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#include "global.h"
#include "memory.h"
extern u32 gUnknown_80B7F14;
extern u32 gUnknown_80B7F20;
extern struct HeapDescriptor gMainHeapDescriptor;
extern s32 MemorySearchFromBack(struct HeapDescriptor *heap, s32, s32);
extern s32 MemorySearchFromFront(struct HeapDescriptor *heap, s32, s32);
extern struct HeapDescriptor * _LocateSetBack(struct HeapDescriptor *, u32, u32, u32, u32);
extern struct HeapDescriptor * _LocateSetFront(struct HeapDescriptor *, u32, u32, u32, u32);
void DoFree(struct HeapDescriptor *, void *);
void *DoAlloc(struct HeapDescriptor *, s32, u32);
void FatalError(u32 *, u32 *, ...) __attribute__((noreturn));
s32 _LocateSet(struct HeapDescriptor *heap, s32 size, s32 group)
{
s32 index;
struct HeapDescriptor * uVar2;
s32 atb;
if (heap == NULL) {
heap = &gMainHeapDescriptor;
}
// Set some sort flag/attr?
atb = group >> 8 | 1;
// Reset it?
group = group & 0xff;
if ((atb & 2) != 0) {
index = MemorySearchFromFront(heap,atb,size);
if (index < 0) goto error;
uVar2 = _LocateSetFront(heap,index,atb,size,group);
return uVar2->freeCount;
}
else {
index = MemorySearchFromBack(heap,atb,size);
if (index < 0) goto error;
uVar2 = _LocateSetBack(heap,index,atb,size,group);
return uVar2->freeCount;
}
error:
// LocateSet [%p] buffer %8x size can't locate
// atb %02x grp %3d
FatalError(&gUnknown_80B7F14,
&gUnknown_80B7F20,
heap,size,atb,group);
}
void *MemoryAlloc(s32 size, s32 b)
{
DoAlloc(&gMainHeapDescriptor, size, b);
}
void MemoryFree(void *a)
{
DoFree(&gMainHeapDescriptor, a);
}
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