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#ifndef INCLUDED_NJN_MEMUTIL
#define INCLUDED_NJN_MEMUTIL
/* $Id: $
* ===========================================================================
*
* PUBLIC DOMAIN NOTICE
* National Center for Biotechnology Information
*
* This software/database is a "United States Government Work" under the
* terms of the United States Copyright Act. It was written as part of
* the author's offical duties as a United States Government employee and
* thus cannot be copyrighted. This software/database is freely available
* to the public for use. The National Library of Medicine and the U.S.
* Government have not placed any restriction on its use or reproduction.
*
* Although all reasonable efforts have been taken to ensure the accuracy
* and reliability of the software and data, the NLM and the U.S.
* Government do not and cannot warrant the performance or results that
* may be obtained by using this software or data. The NLM and the U.S.
* Government disclaim all warranties, express or implied, including
* warranties of performance, merchantability or fitness for any particular
* purpose.
*
* Please cite the author in any work or product based on this material.
*
* ===========================================================================*/
/*****************************************************************************
File name: njn_memutil.hpp
Author: John Spouge
Contents:
******************************************************************************/
#include "njn_ioutil.hpp"
namespace Njn {
namespace MemUtil {
inline void *memNew (size_t size);
inline void *memMore (void *p, size_t size);
inline void memCpy (void *to, const void *from, size_t size);
inline void *memSet (void *p, int c, size_t size);
inline void *memZero (void *p, size_t size);
template <typename T>
T **newMatrix (size_t m_, size_t n_); // matrix [0...m_)[0...n_)
template <typename T>
void deleteMatrix (T **&matrix, size_t m_, size_t n_);
// Assumes matrix was created with the call
// matrix = newMatrix <T> (m_, n_);
//
// There are no more declarations beyond this point.
//
inline void *memNew (size_t size)
{
return (void *) (size == 0 ? 0 : new char [size]);
}
inline void *memMore (void *p, size_t size)
{
return (void *) (p == 0 ? new char [size] : realloc (p, size));
}
inline void memCpy (void *to, const void *from, size_t size)
{
if (size != 0) memcpy (to, from, size);
}
inline void *memSet (void *p, int c, size_t size)
{
return memset (p, c, size);
}
inline void *memZero (void *p, size_t size)
{
return memset (p, '\0', size);
}
template <typename T>
T **newMatrix (size_t m_, size_t n_) // matrix [iBegin...iEnd)[jBegin...jEnd)
{
T **matrix = new T * [m_];
for (size_t index = 0; index != m_; index++)
{
matrix [index] = new T [n_];
}
return matrix;
}
template <typename T>
void deleteMatrix (T **&matrix, size_t m_ , size_t /*sls deleted n_*/)
// Assumes matrix was created with the call
// matrix = newMatrix <T> (iBegin, iEnd, jBegin, jEnd);
{
for (size_t index = 0; index != m_; index++)
{
delete [] matrix [index];
}
delete [] matrix;
matrix = 0;
}
}
}
#endif
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