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#include "egg/core/eggExpHeap.h"
namespace EGG {
ExpHeap::ExpHeap(MEMiHeapHead *heapHandle) : Heap(heapHandle) {}
ExpHeap::~ExpHeap() {
dispose();
MEMDestroyExpHeap(mHeapHandle);
}
ExpHeap *ExpHeap::create(void *heapStart, size_t size, u16 attr) {
ExpHeap *heap = nullptr;
void *startAddr = heapStart;
void *heapEnd = ROUND_DOWN_PTR((u8 *)heapStart + size, 0x04);
heapStart = ROUND_UP_PTR(heapStart, 0x04);
if (heapStart > heapEnd || ((u8 *)heapEnd - (u8 *)heapStart) < 0x38u) {
return nullptr;
}
MEMiHeapHead *head = MEMCreateExpHeapEx(((ExpHeap *)heapStart) + 1, ((u8 *)heapEnd - (u8 *)heapStart) - 0x34, attr);
if (head != nullptr) {
heap = new (heapStart) ExpHeap(head);
heap->mParentBlock = startAddr;
if (sCreateCallback != nullptr) {
(sCreateCallback)(heap);
}
}
return heap;
}
ExpHeap *ExpHeap::create(size_t size, Heap *heap, u16 attr) {
ExpHeap *newHeap = nullptr;
if (heap == nullptr) {
heap = sCurrentHeap;
}
if (size == -1) {
size = heap->getAllocatableSize(0x04);
}
void *block = heap->alloc(size, 0x04);
if (block != nullptr) {
newHeap = ExpHeap::create(block, size, attr);
if (newHeap == nullptr) {
heap->free(block);
}
}
return newHeap;
}
void ExpHeap::destroy() {
if (sDestroyCallback != nullptr) {
sDestroyCallback(this);
}
Heap *parentHeap = findParentHeap();
this->~ExpHeap();
if (parentHeap != nullptr) {
parentHeap->free(this);
}
}
void *ExpHeap::alloc(u32 size, s32 align) {
if (mFlag.onBit(0)) {
#line 182
OSError("DAME DAME\n");
}
void *ptr = MEMAllocFromExpHeapEx(mHeapHandle, size, align);
if (sAllocCallback != nullptr) {
HeapAllocArg arg;
arg.userArg = sAllocCallbackArg;
arg.ptr = ptr;
arg.size = size;
arg.align = align;
arg.heap = this;
(sAllocCallback)(&arg);
}
return ptr;
}
void ExpHeap::free(void *ptr) {
if (sFreeCallback != nullptr) {
HeapFreeArg arg;
arg.userArg = sFreeCallbackArg;
arg.ptr = ptr;
arg.heap = this;
(sFreeCallback)(&arg);
}
MEMFreeToExpHeap(mHeapHandle, ptr);
}
u32 ExpHeap::resizeForMBlock(void *block, u32 size) {
return MEMResizeForMBlockExpHeap(mHeapHandle, block, size);
}
u32 ExpHeap::getTotalFreeSize() {
return MEMGetTotalFreeSizeForExpHeap(mHeapHandle);
}
u32 ExpHeap::getAllocatableSize(s32 align) {
return MEMGetAllocatableSizeForExpHeapEx(mHeapHandle, align);
}
void ExpHeap::setAllocMode(u16 allocMode) {
MEMSetAllocModeForExpHeap(mHeapHandle, allocMode);
}
u32 ExpHeap::adjust() {
u32 adjustedSize = MEMAdjustExpHeap(mHeapHandle);
u32 totalSize = adjustedSize + sizeof(ExpHeap);
if (totalSize > sizeof(ExpHeap)) {
Heap *parent = findParentHeap();
if (parent != nullptr) {
parent->resizeForMBlock(mParentBlock, totalSize);
return totalSize;
}
}
return 0;
}
u32 ExpHeap::getSizeForMBlock(const void *block) {
return MEMGetSizeForMBlockExpHeap(block);
}
Heap::eHeapKind ExpHeap::getHeapKind() const {
return HEAP_KIND_EXPANDED;
}
} // namespace EGG
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