through sub_800DF90

asm/link_rfu.s

@@ -7,155 +7,6 @@
 
 @ file boundary?
 
-	thumb_func_start sub_800DE7C
-sub_800DE7C: @ 800DE7C
-	push {r4-r7,lr}
-	mov r7, r9
-	mov r6, r8
-	push {r6,r7}
-	adds r7, r0, 0
-	mov r8, r1
-	lsls r2, 24
-	lsrs r5, r2, 24
-	ldr r0, =gUnknown_03004140
-	ldrb r0, [r0, 0x6]
-	cmp r0, 0x1
-	bne _0800DED8
-	movs r0, 0x1
-	mov r9, r0
-	ldr r6, =gUnknown_03007890
-	ldr r0, [r6]
-	lsls r4, r5, 5
-	adds r0, r4
-	ldrh r0, [r0, 0x18]
-	bl sub_8010454
-	cmp r0, 0
-	beq _0800DEB8
-	ldr r1, [r6]
-	ldrb r0, [r1, 0x7]
-	asrs r0, r5
-	mov r2, r9
-	ands r0, r2
-	cmp r0, 0
-	bne _0800DEF0
-_0800DEB8:
-	adds r0, r7, 0
-	movs r1, 0
-	movs r2, 0xD
-	bl memset
-	mov r0, r8
-	movs r1, 0
-	movs r2, 0x8
-	bl memset
-	b _0800DF24
-	.pool
-_0800DED8:
-	movs r0, 0
-	mov r9, r0
-	ldr r6, =gUnknown_03007890
-	ldr r0, [r6]
-	lsls r4, r5, 5
-	adds r0, r4
-	ldrh r0, [r0, 0x18]
-	bl sub_8010454
-	cmp r0, 0
-	beq _0800DF10
-	ldr r1, [r6]
-_0800DEF0:
-	adds r1, r4, r1
-	adds r1, 0x1A
-	adds r0, r7, 0
-	movs r2, 0xD
-	bl memcpy
-	ldr r1, [r6]
-	adds r1, r4, r1
-	adds r1, 0x29
-	mov r0, r8
-	movs r2, 0x8
-	bl memcpy
-	b _0800DF24
-	.pool
-_0800DF10:
-	adds r0, r7, 0
-	movs r1, 0
-	movs r2, 0xD
-	bl memset
-	mov r0, r8
-	movs r1, 0
-	movs r2, 0x8
-	bl memset
-_0800DF24:
-	mov r0, r9
-	pop {r3,r4}
-	mov r8, r3
-	mov r9, r4
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_800DE7C
-
-	thumb_func_start sub_800DF34
-sub_800DF34: @ 800DF34
-	push {r4-r7,lr}
-	adds r3, r0, 0
-	adds r5, r1, 0
-	lsls r2, 24
-	movs r7, 0
-	ldr r6, =gUnknown_03007890
-	ldr r0, [r6]
-	lsrs r4, r2, 19
-	adds r2, r0, r4
-	ldrh r1, [r2, 0x18]
-	ldr r0, =0x00007f7d
-	cmp r1, r0
-	bne _0800DF74
-	adds r1, r2, 0
-	adds r1, 0x1A
-	adds r0, r3, 0
-	movs r2, 0xD
-	bl memcpy
-	ldr r1, [r6]
-	adds r1, r4, r1
-	adds r1, 0x29
-	adds r0, r5, 0
-	movs r2, 0x8
-	bl memcpy
-	movs r7, 0x1
-	b _0800DF88
-	.pool
-_0800DF74:
-	adds r0, r3, 0
-	movs r1, 0
-	movs r2, 0xD
-	bl memset
-	adds r0, r5, 0
-	movs r1, 0
-	movs r2, 0x8
-	bl memset
-_0800DF88:
-	adds r0, r7, 0
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_800DF34
-
-	thumb_func_start sub_800DF90
-sub_800DF90: @ 800DF90
-	push {r4,lr}
-	adds r4, r1, 0
-	ldr r1, =gUnknown_02022B14
-	movs r2, 0xD
-	bl memcpy
-	ldr r1, =gUnknown_02022B14 + 0xE
-	adds r0, r4, 0
-	movs r2, 0x8
-	bl memcpy
-	pop {r4}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_800DF90
-
 	thumb_func_start sub_800DFB4
 sub_800DFB4: @ 800DFB4
 	push {r4,r5,lr}

include/librfu.h

@@ -159,7 +159,8 @@ struct RfuUnk5
         u16 unk_00;
         u8 unk_02;
         u16 unk_04;
-        u8 filler_06[26];
+        u8 unk_06[15];
+        u8 unk_15[11];
     } unk_14[4];
 };
 

include/link_rfu.h

@@ -3,7 +3,7 @@
 
 // Exported type declarations
 
-struct UnkLinkRfuStruct_02022B14
+struct __attribute__((packed)) UnkLinkRfuStruct_02022B14
 {
     u16 unk_00_0:4;
     u16 unk_00_4:1;
@@ -23,8 +23,6 @@ struct UnkLinkRfuStruct_02022B14
     u8 playerGender:1;
     u8 unk_0b_1:7;
     u8 unk_0c;
-    u8 unk_0d;
-    u8 filler_0e[8];
 };
 
 struct UnkLinkRfuStruct_02022B2C

src/link_rfu.c

@@ -21,7 +21,8 @@ IWRAM_DATA u8 gUnknown_03000D80[16];
 IWRAM_DATA u16 gUnknown_03000D90[8];
 
 EWRAM_DATA u8 gUnknown_02022B10 = 0;
-EWRAM_DATA struct UnkLinkRfuStruct_02022B14 gUnknown_02022B14 = {};
+EWRAM_DATA ALIGNED(4) struct UnkLinkRfuStruct_02022B14 gUnknown_02022B14 = {};
+EWRAM_DATA ALIGNED(2) u8 gUnknown_02022B22[8] = {};
 EWRAM_DATA struct UnkLinkRfuStruct_02022B2C gUnknown_02022B2C = {};
 
 // Static ROM declarations
@@ -42,6 +43,7 @@ static void sub_800D434(void);
 static void sub_800D610(void);
 void sub_800D630(void);
 bool8 sub_800DAC8(struct UnkRfuStruct_2_Sub_c1c *q1, u8 *q2);
+bool32 sub_8010454(u16 a0);
 
 // .rodata
 
@@ -1953,3 +1955,61 @@ void sub_800DD94(struct UnkLinkRfuStruct_02022B14 *data, u8 r9, bool32 r2, int r
     data->unk_01_0 = IsNationalPokedexEnabled();
     data->unk_01_1 = FlagGet(FLAG_SYS_GAME_CLEAR);
 }
+
+bool8 sub_800DE7C(void *buff1, void *buff2, u8 idx)
+{
+    bool8 retVal;
+
+    if (gUnknown_03004140.unk_06 == 1)
+    {
+        retVal = TRUE;
+        if (sub_8010454(gUnknown_03007890->unk_14[idx].unk_04) && ((gUnknown_03007890->unk_07 >> idx) & 1))
+        {
+            memcpy(buff1, gUnknown_03007890->unk_14[idx].unk_06, 13);
+            memcpy(buff2, gUnknown_03007890->unk_14[idx].unk_15, 8);
+        }
+        else
+        {
+            memset(buff1, 0, 13);
+            memset(buff2, 0, 8);
+        }
+    }
+    else
+    {
+        retVal = FALSE;
+        if (sub_8010454(gUnknown_03007890->unk_14[idx].unk_04))
+        {
+            memcpy(buff1, gUnknown_03007890->unk_14[idx].unk_06, 13);
+            memcpy(buff2, gUnknown_03007890->unk_14[idx].unk_15, 8);
+        }
+        else
+        {
+            memset(buff1, 0, 13);
+            memset(buff2, 0, 8);
+        }
+    }
+    return retVal;
+}
+
+bool8 sub_800DF34(void *buff1, void *buff2, u8 idx)
+{
+    bool8 retVal = FALSE;
+    if (gUnknown_03007890->unk_14[idx].unk_04 == 0x7F7D)
+    {
+        memcpy(buff1, gUnknown_03007890->unk_14[idx].unk_06, 13);
+        memcpy(buff2, gUnknown_03007890->unk_14[idx].unk_15, 8);
+        retVal = TRUE;
+    }
+    else
+    {
+        memset(buff1, 0, 13);
+        memset(buff2, 0, 8);
+    }
+    return retVal;
+}
+
+void sub_800DF90(void *buff1, void *buff2)
+{
+    memcpy(buff1, &gUnknown_02022B14, 13);
+    memcpy(buff2, gUnknown_02022B22, 8);
+}