1// Copyright (c) 2006, Google Inc.
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met:
7//
8// * Redistributions of source code must retain the above copyright
9// notice, this list of conditions and the following disclaimer.
10// * Redistributions in binary form must reproduce the above
11// copyright notice, this list of conditions and the following disclaimer
12// in the documentation and/or other materials provided with the
13// distribution.
14// * Neither the name of Google Inc. nor the names of its
15// contributors may be used to endorse or promote products derived from
16// this software without specific prior written permission.
17//
18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
30// string_conversion.h: Conversion between different UTF-8/16/32 encodings.
31
32#ifndef COMMON_STRING_CONVERSION_H__
33#define COMMON_STRING_CONVERSION_H__
34
35#include <string>
36#include <vector>
37
38#include "common/using_std_string.h"
39#include "google_breakpad/common/breakpad_types.h"
40
41namespace google_breakpad {
42
43using std::vector;
44
45// Convert |in| to UTF-16 into |out|. Use platform byte ordering. If the
46// conversion failed, |out| will be zero length.
47void UTF8ToUTF16(const char* in, vector<uint16_t>* out);
48
49// Convert at least one character (up to a maximum of |in_length|) from |in|
50// to UTF-16 into |out|. Return the number of characters consumed from |in|.
51// Any unused characters in |out| will be initialized to 0. No memory will
52// be allocated by this routine.
53int UTF8ToUTF16Char(const char* in, int in_length, uint16_t out[2]);
54
55// Convert |in| to UTF-16 into |out|. Use platform byte ordering. If the
56// conversion failed, |out| will be zero length.
57void UTF32ToUTF16(const wchar_t* in, vector<uint16_t>* out);
58
59// Convert |in| to UTF-16 into |out|. Any unused characters in |out| will be
60// initialized to 0. No memory will be allocated by this routine.
61void UTF32ToUTF16Char(wchar_t in, uint16_t out[2]);
62
63// Convert |in| to UTF-8. If |swap| is true, swap bytes before converting.
64string UTF16ToUTF8(const vector<uint16_t>& in, bool swap);
65
66} // namespace google_breakpad
67
68#endif // COMMON_STRING_CONVERSION_H__
69