through sub_80D7DE8

asm/contest.s

@@ -5,216 +5,6 @@
 
 	.text
 
-	thumb_func_start sub_80D7C7C
-sub_80D7C7C: @ 80D7C7C
-	push {lr}
-	lsls r0, 24
-	lsrs r3, r0, 24
-	ldr r0, =gPaletteFade
-	ldrb r1, [r0, 0x7]
-	movs r0, 0x80
-	ands r0, r1
-	lsls r0, 24
-	lsrs r2, r0, 24
-	cmp r2, 0
-	bne _080D7CA2
-	ldr r0, =gTasks
-	lsls r1, r3, 2
-	adds r1, r3
-	lsls r1, 3
-	adds r1, r0
-	strh r2, [r1, 0x8]
-	ldr r0, =sub_80D7CB4
-	str r0, [r1]
-_080D7CA2:
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_80D7C7C
-
-	thumb_func_start sub_80D7CB4
-sub_80D7CB4: @ 80D7CB4
-	push {r4-r6,lr}
-	lsls r0, 24
-	lsrs r5, r0, 24
-	ldr r0, =gIsLinkContest
-	ldrb r1, [r0]
-	movs r0, 0x1
-	ands r0, r1
-	cmp r0, 0
-	beq _080D7D90
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	beq _080D7D3A
-	ldr r2, =gTasks
-	lsls r1, r5, 2
-	adds r0, r1, r5
-	lsls r0, 3
-	adds r4, r0, r2
-	movs r2, 0x8
-	ldrsh r0, [r4, r2]
-	adds r6, r1, 0
-	cmp r0, 0x1
-	beq _080D7D04
-	cmp r0, 0x1
-	bgt _080D7CF4
-	cmp r0, 0
-	beq _080D7CFA
-	b _080D7D3A
-	.pool
-_080D7CF4:
-	cmp r0, 0x2
-	beq _080D7D28
-	b _080D7D3A
-_080D7CFA:
-	bl sub_80DBF68
-	ldrh r0, [r4, 0x8]
-	adds r0, 0x1
-	strh r0, [r4, 0x8]
-_080D7D04:
-	bl sub_800A520
-	lsls r0, 24
-	cmp r0, 0
-	beq _080D7D9E
-	bl sub_800ADF8
-	ldr r0, =gTasks
-	adds r1, r6, r5
-	lsls r1, 3
-	adds r1, r0
-	ldrh r0, [r1, 0x8]
-	adds r0, 0x1
-	strh r0, [r1, 0x8]
-	b _080D7D9E
-	.pool
-_080D7D28:
-	bl sub_800A520
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080D7D9E
-	ldrh r0, [r4, 0x8]
-	adds r0, 0x1
-	strh r0, [r4, 0x8]
-_080D7D3A:
-	ldr r2, =gPaletteFade
-	ldrb r1, [r2, 0x7]
-	movs r0, 0x80
-	ands r0, r1
-	lsls r0, 24
-	lsrs r4, r0, 24
-	cmp r4, 0
-	bne _080D7D9E
-	ldrb r1, [r2, 0x8]
-	movs r0, 0x7F
-	ands r0, r1
-	strb r0, [r2, 0x8]
-	ldr r0, =gIsLinkContest
-	ldrb r1, [r0]
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	bne _080D7D62
-	bl sub_80DBF68
-_080D7D62:
-	ldr r0, =sub_80D7DAC
-	movs r1, 0
-	bl CreateTask
-	ldr r1, =gTasks
-	lsls r0, r5, 2
-	adds r0, r5
-	lsls r0, 3
-	adds r0, r1
-	strh r4, [r0, 0x8]
-	ldr r1, =TaskDummy1
-	str r1, [r0]
-	b _080D7D9E
-	.pool
-_080D7D90:
-	ldr r0, =gTasks
-	lsls r1, r5, 2
-	adds r1, r5
-	lsls r1, 3
-	adds r1, r0
-	ldr r0, =sub_80D80C8
-	str r0, [r1]
-_080D7D9E:
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_80D7CB4
-
-	thumb_func_start sub_80D7DAC
-sub_80D7DAC: @ 80D7DAC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, =sub_80FC998
-	ldr r2, =sub_80D7DC8
-	bl SetTaskFuncWithFollowupFunc
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_80D7DAC
-
-	thumb_func_start sub_80D7DC8
-sub_80D7DC8: @ 80D7DC8
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r2, =gTasks
-	lsls r1, r0, 2
-	adds r1, r0
-	lsls r1, 3
-	adds r1, r2
-	movs r0, 0x1
-	strh r0, [r1, 0x8]
-	ldr r0, =sub_80D7DE8
-	str r0, [r1]
-	bx lr
-	.pool
-	thumb_func_end sub_80D7DC8
-
-	thumb_func_start sub_80D7DE8
-sub_80D7DE8: @ 80D7DE8
-	push {r4,r5,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	ldr r5, =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r5
-	ldrh r1, [r0, 0x8]
-	subs r1, 0x1
-	strh r1, [r0, 0x8]
-	lsls r1, 16
-	cmp r1, 0
-	bgt _080D7E2A
-	bl GetMultiplayerId
-	adds r0, r4, 0
-	bl DestroyTask
-	ldr r0, =gContestResources
-	ldr r0, [r0]
-	ldr r0, [r0]
-	ldrb r1, [r0, 0x8]
-	lsls r0, r1, 2
-	adds r0, r1
-	lsls r0, 3
-	adds r0, r5
-	ldr r1, =sub_80D80C8
-	str r1, [r0]
-	ldr r1, =gRngValue
-	ldr r0, =gUnknown_030060B8
-	ldr r0, [r0]
-	str r0, [r1]
-_080D7E2A:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_80D7DE8
-
 	thumb_func_start sub_80D7E44
 sub_80D7E44: @ 80D7E44
 	push {r4-r7,lr}
@@ -4722,7 +4512,7 @@ _080DA65C:
 	bl sub_80DF4F8
 	bl sub_80DF750
 _080DA668:
-	ldr r1, =gUnknown_030060B8
+	ldr r1, =gContestRngValue
 	ldr r0, =gRngValue
 	ldr r0, [r0]
 	str r0, [r1]

asm/contest_link_80FC4F4.s

@@ -434,7 +434,7 @@ _080FC858:
 	adds r1, r4, 0
 	movs r2, 0x4
 	bl memcpy
-	ldr r0, =gUnknown_030060B8
+	ldr r0, =gContestRngValue
 	adds r1, r4, 0
 	movs r2, 0x4
 	bl memcpy

asm/contest_link_81D9DE4.s

@@ -558,7 +558,7 @@ _081DA2AC:
 	adds r1, r4, 0
 	movs r2, 0x4
 	bl memcpy
-	ldr r0, =gUnknown_030060B8
+	ldr r0, =gContestRngValue
 	adds r1, r4, 0
 	movs r2, 0x4
 	bl memcpy

asm/script_pokemon_util_80F87D8.s

@@ -979,7 +979,7 @@ sub_80F8FE8: @ 80F8FE8
 	ands r0, r1
 	cmp r0, 0
 	beq _080F9020
-	ldr r2, =gUnknown_030060B8
+	ldr r2, =gContestRngValue
 	ldr r1, [r2]
 	ldr r0, =0x41c64e6d
 	muls r0, r1
@@ -1007,7 +1007,7 @@ _080F902A:
 
 	thumb_func_start sub_80F903C
 sub_80F903C: @ 80F903C
-	ldr r2, =gUnknown_030060B8
+	ldr r2, =gContestRngValue
 	ldr r1, [r2]
 	ldr r0, =0x41c64e6d
 	muls r0, r1

common_syms/contest.txt

@@ -0,0 +1 @@
+gContestRngValue

include/contest.h

@@ -405,6 +405,8 @@ struct ContestResources
 
 extern struct ContestResources *gContestResources;
 
+extern u32 gContestRngValue;
+
 bool8 IsSpeciesNotUnown(u16 species);
 void LoadContestBgAfterMoveAnim(void);
 

include/contest_link_80F57C4.h

@@ -4,5 +4,6 @@
 void sub_80F840C(void);
 void sub_80F8484(void);
 void sub_80F84C4(u8);
+void sub_80FC998(u8 taskId);
 
 #endif // GUARD_CONTEST_LINK_80F57C4_H

src/contest.c

@@ -30,18 +30,25 @@
 #include "tv.h"
 #include "scanline_effect.h"
 #include "util.h"
+#include "contest_link_80F57C4.h"
 
 #define DESTROY_POINTER(ptr) \
     free(ptr); \
     ptr = NULL;
 
-void sub_80DD590(void);
 void sub_80D782C(void);
+void sub_80D7C7C(u8 taskId);
+void sub_80D7CB4(u8 taskId);
+void sub_80D7DAC(u8 taskId);
+void sub_80D7DC8(u8 taskId);
+void sub_80D7DE8(u8 taskId);
+void sub_80D80C8(u8 taskId);
+void sub_80D823C(void);
+void sub_80DBF68(void);
 void sub_80DCE58(u8);
+void sub_80DD590(void);
 bool8 sub_80D7E44(u8 *);
 void sub_80DE224(void);
-void sub_80D7C7C(u8 taskId);
-void sub_80D823C(void);
 void vblank_cb_battle(void);
 
 EWRAM_DATA struct ContestPokemon gContestMons[4] = {0};
@@ -53,7 +60,9 @@ EWRAM_DATA u8 gContestFinalStandings[4] = {0};
 EWRAM_DATA u8 gUnknown_02039F24 = 0;
 EWRAM_DATA u8 gContestPlayerMonIndex = 0;
 EWRAM_DATA u8 gUnknown_02039F26[4] = {0};
-EWRAM_DATA bool8 gIsLinkContest = FALSE;
+EWRAM_DATA u8 gIsLinkContest = 0;
+// Bit 0: Is a link contest
+// Bit 1: Link contest uses wireless adapter
 EWRAM_DATA u8 gUnknown_02039F2B = 0;
 EWRAM_DATA u16 gSpecialVar_ContestCategory = 0;
 EWRAM_DATA u16 gSpecialVar_ContestRank = 0;
@@ -61,6 +70,9 @@ EWRAM_DATA u8 gUnknown_02039F30 = 0;
 EWRAM_DATA u8 gUnknown_02039F31 = 0;
 EWRAM_DATA struct ContestResources * gContestResources = NULL;
 EWRAM_DATA u8 gUnknown_02039F38 = 0;
+EWRAM_DATA struct ContestWinner gUnknown_02039F3C = {0};
+
+u32 gContestRngValue;
 
 extern u16 gBattle_BG0_X;
 extern u16 gBattle_BG0_Y;
@@ -89,7 +101,7 @@ void TaskDummy1(u8 taskId)
 
 void ResetLinkContestBoolean(void)
 {
-    gIsLinkContest = FALSE;
+    gIsLinkContest = 0;
 }
 
 void sub_80D7678(void)
@@ -309,3 +321,78 @@ void sub_80D7B24(void)
     }
 }
 
+void sub_80D7C7C(u8 taskId)
+{
+    if (!gPaletteFade.active)
+    {
+        gTasks[taskId].data[0] = 0;
+        gTasks[taskId].func = sub_80D7CB4;
+    }
+}
+
+void sub_80D7CB4(u8 taskId)
+{
+    if (gIsLinkContest & 1)
+    {
+        if (gIsLinkContest & 2)
+        {
+            switch (gTasks[taskId].data[0])
+            {
+                case 0:
+                    sub_80DBF68();
+                    gTasks[taskId].data[0]++;
+                    // fallthrough
+                case 1:
+                    if (sub_800A520())
+                    {
+                        sub_800ADF8();
+                        gTasks[taskId].data[0]++;
+                    }
+                    return;
+                case 2:
+                    if (sub_800A520() != TRUE)
+                        return;
+                    gTasks[taskId].data[0]++;
+                    break;
+            }
+        }
+
+        if (!gPaletteFade.active)
+        {
+            gPaletteFade.bufferTransferDisabled = FALSE;
+            if (!(gIsLinkContest & 2))
+                sub_80DBF68();
+            CreateTask(sub_80D7DAC, 0);
+            gTasks[taskId].data[0] = 0;
+            gTasks[taskId].func = TaskDummy1;
+        }
+    }
+    else
+    {
+        gTasks[taskId].func = sub_80D80C8;
+    }
+}
+
+void sub_80D7DAC(u8 taskId)
+{
+    SetTaskFuncWithFollowupFunc(taskId, sub_80FC998, sub_80D7DC8);
+}
+
+void sub_80D7DC8(u8 taskId)
+{
+    gTasks[taskId].data[0] = 1;
+    gTasks[taskId].func = sub_80D7DE8;
+}
+
+void sub_80D7DE8(u8 taskId)
+{
+    gTasks[taskId].data[0]--;
+    if (gTasks[taskId].data[0] <= 0)
+    {
+        GetMultiplayerId();  // unused return value
+        DestroyTask(taskId);
+        gTasks[gContestResources->field_0->mainTaskId].func = sub_80D80C8;
+        gRngValue = gContestRngValue;
+    }
+}
+

src/item.c

@@ -25,6 +25,8 @@ enum
     KEYITEMS_POCKET
 };
 
+EWRAM_DATA struct BagPocket gBagPockets[5] = {};
+
 u16 GetBagItemQuantity(u16* quantity)
 {
     return gSaveBlock2Ptr->encryptionKey ^ *quantity;

sym_common.txt

@@ -83,9 +83,7 @@ gUnknown_030060B0: @ 30060B0
 gUnknown_030060B4: @ 30060B4
 	.space 0x4
 
-gUnknown_030060B8: @ 30060B8
+	.include "contest.o"
-	.space 0x4
-
     .include "tv.o"
 
 gUnknown_03006130: @ 3006130

sym_ewram.txt

@@ -414,17 +414,10 @@ gUnknown_02039DD0: @ 2039DD0
 	.space 0x4
 
 	.include "src/map_name_popup.o"
-	.space 0x3
+	.include "src/item.o"
-
-gBagPockets: @ 2039DD8
-	.space 0x28
-
 	.include "src/contest.o"
 
 	.align 2
-gUnknown_02039F3C: @ 2039F3C
-	.space 0x20
-
 gUnknown_02039F5C: @ 2039F5C
 	.space 0x1