1 files changed, 149 insertions, 1 deletions

diff --git a/src/battle/contest_link_80C857C.c b/src/battle/contest_link_80C857C.c
index e0b24b9e1..3360ecbb6 100644
--- a/src/battle/contest_link_80C857C.c
+++ b/src/battle/contest_link_80C857C.c
@@ -1,9 +1,13 @@
 #include "global.h"
 #include "ewram.h"
 #include "task.h"
+#include "contest.h"
+#include "text.h"
+#include "string_util.h"
 #include "link.h"
 
-void sub_80C8644(u8 taskId);
+static void sub_80C8644(u8 taskId);
+static void sub_80C8660(u8 taskId);
 
 void sub_80C857C(const void *data, u16 size)
 {
@@ -45,6 +49,150 @@ void sub_80C8604(u8 taskId)
     gTasks[taskId].func = sub_80C8644;
 }
 
+static void sub_80C8644(u8 taskId)
+{
+    gTasks[taskId].func = sub_80C8660;
+}
+
+static void sub_80C8660(u8 taskId)
+{
+    if (gReceivedRemoteLinkPlayers)
+    {
+        gContestPlayerMonIndex = GetMultiplayerId();
+        if (GetLinkPlayerCount() == MAX_LINK_PLAYERS)
+        {
+            gIsLinkContest = TRUE;
+            SwitchTaskToFollowupFunc(taskId);
+        }
+    }
+}
+
+#ifdef NONMATCHING
+u8 sub_80C86A0(const u8 *string)
+{
+    u8 language = GAME_LANGUAGE;
+    if (string[0] == EXT_CTRL_CODE_BEGIN && string[1] == 0x15)
+        return language;
+    if (StringLength(string) > 5)
+        return language;
+    for (; *string != EOS; string++)
+    {
+        if (!((*string >= CHAR_A && *string <= CHAR_z) ||
+            (*string >= CHAR_0 + 0 && *string <= CHAR_0 + 9) ||
+            *string == CHAR_SPACE ||
+            *string == CHAR_PERIOD ||
+            *string == CHAR_COMMA ||
+            *string == 0xAB ||
+            *string == CHAR_QUESTION_MARK ||
+            *string == CHAR_MALE ||
+            *string == CHAR_FEMALE ||
+            *string == CHAR_SLASH ||
+            *string == CHAR_HYPHEN ||
+            *string == CHAR_ELLIPSIS ||
+            *string == 0xB1 ||
+            *string == 0xB2 ||
+            *string == 0xB3 ||
+            *string == 0xB1
+        ))
+        {
+            language = LANGUAGE_JAPANESE;
+            break;
+        }
+    }
+    return language;
+}
+#else
+__attribute__((naked)) u8 sub_80C86A0(const u8 *string)
+{
+    asm_unified("\tpush {r4,r5,lr}\n"
+                    "\tadds r4, r0, 0\n"
+                    ".ifdef ENGLISH\n"
+                    "\tmovs r5, 0x2\n"
+                    ".else\n"
+                    "\tmovs r5, 0x5\n"
+                    ".endif\n"
+                    "\tldrb r0, [r4]\n"
+                    "\tcmp r0, 0xFC\n"
+                    "\tbne _080C86B6\n"
+                    "\tldrb r0, [r4, 0x1]\n"
+                    "\tcmp r0, 0x15\n"
+                    "\tbne _080C86B6\n"
+                    ".ifdef ENGLISH\n"
+                    "\tmovs r0, 0x2\n"
+                    ".else\n"
+                    "\tmovs r0, 0x5\n"
+                    ".endif\n"
+                    "\tb _080C872C\n"
+                    "_080C86B6:\n"
+                    "\tadds r0, r4, 0\n"
+                    "\tbl StringLength\n"
+                    "\tlsls r0, 16\n"
+                    "\tlsrs r0, 16\n"
+                    "\tcmp r0, 0x5\n"
+                    "\tbhi _080C872A\n"
+                    "\tldrb r0, [r4]\n"
+                    "\tcmp r0, 0xFF\n"
+                    "\tbeq _080C872A\n"
+                    "_080C86CA:\n"
+                    "\tldrb r1, [r4]\n"
+                    "\tadds r0, r1, 0\n"
+                    "\tadds r0, 0x45\n"
+                    "\tlsls r0, 24\n"
+                    "\tlsrs r0, 24\n"
+                    "\tcmp r0, 0x33\n"
+                    "\tbls _080C871E\n"
+                    "\tadds r0, r1, 0\n"
+                    "\tadds r0, 0x5F\n"
+                    "\tlsls r0, 24\n"
+                    "\tlsrs r0, 24\n"
+                    "\tcmp r0, 0x9\n"
+                    "\tbls _080C871E\n"
+                    "\tadds r0, r1, 0\n"
+                    "\tcmp r0, 0\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xAD\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB8\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xAB\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xAC\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB5\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB6\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xBA\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xAE\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB0\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB1\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB2\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB3\n"
+                    "\tbeq _080C871E\n"
+                    "\tcmp r0, 0xB1\n"
+                    "\tbne _080C8728\n"
+                    "_080C871E:\n"
+                    "\tadds r4, 0x1\n"
+                    "\tldrb r0, [r4]\n"
+                    "\tcmp r0, 0xFF\n"
+                    "\tbne _080C86CA\n"
+                    "\tb _080C872A\n"
+                    "_080C8728:\n"
+                    "\tmovs r5, 0x1\n"
+                    "_080C872A:\n"
+                    "\tadds r0, r5, 0\n"
+                    "_080C872C:\n"
+                    "\tpop {r4,r5}\n"
+                    "\tpop {r1}\n"
+                    "\tbx r1");
+}
+#endif
+
 asm(".section .text_de");
 
 #if GERMAN