pmd-red/src/save.c
2025-08-29 21:16:01 +02:00

511 lines
12 KiB
C

#include "global.h"
#include "globaldata.h"
#include "music_util.h"
#include "string_format.h"
#include "code_8097670.h"
#include "event_flag.h"
#include "exclusive_pokemon.h"
#include "flash.h"
#include "friend_area.h"
#include "game_options.h"
#include "memory.h"
#include "pokemon_3.h"
#include "random.h"
#include "save.h"
// size: 0x800
struct unk_struct
{
u32 unk0;
u8 gameInternalName[16]; // has "POKE_DUNGEON__05
u32 checksum;
u32 unk18;
DungeonLocation dungeonLocation;
u32 unk20;
u32 padding[503];
};
EWRAM_DATA s32 gUnknown_202DE28 = {0};
EWRAM_INIT u32 gUnknown_203B17C = {0};
EWRAM_INIT const char *gUnknown_203B180 = {"POKE_DUNGEON__05"};
EWRAM_INIT struct UnkStruct_203B184 *gUnknown_203B184 = {NULL};
ALIGNED(4) static const char fill_save0[] = _("pksdir0");
ALIGNED(4) static const char fill_save1[] = _("pksdir0");
ALIGNED(4) static const char fill_save2[] = _("pksdir0");
extern bool8 sub_800DAB0(u16, u8*, s32);
extern bool8 sub_800DAB4(u16, u8*, s32);
extern bool8 sub_800DAB8(void);
extern u32 sub_80954CC(void* a, s32 b);
extern u32 sub_8095624(u8 *, u32);
extern u32 RestoreMailInfo(void* a, s32 b);
extern u32 SaveMailInfo(u8 *, u32);
extern void sub_80958E4(u32 *a, u32 b);
extern void sub_80972F4(void);
extern void sub_80974E8(void);
u32 sub_8011C1C(void)
{
return gUnknown_203B17C;
}
void sub_8011C28(u32 x)
{
gUnknown_203B17C = x;
}
s32 sub_8011C34(void)
{
return gUnknown_202DE28;
}
void sub_8011C40(s32 x)
{
gUnknown_202DE28 = x;
}
static const char *GetGameInternalName(void)
{
return gUnknown_203B180; // returns POKE_DUNGEON__05
}
void CalculateChecksum(u8 *out, u32 size)
{
u32 checksum = 0;
s32 i = size / 4;
if (i > 1)
{
u32 *ptr = (u32 *)&out[4];
--i;
do
checksum += *ptr++;
while (--i);
}
*(u32 *)out = checksum;
}
bool8 ValidateChecksum(u8 *in, u32 size)
{
u32 checksum = 0;
s32 i = size / 4;
if (i > 1)
{
u32 *ptr = (u32 *)&in[4];
--i;
do
checksum += *ptr++;
while (--i);
}
if (*(u32 *)in != checksum)
return TRUE;
return FALSE;
}
void sub_8011CA8(u32 *out, s32 size)
{
if (gUnknown_203B184 == NULL) {
AGB_WARNING("A warning most likely went here.");
*out += (size + 0xFFF) / 0x1000;
} else {
*out += (size + 0xFFF) / 0x1000;
}
}
u32 WriteSaveSector(s32 *a, u8 *src, s32 size)
{
u32 r1;
s32 sector = *a;
sub_8011CA8(a, size);
CalculateChecksum(src, size);
if (gUnknown_203B184 == NULL) {
r1 = WriteFlashData(sector, src, size);
}
else if (sub_800DAB8()) {
if (!sub_800DAB4(sector, src, size)) {
r1 = 3;
}
else {
r1 = 0;
}
}
else {
return SAVE_FAILED;
}
if (r1 == 4) {
return SAVE_NOT_WRTTEN;
}
if (r1) {
return SAVE_FAILED;
}
return SAVE_COMPLETED;
}
u32 ReadSaveSector(s32 *a, u8 *dest, s32 size)
{
u32 r1;
s32 sector = *a;
sub_8011CA8(a, size);
if (gUnknown_203B184 == NULL) {
r1 = ReadFlashData(sector, dest, size);
}
else if (sub_800DAB8()) {
if (!sub_800DAB0(sector, dest, size)) {
r1 = 1;
}
else {
r1 = 0;
}
}
else {
return READ_SAVE_FAILED;
}
if (r1) {
return READ_SAVE_FAILED;
}
if (ValidateChecksum(dest, size)) {
return READ_SAVE_CHECKSUM_ERROR;
}
return READ_SAVE_VALID;
}
UNUSED static bool8 sub_8011DA8(void)
{
return TRUE;
}
u32 ReadSaveFromPak(u32 *a)
{
struct UnkStruct_sub_8011DAC *playerSave = MemoryAlloc(sizeof(struct UnkStruct_sub_8011DAC), 5);
u8 *r4 = playerSave->unk448;
u32 saveStatus = ReadSaveSector(a, (u8*)playerSave, sizeof(struct UnkStruct_sub_8011DAC));
u32 r1;
if (saveStatus)
{
saveStatus = ReadSaveSector(a, (u8*)playerSave, sizeof(struct UnkStruct_sub_8011DAC));
}
else
{
sub_8011CA8(a, sizeof(struct UnkStruct_sub_8011DAC));
}
if (!saveStatus)
{
if (playerSave->checksum != 0x5071412) {
saveStatus = 4;
}
}
if (!saveStatus)
{
if (gUnknown_203B184 == NULL) {
sub_8011C28(playerSave->unk41C);
sub_8011C40(playerSave->unk418);
SetRNGSeed(playerSave->RngState);
}
else {
gUnknown_203B184->unk054 = playerSave->unk41C;
gUnknown_203B184->unk050 = playerSave->unk418;
gUnknown_203B184->RngState = playerSave->RngState;
}
}
if (!saveStatus)
{
if (gUnknown_203B184 == NULL) {
if (!RestoreGlobalScriptVars(playerSave->unk004)) {
saveStatus = 4;
}
}
else {
MemoryCopy8(gUnknown_203B184->unk04C, playerSave->unk004, ARRAY_COUNT(playerSave->unk004));
}
}
if (!saveStatus)
{
r1 = RestoreRecruitedPokemon(r4, 0x4650);
if (r1 != playerSave->savedRecruitedPokemon) {
saveStatus = 3;
}
r4 += 0x4650;
r1 = RestorePoke2s(r4, 150 * 4);
if (r1 != playerSave->unk428) {
saveStatus = 3;
}
r4 += 150 * 4;
r1 = RestoreTeamInventory(r4, 0x1D8);
if (r1 != playerSave->savedTeamInventory) {
saveStatus = 3;
}
r4 += 0x1d8;
r1 = ReadRescueTeamInfo(r4, 0x10);
if (r1 != playerSave->savedRescueTeamInfo) {
saveStatus = 3;
}
r4 += 0x10;
r1 = ReadSavedFriendAreas(r4, 0x8);
if (r1 != playerSave->savedFriendAreas) {
saveStatus = 3;
}
r4 += 0x8;
r1 = RestoreAdventureData(r4, 0x100);
if (r1 != playerSave->unk43C) {
saveStatus = 3;
}
r4 += 0x100;
r1 = sub_80954CC(r4, 0x594);
if (r1 != playerSave->unk440) {
saveStatus = 3;
}
r4 += 0x594;
r1 = RestoreMailInfo(r4, 0x221);
if (r1 != playerSave->savedMailInfo) {
saveStatus = 3;
}
}
MemoryFree(playerSave);
return saveStatus;
}
u32 sub_8011F9C(s32 *r0, u8 *dest, s32 size)
{
return ReadSaveSector(r0, dest, size);
}
u32 sub_8011FA8(void)
{
u32 saveStatus;
u32 temp3;
u32 temp;
struct unk_struct *r5 = MemoryAlloc(sizeof(struct unk_struct), 5);
temp = 0x1F;
saveStatus = ReadSaveSector(&temp, (u8 *)r5, sizeof(struct unk_struct));
if( saveStatus == READ_SAVE_VALID)
{
if(r5->checksum != 0x5071412)
{
saveStatus = 4;
}
}
temp3 = 0xf1209;
if(saveStatus == READ_SAVE_VALID)
{
temp3 = r5->unk18;
}
MemoryFree(r5);
return temp3;
}
bool8 IsSaveCorrupted(void)
{
u32 temp;
bool8 isCorrupted;
struct unk_struct *r5 = MemoryAlloc(sizeof(struct unk_struct), 5);
temp = 0x1F;
isCorrupted = FALSE;
if(ReadSaveSector(&temp, (u8 *)r5, sizeof(struct unk_struct)) == READ_SAVE_VALID)
{
if(r5->checksum == 0x5071412)
{
isCorrupted = TRUE;
}
}
MemoryFree(r5);
return isCorrupted;
}
u32 WriteSavetoPak(s32 *param_1, u32 param_2)
{
struct UnkStruct_sub_8011DAC *playerSave;
const char *gameName;
int saveStatus1;
int saveStatus2;
u8 *array_ptr;
playerSave = MemoryAlloc(sizeof(struct UnkStruct_sub_8011DAC),5);
array_ptr = playerSave->unk448;
if (gUnknown_203B184 == NULL) {
playerSave->unk41C = param_2;
playerSave->unk418 = sub_8011C34();
playerSave->RngState = GetRNGState();
}
else {
playerSave->unk41C = gUnknown_203B184->unk054;
playerSave->unk418 = gUnknown_203B184->unk050;
playerSave->RngState = gUnknown_203B184->RngState;
}
playerSave->checksum = 0x5071412;
gameName = GetGameInternalName();
strncpy(playerSave->gameInternalName,gameName, ARRAY_COUNT(playerSave->gameInternalName));
if (gUnknown_203B184 == NULL) {
SaveGlobalScriptVars(playerSave->unk004);
}
else {
MemoryCopy8(playerSave->unk004,gUnknown_203B184->unk04C,ARRAY_COUNT(playerSave->unk004));
}
playerSave->savedRecruitedPokemon = SaveRecruitedPokemon(array_ptr,0x4650);
array_ptr += 0x4650;
playerSave->unk428 = SavePoke2s(array_ptr, 150 * 4);
array_ptr += 150 * 4;
playerSave->savedTeamInventory = SaveTeamInventory(array_ptr,0x1D8);
array_ptr += 0x1D8;
playerSave->savedRescueTeamInfo = SaveRescueTeamInfo(array_ptr,0x10);
array_ptr += 0x10;
playerSave->savedFriendAreas = SaveFriendAreas(array_ptr,8);
array_ptr += 8;
playerSave->unk43C = SaveAdventureData(array_ptr, 0x100);
array_ptr += 0x100;
playerSave->unk440 = sub_8095624(array_ptr,0x594);
array_ptr += 0x594;
playerSave->savedMailInfo = SaveMailInfo(array_ptr,0x221);
saveStatus1 = WriteSaveSector(param_1, (u8 *)playerSave, sizeof(struct UnkStruct_sub_8011DAC));
saveStatus2 = WriteSaveSector(param_1, (u8 *)playerSave, sizeof(struct UnkStruct_sub_8011DAC));
MemoryFree(playerSave);
if (saveStatus1 != SAVE_COMPLETED)
return saveStatus1;
if (saveStatus2 != SAVE_COMPLETED)
return saveStatus2;
return SAVE_COMPLETED;
}
s32 sub_80121D4(s32 *a, u8 *src, s32 size)
{
return WriteSaveSector(a, src, size);
}
u32 sub_80121E0(u32 r0)
{
u32 temp;
const char *gameName;
u32 saveStatus;
struct unk_struct *r4 = MemoryAlloc(sizeof(struct unk_struct), 5);
temp = 0x1F;
r4->unk18 = r0;
r4->dungeonLocation = *GetDungeonLocationInfo();
r4->checksum = 0x5071412;
gameName = GetGameInternalName();
strncpy(r4->gameInternalName, gameName, ARRAY_COUNT(r4->gameInternalName));
sub_80958E4(&r4->unk20, 0);
saveStatus = WriteSaveSector(&temp, (u8 *)r4, sizeof(struct unk_struct));
MemoryFree(r4);
return saveStatus;
}
u32 sub_8012240(void)
{
s32 status;
struct unk_struct *r5 = MemoryAlloc(sizeof(struct unk_struct), 5);
MemoryFill8(r5, 0xFF, 0x4);
StopBGMResetSoundEffectCounters();
status = WriteFlashData(0x1F, (u8 *)r5, sizeof(struct unk_struct));
StartBGMusic();
MemoryFree(r5);
if (status != 0)
return SAVE_FAILED;
else
return SAVE_COMPLETED;
}
void sub_8012284(void)
{
sub_80122D0();
sub_80122F4();
InitializePlayerData();
}
// Is this the new game func?
void sub_8012298(void)
{
ResetAdventureInfo();
sub_80122A8();
}
// Init new game?
void sub_80122A8(void)
{
sub_80122D0();
sub_80122F4();
InitializePlayerData();
sub_8012240();
}
void nullsub_33(void)
{
}
void sub_80122C4(void)
{
sub_80122A8();
}
void sub_80122D0(void)
{
sub_8011C28(0);
sub_8011C40(-1);
ResetNumAdventures();
ResetPlayTime(gPlayTimeRef);
}
void sub_80122F4(void)
{
ThoroughlyResetScriptVars();
}
void InitializePlayerData(void)
{
InitializeFriendAreas();
InitializeRecruitedPokemon();
InitializeMoneyItems();
InitializeRescueTeamInfo();
sub_80972F4();
sub_8095118();
InitializeMailJobsNews();
sub_80974E8();
InitializeGameOptions(TRUE);
InitializeExclusivePokemon();
}
UNUSED static void nullsub_200(u32 r0)
{
}
UNUSED static void sub_8012334(struct UnkStruct_203B184 *r0)
{
gUnknown_203B184 = r0;
if (r0 != NULL) {
gTeamInventoryRef = r0->MoneyItems;
gRecruitedPokemonRef = r0->recruitedPokemon;
gUnknown_203B480 = r0->unk8;
gUnknown_203B484 = r0->unkC;
gUnknown_203B488 = r0->unk10;
gUnknown_203B48C = r0->unk14;
gUnknown_203B490 = r0->mailInfo;
gRescueTeamInfoRef = r0->RescueTeamInfo;
gUnknown_203B494 = r0->unk20;
gUnknown_203B498 = r0->ExclusivePokemon;
gFriendAreas = r0->BoughtFriendAreas;
gGameOptionsRef = r0->gameOptions;
gPlayTimeRef = r0->playTime;
}
else {
gTeamInventoryRef = GetMoneyItemsInfo();
gRecruitedPokemonRef = GetRecruitedPokemon();
gUnknown_203B480 = sub_80950F8();
gUnknown_203B484 = sub_8095100();
gUnknown_203B488 = sub_8095108();
gUnknown_203B48C = sub_8095110();
gUnknown_203B490 = GetMailInfo();
gRescueTeamInfoRef = GetRescueTeamInfo();
gUnknown_203B494 = sub_8097680();
gUnknown_203B498 = GetExclusivePokemon();
gFriendAreas = GetBoughtFriendAreas();
gGameOptionsRef = GetGameOptions();
gPlayTimeRef = GetPlayTime();
}
}