Decomped sub_0205C870

Decomped by @slaw-22

asm/include/main_0205C8E0.inc

@@ -372,4 +372,5 @@
 .public sub_0205BD40
 .public sub_0205BD5C
 .public sub_0205C73C
+.public sub_0205C870
 .public vsprintf

asm/main_0205C8E0.s

@@ -1,45 +1,8 @@
 	.include "asm/macros.inc"
-	.include "main_0205C870.inc"
+	.include "main_0205C8E0.inc"
 
 	.text
 
-	arm_func_start sub_0205C870
-sub_0205C870: ; 0x0205C870
-	cmp r0, #6
-	addls pc, pc, r0, lsl #2
-	b _0205C8D8
-_0205C87C: ; jump table
-	b _0205C898 ; case 0
-	b _0205C898 ; case 1
-	b _0205C898 ; case 2
-	b _0205C898 ; case 3
-	b _0205C898 ; case 4
-	b _0205C8B4 ; case 5
-	b _0205C8BC ; case 6
-_0205C898:
-	ldrsh r1, [r1]
-	ldrsh r0, [r2]
-	cmp r1, r0
-	moveq r0, #1
-	movne r0, #0
-	and r0, r0, #0xff
-	bx lr
-_0205C8B4:
-	mov r0, #1
-	bx lr
-_0205C8BC:
-	ldrsh r1, [r1]
-	ldrsh r0, [r2]
-	cmp r1, r0
-	moveq r0, #1
-	movne r0, #0
-	and r0, r0, #0xff
-	bx lr
-_0205C8D8:
-	mov r0, #0
-	bx lr
-	arm_func_end sub_0205C870
-
 	arm_func_start sub_0205C8E0
 sub_0205C8E0: ; 0x0205C8E0
 	ldrb ip, [r0]

include/main_0205C73C.h

@@ -6,5 +6,6 @@
 void sub_0205C73C(void);
 void sub_0205C75C(void);
 bool8 IsMissionSuspendedAndValid(struct mission *mission);
+u8 sub_0205C870(u32 type, s16 *ptr1, s16 *ptr2);
 
 #endif //PMDSKY_MAIN_0205C73C_H

main.lsf

@@ -162,7 +162,7 @@ Static main
 	Object src/main_0205C440.o
 	Object asm/main_0205C548.o
 	Object src/main_0205C73C.o
-	Object asm/main_0205C870.o
+	Object asm/main_0205C8E0.o
 	Object src/dungeon_init_2.o
 	Object asm/main_0206A750.o
 	Object src/main_0206C98C.o

src/main_0205C73C.c

@@ -52,3 +52,22 @@ bool8 IsMissionSuspendedAndValid(struct mission *mission)
 
     return IsMissionValid(mission);
 }
+
+u8 sub_0205C870(u32 type, s16 *ptr1, s16 *ptr2)
+{
+    switch (type)
+    {
+        case 0:
+        case 1:
+        case 2:
+        case 3:
+        case 4:
+            return *ptr1 == *ptr2;
+        case 5:
+            return TRUE;
+        case 6:
+            return *ptr1 == *ptr2;
+        default:
+            return FALSE;
+    }
+}