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Add unicode.org UTF-8/16/32 conversion code.

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Add wrapper functions to make things more convenient.



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@88 4c0a9323-5329-0410-9bdc-e9ce6186880e
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waylonis 2006-12-15 00:03:27 +00:00
parent b7b89b3b01
commit eee138c2f3
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src/common/string_conversion.h Normal file
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// Copyright (c) 2006, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// string_conversion.h: Conversion between different UTF-8/16/32 encodings.
#ifndef COMMON_STRING_CONVERSION_H__
#define COMMON_STRING_CONVERSION_H__
#include <string>
#include <vector>
namespace google_airbag {
using std::vector;
// Convert |in| to UTF-16 into |out|. Use platform byte ordering. If the
// conversion failed, |out| will be zero length.
void UTF8ToUTF16(const char *in, vector<u_int16_t> *out);
// Convert at least one character (up to a maximum of |in_length|) from |in|
// to UTF-16 into |out|. Return the number of characters consumed from |in|.
// Any unused characters in |out| will be initialized to 0. No memory will
// be allocated by this routine.
int UTF8ToUTF16Char(const char *in, int in_length, u_int16_t out[2]);
// Convert |in| to UTF-16 into |out|. Use platform byte ordering. If the
// conversion failed, |out| will be zero length.
void UTF32ToUTF16(const wchar_t *in, vector<u_int16_t> *out);
// Convert |in| to UTF-16 into |out|. Any unused characters in |out| will be
// initialized to 0. No memory will be allocated by this routine.
void UTF32ToUTF16Char(wchar_t in, u_int16_t out[2]);
// Convert |in| to UTF-8. If |swap| is true, swap bytes before converting.
std::string UTF16ToUTF8(const vector<u_int16_t> &in, bool swap);
} // namespace google_airbag
#endif // COMMON_STRING_CONVERSION_H__