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#include "JSystem/JKernel/JKRAramHeap.h"
#include "JSystem/JKernel/JKRHeap.h"
#include "global.h"
/* 8043430C-80434318 06102C 000C+00 8/8 0/0 0/0 .bss sAramList__11JKRAramHeap */
JSUList<JKRAramBlock> JKRAramHeap::sAramList;
/* 802D2E44-802D2F14 2CD784 00D0+00 0/0 1/1 0/0 .text __ct__11JKRAramHeapFUlUl */
JKRAramHeap::JKRAramHeap(u32 startAddress, u32 size) {
OSInitMutex(&mMutex);
mHeap = JKRHeap::findFromRoot(this);
mSize = ALIGN_PREV(size, 0x20);
mHeadAddress = ALIGN_NEXT(startAddress, 0x20);
mTailAddress = mHeadAddress + mSize;
mGroupId = -1;
JKRAramBlock* block = new (mHeap, 0) JKRAramBlock(mHeadAddress, 0, mSize, -1, false);
sAramList.append(&block->mBlockLink);
}
/* 802D2F14-802D2FBC 2CD854 00A8+00 1/0 0/0 0/0 .text __dt__11JKRAramHeapFv */
JKRAramHeap::~JKRAramHeap() {
JSUListIterator<JKRAramBlock> iterator(sAramList.getFirst());
while (iterator != sAramList.getEnd())
{
delete (iterator++).getObject();
}
}
/* 802D2FBC-802D3034 2CD8FC 0078+00 0/0 5/5 0/0 .text
* alloc__11JKRAramHeapFUlQ211JKRAramHeap10EAllocMode */
JKRAramBlock* JKRAramHeap::alloc(u32 size, JKRAramHeap::EAllocMode allocationMode) {
lock();
JKRAramBlock* block;
if (allocationMode == JKRAramHeap::HEAD) {
block = allocFromHead(size);
} else {
block = allocFromTail(size);
}
unlock();
return block;
}
/* 802D3034-802D30BC 2CD974 0088+00 1/1 0/0 0/0 .text allocFromHead__11JKRAramHeapFUl */
JKRAramBlock* JKRAramHeap::allocFromHead(u32 size) {
u32 alignedSize = ALIGN_NEXT(size, 0x20);
u32 bestFreeSize = UINT32_MAX;
JKRAramBlock* bestBlock = NULL;
JSUList<JKRAramBlock>* list = &sAramList;
for (JSUListIterator<JKRAramBlock> iterator = list; iterator != list->getEnd(); ++iterator) {
JKRAramBlock* block = iterator.getObject();
if (block->mFreeSize < alignedSize)
continue;
if (bestFreeSize <= block->mFreeSize)
continue;
bestFreeSize = block->mFreeSize;
bestBlock = block;
if (block->mFreeSize == alignedSize) {
break;
}
}
if (bestBlock) {
return bestBlock->allocHead(alignedSize, mGroupId, this);
}
return NULL;
}
/* 802D30BC-802D3134 2CD9FC 0078+00 1/1 0/0 0/0 .text allocFromTail__11JKRAramHeapFUl */
JKRAramBlock* JKRAramHeap::allocFromTail(u32 size) {
u32 alignedSize = ALIGN_NEXT(size, 0x20);
JKRAramBlock* tailBlock = NULL;
JSUList<JKRAramBlock>* list = &sAramList;
JSUListIterator<JKRAramBlock> iterator = list->getLast();
for (; iterator != list->getEnd(); --iterator) {
JKRAramBlock* block = iterator.getObject();
if (block->mFreeSize >= alignedSize) {
tailBlock = block;
break;
}
}
if (tailBlock) {
return tailBlock->allocTail(alignedSize, mGroupId, this);
}
return NULL;
}
/* 802D3134-802D31AC 2CDA74 0078+00 0/0 1/1 0/0 .text getFreeSize__11JKRAramHeapFv */
u32 JKRAramHeap::getFreeSize(void) {
u32 maxFreeSize = 0;
lock();
JSUList<JKRAramBlock>* list = &sAramList;
JSUListIterator<JKRAramBlock> iterator = list;
for (; iterator != list->getEnd(); ++iterator) {
if (iterator->mFreeSize > maxFreeSize) {
maxFreeSize = iterator->mFreeSize;
}
}
unlock();
return maxFreeSize;
}
/* 802D31AC-802D3218 2CDAEC 006C+00 0/0 2/2 0/0 .text getTotalFreeSize__11JKRAramHeapFv
*/
u32 JKRAramHeap::getTotalFreeSize(void) {
u32 totalFreeSize = 0;
lock();
JSUList<JKRAramBlock>* list = &sAramList;
JSUListIterator<JKRAramBlock> iterator = list;
for (; iterator != list->getEnd(); ++iterator) {
totalFreeSize += iterator->mFreeSize;
}
unlock();
return totalFreeSize;
}
/* 802D3218-802D326C 2CDB58 0054+00 0/0 2/2 0/0 .text dump__11JKRAramHeapFv */
void JKRAramHeap::dump(void) {
lock();
JSUList<JKRAramBlock>* list = &sAramList;
JSUListIterator<JKRAramBlock> iterator = list;
for (; iterator != list->getEnd(); ++iterator) {}
unlock();
}
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