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#include "global.h"
#include "gba/flash_internal.h"
#include "load_save.h"
#include "main.h"
#include "pokemon.h"
#include "rng.h"
#include "malloc.h"
extern u8 gPlayerPartyCount;
extern struct PokemonStorage* gPokemonStoragePtr;
extern void* gUnknown_0203CF5C;
extern u8 gHeap[0x1C000];
extern bool16 IdentifyFlash(void);
extern void SetBagItemsPointers(void);
extern void SetDecorationInventoriesPointers(void);
extern void InitHeap(void *heapStart, u32 heapSize);
void ApplyNewEncyprtionKeyToAllEncryptedData(u32 encryptionKey);
#define SAVEBLOCK_MOVE_RANGE 128
EWRAM_DATA struct SaveBlock2 gSaveblock2 = {0};
EWRAM_DATA u8 gSaveblock2_DMA[SAVEBLOCK_MOVE_RANGE] = {0};
EWRAM_DATA struct SaveBlock1 gSaveblock1 = {0};
EWRAM_DATA u8 gSaveblock1_DMA[SAVEBLOCK_MOVE_RANGE] = {0};
EWRAM_DATA struct PokemonStorage gPokemonStorage = {0};
EWRAM_DATA u8 gSaveblock3_DMA[SAVEBLOCK_MOVE_RANGE] = {0};
void CheckForFlashMemory(void)
{
if (!IdentifyFlash())
{
gFlashMemoryPresent = TRUE;
InitFlashTimer();
}
else
gFlashMemoryPresent = FALSE;
}
void ClearSav2(void)
{
CpuFill16(0, &gSaveblock2, sizeof(struct SaveBlock2) + sizeof(gSaveblock2_DMA));
}
void ClearSav1(void)
{
CpuFill16(0, &gSaveblock1, sizeof(struct SaveBlock1) + sizeof(gSaveblock1_DMA));
}
void SetSaveBlocksPointers(u16 offset)
{
struct SaveBlock1** sav1_LocalVar = &gSaveBlock1Ptr;
offset = (offset + Random()) & (SAVEBLOCK_MOVE_RANGE - 4);
gSaveBlock2Ptr = (void*)(&gSaveblock2) + offset;
*sav1_LocalVar = (void*)(&gSaveblock1) + offset;
gPokemonStoragePtr = (void*)(&gPokemonStorage) + offset;
SetBagItemsPointers();
SetDecorationInventoriesPointers();
}
/*
void MoveSaveBlocks_ResetHeap(void)
{
void *vblankCB, *hblankCB;
u32 encryptionKey;
// save interrupt functions and turn them off
vblankCB = gMain.vblankCallback;
hblankCB = gMain.hblankCallback;
gMain.vblankCallback = NULL;
gMain.hblankCallback = NULL;
gUnknown_0203CF5C = NULL;
// copy saveblocks' content
memcpy(gHeap, gSaveBlock2Ptr, sizeof(struct SaveBlock2));
memcpy(gHeap + sizeof(struct SaveBlock2), gSaveBlock1Ptr, sizeof(struct SaveBlock1));
memcpy(gHeap + sizeof(struct SaveBlock2) + sizeof(struct SaveBlock1), gPokemonStoragePtr, sizeof(struct PokemonStorage));
// change saveblocks' pointers
// argument is a sum of the individual trainerId bytes
SetSaveBlocksPointers(gHeap[10] + gHeap[11] + gHeap[12] + gHeap[13]);
// restore saveblock data since the pointers changed
memcpy(gSaveBlock2Ptr, gHeap, sizeof(struct SaveBlock2));
memcpy(gSaveBlock1Ptr, gHeap + sizeof(struct SaveBlock2), sizeof(struct SaveBlock1));
memcpy(gPokemonStoragePtr, gHeap + sizeof(struct SaveBlock2) + sizeof(struct SaveBlock1), sizeof(struct PokemonStorage));
// heap was destroyed in the copying process, so reset it
InitHeap(gHeap, sizeof(gHeap));
// restore interrupt functions
gMain.hblankCallback = hblankCB;
gMain.vblankCallback = vblankCB;
// create a new encryption key
encryptionKey = (Random() << 0x10) + (Random());
ApplyNewEncyprtionKeyToAllEncryptedData(encryptionKey);
gSaveBlock2Ptr->encryptionKey = encryptionKey;
}*/
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