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/* 7zAlloc.c -- Allocation functions
2017-04-03 : Igor Pavlov : Public domain */
#include "Precomp.h"
#include <stdlib.h>
#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(ISzAllocPtr p, size_t size)
{
UNUSED_VAR(p);
if (size == 0)
return 0;
#ifdef _SZ_ALLOC_DEBUG
fprintf(stderr, "\nAlloc %10u bytes; count = %10d", (unsigned)size, g_allocCount);
g_allocCount++;
#endif
return malloc(size);
}
void SzFree(ISzAllocPtr p, void *address)
{
UNUSED_VAR(p);
#ifdef _SZ_ALLOC_DEBUG
if (address != 0)
{
g_allocCount--;
fprintf(stderr, "\nFree; count = %10d", g_allocCount);
}
#endif
free(address);
}
void *SzAllocTemp(ISzAllocPtr p, size_t size)
{
UNUSED_VAR(p);
if (size == 0)
return 0;
#ifdef _SZ_ALLOC_DEBUG
fprintf(stderr, "\nAlloc_temp %10u bytes; count = %10d", (unsigned)size, g_allocCountTemp);
g_allocCountTemp++;
#ifdef _WIN32
return HeapAlloc(GetProcessHeap(), 0, size);
#endif
#endif
return malloc(size);
}
void SzFreeTemp(ISzAllocPtr p, void *address)
{
UNUSED_VAR(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);
}
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