mirror of
https://github.com/Ninjdai1/pokeemerald.git
synced 2024-11-17 12:07:38 +01:00
971 lines
24 KiB
C
971 lines
24 KiB
C
#include "global.h"
|
|
#include "gba/flash_internal.h"
|
|
#include "save.h"
|
|
#include "constants/game_stat.h"
|
|
#include "task.h"
|
|
#include "decompress.h"
|
|
#include "load_save.h"
|
|
#include "overworld.h"
|
|
|
|
// for the chunk declarations
|
|
|
|
extern bool8 gSoftResetDisabled;
|
|
extern u32 gUnknown_0203CF5C;
|
|
|
|
// Divide save blocks into individual chunks to be written to flash sectors
|
|
|
|
// Each 4 KiB flash sector contains 3968 bytes of actual data followed by a 128 byte footer
|
|
#define SECTOR_DATA_SIZE 3968
|
|
#define SECTOR_FOOTER_SIZE 128
|
|
|
|
/*
|
|
* Sector Layout:
|
|
*
|
|
* Sectors 0 - 13: Save Slot 1
|
|
* Sectors 14 - 27: Save Slot 2
|
|
* Sectors 28 - 29: Hall of Fame
|
|
* Sector 30: e-Reader/Mystery Gift Stuff (note: e-Reader is deprecated in Emerald US)
|
|
* Sector 31: Recorded Battle
|
|
*
|
|
* There are two save slots for saving the player's game data. We alternate between
|
|
* them each time the game is saved, so that if the current save slot is corrupt,
|
|
* we can load the previous one. We also rotate the sectors in each save slot
|
|
* so that the same data is not always being written to the same sector. This
|
|
* might be done to reduce wear on the flash memory, but I'm not sure, since all
|
|
* 14 sectors get written anyway.
|
|
*/
|
|
|
|
// (u8 *)structure was removed from the first statement of the macro in Emerald.
|
|
// This is because malloc is used to allocate addresses so storing the raw
|
|
// addresses should not be done in the offsets information.
|
|
#define SAVEBLOCK_CHUNK(structure, chunkNum) \
|
|
{ \
|
|
chunkNum * SECTOR_DATA_SIZE, \
|
|
min(sizeof(structure) - chunkNum * SECTOR_DATA_SIZE, SECTOR_DATA_SIZE) \
|
|
} \
|
|
|
|
const struct SaveSectionOffsets gSaveSectionOffsets[] =
|
|
{
|
|
SAVEBLOCK_CHUNK(gSaveblock2, 0),
|
|
|
|
SAVEBLOCK_CHUNK(gSaveblock1, 0),
|
|
SAVEBLOCK_CHUNK(gSaveblock1, 1),
|
|
SAVEBLOCK_CHUNK(gSaveblock1, 2),
|
|
SAVEBLOCK_CHUNK(gSaveblock1, 3),
|
|
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 0),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 1),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 2),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 3),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 4),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 5),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 6),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 7),
|
|
SAVEBLOCK_CHUNK(gPokemonStorage, 8),
|
|
};
|
|
|
|
extern void DoSaveFailedScreen(u8); // save_failed_screen
|
|
extern bool32 ProgramFlashSectorAndVerify(u8 sector, u8 *data);
|
|
extern void save_serialize_map(void);
|
|
extern void sub_800ADF8(void);
|
|
extern bool8 sub_800A520(void);
|
|
|
|
// iwram common
|
|
u16 gLastWrittenSector;
|
|
u32 gLastSaveCounter;
|
|
u16 gLastKnownGoodSector;
|
|
u32 gDamagedSaveSectors;
|
|
u32 gSaveCounter;
|
|
struct SaveSection *gFastSaveSection;
|
|
u16 gUnknown_03006208;
|
|
u16 gSaveUnusedVar;
|
|
u16 gSaveFileStatus;
|
|
void (*gGameContinueCallback)(void);
|
|
struct SaveSectionLocation gRamSaveSectionLocations[0xE];
|
|
u16 gSaveUnusedVar2;
|
|
u16 gUnknown_03006294;
|
|
|
|
EWRAM_DATA struct SaveSection gSaveDataBuffer = {0};
|
|
|
|
void ClearSaveData(void)
|
|
{
|
|
u16 i;
|
|
|
|
for (i = 0; i < NUM_SECTORS_PER_SLOT; i++)
|
|
{
|
|
EraseFlashSector(i);
|
|
EraseFlashSector(i + NUM_SECTORS_PER_SLOT); // clear slot 2.
|
|
}
|
|
}
|
|
|
|
void Save_ResetSaveCounters(void)
|
|
{
|
|
gSaveCounter = 0;
|
|
gLastWrittenSector = 0;
|
|
gDamagedSaveSectors = 0;
|
|
}
|
|
|
|
bool32 SetDamagedSectorBits(u8 op, u8 bit)
|
|
{
|
|
bool32 retVal = FALSE;
|
|
|
|
switch (op)
|
|
{
|
|
case ENABLE:
|
|
gDamagedSaveSectors |= (1 << bit);
|
|
break;
|
|
case DISABLE:
|
|
gDamagedSaveSectors &= ~(1 << bit);
|
|
break;
|
|
case CHECK: // unused
|
|
if (gDamagedSaveSectors & (1 << bit))
|
|
retVal = TRUE;
|
|
break;
|
|
}
|
|
|
|
return retVal;
|
|
}
|
|
|
|
u8 save_write_to_flash(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u32 retVal;
|
|
u16 i;
|
|
|
|
gFastSaveSection = &gSaveDataBuffer;
|
|
|
|
if (a1 != 0xFFFF) // for link
|
|
{
|
|
retVal = HandleWriteSector(a1, location);
|
|
}
|
|
else
|
|
{
|
|
gLastKnownGoodSector = gLastWrittenSector; // backup the current written sector before attempting to write.
|
|
gLastSaveCounter = gSaveCounter;
|
|
gLastWrittenSector++;
|
|
gLastWrittenSector = gLastWrittenSector % 0xE; // array count save sector locations
|
|
gSaveCounter++;
|
|
retVal = 1;
|
|
|
|
for (i = 0; i < 0xE; i++)
|
|
HandleWriteSector(i, location);
|
|
|
|
if (gDamagedSaveSectors != 0) // skip the damaged sector.
|
|
{
|
|
retVal = 0xFF;
|
|
gLastWrittenSector = gLastKnownGoodSector;
|
|
gSaveCounter = gLastSaveCounter;
|
|
}
|
|
}
|
|
|
|
return retVal;
|
|
}
|
|
|
|
u8 HandleWriteSector(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u16 i;
|
|
u16 sector;
|
|
u8 *data;
|
|
u16 size;
|
|
|
|
sector = a1 + gLastWrittenSector;
|
|
sector %= 0xE;
|
|
sector += 0xE * (gSaveCounter % 2);
|
|
|
|
data = location[a1].data;
|
|
size = location[a1].size;
|
|
|
|
// clear save section.
|
|
for (i = 0; i < sizeof(struct SaveSection); i++)
|
|
((char *)gFastSaveSection)[i] = 0;
|
|
|
|
gFastSaveSection->id = a1;
|
|
gFastSaveSection->security = UNKNOWN_CHECK_VALUE;
|
|
gFastSaveSection->counter = gSaveCounter;
|
|
|
|
for (i = 0; i < size; i++)
|
|
gFastSaveSection->data[i] = data[i];
|
|
|
|
gFastSaveSection->checksum = CalculateChecksum(data, size);
|
|
return TryWriteSector(sector, gFastSaveSection->data);
|
|
}
|
|
|
|
u8 HandleWriteSectorNBytes(u8 sector, u8 *data, u16 size)
|
|
{
|
|
u16 i;
|
|
struct SaveSection *section = &gSaveDataBuffer;
|
|
|
|
for (i = 0; i < sizeof(struct SaveSection); i++)
|
|
((char *)section)[i] = 0;
|
|
|
|
section->security = UNKNOWN_CHECK_VALUE;
|
|
|
|
for (i = 0; i < size; i++)
|
|
section->data[i] = data[i];
|
|
|
|
section->id = CalculateChecksum(data, size); // though this appears to be incorrect, it might be some sector checksum instead of a whole save checksum and only appears to be relevent to HOF data, if used.
|
|
return TryWriteSector(sector, section->data);
|
|
}
|
|
|
|
u8 TryWriteSector(u8 sector, u8 *data)
|
|
{
|
|
if (ProgramFlashSectorAndVerify(sector, data) != 0) // is damaged?
|
|
{
|
|
SetDamagedSectorBits(ENABLE, sector); // set damaged sector bits.
|
|
return 0xFF;
|
|
}
|
|
else
|
|
{
|
|
SetDamagedSectorBits(DISABLE, sector); // unset damaged sector bits. it's safe now.
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
u32 RestoreSaveBackupVarsAndIncrement(const struct SaveSectionLocation *location) // location is unused
|
|
{
|
|
gFastSaveSection = &gSaveDataBuffer;
|
|
gLastKnownGoodSector = gLastWrittenSector;
|
|
gLastSaveCounter = gSaveCounter;
|
|
gLastWrittenSector++;
|
|
gLastWrittenSector = gLastWrittenSector % 0xE;
|
|
gSaveCounter++;
|
|
gUnknown_03006208 = 0;
|
|
gDamagedSaveSectors = 0;
|
|
return 0;
|
|
}
|
|
|
|
u32 RestoreSaveBackupVars(const struct SaveSectionLocation *location) // only ever called once, and gSaveBlock2 is passed to this function. location is unused
|
|
{
|
|
gFastSaveSection = &gSaveDataBuffer;
|
|
gLastKnownGoodSector = gLastWrittenSector;
|
|
gLastSaveCounter = gSaveCounter;
|
|
gUnknown_03006208 = 0;
|
|
gDamagedSaveSectors = 0;
|
|
return 0;
|
|
}
|
|
|
|
u8 sub_81529D4(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u8 retVal;
|
|
|
|
if (gUnknown_03006208 < a1 - 1)
|
|
{
|
|
retVal = 1;
|
|
HandleWriteSector(gUnknown_03006208, location);
|
|
gUnknown_03006208++;
|
|
if (gDamagedSaveSectors)
|
|
{
|
|
retVal = 0xFF;
|
|
gLastWrittenSector = gLastKnownGoodSector;
|
|
gSaveCounter = gLastSaveCounter;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retVal = 0xFF;
|
|
}
|
|
|
|
return retVal;
|
|
}
|
|
|
|
u8 sub_8152A34(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u8 retVal = 1;
|
|
|
|
ClearSaveData_2(a1 - 1, location);
|
|
|
|
if (gDamagedSaveSectors)
|
|
{
|
|
retVal = 0xFF;
|
|
gLastWrittenSector = gLastKnownGoodSector;
|
|
gSaveCounter = gLastSaveCounter;
|
|
}
|
|
return retVal;
|
|
}
|
|
|
|
u8 ClearSaveData_2(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u16 i;
|
|
u16 sector;
|
|
u8 *data;
|
|
u16 size;
|
|
u8 status;
|
|
|
|
sector = a1 + gLastWrittenSector;
|
|
sector %= 0xE;
|
|
sector += 0xE * (gSaveCounter % 2);
|
|
|
|
data = location[a1].data;
|
|
size = location[a1].size;
|
|
|
|
// clear temp save section.
|
|
for (i = 0; i < sizeof(struct SaveSection); i++)
|
|
((char *)gFastSaveSection)[i] = 0;
|
|
|
|
gFastSaveSection->id = a1;
|
|
gFastSaveSection->security = UNKNOWN_CHECK_VALUE;
|
|
gFastSaveSection->counter = gSaveCounter;
|
|
|
|
// set temp section's data.
|
|
for (i = 0; i < size; i++)
|
|
gFastSaveSection->data[i] = data[i];
|
|
|
|
// calculate checksum.
|
|
gFastSaveSection->checksum = CalculateChecksum(data, size);
|
|
|
|
EraseFlashSector(sector);
|
|
|
|
status = 1;
|
|
|
|
for (i = 0; i < sizeof(struct UnkSaveSection); i++)
|
|
{
|
|
if (ProgramFlashByte(sector, i, ((u8 *)gFastSaveSection)[i]))
|
|
{
|
|
status = 0xFF;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (status == 0xFF)
|
|
{
|
|
SetDamagedSectorBits(ENABLE, sector);
|
|
return 0xFF;
|
|
}
|
|
else
|
|
{
|
|
status = 1;
|
|
|
|
for (i = 0; i < 7; i++)
|
|
{
|
|
if (ProgramFlashByte(sector, 0xFF9 + i, ((u8 *)gFastSaveSection)[0xFF9 + i]))
|
|
{
|
|
status = 0xFF;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (status == 0xFF)
|
|
{
|
|
SetDamagedSectorBits(ENABLE, sector);
|
|
return 0xFF;
|
|
}
|
|
else
|
|
{
|
|
SetDamagedSectorBits(DISABLE, sector);
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
u8 sav12_xor_get(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u16 sector;
|
|
|
|
sector = a1 + gLastWrittenSector; // no sub 1?
|
|
sector %= 0xE;
|
|
sector += 0xE * (gSaveCounter % 2);
|
|
|
|
if (ProgramFlashByte(sector, sizeof(struct UnkSaveSection), 0x25))
|
|
{
|
|
// sector is damaged, so enable the bit in gDamagedSaveSectors and restore the last written sector and save counter.
|
|
SetDamagedSectorBits(ENABLE, sector);
|
|
gLastWrittenSector = gLastKnownGoodSector;
|
|
gSaveCounter = gLastSaveCounter;
|
|
return 0xFF;
|
|
}
|
|
else
|
|
{
|
|
SetDamagedSectorBits(DISABLE, sector);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
u8 sub_8152CAC(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u16 sector;
|
|
|
|
sector = a1 + gLastWrittenSector - 1;
|
|
sector %= 0xE;
|
|
sector += 0xE * (gSaveCounter % 2);
|
|
|
|
if (ProgramFlashByte(sector, sizeof(struct UnkSaveSection), ((u8 *)gFastSaveSection)[sizeof(struct UnkSaveSection)]))
|
|
{
|
|
// sector is damaged, so enable the bit in gDamagedSaveSectors and restore the last written sector and save counter.
|
|
SetDamagedSectorBits(ENABLE, sector);
|
|
gLastWrittenSector = gLastKnownGoodSector;
|
|
gSaveCounter = gLastSaveCounter;
|
|
return 0xFF;
|
|
}
|
|
else
|
|
{
|
|
SetDamagedSectorBits(DISABLE, sector);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
u8 sub_8152D44(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u16 sector;
|
|
|
|
sector = a1 + gLastWrittenSector - 1; // no sub 1?
|
|
sector %= 0xE;
|
|
sector += 0xE * (gSaveCounter % 2);
|
|
|
|
if (ProgramFlashByte(sector, sizeof(struct UnkSaveSection), 0x25))
|
|
{
|
|
// sector is damaged, so enable the bit in gDamagedSaveSectors and restore the last written sector and save counter.
|
|
SetDamagedSectorBits(ENABLE, sector);
|
|
gLastWrittenSector = gLastKnownGoodSector;
|
|
gSaveCounter = gLastSaveCounter;
|
|
return 0xFF;
|
|
}
|
|
else
|
|
{
|
|
SetDamagedSectorBits(DISABLE, sector);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
u8 sub_8152DD0(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u8 retVal;
|
|
gFastSaveSection = &gSaveDataBuffer;
|
|
if (a1 != 0xFFFF)
|
|
{
|
|
retVal = 0xFF;
|
|
}
|
|
else
|
|
{
|
|
retVal = GetSaveValidStatus(location);
|
|
sub_8152E10(0xFFFF, location);
|
|
}
|
|
|
|
return retVal;
|
|
}
|
|
|
|
u8 sub_8152E10(u16 a1, const struct SaveSectionLocation *location)
|
|
{
|
|
u16 i;
|
|
u16 checksum;
|
|
u16 v3 = 0xE * (gSaveCounter % 2);
|
|
u16 id;
|
|
|
|
for (i = 0; i < 0xE; i++)
|
|
{
|
|
DoReadFlashWholeSection(i + v3, gFastSaveSection);
|
|
id = gFastSaveSection->id;
|
|
if (id == 0)
|
|
gLastWrittenSector = i;
|
|
checksum = CalculateChecksum(gFastSaveSection->data, location[id].size);
|
|
if (gFastSaveSection->security == UNKNOWN_CHECK_VALUE
|
|
&& gFastSaveSection->checksum == checksum)
|
|
{
|
|
u16 j;
|
|
for (j = 0; j < location[id].size; j++)
|
|
((u8 *)location[id].data)[j] = gFastSaveSection->data[j];
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
u8 GetSaveValidStatus(const struct SaveSectionLocation *location)
|
|
{
|
|
u16 i;
|
|
u16 checksum;
|
|
u32 saveSlot1Counter = 0;
|
|
u32 saveSlot2Counter = 0;
|
|
u32 slotCheckField = 0;
|
|
bool8 securityPassed = FALSE;
|
|
u8 saveSlot1Status;
|
|
u8 saveSlot2Status;
|
|
|
|
// check save slot 1.
|
|
for (i = 0; i < 0xE; i++)
|
|
{
|
|
DoReadFlashWholeSection(i, gFastSaveSection);
|
|
if (gFastSaveSection->security == UNKNOWN_CHECK_VALUE)
|
|
{
|
|
securityPassed = TRUE;
|
|
checksum = CalculateChecksum(gFastSaveSection->data, location[gFastSaveSection->id].size);
|
|
if (gFastSaveSection->checksum == checksum)
|
|
{
|
|
saveSlot1Counter = gFastSaveSection->counter;
|
|
slotCheckField |= 1 << gFastSaveSection->id;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (securityPassed)
|
|
{
|
|
if (slotCheckField == 0x3FFF)
|
|
saveSlot1Status = 1;
|
|
else
|
|
saveSlot1Status = 255;
|
|
}
|
|
else
|
|
{
|
|
saveSlot1Status = 0;
|
|
}
|
|
|
|
slotCheckField = 0;
|
|
securityPassed = FALSE;
|
|
|
|
// check save slot 2.
|
|
for (i = 0; i < 0xE; i++)
|
|
{
|
|
DoReadFlashWholeSection(i + 0xE, gFastSaveSection);
|
|
if (gFastSaveSection->security == UNKNOWN_CHECK_VALUE)
|
|
{
|
|
securityPassed = TRUE;
|
|
checksum = CalculateChecksum(gFastSaveSection->data, location[gFastSaveSection->id].size);
|
|
if (gFastSaveSection->checksum == checksum)
|
|
{
|
|
saveSlot2Counter = gFastSaveSection->counter;
|
|
slotCheckField |= 1 << gFastSaveSection->id;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (securityPassed)
|
|
{
|
|
if (slotCheckField == 0x3FFF)
|
|
saveSlot2Status = 1;
|
|
else
|
|
saveSlot2Status = 255;
|
|
}
|
|
else
|
|
{
|
|
saveSlot2Status = 0;
|
|
}
|
|
|
|
if (saveSlot1Status == 1 && saveSlot2Status == 1)
|
|
{
|
|
if ((saveSlot1Counter == -1 && saveSlot2Counter == 0) || (saveSlot1Counter == 0 && saveSlot2Counter == -1))
|
|
{
|
|
if ((unsigned)(saveSlot1Counter + 1) < (unsigned)(saveSlot2Counter + 1))
|
|
{
|
|
gSaveCounter = saveSlot2Counter;
|
|
}
|
|
else
|
|
{
|
|
gSaveCounter = saveSlot1Counter;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (saveSlot1Counter < saveSlot2Counter)
|
|
{
|
|
gSaveCounter = saveSlot2Counter;
|
|
}
|
|
else
|
|
{
|
|
gSaveCounter = saveSlot1Counter;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
if (saveSlot1Status == 1)
|
|
{
|
|
gSaveCounter = saveSlot1Counter;
|
|
if (saveSlot2Status == 255)
|
|
return 255;
|
|
return 1;
|
|
}
|
|
|
|
if (saveSlot2Status == 1)
|
|
{
|
|
gSaveCounter = saveSlot2Counter;
|
|
if (saveSlot1Status == 255)
|
|
return 255;
|
|
return 1;
|
|
}
|
|
|
|
if (saveSlot1Status == 0 && saveSlot2Status == 0)
|
|
{
|
|
gSaveCounter = 0;
|
|
gLastWrittenSector = 0;
|
|
return 0;
|
|
}
|
|
|
|
gSaveCounter = 0;
|
|
gLastWrittenSector = 0;
|
|
return 2;
|
|
}
|
|
|
|
u8 sub_81530DC(u8 a1, u8 *data, u16 size)
|
|
{
|
|
u16 i;
|
|
struct SaveSection *section = &gSaveDataBuffer;
|
|
DoReadFlashWholeSection(a1, section);
|
|
if (section->security == UNKNOWN_CHECK_VALUE)
|
|
{
|
|
u16 checksum = CalculateChecksum(section->data, size);
|
|
if (section->id == checksum)
|
|
{
|
|
for (i = 0; i < size; i++)
|
|
data[i] = section->data[i];
|
|
return 1;
|
|
}
|
|
else
|
|
{
|
|
return 2;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
u8 DoReadFlashWholeSection(u8 sector, struct SaveSection *section)
|
|
{
|
|
ReadFlash(sector, 0, section->data, sizeof(struct SaveSection));
|
|
return 1;
|
|
}
|
|
|
|
u16 CalculateChecksum(void *data, u16 size)
|
|
{
|
|
u16 i;
|
|
u32 checksum = 0;
|
|
|
|
for (i = 0; i < (size / 4); i++)
|
|
checksum += *((u32 *)data)++;
|
|
|
|
return ((checksum >> 16) + checksum);
|
|
}
|
|
|
|
void UpdateSaveAddresses(void)
|
|
{
|
|
int i = 0;
|
|
|
|
gRamSaveSectionLocations[i].data = (void*)(gSaveBlock2Ptr) + gSaveSectionOffsets[i].toAdd;
|
|
gRamSaveSectionLocations[i].size = gSaveSectionOffsets[i].size;
|
|
|
|
for (i = 1; i < 5; i++)
|
|
{
|
|
gRamSaveSectionLocations[i].data = (void*)(gSaveBlock1Ptr) + gSaveSectionOffsets[i].toAdd;
|
|
gRamSaveSectionLocations[i].size = gSaveSectionOffsets[i].size;
|
|
}
|
|
|
|
for (i = 5; i < 14; i++)
|
|
{
|
|
gRamSaveSectionLocations[i].data = (void*)(gPokemonStoragePtr) + gSaveSectionOffsets[i].toAdd;
|
|
gRamSaveSectionLocations[i].size = gSaveSectionOffsets[i].size;
|
|
|
|
i++;i--; // needed to match
|
|
}
|
|
}
|
|
|
|
u8 HandleSavingData(u8 saveType)
|
|
{
|
|
u8 i;
|
|
u32 backupVar = gUnknown_0203CF5C;
|
|
u8 *tempAddr;
|
|
|
|
gUnknown_0203CF5C = 0;
|
|
UpdateSaveAddresses();
|
|
switch (saveType)
|
|
{
|
|
case SAVE_HALL_OF_FAME_ERASE_BEFORE: // deletes HOF before overwriting HOF completely. unused
|
|
for (i = 0xE * 2 + 0; i < 32; i++)
|
|
EraseFlashSector(i);
|
|
case SAVE_HALL_OF_FAME: // hall of fame.
|
|
if (GetGameStat(GAME_STAT_ENTERED_HOF) < 999)
|
|
IncrementGameStat(GAME_STAT_ENTERED_HOF);
|
|
SaveSerializedGame();
|
|
save_write_to_flash(0xFFFF, gRamSaveSectionLocations);
|
|
tempAddr = gDecompressionBuffer;
|
|
HandleWriteSectorNBytes(0x1C, tempAddr, 0xF80);
|
|
HandleWriteSectorNBytes(0x1D, tempAddr + 0xF80, 0xF80);
|
|
break;
|
|
case SAVE_NORMAL: // normal save. also called by overwriting your own save.
|
|
default:
|
|
SaveSerializedGame();
|
|
save_write_to_flash(0xFFFF, gRamSaveSectionLocations);
|
|
break;
|
|
case SAVE_LINK: // _081532C4
|
|
case SAVE_LINK2:
|
|
SaveSerializedGame();
|
|
for(i = 0; i < 5; i++)
|
|
ClearSaveData_2(i, gRamSaveSectionLocations);
|
|
for(i = 0; i < 5; i++)
|
|
sav12_xor_get(i, gRamSaveSectionLocations);
|
|
break;
|
|
// support for Ereader was removed in Emerald.
|
|
/*
|
|
case EREADER_SAVE: // used in mossdeep "game corner" before/after battling old man e-reader trainer
|
|
SaveSerializedGame();
|
|
save_write_to_flash(0, gRamSaveSectionLocations);
|
|
break;
|
|
*/
|
|
case SAVE_OVERWRITE_DIFFERENT_FILE:
|
|
for (i = (0xE * 2 + 0); i < 32; i++)
|
|
EraseFlashSector(i); // erase HOF.
|
|
SaveSerializedGame();
|
|
save_write_to_flash(0xFFFF, gRamSaveSectionLocations);
|
|
break;
|
|
}
|
|
gUnknown_0203CF5C = backupVar;
|
|
return 0;
|
|
}
|
|
|
|
u8 TrySavingData(u8 saveType) // TrySave
|
|
{
|
|
if(gFlashMemoryPresent == TRUE)
|
|
{
|
|
HandleSavingData(saveType);
|
|
if(gDamagedSaveSectors)
|
|
DoSaveFailedScreen(saveType);
|
|
else
|
|
goto OK; // really?
|
|
}
|
|
gUnknown_03006294 = 0xFF;
|
|
return 0xFF;
|
|
|
|
OK:
|
|
gUnknown_03006294 = 1;
|
|
return 1;
|
|
}
|
|
|
|
u8 sub_8153380(void) // trade.s save
|
|
{
|
|
if (gFlashMemoryPresent != TRUE)
|
|
return 1;
|
|
UpdateSaveAddresses();
|
|
SaveSerializedGame();
|
|
RestoreSaveBackupVarsAndIncrement(gRamSaveSectionLocations);
|
|
return 0;
|
|
}
|
|
|
|
bool8 sub_81533AC(void) // trade.s save
|
|
{
|
|
u8 retVal = sub_81529D4(0xE, gRamSaveSectionLocations);
|
|
if (gDamagedSaveSectors)
|
|
DoSaveFailedScreen(0);
|
|
if (retVal == 0xFF)
|
|
return 1;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
u8 sub_81533E0(void) // trade.s save
|
|
{
|
|
sub_8152A34(0xE, gRamSaveSectionLocations);
|
|
if (gDamagedSaveSectors)
|
|
DoSaveFailedScreen(0);
|
|
return 0;
|
|
}
|
|
|
|
u8 sub_8153408(void) // trade.s save
|
|
{
|
|
sub_8152CAC(0xE, gRamSaveSectionLocations);
|
|
if (gDamagedSaveSectors)
|
|
DoSaveFailedScreen(0);
|
|
return 0;
|
|
}
|
|
|
|
u8 sub_8153430(void)
|
|
{
|
|
if (gFlashMemoryPresent != TRUE)
|
|
return 1;
|
|
|
|
UpdateSaveAddresses();
|
|
SaveSerializedGame();
|
|
RestoreSaveBackupVars(gRamSaveSectionLocations);
|
|
sub_8152A34(gUnknown_03006208 + 1, gRamSaveSectionLocations);
|
|
return 0;
|
|
}
|
|
|
|
bool8 sub_8153474(void)
|
|
{
|
|
u8 retVal = FALSE;
|
|
u16 val = ++gUnknown_03006208;
|
|
if (val <= 4)
|
|
{
|
|
sub_8152A34(gUnknown_03006208 + 1, gRamSaveSectionLocations);
|
|
sub_8152D44(val, gRamSaveSectionLocations);
|
|
}
|
|
else
|
|
{
|
|
sub_8152D44(val, gRamSaveSectionLocations);
|
|
retVal = TRUE;
|
|
}
|
|
if (gDamagedSaveSectors)
|
|
DoSaveFailedScreen(1);
|
|
return retVal;
|
|
}
|
|
|
|
u8 Save_LoadGameData(u8 a1)
|
|
{
|
|
u8 result;
|
|
|
|
if (gFlashMemoryPresent != TRUE)
|
|
{
|
|
gSaveFileStatus = 4;
|
|
return 0xFF;
|
|
}
|
|
|
|
UpdateSaveAddresses();
|
|
switch (a1)
|
|
{
|
|
case 0:
|
|
default:
|
|
result = sub_8152DD0(0xFFFF, gRamSaveSectionLocations);
|
|
LoadSerializedGame();
|
|
gSaveFileStatus = result;
|
|
gGameContinueCallback = 0;
|
|
break;
|
|
case 3:
|
|
result = sub_81530DC(0x1C, gDecompressionBuffer, 0xF80);
|
|
if(result == 1)
|
|
result = sub_81530DC(0x1D, gDecompressionBuffer + 0xF80, 0xF80);
|
|
break;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
u16 sub_815355C(void)
|
|
{
|
|
u16 i, v3;
|
|
struct SaveSection* savSection;
|
|
|
|
savSection = gFastSaveSection = &gSaveDataBuffer;
|
|
if (gFlashMemoryPresent != TRUE)
|
|
return 0;
|
|
UpdateSaveAddresses();
|
|
GetSaveValidStatus(gRamSaveSectionLocations);
|
|
v3 = 0xE * (gSaveCounter % 2);
|
|
for (i = 0; i < 14; i++)
|
|
{
|
|
DoReadFlashWholeSection(i + v3, gFastSaveSection);
|
|
if (gFastSaveSection->id == 0)
|
|
return savSection->data[10] +
|
|
savSection->data[11] +
|
|
savSection->data[12] +
|
|
savSection->data[13];
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
u32 TryCopySpecialSaveSection(u8 sector, u8* dst)
|
|
{
|
|
s32 i;
|
|
s32 size;
|
|
u8* savData;
|
|
|
|
if (sector != 30 && sector != 31)
|
|
return 0xFF;
|
|
ReadFlash(sector, 0, (u8 *)&gSaveDataBuffer, sizeof(struct SaveSection));
|
|
if (*(u32*)(&gSaveDataBuffer.data[0]) != 0xB39D)
|
|
return 0xFF;
|
|
// copies whole save section except u32 counter
|
|
i = 0;
|
|
size = 0xFFB;
|
|
savData = &gSaveDataBuffer.data[4];
|
|
for (; i <= size; i++)
|
|
dst[i] = savData[i];
|
|
return 1;
|
|
}
|
|
|
|
u32 sub_8153634(u8 sector, u8* src)
|
|
{
|
|
s32 i;
|
|
s32 size;
|
|
u8* savData;
|
|
void* savDataBuffer;
|
|
|
|
if (sector != 30 && sector != 31)
|
|
return 0xFF;
|
|
|
|
savDataBuffer = &gSaveDataBuffer;
|
|
*(u32*)(savDataBuffer) = 0xB39D;
|
|
|
|
// copies whole save section except u32 counter
|
|
i = 0;
|
|
size = 0xFFB;
|
|
savData = &gSaveDataBuffer.data[4];
|
|
for (; i <= size; i++)
|
|
savData[i] = src[i];
|
|
if (ProgramFlashSectorAndVerify(sector, savDataBuffer) != 0)
|
|
return 0xFF;
|
|
return 1;
|
|
}
|
|
|
|
void sub_8153688(u8 taskId)
|
|
{
|
|
s16* taskData = gTasks[taskId].data;
|
|
|
|
switch (taskData[0])
|
|
{
|
|
case 0:
|
|
gSoftResetDisabled = TRUE;
|
|
taskData[0] = 1;
|
|
break;
|
|
case 1:
|
|
sub_800ADF8();
|
|
taskData[0] = 2;
|
|
break;
|
|
case 2:
|
|
if (sub_800A520())
|
|
{
|
|
if (taskData[2] == 0)
|
|
save_serialize_map();
|
|
taskData[0] = 3;
|
|
}
|
|
break;
|
|
case 3:
|
|
if (taskData[2] == 0)
|
|
sub_8076D5C();
|
|
sub_8153380();
|
|
taskData[0] = 4;
|
|
break;
|
|
case 4:
|
|
if (++taskData[1] == 5)
|
|
{
|
|
taskData[1] = 0;
|
|
taskData[0] = 5;
|
|
}
|
|
break;
|
|
case 5:
|
|
if (sub_81533AC())
|
|
taskData[0] = 6;
|
|
else
|
|
taskData[0] = 4;
|
|
break;
|
|
case 6:
|
|
sub_81533E0();
|
|
taskData[0] = 7;
|
|
break;
|
|
case 7:
|
|
if (taskData[2] == 0)
|
|
sav2_gender2_inplace_and_xFE();
|
|
sub_800ADF8();
|
|
taskData[0] = 8;
|
|
break;
|
|
case 8:
|
|
if (sub_800A520())
|
|
{
|
|
sub_8153408();
|
|
taskData[0] = 9;
|
|
}
|
|
break;
|
|
case 9:
|
|
sub_800ADF8();
|
|
taskData[0] = 10;
|
|
break;
|
|
case 10:
|
|
if (sub_800A520())
|
|
taskData[0]++;
|
|
break;
|
|
case 11:
|
|
if (++taskData[1] > 5)
|
|
{
|
|
gSoftResetDisabled = FALSE;
|
|
DestroyTask(taskId);
|
|
}
|
|
break;
|
|
}
|
|
}
|