(file) Return to StringRep.h CVS log (file) (dir) Up to [Pegasus] / pegasus / src / Pegasus / Common

File: [Pegasus] / pegasus / src / Pegasus / Common / StringRep.h (download)
Revision: 1.11, Tue Dec 2 09:00:52 2008 UTC (15 years, 7 months ago) by martin
Branch: MAIN
CVS Tags: TASK-PEP348_SCMO-root, TASK-PEP348_SCMO-merged_out_from_trunk, TASK-PEP348_SCMO-merged_in_to_trunk, TASK-PEP348_SCMO-merged_in_from_branch, RELEASE_2_9_2-RC2, RELEASE_2_9_2-RC1, RELEASE_2_9_2, RELEASE_2_9_1-RC1, RELEASE_2_9_1, RELEASE_2_9_0-RC1, RELEASE_2_9_0-FC, RELEASE_2_9_0, RELEASE_2_9-root, RELEASE_2_9-branch, HPUX_TEST
Branch point for: TASK-PEP348_SCMO-branch
Changes since 1.10: +6 -6 lines
BUG#: 8123
TITLE: Update copyright/license text

DESCRIPTION:

Fixing trailing spaces in copyright/license text

//%LICENSE////////////////////////////////////////////////////////////////
//
// Licensed to The Open Group (TOG) under one or more contributor license
// agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
// this work for additional information regarding copyright ownership.
// Each contributor licenses this file to you under the OpenPegasus Open
// Source License; you may not use this file except in compliance with the
// License.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//////////////////////////////////////////////////////////////////////////
//
//%/////////////////////////////////////////////////////////////////////////////

#ifndef _Pegasus_StringRep_h
#define _Pegasus_StringRep_h

#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/AtomicInt.h>
#include <new>

PEGASUS_NAMESPACE_BEGIN

struct PEGASUS_COMMON_LINKAGE StringRep
{
    StringRep();

    ~StringRep();

    static StringRep* alloc(size_t cap);

    static void free(StringRep* rep);

    static StringRep* create(const Uint16* data, size_t size);

    static StringRep* create(const char* data, size_t size);

    static StringRep* copyOnWrite(StringRep* rep);

    static Uint32 length(const Uint16* str);

    static void ref(const StringRep* rep);

    static void unref(const StringRep* rep);

    static StringRep _emptyRep;

    // Number of characters in this string, excluding the null terminator.
    size_t size;

    // Number of characters this representation has room for. This is
    // greater or equal to size.
    size_t cap;

    // Number of string refering to this StringRep (1, 2, etc).
    AtomicInt refs;

    // The first character in the string. Extra space is allocated off the
    // end of this structure for additional characters.
    Uint16 data[1];
};

inline void StringRep::free(StringRep* rep)
{
    rep->refs.~AtomicInt();
    ::operator delete(rep);
}

inline StringRep::StringRep() : size(0), cap(0), refs(2)
{
    // Only called on _emptyRep. We set the reference count to two to
    // keep a String from modifying it (if the reference count were one,
    // a string would think it was the sole owner of the StringRep object).
    data[0] = 0;
}

inline StringRep::~StringRep()
{
    // Only called on _emptyRep.
}

inline void StringRep::ref(const StringRep* rep)
{
    if (rep != &StringRep::_emptyRep)
        ((StringRep*)rep)->refs++;
}

inline void StringRep::unref(const StringRep* rep)
{
    if (rep != &StringRep::_emptyRep &&
        ((StringRep*)rep)->refs.decAndTestIfZero())
        StringRep::free((StringRep*)rep);
}

PEGASUS_COMMON_LINKAGE void StringThrowOutOfBounds();

PEGASUS_COMMON_LINKAGE void StringAppendCharAux(StringRep*& _rep);

PEGASUS_COMMON_LINKAGE Boolean StringEqualNoCase(
    const String& s1, const String& s2);

PEGASUS_COMMON_LINKAGE Uint32 StringFindAux(
    const StringRep* _rep, const Char16* s, Uint32 n);

inline void _checkBounds(size_t index, size_t size)
{
    if (index > size)
        StringThrowOutOfBounds();
}

PEGASUS_NAMESPACE_END

#endif /* _Pegasus_StringRep_h */

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