sub_800C7B4

1 files changed, 367 insertions, 0 deletions

diff --git a/src/link_rfu.c b/src/link_rfu.c
index de0b782f8..12ec3e708 100644
--- a/src/link_rfu.c
+++ b/src/link_rfu.c
@@ -32,7 +32,10 @@ void sub_800D610(void);
 void sub_800C744(u32 a0);
 void sub_800CF34(void);
 void sub_800D158(void);
+void sub_800D20C(void);
 void sub_800D268(void);
+u8 sub_800D294(void);
+void sub_800D358(void);
 void sub_800D434(void);
 
 // .rodata
@@ -609,3 +612,367 @@ void sub_800C744(u32 a0)
         gUnknown_03004140.unk_04 = 9;
     }
 }
+
+void sub_800C7B4(u16 r8, u16 r6)
+{
+    u8 sp0;
+    register u8 *stwiRecvBuffer asm("r0");
+    u8 *tmp;
+    u8 i;
+
+    if (gUnknown_03004140.unk_0e != 0)
+    {
+        gUnknown_03004140.unk_0e = 0;
+        switch (r8)
+        {
+            case 16:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05;
+                    gUnknown_03004140.unk_05 = 4;
+                }
+                break;
+            case 23:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05;
+                    gUnknown_03004140.unk_05 = 0;
+                }
+                break;
+            case 22:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+                    sub_800D30C(0x00, 0x00);
+                }
+                break;
+            case 25:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 6;
+                }
+                break;
+            case 26:
+                if (gUnknown_03004140.unk_1a && --gUnknown_03004140.unk_1a == 0)
+                {
+                    gUnknown_03004140.unk_04 = 7;
+                    gUnknown_03004140.unk_05 = 8;
+                }
+                break;
+            case 27:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05;
+                    gUnknown_03004140.unk_05 = 0;
+                    if (gUnknown_03004140.unk_07 == 0)
+                    {
+                        sub_800D30C(0x13, 0x00);
+                    }
+                }
+                break;
+            case 28:
+                if (r6 == 0)
+                {
+                    if (gUnknown_03004140.unk_0b == 1 && gUnknown_03004140.unk_1a > 1)
+                    {
+                        gUnknown_03004140.unk_1a--;
+                    }
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 10;
+                }
+                break;
+            case 29:
+                if (r6 == 0)
+                {
+                    sp0 = sub_800D294();
+                    gUnknown_03004140.unk_14 = sp0;
+                    if (sp0)
+                    {
+                        sub_800D30C(0x20, 0x01);
+                    }
+                    if (gUnknown_03004140.unk_0b && gUnknown_03004140.unk_1a != 1 && gUnknown_03007890->unk_08 == 4)
+                    {
+                        rfu_REQ_endSearchParent();
+                        rfu_waitREQComplete();
+                        gUnknown_03004140.unk_04 = 9;
+                        gUnknown_03004140.unk_0b = 1;
+                    }
+                }
+                if (gUnknown_03004140.unk_1a && --gUnknown_03004140.unk_1a == 0)
+                {
+                    gUnknown_03004140.unk_04 = 11;
+                    gUnknown_03004140.unk_05 = 0;
+                }
+                break;
+            case 30:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05;
+                    if (gUnknown_03004140.unk_07 == 0)
+                    {
+                        if (gUnknown_03004140.unk_04 == 0)
+                        {
+                            sub_800D30C(0x21, 0x00);
+                        }
+                    }
+                    else if (gUnknown_03004140.unk_07 != 7)
+                    {
+                        gUnknown_03004140.unk_04 = 5;
+                        gUnknown_03004140.unk_07 = 5;
+                    }
+                }
+                break;
+            case 31:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 13;
+                }
+                break;
+            case 32:
+                if (r6 == 0 && !rfu_getConnectParentStatus(&sp0, &gUnknown_03004140.unk_10) && !sp0)
+                {
+                    gUnknown_03004140.unk_04 = 14;
+                }
+                if (gUnknown_03004140.unk_1a && --gUnknown_03004140.unk_1a == 0)
+                {
+                    gUnknown_03004140.unk_04 = 14;
+                }
+                break;
+            case 33:
+                if (r6 == 0 && !rfu_getConnectParentStatus(&sp0, &gUnknown_03004140.unk_10))
+                {
+                    if (!sp0)
+                    {
+                        gUnknown_03004140.unk_04 = 19;
+                        gUnknown_03004140.unk_05 = 15;
+                        gUnknown_03004140.unk_1e = 0x22;
+                        gUnknown_03004140.unk_14 = gUnknown_03004140.unk_10;
+                    }
+                    else
+                    {
+                        gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+                        gUnknown_03004140.unk_1e = 0x23;
+                        gUnknown_03004140.unk_14 = sp0;
+                        if (gUnknown_03004140.unk_07)
+                        {
+                            gUnknown_03004140.unk_07 = 3;
+                            gUnknown_03004140.unk_04 = 9;
+                        }
+                    }
+                    sub_800D30C(gUnknown_03004140.unk_1e, 0x01);
+                    gUnknown_03004140.unk_1e = 0;
+                }
+                break;
+            case 50:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_14 = gUnknown_03007890->unk_03;
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 17;
+                    for (gUnknown_03004140.unk_10 = 0; gUnknown_03004140.unk_10 < 4; gUnknown_03004140.unk_10 ++)
+                    {
+                        if ((gUnknown_03007890->unk_03 >> gUnknown_03004140.unk_10) & 1)
+                        {
+                            break;
+                        }
+                    }
+                }
+                break;
+            case 51:
+                if (r6 == 0 && !rfu_CHILD_getConnectRecoveryStatus(&sp0) && sp0 < 2)
+                {
+                    gUnknown_03004140.unk_04 = 18;
+                }
+                if (gUnknown_03004140.unk_34[gUnknown_03004140.unk_10] && --gUnknown_03004140.unk_34[gUnknown_03004140.unk_10] == 0)
+                {
+                    gUnknown_03004140.unk_04 = 18;
+                }
+                break;
+            case 52:
+                if (r6 == 0 && !rfu_CHILD_getConnectRecoveryStatus(&sp0))
+                {
+                    if (!sp0)
+                    {
+                        gUnknown_03004140.unk_04 = 19;
+                        gUnknown_03004140.unk_05 = 22;
+                        gUnknown_03004140.unk_1e = 0x32;
+                    }
+                    else
+                    {
+                        gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+                        sub_800D334(gUnknown_03007890->unk_03);
+                        gUnknown_03004140.unk_1e = 0x33;
+                    }
+                    gUnknown_03004140.unk_34[gUnknown_03004140.unk_10] = 0;
+                    gUnknown_03004140.unk_30 = 0;
+                    gUnknown_03004140.unk_0a = 0;
+                    sub_800D30C(gUnknown_03004140.unk_1e, 0x01);
+                    gUnknown_03004140.unk_1e = 0;
+                }
+                break;
+            case 39:
+                if (r6 == 0)
+                {
+                    if (gUnknown_03004140.unk_05 == 22)
+                    {
+                        gUnknown_03004140.unk_04 = gUnknown_03004140.unk_11;
+                        gUnknown_03004140.unk_05 = gUnknown_03004140.unk_12;
+                        gUnknown_03004140.unk_02 = 1;
+                        sub_800D30C(0x41, 0x00);
+                    }
+                    else if (gUnknown_03004140.unk_05 == 15)
+                    {
+                        gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05;
+                        gUnknown_03004140.unk_02 = 1;
+                        sub_800D30C(0x41, 0x00);
+                        gUnknown_03004140.unk_24 |= 1 << gUnknown_03004140.unk_10;
+                        gUnknown_03004140.unk_28[gUnknown_03004140.unk_10] = gUnknown_03004140.unk_26;
+                        rfu_clearSlot(4, gUnknown_03004140.unk_10);
+                        tmp = &sp0;
+                        *tmp = rfu_NI_CHILD_setSendGameName(gUnknown_03004140.unk_10, 0x0e);
+                        if (*tmp)
+                        {
+                            gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+                            sub_800D610();
+                            sub_800D334(gUnknown_03007890->unk_02 | gUnknown_03007890->unk_03);
+                            gUnknown_03004140.unk_14 = sp0;
+                            sub_800D30C(0x25, 0x01);
+                        }
+                    }
+                }
+                break;
+            case 61:
+                if (r6 == 0)
+                {
+                    gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+                    sub_800D30C(0x42, 0x00);
+                }
+                break;
+        }
+        gUnknown_03004140.unk_0e = 1;
+    }
+    else if (r6 == 3 && gUnknown_03004140.unk_0f && (r8 == 0x24 || r8 == 0x26 || r8 == 0x27))
+    {
+        rfu_REQ_RFUStatus();
+        rfu_waitREQComplete();
+        rfu_getRFUStatus(&sp0);
+        if (sp0 == 0 && gUnknown_03007890->unk_00 == 0)
+        {
+            stwiRecvBuffer = rfu_getSTWIRecvBuffer();
+            stwiRecvBuffer[4] = gUnknown_03007890->unk_02;
+            stwiRecvBuffer[5] = 1;
+            sub_800C36C(0x29);
+            r6 = 0;
+        }
+    }
+    switch (r8)
+    {
+        case 48:
+            if (r6 == 0)
+            {
+                stwiRecvBuffer = rfu_getSTWIRecvBuffer();
+                gUnknown_03004140.unk_14 = stwiRecvBuffer[8];
+                sub_800D358();
+                if (gUnknown_03004140.unk_30)
+                {
+                    gUnknown_03004140.unk_30 &= ~gUnknown_03004140.unk_14;
+                    for (i = 0; i < 4; i++)
+                    {
+                        if ((gUnknown_03004140.unk_14 >> i) & 1)
+                        {
+                            gUnknown_03004140.unk_34[i] = 0;
+                        }
+                    }
+                    if (gUnknown_03004140.unk_06 == 0)
+                    {
+                        gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+                    }
+                }
+                sp0 = gUnknown_03004140.unk_00 & gUnknown_03004140.unk_14;
+                for (i = 0; i < 4; i++)
+                {
+                    if ((sp0 >> i) & 1 && gUnknown_03004140.unk_01)
+                    {
+                        gUnknown_03004140.unk_01--;
+                    }
+                }
+                gUnknown_03004140.unk_00 &= ~gUnknown_03004140.unk_14;
+                if (gUnknown_03004140.unk_07)
+                {
+                    if (gUnknown_03007890->unk_00 == 0xFF)
+                    {
+                        if (gUnknown_03004140.unk_07 == 8)
+                        {
+                            gUnknown_03004140.unk_1a = gUnknown_03004140.unk_1c;
+                            gUnknown_03004140.unk_07 = 6;
+                            gUnknown_03004140.unk_04 = 6;
+                        }
+                        else if (gUnknown_03004140.unk_04 != 6 && gUnknown_03004140.unk_04 != 7)
+                        {
+                            gUnknown_03004140.unk_07 = 1;
+                            gUnknown_03004140.unk_04 = 5;
+                        }
+                    }
+                }
+                if (gUnknown_03007890->unk_00 == 0xFF)
+                {
+                    if (gUnknown_03004140.unk_04 == 0)
+                    {
+                        gUnknown_03004140.unk_06 = -1;
+                    }
+                }
+                if (gUnknown_03004140.unk_0e == 0)
+                {
+                    sub_800D30C(0x40, 0x01);
+                }
+            }
+            break;
+        case 38:
+            sub_800D20C();
+            if (gUnknown_03007890->unk_00 != 0xFF)
+            {
+                sub_800D30C(0x50, 0x00);
+            }
+            break;
+        case 16:
+        case 61:
+            if (r6 == 0)
+            {
+                gUnknown_03004140.unk_0d = 0;
+                gUnknown_03004140.unk_01 = 0;
+                gUnknown_03004140.unk_00 = 0;;
+                gUnknown_03004140.unk_06 = -1;
+                sub_800D610();
+                if (r8 == 61)
+                {
+                    sub_800BFA0();
+                }
+            }
+            break;
+    }
+    if (r6 != 0)
+    {
+        if (r8 == 28 && r6 != 0 && gUnknown_03004140.unk_07 == 4)
+        {
+            gUnknown_03007890->unk_00 = 1;
+            gUnknown_03007890->unk_02 = 15;
+            sub_800D334(15);
+            rfu_waitREQComplete();
+            return;
+        }
+        else
+        {
+            gUnknown_03004140.unk_14 = r8;
+            gUnknown_03004140.unk_16 = r6;
+            if (gUnknown_03004140.unk_0e)
+            {
+                gUnknown_03004140.unk_04 = gUnknown_03004140.unk_05 = 0;
+            }
+            sub_800D30C(0xf0, 0x02);
+            sub_800D610();
+        }
+    }
+    if (r8 == 0xFF)
+    {
+        sub_800D30C(0xf2, 0x00);
+        sub_800D610();
+    }
+}