Merge pull request #148 from Henny022p/textbox

decompile Textbox stuff

asm/code_080526F8.s

@@ -646,7 +646,7 @@ _08052BEC:
 _08052BEE:
 	ldrh r0, [r3, #0x36]
 	adds r1, r2, #0
-	bl sub_080563C8
+	bl TextBoxAtYPosition
 	pop {pc}
 
 	thumb_func_start sub_08052BF8

asm/code_0807F0D8.s

@@ -1241,7 +1241,7 @@ sub_0807F970: @ 0x0807F970
 	push {lr}
 	adds r2, r1, #0
 	movs r3, #0
-	ldr r1, _0807F988 @ =gUnk_02022780
+	ldr r1, _0807F988 @ =gCurrentTextBox
 	ldr r0, [r2, #4]
 	ldrh r1, [r1, #0x28]
 	cmp r0, r1
@@ -1251,7 +1251,7 @@ _0807F982:
 	str r3, [r2, #0x14]
 	pop {pc}
 	.align 2, 0
-_0807F988: .4byte gUnk_02022780
+_0807F988: .4byte gCurrentTextBox
 
 	thumb_func_start sub_0807F98C
 sub_0807F98C: @ 0x0807F98C

asm/code_080A3BD0.s

@@ -430,7 +430,7 @@ _080A3F96:
 	bl SoundReq
 	ldr r0, _080A3FC8 @ =0x00000702
 	movs r1, #0xe
-	bl sub_080563C8
+	bl TextBoxAtYPosition
 	movs r0, #1
 	strb r0, [r5, #6]
 	movs r0, #0x78

asm/managerF.s

@@ -618,7 +618,7 @@ sub_08059368: @ 0x08059368
 	adds r2, r0, #0
 	movs r0, #1
 	strb r0, [r2, #0xc]
-	ldr r1, _08059388 @ =gUnk_02022780
+	ldr r1, _08059388 @ =gCurrentTextBox
 	ldrh r0, [r2, #0x3c]
 	ldrh r1, [r1, #0x28]
 	cmp r0, r1
@@ -629,7 +629,7 @@ sub_08059368: @ 0x08059368
 _08059384:
 	pop {pc}
 	.align 2, 0
-_08059388: .4byte gUnk_02022780
+_08059388: .4byte gCurrentTextBox
 
 	thumb_func_start sub_0805938C
 sub_0805938C: @ 0x0805938C

asm/non_matching/textbox/DispMessageFrame.inc

@@ -0,0 +1,135 @@
+
+    .syntax unified
+
+	push {r4, r5, r6, r7, lr}
+	mov r7, sb
+	mov r6, r8
+	push {r6, r7}
+	adds r7, r0, #0
+	adds r4, r1, #0
+	adds r6, r2, #0
+	mov r8, r3
+	adds r3, r7, #0
+	lsls r0, r6, #6
+	adds r0, #0x40
+	adds r2, r3, r0
+	mov r0, r8
+	strh r0, [r3]
+	adds r3, #2
+	movs r1, #0x80
+	lsls r1, r1, #4
+	mov sb, r1
+	mov r0, r8
+	mov r5, sb
+	orrs r0, r5
+	strh r0, [r2]
+	adds r2, #2
+	cmp r4, #0
+	ble _08056E4C
+	mov r0, r8
+	adds r0, #1
+	strh r0, [r3]
+	adds r3, #2
+	adds r1, r0, #0
+	orrs r1, r5
+	strh r1, [r2]
+	adds r2, #2
+	subs r4, #2
+	adds r1, r4, #0
+	subs r4, #1
+	mov ip, r0
+	cmp r1, #0
+	ble _08056E30
+	mov r5, r8
+	adds r5, #2
+	adds r1, r5, #0
+	mov r0, sb
+	orrs r1, r0
+_08056E20:
+	strh r5, [r3]
+	adds r3, #2
+	strh r1, [r2]
+	adds r2, #2
+	adds r0, r4, #0
+	subs r4, #1
+	cmp r0, #0
+	bgt _08056E20
+_08056E30:
+	movs r1, #0x80
+	lsls r1, r1, #3
+	adds r0, r1, #0
+	mov r1, ip
+	orrs r1, r0
+	strh r1, [r3]
+	adds r3, #2
+	movs r5, #0xc0
+	lsls r5, r5, #4
+	adds r0, r5, #0
+	mov r1, ip
+	orrs r1, r0
+	strh r1, [r2]
+	adds r2, #2
+_08056E4C:
+	movs r0, #0x80
+	lsls r0, r0, #3
+	adds r5, r0, #0
+	mov r0, r8
+	orrs r0, r5
+	strh r0, [r3]
+	movs r0, #0xc0
+	lsls r0, r0, #4
+	adds r1, r0, #0
+	mov r0, r8
+	orrs r0, r1
+	strh r0, [r2]
+	adds r7, #0x40
+	adds r3, #0x40
+	cmp r6, #0
+	ble _08056EB6
+	mov r0, r8
+	adds r0, #3
+	strh r0, [r7]
+	adds r1, r0, #0
+	orrs r1, r5
+	strh r1, [r3]
+	adds r7, #0x40
+	adds r3, #0x40
+	subs r6, #2
+	adds r1, r6, #0
+	subs r6, #1
+	adds r2, r0, #0
+	cmp r1, #0
+	ble _08056EA0
+	mov r4, r8
+	adds r4, #4
+	adds r1, r4, #0
+	orrs r1, r5
+_08056E90:
+	strh r4, [r7]
+	strh r1, [r3]
+	adds r7, #0x40
+	adds r3, #0x40
+	adds r0, r6, #0
+	subs r6, #1
+	cmp r0, #0
+	bgt _08056E90
+_08056EA0:
+	movs r1, #0x80
+	lsls r1, r1, #4
+	adds r0, r1, #0
+	adds r1, r2, #0
+	orrs r1, r0
+	strh r1, [r7]
+	movs r5, #0xc0
+	lsls r5, r5, #4
+	adds r0, r5, #0
+	orrs r2, r0
+	strh r2, [r3]
+_08056EB6:
+	pop {r3, r4}
+	mov r8, r3
+	mov sb, r4
+	pop {r4, r5, r6, r7, pc}
+	.align 2, 0
+
+    .syntax divided

asm/non_matching/textbox/TextBoxFunction1.inc

@@ -1,12 +1,12 @@
     .syntax unified
 	push {r4, lr}
-	ldr r0, _08056598 @ =gUnk_02036A40
+	ldr r0, _08056598 @ =gNewWindow
 	movs r1, #8
 	bl MemClear
 	ldr r0, _0805659C @ =gUnk_02024030
 	movs r1, #0x18
 	bl MemClear
-	ldr r4, _080565A0 @ =gUnk_02022780
+	ldr r4, _080565A0 @ =gCurrentTextBox
 	adds r0, r4, #0
 	movs r1, #0xa8
 	bl MemClear
@@ -61,7 +61,7 @@ _08056560:
 	strb r0, [r3, #1]
 	movs r0, #0
 	strb r0, [r3, #2]
-	ldr r4, _080565A0 @ =gUnk_02022780
+	ldr r4, _080565A0 @ =gCurrentTextBox
 	adds r0, r4, #0
 	bl sub_08056FBC
 	ldr r0, _080565AC @ =gUnk_08107BE0
@@ -72,7 +72,7 @@ _08056560:
 	movs r0, #0xd0
 	strh r0, [r4]
 	movs r0, #2
-	bl sub_08056C54
+	bl SetDoTextBox
 	movs r0, #0
 	bl sub_08056BDC
 	movs r0, #2
@@ -80,9 +80,9 @@ _08056560:
 	movs r0, #1
 	pop {r4, pc}
 	.align 2, 0
-_08056598: .4byte gUnk_02036A40
+_08056598: .4byte gNewWindow
 _0805659C: .4byte gUnk_02024030
-_080565A0: .4byte gUnk_02022780
+_080565A0: .4byte gCurrentTextBox
 _080565A4: .4byte gTextBox
 _080565A8: .4byte gSave
 _080565AC: .4byte gUnk_08107BE0

asm/non_matching/textbox/sub_08056750.inc

@@ -0,0 +1,319 @@
+
+    .section .text
+
+    .syntax unified
+
+	push {r4, r5, r6, r7, lr}
+	adds r5, r0, #0
+	ldrh r7, [r5, #0x24]
+	cmp r7, #0
+	beq _0805675C
+	b _0805694C
+_0805675C:
+	adds r4, r5, #0
+	adds r4, #0x20
+	adds r0, r4, #0
+	bl sub_0805EFE8
+	adds r7, r0, #0
+	cmp r7, #0xe
+	bls _0805676E
+	b _08056942
+_0805676E:
+	lsls r0, r7, #2
+	ldr r1, _08056778 @ =_0805677C
+	adds r0, r0, r1
+	ldr r0, [r0]
+	mov pc, r0
+	.align 2, 0
+_08056778: .4byte _0805677C
+_0805677C: @ jump table
+	.4byte _080567B8 @ case 0
+	.4byte _080567DE @ case 1
+	.4byte _08056802 @ case 2
+	.4byte _0805680A @ case 3
+	.4byte _08056812 @ case 4
+	.4byte _08056838 @ case 5
+	.4byte _08056844 @ case 6
+	.4byte _08056858 @ case 7
+	.4byte _0805688C @ case 8
+	.4byte _08056894 @ case 9
+	.4byte _080568AC @ case 10
+	.4byte _08056942 @ case 11
+	.4byte _080568B2 @ case 12
+	.4byte _08056914 @ case 13
+	.4byte _0805693A @ case 14
+_080567B8:
+	ldr r0, _080567D4 @ =gUnk_02000040
+	ldrb r0, [r0]
+	cmp r0, #1
+	bne _080567D8
+	adds r1, r5, #0
+	adds r1, #0x89
+	movs r0, #5
+	strb r0, [r1]
+	movs r0, #0
+	movs r1, #0
+	bl sub_08056ABC
+	b _08056942
+	.align 2, 0
+_080567D4: .4byte gUnk_02000040
+_080567D8:
+	adds r1, r5, #0
+	adds r1, #0x89
+	b _0805692C
+_080567DE:
+	adds r1, r5, #0
+	adds r1, #0x8a
+	movs r0, #2
+	strb r0, [r1]
+	adds r0, r5, #0
+	adds r0, #0x98
+	ldrb r0, [r0]
+	cmp r0, #0
+	bne _080567F8
+	movs r0, #1
+	bl sub_08056BDC
+	b _08056942
+_080567F8:
+	adds r1, r5, #0
+	adds r1, #0x89
+	movs r0, #3
+	strb r0, [r1]
+	b _08056942
+_08056802:
+	movs r0, #3
+	bl sub_080564C8
+	b _08056942
+_0805680A:
+	movs r0, #4
+	bl sub_080564C8
+	b _08056942
+_08056812:
+	adds r0, r4, #0
+	movs r1, #0
+	bl sub_GetFontStrWidth
+	adds r3, r0, #0
+	adds r4, r5, #0
+	adds r4, #0x56
+	adds r0, r5, #0
+	adds r0, #0x54
+	ldrh r0, [r0]
+	ldrh r2, [r4]
+	subs r0, r0, r2
+	subs r0, r0, r3
+	lsrs r1, r0, #0x1f
+	adds r0, r0, r1
+	asrs r0, r0, #1
+	adds r2, r2, r0
+	strh r2, [r4]
+	b _08056942
+_08056838:
+	ldr r1, _08056840 @ =gTextBox
+	ldrh r0, [r5, #0x22]
+	strb r0, [r1, #1]
+	b _08056942
+	.align 2, 0
+_08056840: .4byte gTextBox
+_08056844:
+	ldr r0, _08056854 @ =gUnk_0200005C
+	ldrh r1, [r5, #0x22]
+	movs r2, #0x1f
+	ands r1, r2
+	bl WriteBit
+	b _08056942
+	.align 2, 0
+_08056854: .4byte gUnk_0200005C
+_08056858:
+	ldrh r3, [r5, #0x22]
+	cmp r3, #0xe
+	beq _08056864
+	cmp r3, #0xf
+	beq _08056874
+	b _0805687A
+_08056864:
+	adds r0, r5, #0
+	adds r0, #0x8f
+	ldrb r0, [r0]
+	adds r1, r5, #0
+	adds r1, #0x91
+	strb r0, [r1]
+	movs r3, #2
+	b _0805687A
+_08056874:
+	adds r0, r5, #0
+	adds r0, #0x91
+	ldrb r3, [r0]
+_0805687A:
+	adds r1, r5, #0
+	adds r1, #0x90
+	movs r0, #0
+	strb r0, [r1]
+	adds r0, r5, #0
+	adds r1, r3, #0
+	bl sub_080569C4
+	b _08056942
+_0805688C:
+	ldrh r0, [r5, #0x22]
+	bl SoundReq
+	b _08056942
+_08056894:
+	ldr r1, _080568A8 @ =gCurrentTextBox
+	ldrh r0, [r5, #0x22]
+	strb r0, [r1, #3]
+	ldrh r0, [r5, #0x22]
+	adds r1, r5, #0
+	adds r1, #0x53
+	ldrb r1, [r1]
+	bl sub_08056F88
+	b _08056942
+	.align 2, 0
+_080568A8: .4byte gCurrentTextBox
+_080568AC:
+	ldrh r0, [r5, #0x22]
+	strb r0, [r5, #7]
+	b _08056942
+_080568B2:
+	ldr r6, _0805690C @ =gUnk_02000040
+	ldrb r0, [r6]
+	cmp r0, #1
+	beq _080568D2
+	adds r0, r6, #0
+	movs r1, #4
+	bl MemClear
+	ldr r4, _08056910 @ =gUnk_02024030
+	adds r0, r4, #0
+	movs r1, #0x18
+	bl MemClear
+	movs r0, #1
+	strb r0, [r4]
+	strb r0, [r6]
+_080568D2:
+	ldr r2, _08056910 @ =gUnk_02024030
+	movs r0, #2
+	ldrsb r0, [r2, r0]
+	cmp r0, #3
+	bgt _08056942
+	lsls r0, r0, #1
+	adds r1, r2, #0
+	adds r1, #0x10
+	adds r0, r0, r1
+	ldrh r1, [r5, #0x26]
+	strh r1, [r0]
+	movs r0, #2
+	ldrsb r0, [r2, r0]
+	lsls r0, r0, #1
+	adds r1, r2, #0
+	adds r1, #8
+	adds r0, r0, r1
+	adds r3, r5, #0
+	adds r3, #0x56
+	ldrh r1, [r3]
+	strh r1, [r0]
+	ldrb r0, [r2, #2]
+	adds r0, #1
+	strb r0, [r2, #2]
+	ldrh r0, [r3]
+	adds r0, #8
+	strh r0, [r3]
+	b _08056942
+	.align 2, 0
+_0805690C: .4byte gUnk_02000040
+_08056910: .4byte gUnk_02024030
+_08056914:
+	ldrh r3, [r5, #0x22]
+	cmp r3, #0xfe
+	beq _08056928
+	cmp r3, #0xff
+	bne _08056932
+	adds r1, r5, #0
+	adds r1, #0x8e
+	movs r0, #1
+	strb r0, [r1]
+	b _08056942
+_08056928:
+	adds r1, r5, #0
+	adds r1, #0x8e
+_0805692C:
+	movs r0, #2
+	strb r0, [r1]
+	b _08056942
+_08056932:
+	adds r0, r5, #0
+	adds r0, #0x95
+	strb r3, [r0]
+	b _08056942
+_0805693A:
+	ldrh r1, [r5, #0x22]
+	adds r0, r5, #0
+	adds r0, #0x94
+	strb r1, [r0]
+_08056942:
+	lsrs r0, r7, #8
+	cmp r0, #0
+	bne _0805694C
+	movs r0, #0
+	b _080569C2
+_0805694C:
+	ldr r0, _08056960 @ =gCurrentTextBox
+	adds r0, #0x99
+	ldrb r0, [r0]
+	cmp r0, #2
+	beq _08056964
+	movs r0, #3
+	bl sub_080564C8
+	movs r0, #0
+	b _080569C2
+	.align 2, 0
+_08056960: .4byte gCurrentTextBox
+_08056964:
+	ldr r1, _08056994 @ =gTextBox
+	ldrb r0, [r1, #1]
+	cmp r0, #0
+	bne _08056970
+	movs r0, #0x80
+	strb r0, [r1, #1]
+_08056970:
+	movs r0, #0
+	strh r0, [r5, #0x24]
+	lsrs r0, r7, #8
+	cmp r0, #7
+	bne _08056998
+	adds r0, r5, #0
+	adds r0, #0x8f
+	ldrb r0, [r0]
+	movs r1, #0x80
+	adds r2, r5, #0
+	adds r2, #0x90
+	orrs r1, r0
+	strb r1, [r2]
+	adds r0, r5, #0
+	movs r1, #0
+	bl sub_080569C4
+	b _080569B4
+	.align 2, 0
+_08056994: .4byte gTextBox
+_08056998:
+	adds r2, r5, #0
+	adds r2, #0x90
+	ldrb r1, [r2]
+	movs r0, #0x80
+	ands r0, r1
+	cmp r0, #0
+	beq _080569B4
+	ldrb r3, [r2]
+	movs r0, #0
+	strb r0, [r2]
+	adds r0, r5, #0
+	adds r1, r3, #0
+	bl sub_080569C4
+_080569B4:
+	adds r1, r5, #0
+	adds r1, #0x50
+	adds r0, r7, #0
+	bl sub_0805F7DC
+	lsls r0, r0, #0x10
+	lsrs r0, r0, #0x10
+_080569C2:
+	pop {r4, r5, r6, r7, pc}
+
+    .syntax divided

asm/non_matching/textbox/sub_08056FEC.inc

@@ -0,0 +1,50 @@
+
+    .syntax unified
+
+	push {r4, r5, r6, r7, lr}
+	sub sp, #8
+	adds r2, r0, #0
+	adds r5, r1, #0
+	bl sub_0801D51C
+	adds r2, r0, #0
+	ldr r0, _08057040 @ =0x0FFFFFFF
+	ands r2, r0
+	movs r4, #0
+	movs r3, #0xf
+_08057002:
+	mov r0, sp
+	adds r1, r0, r4
+	adds r0, r2, #0
+	ands r0, r3
+	strb r0, [r1]
+	adds r4, #1
+	lsrs r2, r2, #4
+	cmp r2, #0
+	bne _08057002
+	movs r3, #0
+	subs r2, r4, #1
+	cmp r2, #0
+	blt _08057032
+	movs r6, #0x30
+_0805701E:
+	adds r1, r5, r3
+	mov r7, sp
+	adds r0, r7, r2
+	ldrb r0, [r0]
+	orrs r0, r6
+	strb r0, [r1]
+	adds r3, #1
+	subs r2, #1
+	cmp r2, #0
+	bge _0805701E
+_08057032:
+	adds r1, r5, r3
+	movs r0, #0
+	strb r0, [r1]
+	adds r0, r4, #0
+	add sp, #8
+	pop {r4, r5, r6, r7, pc}
+	.align 2, 0
+_08057040: .4byte 0x0FFFFFFF
+
+    .syntax divided

include/functions.h

@@ -263,13 +263,8 @@ extern void sub_08073904(Entity*);
 extern u32 sub_08056134(void);
 extern void sub_08004484(Entity*, Entity*);
 extern void sub_080564C8(u32);
-extern void sub_08056F70(void);
-extern void DeleteWindow(void);
-extern void CreateWindow(void);
-extern void sub_0805EEB4(u8*, u32, u32);
-extern void sub_08056FBC(void*);
-extern void sub_08056C54(u32);
+extern void sub_0805EEB4(u8*, u32);
 extern void sub_08056BDC(u32);
 extern void sub_08056F88(u32, u32);
-extern u32 sub_08056CC0(u32);
+extern void sub_0805F8E4(u32 r0, WStruct* r1);
 #endif

include/save.h

@@ -2,9 +2,7 @@
 #define SAVE_H
 
 #include "global.h"
-#include "entity.h"
-#include "functions.h"
-#include "menu.h"
+#include "player.h"
 #include "structures.h"
 
 #define FILENAME_LENGTH 6

include/structures.h

@@ -148,23 +148,10 @@ typedef struct {
     } data;
 } Dialog;
 
-typedef struct {
-    u8 filler0[0x29C];
-    u16 unk29C;
-    u8 filler29E[0x562];
-} BGBuffer;
-extern BGBuffer gBG0Buffer;
-extern BGBuffer gBG1Buffer;
-extern BGBuffer gBG2Buffer;
-static_assert(sizeof(BGBuffer) == 0x800);
-
-/*
-typedef struct {
-    u16 filler0[0x800];
-} BG3Buffer;
-extern BG3Buffer gBG3Buffer;
-static_assert(sizeof(BG3Buffer) == 0x1000);
-*/
+extern u16 gBG0Buffer[0x400];
+extern u16 gBG1Buffer[0x400];
+extern u16 gBG2Buffer[0x400];
+extern u16 gBG3Buffer[0x800];
 
 struct {
     u8 filler[0x70];
@@ -185,4 +172,14 @@ extern EntityHandler gUnk_03003DC0;
 extern u8 gUnk_02022740[];
 extern u8 gUnk_02034490[];
 
+typedef struct {
+    u8 unk0;
+    u8 unk1;
+    u8 unk2;
+    u8 unk3;
+    u16 unk4;
+    u16 unk6;
+    void* unk8;
+} WStruct;
+
 #endif

include/textbox.h

@@ -3,6 +3,7 @@
 
 #include "global.h"
 #include "entity.h"
+#include "structures.h"
 
 typedef struct {
     u8 doTextBox;
@@ -18,43 +19,62 @@ typedef struct {
     u16 field_0xc;
     u16 field_0xe;
     u32 field_0x10;
+    u32 field_0x14;
+    u32 field_0x18;
+    u32 field_0x1c;
 } TextBox;
 extern TextBox gTextBox;
 
 typedef struct {
-    u8 _0;
-    u8 _1;
-    u8 _2;
-    u8 _3[5];
-    u16 _8;
-    u8 _b[0x16];
+    TextBox textBox;
     u8 _20;
     u8 _21;
-    u8 _22[0xa];
+    u16 _22;
+    u16 _24;
+    u16 _26;
+    u8 _28[0x4];
     void* _2c;
-    u8 _30[0x23];
-    u8 _53;
-    u16 _54;
-    u8 _56[0x2];
-    void* _58;
-    u8 _5c;
-    u8 _5d;
-    u8 _5e[24];
+    u8 _30[0x20];
+    WStruct _50;
+    char playerName[0xa];
+    u8 _66[0x10];
     u8 _76;
     u8 _77[0x11];
     u8 _88;
-    u8 _89;
+    u8 state;
     u8 _8a;
-    u8 _8b[0xe];
-    u8 _99;
-    u8 _9a;
-    u8 _9b;
+    u8 _8b;
+    u8 _8c;
+    u8 _8d;
+    u8 _8e;
+    u8 _8f;
+    u8 _90;
+    u8 _91;
+    s8 _92;
+    u8 _93;
+    u8 _94;
+    u8 _95;
+    u8 _96;
+    u8 _97;
+    union {
+        u32 word;
+        struct {
+            u8 b0;
+            u8 b1;
+            u8 b2;
+            s8 sizeScale;
+        } bytes;
+    } _98;
     u8 _9c;
     u8 _9d;
-    u8 _9e[0xa];
-} struct_02022780;
-extern struct_02022780 gUnk_02022780;
-static_assert(sizeof(struct_02022780) == 0xa8);
+    u16 _9e;
+    u16 _a0;
+    u16 _a2;
+    u16 _a4;
+    u16 _a6;
+} CurrentTextBox;
+extern CurrentTextBox gCurrentTextBox;
+static_assert(sizeof(CurrentTextBox) == 0xa8);
 
 /**
  * @brief Initialize the message system.
@@ -81,9 +101,9 @@ void TextboxAtPosition(u32 index, u32 x, u32 y);
  * @brief Show a message that attempts not to obscure the entity.
  *
  * @param index u32 Message index
- * @param ent Entity* Your important entity
+ * @param entity Entity* Your important entity
  */
-void TextboxNoOverlap(u32 index, Entity* ent);
+void TextboxNoOverlap(u32 index, Entity* entity);
 
 /**
  * @brief Show a message that attempts not to obscure the camera target.

linker.ld

@@ -88,7 +88,7 @@ SECTIONS {
         . = 0x00022730; gUnk_02022730 = .;
         . = 0x00022740; gUnk_02022740 = .;
         . = 0x00022750; gPlayerScriptExecutionContext = .;
-        . = 0x00022780; gUnk_02022780 = .;
+        . = 0x00022780; gCurrentTextBox = .;
         . = 0x000227DC; gUnk_020227DC = .;
         . = 0x000227E8; gUnk_020227E8 = .;
         . = 0x000227F0; gUnk_020227F0 = .;
@@ -149,8 +149,8 @@ SECTIONS {
         . = 0x00036540; gUnk_02036540 = .;
         . = 0x00036570; gScriptExecutionContextArray = .;
         . = 0x000369F0; gUnk_020369F0 = .;
-        . = 0x00036A38; gUnk_02036A38 = .;
-        . = 0x00036A40; gUnk_02036A40 = .;
+        . = 0x00036A38; gCurrentWindow = .;
+        . = 0x00036A40; gNewWindow = .;
         . = 0x00036A50; gEEPROMConfig = .;
         . = 0x00036A58; gUnk_02036A58 = .;
         . = 0x00036AD8; gUnk_02036AD8 = .;

src/code_0805F9A0.c

@@ -21,16 +21,6 @@ typedef struct {
     u8 unk1;
 } UStruct;
 
-typedef struct {
-    u8 unk0;
-    u8 unk1;
-    u8 unk2;
-    u8 unk3;
-    u16 unk4;
-    u16 unk6;
-    void* unk8;
-} WStruct;
-
 void sub_0805F820(WStruct* r0, u32* r1);
 
 u32 sub_0805F7DC(u32 r0, WStruct* r1) {

src/debugScreen.c

@@ -7,8 +7,6 @@
 #include "structures.h"
 #include "textbox.h"
 
-extern u8 gBG3Buffer[];
-
 extern void (*const gUnk_08109A30[])();
 
 void HandleDebugTextScreen() {
@@ -17,8 +15,8 @@ void HandleDebugTextScreen() {
 
 void sub_0805FA04(void) {
     DispReset(1);
-    MemClear(&gBG0Buffer, sizeof(BGBuffer));
-    MemClear(&gBG3Buffer, 0x1000);
+    MemClear(&gBG0Buffer, sizeof(gBG0Buffer));
+    MemClear(&gBG3Buffer, sizeof(gBG3Buffer));
     gScreen.lcd.displayControl = 0x940;
     gScreen.bg.bg0xOffset = 0;
     gScreen.bg.bg0yOffset = 0;

src/enemy/waterDrop.c

@@ -3,12 +3,11 @@
 #include "screen.h"
 #include "random.h"
 #include "functions.h"
+#include "structures.h"
 
 void sub_0802A39C(Entity*);
 void sub_0802A334(Entity*);
 
-extern u16 gBG3Buffer[];
-
 extern void (*const gUnk_080CD030[])(Entity*);
 extern const u8 gUnk_080CD03C[];
 extern const s8 gUnk_080CD040[];

src/fileScreen.c

@@ -6,6 +6,7 @@
 #include "menu.h"
 #include "random.h"
 #include "textbox.h"
+#include "functions.h"
 
 // copy, erase, start
 #define NUM_FILE_OPERATIONS 3
@@ -498,7 +499,7 @@ void sub_08050AFC(u32 idx) {
     SetActiveSave(idx);
     MemClear(&gBG1Buffer, sizeof(gBG1Buffer));
     if (gUnk_02019EE0.saveStatus[idx] == SAVE_VALID) {
-        sub_08050B3C(&gBG1Buffer.unk29C);
+        sub_08050B3C(&gBG1Buffer[0x14E]);
     }
     gScreen.bg.bg1Updated = 1;
 }

src/game.c

@@ -1,6 +1,5 @@
 #include "global.h"
 #include "screen.h"
-#include "structures.h"
 #include "screen.h"
 #include "entity.h"
 #include "player.h"
@@ -10,7 +9,9 @@
 #include "save.h"
 #include "utils.h"
 #include "fileScreen.h"
+#include "menu.h"
 #include "functions.h"
+#include "structures.h"
 
 extern u8 gArea;
 extern Entity gPlayerEntity;

src/manager/manager15.c

@@ -426,8 +426,6 @@ void sub_0805A94C(Manager15* this) {
     gScreen.controls.window1VerticalDimensions = (tmp1 << 8 | tmp2);
 }
 
-extern u8 gBG3Buffer[];
-
 #ifdef NON_MATCHING
 void sub_0805A9CC(Manager15* this) {
     int tmp1, tmp2;

src/manager/manager8.c

@@ -39,7 +39,6 @@ void sub_08057EFC(Manager8* this) {
 
 void sub_08058004(u32, void*, void*);
 
-extern u8 gBG3Buffer[];
 extern u8 gUnk_02006F00[];
 
 void sub_08057F20(Manager8* this) {
@@ -59,8 +58,8 @@ void sub_08057F20(Manager8* this) {
     tmp = tmp + (tmp >> 2) + ((0x400 - gRoomControls.width) / 2);
     gScreen.bg.bg1xOffset = tmp & 0xF;
     gScreen.bg.bg1yOffset = 0x30 - ((0x30 - (gRoomControls.roomScrollY - gRoomControls.roomOriginY)) >> 1);
-    gScreen.bg.bg1Tilemap = gBG3Buffer + 0x800;
-    sub_08058004(tmp, gUnk_02006F00 + 0x2000, gBG3Buffer + 0x800);
+    gScreen.bg.bg1Tilemap = gBG3Buffer + 0x400;
+    sub_08058004(tmp, gUnk_02006F00 + 0x2000, gBG3Buffer + 0x400);
     tmp = ((tmp >> 4) << 1);
     if (this->unk_3c != tmp) {
         this->unk_3c = tmp;
@@ -123,11 +122,11 @@ void sub_080580B0(u32 unk1) {
     gScreen.affine.bg3Updated = 1;
     tmp = gRoomControls.roomScrollX - gRoomControls.roomOriginX; // r7
     tmp = tmp + (tmp >> 2) + (0x400 - gRoomControls.width) / 2;
-    sub_08058004(tmp, gUnk_02006F00 + 0x2000, gBG3Buffer + 0x800);
+    sub_08058004(tmp, gUnk_02006F00 + 0x2000, gBG3Buffer + 0x400);
     gScreen.bg.bg1xOffset = tmp & 0xF;
     gScreen.bg.bg1yOffset = 0x30 - ((0x30 - (gRoomControls.roomScrollY - gRoomControls.roomOriginY)) >> 1); //?
     gScreen.bg.bg1Control = 0x1E09;
-    gScreen.bg.bg1Tilemap = gBG3Buffer + 0x800;
+    gScreen.bg.bg1Tilemap = gBG3Buffer + 0x400;
     gScreen.bg.bg1Updated = 1;
     gScreen.controls.layerFXControl = 0x3C48;
     gScreen.controls.alphaBlend = 0x609;

src/manager/manager9.c

@@ -13,11 +13,10 @@ typedef struct {
 void sub_08058204(Manager9*);
 void sub_08058210(Manager9*);
 u32 sub_08058244(int);
-void sub_080582A0(u32, u32*, u8*);
+void sub_080582A0(u32, u32*, u16*);
 void sub_080582F8(u8*, u8*);
 
 extern u32 gUnk_02006F00[];
-extern u8 gBG3Buffer[];
 
 const u16 gUnk_081081EC[] = { 0x30, 0x30, 0x30, 0x38 };
 
@@ -55,13 +54,13 @@ u32 sub_08058244(int i) {
     return tmp;
 }
 
-void sub_080582A0(u32 unk, u32* unk2, u8* unk3) {
+void sub_080582A0(u32 unk, u32* unk2, u16* unk3) {
     int i = 0x20;
     unk2 += unk >> 4;
     for (; i != 0; i--) {
         DmaSet(3, unk2, unk3, 0x80000020);
         unk2 += 0x40;
-        unk3 += 0x40;
+        unk3 += 0x20;
     }
 }
 

src/object/windcrest.c

@@ -3,6 +3,7 @@
 #include "entity.h"
 #include "save.h"
 #include "script.h"
+#include "functions.h"
 
 extern void sub_08078850(Entity*, u32, u32, u8*);
 

src/save.c

@@ -1,6 +1,8 @@
 #include "save.h"
 #include "gba/eeprom.h"
 #include "audio.h"
+#include "menu.h"
+#include "functions.h"
 
 typedef struct SaveFileStatus {
     u16 checksum1;

src/textbox.c

@@ -8,15 +8,50 @@
 #include "structures.h"
 #include "save.h"
 
-u32 sub_080564DC(void);
-u32 sub_080564EC(void);
-u32 sub_08056654(void);
-u32 sub_080565B4(void);
-u32 sub_080565F8(void);
-u32 sub_08056640(void);
+#define TEXTBOX_ADVANCE_KEYS (A_BUTTON | B_BUTTON | DPAD_ANY | R_BUTTON)
+#define TEXTBOX_PRESS_ANY_ADVANCE_KEYS ((gInput.newKeys & TEXTBOX_ADVANCE_KEYS) != 0)
 
-u32 (*const gUnk_08107BC8[])(void) = {
-    sub_080564DC, sub_080564EC, sub_08056654, sub_080565B4, sub_080565F8, sub_08056640,
+#define TEXTBOX_WIDTH 0x20
+#define TEXTBOX_POSITION_INDEX(window) ((window).yPos * TEXTBOX_WIDTH + (window).xPos)
+
+extern void WriteBit(u32*, u32);
+extern void sub_0805EF40(u8*, u8*);
+extern void sub_0801C4A0(u32, u32);
+extern void sub_0801C494(void);
+extern void sub_0805F918(u32, u32, u32);
+extern u32 sub_0801D51C(u32, u8*, u32);
+
+u32 sub_08056FEC(u32, u8*);
+
+u16 sub_08056750(CurrentTextBox*);
+u32 sub_0805EFE8(u8*);
+void sub_08056ABC(u32, u32);
+void sub_080569C4(CurrentTextBox*, u32);
+u16 sub_0805F7DC(u32, u8*);
+u32 sub_GetFontStrWidth(u8*, u32);
+void sub_08056FBC(CurrentTextBox*);
+void SetDoTextBox(u32 doTextbox);
+void Load_02000D00_Asyc(void);
+
+void DeleteWindow(void);
+void CreateWindow(void);
+u32 CalcWindowSize(u32 fade);
+
+void DispMessageFrame(u16*, u32, u32, u32);
+void DispString(void);
+void DispCursor(void);
+
+typedef u32 (*TextBoxFunction)(void);
+
+u32 TextBoxFunction0(void);
+u32 TextBoxFunction1(void);
+u32 HandleTextBox(void);
+u32 TextBoxFunctionOpen(void);
+u32 TextBoxFunctionClose(void);
+u32 TextBoxFunction5(void);
+
+const TextBoxFunction gTextBoxFunctions[] = {
+    TextBoxFunction0, TextBoxFunction1, HandleTextBox, TextBoxFunctionOpen, TextBoxFunctionClose, TextBoxFunction5,
 };
 
 extern u8 gUnk_020227DC, gUnk_020227E8, gUnk_020227F0, gUnk_020227F8, gUnk_02022800;
@@ -24,22 +59,49 @@ u8* const gUnk_08107BE0[] = {
     &gUnk_020227DC, &gUnk_020227E8, &gUnk_020227F0, &gUnk_020227F8, &gUnk_02022800,
 };
 
-void sub_08056684(struct_02022780*);
-void sub_080566B8(struct_02022780*);
-void sub_08056BA0(struct_02022780*);
-void sub_08056B1C(struct_02022780*);
-void sub_08056B7C(struct_02022780*);
-void sub_080569D4(struct_02022780*);
+typedef void (*TextBoxHandler)(CurrentTextBox*);
 
-void (*const gUnk_08107BF4[])(struct_02022780*) = {
-    sub_08056684, sub_080566B8, sub_08056BA0, sub_08056B1C, sub_08056B7C, sub_080569D4,
+void TextBoxHandler0(CurrentTextBox* this);
+void TextBoxHandler1(CurrentTextBox* param_1);
+void TextBoxHandlerAdvance(CurrentTextBox* ctb);
+void TextBoxHandlerNextBox(CurrentTextBox* ctb);
+void TextBoxHandler4(CurrentTextBox* ctb);
+void TextBoxHandlerQuestion(CurrentTextBox* ctb);
+
+const TextBoxHandler gTextBoxHandlers[] = {
+    TextBoxHandler0,       TextBoxHandler1, TextBoxHandlerAdvance,
+    TextBoxHandlerNextBox, TextBoxHandler4, TextBoxHandlerQuestion,
 };
 
-extern u32 gUnk_02036A40;
-extern u32 gUnk_02036A38;
-extern u8 gUnk_02024030;
+typedef struct Window {
+    u8 unk0;
+    u8 unk1;
+    u8 unk2;
+    u8 unk3;
+    u8 xPos;
+    u8 yPos;
+    u8 width;
+    u8 height;
+} Window;
+extern Window gCurrentWindow;
+extern Window gNewWindow;
+
+extern struct {
+    u8 unk_00;
+    u8 unk_01[1];
+    s8 unk_02;
+    s8 unk_03;
+    u8 unk_04[4];
+    u16 unk_08[4];
+    u16 unk_10[4];
+} gUnk_02024030;
+
+extern u32 gUnk_0200005C;
+
 extern u8 gUnk_020227A0;
-extern u8 gUnk_02000D00;
+extern u8 gUnk_02000D00[0xD00];
+
+extern const u8 gUnk_08107C0C[];
 
 s32 sub_08056338(void) {
     s32 result;
@@ -52,7 +114,7 @@ s32 sub_08056338(void) {
 
 void sub_08056360(void) {
     if ((gTextBox.doTextBox & 0x7f) != 0) {
-        gTextBox.doTextBox = 0x80 | 0x8;
+        gTextBox.doTextBox = 0x88;
     }
 }
 
@@ -64,22 +126,22 @@ void TextboxNoOverlapFollow(u32 index) {
     }
 }
 
-void TextboxNoOverlap(u32 index, Entity* ent) {
+void TextboxNoOverlap(u32 index, Entity* entity) {
     s16 y;
-    s16 h;
+    s16 height;
 
     ShowTextbox(index);
 
-    y = ent->y.HALF.HI;
-    h = ent->height.HALF.HI;
+    y = entity->y.HALF.HI;
+    height = entity->height.HALF.HI;
 
-    if (((y + h) - gRoomControls.roomScrollY) > 0x58) {
+    if (((y + height) - gRoomControls.roomScrollY) > 0x58) {
         gTextBox.textWindowPosY = 1;
     }
 }
 
-void sub_080563C8(u32 param_1, u32 param_2) {
-    TextboxAtPosition(param_1, 1, param_2);
+void TextBoxAtYPosition(u32 index, u32 y) {
+    TextboxAtPosition(index, 1, y);
 }
 
 void TextboxAtPosition(u32 index, u32 x, u32 y) {
@@ -89,7 +151,7 @@ void TextboxAtPosition(u32 index, u32 x, u32 y) {
 }
 
 void ShowTextbox(u32 index) {
-    MemClear(&gTextBox, 32);
+    MemClear(&gTextBox, sizeof(gTextBox));
     gTextBox.textIndex = index;
     gTextBox.textSpeed = 99;
     gTextBox.textWindowWidth = 26;
@@ -100,10 +162,10 @@ void ShowTextbox(u32 index) {
 }
 
 void MessageInitialize(void) {
-    MemClear(&gTextBox, 32);
-    MemClear(&gUnk_02022780, 168);
-    MemClear(&gUnk_02036A40, 8);
-    MemClear(&gUnk_02036A38, 8);
+    MemClear(&gTextBox, sizeof(gTextBox));
+    MemClear(&gCurrentTextBox, sizeof(gCurrentTextBox));
+    MemClear(&gNewWindow, sizeof(gNewWindow));
+    MemClear(&gCurrentWindow, sizeof(gCurrentWindow));
     MemClear(&gUnk_02000040, 4);
 }
 
@@ -111,125 +173,609 @@ void MessageUpdate(void) {
     int iVar1;
 
     if (gTextBox.doTextBox == 1) {
-        MemClear((u32*)&gUnk_02022780, sizeof(gUnk_02022780));
+        MemClear((u32*)&gCurrentTextBox, sizeof(gCurrentTextBox));
         sub_080564C8(1);
     }
 
-    if (gUnk_02022780._8a != 0) {
-        gUnk_02022780._8a--;
+    if (gCurrentTextBox._8a != 0) {
+        gCurrentTextBox._8a--;
     } else {
         do {
-            iVar1 = gUnk_08107BC8[gUnk_02022780._88]();
+            iVar1 = gTextBoxFunctions[gCurrentTextBox._88]();
         } while (iVar1 != 0);
     }
-    if (gUnk_02022780._9d != 0) {
-        gUnk_02022780._9d = 0;
-        sub_08056F70();
+    if (gCurrentTextBox._9d != 0) {
+        gCurrentTextBox._9d = 0;
+        Load_02000D00_Asyc();
     }
     DeleteWindow();
     CreateWindow();
 }
 
-void sub_080564C8(u32 a1) {
-    gUnk_02022780._88 = a1;
-    gUnk_02022780._89 = 0;
+void sub_080564C8(u32 unk) {
+    gCurrentTextBox._88 = unk;
+    gCurrentTextBox.state = 0;
 }
 
-u32 sub_080564DC(void) {
-    gUnk_02022780._99 = 0;
+u32 TextBoxFunction0(void) {
+    gCurrentTextBox._98.bytes.b1 = 0;
     return 0;
 }
 
 // regalloc in loop
-NONMATCH("asm/non_matching/textbox/sub_080564EC.inc", u32 sub_080564EC(void)) {
+NONMATCH("asm/non_matching/textbox/TextBoxFunction1.inc", u32 TextBoxFunction1(void)) {
     u32 uVar1;
     char* dest;
     u32 i;
     char c;
 
-    MemClear((void*)&gUnk_02036A40, 8);
+    MemClear((void*)&gNewWindow, 8);
     MemClear((void*)&gUnk_02024030, 0x18);
-    MemClear((void*)&gUnk_02022780, 0xa8);
-    MemCopy(&gTextBox, &gUnk_02022780, 32);
-    if (gUnk_02022780._2 == 0x63) {
-        gUnk_02022780._2 = gUnk_02000000->messageSpeed;
+    MemClear((void*)&gCurrentTextBox, sizeof(gCurrentTextBox));
+    MemCopy(&gTextBox, &gCurrentTextBox, sizeof(gTextBox));
+    if (gCurrentTextBox.textBox.textSpeed == 0x63) {
+        gCurrentTextBox.textBox.textSpeed = gUnk_02000000->messageSpeed;
     }
-    gUnk_02022780._9c = 0xff;
-    sub_0805EEB4(&gUnk_02022780._20, gUnk_02022780._8, 32);
-    gUnk_02022780._5c = 2;
-    gUnk_02022780._5d = 0xe;
-    dest = gUnk_02022780._5e;
+    gCurrentTextBox._9c = 0xff;
+    sub_0805EEB4(&gCurrentTextBox._20, gCurrentTextBox.textBox.textIndex);
+    gCurrentTextBox.playerName[0] = 2;
+    gCurrentTextBox.playerName[1] = 0xe;
+    dest = &gCurrentTextBox.playerName[2];
 
-    for (i = 0; i < 6; ++i) {
+    for (i = 0; i < FILENAME_LENGTH; ++i) {
         c = gSave.playerName[i];
         if (c == '\0')
             break;
-        dest[i] = c;
+        *dest = c;
+        dest++;
     }
 
     dest[0] = 2;
     dest[1] = 15;
     dest[2] = 0;
-    sub_08056FBC(&gUnk_02022780);
-    gUnk_02022780._2c = &gUnk_08107BE0;
-    gUnk_02022780._58 = &gUnk_02000D00;
-    gUnk_02022780._54 = 0xd0;
-    sub_08056C54(2);
+    sub_08056FBC(&gCurrentTextBox);
+    gCurrentTextBox._2c = &gUnk_08107BE0;
+    gCurrentTextBox._50.unk8 = gUnk_02000D00;
+    gCurrentTextBox._50.unk4 = 0xd0;
+    SetDoTextBox(2);
     sub_08056BDC(0);
     sub_080564C8(2);
     return 1;
 }
 END_NONMATCH
 
-u32 sub_080565B4(void) {
-    if (gUnk_02022780._89 == 0) {
-        gUnk_02022780._89 = 1;
-        gUnk_02022780._99 = 1;
-        sub_08056F88(gUnk_02022780._3[0], gUnk_02022780._53);
+u32 TextBoxFunctionOpen(void) {
+    if (gCurrentTextBox.state == 0) {
+        gCurrentTextBox.state = 1;
+        gCurrentTextBox._98.bytes.b1 = 1;
+        sub_08056F88(gCurrentTextBox.textBox.unk3, gCurrentTextBox._50.unk3);
         SoundReq(SFX_TEXTBOX_OPEN);
     }
 
-    if (sub_08056CC0(1)) {
-        gUnk_02022780._99 = 2;
+    if (CalcWindowSize(1)) {
+        gCurrentTextBox._98.bytes.b1 = 2;
         sub_080564C8(2);
     }
     return 0;
 }
 
-u32 sub_080565F8(void) {
-    if (gUnk_02022780._89 == 0) {
-        gUnk_02022780._89 = 1;
-        gUnk_02022780._99 = 3;
+u32 TextBoxFunctionClose(void) {
+    if (gCurrentTextBox.state == 0) {
+        gCurrentTextBox.state = 1;
+        gCurrentTextBox._98.bytes.b1 = 3;
         sub_08056BDC(0);
         SoundReq(SFX_TEXTBOX_CLOSE);
     }
 
-    if (sub_08056CC0(-1)) {
-        gUnk_02022780._99 = 0;
+    if (CalcWindowSize(-1)) {
+        gCurrentTextBox._98.bytes.b1 = 0;
         sub_080564C8(2);
     }
     return 0;
 }
 
-u32 sub_08056640() {
-    sub_08056C54(0);
+u32 TextBoxFunction5(void) {
+    SetDoTextBox(0);
     sub_080564C8(0);
     return 0;
 }
 
-u32 sub_08056654(void) {
-    sub_08056C54(4);
-    gUnk_08107BF4[gUnk_02022780._89](&gUnk_02022780);
-    sub_08056CC0(0);
+u32 HandleTextBox(void) {
+    SetDoTextBox(4);
+    gTextBoxHandlers[gCurrentTextBox.state](&gCurrentTextBox);
+    CalcWindowSize(0);
     return 0;
 }
 
-void sub_08056684(struct_02022780* this) {
-    if ((gUnk_02022780._20 & 1) == 0) {
-        if (gUnk_02022780._99 == '\0') {
+void TextBoxHandler0(CurrentTextBox* this) {
+    if ((gCurrentTextBox._20 & 1) == 0) {
+        if (gCurrentTextBox._98.bytes.b1 == 0) {
             sub_080564C8(5);
         }
     } else {
-        this->_89 = 1;
+        this->state = 1;
     }
 }
+
+void TextBoxHandler1(CurrentTextBox* param_1) {
+    u32 uVar3;
+    s32 iVar4;
+    int iVar5;
+    int iVar6;
+
+    if (param_1->_95 != 0) {
+        param_1->_95--;
+    } else {
+        if ((gInput.heldKeys & B_BUTTON) != 0) {
+            iVar4 = 8;
+        } else {
+            iVar4 = 1;
+        }
+        param_1->_92 -= iVar4;
+        if (param_1->_92 < 1) {
+            iVar5 = 0;
+            do {
+                iVar5++;
+                param_1->_92 += gUnk_08107C0C[param_1->textBox.textSpeed];
+            } while (param_1->_92 < 1);
+            iVar6 = 0;
+            do {
+                uVar3 = sub_08056750(param_1);
+                if (((uVar3 == 0) || (param_1->_95 != 0)) || (param_1->_8a != 0))
+                    break;
+                iVar6 += uVar3;
+                iVar5--;
+            } while (0 < iVar5);
+            if (iVar6 != 0) {
+                gCurrentTextBox._9d = 1;
+            } else {
+                param_1->_92 = 0;
+            }
+        }
+    }
+}
+
+NONMATCH("asm/non_matching/textbox/sub_08056750.inc", u16 sub_08056750(CurrentTextBox* param_1)) {
+    s32 r0, r1, r2, r3;
+    u32 r7;
+    s32 tmp;
+    u32 t;
+    u32* t2;
+
+    r7 = param_1->_24;
+
+    if (r7 == 0) {
+        r7 = sub_0805EFE8(&param_1->_20);
+        switch (r7) {
+            case 0:
+                if (gUnk_02000040.unk_00 == 1) {
+                    param_1->state = 5;
+                    sub_08056ABC(0, 0);
+                } else {
+                    param_1->state = 2;
+                }
+                break;
+            case 1:
+                param_1->_8a = 2;
+                if (param_1->_98.bytes.b0 == 0) {
+                    sub_08056BDC(1);
+                } else {
+                    param_1->state = 3;
+                }
+                break;
+            case 2:
+                sub_080564C8(3);
+                break;
+            case 3:
+                sub_080564C8(4);
+                break;
+            case 4:
+                param_1->_50.unk6 +=
+                    (param_1->_50.unk4 - param_1->_50.unk6 - sub_GetFontStrWidth(&param_1->_20, 0)) / 2;
+                break;
+            case 5:
+                gTextBox.unk = param_1->_22;
+                break;
+            case 6:
+                t2 = &gUnk_0200005C;
+                t = param_1->_22;
+                WriteBit(t2, 0x1f & t);
+                break;
+            case 7:
+                switch (param_1->_22) {
+                    case 0xe:
+                        param_1->_91 = param_1->_8f;
+                        r3 = 2;
+                        break;
+                    case 0xf:
+                        r3 = param_1->_91;
+                        break;
+                    default:
+                        r3 = param_1->_22;
+                        break;
+                }
+                param_1->_90 = 0;
+                sub_080569C4(param_1, r3);
+                break;
+            case 8:
+                SoundReq(param_1->_22);
+                break;
+            case 9:
+                gCurrentTextBox.textBox.unk3 = param_1->_22;
+                sub_08056F88(param_1->_22, param_1->_50.unk3);
+                break;
+            case 10:
+                param_1->textBox.textWindowPosY = param_1->_22;
+                break;
+            case 12:
+                if (gUnk_02000040.unk_00 != 1) {
+                    MemClear(&gUnk_02000040, 4);
+                    MemClear(&gUnk_02024030, sizeof(gUnk_02024030));
+                    gUnk_02024030.unk_00 = 1;
+                    gUnk_02000040.unk_00 = 1;
+                }
+                if (gUnk_02024030.unk_02 > 3)
+                    break;
+
+                gUnk_02024030.unk_10[gUnk_02024030.unk_02] = param_1->_26;
+                gUnk_02024030.unk_08[gUnk_02024030.unk_02] = param_1->_50.unk6;
+                gUnk_02024030.unk_02++;
+                param_1->_50.unk6 += 8;
+                break;
+            case 13:
+                switch (param_1->_22) {
+                    case 0xff:
+                        param_1->_8e = 1;
+                        break;
+                    case 0xfe:
+                        param_1->_8e = 2;
+                        break;
+                    default:
+                        param_1->_95 = param_1->_22;
+                        break;
+                }
+                break;
+            case 14:
+                r1 = param_1->_22;
+                param_1->_94 = r1;
+                break;
+            default:
+                break;
+        }
+        if (r7 >> 8 == 0)
+            return 0;
+    }
+    if (gCurrentTextBox._98.bytes.b1 != 2) {
+        sub_080564C8(3);
+        return 0;
+    }
+    if (gTextBox.unk == 0) {
+        gTextBox.unk = 0x80;
+    }
+    param_1->_24 = 0;
+    if (r7 >> 8 == 7) {
+        param_1->_90 = param_1->_8f | 0x80;
+        sub_080569C4(param_1, 0);
+    } else {
+        if ((param_1->_90 & 0x80) != 0) {
+            r3 = param_1->_90;
+            param_1->_90 = 0;
+            sub_080569C4(param_1, r3);
+        }
+    }
+    return sub_0805F7DC(r7, &param_1->_30[0x20]);
+}
+END_NONMATCH
+
+void sub_080569C4(CurrentTextBox* ctb, u32 unk) {
+    u32 temp = unk & 0x7;
+    ctb->_8f = temp;
+    ctb->_50.unk2 = temp;
+}
+
+extern u8 gUnk_08107C14;
+extern u8 gUnk_08107C0F;
+void TextBoxHandlerQuestion(CurrentTextBox* ctb) {
+    s32 r1, r5, r6;
+    u32 error;
+    u8* ptr1;
+    u8* ptr2;
+
+    r5 = gUnk_02024030.unk_03;
+    switch (gInput.newKeys) {
+        case START_BUTTON:
+        case A_BUTTON:
+            r1 = gUnk_02024030.unk_10[r5];
+            if (r1 == 0) {
+                ptr2 = &gUnk_08107C14;
+                ptr1 = &ctb->_20;
+            } else {
+                ctb->textBox.textIndex = r1;
+                sub_0805EEB4(&ctb->_20, r1);
+                ptr2 = &gUnk_08107C0F;
+                ptr1 = &ctb->_20;
+            }
+            sub_0805EF40(ptr1, ptr2);
+            gUnk_02000040.unk_01 = gUnk_02024030.unk_03;
+            gUnk_02000040.unk_00 = 3;
+            MemClear(&gUnk_02024030, sizeof(gUnk_02024030));
+            SoundReq(0x6a); // SFX_TEXTBOX_SELECT
+            ctb->state = 1;
+            break;
+        case DPAD_LEFT:
+            r5--;
+            break;
+        case DPAD_RIGHT:
+            r5++;
+            break;
+        default:
+            break;
+    }
+    r5 = (r5 + gUnk_02024030.unk_02) % gUnk_02024030.unk_02;
+    r6 = gUnk_02024030.unk_03;
+    if (r5 != r6) {
+        gUnk_02024030.unk_03 = r5;
+        SoundReq(0x69); // SFX_TEXTBOX_CHOICE
+        error = 1;
+    } else {
+        error = 0;
+    }
+    if (gUnk_02000040.unk_00 == 1) {
+        gUnk_02024030.unk_00 = gUnk_02000040.unk_00 = 2;
+        error = 1;
+    }
+    if (error != 0) {
+        sub_08056ABC(r5, r6);
+    }
+}
+
+void sub_08056ABC(u32 unk_0, u32 unk_1) {
+    u16 t;
+    t = gCurrentTextBox._50.unk6;
+    gCurrentTextBox._50.unk6 = gUnk_02024030.unk_08[unk_1];
+    sub_0805F8E4(0, &gCurrentTextBox._50);
+    gCurrentTextBox._50.unk6 = gUnk_02024030.unk_08[unk_0];
+    sub_0805F8E4(1, &gCurrentTextBox._50);
+    gCurrentTextBox._50.unk6 = t;
+    gCurrentTextBox._9d = 1;
+}
+
+void TextBoxHandlerNextBox(CurrentTextBox* ctb) {
+    u32 t;
+    u8* ptr;
+    gTextBox.unk = 0;
+    if (ctb->_94 != 0) {
+        ctb->_94--;
+        if (ctb->_94 != 0)
+            return;
+        ptr = &ctb->state;
+        t = 4;
+    } else {
+        if (TEXTBOX_PRESS_ANY_ADVANCE_KEYS) {
+            SoundReq(0x68); // SFX_TEXTBOX_SWAP
+            ctb->_98.bytes.b2 = 0;
+            ptr = &ctb->state;
+            t = 4;
+        } else {
+            ptr = &ctb->_98.bytes.b2;
+            t = *ptr + 1;
+        }
+    }
+    *ptr = t;
+}
+
+void TextBoxHandler4(CurrentTextBox* ctb) {
+    sub_08056BDC(0);
+    sub_080569C4(ctb, ctb->_8f | 0x40);
+    ctb->state = 1;
+}
+
+void TextBoxHandlerAdvance(CurrentTextBox* ctb) {
+    gTextBox.unk = 0;
+    SetDoTextBox(7);
+    if ((ctb->_8e != 1) && (ctb->_8e == 2 || TEXTBOX_PRESS_ANY_ADVANCE_KEYS)) {
+        sub_080564C8(4);
+    }
+}
+
+void sub_08056BDC(u32 unk) {
+    gCurrentTextBox._98.bytes.b0 = unk;
+    if (unk == 0) {
+        MemFill32(0xFFFFFFFF, gUnk_02000D00, sizeof(gUnk_02000D00));
+        Load_02000D00_Asyc();
+        gCurrentTextBox._9e = 0xf082;
+        gCurrentTextBox._a0 = 0xf083;
+        gCurrentTextBox._a2 = 0xf0b6;
+        gCurrentTextBox._a4 = 0xf0b7;
+        gCurrentTextBox._50.unk6 = 0;
+        gCurrentTextBox._50.unk4 = 0xd0;
+    } else {
+        gCurrentTextBox._50.unk6 = 0xd0;
+        gCurrentTextBox._50.unk4 = 0x1a0;
+    }
+    sub_080569C4(&gCurrentTextBox, gCurrentTextBox._8f | 0x40);
+}
+
+void SetDoTextBox(u32 doTextbox) {
+    gTextBox.doTextBox = gCurrentTextBox.textBox.doTextBox = doTextbox;
+}
+
+void DeleteWindow(void) {
+    u16* ptr;
+    int i, j;
+
+    Window* window = &gCurrentWindow;
+
+    if (window->unk1 != 0) {
+        window->unk1 = 0;
+        ptr = &gBG0Buffer[TEXTBOX_POSITION_INDEX(*window)];
+        i = window->height + 2;
+        do {
+            j = 0;
+            do {
+                ptr[j] = 0;
+            } while (j++, j < window->width + 2);
+            ptr += TEXTBOX_WIDTH;
+            i--;
+        } while (i > 0);
+        sub_0801C4A0(window->yPos, window->height);
+        sub_0801C494();
+    }
+}
+
+u32 CalcWindowSize(u32 fade) {
+    u32 scale;
+    u32 ret;
+    Window* window;
+
+    ret = 0;
+
+    gCurrentTextBox._98.bytes.sizeScale += fade;
+    if (gCurrentTextBox._98.bytes.sizeScale < 1) {
+        gCurrentTextBox._98.bytes.sizeScale = 0;
+    } else {
+        if (gCurrentTextBox._98.bytes.sizeScale < 8)
+            goto LAB_08056cee;
+        gCurrentTextBox._98.bytes.sizeScale = 8;
+    }
+    ret = 1;
+LAB_08056cee:
+    window = &gNewWindow;
+    if (gCurrentTextBox._98.bytes.sizeScale != 0) {
+        scale = gCurrentTextBox._98.bytes.sizeScale;
+        window->width = (scale * (gCurrentTextBox.textBox.textWindowWidth << 1)) / 16;
+        if ((window->width & 1) != 0) {
+            window->width++;
+        }
+        window->xPos = ((gCurrentTextBox.textBox.textWindowWidth / 2) + gCurrentTextBox.textBox.textWindowPosX) -
+                       (window->width / 2);
+
+        window->height = (scale * (gCurrentTextBox.textBox.textWindowHeight << 1)) / 16;
+        if ((window->height & 1) != 0) {
+            window->height++;
+        }
+        window->yPos = ((gCurrentTextBox.textBox.textWindowHeight / 2) + gCurrentTextBox.textBox.textWindowPosY) -
+                       (window->height / 2);
+    } else {
+        window->yPos = -1;
+        window->xPos = -1;
+        window->height = -1;
+        window->width = -1;
+    }
+    window->unk1 = 1;
+    return ret;
+}
+
+void CreateWindow(void) {
+    s32 r0, r3;
+    u16* ptr;
+
+    r0 = gCurrentTextBox._98.bytes.sizeScale;
+    if (r0 <= 0)
+        return;
+    ptr = &gBG0Buffer[TEXTBOX_POSITION_INDEX(gNewWindow)];
+    r3 = 0xf07b;
+    DispMessageFrame(ptr, gNewWindow.width, gNewWindow.height, r3);
+    DispString();
+    DispCursor();
+    gCurrentWindow = gNewWindow;
+    sub_0801C494();
+}
+
+NONMATCH("asm/non_matching/textbox/DispMessageFrame.inc",
+         void DispMessageFrame(u16* buffer, u32 width_, u32 height_, u32 flags_)) {
+}
+END_NONMATCH
+
+extern u16 gUnk_02034CB2[];
+extern u16 gUnk_0202281E[];
+
+void DispString(void) {
+    u32 r0, r2, r4;
+    u16 *ptr, *ptr2;
+    s32 i, j;
+
+    Window* window = &gNewWindow;
+
+    if (window->width != 0) {
+        if (window->height != 0) {
+            r4 = window->height;
+            ptr = &gUnk_02034CB2[TEXTBOX_POSITION_INDEX(*window)];
+            i = (s32)(4 - r4) / 2;
+            do {
+                j = window->width;
+                r2 = gUnk_0202281E[i];
+                ptr += TEXTBOX_WIDTH;
+                r0 = i + 1;
+                r4--;
+                ptr2 = ptr;
+                do {
+                    *ptr2 = r2;
+                    ptr2++;
+                    r2 += 2;
+                    j--;
+                } while (j > 0);
+                i = r0;
+            } while (r4 != 0);
+        }
+    }
+}
+
+void DispCursor(void) {
+    u32 offset;
+    u16* ptr;
+
+    if ((gCurrentTextBox._98.word & 0x10ff00) == 0x100200) {
+        ptr = &gBG0Buffer[TEXTBOX_POSITION_INDEX(gNewWindow)];
+        offset = (((gNewWindow.height + 1) * TEXTBOX_WIDTH) - 2);
+        offset += gNewWindow.width;
+        ptr += offset;
+        *ptr = 0xf080;
+    }
+}
+
+void Load_02000D00_Asyc(void) {
+    LoadResourceAsync(gUnk_02000D00, 0x0600D040, sizeof(gUnk_02000D00));
+}
+
+void sub_08056F88(u32 unk_1, u32 unk_2) {
+    u32 uVar1;
+
+    if (0xf < unk_1) {
+        unk_1 = 0;
+    }
+    uVar1 = unk_1 << 4 | unk_2;
+    if (gCurrentTextBox._9c != uVar1) {
+        gCurrentTextBox._9c = uVar1;
+        sub_0805F918(unk_1, unk_2, 0x0600CF60);
+    }
+}
+
+void sub_08056FBC(CurrentTextBox* ctb) {
+    sub_08056FEC(ctb->textBox.field_0x10, &ctb->_66[0x2]);
+    sub_08056FEC(ctb->textBox.field_0x14, &ctb->_66[0xa]);
+    sub_08056FEC(ctb->textBox.field_0x18, &ctb->_77[0x1]);
+    sub_08056FEC(ctb->textBox.field_0x1c, &ctb->_77[0x9]);
+}
+
+NONMATCH("asm/non_matching/textbox/sub_08056FEC.inc", u32 sub_08056FEC(u32 param_1, u8* param_2)) {
+    u32 uVar1;
+    int iVar2;
+    int iVar3;
+    int iVar4;
+    u8 local_1c[8];
+
+    uVar1 = sub_0801D51C(param_1, param_2, param_1);
+    uVar1 = uVar1 & 0xfffffff;
+    iVar4 = 0;
+    do {
+        local_1c[iVar4++] = uVar1 & 0xf;
+        uVar1 = uVar1 / 16;
+    } while (uVar1 != 0);
+    for (iVar3 = 0; --iVar4 >= 0; iVar3++) {
+        param_2[iVar3] = local_1c[iVar4] | 0x30;
+    }
+    param_2[iVar3] = 0;
+    return iVar4;
+}
+END_NONMATCH