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Decompile z_sram.c (#431)
* Decompile z_sram.c * rename Sram_CalcChecksum to Sram_WriteSaveSlot * progress * done i think * add original name comments * temp substructs * minor fixes * review * review 2 * fix Co-authored-by: fig <fig02srl@gmail.com>
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74 changed files with 1514 additions and 1672 deletions
291
include/z64.h
291
include/z64.h
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@ -3,6 +3,7 @@
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#include "ultra64.h"
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#include "ultra64/gs2dex.h"
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#include "z64save.h"
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#include "z64light.h"
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#include "z64actor.h"
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#include "z64player.h"
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@ -55,178 +56,6 @@ typedef struct {
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/* 0x14 */ s16 data[REG_GROUPS * REG_PER_GROUP]; // 0xAE0 entries
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} GameInfo; // size = 0x15D4
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typedef struct {
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/* 0x00 */ u8 buttonItems[4];
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/* 0x04 */ u8 cButtonSlots[3];
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/* 0x08 */ u16 equipment;
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} ItemEquips; // size = 0x0A
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typedef struct {
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/* 0x00 */ u32 chest;
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/* 0x04 */ u32 swch;
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/* 0x08 */ u32 clear;
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/* 0x0C */ u32 collect;
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/* 0x10 */ u32 unk;
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/* 0x14 */ u32 rooms;
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/* 0x18 */ u32 floors;
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} SaveSceneFlags; // size = 0x1C
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typedef struct {
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/* 0x00 */ s16 scene;
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/* 0x02 */ Vec3s pos;
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/* 0x08 */ s16 angle;
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} HorseData; // size = 0x0A
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typedef struct {
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/* 0x00 */ Vec3f pos;
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/* 0x0C */ s16 yaw;
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/* 0x0E */ s16 playerParams;
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/* 0x10 */ s16 entranceIndex;
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/* 0x12 */ u8 roomIndex;
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/* 0x13 */ s8 data;
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/* 0x14 */ u32 tempSwchFlags;
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/* 0x18 */ u32 tempCollectFlags;
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} RespawnData; // size = 0x1C
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typedef enum {
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/* 0x00 */ RESPAWN_MODE_DOWN, /* Normal Void Outs */
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/* 0x01 */ RESPAWN_MODE_RETURN, /* Grotto Returnpoints */
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/* 0x02 */ RESPAWN_MODE_TOP /* Farore's Wind */
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} RespawnMode;
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typedef enum {
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/* 0x00 */ BTN_ENABLED,
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/* 0xFF */ BTN_DISABLED = 0xFF
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} ButtonStatus;
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// Save Context (dbg ram start: 8015E660)
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typedef struct {
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/* 0x0000 */ s32 entranceIndex;
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/* 0x0004 */ s32 linkAge; // 0: Adult; 1: Child
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/* 0x0008 */ s32 cutsceneIndex;
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/* 0x000C */ u16 dayTime; // "zelda_time"
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/* 0x0010 */ s32 nightFlag;
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/* 0x0014 */ s32 unk_14;
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/* 0x0018 */ s32 unk_18;
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/* 0x001C */ char newf[6]; // string "ZELDAZ"
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/* 0x0022 */ s16 deaths;
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/* 0x0024 */ char playerName[8];
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/* 0x002C */ s16 n64ddFlag;
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/* 0x002E */ s16 healthCapacity; // "max_life"
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/* 0x0030 */ s16 health; // "now_life"
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/* 0x0032 */ s8 magicLevel;
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/* 0x0033 */ s8 magic;
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/* 0x0034 */ s16 rupees;
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/* 0x0036 */ u16 swordHealth;
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/* 0x0038 */ u16 naviTimer;
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/* 0x003A */ u8 magicAcquired;
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/* 0x003B */ char unk_3B[0x0001];
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/* 0x003C */ u8 doubleMagic;
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/* 0x003D */ u8 doubleDefense;
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/* 0x003E */ u8 bgsFlag;
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/* 0x0040 */ ItemEquips childEquips;
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/* 0x004A */ ItemEquips adultEquips;
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/* 0x0054 */ char unk_54[0x0014];
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/* 0x0068 */ ItemEquips equips;
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/* 0x0072 */ char unk_72[0x0002];
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/* 0x0074 */ u8 items[24];
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/* 0x008C */ s8 ammo[16];
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/* 0x009C */ u16 equipment;
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/* 0x00A0 */ u32 upgrades;
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/* 0x00A4 */ u32 questItems;
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/* 0x00A8 */ u8 dungeonItems[20];
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/* 0x00BC */ s8 dungeonKeys[19];
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/* 0x00CF */ s8 defenseHearts;
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/* 0x00D0 */ s16 gsTokens;
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/* 0x00D4 */ SaveSceneFlags sceneFlags[124];
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struct {
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/* 0x0E64 */ Vec3i pos;
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/* 0x0E70 */ s32 yaw;
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/* 0x0E74 */ s32 playerParams;
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/* 0x0E78 */ s32 entranceIndex;
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/* 0x0E7C */ s32 roomIndex;
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/* 0x0E80 */ s32 set;
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/* 0x0E84 */ s32 tempSwchFlags;
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/* 0x0E88 */ s32 tempCollectFlags;
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} fw;
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/* 0x0E8C */ char unk_E8C[0x0010];
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/* 0x0E9C */ s32 gsFlags[6];
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/* 0x0EB4 */ char unk_EB4[0x0010];
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/* 0x0EC4 */ s32 unk_EC4;
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/* 0x0EC8 */ char unk_EC8[0x000C];
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/* 0x0ED4 */ u16 eventChkInf[14]; // "event_chk_inf"
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/* 0x0EF0 */ u16 itemGetInf[4]; // "item_get_inf"
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/* 0x0EF8 */ u16 infTable[30]; // "inf_table"
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/* 0x0F34 */ char unk_F34[0x0004];
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/* 0x0F38 */ u32 worldMapAreaData; // "area_arrival"
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/* 0x0F3C */ char unk_F3C[0x0389];
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/* 0x12C5 */ u8 unk_12C5;
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/* 0x12C6 */ char unk_12C6[0x0082];
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/* 0x1348 */ HorseData horseData;
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/* 0x1352 */ u16 checksum; // "check_sum"
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/* 0x1354 */ s32 fileNum; // "file_no"
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/* 0x1358 */ char unk_1358[0x0004];
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/* 0x135C */ s32 gameMode;
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/* 0x1360 */ s32 sceneSetupIndex;
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/* 0x1364 */ s32 respawnFlag; // "restart_flag"
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/* 0x1368 */ RespawnData respawn[3]; // "restart_data"
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/* 0x13BC */ f32 unk_13BC;
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/* 0x13C0 */ u16 unk_13C0;
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/* 0x13C2 */ char unk_13C2[0x0001];
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/* 0x13C3 */ u8 unk_13C3;
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/* 0x13C4 */ s16 dogParams;
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/* 0x13C6 */ u8 textTriggerFlags;
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/* 0x13C7 */ u8 unk_13C7;
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/* 0x13C8 */ s16 nayrusLoveTimer;
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/* 0x13CA */ char unk_13CA[0x0002];
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/* 0x13CC */ s16 rupeeAccumulator;
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/* 0x13CE */ s16 timer1State;
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/* 0x13D0 */ s16 timer1Value;
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/* 0x13D2 */ s16 timer2State;
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/* 0x13D4 */ s16 timer2Value;
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/* 0x13D6 */ s16 timerX[2];
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/* 0x13DA */ s16 timerY[2];
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/* 0x13DE */ char unk_13DE[0x0002];
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/* 0x13E0 */ u8 seqIndex;
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/* 0x13E1 */ u8 nightSeqIndex;
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/* 0x13E2 */ u8 buttonStatus[5];
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/* 0x13E7 */ u8 unk_13E7;
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/* 0x13E8 */ u16 unk_13E8; // alpha type?
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/* 0x13EA */ u16 unk_13EA; // also alpha type?
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/* 0x13EC */ u16 unk_13EC; // alpha type counter?
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/* 0x13EE */ u16 unk_13EE; // previous alpha type?
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/* 0x13F0 */ s16 unk_13F0;
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/* 0x13F2 */ s16 unk_13F2;
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/* 0x13F4 */ s16 unk_13F4;
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/* 0x13F6 */ s16 unk_13F6;
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/* 0x13F8 */ s16 unk_13F8;
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/* 0x13FA */ u16 eventInf[4]; // "event_inf"
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/* 0x1402 */ u16 mapIndex; // intended for maps/minimaps but commonly used as the dungeon index
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/* 0x1404 */ u16 minigameState;
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/* 0x1406 */ u16 minigameScore; // "yabusame_total"
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/* 0x1408 */ char unk_1408[0x0001];
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/* 0x1409 */ u8 language;
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/* 0x140A */ u8 audioSetting;
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/* 0x140B */ char unk_140B[0x0001];
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/* 0x140C */ u8 zTargetingSetting; // 0: Switch; 1: Hold
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/* 0x140E */ u16 unk_140E; // bgm related
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/* 0x1410 */ u8 unk_1410;
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/* 0x1411 */ u8 unk_1411;
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/* 0x1412 */ u16 nextCutsceneIndex;
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/* 0x1414 */ u8 cutsceneTrigger;
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/* 0x1415 */ u8 chamberCutsceneNum;
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/* 0x1416 */ u16 nextDayTime; // "next_zelda_time"
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/* 0x1418 */ u8 fadeDuration;
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/* 0x1419 */ u8 unk_1419; // transition related
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/* 0x141A */ u16 environmentTime;
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/* 0x141C */ u8 dogIsLost;
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/* 0x141D */ u8 nextTransition;
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/* 0x141E */ char unk_141E[0x0002];
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/* 0x1420 */ s16 worldMapArea;
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/* 0x1422 */ s16 unk_1422; // day time related
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/* 0x1424 */ s16 healthAccumulator;
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} SaveContext; // size = 0x1428
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typedef struct {
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/* 0x00000 */ u16 headMagic; // 1234
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/* 0x00008 */ Gfx polyOpaBuffer[0x17E0];
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@ -266,12 +95,12 @@ typedef struct {
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typedef struct OSScTask {
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/* 0x00 */ struct OSScTask* next;
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/* 0x04 */ u32 state;
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/* 0x08 */ u32 flags;
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/* 0x0C */ CfbInfo* framebuffer;
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/* 0x10 */ OSTask list;
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/* 0x50 */ OSMesgQueue* msgQ;
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/* 0x54 */ OSMesg msg;
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/* 0x04 */ u32 state;
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/* 0x08 */ u32 flags;
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/* 0x0C */ CfbInfo* framebuffer;
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/* 0x10 */ OSTask list;
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/* 0x50 */ OSMesgQueue* msgQ;
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/* 0x54 */ OSMesg msg;
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} OSScTask;
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typedef struct GraphicsContext {
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@ -656,10 +485,6 @@ typedef struct {
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/* 0x10 */ Vec3f relativePos;
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} SoundSource; // size = 0x1C
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typedef struct {
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/* 0x00 */ char unk_0[0x4];
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} SubGlobalContext1F74; // size = 0x4
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typedef struct {
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/* 0x000 */ char unk_00[0x128];
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/* 0x128 */ void* staticSegments[3];
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@ -1030,8 +855,7 @@ typedef struct {
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/* 0x1C4 */ Collider* colOc[COLLISION_CHECK_OC_MAX];
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/* 0x28C */ s32 colOcLineCount;
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/* 0x290 */ OcLine* colOcLine[COLLISION_CHECK_OC_LINE_MAX];
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} CollisionCheckContext; // size = 0x29C SubGlobalContext11E60
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} CollisionCheckContext; // size = 0x29C
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typedef struct ListAlloc {
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/* 0x00 */ struct ListAlloc* prev;
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@ -1104,8 +928,10 @@ typedef struct {
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} EntranceEntry;
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typedef struct {
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/* 0x00 */ void* read_buff;
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} Sram; // size = 0x4
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/* 0x00 */ u8* readBuff;
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} SramContext; // size = 0x4
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#define SRAM_SIZE 0x8000
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typedef struct GameAllocEntry {
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/* 0x00 */ struct GameAllocEntry* next;
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@ -1141,7 +967,7 @@ typedef struct {
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/* 0x0000 */ GameState state;
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/* 0x00A4 */ void* staticSegment;
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/* 0x00A8 */ View view;
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/* 0x01D0 */ Sram sram;
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/* 0x01D0 */ SramContext sramCtx;
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/* 0x01D4 */ u16 unk_1D4; // not used in mq dbg (some sort of timer that doesn't seem to affect anything)
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/* 0x01D6 */ s16 coverAlpha;
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/* 0x01D8 */ s16 addAlpha; // not used in mq dbg
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@ -1221,7 +1047,7 @@ typedef struct GlobalContext {
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/* 0x01C24 */ ActorContext actorCtx;
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/* 0x01D64 */ CutsceneContext csCtx; // "demo_play"
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/* 0x01DB4 */ SoundSource soundSources[16];
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/* 0x01F74 */ SubGlobalContext1F74 sub_1F74;
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/* 0x01F74 */ SramContext sramCtx;
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/* 0x01F78 */ SkyboxContext skyboxCtx;
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/* 0x020C8 */ char unk_20C8[0x10];
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/* 0x020D8 */ MessageContext msgCtx; // "message"
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@ -1291,6 +1117,95 @@ typedef struct {
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/* 0x00A8 */ View view;
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} OpeningContext; // size = 0x1D0
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typedef struct {
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/* 0x00000 */ GameState state;
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/* 0x000A4 */ Vtx* allocVtx1;
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/* 0x000A8 */ void* staticSegment;
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/* 0x000AC */ void* parameterSegment;
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/* 0x000B0 */ char unk_B0[0x8];
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/* 0x000B8 */ View view;
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/* 0x001E0 */ SramContext sramCtx;
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/* 0x001E4 */ char unk_1E4[0x4];
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/* 0x001E8 */ SkyboxContext skyboxCtx;
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/* 0x00338 */ char unk_338[0x10];
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/* 0x00348 */ MessageContext msgCtx;
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/* 0x0E760 */ char kanfont[0xE188];
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/* 0x1C8E8 */ EnvironmentContext envCtx;
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/* 0x1C9E4 */ char unk_1C9E4[0x4];
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/* 0x1C9E8 */ Vtx* allocVtx2;
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/* 0x1C9EC */ Vtx* allocVtx3;
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/* 0x1C9F0 */ Vtx* allocVtx4;
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/* 0x1C9F4 */ u8 n64ddFlag;
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/* 0x1C9F6 */ u16 deaths[3];
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/* 0x1C9FC */ u8 fileNames[3][8];
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/* 0x1CA14 */ u16 healthCapacities[3];
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/* 0x1CA1C */ u32 questItems[3];
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/* 0x1CA28 */ s16 n64ddFlags[3];
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/* 0x1CA2E */ s8 heartStatus[3];
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/* 0x1CA32 */ u16 nowLife[3];
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/* 0x1CA38 */ s16 btnIdx;
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/* 0x1CA3A */ u16 yesNoButtonIdx;
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/* 0x1CA3C */ s16 menuIdx;
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/* 0x1CA3E */ s16 fileSelectStateIdx;
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/* 0x1CA40 */ s16 unkActionIndex;
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/* 0x1CA42 */ u16 nextFileSelectStateIdx;
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/* 0x1CA44 */ s16 openFileStateIdx;
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/* 0x1CA46 */ s16 selectedFileIdx;
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/* 0x1CA48 */ char unk_1CA48[0x2];
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/* 0x1CA4A */ u16 fileNamesY[3];
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/* 0x1CA50 */ u16 actionTimer;
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/* 0x1CA52 */ u16 buttonsY[6];
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/* 0x1CA5E */ s16 copyDestFileIdx;
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/* 0x1CA60 */ u16 fileWarningTexIdx;
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/* 0x1CA62 */ u16 warningFileIdx;
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/* 0x1CA64 */ u16 titleTexIdx;
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/* 0x1CA66 */ u16 nextTitleTexIdx;
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/* 0x1CA68 */ s16 windowR;
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/* 0x1CA6A */ s16 windowG;
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/* 0x1CA6C */ s16 windowB;
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/* 0x1CA6E */ u16 selectFileTitleA;
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/* 0x1CA70 */ u16 openFileTitleA;
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/* 0x1CA72 */ u16 windowA;
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/* 0x1CA74 */ u16 fileButtonsA[3];
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/* 0x1CA7A */ u16 fileNameBoxesA[3];
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/* 0x1CA80 */ u16 fileNamesA[3];
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/* 0x1CA86 */ u16 metalJointsA[3];
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/* 0x1CA8C */ u16 fileInfoA;
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/* 0x1CA8E */ u16 targetFileInfoBoxA;
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/* 0x1CA90 */ u16 unkFileInfoBoxA;
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/* 0x1CA92 */ u16 copyButtonA;
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/* 0x1CA94 */ u16 eraseButtonA;
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/* 0x1CA96 */ u16 yesBiuttonA;
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/* 0x1CA98 */ u16 quitButtonA;
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/* 0x1CA9A */ u16 optionButtonA;
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/* 0x1CA9C */ u16 newFileNameBoxA;
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/* 0x1CA9E */ u16 decideCancelTextA;
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/* 0x1CAA0 */ u16 fileEmptyTextA;
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/* 0x1CAA2 */ u16 highlightColorR;
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/* 0x1CAA4 */ u16 highlightColorG;
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/* 0x1CAA6 */ u16 highlightColorB;
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/* 0x1CAA8 */ u16 highlightColorA;
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/* 0x1CAAA */ u16 highlightColorAIncrease;
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/* 0x1CAAC */ char unk_1CAAC[0x6];
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/* 0x1CAB2 */ u16 stickXTimer;
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/* 0x1CAB4 */ u16 stickYTimer;
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/* 0x1CAB6 */ u16 idxXOff;
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/* 0x1CAB8 */ u16 idxYOff;
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/* 0x1CABA */ s16 stickX;
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/* 0x1CABC */ s16 stickY;
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/* 0x1CABE */ u16 newFileNameBoxX;
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/* 0x1CAC0 */ u16 windowX;
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/* 0x1CAC4 */ f32 windowRotX;
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/* 0x1CAC8 */ u16 kbdButtonIdx;
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/* 0x1CACA */ u16 unk_1CACA;
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/* 0x1CACC */ u16 kbdCharBoxA;
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/* 0x1CACE */ s16 kbdCharIdx;
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/* 0x1CAD0 */ s16 kbdCharX;
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/* 0x1CAD2 */ s16 kbdCharY;
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/* 0x1CAD4 */ s16 newFileNameCharCount;
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/* 0x1CAD6 */ u16 unk_1CAD6[3];
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} FileChooseContext; // size = 0x1CADC
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typedef enum {
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DPM_UNK = 0,
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DPM_PLAYER = 1,
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