[WIP] Extract all external function declarations to headers (#114)

* Extract other external function declarations

* Fix GBA compilation

* Revert `sub_803C434` to asm

1 files changed, 6 insertions, 125 deletions

diff --git a/src/rom4.c b/src/rom4.c
index 493f37513..2fdee966c 100644
--- a/src/rom4.c
+++ b/src/rom4.c
@@ -1,5 +1,10 @@
 #include "global.h"
 #include "rom4.h"
+#include "asm.h"
+#include "asm_fieldmap.h"
+#include "battle_setup.h"
+#include "berry.h"
+#include "field_map_obj.h"
 #include "field_player_avatar.h"
 #include "menu.h"
 #include "weather.h"
@@ -11,6 +16,7 @@
 #include "new_game.h"
 #include "heal_location.h"
 #include "field_message_box.h"
+#include "safari_zone.h"
 #include "script.h"
 #include "songs.h"
 #include "sound.h"
@@ -23,7 +29,6 @@
 #include "field_camera.h"
 #include "field_effect.h"
 #include "wild_encounter.h"
-#include "asm_fieldmap.h"
 
 #ifdef SAPPHIRE
 #define LEGENDARY_MUSIC BGM_OOAME  // Heavy Rain
@@ -37,37 +42,6 @@ struct UnkTVStruct
     u32 tv_field_4;
 };
 
-struct UnkPlayerStruct
-{
-    u8 player_field_0;
-    u8 player_field_1;
-};
-
-struct UnkInputStruct
-{
-    u8 input_field_0;
-    u8 input_field_1;
-    u8 input_field_2;
-    u8 input_field_3;
-};
-
-struct UnkStruct_8054FF8_Substruct
-{
-    s16 x;
-    s16 y;
-    u8 field_8;
-};
-
-struct UnkStruct_8054FF8
-{
-    u8 a;
-    u8 b;
-    u8 c;
-    u8 d;
-    struct UnkStruct_8054FF8_Substruct sub;
-    u16 field_C;
-};
-
 struct LinkPlayerMapObject
 {
     u8 active;
@@ -140,99 +114,6 @@ extern const struct WarpData gDummyWarpData;
 extern s32 gUnknown_0839ACE8;
 extern u32 gUnknown_08216694[];
 
-extern u8 sub_810D32C(void);
-extern void sub_8080B60(void);
-extern void sub_810CC80(void);
-extern void sub_8080AC4(void);
-extern void sub_8080A3C(void);
-extern void atk17_seteffectuser(void);
-extern void sub_80809B0(void);
-extern void sub_8080990(void);
-extern u8 sub_80BBB24(void);
-extern u8 *sub_80682A8(void *, u8, u8);
-extern u8 *sub_8068E24(struct UnkStruct_8054FF8_Substruct *);
-extern u8 ZCoordToPriority(u8);
-
-void sub_8082BD0(u16, u16);
-void player_avatar_init_params_reset(void);
-u8 player_get_direction_lower_nybble(void);
-u8 sub_8053B00(struct UnkPlayerStruct *playerStruct, u16, u8);
-u8 sub_8053B60(struct UnkPlayerStruct *playerStruct, u8, u16, u8);
-u8 MetatileBehavior_IsSurfableWaterOrUnderwater(u8);
-bool8 sub_8056F24(u8);
-bool8 sub_8056F08(u8);
-bool8 MetatileBehavior_IsDoor(u8);
-bool8 MetatileBehavior_IsSouthArrowWarp(u8);
-bool8 MetatileBehavior_IsNorthArrowWarp(u8);
-bool8 MetatileBehavior_IsWestArrowWarp(u8);
-bool8 MetatileBehavior_IsEastArrowWarp(u8);
-bool8 MetatileBehavior_IsLadder(u8);
-u16 cur_mapdata_block_role_at_screen_center_acc_to_sav1(void);
-bool32 sub_8053C44(void);
-void sub_8053C98(void);
-void sub_8053F0C(void);
-u8 is_light_level_8_or_9(u8);
-void sub_8054164(void);
-void sub_8055354(void);
-void c2_overworld(void);
-void CB2_LoadMap2(void);
-void c2_80567AC(void);
-void c2_exit_to_overworld_2_link(void);
-void c2_exit_to_overworld_2_local(void);
-void FieldClearVBlankHBlankCallbacks(void);
-void SetFieldVBlankCallback(void);
-void VBlankCB_Field(void);
-bool32 sub_805483C(u8 *);
-bool32 sub_805493C(u8 *, u32);
-bool32 sub_8054A4C(u8 *);
-bool32 sub_8054A9C(u8 *a1);
-void do_load_map_stuff_loop(u8 *a1);
-void sub_8054BA8(void);
-void sub_8054C2C(void);
-void sub_8054C54(void);
-void sub_8054D4C(u32 a1);
-void sub_8054D90(void);
-void mli4_mapscripts_and_other(void);
-void sub_8054E20(void);
-void sub_8054E34(void);
-void sub_8054E60(void);
-void sub_8054E7C(void);
-void sub_8054E98(void);
-void sub_8054EC8(void);
-void sub_8054F48(void);
-void sub_8054F70(void);
-u16 sub_805530C(u16);
-void sub_8055340(u16 *);
-u16 sub_8055390(u32);
-u16 sub_80553E4(u32);
-u16 sub_8055408(u32);
-u16 sub_8055438(u32);
-bool32 sub_8055618(struct UnkStruct_8054FF8 *);
-bool32 sub_8055630(struct UnkStruct_8054FF8 *);
-u8 *sub_8055648(struct UnkStruct_8054FF8 *);
-bool32 sub_8055660(struct UnkStruct_8054FF8 *);
-u8 *sub_805568C(struct UnkStruct_8054FF8 *);
-u16 sub_8055758(u8 *);
-void sub_80557E8(void);
-void sub_80557F4(void);
-void sub_8055808(u8 *);
-void sub_8055824(void);
-void sub_8055840(u8 *);
-void sub_805585C(void);
-bool32 sub_8055870(void);
-void SpawnLinkPlayerMapObject(u8, s16, s16, u8);
-void InitLinkPlayerMapObjectPos(struct MapObject *, s16, s16);
-void sub_80555B0(int, int, struct UnkStruct_8054FF8 *);
-u8 sub_8055AE8(u8);
-void sub_8055B08(u8, u16 *, u16 *);
-u8 sub_8055B30(u8);
-u8 sub_8055B50(u8);
-u8 GetLinkPlayerIdAt(s16, s16);
-void sub_8055BFC(u8, u8);
-u8 npc_something3(u8, u8);
-u8 LinkPlayerDetectCollision(u8, u8, s16, s16);
-void CreateLinkPlayerSprite(u8);
-void SpriteCB_LinkPlayer(struct Sprite *);
 
 void sub_8052F5C(void)
 {