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// Includes
#include "global.h"
#include "code_800B540.h"
// Static type declarations
struct HeapInitArgs {
u8 *ptr;
u32 size;
};
struct MemoryBlock {
u32 unk_00;
u32 unk_04;
struct MemoryBlock *next;
u32 unk_0c;
size_t unk_10;
u8 *data;
size_t unk_18;
u32 unk_1c;
};
// Static RAM declarations
struct MemoryBlock *gUnknown_2000E88[8] = {};
u32 gUnknown_2000EA8 = 0;
struct MemoryBlock gUnknown_2000EB0 = {};
struct MemoryBlock gUnknown_2000ED0[24] = {};
u8 gUnknown_20011D0[0x24000] = {};
// Static ROM declarations
// .rodata
// .text
void InitHeapInternal(void);
void DoInitHeap(struct MemoryBlock *a0, struct HeapInitArgs *args, struct MemoryBlock *a2, size_t a3);
void InitHeap(void)
{
InitHeapInternal();
}
void MemoryClear8(u8 *dst, int size)
{
while (size > 0)
{
size -= 1;
*dst++ = 0;
}
}
void MemoryClear16(u16 *dst, int size)
{
while (size > 0)
{
size -= 2;
*dst++ = 0;
}
}
void MemoryClear32(u32 *dst, int size)
{
CpuClear(dst, size);
}
void MemoryFill8(u8 *dst, u8 val, int size)
{
while (size > 0)
{
size -= 1;
*dst++ = val;
}
}
void MemoryFill16(u16 *dst, u16 val, int size)
{
while (size > 0)
{
size -= 2;
*dst++ = val;
}
}
void MemoryFill32(u32 *dst, u32 val, int size)
{
while (size > 0)
{
size -= 4;
*dst++ = val;
}
}
void MemoryCopy8(u8 *dst, const u8 *src, int size)
{
while (size > 0)
{
size -= 1;
*dst++ = *src++;
}
}
void MemoryCopy16(u16 *dst, const u16 *src, int size)
{
while (size > 0)
{
size -= 2;
*dst++ = *src++;
}
}
void MemoryCopy32(u32 *dst, const u32 *src, int size)
{
while (size > 0)
{
size -= 4;
*dst++ = *src++;
}
}
void InitHeapInternal(void)
{
struct HeapInitArgs args;
args.ptr = gUnknown_20011D0;
args.size = sizeof gUnknown_20011D0;
gUnknown_2000EA8 = 0;
DoInitHeap(&gUnknown_2000EB0, &args, gUnknown_2000ED0, sizeof gUnknown_2000EB0);
}
void DoInitHeap(struct MemoryBlock *a0, struct HeapInitArgs *args, struct MemoryBlock *a2, size_t a3)
{
size_t size = args->size & ~3; // r9
gUnknown_2000E88[gUnknown_2000EA8] = a0;
gUnknown_2000EA8++;
a0->data = args->ptr;
a0->unk_18 = size;
a0->unk_00 = 2;
a0->unk_04 = 0;
a0->next = a2;
a0->unk_0c = 1;
a0->unk_10 = a3;
a2->unk_00 = 0;
a2->unk_04 = 0;
a2->unk_0c = (intptr_t)args->ptr;
a2->unk_10 = size;
a2->data = NULL;
a2->next = NULL;
}
void InitSubHeap(struct MemoryBlock *a0, struct HeapInitArgs *srcArgs, size_t size)
{
size_t size_ = size * 3;
int r2 = ~3;
size_t size__ = r2 & (srcArgs->size - size_ * 8);
struct HeapInitArgs args = {srcArgs->ptr + size_ * 8, size__};
DoInitHeap(a0, &args, (struct MemoryBlock *)srcArgs->ptr, size);
}
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