memheap.h

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#pragma once
#include <wiiu/types.h>
#include <wiiu/os/spinlock.h>
#include "memlist.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef enum MEMHeapFillType
{
 MEM_HEAP_FILL_TYPE_UNUSED = 0,
 MEM_HEAP_FILL_TYPE_ALLOCATED = 1,
 MEM_HEAP_FILL_TYPE_FREED = 2,
} MEMHeapFillType;

typedef enum MEMHeapTag
{
 MEM_BLOCK_HEAP_TAG = 0x424C4B48u,
 MEM_EXPANDED_HEAP_TAG = 0x45585048u,
 MEM_FRAME_HEAP_TAG = 0x46524D48u,
 MEM_UNIT_HEAP_TAG = 0x554E5448u,
 MEM_USER_HEAP_TAG = 0x55535248u,
} MEMHeapTag;

typedef enum MEMHeapFlags
{
 MEM_HEAP_FLAG_ZERO_ALLOCATED = 1 << 0,
 MEM_HEAP_FLAG_DEBUG_MODE = 1 << 1,
 MEM_HEAP_FLAG_USE_LOCK = 1 << 2,
} MEMHeapFlags;

typedef struct MEMHeapHeader
{
 MEMHeapTag tag;

 MEMMemoryLink link;

 MEMMemoryList list;

 void *dataStart;

 void *dataEnd;

 OSSpinLock lock;

 uint32_t flags;

 uint32_t __unknown[0x3];
} MEMHeapHeader;

void MEMDumpHeap(MEMHeapHeader *heap);

MEMHeapHeader *MEMFindContainHeap(void *block);

uint32_t MEMGetFillValForHeap(MEMHeapFillType type);

void MEMSetFillValForHeap(MEMHeapFillType type, uint32_t value);

#ifdef __cplusplus
}
#endif