sort out most of functions.h

68 files changed, 255 insertions, 200 deletions

diff --git a/src/code_08049DF4.c b/src/code_08049DF4.c
index 06b77524..91029146 100644
--- a/src/code_08049DF4.c
+++ b/src/code_08049DF4.c
@@ -6,6 +6,7 @@
 #include "map.h"
 #include "player.h"
 #include "room.h"
+#include "enemy.h"
 
 extern Entity* gUnk_020000B0;
 extern Entity* (*const gUnk_080D3BE8[])(void);
diff --git a/src/createEnemy.c b/src/createEnemy.c
index 36c4d4d4..6c97985c 100644
--- a/src/createEnemy.c
+++ b/src/createEnemy.c
@@ -1,7 +1,7 @@
 #include "enemy.h"
 
 /** Unsets bitfield 0x80 before calling GetNextFunction, so that the enemyFunction 1 is not called. */
-void EnemyFunctionHandlerAfterCollision(Entity* entity, void (*fntable[])()) {
+void EnemyFunctionHandlerAfterCollision(Entity* entity, void (*const fntable[])()) {
     u32 idx;
     entity->contactFlags &= ~0x80;
     idx = GetNextFunction(entity);
diff --git a/src/enemy/acroBandits.c b/src/enemy/acroBandits.c
index 0fd0c667..3adbbea4 100644
--- a/src/enemy/acroBandits.c
+++ b/src/enemy/acroBandits.c
@@ -11,6 +11,13 @@
 extern Entity* gUnk_020000B0;
 extern void (*const gUnk_080012C8[])(Entity*);
 
+static void sub_08031E48(Entity* this, Entity* child);
+static void sub_08032290(Entity* this);
+static bool32 sub_080322A4(Entity* this);
+static void sub_08032338(Entity* this);
+static void sub_080322E8(Entity* this);
+static bool32 sub_08031E04(Entity* this);
+
 void AcroBandit_OnTick(Entity* this);
 void AcroBandit_OnCollision(Entity* this);
 void AcroBandit_OnKnockback(Entity* this);
@@ -319,7 +326,7 @@ void AcroBandit_Type0Action8(Entity* this) {
     }
 }
 
-bool32 sub_08031E04(Entity* this) {
+static bool32 sub_08031E04(Entity* this) {
     static const s8 gUnk_080CE5C0[] = { -32, 0, 0, 32, 32, 0, 0, 0 };
     Entity* ent;
     const s8* tmp;
@@ -332,7 +339,7 @@ bool32 sub_08031E04(Entity* this) {
     return EntityWithinDistance(this, ent->x.HALF.HI + tmp[0], ent->y.HALF.HI + tmp[1], 0x50);
 }
 
-void sub_08031E48(Entity* this, Entity* child) {
+static void sub_08031E48(Entity* this, Entity* child) {
     CopyPosition(this, child);
     child->field_0x6c.HALF.LO = this->field_0x6c.HALF.LO;
     child->field_0x70.HALF.LO = this->field_0x70.HALF.LO;
@@ -534,13 +541,13 @@ void AcroBandit_Type1Action9(Entity* this) {
     }
 }
 
-void sub_08032290(Entity* this) {
+static void sub_08032290(Entity* this) {
     this->action = 6;
     this->timer = 12;
     InitializeAnimation(this, 11);
 }
 
-bool32 sub_080322A4(Entity* this) {
+static bool32 sub_080322A4(Entity* this) {
     if (this->child != NULL && (this->child->z.HALF.HI + 8) >= this->z.HALF.HI) {
         if (this->z.HALF.HI) {
             this->action = 5;
@@ -555,7 +562,7 @@ bool32 sub_080322A4(Entity* this) {
     return FALSE;
 }
 
-void sub_080322E8(Entity* this) {
+static void sub_080322E8(Entity* this) {
     if (this->field_0x78.HALF.LO) {
         if (--this->field_0x78.HALF.LO == 0) {
             u32 flipX = this->spriteSettings.flipX;
@@ -573,7 +580,7 @@ void sub_080322E8(Entity* this) {
     }
 }
 
-void sub_08032338(Entity* this) {
+static void sub_08032338(Entity* this) {
     if ((((Entity*)this->field_0x7c.WORD)->timer += 15) != 80)
         this->field_0x6c.HALF.LO = 0;
 }
diff --git a/src/enemy/bladeTrap.c b/src/enemy/bladeTrap.c
index 5a44b954..86fe70d0 100644
--- a/src/enemy/bladeTrap.c
+++ b/src/enemy/bladeTrap.c
@@ -8,7 +8,7 @@
 #include "sound.h"
 #include "entity.h"
 #include "room.h"
-#include "functions.h"
+#include "object.h"
 
 void BladeTrap(Entity* this) {
     if (this->action == 0) {
diff --git a/src/enemy/bombarossa.c b/src/enemy/bombarossa.c
index aec4f188..fb2c8f31 100644
--- a/src/enemy/bombarossa.c
+++ b/src/enemy/bombarossa.c
@@ -3,7 +3,6 @@
 #include "enemy.h"
 #include "room.h"
 #include "object.h"
-#include "functions.h"
 
 typedef struct {
     Entity base;
diff --git a/src/enemy/enemy64.c b/src/enemy/enemy64.c
index 007d7a32..529bce1e 100644
--- a/src/enemy/enemy64.c
+++ b/src/enemy/enemy64.c
@@ -447,7 +447,8 @@ void sub_08049998(Enemy64Entity* this, u32 param_2) {
 void sub_080499F0(Enemy64Entity* this) {
     u32 tmp;
 
-    if ((((super->action != 0) && (gPlayerEntity.z.HALF.HI == 0)) && (PlayerCanBeMoved())) && ((this->unk_7c & 1) == 0)) {
+    if ((((super->action != 0) && (gPlayerEntity.z.HALF.HI == 0)) && (PlayerCanBeMoved())) &&
+        ((this->unk_7c & 1) == 0)) {
         if (EntityWithinDistance(&gPlayerEntity, super->x.HALF.HI, super->y.HALF.HI, 0x24) &&
             ((this->unk_7c & 2) == 0)) {
             tmp = sub_080045DA((s32)gPlayerEntity.x.HALF.HI - super->x.HALF.HI,
diff --git a/src/enemy/helmasaur.c b/src/enemy/helmasaur.c
index 609a4b07..bce46d65 100644
--- a/src/enemy/helmasaur.c
+++ b/src/enemy/helmasaur.c
@@ -8,6 +8,7 @@
 #include "enemy.h"
 #include "object.h"
 #include "functions.h"
+#include "collision.h"
 
 extern u32 sub_0804A024(Entity*, u32, u32);
 
diff --git a/src/enemy/keese.c b/src/enemy/keese.c
index 424432a5..a493142b 100644
--- a/src/enemy/keese.c
+++ b/src/enemy/keese.c
@@ -6,7 +6,8 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
+#include "player.h"
 
 extern void GenericKnockback2(Entity*);
 extern void Keese_StartFly(Entity*);
diff --git a/src/enemy/lakitu.c b/src/enemy/lakitu.c
index a4c2e6a0..784c21a5 100644
--- a/src/enemy/lakitu.c
+++ b/src/enemy/lakitu.c
@@ -7,7 +7,8 @@
 
 #include "global.h"
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
+#include "player.h"
 
 extern void (*const LakituActionFuncs[])(Entity*);
 
diff --git a/src/enemy/lakituCloud.c b/src/enemy/lakituCloud.c
index 26eb535b..6e2c7091 100644
--- a/src/enemy/lakituCloud.c
+++ b/src/enemy/lakituCloud.c
@@ -9,9 +9,11 @@
 #include "asm.h"
 #include "entity.h"
 #include "player.h"
-#include "functions.h"
 #include "effects.h"
 #include "enemy.h"
+#include "physics.h"
+#include "room.h"
+#include "object.h"
 
 extern void (*const LakituCloud_Functions[6])(Entity*);
 extern void (*const gUnk_080D0430[3])(Entity*);
diff --git a/src/enemy/leever.c b/src/enemy/leever.c
index fe7095da..fd041835 100644
--- a/src/enemy/leever.c
+++ b/src/enemy/leever.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
 
 extern u32 sub_080B1B18(s32, s32, u32);
 extern u32 sub_080B1AB4(s32, s32, u32);
diff --git a/src/enemy/likeLike.c b/src/enemy/likeLike.c
index bca36368..0e7abeb9 100644
--- a/src/enemy/likeLike.c
+++ b/src/enemy/likeLike.c
@@ -9,7 +9,6 @@
 #include "message.h"
 #include "save.h"
 #include "object.h"
-#include "functions.h"
 #include "item.h"
 
 extern bool32 ItemIsShield(u32);
diff --git a/src/enemy/miniSlime.c b/src/enemy/miniSlime.c
index 80e0666e..2231c83e 100644
--- a/src/enemy/miniSlime.c
+++ b/src/enemy/miniSlime.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
 
 void sub_08045374(Entity*);
 
diff --git a/src/enemy/mulldozer.c b/src/enemy/mulldozer.c
index adaa991a..89e0a002 100644
--- a/src/enemy/mulldozer.c
+++ b/src/enemy/mulldozer.c
@@ -9,7 +9,6 @@
 #include "global.h"
 #include "collision.h"
 #include "enemy.h"
-#include "functions.h"
 
 typedef struct {
     /*0x00*/ Entity base;
diff --git a/src/enemy/octorok.c b/src/enemy/octorok.c
index e36bc8af..267b0acf 100644
--- a/src/enemy/octorok.c
+++ b/src/enemy/octorok.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
 
 void Octorok_Pause(Entity*);
 bool32 Octorok_FacesPlayer(Entity*);
diff --git a/src/enemy/octorokGolden.c b/src/enemy/octorokGolden.c
index c630053d..7af19a82 100644
--- a/src/enemy/octorokGolden.c
+++ b/src/enemy/octorokGolden.c
@@ -1,6 +1,7 @@
-#include "entity.h"
+#include "collision.h"
+#include "map.h"
 #include "enemy.h"
-#include "functions.h"
+#include "player.h"
 
 void (*const OctorokGolden_Functions[])(Entity*);
 void (*const gUnk_080CF484[])(Entity*);
@@ -10,6 +11,7 @@ const u8 gUnk_080CF498[];
 
 void sub_08037E14(Entity* this);
 bool32 sub_08037E90(Entity* this);
+static void sub_08037D54(Entity* this);
 
 void OctorokGolden(Entity* this) {
     u32 index;
@@ -68,7 +70,7 @@ void sub_08037D0C(Entity* this) {
     }
 }
 
-void sub_08037D54(Entity* this) {
+static void sub_08037D54(Entity* this) {
     UpdateAnimationVariableFrames(this, 2);
 
     if (this->frame & 0x1) {
diff --git a/src/enemy/peahat.c b/src/enemy/peahat.c
index 9b2c8787..2af3a5ff 100644
--- a/src/enemy/peahat.c
+++ b/src/enemy/peahat.c
@@ -6,7 +6,8 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "room.h"
+#include "physics.h"
 
 extern void (*const Peahat_Functions[])(Entity*);
 extern void (*const gPeahatPropellerFunctions[])(Entity*);
diff --git a/src/enemy/pesto.c b/src/enemy/pesto.c
index 4da32bcb..05920fac 100644
--- a/src/enemy/pesto.c
+++ b/src/enemy/pesto.c
@@ -9,7 +9,6 @@
 #include "collision.h"
 #include "object.h"
 #include "game.h"
-#include "functions.h"
 #include "save.h"
 #include "playeritem.h"
 
diff --git a/src/enemy/puffstool.c b/src/enemy/puffstool.c
index aac1c3e7..f07f5bc0 100644
--- a/src/enemy/puffstool.c
+++ b/src/enemy/puffstool.c
@@ -8,7 +8,6 @@
 #include "enemy.h"
 #include "collision.h"
 #include "object.h"
-#include "functions.h"
 
 extern u8 gUnk_080B37A0[];
 extern u8 gUnk_080B3E80[];
diff --git a/src/enemy/rockChuchu.c b/src/enemy/rockChuchu.c
index 89f62eb5..893ec8b6 100644
--- a/src/enemy/rockChuchu.c
+++ b/src/enemy/rockChuchu.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "player.h"
 
 extern void (*const RockChuchu_Functions[])(Entity*);
 extern void (*const gUnk_080CB960[])(Entity*);
diff --git a/src/enemy/rollobite.c b/src/enemy/rollobite.c
index 3308f3b6..a8fd55e8 100644
--- a/src/enemy/rollobite.c
+++ b/src/enemy/rollobite.c
@@ -6,7 +6,10 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
+#include "player.h"
+#include "room.h"
+#include "collision.h"
 
 extern void (*const Rollobite_Functions[])(Entity*);
 extern void (*const gRollobiteActions[])(Entity*);
diff --git a/src/enemy/rope.c b/src/enemy/rope.c
index c62edf1e..c21b7540 100644
--- a/src/enemy/rope.c
+++ b/src/enemy/rope.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
 
 extern void (*const Rope_Functions[6])(Entity*);
 extern void (*const gUnk_080CE460[4])(Entity*);
diff --git a/src/enemy/ropeGolden.c b/src/enemy/ropeGolden.c
index 5bb3796b..757f5438 100644
--- a/src/enemy/ropeGolden.c
+++ b/src/enemy/ropeGolden.c
@@ -7,8 +7,9 @@
 
 #include "global.h"
 #include "entity.h"
-#include "functions.h"
 #include "enemy.h"
+#include "physics.h"
+#include "player.h"
 
 extern void (*const gUnk_080012C8[])(Entity*);
 extern void (*const RopeGolden_Functions[6])(Entity*);
diff --git a/src/enemy/rupeeLike.c b/src/enemy/rupeeLike.c
index 9a9fc7cd..3209e1c4 100644
--- a/src/enemy/rupeeLike.c
+++ b/src/enemy/rupeeLike.c
@@ -6,14 +6,12 @@
  */
 
 #include "global.h"
-#include "asm.h"
-#include "sound.h"
 #include "entity.h"
 #include "enemy.h"
 #include "object.h"
-#include "functions.h"
 #include "save.h"
 #include "hitbox.h"
+#include "room.h"
 
 extern void sub_080293DC(Entity*);
 extern void sub_080296D8(Entity*);
diff --git a/src/enemy/scissorsBeetle.c b/src/enemy/scissorsBeetle.c
index b4be1979..34ebb195 100644
--- a/src/enemy/scissorsBeetle.c
+++ b/src/enemy/scissorsBeetle.c
@@ -2,7 +2,6 @@
 #include "collision.h"
 #include "entity.h"
 #include "enemy.h"
-#include "functions.h"
 
 typedef struct {
     Entity base;
diff --git a/src/enemy/sensorBladeTrap.c b/src/enemy/sensorBladeTrap.c
index 7ca53a62..3736305c 100644
--- a/src/enemy/sensorBladeTrap.c
+++ b/src/enemy/sensorBladeTrap.c
@@ -6,7 +6,8 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
+#include "collision.h"
 
 extern u32 sub_0804A024(Entity*, u32, u32);
 
diff --git a/src/enemy/slime.c b/src/enemy/slime.c
index 70f43914..57301468 100644
--- a/src/enemy/slime.c
+++ b/src/enemy/slime.c
@@ -6,7 +6,8 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
+#include "room.h"
 
 typedef struct {
     s8 h, v;
diff --git a/src/enemy/sluggula.c b/src/enemy/sluggula.c
index 5dc003ef..9648e71a 100644
--- a/src/enemy/sluggula.c
+++ b/src/enemy/sluggula.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
 
 void sub_08023E10(Entity*);
 void sub_08023E54(Entity*);
diff --git a/src/enemy/smallPesto.c b/src/enemy/smallPesto.c
index a5d7b38f..9f1eaebd 100644
--- a/src/enemy/smallPesto.c
+++ b/src/enemy/smallPesto.c
@@ -6,7 +6,7 @@
  */
 
 #include "enemy.h"
-#include "functions.h"
+#include "physics.h"
 
 extern void sub_080317F8(Entity*);
 
diff --git a/src/enemy/spark.c b/src/enemy/spark.c
index 6326654d..8eaeac39 100644
--- a/src/enemy/spark.c
+++ b/src/enemy/spark.c
@@ -8,7 +8,6 @@
 #include "collision.h"
 #include "enemy.h"
 #include "object.h"
-#include "functions.h"
 
 extern void (*const Spark_Functions[])(Entity*);
 extern void (*const gUnk_080CD24C[])(Entity*);
diff --git a/src/enemy/torchTrap.c b/src/enemy/torchTrap.c
index 527a87b7..dc3c07cf 100644
--- a/src/enemy/torchTrap.c
+++ b/src/enemy/torchTrap.c
@@ -1,7 +1,9 @@
 #define NENT_DEPRECATED
 #include "entity.h"
 #include "enemy.h"
-#include "functions.h"
+#include "room.h"
+#include "physics.h"
+#include "player.h"
 
 typedef struct {
     Entity base;
diff --git a/src/enemy/treeItem.c b/src/enemy/treeItem.c
index 00005671..95ed60f7 100644
--- a/src/enemy/treeItem.c
+++ b/src/enemy/treeItem.c
@@ -12,7 +12,6 @@
 
 static bool32 ShouldSpawnTreeItem(Entity*);
 
-extern u32 GetRandomByWeight(const u8*);
 extern void sub_08049CF4(Entity*);
 
 const u8 gTreeItemDropTables[][16] = {
diff --git a/src/enemy/vaatiArm.c b/src/enemy/vaatiArm.c
index e032cdaa..1512c92f 100644
--- a/src/enemy/vaatiArm.c
+++ b/src/enemy/vaatiArm.c
@@ -29,71 +29,72 @@ typedef struct VaatiArm_HeapStruct {
     VaatiArm_HeapStruct1 s1[5];
 } VaatiArm_HeapStruct;
 
-u32 sub_080437DC(Entity*);
-u32 sub_08043C98(Entity*);
-void VaatiArm_OnTick(Entity*);
-void VaatiArm_OnCollision(Entity*);
-void sub_080425B4(Entity*);
-void sub_08042818(Entity*);
-void sub_08042870(Entity*);
-void sub_08042A3C(Entity*);
-void sub_08042C14(Entity*);
-void sub_0804325C(Entity*);
-void sub_08043420(Entity*);
-void sub_08043680(Entity*);
-void VaatiArm_OnGrabbed(Entity*);
-void sub_08042654(Entity*);
-void sub_0804259C(Entity*);
-void sub_08043A10(Entity*);
-void sub_08043ABC(Entity*);
-void sub_08043BC8(Entity*);
-void sub_08043EB8(Entity*);
-void sub_08044000(Entity*);
-void sub_08044078(Entity*);
-void sub_080440CC(Entity*);
-void sub_08043CD4(Entity*);
-void sub_08042894(Entity*);
-void sub_080428AC(Entity*);
-void sub_080428FC(Entity*);
-void sub_08042944(Entity*);
-void sub_08042970(Entity*);
-void sub_080429D4(Entity*);
-void sub_080429FC(Entity*);
-void sub_08043BF0(Entity*);
-void sub_08042A6C(Entity*);
-void sub_08042A88(Entity*);
-void sub_08042AEC(Entity*);
-void sub_08042B20(Entity*);
-void sub_08043C40(Entity*, VaatiArm_HeapStruct1*);
-void sub_08043A78(Entity*);
-void sub_08042C34(Entity*);
-void sub_08042D24(Entity*);
-void sub_08042D6C(Entity*);
-void sub_08042E30(Entity*);
-void sub_08042EF4(Entity*);
-void sub_08042FD8(Entity*);
-void sub_08043048(Entity*);
-void sub_080430D0(Entity*);
-void sub_08043130(Entity*);
-void sub_080431E8(Entity*);
-void sub_08043B9C(Entity*);
+static u32 sub_080437DC(Entity*);
+static u32 sub_08043C98(Entity*);
+static void VaatiArm_OnTick(Entity*);
+static void VaatiArm_OnCollision(Entity*);
+static void sub_080425B4(Entity*);
+static void sub_08042818(Entity*);
+static void sub_08042870(Entity*);
+static void sub_08042A3C(Entity*);
+static void sub_08042C14(Entity*);
+static void sub_0804325C(Entity*);
+static void sub_08043420(Entity*);
+static void sub_08043680(Entity*);
+static void VaatiArm_OnGrabbed(Entity*);
+static void sub_08042654(Entity*);
+static void sub_0804259C(Entity*);
+static void sub_08043A10(Entity*);
+static void sub_08043ABC(Entity*);
+static void sub_08043BC8(Entity*);
+static void sub_08043EB8(Entity*);
+static void sub_08044000(Entity*);
+static void sub_08044078(Entity*);
+static void sub_080440CC(Entity*);
+static void sub_08043CD4(Entity*);
+static void sub_08042894(Entity*);
+static void sub_080428AC(Entity*);
+static void sub_080428FC(Entity*);
+static void sub_08042944(Entity*);
+static void sub_08042970(Entity*);
+static void sub_080429D4(Entity*);
+static void sub_080429FC(Entity*);
+static void sub_08043BF0(Entity*);
+static void sub_08042A6C(Entity*);
+static void sub_08042A88(Entity*);
+static void sub_08042AEC(Entity*);
+static void sub_08042B20(Entity*);
+static void sub_08043C40(Entity*, VaatiArm_HeapStruct1*);
+static void sub_08043A78(Entity*);
+static void sub_08042C34(Entity*);
+static void sub_08042D24(Entity*);
+static void sub_08042D6C(Entity*);
+static void sub_08042E30(Entity*);
+static void sub_08042EF4(Entity*);
+static void sub_08042FD8(Entity*);
+static void sub_08043048(Entity*);
+static void sub_080430D0(Entity*);
+static void sub_08043130(Entity*);
+static void sub_080431E8(Entity*);
+static void sub_08043B9C(Entity*);
+static void sub_08043DB0(Entity*);
+static void sub_08043B7C(Entity*);
+static void sub_08043D08(Entity*);
+static void sub_080432A8(Entity*);
+static void sub_0804334C(Entity*);
+static void sub_08043440(Entity*);
+static void sub_08043490(Entity*);
+static void sub_08043520(Entity*);
+static void sub_0804355C(Entity*);
+static void sub_08043580(Entity*);
+static void sub_080435F4(Entity*);
+static void sub_08043698(Entity*);
+static void sub_080436C0(Entity*);
+static void sub_08043700(Entity*);
+static void sub_08043738(Entity*);
+static void sub_08043770(Entity*);
+
 void sub_0804AA1C(Entity*);
-void sub_08043DB0(Entity*);
-void sub_08043B7C(Entity*);
-void sub_08043D08(Entity*);
-void sub_080432A8(Entity*);
-void sub_0804334C(Entity*);
-void sub_08043440(Entity*);
-void sub_08043490(Entity*);
-void sub_08043520(Entity*);
-void sub_0804355C(Entity*);
-void sub_08043580(Entity*);
-void sub_080435F4(Entity*);
-void sub_08043698(Entity*);
-void sub_080436C0(Entity*);
-void sub_08043700(Entity*);
-void sub_08043738(Entity*);
-void sub_08043770(Entity*);
 
 void (*const VaatiArm_Functions[])(Entity*) = {
     VaatiArm_OnTick, VaatiArm_OnCollision, GenericKnockback, GenericDeath, GenericConfused, VaatiArm_OnGrabbed,
@@ -175,22 +176,22 @@ void VaatiArm(Entity* this) {
     VaatiArm_Functions[GetNextFunction(this)](this);
 }
 
-void VaatiArm_OnTick(Entity* this) {
+static void VaatiArm_OnTick(Entity* this) {
     gUnk_080D1248[this->type](this);
 }
 
-void VaatiArm_OnCollision(Entity* this) {
+static void VaatiArm_OnCollision(Entity* this) {
     EnemyFunctionHandlerAfterCollision(this, VaatiArm_Functions);
 }
 
-void VaatiArm_OnGrabbed(Entity* this) {
+static void VaatiArm_OnGrabbed(Entity* this) {
 }
 
-void sub_0804259C(Entity* this) {
+static void sub_0804259C(Entity* this) {
     gUnk_080D125C[this->action](this);
 }
 
-void sub_080425B4(Entity* this) {
+static void sub_080425B4(Entity* this) {
     if (sub_080437DC(this)) {
         this->field_0x7c.BYTES.byte0 = 0;
         this->field_0x7c.BYTES.byte1 = 0;
@@ -219,7 +220,7 @@ void sub_080425B4(Entity* this) {
     }
 }
 
-void sub_08042654(Entity* this) {
+static void sub_08042654(Entity* this) {
     u32 uVar8;
     int index;
     VaatiArm_HeapStruct1* ptr;
@@ -289,7 +290,7 @@ void sub_08042654(Entity* this) {
     sub_08043A10(this);
 }
 
-void sub_08042818(Entity* this) {
+static void sub_08042818(Entity* this) {
     VaatiArm_HeapStruct1* ptr;
 
     sub_08043CD4(this);
@@ -307,18 +308,18 @@ void sub_08042818(Entity* this) {
     sub_08043A10(this);
 }
 
-void sub_08042870(Entity* this) {
+static void sub_08042870(Entity* this) {
     sub_08043CD4(this);
     gUnk_080D1290[this->subAction](this);
     sub_08043A10(this);
 }
 
-void sub_08042894(Entity* this) {
+static void sub_08042894(Entity* this) {
     this->subAction = 1;
     ((VaatiArm_HeapStruct*)this->myHeap)->s1[0].unk08 = gUnk_080D12AC[this->type2];
 }
 
-void sub_080428AC(Entity* this) {
+static void sub_080428AC(Entity* this) {
     u8 bVar1;
     VaatiArm_HeapStruct1* pVVar3;
 
@@ -340,7 +341,7 @@ void sub_080428AC(Entity* this) {
     sub_08043BF0(this);
 }
 
-void sub_080428FC(Entity* this) {
+static void sub_080428FC(Entity* this) {
     u32 uVar2;
     VaatiArm_HeapStruct1* ptr;
 
@@ -357,7 +358,7 @@ void sub_080428FC(Entity* this) {
     }
 }
 
-void sub_08042944(Entity* this) {
+static void sub_08042944(Entity* this) {
     VaatiArm_HeapStruct1* pVVar1;
 
     pVVar1 = &((VaatiArm_HeapStruct*)this->myHeap)->s1[0];
@@ -370,7 +371,7 @@ void sub_08042944(Entity* this) {
     sub_08043BF0(this);
 }
 
-void sub_08042970(Entity* this) {
+static void sub_08042970(Entity* this) {
     u32 uVar2;
     VaatiArm_HeapStruct1* pVVar3;
 
@@ -390,7 +391,7 @@ void sub_08042970(Entity* this) {
     sub_08043BF0(this);
 }
 
-void sub_080429D4(Entity* this) {
+static void sub_080429D4(Entity* this) {
     s16 sVar2;
     VaatiArm_HeapStruct1* pVVar3;
 
@@ -402,7 +403,7 @@ void sub_080429D4(Entity* this) {
     }
 }
 
-void sub_080429FC(Entity* this) {
+static void sub_080429FC(Entity* this) {
     VaatiArm_HeapStruct1* pVVar1;
 
     pVVar1 = &((VaatiArm_HeapStruct*)this->myHeap)->s1[0];
@@ -415,7 +416,7 @@ void sub_080429FC(Entity* this) {
     }
 }
 
-void sub_08042A3C(Entity* this) {
+static void sub_08042A3C(Entity* this) {
     Entity* entity;
 
     gUnk_080D12B8[this->subAction](this);
@@ -424,14 +425,14 @@ void sub_08042A3C(Entity* this) {
     entity->z.HALF.HI += this->field_0x78.HALF.LO;
 }
 
-void sub_08042A6C(Entity* this) {
+static void sub_08042A6C(Entity* this) {
     this->subAction = 1;
     this->field_0x78.HALF.LO = 0;
     this->field_0x7c.BYTES.byte2 = 1;
     ((VaatiArm_HeapStruct*)this->myHeap)->s1[0].unk0a = 0x200;
 }
 
-void sub_08042A88(Entity* this) {
+static void sub_08042A88(Entity* this) {
     VaatiArm_HeapStruct1* pVVar4;
 
     pVVar4 = &((VaatiArm_HeapStruct*)this->myHeap)->s1[0];
@@ -452,7 +453,7 @@ void sub_08042A88(Entity* this) {
     }
 }
 
-void sub_08042AEC(Entity* this) {
+static void sub_08042AEC(Entity* this) {
     if (--this->timer == 0) {
         this->subAction = 3;
         this->timer = 4;
@@ -462,7 +463,7 @@ void sub_08042AEC(Entity* this) {
     }
 }
 
-void sub_08042B20(Entity* this) {
+static void sub_08042B20(Entity* this) {
     VaatiArm_HeapStruct1* ptr;
     Entity* object;
     Entity* entity;
@@ -510,12 +511,12 @@ void sub_08042B20(Entity* this) {
     }
 }
 
-void sub_08042C14(Entity* this) {
+static void sub_08042C14(Entity* this) {
     gUnk_080D12D0[this->subAction](this);
     sub_08043A78(this);
 }
 
-void sub_08042C34(Entity* this) {
+static void sub_08042C34(Entity* this) {
     u32 random;
     int y;
     u32 i;
@@ -572,7 +573,7 @@ void sub_08042C34(Entity* this) {
     }
 }
 
-void sub_08042D24(Entity* this) {
+static void sub_08042D24(Entity* this) {
     Entity* entity;
 
     if (--this->timer == 0) {
@@ -588,7 +589,7 @@ void sub_08042D24(Entity* this) {
     }
 }
 
-void sub_08042D6C(Entity* this) {
+static void sub_08042D6C(Entity* this) {
     Entity* object;
     Entity* entity;
     u32 i;
@@ -622,7 +623,7 @@ void sub_08042D6C(Entity* this) {
     }
 }
 
-void sub_08042E30(Entity* this) {
+static void sub_08042E30(Entity* this) {
     short sVar3;
     u32 uVar6;
     VaatiArm_HeapStruct1* pVVar9;
@@ -660,7 +661,7 @@ void sub_08042E30(Entity* this) {
     UpdateAnimationSingleFrame(this);
 }
 
-void sub_08042EF4(Entity* this) {
+static void sub_08042EF4(Entity* this) {
     VaatiArm_HeapStruct1* ptr;
     Entity* entity;
     u32 temp;
@@ -700,7 +701,7 @@ void sub_08042EF4(Entity* this) {
     }
 }
 
-void sub_08042FD8(Entity* this) {
+static void sub_08042FD8(Entity* this) {
     Entity* entity;
 
     UpdateAnimationSingleFrame(this);
@@ -727,7 +728,7 @@ void sub_08042FD8(Entity* this) {
     }
 }
 
-void sub_08043048(Entity* this) {
+static void sub_08043048(Entity* this) {
     VaatiArm_HeapStruct1* ptr;
     u32 i;
 
@@ -754,7 +755,7 @@ void sub_08043048(Entity* this) {
     }
 }
 
-void sub_080430D0(Entity* this) {
+static void sub_080430D0(Entity* this) {
     VaatiArm_HeapStruct1* ptr;
 
     if (sub_08043C98(this) == 0) {
@@ -775,7 +776,7 @@ void sub_080430D0(Entity* this) {
     }
 }
 
-void sub_08043130(Entity* this) {
+static void sub_08043130(Entity* this) {
     VaatiArm_HeapStruct1* ptr;
     Entity* entity;
     u32 i;
@@ -817,7 +818,7 @@ void sub_08043130(Entity* this) {
     }
 }
 
-void sub_080431E8(Entity* this) {
+static void sub_080431E8(Entity* this) {
     u32 i;
     VaatiArm_HeapStruct1* ptr;
 
@@ -838,7 +839,7 @@ void sub_080431E8(Entity* this) {
     }
 }
 
-void sub_0804325C(Entity* this) {
+static void sub_0804325C(Entity* this) {
     Entity* entity;
 
     sub_08043CD4(this);
@@ -855,9 +856,9 @@ void sub_0804325C(Entity* this) {
     }
 }
 
-ASM_FUNC("asm/non_matching/vaati/sub_080432A8.inc", void sub_080432A8(Entity* this))
+static ASM_FUNC("asm/non_matching/vaati/sub_080432A8.inc", void sub_080432A8(Entity* this))
 
-NONMATCH("asm/non_matching/vaati/sub_0804334C.inc", void sub_0804334C(Entity* this)) {
+    static NONMATCH("asm/non_matching/vaati/sub_0804334C.inc", void sub_0804334C(Entity* this)) {
     int bVar1;
     Entity* entity;
     VaatiArm_HeapStruct1* s;
@@ -904,12 +905,12 @@ NONMATCH("asm/non_matching/vaati/sub_0804334C.inc", void sub_0804334C(Entity* th
 }
 END_NONMATCH
 
-void sub_08043420(Entity* this) {
+static void sub_08043420(Entity* this) {
     gUnk_080D1320[this->subAction](this);
     sub_08043ABC(this);
 }
 
-void sub_08043440(Entity* this) {
+static void sub_08043440(Entity* this) {
     u32 i;
     int iVar4;
     u8* ptr;
@@ -942,7 +943,7 @@ void sub_08043440(Entity* this) {
     }
 }
 
-void sub_08043490(Entity* this) {
+static void sub_08043490(Entity* this) {
     Entity* entity;
     Entity* entity2;
     Entity* entity3;
@@ -970,7 +971,7 @@ void sub_08043490(Entity* this) {
     UpdateAnimationSingleFrame(this);
 }
 
-void sub_08043520(Entity* this) {
+static void sub_08043520(Entity* this) {
     Entity* entity;
 
     entity = ((VaatiArm_HeapStruct*)this->myHeap)->entities[4];
@@ -982,7 +983,7 @@ void sub_08043520(Entity* this) {
     }
 }
 
-void sub_0804355C(Entity* this) {
+static void sub_0804355C(Entity* this) {
     sub_08043DB0(this);
     if (--this->field_0x7a.HWORD == 0) {
         this->subAction = 4;
@@ -990,7 +991,7 @@ void sub_0804355C(Entity* this) {
     UpdateAnimationSingleFrame(this);
 }
 
-void sub_08043580(Entity* this) {
+static void sub_08043580(Entity* this) {
     Entity* entity;
     u32 i;
 
@@ -1013,7 +1014,7 @@ void sub_08043580(Entity* this) {
     }
 }
 
-void sub_080435F4(Entity* this) {
+static void sub_080435F4(Entity* this) {
     Entity* entity;
     u32 i;
     VaatiArm_HeapStruct1* ptr;
@@ -1038,11 +1039,11 @@ void sub_080435F4(Entity* this) {
     }
 }
 
-void sub_08043680(Entity* this) {
+static void sub_08043680(Entity* this) {
     gUnk_080D1348[this->subAction](this);
 }
 
-void sub_08043698(Entity* this) {
+static void sub_08043698(Entity* this) {
     Entity* entity;
     u32 i;
 
@@ -1067,19 +1068,19 @@ static inline void deleteThing(Entity* this, const u32 index) {
     }
 }
 
-void sub_080436C0(Entity* this) {
+static void sub_080436C0(Entity* this) {
     deleteThing(this, 1);
 }
 
-void sub_08043700(Entity* this) {
+static void sub_08043700(Entity* this) {
     deleteThing(this, 2);
 }
 
-void sub_08043738(Entity* this) {
+static void sub_08043738(Entity* this) {
     deleteThing(this, 3);
 }
 
-void sub_08043770(Entity* this) {
+static void sub_08043770(Entity* this) {
     Entity* entity;
 
     if (--this->timer == 0) {
@@ -1101,7 +1102,7 @@ void sub_08043770(Entity* this) {
     }
 }
 
-u32 sub_080437DC(Entity* this) {
+static u32 sub_080437DC(Entity* this) {
     u16 temp;
     VaatiArm_HeapStruct* heapStruct;
     Entity* entity;
@@ -1159,9 +1160,9 @@ u32 sub_080437DC(Entity* this) {
     return 1;
 }
 
-ASM_FUNC("asm/non_matching/vaati/sub_0804393C.inc", void sub_0804393C(Entity* this))
+static ASM_FUNC("asm/non_matching/vaati/sub_0804393C.inc", void sub_0804393C(Entity* this))
 
-void sub_08043A10(Entity* this) {
+    static void sub_08043A10(Entity* this) {
     sub_08043B7C(this);
     sub_0804393C(((VaatiArm_HeapStruct*)this->myHeap)->entities[4]);
     ((VaatiArm_HeapStruct*)this->myHeap)->entities[4]->y.HALF.HI -= 8;
@@ -1177,7 +1178,7 @@ void sub_08043A10(Entity* this) {
     }
 }
 
-void sub_08043A78(Entity* this) {
+static void sub_08043A78(Entity* this) {
     this->field_0x7c.BYTES.byte0 = 0;
     sub_08043B7C(this);
     sub_0804393C(((VaatiArm_HeapStruct*)this->myHeap)->entities[2]);
@@ -1187,7 +1188,7 @@ void sub_08043A78(Entity* this) {
     ((VaatiArm_HeapStruct*)this->myHeap)->entities[0]->spriteOffsetY--;
 }
 
-void sub_08043ABC(Entity* this) {
+static void sub_08043ABC(Entity* this) {
     this->field_0x7c.BYTES.byte0 = 0;
     sub_08043B7C(this);
     sub_0804393C(((VaatiArm_HeapStruct*)this->myHeap)->entities[3]);
@@ -1198,22 +1199,22 @@ void sub_08043ABC(Entity* this) {
     ((VaatiArm_HeapStruct*)this->myHeap)->entities[0]->spriteOffsetY--;
 }
 
-ASM_FUNC("asm/non_matching/vaati/sub_08043B08.inc", void sub_08043B08(Entity* this))
+static ASM_FUNC("asm/non_matching/vaati/sub_08043B08.inc", void sub_08043B08(Entity* this))
 
-void sub_08043B7C(Entity* this) {
+    static void sub_08043B7C(Entity* this) {
     sub_08043B08(((VaatiArm_HeapStruct*)this->myHeap)->entities[1]);
     sub_08043B08(((VaatiArm_HeapStruct*)this->myHeap)->entities[2]);
     sub_08043B08(((VaatiArm_HeapStruct*)this->myHeap)->entities[3]);
 }
 
-void sub_08043B9C(Entity* this) {
+static void sub_08043B9C(Entity* this) {
     u32 index = ((((VaatiArm_HeapStruct*)this->myHeap)->s1[0].unk00.HALF.HI + 4) & 0xff) >> 3;
     if (gUnk_080D13B7[index] != this->frameIndex - 1) {
         InitAnimationForceUpdate(this, gUnk_080D13B7[index]);
     }
 }
 
-void sub_08043BC8(Entity* this) {
+static void sub_08043BC8(Entity* this) {
     VaatiArm_HeapStruct1* pVVar2;
     const Coords* ptr;
 
@@ -1226,7 +1227,7 @@ void sub_08043BC8(Entity* this) {
     pVVar2->unk0e = 0x28;
 }
 
-void sub_08043BF0(Entity* this) {
+static void sub_08043BF0(Entity* this) {
     u8 bVar1;
     u32 uVar2;
     VaatiArm_HeapStruct1* ptr;
@@ -1250,7 +1251,7 @@ void sub_08043BF0(Entity* this) {
     }
 }
 
-void sub_08043C40(Entity* this, VaatiArm_HeapStruct1* heapStruct) {
+static void sub_08043C40(Entity* this, VaatiArm_HeapStruct1* heapStruct) {
     u8* iVar3;
     int offset;
     const u8* puVar6;
@@ -1281,7 +1282,7 @@ void sub_08043C40(Entity* this, VaatiArm_HeapStruct1* heapStruct) {
     }
 }
 
-u32 sub_08043C98(Entity* this) {
+static u32 sub_08043C98(Entity* this) {
 #if defined EU || defined JP
     Entity* e1 = ((VaatiArm_HeapStruct*)this->myHeap)->entities[3];
     if ((e1->contactFlags == 0x9d)) {
@@ -1303,7 +1304,7 @@ u32 sub_08043C98(Entity* this) {
 #endif
 }
 
-void sub_08043CD4(Entity* this) {
+static void sub_08043CD4(Entity* this) {
     u32 i;
     for (i = 0; i < 5; i++) {
         if (((VaatiArm_HeapStruct*)this->myHeap)->entities[i]->contactFlags == 0x9d) {
@@ -1314,7 +1315,7 @@ void sub_08043CD4(Entity* this) {
     }
 }
 
-void sub_08043D08(Entity* this) {
+static void sub_08043D08(Entity* this) {
     Entity* entity;
     Entity* fx;
     u32 i;
@@ -1341,7 +1342,7 @@ void sub_08043D08(Entity* this) {
     EnqueueSFX(SFX_HIT);
 }
 
-void sub_08043DB0(Entity* this) {
+static void sub_08043DB0(Entity* this) {
     s32 cVar1;
     Entity* pEVar2;
     Entity* pEVar3;
@@ -1381,7 +1382,7 @@ void sub_08043DB0(Entity* this) {
     }
 }
 
-void sub_08043EB8(Entity* this) {
+static void sub_08043EB8(Entity* this) {
     u32 i;
     Entity* pEVar4;
     VaatiArm_HeapStruct1* ptr;
@@ -1421,7 +1422,8 @@ void sub_08043EB8(Entity* this) {
         ptr->unk0c = gUnk_080D1419[i];
     }
 }
-NONMATCH("asm/non_matching/vaati/sub_08044000.inc", void sub_08044000(Entity* this)) {
+
+static NONMATCH("asm/non_matching/vaati/sub_08044000.inc", void sub_08044000(Entity* this)) {
     Entity* entity;
     u32 i;
     VaatiArm_HeapStruct1* ptr;
@@ -1442,7 +1444,7 @@ NONMATCH("asm/non_matching/vaati/sub_08044000.inc", void sub_08044000(Entity* th
 }
 END_NONMATCH
 
-void sub_08044078(Entity* this) {
+static void sub_08044078(Entity* this) {
     if (this->action == 0) {
         this->action = 1;
         if (this->type != 3 ||
@@ -1456,7 +1458,7 @@ void sub_08044078(Entity* this) {
     GetNextFrame(this);
 }
 
-void sub_080440CC(Entity* this) {
+static void sub_080440CC(Entity* this) {
     if (this->action == 0) {
         this->action = 1;
         if ((gRoomTransition.field_0x38 & 1) != 0 &&
diff --git a/src/interrupts.c b/src/interrupts.c
index 1ea6b512..0477426a 100644
--- a/src/interrupts.c
+++ b/src/interrupts.c
@@ -18,6 +18,8 @@ extern Entity* gPlayerClones[3];
 extern u16 gUnk_080B2CD8[];
 
 void ram_IntrMain(void);
+static void sub_080171F0(void);
+static void HandlePlayerLife(Entity* this);
 
 struct {
     u8 ready;
@@ -223,7 +225,7 @@ void PlayerUpdate(Entity* this) {
 }
 
 // Responsible for some life things like low health beep and initiating the death sequence
-void HandlePlayerLife(Entity* this) {
+static void HandlePlayerLife(Entity* this) {
     u32 temp;
 
     gUnk_0200AF00.unk_2f = 0;
@@ -308,7 +310,7 @@ void HandlePlayerLife(Entity* this) {
     }
 }
 
-void sub_080171F0(void) {
+static void sub_080171F0(void) {
     if (gPlayerState.mobility != 0)
         ResetPlayerItem();
     if (gPlayerState.field_0x14 != 0)
diff --git a/src/menu/figurine_menu.c b/src/menu/figurine_menu.c
index 22e9decc..1c9f6557 100644
--- a/src/menu/figurine_menu.c
+++ b/src/menu/figurine_menu.c
@@ -10,6 +10,7 @@
 #include "object.h"
 #include "game.h"
 #include "functions.h"
+#include "message.h"
 
 extern const struct {
     u8 filler[7];
diff --git a/src/npc/bigGoron.c b/src/npc/bigGoron.c
index 26749520..7f75c55b 100644
--- a/src/npc/bigGoron.c
+++ b/src/npc/bigGoron.c
@@ -5,14 +5,13 @@
 #include "item.h"
 
 extern void (*gUnk_081140D4[])(Entity*);
-
 extern u16 gUnk_081140CC[];
+extern u8 gMapDataTopSpecial[];
 
 void sub_0806D520(Entity*, u32);
-
 void sub_0806D41C(Entity* this);
 
-extern u8 gMapDataTopSpecial[];
+static void sub_0806D02C(Entity* this);
 
 typedef struct {
     u8 filler[0x40];
@@ -96,7 +95,7 @@ Entity* sub_0806D00C(Entity* this) {
     return entity;
 }
 
-void sub_0806D02C(Entity* this) {
+static void sub_0806D02C(Entity* this) {
     s32 tmp1;
     s32 tmp2;
     sub_0806D164(this);
diff --git a/src/npc/cat.c b/src/npc/cat.c
index d7be469c..b93d13e1 100644
--- a/src/npc/cat.c
+++ b/src/npc/cat.c
@@ -4,6 +4,7 @@
 #include "save.h"
 #include "message.h"
 #include "npc.h"
+#include "enemy.h"
 
 extern void sub_08067C44(Entity*);
 
diff --git a/src/npc/forestMinish.c b/src/npc/forestMinish.c
index 0227e6ba..567e8328 100644
--- a/src/npc/forestMinish.c
+++ b/src/npc/forestMinish.c
@@ -12,6 +12,8 @@ extern Dialog gUnk_08109DC8[];
 extern u16 gUnk_0810A35A[];
 extern u16 gUnk_0810A362[];
 
+static void sub_080600F0(Entity* this);
+
 void ForestMinish(Entity* this) {
     switch (this->action) {
         case 0:
@@ -66,7 +68,7 @@ void ForestMinish_Head(Entity* this) {
     sub_0807000C(this);
 }
 
-void sub_080600F0(Entity* this) {
+static void sub_080600F0(Entity* this) {
     u32 uVar1;
     u32 uVar2;
 
diff --git a/src/npc/mayorHagen.c b/src/npc/mayorHagen.c
index 1c2bfd5e..a68d2b72 100644
--- a/src/npc/mayorHagen.c
+++ b/src/npc/mayorHagen.c
@@ -3,7 +3,6 @@
 #include "player.h"
 #include "flags.h"
 #include "npc.h"
-#include "functions.h"
 #include "item.h"
 
 extern u32 gUnk_08113F44;
diff --git a/src/npc/melari.c b/src/npc/melari.c
index c6b29640..9bc4b8a4 100644
--- a/src/npc/melari.c
+++ b/src/npc/melari.c
@@ -1,5 +1,4 @@
 #include "npc.h"
-#include "functions.h"
 #include "item.h"
 
 extern void sub_08068780(Entity*);
diff --git a/src/npc/minishEzlo.c b/src/npc/minishEzlo.c
index 8eaccbcf..130c58c9 100644
--- a/src/npc/minishEzlo.c
+++ b/src/npc/minishEzlo.c
@@ -1,6 +1,6 @@
 #include "entity.h"
-#include "functions.h"
 #include "sound.h"
+#include "script.h"
 
 extern SpriteLoadData gUnk_0810C48C;
 
diff --git a/src/npc/npc5.c b/src/npc/npc5.c
index 27459f66..163f8c88 100644
--- a/src/npc/npc5.c
+++ b/src/npc/npc5.c
@@ -2,6 +2,7 @@
 #include "message.h"
 #include "npc.h"
 #include "hitbox.h"
+#include "collision.h"
 
 typedef struct {
     u8 unk_0;  // u8
diff --git a/src/npc/phonograph.c b/src/npc/phonograph.c
index 8643cf95..44be7575 100644
--- a/src/npc/phonograph.c
+++ b/src/npc/phonograph.c
@@ -5,6 +5,7 @@
 #include "screen.h"
 #include "common.h"
 #include "flags.h"
+#include "message.h"
 
 #ifdef EU
 void sub_0806EABC(Entity* this);
diff --git a/src/npc/pita.c b/src/npc/pita.c
index 397128de..c4272f5c 100644
--- a/src/npc/pita.c
+++ b/src/npc/pita.c
@@ -1,4 +1,3 @@
-#include "functions.h"
 #include "npc.h"
 #include "item.h"
 
@@ -7,7 +6,6 @@ extern Hitbox gUnk_0810C428;
 extern u8 gUnk_0810C430[4];
 extern u8 gUnk_0810C435[];
 extern u8 gUnk_0810C43D[];
-extern u32 GetRandomByWeight(const u8*);
 
 void Pita(Entity* this) {
     if (this->action == 0) {
@@ -25,7 +23,7 @@ void Pita(Entity* this) {
 }
 
 /** Reset the players baked goods? */
-void sub_08062EB8(void) {
+void RemoveAllBakedGoods(void) {
     SetInventoryValue(ITEM_BRIOCHE, 0);
     SetInventoryValue(ITEM_CROISSANT, 0);
     SetInventoryValue(ITEM_PIE, 0);
diff --git a/src/object/bird.c b/src/object/bird.c
index 94b13bf2..44af688e 100644
--- a/src/object/bird.c
+++ b/src/object/bird.c
@@ -4,6 +4,7 @@
 #include "item.h"
 #include "message.h"
 #include "game.h"
+#include "collision.h"
 
 extern u16 script_EzloTalkOcarina[];
 
@@ -211,10 +212,11 @@ void Bird_Type8(Entity* this) {
                 this->speed = 0x300;
             }
 
-            if ((gPlayerEntity.flags & ENT_COLLIDE) && (gMessage.doTextBox & 0x7f) == 0 && gPlayerEntity.action != PLAYER_SLEEP &&
-                gPlayerEntity.action != PLAYER_BOUNCE && gPlayerEntity.action != PLAYER_MINISH && gPlayerState.framestate != PL_STATE_CLIMB &&
-                gPlayerState.framestate != PL_STATE_JUMP && gPlayerState.framestate != PL_STATE_PARACHUTE && PlayerCanBeMoved() &&
-                (EntityInRectRadius(this, &gPlayerEntity, 0xe, 0xe))) {
+            if ((gPlayerEntity.flags & ENT_COLLIDE) && (gMessage.doTextBox & 0x7f) == 0 &&
+                gPlayerEntity.action != PLAYER_SLEEP && gPlayerEntity.action != PLAYER_BOUNCE &&
+                gPlayerEntity.action != PLAYER_MINISH && gPlayerState.framestate != PL_STATE_CLIMB &&
+                gPlayerState.framestate != PL_STATE_JUMP && gPlayerState.framestate != PL_STATE_PARACHUTE &&
+                PlayerCanBeMoved() && (EntityInRectRadius(this, &gPlayerEntity, 0xe, 0xe))) {
                 s32 z = gPlayerEntity.z.HALF.HI - this->z.HALF.HI - 8;
                 if ((u16)z < 0x20 && gPlayerEntity.health != 0) {
                     pEVar5 = CreateObject(0x95, 10, 0);
diff --git a/src/object/book.c b/src/object/book.c
index 05af98ed..01f3a15e 100644
--- a/src/object/book.c
+++ b/src/object/book.c
@@ -3,6 +3,7 @@
 #include "message.h"
 #include "item.h"
 #include "npc.h"
+#include "collision.h"
 
 extern void (*const BookActionFuncs[])(Entity*);
 extern s8 const gUnk_08123D94[];
diff --git a/src/object/fairy.c b/src/object/fairy.c
index 76fdb2df..988d56e7 100644
--- a/src/object/fairy.c
+++ b/src/object/fairy.c
@@ -11,6 +11,7 @@
 #include "functions.h"
 #include "item.h"
 #include "hitbox.h"
+#include "collision.h"
 
 typedef struct {
     /*0x00*/ Entity base;
diff --git a/src/object/fan.c b/src/object/fan.c
index 882edd33..b9a98d01 100644
--- a/src/object/fan.c
+++ b/src/object/fan.c
@@ -6,6 +6,7 @@
 #include "functions.h"
 #include "sound.h"
 #include "object.h"
+#include "collision.h"
 
 typedef struct {
     Entity base;
diff --git a/src/object/fourElements.c b/src/object/fourElements.c
index 8fd25f49..fb26c54b 100644
--- a/src/object/fourElements.c
+++ b/src/object/fourElements.c
@@ -12,6 +12,7 @@
 #include "hitbox.h"
 #include "screen.h"
 #include "message.h"
+#include "collision.h"
 
 typedef struct {
     /*0x00*/ Entity base;
diff --git a/src/object/heartContainer.c b/src/object/heartContainer.c
index 89f7cc8e..b195e6f6 100644
--- a/src/object/heartContainer.c
+++ b/src/object/heartContainer.c
@@ -3,6 +3,7 @@
 #include "flags.h"
 #include "functions.h"
 #include "item.h"
+#include "collision.h"
 
 static void sub_0808E6A0(Entity*);
 static void sub_0808E6E4(Entity*);
diff --git a/src/object/itemOnGround.c b/src/object/itemOnGround.c
index b356c38a..f9806ec8 100644
--- a/src/object/itemOnGround.c
+++ b/src/object/itemOnGround.c
@@ -8,6 +8,7 @@
 #include "itemMetaData.h"
 #include "functions.h"
 #include "hitbox.h"
+#include "collision.h"
 
 void sub_08081150(Entity*);
 u8 sub_0808147C(u32);
diff --git a/src/object/lightableSwitch.c b/src/object/lightableSwitch.c
index 3c5aefd0..a3680f93 100644
--- a/src/object/lightableSwitch.c
+++ b/src/object/lightableSwitch.c
@@ -6,11 +6,16 @@
 #include "flags.h"
 #include "functions.h"
 #include "hitbox.h"
+#include "object.h"
 
 extern void (*const gUnk_081243B4[])(Entity*);
 extern void (*const gUnk_081243BC[])(Entity*);
 extern void (*const gUnk_081243C4[])(Entity*);
 
+static void sub_0809EB30(Entity* this);
+static void sub_0809EAD8(Entity* this);
+static void sub_0809EABC(Entity* this);
+
 void LightableSwitch(Entity* this) {
     gUnk_081243B4[this->type](this);
     sub_0809EB30(this);
@@ -47,7 +52,7 @@ void sub_0809EA80(Entity* this) {
     sub_0809EABC(this);
 }
 
-void sub_0809EABC(Entity* this) {
+static void sub_0809EABC(Entity* this) {
     bool32 anySet = 0;
 
     if (CheckFlags(this->field_0x86.HWORD)) {
@@ -58,7 +63,7 @@ void sub_0809EABC(Entity* this) {
     }
 }
 
-void sub_0809EAD8(Entity* this) {
+static void sub_0809EAD8(Entity* this) {
     u8 bVar1;
     Entity* pEVar2;
 
@@ -72,7 +77,7 @@ void sub_0809EAD8(Entity* this) {
     }
 }
 
-void sub_0809EB30(Entity* this) {
+static void sub_0809EB30(Entity* this) {
     u16 uVar1;
     u16* puVar2;
 
diff --git a/src/object/macroShoes.c b/src/object/macroShoes.c
index 36cc84e5..1de5ee00 100644
--- a/src/object/macroShoes.c
+++ b/src/object/macroShoes.c
@@ -1,7 +1,6 @@
 #include "entity.h"
 #include "asm.h"
 
-void sub_0800445C(Entity*);
 void MacroShoes_Init(Entity*);
 void MacroShoes_Idle(Entity*);
 
diff --git a/src/object/object30.c b/src/object/object30.c
index 4f6f1d33..5dc2cff7 100644
--- a/src/object/object30.c
+++ b/src/object/object30.c
@@ -10,6 +10,7 @@
 #include "object.h"
 #include "functions.h"
 #include "item.h"
+#include "collision.h"
 
 typedef struct {
     /*0x00*/ Entity base;
diff --git a/src/object/object96.c b/src/object/object96.c
index fde07cb0..ab630662 100644
--- a/src/object/object96.c
+++ b/src/object/object96.c
@@ -7,6 +7,7 @@
 #include "item.h"
 #include "flags.h"
 #include "effects.h"
+#include "collision.h"
 
 typedef struct _struct_gUnk_08123FB0 {
     void (*const funcEnt)(Entity*);
diff --git a/src/object/object98.c b/src/object/object98.c
index a5de48e9..96626eeb 100644
--- a/src/object/object98.c
+++ b/src/object/object98.c
@@ -3,6 +3,7 @@
 #include "projectile.h"
 #include "room.h"
 #include "functions.h"
+#include "object.h"
 
 typedef struct {
     Entity base;
diff --git a/src/object/objectA8.c b/src/object/objectA8.c
index 4f2c0c13..83f9d422 100644
--- a/src/object/objectA8.c
+++ b/src/object/objectA8.c
@@ -11,6 +11,7 @@
 #include "functions.h"
 #include "item.h"
 #include "hitbox.h"
+#include "collision.h"
 
 typedef struct {
     /*0x00*/ Entity base;
diff --git a/src/object/objectB2.c b/src/object/objectB2.c
index a791b9fb..dae02bf1 100644
--- a/src/object/objectB2.c
+++ b/src/object/objectB2.c
@@ -1,6 +1,7 @@
 #include "global.h"
 #include "entity.h"
 #include "functions.h"
+#include "collision.h"
 
 extern u8 gUnk_02027EB4[];
 extern u8 gUnk_0200D654[];
diff --git a/src/object/pressurePlate.c b/src/object/pressurePlate.c
index 4536eeda..bcbe72d1 100644
--- a/src/object/pressurePlate.c
+++ b/src/object/pressurePlate.c
@@ -2,6 +2,7 @@
 #include "object.h"
 #include "functions.h"
 #include "hitbox.h"
+#include "collision.h"
 
 typedef struct {
     Entity base;
diff --git a/src/object/treeHidingPortal.c b/src/object/treeHidingPortal.c
index 696f469e..6756d82f 100644
--- a/src/object/treeHidingPortal.c
+++ b/src/object/treeHidingPortal.c
@@ -6,6 +6,7 @@
 #include "room.h"
 #include "functions.h"
 #include "effects.h"
+#include "object.h"
 
 extern const s16 gUnk_080B4468[];
 
@@ -14,6 +15,10 @@ void sub_0809E86C(Entity* this);
 void sub_0809E8BC(Entity* this);
 void sub_0809E8EC(Entity* this);
 
+static void sub_0809E96C(Entity* this);
+static u32 sub_0809E9A0(void);
+static void sub_0809E918(Entity* this);
+
 void TreeHidingPortal(Entity* this) {
     static void (*const actionFuncs[])(Entity*) = {
         sub_0809E83C,
@@ -69,7 +74,7 @@ void sub_0809E8EC(Entity* this) {
     }
 }
 
-void sub_0809E918(Entity* this) {
+static void sub_0809E918(Entity* this) {
     static const s16 gUnk_08124364[] = {
         0, -4, 8,  -4,  16, -4, 22, -4,  -8, -4,  -16, -4,  -22, -4,  0,  -12, 0,   4,   8,     -12,
         8, 4,  -8, -12, -8, 4,  8,  -16, -8, -16, 12,  -16, -12, -16, 16, -14, -16, -14, -1000, 0,
@@ -88,11 +93,11 @@ void sub_0809E918(Entity* this) {
     }
 }
 
-void sub_0809E96C(Entity* this) {
+static void sub_0809E96C(Entity* this) {
     CreateMinishEntrance(COORD_TO_TILE_OFFSET(this, 0x20, 0x8));
 }
 
-u32 sub_0809E9A0(void) {
+static u32 sub_0809E9A0(void) {
     u32 rv;
     const s16* ptr;
 
diff --git a/src/object/windTribeTeleporter.c b/src/object/windTribeTeleporter.c
index c76a6190..5e4cb50e 100644
--- a/src/object/windTribeTeleporter.c
+++ b/src/object/windTribeTeleporter.c
@@ -10,6 +10,7 @@
 #include "object.h"
 #include "functions.h"
 #include "hitbox.h"
+#include "collision.h"
 
 typedef struct {
     /*0x00*/ Entity base;
diff --git a/src/playerItem/playerItemGustBig.c b/src/playerItem/playerItemGustBig.c
index 8430cbcf..ede960db 100644
--- a/src/playerItem/playerItemGustBig.c
+++ b/src/playerItem/playerItemGustBig.c
@@ -3,6 +3,7 @@
 #include "player.h"
 #include "functions.h"
 #include "sound.h"
+#include "asm.h"
 
 extern void sub_08078CD0(Entity*);
 extern void sub_08018FA0(Entity*);
diff --git a/src/playerUtils.c b/src/playerUtils.c
index 6a94deb9..c8179c97 100644
--- a/src/playerUtils.c
+++ b/src/playerUtils.c
@@ -15,6 +15,8 @@
 #include "item.h"
 #include "message.h"
 
+static void sub_08077E54(ItemBehavior* beh);
+
 extern void sub_080752E8(ItemBehavior* behavior, u32 arg1); // item.c
 extern void sub_0800857C(Entity*);
 extern void SetDefaultPriorityForKind(Entity*);
@@ -498,7 +500,7 @@ void sub_08077E3C(ItemBehavior* ent, u32 idx) {
     sub_08077E54(ent);
 }
 
-void sub_08077E54(ItemBehavior* beh) {
+static void sub_08077E54(ItemBehavior* beh) {
     beh->field_0x5[7] = gPlayerEntity.animIndex;
     beh->field_0x12[0] = gPlayerEntity.frameIndex;
     beh->field_0x5[8] = gPlayerEntity.frameDuration;
@@ -1276,7 +1278,8 @@ bool32 PlayerCanBeMoved(void) {
     if ((gPlayerState.flags &
          (PL_BUSY | PL_DROWNING | PL_CAPTURED | PL_USE_PORTAL | PL_HIDDEN | PL_FROZEN | PL_FALLING | PL_DISABLE_ITEMS |
           PL_PIT_IS_EXIT | PL_IN_MINECART | PL_MOLDWORM_CAPTURED | PL_IN_HOLE | PL_FLAGS2000000 | PL_CLIMBING)) != 0 ||
-        gPlayerState.field_0x3c[0] != 0 || gPlayerEntity.action == PLAYER_FALL || gPlayerEntity.action == PLAYER_08071DB8) {
+        gPlayerState.field_0x3c[0] != 0 || gPlayerEntity.action == PLAYER_FALL ||
+        gPlayerEntity.action == PLAYER_08071DB8) {
         return FALSE;
     } else {
         return TRUE;
diff --git a/src/projectile/dekuSeedProjectile.c b/src/projectile/dekuSeedProjectile.c
index 588ad284..f4ca7fbf 100644
--- a/src/projectile/dekuSeedProjectile.c
+++ b/src/projectile/dekuSeedProjectile.c
@@ -1,6 +1,7 @@
 #include "entity.h"
 #include "enemy.h"
 #include "functions.h"
+#include "collision.h"
 
 extern void (*const DekuSeedProjectile_Functions[])(Entity*);
 extern void (*const DekuSeedProjectile_Actions[])(Entity*);
diff --git a/src/projectile/guardLineOfSight.c b/src/projectile/guardLineOfSight.c
index 9fc3a49f..37027b06 100644
--- a/src/projectile/guardLineOfSight.c
+++ b/src/projectile/guardLineOfSight.c
@@ -4,6 +4,7 @@
 #include "functions.h"
 #include "projectile.h"
 #include "hitbox.h"
+#include "collision.h"
 
 extern u32 sub_080644C8(Entity*);
 extern u8 gUnk_02027EB4[];
diff --git a/src/room.c b/src/room.c
index 339c238d..92c4057a 100644
--- a/src/room.c
+++ b/src/room.c
@@ -7,7 +7,7 @@
 #include "object.h"
 #include "game.h"
 
-extern void sub_0804B058(EntityData* dat);
+static void sub_0804B058(EntityData* dat);
 extern void sub_0801AC98(void);
 extern u32 sub_08049D1C(u32);
 extern Entity* LoadRoomEntity(EntityData*);
@@ -179,7 +179,7 @@ void LoadRoom(void) {
     sub_0801AC98();
 }
 
-void sub_0804B058(EntityData* dat) {
+static void sub_0804B058(EntityData* dat) {
     Entity* ent;
     u32 uVar2;
 
diff --git a/src/roomInit.c b/src/roomInit.c
index 84a090cb..7f2b8d4e 100644
--- a/src/roomInit.c
+++ b/src/roomInit.c
@@ -35,6 +35,8 @@ void sub_080AF250();
 void sub_0804C290();
 void sub_0804C258();
 
+static void sub_0804C128(void);
+
 extern void** gCurrentRoomProperties;
 
 u32 sub_unk3_ArmosInteriors_RuinsEntranceNorth(u32 arg0) {
@@ -1074,7 +1076,7 @@ extern u8 gUnk_080D9338[];
 extern u8 gUnk_080D9340[];
 extern TileEntity gUnk_080D9328[];
 
-void sub_0804C128() {
+static void sub_0804C128(void) {
     sub_080AF250(0);
     if (gRoomVars.field_0x0 != 0) {
         if ((gArea.unk_0c_1) == 0) {
diff --git a/src/text.c b/src/text.c
index 10b504f8..a56d23ea 100644
--- a/src/text.c
+++ b/src/text.c
@@ -41,6 +41,9 @@ u32 sub_0805EF8C(Token*);
 u32 sub_0805EFB4(Token*);
 u32 sub_0805F9A0(u32);
 
+static u32 sub_0805F8F8(u32 idx);
+static u32 sub_0805F7A0(u32 param_1);
+
 typedef struct {
     u16 unk0;
     s8 unk2;
@@ -606,7 +609,7 @@ u32 sub_0805F76C(u8* param_1, WStruct* param_2) {
     return uVar1;
 }
 
-u32 sub_0805F7A0(u32 param_1) {
+static u32 sub_0805F7A0(u32 param_1) {
     u32 uVar1;
     u32 uVar2;
     u32 uVar3;
@@ -707,7 +710,7 @@ void sub_0805F8E4(u32 r0, WStruct* r1) {
     r1->unk1 = old;
 }
 
-u32 sub_0805F8F8(u32 idx) {
+static u32 sub_0805F8F8(u32 idx) {
     u8* temp = &gUnk_0810942E[idx].filler0[10][10];
     return gUnk_0810926C[*temp];
 }