7zAlloc.c
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7zAlloc.c
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	/* 7zAlloc.c -- Allocation functions
	2010-10-29 : Igor Pavlov : Public domain */

	#include "7zAlloc.h"

	/* #define _SZ_ALLOC_DEBUG */
	/* use _SZ_ALLOC_DEBUG to debug alloc/free operations */

	#ifdef _SZ_ALLOC_DEBUG

	#ifdef _WIN32
	#include <windows.h>
	#endif

	#include <stdio.h>
	int g_allocCount = 0;
	int g_allocCountTemp = 0;

	#endif

	void SzAlloc(void p, size_t size)
	{
	p = p;
	if (size == 0)
	return 0;
	#ifdef _SZ_ALLOC_DEBUG
	fprintf(stderr, "\nAlloc %10d bytes; count = %10d", size, g_allocCount);
	g_allocCount++;
	#endif
	return malloc(size);
	}

	void SzFree(void p, void address)
	{
	p = p;
	#ifdef _SZ_ALLOC_DEBUG
	if (address != 0)
	{
	g_allocCount--;
	fprintf(stderr, "\nFree; count = %10d", g_allocCount);
	}
	#endif
	free(address);
	}

	void SzAllocTemp(void p, size_t size)
	{
	p = p;
	if (size == 0)
	return 0;
	#ifdef _SZ_ALLOC_DEBUG
	fprintf(stderr, "\nAlloc_temp %10d bytes; count = %10d", size, g_allocCountTemp);
	g_allocCountTemp++;
	#ifdef _WIN32
	return HeapAlloc(GetProcessHeap(), 0, size);
	#endif
	#endif
	return malloc(size);
	}

	void SzFreeTemp(void p, void address)
	{
	p = p;
	#ifdef _SZ_ALLOC_DEBUG
	if (address != 0)
	{
	g_allocCountTemp--;
	fprintf(stderr, "\nFree_temp; count = %10d", g_allocCountTemp);
	}
	#ifdef _WIN32
	HeapFree(GetProcessHeap(), 0, address);
	return;
	#endif
	#endif
	free(address);
	}