sub_800C27C

asm/link_rfu.s

@@ -5,121 +5,6 @@
 
 	.text
 
-	thumb_func_start sub_800C27C
-sub_800C27C: @ 800C27C
-	push {r4,r5,lr}
-	lsls r0, 24
-	movs r2, 0
-	ldr r1, =gUnknown_03004140
-	strb r2, [r1, 0x7]
-	adds r5, r1, 0
-	cmp r0, 0
-	beq _0800C29C
-	bl sub_800C000
-	movs r0, 0x17
-	strb r0, [r5, 0x4]
-	b _0800C366
-	.pool
-_0800C29C:
-	ldrb r0, [r5, 0x4]
-	subs r0, 0x5
-	cmp r0, 0xD
-	bhi _0800C352
-	lsls r0, 2
-	ldr r1, =_0800C2B4
-	adds r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.pool
-	.align 2, 0
-_0800C2B4:
-	.4byte _0800C2EC
-	.4byte _0800C2F8
-	.4byte _0800C2F8
-	.4byte _0800C358
-	.4byte _0800C302
-	.4byte _0800C30C
-	.4byte _0800C30C
-	.4byte _0800C316
-	.4byte _0800C320
-	.4byte _0800C320
-	.4byte _0800C358
-	.4byte _0800C326
-	.4byte _0800C34C
-	.4byte _0800C34C
-_0800C2EC:
-	movs r1, 0
-	movs r0, 0x8
-	strb r0, [r5, 0x4]
-	strb r1, [r5, 0x5]
-	movs r2, 0x13
-	b _0800C358
-_0800C2F8:
-	movs r0, 0x7
-	strb r0, [r5, 0x4]
-	movs r0, 0x8
-	strb r0, [r5, 0x5]
-	b _0800C358
-_0800C302:
-	movs r0, 0
-	strb r0, [r5, 0x5]
-	strb r0, [r5, 0x4]
-	movs r2, 0x21
-	b _0800C358
-_0800C30C:
-	movs r1, 0
-	movs r0, 0xB
-	strb r0, [r5, 0x4]
-	strb r1, [r5, 0x5]
-	b _0800C358
-_0800C316:
-	movs r0, 0
-	strb r0, [r5, 0x5]
-	strb r0, [r5, 0x4]
-	movs r2, 0x23
-	b _0800C358
-_0800C320:
-	movs r0, 0xE
-	strb r0, [r5, 0x4]
-	b _0800C358
-_0800C326:
-	ldrb r0, [r5, 0x11]
-	strb r0, [r5, 0x4]
-	ldrb r0, [r5, 0x12]
-	strb r0, [r5, 0x5]
-	ldr r4, =gUnknown_03007890
-	ldr r0, [r4]
-	ldrb r0, [r0, 0x3]
-	bl sub_800D334
-	ldr r0, [r4]
-	ldrb r0, [r0, 0x3]
-	strh r0, [r5, 0x14]
-	movs r0, 0x33
-	movs r1, 0x1
-	bl sub_800D30C
-	b _0800C366
-	.pool
-_0800C34C:
-	movs r0, 0x12
-	strb r0, [r5, 0x4]
-	b _0800C358
-_0800C352:
-	strb r2, [r5, 0x5]
-	strb r2, [r5, 0x4]
-	movs r2, 0x43
-_0800C358:
-	ldrb r0, [r5, 0x4]
-	cmp r0, 0
-	bne _0800C366
-	adds r0, r2, 0
-	movs r1, 0
-	bl sub_800D30C
-_0800C366:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_800C27C
-
 	thumb_func_start sub_800C36C
 sub_800C36C: @ 800C36C
 	push {r4-r7,lr}

include/link_rfu.h

@@ -48,7 +48,9 @@ struct UnkRfuStruct_1 {
     u8 unk_0d;
     u8 filler_0e[2];
     u8 unk_10;
-    u8 filler_11[3];
+    u8 unk_11;
+    u8 unk_12;
+    // aligned
     u16 unk_14;
     u8 filler_16[2];
     u16 unk_18;

src/link_rfu.c

@@ -266,3 +266,85 @@ void sub_800C210(u8 a0)
         sub_800D30C(0x33, i);
     }
 }
+
+void sub_800C27C(bool8 a0)
+{
+    u8 r2;
+
+    r2 = 0;
+    gUnknown_03004140.unk_07 = 0;
+    if (a0)
+    {
+        sub_800C000();
+        gUnknown_03004140.unk_04 = 23;
+    }
+    else
+    {
+        switch (gUnknown_03004140.unk_04)
+        {
+            case 5:
+                gUnknown_03004140.unk_04 = 8;
+                gUnknown_03004140.unk_05 = 0;
+                r2 = 0x13;
+                break;
+            case 6:
+                gUnknown_03004140.unk_04 = 7;
+                gUnknown_03004140.unk_05 = 8;
+                break;
+            case 7:
+                gUnknown_03004140.unk_04 = 7;
+                gUnknown_03004140.unk_05 = 8;
+                break;
+            case 8:
+                break;
+            case 9:
+                gUnknown_03004140.unk_05 = 0;
+                gUnknown_03004140.unk_04 = 0;
+                r2 = 0x21;
+                break;
+            case 10:
+                gUnknown_03004140.unk_04 = 11;
+                gUnknown_03004140.unk_05 = 0;
+                break;
+            case 11:
+                gUnknown_03004140.unk_04 = 11;
+                gUnknown_03004140.unk_05 = 0;
+                break;
+            case 12:
+                gUnknown_03004140.unk_05 = 0;
+                gUnknown_03004140.unk_04 = 0;
+                r2 = 0x23;
+                break;
+            case 13:
+                gUnknown_03004140.unk_04 = 14;
+                break;
+            case 14:
+                gUnknown_03004140.unk_04 = 14;
+                break;
+            case 15:
+                break;
+            case 16:
+                gUnknown_03004140.unk_04 = gUnknown_03004140.unk_11;
+                gUnknown_03004140.unk_05 = gUnknown_03004140.unk_12;
+                sub_800D334(gUnknown_03007890->unk_03);
+                gUnknown_03004140.unk_14 = gUnknown_03007890->unk_03;
+                sub_800D30C(0x33, 0x01);
+                return;
+            case 17:
+                gUnknown_03004140.unk_04 = 18;
+                break;
+            case 18:
+                gUnknown_03004140.unk_04 = 18;
+                break;
+            default:
+                gUnknown_03004140.unk_05 = 0;
+                gUnknown_03004140.unk_04 = 0;
+                r2 = 0x43;
+                break;
+        }
+        if (gUnknown_03004140.unk_04 == 0)
+        {
+            sub_800D30C(r2, 0);
+        }
+    }
+}