through sub_800E15C

asm/link_rfu.s

@@ -7,122 +7,6 @@
 
 @ file boundary?
 
-	thumb_func_start sub_800E084
-sub_800E084: @ 800E084
-	push {r4,lr}
-	ldr r4, =gSprites
-	ldr r3, =gWirelessStatusIndicatorSpriteId
-	ldrb r1, [r3]
-	lsls r0, r1, 4
-	adds r0, r1
-	lsls r0, 2
-	adds r2, r0, r4
-	movs r0, 0x3C
-	ldrsh r1, [r2, r0]
-	ldr r0, =0x00001234
-	cmp r1, r0
-	bne _0800E0CA
-	movs r0, 0
-	strh r0, [r2, 0x3C]
-	ldrb r1, [r3]
-	lsls r0, r1, 4
-	adds r0, r1
-	lsls r0, 2
-	adds r0, r4
-	bl DestroySprite
-	ldr r3, =gMain
-	movs r0, 0x84
-	lsls r0, 3
-	adds r3, r0
-	ldr r0, =gDummyOamData
-	ldr r1, [r0]
-	ldr r2, [r0, 0x4]
-	str r1, [r3]
-	str r2, [r3, 0x4]
-	ldr r1, =0x070003e8
-	movs r2, 0x4
-	bl CpuSet
-_0800E0CA:
-	pop {r4}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_800E084
-
-	thumb_func_start sub_800E0E8
-sub_800E0E8: @ 800E0E8
-	push {r4,lr}
-	ldr r4, =sWirelessStatusIndicatorSpriteSheet
-	ldrh r0, [r4, 0x6]
-	bl GetSpriteTileStartByTag
-	lsls r0, 16
-	ldr r1, =0xffff0000
-	cmp r0, r1
-	bne _0800E100
-	adds r0, r4, 0
-	bl LoadCompressedObjectPic
-_0800E100:
-	ldr r0, =sWirelessStatusIndicatorSpritePalette
-	bl LoadSpritePalette
-	ldr r1, =gWirelessStatusIndicatorSpriteId
-	movs r0, 0xFF
-	strb r0, [r1]
-	pop {r4}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_800E0E8
-
-	thumb_func_start sub_800E124
-sub_800E124: @ 800E124
-	push {r4,lr}
-	ldr r1, =gUnknown_03007890
-	ldr r0, [r1]
-	ldrb r2, [r0, 0x2]
-	movs r3, 0
-	movs r4, 0x1
-_0800E130:
-	adds r0, r2, 0
-	ands r0, r4
-	cmp r0, 0
-	beq _0800E148
-	ldr r0, [r1]
-	adds r0, 0xA
-	adds r0, r3
-	ldrb r0, [r0]
-	b _0800E156
-	.pool
-_0800E148:
-	lsrs r2, 1
-	adds r0, r3, 0x1
-	lsls r0, 24
-	lsrs r3, r0, 24
-	cmp r3, 0x3
-	bls _0800E130
-	movs r0, 0
-_0800E156:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_800E124
-
-	thumb_func_start sub_800E15C
-sub_800E15C: @ 800E15C
-	push {lr}
-	adds r2, r0, 0
-	movs r3, 0x32
-	ldrsh r0, [r2, r3]
-	cmp r0, r1
-	beq _0800E170
-	movs r0, 0
-	strh r1, [r2, 0x32]
-	strh r0, [r2, 0x34]
-	strh r0, [r2, 0x36]
-_0800E170:
-	pop {r0}
-	bx r0
-	thumb_func_end sub_800E15C
-
 	thumb_func_start sub_800E174
 sub_800E174: @ 800E174
 	push {r4-r7,lr}

src/link_rfu.c

@@ -2,6 +2,7 @@
 // Includes
 #include "global.h"
 #include "rng.h"
+#include "decompress.h"
 #include "text.h"
 #include "event_data.h"
 #include "link.h"
@@ -163,7 +164,7 @@ static const union AnimCmd *const sWirelessStatusIndicatorAnims[] = {
     sWirelessStatusIndicatorAnim3,
     sWirelessStatusIndicatorAnim4
 };
-const struct SpriteSheet sWirelessStatusIndicatorSpriteSheet = {
+const struct CompressedSpriteSheet sWirelessStatusIndicatorSpriteSheet = {
     gWirelessLinkIconPic, 0x0380, 0xD431
 };
 const struct SpritePalette sWirelessStatusIndicatorSpritePalette = {
@@ -2100,3 +2101,49 @@ void CreateWirelessStatusIndicatorSprite(u8 x, u8 y)
         gSprites[gWirelessStatusIndicatorSpriteId].invisible = TRUE;
     }
 }
+
+void sub_800E084(void)
+{
+    if (gSprites[gWirelessStatusIndicatorSpriteId].data7 == 0x1234)
+    {
+        gSprites[gWirelessStatusIndicatorSpriteId].data7 = 0;
+        DestroySprite(&gSprites[gWirelessStatusIndicatorSpriteId]);
+        gMain.oamBuffer[125] = gDummyOamData;
+        CpuCopy16(&gDummyOamData, (struct OamData *)OAM + 125, sizeof(struct OamData));
+    }
+}
+
+void sub_800E0E8(void)
+{
+    if (GetSpriteTileStartByTag(sWirelessStatusIndicatorSpriteSheet.tag) == 0xFFFF)
+    {
+        LoadCompressedObjectPic(&sWirelessStatusIndicatorSpriteSheet);
+    }
+    LoadSpritePalette(&sWirelessStatusIndicatorSpritePalette);
+    gWirelessStatusIndicatorSpriteId = 0xFF;
+}
+
+u8 sub_800E124(void)
+{
+    u8 i;
+    u8 flags = gUnknown_03007890->unk_02;
+    for (i = 0; i < 4; i++)
+    {
+        if (flags & 1)
+        {
+            return gUnknown_03007890->unk_0a[i];
+        }
+        flags >>= 1;
+    }
+    return 0;
+}
+
+void sub_800E15C(struct Sprite *sprite, int val)
+{
+    if (sprite->data2 != val)
+    {
+        sprite->data2 = val;
+        sprite->data3 = 0;
+        sprite->data4 = 0;
+    }
+}