hlxosstr.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: hlxosstr.h,v 1.5.32.3 2004/07/09 01:45:44 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef HLXOSSTR_H
- #define HLXOSSTR_H
- #ifdef __cplusplus
- #include "hxtypes.h"
- #include "hlxclib/stdlib.h"
- #include "hlxclib/string.h"
- /*
- * Simple class for simple in-line Unicode conversion
- * Handles conversions in both directions as well as handling mutable
- * conversions as follows:
- *
- * void f()
- * {
- * char s[100];
- * UnicodeFunctionWithSideEffect(HLXOsStrW(s));
- *
- * if (strcmp(s, "Desired output")
- * {
- * ...
- * }
- * }
- * Since HLXOsStrW() is constructed as char* rather than const char*.
- * ~HLXOsStrW() will convert the Unicode back to ascii
- *
- */
- class HLXOsStrW
- {
- public:
- HLXOsStrW() : m_isMutable(FALSE), m_toAscii(FALSE), m_size(0), m_uni(0), m_ascii(0) { }
-
- HLXOsStrW(char* ascii, size_t length = (size_t)-1);
- HLXOsStrW(const char* ascii, size_t length = (size_t)-1);
- HLXOsStrW(const unsigned char* ascii, size_t length = (size_t)-1);
- HLXOsStrW(const wchar_t* uni, size_t length = (size_t)-1);
- operator wchar_t*() { return m_uni; }
- operator const char*() { return (const char*) m_ascii; }
- operator const unsigned char*() { return (const unsigned char*) m_ascii; }
- operator char*() { return m_ascii; }
- operator unsigned char*() { return (unsigned char*) m_ascii; }
- ~HLXOsStrW();
- HLXOsStrW(const HLXOsStrW& rhs);
- HLXOsStrW& operator=(const HLXOsStrW& rhs);
- protected:
- inline void Copy(HLXOsStrW& lhs, const HLXOsStrW& rhs);
- inline void Init(const char* ascii, size_t length);
- BOOL m_isMutable;
- BOOL m_toAscii;
- int m_size;
- int m_outsize;
- wchar_t* m_uni;
- char* m_ascii;
- };
- /*
- * Pass through object for ascii strings. This allows
- * us to bypass type checking for situations where the
- * parameter we are handed is const and the OS call takes
- * something non-const.
- */
- class HLXOsStrA
- {
- public:
- HLXOsStrA() : m_str(0) {}
- HLXOsStrA(const char* str, size_t length = (size_t)-1) : m_str((char*)str) {}
- HLXOsStrA(const unsigned char* str, size_t length = (size_t)-1) : m_str((char*)str) {}
- operator char* () const { return m_str; }
- operator unsigned char* () const { return (unsigned char*)m_str; }
- operator const char* () const { return (const char*)m_str; }
- operator const unsigned char* () const { return (const unsigned char*)m_str; }
- private:
- char* m_str;
- };
- #if defined(WIN32_PLATFORM_PSPC)
- #define OS_STRING_TYPE HLXOsStrW
- #define OS_TEXT_PTR wchar_t*
- #elif defined(_SYMBIAN) && defined(_UNICODE)
- #define OS_STRING_TYPE HLXOsStrW
- #define OS_TEXT_PTR wchar_t*
- #else // default
- #define OS_STRING_TYPE HLXOsStrA
- #define OS_TEXT_PTR char*
- #endif /* defined(WIN32_PLATFORM_PSPC) */
- #define OS_STRING(str) OS_STRING_TYPE(str)
- #define OS_STRING2(str, size) OS_STRING_TYPE(str, size)
- #else /* __cplusplus */
- /* No C++?!? You're on your own. Have fun with the type checker */
- #define OS_STRING_TYPE char*
- #define OS_STRING(str) str
- #define OS_STRING2(str, size) str
- #define OS_TEXT_PTR char*
- #endif /* __cplusplus */
- #endif /* HLXOSSTR_H */