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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
/*
* Author: Ove Martin Malm
*/
#pragma once
#include <cstddef>
/**
* This function is used for counting memory usage. Must be called before any block is allocated
* (pt. linux only)
* Parameter controls operation
*/
extern void enableHeapUsageMonitor(int param = 0);
/**
* This function return the current memory used.
* @return Net number of bytes allocated on the heap
*/
extern size_t getHeapUsage(void);
/**
* This enables heap debugging. Must be called before any block is allocated
* Parameter controls operation
* (pt. linux only)
*/
extern void enableHeapCorruptCheck(int param = 0);
#define HEAPCHECKMODE_REMOVE -1 // Deinstall
#define HEAPCHECKMODE_NORMAL 0 // Normal
#define HEAPCHECKMODE_EXTENSIVE 1 // All allocated blocks checked on all ops..
#define HEAPCHECKMODE_DISABLED 2 // No checking (but extra bytes allocated)
/**
* Run a heap check now. Will lock the heap and run through a full check. Will crash if it fails...
*/
extern void checkHeapNow(void);
/**
* And this enables linux mcheck function with an approprate callback function. (absolutely linux only)
* see man mcheck
*/
extern void enableMCheck(void);
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