pegasus/src/Pegasus/Common/Memory.h - diff

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Diff for /pegasus/src/Pegasus/Common/Memory.h between version 1.4 and 1.22.2.1

version 1.4, 2001/05/20 20:34:01

version 1.22.2.1, 2006/07/28 19:00:05

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//%/////////////////////////////////////////////////////////////////////////////

//%2006////////////////////////////////////////////////////////////////////////

// Permission is hereby granted, free of charge, to any person obtaining a

// copy of this software and associated documentation files (the "Software"),

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// to deal in the Software without restriction, including without limitation

// the rights to use, copy, modify, merge, publish, distribute, sublicense,

// IBM Corp.; EMC Corporation, The Open Group.

// 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:

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

// EMC Corporation; Symantec Corporation; The Open Group.

// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

// Permission is hereby granted, free of charge, to any person obtaining a copy

// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

// of this software and associated documentation files (the "Software"), to

// DEALINGS IN THE SOFTWARE.

// 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.

//==============================================================================

// Author: Mike Brasher (mbrasher@bmc.com)

// Modified By:

// Modified By: David Dillard, VERITAS Software Corp.

// (david.dillard@veritas.com)

//%/////////////////////////////////////////////////////////////////////////////

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#define Pegasus_Memory_h

#include <cstring>

#include <memory.h>

#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/CIMType.h>

#include <Pegasus/Common/Char16.h>

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template<class T>

inline void Destroy(T* items, Uint32 size)

{

#ifdef PEGASUS_OS_HPUX

// Empirical evidence shows that the memory allocator on HP-UX performs

// better when deallocating more recently allocated memory first (LIFO).

// Since most arrays are built up by appending elements to the end, it is

// advantageous to destruct the elements in reverse order.

items += size-1;

while (size--)

(items--)->~T();

#else

while (size--)

items++->~T();

#endif

}

template<class T>

inline void Destroy(T* ptr)

inline void CopyToRaw(T* to, const T* from, Uint32 size)

{

ptr->~T();

while (size--)

{

// The following fails on TRU64:

// new(to++) T(*from++);

// Probably a compiler error so I changed it to this:

// Mike Brasher

new(to) T(*from);

to++;

from++;

}

template<class T, class U>

inline void CopyToRaw(char* to, const char* from, Uint32 size)

inline void CopyToRaw(T* to, const U* from, Uint32 size)

{

while (size--)

memcpy(to, from, sizeof(char) * size);

new(to++) T(*from++);

}

inline void CopyToRaw(Boolean* to, const Boolean* from, Uint32 size)

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inline void InitializeRaw(T* items, Uint32 size)

{

while (size--)

items++->~T();

{

new(items) T();

items++;

}

#define PEGASUS_MEMORY_FUNCTIONS(T) \

inline void Destroy(T*, Uint32) { } \

inline void Destroy(T*) { } \

inline void InitializeRaw(T* items, Uint32 size) { Zeros(items, size); }

PEGASUS_MEMORY_FUNCTIONS(char*)

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Removed from v.1.4
changed lines
	Added in v.1.22.2.1

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