From 698c2879e4d29d78b10f47718fcf99de1b0c2ee4 Mon Sep 17 00:00:00 2001
From: Phlosioneer <mattmdrr2@gmail.com>
Date: Mon, 11 Feb 2019 14:59:44 -0500
Subject: [PATCH] Decompiled sub_81C7078

---
 asm/pokenav.s      |  43 +--------------
 ld_script.txt      |   1 +
 src/pokenav_main.c | 134 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 136 insertions(+), 42 deletions(-)
 create mode 100644 src/pokenav_main.c

diff --git a/asm/pokenav.s b/asm/pokenav.s
index 40ce730ea..f6f2b69b6 100644
--- a/asm/pokenav.s
+++ b/asm/pokenav.s
@@ -7,48 +7,7 @@
 	
 
 
-	thumb_func_start sub_81C7078
-sub_81C7078: @ 81C7078
-	push {r4,r5,lr}
-	adds r5, r0, 0
-	adds r4, r1, 0
-	bl is_c1_link_related_active
-	cmp r0, 0
-	bne _081C7090
-	ldr r0, =sub_81C7170
-	b _081C7092
-	.pool
-_081C7090:
-	ldr r0, =sub_81C71E4
-_081C7092:
-	lsls r1, r4, 24
-	lsrs r1, 24
-	bl CreateTask
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r4, 0
-	movs r1, 0x1
-	adds r2, r5, 0
-	bl SetWordTaskArg
-	ldr r1, =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r2, =gUnknown_0203CF3C
-	ldrb r1, [r2]
-	strh r1, [r0, 0xE]
-	ldrb r0, [r2]
-	adds r1, r0, 0x1
-	strb r1, [r2]
-	lsls r0, 24
-	lsrs r0, 8
-	orrs r0, r4
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	.pool
-	thumb_func_end sub_81C7078
+	
 
 	thumb_func_start sub_81C70D8
 sub_81C70D8: @ 81C70D8
diff --git a/ld_script.txt b/ld_script.txt
index 306a1f4b0..a92e1d85e 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -289,6 +289,7 @@ SECTIONS {
         src/pokemon_summary_screen.o(.text);
         src/unk_pokedex_area_screen_helper.o(.text);
         src/battle_pyramid_bag.o(.text);
+        src/pokenav_main.o(.text);
         asm/pokenav.o(.text);
         src/pokenav_match_call.o(.text);
         asm/rom_81D1C44.o(.text);
diff --git a/src/pokenav_main.c b/src/pokenav_main.c
new file mode 100644
index 000000000..fd8e51318
--- /dev/null
+++ b/src/pokenav_main.c
@@ -0,0 +1,134 @@
+#include "global.h"
+#include "alloc.h"
+#include "task.h"
+#include "main.h"
+#include "overworld.h"
+
+/*
+
+	thumb_func_start CB2_PokeNav
+CB2_PokeNav: @ 81C7250
+	push {r4,lr}
+	ldr r4, =gUnknown_0203CF40
+	movs r0, 0x5C
+	bl Alloc
+	str r0, [r4]
+	cmp r0, 0
+	bne _081C7270
+	ldr r0, =CB2_ReturnToFieldWithOpenMenu
+	bl SetMainCallback2
+	b _081C7292
+	.pool
+_081C7270:
+	bl sub_81C7360
+	bl ResetTasks
+	movs r0, 0
+	bl SetVBlankCallback
+	ldr r0, =sub_81C742C
+	movs r1, 0
+	bl CreateTask
+	ldr r0, =sub_81C7400
+	bl SetMainCallback2
+	ldr r0, =sub_81C7418
+	bl SetVBlankCallback
+_081C7292:
+	pop {r4}
+	pop {r0}
+	bx r0
+	.pool
+	thumb_func_end CB2_PokeNav
+
+*/
+
+extern u8* gUnknown_0203CF40;
+extern void sub_81C7360(void);
+extern void sub_81C742C(u8 taskId);
+extern void sub_81C7400(void);
+extern void sub_81C7418(void);
+
+/*
+void CB2_PokeNav(void)
+{
+    gUnknown_0203CF40 = Alloc(0x5C);
+    if (gUnknown_0203CF40 == NULL) {
+        SetMainCallback2(CB2_ReturnToFieldWithOpenMenu);
+    } else {
+        sub_81C7360();
+        ResetTasks();
+        SetVBlankCallback(NULL);
+        CreateTask(sub_81C742C, 0);
+        SetMainCallback2(sub_81C7400);
+        SetVBlankCallback(sub_81C7418);
+    }
+}*/
+
+/*
+thumb_func_start sub_81C7078
+sub_81C7078: @ 81C7078
+	push {r4,r5,lr}
+	adds r5, r0, 0
+	adds r4, r1, 0
+	bl is_c1_link_related_active
+	cmp r0, 0
+	bne _081C7090
+	ldr r0, =sub_81C7170
+	b _081C7092
+	.pool
+_081C7090:
+	ldr r0, =sub_81C71E4
+_081C7092:
+	lsls r1, r4, 24
+	lsrs r1, 24
+	bl CreateTask
+	lsls r0, 24
+	lsrs r4, r0, 24
+	adds r0, r4, 0
+	movs r1, 0x1
+	adds r2, r5, 0
+	bl SetWordTaskArg
+	ldr r1, =gTasks
+	lsls r0, r4, 2
+	adds r0, r4
+	lsls r0, 3
+	adds r0, r1
+	ldr r2, =gUnknown_0203CF3C
+	ldrb r1, [r2]
+	strh r1, [r0, 0xE]
+	ldrb r0, [r2]
+	adds r1, r0, 0x1
+	strb r1, [r2]
+	lsls r0, 24
+	lsrs r0, 8
+	orrs r0, r4
+	pop {r4,r5}
+	pop {r1}
+	bx r1
+	.pool
+	thumb_func_end sub_81C7078
+    */
+
+extern u8 gUnknown_0203CF3C;
+extern void sub_81C7170(u8 a0);
+extern void sub_81C71E4(u8 a0);
+
+u32 sub_81C7078(s32 a0, u32 a1)
+{
+    u16 taskId;
+    u32 old;
+
+    if (is_c1_link_related_active() == FALSE)
+        taskId = CreateTask(sub_81C7170, a1);
+	else
+        taskId = CreateTask(sub_81C71E4, a1);
+
+    //taskId = CreateTask(temp, a1);
+
+    SetWordTaskArg(taskId, 1, a0);
+
+    gTasks[taskId].data[3] = gUnknown_0203CF3C;
+    //old = gUnknown_0203CF3C;
+    //gUnknown_0203CF3C = old + 1;
+    return ((gUnknown_0203CF3C++) << 16) | taskId;
+}
+
+// nonce
\ No newline at end of file