mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
49 lines
1.1 KiB
49 lines
1.1 KiB
/*
|
|
* @(#)_rawstack.cxx 1.0 3/30/98
|
|
*
|
|
* Copyright (C) 1998,1999 Microsoft Corporation. All rights reserved. *
|
|
*/
|
|
#include "stdinc.h"
|
|
#include "core.hxx"
|
|
#pragma hdrstop
|
|
|
|
#include "_rawstack.hxx"
|
|
|
|
//===========================================================================
|
|
RawStack::RawStack(long entrySize, long growth)
|
|
{
|
|
_lEntrySize = entrySize;
|
|
_pStack = NULL;
|
|
_ncUsed = _ncSize = 0;
|
|
_lGrowth = growth;
|
|
}
|
|
|
|
RawStack::~RawStack()
|
|
{
|
|
delete _pStack;
|
|
}
|
|
|
|
char*
|
|
RawStack::__push()
|
|
{
|
|
// No magic object construction -- user has to do this.
|
|
#ifdef FUSION_USE_OLD_XML_PARSER_SOURCE
|
|
char* newStack = new_ne char[_lEntrySize * ( _ncSize + _lGrowth) ];
|
|
#else
|
|
char* newStack = NEW (char[_lEntrySize * ( _ncSize + _lGrowth) ]);
|
|
#endif
|
|
if (newStack == NULL)
|
|
{
|
|
return NULL;
|
|
}
|
|
::memset(newStack, 0, _lEntrySize * (_ncSize + _lGrowth));
|
|
if (_ncUsed > 0)
|
|
{
|
|
::memcpy(newStack, _pStack, _lEntrySize * _ncUsed);
|
|
}
|
|
_ncSize += _lGrowth;
|
|
delete _pStack;
|
|
_pStack = newStack;
|
|
|
|
return &_pStack[_lEntrySize * _ncUsed++];
|
|
}
|