : //--------------------------------------------------------------------
80 : // Subclassing of nsDecoderSupport class [declaration]
81 :
82 : NS_IMETHOD GetMaxLength(const char * aSrc, PRInt32 aSrcLength,
83 : PRInt32 * aDestLength);
84 :
85 : //--------------------------------------------------------------------
86 : // Subclassing of nsBasicDecoderSupport class [declaration]
87 :
88 : NS_IMETHOD Convert(const char * aSrc, PRInt32 * aSrcLength,
89 : PRUnichar * aDest, PRInt32 * aDestLength);
90 :
91 : //--------------------------------------------------------------------
92 : // Subclassing of nsBasicDecoderSupport class [declaration]
93 :
94 : NS_IMETHOD Reset();
95 :
96 : };
97 :
98 : #endif /* nsUTF8ToUnicode_h___ */
99 :
|