mirror of
https://github.com/pret/pokeruby.git
synced 2026-10-05 00:47:29 -04:00
YamaArashi
419 lines
8.8 KiB
C
419 lines
8.8 KiB
C
#include "global.h"
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#include "main.h"
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#include "sprite.h"
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#include "palette.h"
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#include "task.h"
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#include "text.h"
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#include "menu.h"
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#include "save.h"
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#include "m4a.h"
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#include "gba/flash_internal.h"
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#include "asm.h"
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extern u8 unk_2000000[];
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extern u16 gUnknown_0203933C;
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extern u16 gUnknown_0203933E;
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extern u32 gUnknown_03005EA8;
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extern u32 gUnknown_03005EBC;
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extern u8 gBirchHelpGfx[];
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extern u8 gSystemText_SaveFailedBackupCheck[];
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extern u8 gSystemText_CheckCompleteSaveAttempt[];
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extern u8 gSystemText_BackupDamagedGameContinue[];
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extern u8 gSystemText_SaveCompletedPressA[];
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extern u8 gSystemText_SaveCompletedGameEnd[];
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extern u8 gSystemText_GameplayEnded[];
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extern u8 gBirchGrassTilemap[];
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extern u8 gBirchBagTilemap[];
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extern const u8 gSaveFailedClockGfx[];
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extern const u8 gSaveFailedClockPal[];
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extern u8 gBirchBagGrassPal[];
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void sub_8146E50(void);
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void sub_8147048(void);
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void sub_8147154(void);
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void sub_81471A4(void);
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void sub_81471EC(void);
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void sub_8147218(void);
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bool8 sub_814737C(u32);
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void fullscreen_save_activate(u8 var)
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{
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SetMainCallback2(sub_8146E50);
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gUnknown_0203933C = var;
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gUnknown_0203933E = 0;
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}
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void sub_8146E3C(void)
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{
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LoadOam();
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ProcessSpriteCopyRequests();
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TransferPlttBuffer();
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}
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void sub_8146E50(void)
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{
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u16 ime;
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switch(gMain.state)
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{
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case 0:
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default:
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SetVBlankCallback(0);
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REG_DISPCNT = 0;
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REG_BG3CNT = 0;
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REG_BG2CNT = 0;
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REG_BG1CNT = 0;
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REG_BG0CNT = 0;
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REG_BG3HOFS = 0;
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REG_BG3VOFS = 0;
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REG_BG2HOFS = 0;
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REG_BG2VOFS = 0;
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REG_BG1HOFS = 0;
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REG_BG1VOFS = 0;
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REG_BG0HOFS = 0;
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REG_BG0VOFS = 0;
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DmaFill16(3, 0, VRAM, VRAM_SIZE);
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DmaFill32(3, 0, OAM, OAM_SIZE);
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DmaFill16(3, 0, PLTT, PLTT_SIZE);
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LZ77UnCompVram(&gBirchHelpGfx, (void *)VRAM);
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LZ77UnCompVram(&gBirchBagTilemap, (void *)(VRAM + 0x3000));
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LZ77UnCompVram(&gBirchGrassTilemap, (void *)(VRAM + 0x3800));
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LZ77UnCompVram(&gSaveFailedClockGfx, (void *)(VRAM + 0x10020));
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ResetSpriteData();
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ResetTasks();
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ResetPaletteFade();
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LoadPalette(&gBirchBagGrassPal, 0, 0x40);
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LoadPalette(&gSaveFailedClockPal, 0x100, 0x20);
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SetUpWindowConfig(&gWindowConfig_81E6C3C);
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InitMenuWindow(&gWindowConfig_81E6CE4);
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// in revision 1.0, the text window is too small, causing text to overflow and create garbage. this is fixed in later revisions.
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#if (REVISION >= 1)
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MenuDrawTextWindow(13, 6, 16, 9);
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MenuDrawTextWindow(1, 10, 28, 19);
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MenuPrint(gSystemText_SaveFailedBackupCheck, 2, 11);
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#else
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MenuDrawTextWindow(13, 8, 16, 11);
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MenuDrawTextWindow(1, 12, 28, 19);
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MenuPrint(gSystemText_SaveFailedBackupCheck, 2, 13);
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#endif
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BeginNormalPaletteFade(0xFFFFFFFF, 0, 16, 0, 0);
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ime = REG_IME;
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REG_IME = 0;
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REG_IE |= INTR_FLAG_VBLANK;
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REG_IME = ime;
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REG_DISPSTAT |= DISPSTAT_VBLANK_INTR;
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SetVBlankCallback(sub_8146E3C);
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REG_BG3CNT = 0x703;
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REG_BG2CNT = 0x602;
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REG_BG0CNT = 0x1f08;
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REG_DISPCNT = DISPCNT_OBJ_ON | DISPCNT_BG3_ON | DISPCNT_BG2_ON | DISPCNT_BG0_ON | DISPCNT_OBJ_1D_MAP | DISPCNT_MODE_0;
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gMain.state++;
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break;
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case 1:
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if(!UpdatePaletteFade())
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{
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SetMainCallback2(sub_8147048);
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SetVBlankCallback(sub_8147218);
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}
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break;
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}
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}
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void sub_8147048(void)
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{
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u8 clockVal = 0;
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gUnknown_0203933E = 1;
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if(gUnknown_03005EA8)
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{
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while(1) // _0814705C
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{
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if(!sub_814737C(gUnknown_03005EA8))
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{
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#if (REVISION >= 1)
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MenuDrawTextWindow(1, 10, 28, 19);
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MenuPrint(gSystemText_CheckCompleteSaveAttempt, 2, 11);
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#else
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MenuDrawTextWindow(1, 12, 28, 19);
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MenuPrint(gSystemText_CheckCompleteSaveAttempt, 2, 13);
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#endif
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sub_8125C3C(gUnknown_0203933C);
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if(gUnknown_03005EA8)
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#if (REVISION >= 1)
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MenuPrint(gSystemText_SaveFailedBackupCheck, 2, 11);
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#else
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MenuPrint(gSystemText_SaveFailedBackupCheck, 2, 13);
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#endif
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clockVal++;
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if(!gUnknown_03005EA8 || clockVal > 2)
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break; // go to _081470A6
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continue;
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}
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goto gotoLabel2;
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}
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}
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if(clockVal == 3) // _081470A6
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{
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#if (REVISION >= 1)
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MenuDrawTextWindow(1, 10, 28, 19);
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MenuPrint(gSystemText_BackupDamagedGameContinue, 2, 11);
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#else
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MenuDrawTextWindow(1, 12, 28, 19);
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MenuPrint(gSystemText_BackupDamagedGameContinue, 2, 13);
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#endif
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SetMainCallback2(sub_81471A4);
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goto gotoLabel; // this calls sub_81471A4 for some reason.
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}
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else // _081470E4
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{
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#if (REVISION >= 1)
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MenuDrawTextWindow(1, 10, 28, 19);
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#else
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MenuDrawTextWindow(1, 12, 28, 19);
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#endif
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if(!gUnknown_03005EBC) // cant continue game.
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{
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#if (REVISION >= 1)
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MenuPrint(gSystemText_SaveCompletedGameEnd, 2, 11);
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#else
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MenuPrint(gSystemText_SaveCompletedGameEnd, 2, 13);
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#endif
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goto gotoLabel;
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}
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else // can continue game.
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goto gotoLabel3;
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}
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// no matter what I do, i can't get rid of these gotos. They were seemingly labeled at the end by the developer and jumped to manually depending on the result.
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gotoLabel2: // _0814710C
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#if (REVISION >= 1)
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MenuDrawTextWindow(1, 10, 28, 19);
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MenuPrint(gSystemText_BackupDamagedGameContinue, 2, 11);
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#else
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MenuDrawTextWindow(1, 12, 28, 19);
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MenuPrint(gSystemText_BackupDamagedGameContinue, 2, 13);
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#endif
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SetMainCallback2(sub_8147154);
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return;
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gotoLabel3:
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#if (REVISION >= 1)
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MenuPrint(gSystemText_SaveCompletedPressA, 2, 11);
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#else
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MenuPrint(gSystemText_SaveCompletedPressA, 2, 13);
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#endif
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gotoLabel: // _0814713E
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SetMainCallback2(sub_81471A4); // seemingly called twice?
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}
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void sub_8147154(void)
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{
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gUnknown_0203933E = 0;
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if(gMain.newKeys & A_BUTTON)
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{
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#if (REVISION >= 1)
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MenuDrawTextWindow(1, 10, 28, 19);
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MenuPrint(gSystemText_GameplayEnded, 2, 11);
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#else
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MenuDrawTextWindow(1, 12, 28, 19);
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MenuPrint(gSystemText_GameplayEnded, 2, 13);
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#endif
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SetVBlankCallback(sub_8146E3C);
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SetMainCallback2(sub_81471A4);
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}
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}
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void sub_81471A4(void)
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{
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u8 zero;
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gUnknown_0203933E = zero = 0;
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if(gMain.newKeys & A_BUTTON)
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{
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BeginNormalPaletteFade(0xFFFFFFFF, 0, zero, 16, 0);
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SetVBlankCallback(sub_8146E3C);
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SetMainCallback2(sub_81471EC);
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}
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}
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void sub_81471EC(void)
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{
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if(!UpdatePaletteFade())
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{
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if(!gUnknown_03005EBC)
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DoSoftReset();
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else
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{
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SetMainCallback2((MainCallback)gUnknown_03005EBC);
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gUnknown_03005EBC = 0;
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}
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}
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}
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// do later
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__attribute__((naked))
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void sub_8147218(void)
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{
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asm(".syntax unified\n\
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push {r4,r5,lr}\n\
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ldr r0, _08147290 @ =gMain\n\
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mov r12, r0\n\
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ldr r0, [r0, 0x24]\n\
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lsrs r4, r0, 3\n\
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movs r0, 0x7\n\
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ands r4, r0\n\
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ldr r0, _08147294 @ =gUnknown_08411940\n\
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ldr r1, [r0, 0x4]\n\
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ldr r0, [r0]\n\
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mov r2, r12\n\
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str r0, [r2, 0x3C]\n\
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str r1, [r2, 0x40]\n\
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ldrh r1, [r2, 0x3E]\n\
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ldr r0, _08147298 @ =0xfffffe00\n\
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ands r0, r1\n\
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movs r1, 0x70\n\
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orrs r0, r1\n\
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strh r0, [r2, 0x3E]\n\
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mov r1, r12\n\
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adds r1, 0x3C\n"
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#if REVISION >= 1
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"movs r0, 0x38\n"
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#else
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"movs r0, 0x48\n"
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#endif
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"strb r0, [r1]\n\
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ldr r0, _0814729C @ =gUnknown_0203933E\n\
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ldrh r0, [r0]\n\
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cmp r0, 0\n\
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beq _081472A8\n\
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ldr r3, _081472A0 @ =gUnknown_08411948\n\
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lsls r2, r4, 1\n\
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adds r2, r4\n\
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adds r0, r2, r3\n\
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mov r4, r12\n\
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adds r4, 0x40\n\
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ldrb r5, [r0]\n\
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ldrh r1, [r4]\n\
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ldr r0, _081472A4 @ =0xfffffc00\n\
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ands r0, r1\n\
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orrs r0, r5\n\
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strh r0, [r4]\n\
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adds r0, r3, 0x2\n\
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adds r0, r2, r0\n\
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ldrb r1, [r0]\n\
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lsls r1, 4\n\
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adds r3, 0x1\n\
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adds r2, r3\n\
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ldrb r0, [r2]\n\
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lsls r0, 3\n\
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orrs r1, r0\n\
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mov r3, r12\n\
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adds r3, 0x3F\n\
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movs r0, 0x1F\n\
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ands r1, r0\n\
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lsls r1, 1\n\
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ldrb r2, [r3]\n\
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movs r0, 0x3F\n\
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negs r0, r0\n\
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ands r0, r2\n\
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orrs r0, r1\n\
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strb r0, [r3]\n\
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b _081472B8\n\
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.align 2, 0\n\
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_08147290: .4byte gMain\n\
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_08147294: .4byte gUnknown_08411940\n\
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_08147298: .4byte 0xfffffe00\n\
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_0814729C: .4byte gUnknown_0203933E\n\
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_081472A0: .4byte gUnknown_08411948\n\
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_081472A4: .4byte 0xfffffc00\n\
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_081472A8:\n\
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mov r2, r12\n\
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adds r2, 0x40\n\
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ldrh r1, [r2]\n\
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ldr r0, _081472D8 @ =0xfffffc00\n\
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ands r0, r1\n\
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movs r1, 0x1\n\
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orrs r0, r1\n\
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strh r0, [r2]\n\
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_081472B8:\n\
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ldr r0, _081472DC @ =gMain + 0x3C\n\
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movs r1, 0xE0\n\
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lsls r1, 19\n\
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movs r2, 0x1\n\
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bl CpuFastSet\n\
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ldr r1, _081472E0 @ =gUnknown_0203933E\n\
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ldrh r0, [r1, 0x2]\n\
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cmp r0, 0\n\
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beq _081472D0\n\
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subs r0, 0x1\n\
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strh r0, [r1, 0x2]\n\
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_081472D0:\n\
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pop {r4,r5}\n\
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pop {r0}\n\
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bx r0\n\
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.align 2, 0\n\
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_081472D8: .4byte 0xfffffc00\n\
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_081472DC: .4byte gMain + 0x3C\n\
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_081472E0: .4byte gUnknown_0203933E\n\
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.syntax divided");
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}
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bool8 sub_81472E4(u16 var)
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{
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u32 * ptr = (u32 *) unk_2000000;
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u16 i;
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ReadFlash(var, 0, (u8 *) ptr, 4096);
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for(i = 0; i < 0x400; i++, ptr++)
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if(*ptr)
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return TRUE;
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return FALSE;
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}
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bool8 sub_8147324(u16 arg0)
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{
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u16 i, j;
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bool8 success = TRUE;
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for (i = 0; success && i < 130; i++)
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{
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for (j = 0; j < 0x1000; j++)
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{
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ProgramFlashByte(arg0, j, 0);
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}
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success = sub_81472E4(arg0);
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}
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return success;
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}
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bool8 sub_814737C(u32 var)
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{
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u16 i;
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for(i = 0; i < 0x20; i++)
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if(var & (1 << i) && !sub_8147324(i))
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var &= ~(1 << i);
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if(var == 0)
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return FALSE;
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else
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return TRUE;
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}
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