Versioned saves (#423)

* v1

* Cleanup

* Cleanup

* cleanup

* Organization

* Fixes

* Fix typos

* fixup merge

* use gLanguages

* Restore n64dd

* Fix bad merge

* Set ddflag

3 files changed, 9 insertions, 683 deletions

diff --git a/soh/src/code/z_common_data.c b/soh/src/code/z_common_data.c
index e6682b18e..c92a36b71 100644
--- a/soh/src/code/z_common_data.c
+++ b/soh/src/code/z_common_data.c
@@ -2,13 +2,9 @@
 #include <string.h>
 
 SaveContext gSaveContext;
-u32 D_8015FA88;
-u32 D_8015FA8C;
 
 void SaveContext_Init(void) {
     memset(&gSaveContext, 0, sizeof(gSaveContext));
-    D_8015FA88 = 0;
-    D_8015FA8C = 0;
     gSaveContext.seqId = (u8)NA_BGM_DISABLED;
     gSaveContext.natureAmbienceId = NATURE_ID_DISABLED;
     gSaveContext.forcedSeqId = NA_BGM_GENERAL_SFX;
diff --git a/soh/src/code/z_play.c b/soh/src/code/z_play.c
index 632ed41f6..4e48fc512 100644
--- a/soh/src/code/z_play.c
+++ b/soh/src/code/z_play.c
@@ -240,7 +240,6 @@ void Gameplay_Init(GameState* thisx) {
     globalCtx->cameraPtrs[MAIN_CAM]->uid = 0;
     globalCtx->activeCamera = MAIN_CAM;
     func_8005AC48(&globalCtx->mainCamera, 0xFF);
-    Sram_Init(globalCtx, &globalCtx->sramCtx);
     func_80112098(globalCtx);
     Message_Init(globalCtx);
     GameOver_Init(globalCtx);
diff --git a/soh/src/code/z_sram.c b/soh/src/code/z_sram.c
index 16835d7ad..597a33dd9 100644
--- a/soh/src/code/z_sram.c
+++ b/soh/src/code/z_sram.c
@@ -3,242 +3,14 @@
 
 #include <string.h>
 
-// these are the main substructs of save context.
-// we are going to hold off on splitting save context until later on,
-// so these temporary structs will live here for now.
-
-typedef struct {
-    /* 0x00 */ char newf[6]; // string "ZELDAZ"
-    /* 0x06 */ s16 deaths;
-    /* 0x08 */ char playerName[8];
-    /* 0x10 */ s16 n64ddFlag;
-    /* 0x12 */ s16 healthCapacity; // "max_life"
-    /* 0x14 */ s16 health;         // "now_life"
-    /* 0x16 */ s8 magicLevel;
-    /* 0x17 */ s8 magic;
-    /* 0x18 */ s16 rupees;
-    /* 0x1A */ u16 swordHealth;
-    /* 0x1C */ u16 naviTimer;
-    /* 0x1E */ u8 magicAcquired;
-    /* 0x1F */ u8 unk_1F;
-    /* 0x20 */ u8 doubleMagic;
-    /* 0x21 */ u8 doubleDefense;
-    /* 0x22 */ u8 bgsFlag;
-    /* 0x23 */ u8 ocarinaGameRoundNum;
-    /* 0x24 */ ItemEquips childEquips;
-    /* 0x2E */ ItemEquips adultEquips;
-    /* 0x38 */ u32 unk_38; // this may be incorrect, currently used for alignement
-    /* 0x3C */ char unk_3C[0x0E];
-    /* 0x4A */ s16 savedSceneNum;
-} SavePlayerData; // size = 0x4C
-
-typedef struct {
-    /* 0x0000 */ SavePlayerData playerData; // "S_Private" substruct name
-    /* 0x004C */ ItemEquips equips;
-    /* 0x0058 */ Inventory inventory;
-    /* 0x00B8 */ SavedSceneFlags sceneFlags[124];
-    /* 0x0E48 */ FaroresWindData fw;
-    /* 0x0E70 */ char unk_E70[0x10];
-    /* 0x0E80 */ s32 gsFlags[6];
-    /* 0x0E98 */ char unk_E98[0x10];
-    /* 0x0EA8 */ s32 horseRaceRecord;
-    /* 0x0EAC */ char unk_EAC[0x0C];
-    /* 0x0EB8 */ u16 eventChkInf[14]; // "event_chk_inf"
-    /* 0x0ED4 */ u16 itemGetInf[4];   // "item_get_inf"
-    /* 0x0EDC */ u16 infTable[30];    // "inf_table"
-    /* 0x0F18 */ char unk_F18[0x04];
-    /* 0x0F1C */ u32 worldMapAreaData; // "area_arrival"
-    /* 0x0F20 */ char unk_F20[0x4];
-    /* 0x0F24 */ u8 scarecrowCustomSongSet;
-    /* 0x0F25 */ u8 scarecrowCustomSong[0x360];
-    /* 0x1285 */ char unk_1285[0x24];
-    /* 0x12A9 */ u8 scarecrowSpawnSongSet;
-    /* 0x12AA */ u8 scarecrowSpawnSong[0x80];
-    /* 0x132A */ char unk_132A[0x02];
-    /* 0x132C */ HorseData horseData;
-    /* 0x1336 */ u16 checksum; // "check_sum"
-} SaveInfo;                    // size = 0x1338
-
-typedef struct {
-    /* 0x00 */ s32 entranceIndex;
-    /* 0x04 */ s32 linkAge; // 0: Adult; 1: Child
-    /* 0x08 */ s32 cutsceneIndex;
-    /* 0x0C */ u16 dayTime; // "zelda_time"
-    /* 0x10 */ s32 nightFlag;
-    /* 0x14 */ s32 totalDays;
-    /* 0x18 */ s32 unk_18;    // increments with totalDays, gets reset by goron for bgs and one other use
-    /* 0x1C */ SaveInfo info; // "information"
-} Save;                       // size = 0x1354
-
-#define SAVE_PLAYER_DATA (*((SavePlayerData*)&gSaveContext.newf))
-#define SAVE_INFO (*((SaveInfo*)&gSaveContext.newf))
-
-#define SLOT_SIZE (sizeof(SaveContext) + 0x28)
-#define CHECKSUM_SIZE (sizeof(Save) / 2)
-
-#define DEATHS OFFSETOF(SaveContext, deaths)
-#define NAME OFFSETOF(SaveContext, playerName)
-#define N64DD OFFSETOF(SaveContext, n64ddFlag)
-#define HEALTH_CAP OFFSETOF(SaveContext, healthCapacity)
-#define QUEST OFFSETOF(SaveContext, inventory.questItems)
-#define DEFENSE OFFSETOF(SaveContext, inventory.defenseHearts)
-#define HEALTH OFFSETOF(SaveContext, health)
-
-#define SLOT_OFFSET(index) (SRAM_HEADER_SIZE + 0x10 + (index * SLOT_SIZE))
-
-u16 gSramSlotOffsets[] = {
-    SLOT_OFFSET(0),
-    SLOT_OFFSET(1),
-    SLOT_OFFSET(2),
-    // the latter three saves are backup saves for the former saves
-    SLOT_OFFSET(3),
-    SLOT_OFFSET(4),
-    SLOT_OFFSET(5),
-};
-
-static u8 sZeldaMagic[] = { '\0', '\0', '\0', '\x98', '\x09', '\x10', '\x21', 'Z', 'E', 'L', 'D', 'A' };
-
-static SavePlayerData sNewSavePlayerData = {
-    { '\0', '\0', '\0', '\0', '\0', '\0' },             // newf
-    0,                                                  // deaths
-    { 0x3E, 0x3E, 0x3E, 0x3E, 0x3E, 0x3E, 0x3E, 0x3E }, // playerName
-    0,                                                  // n64ddFlag
-    0x30,                                               // healthCapacity
-    0x30,                                               // defense
-    0,                                                  // magicLevel
-    0x30,                                               // magic
-    0,                                                  // rupees
-    0,                                                  // swordHealth
-    0,                                                  // naviTimer
-    0,                                                  // magicAcquired
-    0,                                                  // unk_1F
-    0,                                                  // doubleMagic
-    0,                                                  // doubleDefense
-    0,                                                  // bgsFlag
-    0,                                                  // ocarinaGameRoundNum
-    {
-        { ITEM_NONE, ITEM_NONE, ITEM_NONE, ITEM_NONE }, // buttonItems
-        { SLOT_NONE, SLOT_NONE, SLOT_NONE },            // cButtonSlots
-        0,                                              // equipment
-    },                                                  // childEquips
-    {
-        { ITEM_NONE, ITEM_NONE, ITEM_NONE, ITEM_NONE }, // buttonItems
-        { SLOT_NONE, SLOT_NONE, SLOT_NONE },            // cButtonSlots
-        0,                                              // equipment
-    },                                                  // adultEquips
-    0,                                                  // unk_38
-    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },       // unk_3C
-    0x34,                                               // savedSceneNum
-};
-
-static ItemEquips sNewSaveEquips = {
-    { ITEM_NONE, ITEM_NONE, ITEM_NONE, ITEM_NONE }, // buttonItems
-    { SLOT_NONE, SLOT_NONE, SLOT_NONE },            // cButtonSlots
-    0x1100,                                         // equipment
-};
-
-static Inventory sNewSaveInventory = {
-    { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }, // items
-    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },                         // ammo
-    0x1100,                                                                     // equipment
-    0,                                                                          // upgrades
-    0,                                                                          // questItems
-    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },             // dungeonItems
-    {
-        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-    }, // dungeonKeys
-    0, // defenseHearts
-    0, // gsTokens
-};
-
-static u16 sNewSaveChecksum = 0;
-
 /**
  *  Initialize new save.
  *  This save has an empty inventory with 3 hearts and single magic.
  */
 void Sram_InitNewSave(void) {
-    SaveContext* temp = &gSaveContext;
-
-    memset(&SAVE_INFO, 0, sizeof(SaveInfo));
-    gSaveContext.totalDays = 0;
-    gSaveContext.bgsDayCount = 0;
-
-    SAVE_PLAYER_DATA = sNewSavePlayerData;
-    gSaveContext.equips = sNewSaveEquips;
-    gSaveContext.inventory = sNewSaveInventory;
-
-    temp->checksum = sNewSaveChecksum;
-    gSaveContext.horseData.scene = SCENE_SPOT00;
-    gSaveContext.horseData.pos.x = -1840;
-    gSaveContext.horseData.pos.y = 72;
-    gSaveContext.horseData.pos.z = 5497;
-    gSaveContext.horseData.angle = -0x6AD9;
-    gSaveContext.magicLevel = 0;
-    gSaveContext.infTable[29] = 1;
-    gSaveContext.sceneFlags[5].swch = 0x40000000;
+    Save_InitFile(false);
 }
 
-static SavePlayerData sDebugSavePlayerData = {
-    { 'Z', 'E', 'L', 'D', 'A', 'Z' },                   // newf
-    0,                                                  // deaths
-    { 0x15, 0x12, 0x17, 0x14, 0x3E, 0x3E, 0x3E, 0x3E }, // playerName ( "LINK" )
-    0,                                                  // n64ddFlag
-    0xE0,                                               // healthCapacity
-    0xE0,                                               // health
-    0,                                                  // magicLevel
-    0x30,                                               // magic
-    150,                                                // rupees
-    8,                                                  // swordHealth
-    0,                                                  // naviTimer
-    1,                                                  // magicAcquired
-    0,                                                  // unk_1F
-    0,                                                  // doubleMagic
-    0,                                                  // doubleDefense
-    0,                                                  // bgsFlag
-    0,                                                  // ocarinaGameRoundNum
-    {
-        { ITEM_NONE, ITEM_NONE, ITEM_NONE, ITEM_NONE }, // buttonItems
-        { SLOT_NONE, SLOT_NONE, SLOT_NONE },            // cButtonSlots
-        0,                                              // equipment
-    },                                                  // childEquips
-    {
-        { ITEM_NONE, ITEM_NONE, ITEM_NONE, ITEM_NONE }, // buttonItems
-        { SLOT_NONE, SLOT_NONE, SLOT_NONE },            // cButtonSlots
-        0,                                              // equipment
-    },                                                  // adultEquips
-    0,                                                  // unk_38
-    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },       // unk_3C
-    0x51,                                               // savedSceneNum
-};
-
-static ItemEquips sDebugSaveEquips = {
-    { ITEM_SWORD_MASTER, ITEM_BOW, ITEM_BOMB, ITEM_OCARINA_FAIRY }, // buttonItems
-    { SLOT_BOW, SLOT_BOMB, SLOT_OCARINA },                          // cButtonSlots
-    0x1122,                                                         // equipment
-};
-
-static Inventory sDebugSaveInventory = {
-    {
-        ITEM_STICK,     ITEM_NUT,           ITEM_BOMB,         ITEM_BOW,         ITEM_ARROW_FIRE,  ITEM_DINS_FIRE,
-        ITEM_SLINGSHOT, ITEM_OCARINA_FAIRY, ITEM_BOMBCHU,      ITEM_HOOKSHOT,    ITEM_ARROW_ICE,   ITEM_FARORES_WIND,
-        ITEM_BOOMERANG, ITEM_LENS,          ITEM_BEAN,         ITEM_HAMMER,      ITEM_ARROW_LIGHT, ITEM_NAYRUS_LOVE,
-        ITEM_BOTTLE,    ITEM_POTION_RED,    ITEM_POTION_GREEN, ITEM_POTION_BLUE, ITEM_POCKET_EGG,  ITEM_WEIRD_EGG,
-    },                                                              // items
-    { 50, 50, 10, 30, 1, 1, 30, 1, 50, 1, 1, 1, 1, 1, 1, 1 },       // ammo
-    0x7777,                                                         // equipment
-    0x125249,                                                       // upgrades
-    0x1E3FFFF,                                                      // questItems
-    { 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // dungeonItems
-    { 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 },    // dungeonKeys
-    0,                                                              // defenseHearts
-    0,                                                              // gsTokens
-};
-
-static u16 sDebugSaveChecksum = 0;
-
 /**
  *  Initialize debug save. This is also used on the Title Screen
  *  This save has a mostly full inventory with 10 hearts and single magic.
@@ -249,40 +21,7 @@ static u16 sDebugSaveChecksum = 0;
  *  and set water level in Water Temple to lowest level.
  */
 void Sram_InitDebugSave(void) {
-    SaveContext* temp = &gSaveContext;
-
-    memset(&SAVE_INFO, 0, sizeof(SaveInfo));
-    gSaveContext.totalDays = 0;
-    gSaveContext.bgsDayCount = 0;
-
-    SAVE_PLAYER_DATA = sDebugSavePlayerData;
-    gSaveContext.equips = sDebugSaveEquips;
-    gSaveContext.inventory = sDebugSaveInventory;
-
-    temp->checksum = sDebugSaveChecksum;
-    gSaveContext.horseData.scene = SCENE_SPOT00;
-    gSaveContext.horseData.pos.x = -1840;
-    gSaveContext.horseData.pos.y = 72;
-    gSaveContext.horseData.pos.z = 5497;
-    gSaveContext.horseData.angle = -0x6AD9;
-    gSaveContext.infTable[0] |= 0x5009;
-    gSaveContext.eventChkInf[0] |= 0x123F;
-    gSaveContext.eventChkInf[8] |= 1;
-    gSaveContext.eventChkInf[12] |= 0x10;
-
-    if (LINK_AGE_IN_YEARS == YEARS_CHILD) {
-        gSaveContext.equips.buttonItems[0] = ITEM_SWORD_KOKIRI;
-        Inventory_ChangeEquipment(EQUIP_SWORD, 1);
-        if (gSaveContext.fileNum == 0xFF) {
-            gSaveContext.equips.buttonItems[1] = ITEM_SLINGSHOT;
-            gSaveContext.equips.cButtonSlots[0] = SLOT_SLINGSHOT;
-            Inventory_ChangeEquipment(EQUIP_SHIELD, 1);
-        }
-    }
-
-    gSaveContext.entranceIndex = 0xCD;
-    gSaveContext.magicLevel = 0;
-    gSaveContext.sceneFlags[5].swch = 0x40000000;
+    Save_InitFile(true);
 }
 
 /**
@@ -295,7 +34,7 @@ void Sram_InitDebugSave(void) {
  *  - Give and equip master sword if player is adult and doesnt have kokiri sword (bug?)
  *  - Revert any trade items that spoil
  */
-void Sram_OpenSave(SramContext* sramCtx) {
+void Sram_OpenSave() {
     static s16 dungeonEntrances[] = {
         0x0000, 0x0004, 0x0028, 0x0169, 0x0165, 0x0010, 0x0082, 0x0037,
         0x0098, 0x0088, 0x041B, 0x0008, 0x0486, 0x0467, 0x0179, 0x056C,
@@ -304,15 +43,7 @@ void Sram_OpenSave(SramContext* sramCtx) {
     u16 j;
     u8* ptr;
 
-    osSyncPrintf("個人Ｆｉｌｅ作成\n"); // "Create personal file"
-    i = gSramSlotOffsets[gSaveContext.fileNum];
-    osSyncPrintf("ぽいんと＝%x(%d)\n", i, gSaveContext.fileNum); // "Point="
-
-    memcpy(&gSaveContext, sramCtx->readBuff + i, sizeof(Save));
-
-    osSyncPrintf(VT_FGCOL(YELLOW));
-    osSyncPrintf("SCENE_DATA_ID = %d   SceneNo = %d\n", gSaveContext.savedSceneNum,
-                 ((void)0, gSaveContext.entranceIndex));
+    Save_LoadFile();
 
     switch (gSaveContext.savedSceneNum) {
         case SCENE_YDAN:
@@ -446,232 +177,7 @@ void Sram_OpenSave(SramContext* sramCtx) {
     gSaveContext.magicLevel = 0;
 }
 
-/**
- *  Write the contents of the Save Context to a main and backup slot in SRAM.
- *  Note: The whole Save Context is written even though only the `save` substruct is read back later
- */
-void Sram_WriteSave(SramContext* sramCtx) {
-    u16 offset;
-    u16 checksum;
-    u16 j;
-    u16* ptr;
-
-    gSaveContext.checksum = 0;
-
-    ptr = (u16*)&gSaveContext;
-    checksum = 0;
-    j = 0;
-
-    for (offset = 0; offset < CHECKSUM_SIZE; offset++) {
-        if (++j == 0x20) {
-            j = 0;
-        }
-        checksum += *ptr++;
-    }
-
-    gSaveContext.checksum = checksum;
-
-    ptr = (u16*)&gSaveContext;
-    checksum = 0;
-
-    for (offset = 0; offset < CHECKSUM_SIZE; offset++) {
-        if (++j == 0x20) {
-            j = 0;
-        }
-        checksum += *ptr++;
-    }
-
-    offset = gSramSlotOffsets[gSaveContext.fileNum];
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000) + offset, &gSaveContext, SLOT_SIZE, OS_WRITE);
-
-    ptr = (u16*)&gSaveContext;
-    checksum = 0;
-
-    for (offset = 0; offset < CHECKSUM_SIZE; offset++) {
-        if (++j == 0x20) {
-            j = 0;
-        }
-        checksum += *ptr++;
-    }
-
-    offset = gSramSlotOffsets[gSaveContext.fileNum + 3];
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000) + offset, &gSaveContext, SLOT_SIZE, OS_WRITE);
-}
-
-/**
- *  For all 3 slots, verify that the checksum is correct. If corrupted, attempt to load a backup save.
- *  If backup is also corrupted, default to a new save (or debug save for slot 0 on debug rom).
- *
- *  After verifying all 3 saves, pass relevant data to File Select to be displayed.
- */
-void Sram_VerifyAndLoadAllSaves(FileChooseContext* fileChooseCtx, SramContext* sramCtx) {
-    u16 i;
-    u16 newChecksum;
-    u16 slotNum;
-    u16 offset;
-    u16 j;
-    u16 oldChecksum;
-    u16* ptr;
-    u16 dayTime;
-
-    osSyncPrintf("ＳＲＡＭ ＳＴＡＲＴ─ＬＯＡＤ\n");
-    memset(sramCtx->readBuff,0, SRAM_SIZE);
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_SIZE, OS_READ);
-
-    dayTime = ((void)0, gSaveContext.dayTime);
-
-    for (slotNum = 0; slotNum < 3; slotNum++) {
-        offset = gSramSlotOffsets[slotNum];
-        osSyncPrintf("ぽいんと＝%x(%d)    SAVE_MAX=%d\n", offset, gSaveContext.fileNum, sizeof(Save));
-        memcpy(&gSaveContext, sramCtx->readBuff + offset, sizeof(Save));
-
-        oldChecksum = gSaveContext.checksum;
-        gSaveContext.checksum = 0;
-        ptr = (u16*)&gSaveContext;
-        osSyncPrintf("\n＝＝＝＝＝＝＝＝＝＝＝＝＝  Ｓ（%d） ＝＝＝＝＝＝＝＝＝＝＝＝＝\n", slotNum);
-
-        for (i = newChecksum = j = 0; i < CHECKSUM_SIZE; i++, offset += 2) {
-            newChecksum += *ptr++;
-        }
-
-        // "SAVE checksum calculation"
-        osSyncPrintf("\nＳＡＶＥチェックサム計算  j=%x  mmm=%x  ", newChecksum, oldChecksum);
-
-        if (newChecksum != oldChecksum) {
-            // checksum didnt match, try backup save
-            osSyncPrintf("ＥＲＲＯＲ！！！ ＝ %x(%d)\n", gSramSlotOffsets[slotNum], slotNum);
-            offset = gSramSlotOffsets[slotNum + 3];
-            memcpy(&gSaveContext, sramCtx->readBuff + offset, sizeof(Save));
-
-            oldChecksum = gSaveContext.checksum;
-            gSaveContext.checksum = 0;
-            ptr = (u16*)&gSaveContext;
-            osSyncPrintf("================= ＢＡＣＫ─ＵＰ ========================\n");
-
-            for (i = newChecksum = j = 0; i < CHECKSUM_SIZE; i++, offset += 2) {
-                newChecksum += *ptr++;
-            }
-            // "(B) SAVE checksum calculation"
-            osSyncPrintf("\n（Ｂ）ＳＡＶＥチェックサム計算  j=%x  mmm=%x  ", newChecksum, oldChecksum);
-
-            if (newChecksum != oldChecksum) {
-                // backup save didnt work, make new save
-                osSyncPrintf("ＥＲＲＯＲ！！！ ＝ %x(%d+3)\n", gSramSlotOffsets[slotNum + 3], slotNum);
-                memset(&gSaveContext.entranceIndex, 0, sizeof(s32));
-                memset(&gSaveContext.linkAge, 0, sizeof(s32));
-                memset(&gSaveContext.cutsceneIndex, 0, sizeof(s32));
-                // note that gSaveContext.dayTime is not actually the sizeof(s32)
-                memset(&gSaveContext.dayTime, 0, sizeof(s32));
-                memset(&gSaveContext.nightFlag, 0, sizeof(s32));
-                memset(&gSaveContext.totalDays, 0, sizeof(s32));
-                memset(&gSaveContext.bgsDayCount, 0, sizeof(s32));
-
-                if (!slotNum && CVar_GetS32("gDebugEnabled", 0)) {
-                    Sram_InitDebugSave();
-                    gSaveContext.newf[0] = 'Z';
-                    gSaveContext.newf[1] = 'E';
-                    gSaveContext.newf[2] = 'L';
-                    gSaveContext.newf[3] = 'D';
-                    gSaveContext.newf[4] = 'A';
-                    gSaveContext.newf[5] = 'Z';
-                    osSyncPrintf("newf=%x,%x,%x,%x,%x,%x\n", gSaveContext.newf[0], gSaveContext.newf[1],
-                                 gSaveContext.newf[2], gSaveContext.newf[3], gSaveContext.newf[4],
-                                 gSaveContext.newf[5]);
-                } else {
-                    Sram_InitNewSave();
-                }
-
-                ptr = (u16*)&gSaveContext;
-                osSyncPrintf("\n--------------------------------------------------------------\n");
-
-                for (i = newChecksum = j = 0; i < CHECKSUM_SIZE; i++) {
-                    osSyncPrintf("%x ", *ptr);
-                    if (++j == 0x20) {
-                        osSyncPrintf("\n");
-                        j = 0;
-                    }
-                    newChecksum += *ptr++;
-                }
-
-                gSaveContext.checksum = newChecksum;
-                osSyncPrintf("\nCheck_Sum=%x(%x)\n", gSaveContext.checksum, newChecksum);
-
-                i = gSramSlotOffsets[slotNum + 3];
-                SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000) + i, &gSaveContext, SLOT_SIZE, OS_WRITE);
-
-                osSyncPrintf("????#%x,%x,%x,%x,%x,%x\n", gSaveContext.newf[0], gSaveContext.newf[1],
-                             gSaveContext.newf[2], gSaveContext.newf[3], gSaveContext.newf[4], gSaveContext.newf[5]);
-                osSyncPrintf("\nぽいんと＝%x(%d+3)  check_sum=%x(%x)\n", i, slotNum, gSaveContext.checksum,
-                             newChecksum);
-            }
-
-            i = gSramSlotOffsets[slotNum];
-            SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000) + i, &gSaveContext, SLOT_SIZE, OS_WRITE);
-
-            osSyncPrintf("ぽいんと＝%x(%d)  check_sum=%x(%x)\n", i, slotNum, gSaveContext.checksum, newChecksum);
-        } else {
-            osSyncPrintf("\nＳＡＶＥデータ ＯＫ！！！！\n"); // "SAVE data OK! ! ! !"
-        }
-    }
-
-    memset(sramCtx->readBuff,0, SRAM_SIZE);
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_SIZE, OS_READ);
-    gSaveContext.dayTime = dayTime;
-
-    osSyncPrintf("SAVECT=%x, NAME=%x, LIFE=%x, ITEM=%x,  64DD=%x,  HEART=%x\n", DEATHS, NAME, HEALTH_CAP, QUEST, N64DD,
-                 DEFENSE);
-
-    memcpy(&fileChooseCtx->deaths[0], sramCtx->readBuff + SLOT_OFFSET(0) + DEATHS, sizeof(fileChooseCtx->deaths[0]));
-    memcpy(&fileChooseCtx->deaths[1], sramCtx->readBuff + SLOT_OFFSET(1) + DEATHS, sizeof(fileChooseCtx->deaths[0]));
-    memcpy(&fileChooseCtx->deaths[2], sramCtx->readBuff + SLOT_OFFSET(2) + DEATHS, sizeof(fileChooseCtx->deaths[0]));
-
-    memcpy(&fileChooseCtx->fileNames[0], sramCtx->readBuff + SLOT_OFFSET(0) + NAME,
-            sizeof(fileChooseCtx->fileNames[0]));
-    memcpy(&fileChooseCtx->fileNames[1], sramCtx->readBuff + SLOT_OFFSET(1) + NAME,
-            sizeof(fileChooseCtx->fileNames[0]));
-    memcpy(&fileChooseCtx->fileNames[2], sramCtx->readBuff + SLOT_OFFSET(2) + NAME,
-            sizeof(fileChooseCtx->fileNames[0]));
-
-    memcpy(&fileChooseCtx->healthCapacities[0], sramCtx->readBuff + SLOT_OFFSET(0) + HEALTH_CAP,
-            sizeof(fileChooseCtx->healthCapacities[0]));
-    memcpy(&fileChooseCtx->healthCapacities[1], sramCtx->readBuff + SLOT_OFFSET(1) + HEALTH_CAP,
-            sizeof(fileChooseCtx->healthCapacities[0]));
-    memcpy(&fileChooseCtx->healthCapacities[2], sramCtx->readBuff + SLOT_OFFSET(2) + HEALTH_CAP,
-            sizeof(fileChooseCtx->healthCapacities[0]));
-
-    memcpy(&fileChooseCtx->questItems[0], sramCtx->readBuff + SLOT_OFFSET(0) + QUEST,
-            sizeof(fileChooseCtx->questItems[0]));
-    memcpy(&fileChooseCtx->questItems[1], sramCtx->readBuff + SLOT_OFFSET(1) + QUEST,
-            sizeof(fileChooseCtx->questItems[0]));
-    memcpy(&fileChooseCtx->questItems[2], sramCtx->readBuff + SLOT_OFFSET(2) + QUEST,
-            sizeof(fileChooseCtx->questItems[0]));
-
-    memcpy(&fileChooseCtx->n64ddFlags[0], sramCtx->readBuff + SLOT_OFFSET(0) + N64DD,
-            sizeof(fileChooseCtx->n64ddFlags[0]));
-    memcpy(&fileChooseCtx->n64ddFlags[1], sramCtx->readBuff + SLOT_OFFSET(1) + N64DD,
-            sizeof(fileChooseCtx->n64ddFlags[0]));
-    memcpy(&fileChooseCtx->n64ddFlags[2], sramCtx->readBuff + SLOT_OFFSET(2) + N64DD,
-            sizeof(fileChooseCtx->n64ddFlags[0]));
-
-    memcpy(&fileChooseCtx->defense[0], sramCtx->readBuff + SLOT_OFFSET(0) + DEFENSE,
-            sizeof(fileChooseCtx->defense[0]));
-    memcpy(&fileChooseCtx->defense[1], sramCtx->readBuff + SLOT_OFFSET(1) + DEFENSE,
-            sizeof(fileChooseCtx->defense[0]));
-    memcpy(&fileChooseCtx->defense[2], sramCtx->readBuff + SLOT_OFFSET(2) + DEFENSE,
-            sizeof(fileChooseCtx->defense[0]));
-
-    memcpy(&fileChooseCtx->health[0], sramCtx->readBuff + SLOT_OFFSET(0) + HEALTH, sizeof(fileChooseCtx->health[0]));
-    memcpy(&fileChooseCtx->health[1], sramCtx->readBuff + SLOT_OFFSET(1) + HEALTH, sizeof(fileChooseCtx->health[0]));
-    memcpy(&fileChooseCtx->health[2], sramCtx->readBuff + SLOT_OFFSET(2) + HEALTH, sizeof(fileChooseCtx->health[0]));
-
-    osSyncPrintf("f_64dd=%d, %d, %d\n", fileChooseCtx->n64ddFlags[0], fileChooseCtx->n64ddFlags[1],
-                 fileChooseCtx->n64ddFlags[2]);
-    osSyncPrintf("heart_status=%d, %d, %d\n", fileChooseCtx->defense[0], fileChooseCtx->defense[1],
-                 fileChooseCtx->defense[2]);
-    osSyncPrintf("now_life=%d, %d, %d\n", fileChooseCtx->health[0], fileChooseCtx->health[1], fileChooseCtx->health[2]);
-}
-
-void Sram_InitSave(FileChooseContext* fileChooseCtx, SramContext* sramCtx) {
+void Sram_InitSave(FileChooseContext* fileChooseCtx) {
     u16 offset;
     u16 j;
     u16* ptr;
@@ -693,189 +199,14 @@ void Sram_InitSave(FileChooseContext* fileChooseCtx, SramContext* sramCtx) {
     }
 
     for (offset = 0; offset < 8; offset++) {
-        gSaveContext.playerName[offset] = fileChooseCtx->fileNames[fileChooseCtx->buttonIndex][offset];
+        gSaveContext.playerName[offset] = Save_GetSaveMetaInfo(fileChooseCtx->buttonIndex)->playerName[offset];
     }
 
-    gSaveContext.newf[0] = 'Z';
-    gSaveContext.newf[1] = 'E';
-    gSaveContext.newf[2] = 'L';
-    gSaveContext.newf[3] = 'D';
-    gSaveContext.newf[4] = 'A';
-    gSaveContext.newf[5] = 'Z';
-
-    gSaveContext.n64ddFlag = fileChooseCtx->n64ddFlag;
-    osSyncPrintf("６４ＤＤフラグ=%d\n", fileChooseCtx->n64ddFlag);
-    osSyncPrintf("newf=%x,%x,%x,%x,%x,%x\n", gSaveContext.newf[0], gSaveContext.newf[1], gSaveContext.newf[2],
-                 gSaveContext.newf[3], gSaveContext.newf[4], gSaveContext.newf[5]);
-    osSyncPrintf("\n$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$\n");
-
-    ptr = (u16*)&gSaveContext;
-    j = 0;
-    checksum = 0;
-
-    for (offset = 0; offset < CHECKSUM_SIZE; offset++) {
-        osSyncPrintf("%x ", *ptr);
-        checksum += *ptr++;
-        if (++j == 0x20) {
-            osSyncPrintf("\n");
-            j = 0;
-        }
-    }
-
-    gSaveContext.checksum = checksum;
-    osSyncPrintf("\nチェックサム＝%x\n", gSaveContext.checksum); // "Checksum = %x"
-
-    offset = gSramSlotOffsets[gSaveContext.fileNum];
-    osSyncPrintf("I=%x no=%d\n", offset, gSaveContext.fileNum);
-    memcpy(sramCtx->readBuff + offset, &gSaveContext, sizeof(Save));
-
-    offset = gSramSlotOffsets[gSaveContext.fileNum + 3];
-    osSyncPrintf("I=%x no=%d\n", offset, gSaveContext.fileNum + 3);
-    memcpy(sramCtx->readBuff + offset, &gSaveContext, sizeof(Save));
-
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_SIZE, OS_WRITE);
-
-    osSyncPrintf("ＳＡＶＥ終了\n"); // "SAVE end"
-    osSyncPrintf("z_common_data.file_no = %d\n", gSaveContext.fileNum);
-    osSyncPrintf("SAVECT=%x, NAME=%x, LIFE=%x, ITEM=%x,  SAVE_64DD=%x\n", DEATHS, NAME, HEALTH_CAP, QUEST, N64DD);
-
-    j = gSramSlotOffsets[gSaveContext.fileNum];
-
-    memcpy(&fileChooseCtx->deaths[gSaveContext.fileNum], sramCtx->readBuff + j + DEATHS,
-            sizeof(fileChooseCtx->deaths[0]));
-    memcpy(&fileChooseCtx->fileNames[gSaveContext.fileNum], sramCtx->readBuff + j + NAME,
-            sizeof(fileChooseCtx->fileNames[0]));
-    memcpy(&fileChooseCtx->healthCapacities[gSaveContext.fileNum], sramCtx->readBuff + j + HEALTH_CAP,
-            sizeof(fileChooseCtx->healthCapacities[0]));
-    memcpy(&fileChooseCtx->questItems[gSaveContext.fileNum], sramCtx->readBuff + j + QUEST,
-            sizeof(fileChooseCtx->questItems[0]));
-    memcpy(&fileChooseCtx->n64ddFlags[gSaveContext.fileNum], sramCtx->readBuff + j + N64DD,
-            sizeof(fileChooseCtx->n64ddFlags[0]));
-    memcpy(&fileChooseCtx->defense[gSaveContext.fileNum], sramCtx->readBuff + j + DEFENSE,
-            sizeof(fileChooseCtx->defense[0]));
-    memcpy(&fileChooseCtx->health[gSaveContext.fileNum], sramCtx->readBuff + j + HEALTH,
-            sizeof(fileChooseCtx->health[0]));
-
-    osSyncPrintf("f_64dd[%d]=%d\n", gSaveContext.fileNum, fileChooseCtx->n64ddFlags[gSaveContext.fileNum]);
-    osSyncPrintf("heart_status[%d]=%d\n", gSaveContext.fileNum, fileChooseCtx->defense[gSaveContext.fileNum]);
-    osSyncPrintf("now_life[%d]=%d\n", gSaveContext.fileNum, fileChooseCtx->health[gSaveContext.fileNum]);
+    Save_SaveFile();
 }
 
-void Sram_EraseSave(FileChooseContext* fileChooseCtx, SramContext* sramCtx) {
-    s32 offset;
-
-    Sram_InitNewSave();
-
-    offset = gSramSlotOffsets[fileChooseCtx->selectedFileIndex];
-    memcpy(sramCtx->readBuff + offset, &gSaveContext, sizeof(Save));
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000) + offset, &gSaveContext, SLOT_SIZE, OS_WRITE);
-
-    memcpy(&fileChooseCtx->n64ddFlags[fileChooseCtx->selectedFileIndex], sramCtx->readBuff + offset + N64DD,
-            sizeof(fileChooseCtx->n64ddFlags[0]));
-
-    offset = gSramSlotOffsets[fileChooseCtx->selectedFileIndex + 3];
-    memcpy(sramCtx->readBuff + offset, &gSaveContext, sizeof(Save));
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000) + offset, &gSaveContext, SLOT_SIZE, OS_WRITE);
-
-    osSyncPrintf("ＣＬＥＡＲ終了\n");
-}
-
-void Sram_CopySave(FileChooseContext* fileChooseCtx, SramContext* sramCtx) {
-    s32 offset;
-
-    osSyncPrintf("ＲＥＡＤ=%d(%x)  ＣＯＰＹ=%d(%x)\n", fileChooseCtx->selectedFileIndex,
-                 gSramSlotOffsets[fileChooseCtx->selectedFileIndex], fileChooseCtx->copyDestFileIndex,
-                 gSramSlotOffsets[fileChooseCtx->copyDestFileIndex]);
-
-    offset = gSramSlotOffsets[fileChooseCtx->selectedFileIndex];
-    memcpy(&gSaveContext, sramCtx->readBuff + offset, sizeof(Save));
-
-    offset = gSramSlotOffsets[fileChooseCtx->copyDestFileIndex];
-    memcpy(sramCtx->readBuff + offset, &gSaveContext, sizeof(Save));
-
-    offset = gSramSlotOffsets[fileChooseCtx->copyDestFileIndex + 3];
-    memcpy(sramCtx->readBuff + offset, &gSaveContext, sizeof(Save));
+void Sram_InitSram(GameState* gameState) {
+    Save_Init();
 
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_SIZE, OS_WRITE);
-
-    offset = gSramSlotOffsets[fileChooseCtx->copyDestFileIndex];
-
-    memcpy(&fileChooseCtx->deaths[fileChooseCtx->copyDestFileIndex], sramCtx->readBuff + offset + DEATHS,
-            sizeof(fileChooseCtx->deaths[0]));
-    memcpy(&fileChooseCtx->fileNames[fileChooseCtx->copyDestFileIndex], sramCtx->readBuff + offset + NAME,
-            sizeof(fileChooseCtx->fileNames[0]));
-    memcpy(&fileChooseCtx->healthCapacities[fileChooseCtx->copyDestFileIndex], sramCtx->readBuff + offset + HEALTH_CAP,
-            sizeof(fileChooseCtx->healthCapacities[0]));
-    memcpy(&fileChooseCtx->questItems[fileChooseCtx->copyDestFileIndex], sramCtx->readBuff + offset + QUEST,
-            sizeof(fileChooseCtx->questItems[0]));
-    memcpy(&fileChooseCtx->n64ddFlags[fileChooseCtx->copyDestFileIndex], sramCtx->readBuff + offset + N64DD,
-            sizeof(fileChooseCtx->n64ddFlags[0]));
-    memcpy(&fileChooseCtx->defense[fileChooseCtx->copyDestFileIndex], sramCtx->readBuff + offset + DEFENSE,
-            sizeof(fileChooseCtx->defense[0]));
-    memcpy(&fileChooseCtx->health[fileChooseCtx->copyDestFileIndex], (sramCtx->readBuff + offset) + HEALTH,
-            sizeof(fileChooseCtx->health[0]));
-
-    osSyncPrintf("f_64dd[%d]=%d\n", gSaveContext.fileNum, fileChooseCtx->n64ddFlags[gSaveContext.fileNum]);
-    osSyncPrintf("heart_status[%d]=%d\n", gSaveContext.fileNum, fileChooseCtx->defense[gSaveContext.fileNum]);
-    osSyncPrintf("ＣＯＰＹ終了\n"); // "Copy end"
-}
-
-/**
- *  Write the first 16 bytes of the read buffer to the SRAM header
- */
-void Sram_WriteSramHeader(SramContext* sramCtx) {
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_HEADER_SIZE, OS_WRITE);
-}
-
-void Sram_InitSram(GameState* gameState, SramContext* sramCtx) {
-    u16 i;
-
-    osSyncPrintf("sram_initialize( Game *game, Sram *sram )\n");
-    SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_SIZE, OS_READ);
-
-    for (i = 0; i < ARRAY_COUNTU(sZeldaMagic) - 3; i++) {
-        if (sZeldaMagic[i + SRAM_HEADER_MAGIC] != sramCtx->readBuff[i + SRAM_HEADER_MAGIC]) {
-            osSyncPrintf("ＳＲＡＭ破壊！！！！！！\n"); // "SRAM destruction! ! ! ! ! !"
-            gSaveContext.language = CVar_GetS32("gLanguages", 0);
-            memcpy(sramCtx->readBuff, sZeldaMagic, sizeof(sZeldaMagic));
-            sramCtx->readBuff[SRAM_HEADER_LANGUAGE] = gSaveContext.language;
-            Sram_WriteSramHeader(sramCtx);
-        }
-    }
-
-    gSaveContext.audioSetting = sramCtx->readBuff[SRAM_HEADER_SOUND] & 3;
-    gSaveContext.zTargetSetting = sramCtx->readBuff[SRAM_HEADER_ZTARGET] & 1;
-    gSaveContext.language = CVar_GetS32("gLanguages", 0);
-
-    if (gSaveContext.language >= LANGUAGE_MAX) {
-        gSaveContext.language = LANGUAGE_ENG;
-        sramCtx->readBuff[SRAM_HEADER_LANGUAGE] = gSaveContext.language;
-        Sram_WriteSramHeader(sramCtx);
-    }
-
-    if (CHECK_BTN_ANY(gameState->input[2].cur.button, BTN_DRIGHT)) {
-        memset(sramCtx->readBuff, 0,SRAM_SIZE);
-        for (i = 0; i < CHECKSUM_SIZE; i++) {
-            sramCtx->readBuff[i] = i;
-        }
-        SsSram_ReadWrite(OS_K1_TO_PHYSICAL(0xA8000000), sramCtx->readBuff, SRAM_SIZE, OS_WRITE);
-        osSyncPrintf("ＳＲＡＭ破壊！！！！！！\n"); // "SRAM destruction! ! ! ! ! !"
-    }
-
-    // "GOOD! GOOD! Size = %d + %d = %d"
-    osSyncPrintf("ＧＯＯＤ！ＧＯＯＤ！ サイズ＝%d + %d ＝ %d\n", sizeof(SaveInfo), 4, sizeof(SaveInfo) + 4);
-    osSyncPrintf(VT_FGCOL(BLUE));
-    osSyncPrintf("Na_SetSoundOutputMode = %d\n", gSaveContext.audioSetting);
-    osSyncPrintf("Na_SetSoundOutputMode = %d\n", gSaveContext.audioSetting);
-    osSyncPrintf("Na_SetSoundOutputMode = %d\n", gSaveContext.audioSetting);
-    osSyncPrintf(VT_RST);
     func_800F6700(gSaveContext.audioSetting);
 }
-
-void Sram_Alloc(GameState* gameState, SramContext* sramCtx) {
-    sramCtx->readBuff = GameState_Alloc(gameState, SRAM_SIZE, "../z_sram.c", 1294);
-    ASSERT(sramCtx->readBuff != NULL, "sram->read_buff != NULL", "../z_sram.c", 1295);
-}
-
-void Sram_Init(GlobalContext* globalCtx, SramContext* sramCtx) {
-}