diff options
Diffstat (limited to 'src/save.c')
| -rw-r--r-- | src/save.c | 122 |
1 files changed, 61 insertions, 61 deletions
diff --git a/src/save.c b/src/save.c index 0bd48cca9..3ee98f4f7 100644 --- a/src/save.c +++ b/src/save.c @@ -1,15 +1,23 @@ #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" +#include "main.h" +#include "constants/game_stat.h" + +static u16 CalculateChecksum(void *data, u16 size); +static u8 DoReadFlashWholeSection(u8 sector, struct SaveSection *section); +static u8 GetSaveValidStatus(const struct SaveSectionLocation *location); +static u8 sub_8152E10(u16 a1, const struct SaveSectionLocation *location); +static u8 ClearSaveData_2(u16 a1, const struct SaveSectionLocation *location); +static u8 TryWriteSector(u8 sector, u8 *data); +static u8 HandleWriteSector(u16 a1, const struct SaveSectionLocation *location); // for the chunk declarations -extern bool8 gSoftResetDisabled; extern u32 gUnknown_0203CF5C; // Divide save blocks into individual chunks to be written to flash sectors @@ -24,7 +32,7 @@ extern u32 gUnknown_0203CF5C; * 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 30: Trainer Hill * Sector 31: Recorded Battle * * There are two save slots for saving the player's game data. We alternate between @@ -105,7 +113,7 @@ void Save_ResetSaveCounters(void) gDamagedSaveSectors = 0; } -bool32 SetDamagedSectorBits(u8 op, u8 bit) +static bool32 SetDamagedSectorBits(u8 op, u8 bit) { bool32 retVal = FALSE; @@ -126,7 +134,7 @@ bool32 SetDamagedSectorBits(u8 op, u8 bit) return retVal; } -u8 save_write_to_flash(u16 a1, const struct SaveSectionLocation *location) +static u8 save_write_to_flash(u16 a1, const struct SaveSectionLocation *location) { u32 retVal; u16 i; @@ -142,11 +150,11 @@ u8 save_write_to_flash(u16 a1, const struct SaveSectionLocation *location) gLastKnownGoodSector = gLastWrittenSector; // backup the current written sector before attempting to write. gLastSaveCounter = gSaveCounter; gLastWrittenSector++; - gLastWrittenSector = gLastWrittenSector % 0xE; // array count save sector locations + gLastWrittenSector = gLastWrittenSector % SECTOR_SAVE_SLOT_LENGTH; // array count save sector locations gSaveCounter++; retVal = 1; - for (i = 0; i < 0xE; i++) + for (i = 0; i < SECTOR_SAVE_SLOT_LENGTH; i++) HandleWriteSector(i, location); if (gDamagedSaveSectors != 0) // skip the damaged sector. @@ -160,7 +168,7 @@ u8 save_write_to_flash(u16 a1, const struct SaveSectionLocation *location) return retVal; } -u8 HandleWriteSector(u16 a1, const struct SaveSectionLocation *location) +static u8 HandleWriteSector(u16 a1, const struct SaveSectionLocation *location) { u16 i; u16 sector; @@ -168,8 +176,8 @@ u8 HandleWriteSector(u16 a1, const struct SaveSectionLocation *location) u16 size; sector = a1 + gLastWrittenSector; - sector %= 0xE; - sector += 0xE * (gSaveCounter % 2); + sector %= SECTOR_SAVE_SLOT_LENGTH; + sector += SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); data = location[a1].data; size = location[a1].size; @@ -189,7 +197,7 @@ u8 HandleWriteSector(u16 a1, const struct SaveSectionLocation *location) return TryWriteSector(sector, gFastSaveSection->data); } -u8 HandleWriteSectorNBytes(u8 sector, u8 *data, u16 size) +static u8 HandleWriteSectorNBytes(u8 sector, u8 *data, u16 size) { u16 i; struct SaveSection *section = &gSaveDataBuffer; @@ -206,7 +214,7 @@ u8 HandleWriteSectorNBytes(u8 sector, u8 *data, u16 size) return TryWriteSector(sector, section->data); } -u8 TryWriteSector(u8 sector, u8 *data) +static u8 TryWriteSector(u8 sector, u8 *data) { if (ProgramFlashSectorAndVerify(sector, data) != 0) // is damaged? { @@ -220,20 +228,20 @@ u8 TryWriteSector(u8 sector, u8 *data) } } -u32 RestoreSaveBackupVarsAndIncrement(const struct SaveSectionLocation *location) // location is unused +static u32 RestoreSaveBackupVarsAndIncrement(const struct SaveSectionLocation *location) // location is unused { gFastSaveSection = &gSaveDataBuffer; gLastKnownGoodSector = gLastWrittenSector; gLastSaveCounter = gSaveCounter; gLastWrittenSector++; - gLastWrittenSector = gLastWrittenSector % 0xE; + gLastWrittenSector %= SECTOR_SAVE_SLOT_LENGTH; 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 +static u32 RestoreSaveBackupVars(const struct SaveSectionLocation *location) // only ever called once, and gSaveBlock2 is passed to this function. location is unused { gFastSaveSection = &gSaveDataBuffer; gLastKnownGoodSector = gLastWrittenSector; @@ -243,7 +251,7 @@ u32 RestoreSaveBackupVars(const struct SaveSectionLocation *location) // only ev return 0; } -u8 sub_81529D4(u16 a1, const struct SaveSectionLocation *location) +static u8 sub_81529D4(u16 a1, const struct SaveSectionLocation *location) { u8 retVal; @@ -267,7 +275,7 @@ u8 sub_81529D4(u16 a1, const struct SaveSectionLocation *location) return retVal; } -u8 sub_8152A34(u16 a1, const struct SaveSectionLocation *location) +static u8 sub_8152A34(u16 a1, const struct SaveSectionLocation *location) { u8 retVal = 1; @@ -282,7 +290,7 @@ u8 sub_8152A34(u16 a1, const struct SaveSectionLocation *location) return retVal; } -u8 ClearSaveData_2(u16 a1, const struct SaveSectionLocation *location) +static u8 ClearSaveData_2(u16 a1, const struct SaveSectionLocation *location) { u16 i; u16 sector; @@ -291,8 +299,8 @@ u8 ClearSaveData_2(u16 a1, const struct SaveSectionLocation *location) u8 status; sector = a1 + gLastWrittenSector; - sector %= 0xE; - sector += 0xE * (gSaveCounter % 2); + sector %= SECTOR_SAVE_SLOT_LENGTH; + sector += SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); data = location[a1].data; size = location[a1].size; @@ -356,13 +364,13 @@ u8 ClearSaveData_2(u16 a1, const struct SaveSectionLocation *location) } } -u8 sav12_xor_get(u16 a1, const struct SaveSectionLocation *location) +static u8 sav12_xor_get(u16 a1, const struct SaveSectionLocation *location) { u16 sector; sector = a1 + gLastWrittenSector; // no sub 1? - sector %= 0xE; - sector += 0xE * (gSaveCounter % 2); + sector %= SECTOR_SAVE_SLOT_LENGTH; + sector += SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); if (ProgramFlashByte(sector, sizeof(struct UnkSaveSection), 0x25)) { @@ -379,13 +387,13 @@ u8 sav12_xor_get(u16 a1, const struct SaveSectionLocation *location) } } -u8 sub_8152CAC(u16 a1, const struct SaveSectionLocation *location) +static u8 sub_8152CAC(u16 a1, const struct SaveSectionLocation *location) { u16 sector; sector = a1 + gLastWrittenSector - 1; - sector %= 0xE; - sector += 0xE * (gSaveCounter % 2); + sector %= SECTOR_SAVE_SLOT_LENGTH; + sector += SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); if (ProgramFlashByte(sector, sizeof(struct UnkSaveSection), ((u8 *)gFastSaveSection)[sizeof(struct UnkSaveSection)])) { @@ -402,13 +410,13 @@ u8 sub_8152CAC(u16 a1, const struct SaveSectionLocation *location) } } -u8 sub_8152D44(u16 a1, const struct SaveSectionLocation *location) +static u8 sub_8152D44(u16 a1, const struct SaveSectionLocation *location) { u16 sector; sector = a1 + gLastWrittenSector - 1; // no sub 1? - sector %= 0xE; - sector += 0xE * (gSaveCounter % 2); + sector %= SECTOR_SAVE_SLOT_LENGTH; + sector += SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); if (ProgramFlashByte(sector, sizeof(struct UnkSaveSection), 0x25)) { @@ -425,7 +433,7 @@ u8 sub_8152D44(u16 a1, const struct SaveSectionLocation *location) } } -u8 sub_8152DD0(u16 a1, const struct SaveSectionLocation *location) +static u8 sub_8152DD0(u16 a1, const struct SaveSectionLocation *location) { u8 retVal; gFastSaveSection = &gSaveDataBuffer; @@ -442,14 +450,14 @@ u8 sub_8152DD0(u16 a1, const struct SaveSectionLocation *location) return retVal; } -u8 sub_8152E10(u16 a1, const struct SaveSectionLocation *location) +static u8 sub_8152E10(u16 a1, const struct SaveSectionLocation *location) { u16 i; u16 checksum; - u16 v3 = 0xE * (gSaveCounter % 2); + u16 v3 = SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); u16 id; - for (i = 0; i < 0xE; i++) + for (i = 0; i < SECTOR_SAVE_SLOT_LENGTH; i++) { DoReadFlashWholeSection(i + v3, gFastSaveSection); id = gFastSaveSection->id; @@ -468,7 +476,7 @@ u8 sub_8152E10(u16 a1, const struct SaveSectionLocation *location) return 1; } -u8 GetSaveValidStatus(const struct SaveSectionLocation *location) +static u8 GetSaveValidStatus(const struct SaveSectionLocation *location) { u16 i; u16 checksum; @@ -480,7 +488,7 @@ u8 GetSaveValidStatus(const struct SaveSectionLocation *location) u8 saveSlot2Status; // check save slot 1. - for (i = 0; i < 0xE; i++) + for (i = 0; i < SECTOR_SAVE_SLOT_LENGTH; i++) { DoReadFlashWholeSection(i, gFastSaveSection); if (gFastSaveSection->security == UNKNOWN_CHECK_VALUE) @@ -511,9 +519,9 @@ u8 GetSaveValidStatus(const struct SaveSectionLocation *location) securityPassed = FALSE; // check save slot 2. - for (i = 0; i < 0xE; i++) + for (i = 0; i < SECTOR_SAVE_SLOT_LENGTH; i++) { - DoReadFlashWholeSection(i + 0xE, gFastSaveSection); + DoReadFlashWholeSection(i + SECTOR_SAVE_SLOT_LENGTH, gFastSaveSection); if (gFastSaveSection->security == UNKNOWN_CHECK_VALUE) { securityPassed = TRUE; @@ -543,24 +551,16 @@ u8 GetSaveValidStatus(const struct SaveSectionLocation *location) 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; } @@ -593,7 +593,7 @@ u8 GetSaveValidStatus(const struct SaveSectionLocation *location) return 2; } -u8 sub_81530DC(u8 a1, u8 *data, u16 size) +static u8 sub_81530DC(u8 a1, u8 *data, u16 size) { u16 i; struct SaveSection *section = &gSaveDataBuffer; @@ -618,13 +618,13 @@ u8 sub_81530DC(u8 a1, u8 *data, u16 size) } } -u8 DoReadFlashWholeSection(u8 sector, struct SaveSection *section) +static u8 DoReadFlashWholeSection(u8 sector, struct SaveSection *section) { ReadFlash(sector, 0, section->data, sizeof(struct SaveSection)); return 1; } -u16 CalculateChecksum(void *data, u16 size) +static u16 CalculateChecksum(void *data, u16 size) { u16 i; u32 checksum = 0; @@ -635,7 +635,7 @@ u16 CalculateChecksum(void *data, u16 size) return ((checksum >> 16) + checksum); } -void UpdateSaveAddresses(void) +static void UpdateSaveAddresses(void) { int i = 0; @@ -668,7 +668,7 @@ u8 HandleSavingData(u8 saveType) switch (saveType) { case SAVE_HALL_OF_FAME_ERASE_BEFORE: // deletes HOF before overwriting HOF completely. unused - for (i = 0xE * 2 + 0; i < 32; i++) + for (i = SECTOR_ID_HOF_1; i < SECTORS_COUNT; i++) EraseFlashSector(i); case SAVE_HALL_OF_FAME: // hall of fame. if (GetGameStat(GAME_STAT_ENTERED_HOF) < 999) @@ -676,8 +676,8 @@ u8 HandleSavingData(u8 saveType) SaveSerializedGame(); save_write_to_flash(0xFFFF, gRamSaveSectionLocations); tempAddr = gDecompressionBuffer; - HandleWriteSectorNBytes(0x1C, tempAddr, 0xF80); - HandleWriteSectorNBytes(0x1D, tempAddr + 0xF80, 0xF80); + HandleWriteSectorNBytes(SECTOR_ID_HOF_1, tempAddr, 0xF80); + HandleWriteSectorNBytes(SECTOR_ID_HOF_2, tempAddr + 0xF80, 0xF80); break; case SAVE_NORMAL: // normal save. also called by overwriting your own save. default: @@ -692,7 +692,7 @@ u8 HandleSavingData(u8 saveType) for(i = 0; i < 5; i++) sav12_xor_get(i, gRamSaveSectionLocations); break; - // support for Ereader was removed in Emerald. + // Support for Ereader was removed in Emerald. /* case EREADER_SAVE: // used in mossdeep "game corner" before/after battling old man e-reader trainer SaveSerializedGame(); @@ -700,7 +700,7 @@ u8 HandleSavingData(u8 saveType) break; */ case SAVE_OVERWRITE_DIFFERENT_FILE: - for (i = (0xE * 2 + 0); i < 32; i++) + for (i = SECTOR_ID_HOF_1; i < SECTORS_COUNT; i++) EraseFlashSector(i); // erase HOF. SaveSerializedGame(); save_write_to_flash(0xFFFF, gRamSaveSectionLocations); @@ -710,7 +710,7 @@ u8 HandleSavingData(u8 saveType) return 0; } -u8 TrySavingData(u8 saveType) // TrySave +u8 TrySavingData(u8 saveType) { if (gFlashMemoryPresent != TRUE) { @@ -744,7 +744,7 @@ bool8 sub_8153380(void) // trade.s save bool8 sub_81533AC(void) // trade.s save { - u8 retVal = sub_81529D4(0xE, gRamSaveSectionLocations); + u8 retVal = sub_81529D4(SECTOR_SAVE_SLOT_LENGTH, gRamSaveSectionLocations); if (gDamagedSaveSectors) DoSaveFailedScreen(0); if (retVal == 0xFF) @@ -755,7 +755,7 @@ bool8 sub_81533AC(void) // trade.s save u8 sub_81533E0(void) // trade.s save { - sub_8152A34(0xE, gRamSaveSectionLocations); + sub_8152A34(SECTOR_SAVE_SLOT_LENGTH, gRamSaveSectionLocations); if (gDamagedSaveSectors) DoSaveFailedScreen(0); return 0; @@ -763,7 +763,7 @@ u8 sub_81533E0(void) // trade.s save u8 sub_8153408(void) // trade.s save { - sub_8152CAC(0xE, gRamSaveSectionLocations); + sub_8152CAC(SECTOR_SAVE_SLOT_LENGTH, gRamSaveSectionLocations); if (gDamagedSaveSectors) DoSaveFailedScreen(0); return 0; @@ -840,8 +840,8 @@ u16 sub_815355C(void) return 0; UpdateSaveAddresses(); GetSaveValidStatus(gRamSaveSectionLocations); - v3 = 0xE * (gSaveCounter % 2); - for (i = 0; i < 14; i++) + v3 = SECTOR_SAVE_SLOT_LENGTH * (gSaveCounter % 2); + for (i = 0; i < SECTOR_SAVE_SLOT_LENGTH; i++) { DoReadFlashWholeSection(i + v3, gFastSaveSection); if (gFastSaveSection->id == 0) @@ -859,7 +859,7 @@ u32 TryCopySpecialSaveSection(u8 sector, u8* dst) s32 size; u8* savData; - if (sector != 30 && sector != 31) + if (sector != SECTOR_ID_TRAINER_HILL && sector != SECTOR_ID_RECORDED_BATTLE) return 0xFF; ReadFlash(sector, 0, (u8 *)&gSaveDataBuffer, sizeof(struct SaveSection)); if (*(u32*)(&gSaveDataBuffer.data[0]) != 0xB39D) |