From e598c8630a04c6134a80ad44db5fb08e4d0866bf Mon Sep 17 00:00:00 2001
From: DizzyEggg <jajkodizzy@wp.pl>
Date: Wed, 9 Jul 2025 16:16:24 +0200
Subject: [PATCH] Correctly split effect files

---
 data/data_80B9BB8_2.s          | 10 ----
 include/code_800DAC0.h         |  8 ++-
 include/code_800E9E4.h         | 11 +++-
 include/effect_anim_file.h     |  9 ++++
 include/structs/code_800E9E4.h | 32 ------------
 ld_script.ld                   |  4 +-
 src/code_800DAC0.c             |  8 ++-
 src/code_800E9E4.c             |  6 +++
 src/code_800ED38.c             | 95 +++++++++++++---------------------
 src/code_800F034.c             | 58 +++++----------------
 src/effect_anim_file.c         | 27 ++++++++++
 sym_ewram_init.txt             |  1 +
 12 files changed, 114 insertions(+), 155 deletions(-)
 delete mode 100644 data/data_80B9BB8_2.s
 create mode 100644 include/effect_anim_file.h
 delete mode 100644 include/structs/code_800E9E4.h
 create mode 100644 src/effect_anim_file.c

diff --git a/data/data_80B9BB8_2.s b/data/data_80B9BB8_2.s
deleted file mode 100644
index bc4e0e05a..000000000
--- a/data/data_80B9BB8_2.s
+++ /dev/null
@@ -1,10 +0,0 @@
-	.section .rodata
-
-        .align 2,0
-
-
-
-
-        .string "pksdir0\0"
-        .string "pksdir0\0"
-
diff --git a/include/code_800DAC0.h b/include/code_800DAC0.h
index 018adcb7e..5faaeb062 100644
--- a/include/code_800DAC0.h
+++ b/include/code_800DAC0.h
@@ -3,7 +3,7 @@
 
 #include "structs/sprite_oam.h"
 #include "structs/str_position.h"
-#include "structs/code_800E9E4.h"
+#include "code_800E9E4.h"
 
 typedef struct unkStruct_80416E0
 {
@@ -17,6 +17,12 @@ typedef struct unkStruct_80416E0
     unkStruct_2039DB0 spriteMasks;
 } unkStruct_80416E0;
 
+typedef struct unkStruct_800EA44
+{
+    s16 unk0;
+    s16 unk2;
+} unkStruct_800EA44;
+
 struct UnkStruct_8040094
 {
     u16 unk0;
diff --git a/include/code_800E9E4.h b/include/code_800E9E4.h
index d163eb364..d1244e421 100644
--- a/include/code_800E9E4.h
+++ b/include/code_800E9E4.h
@@ -1,8 +1,6 @@
 #ifndef GUARD_CODE_800E9E4_H
 #define GUARD_CODE_800E9E4_H
 
-#include "structs/code_800E9E4.h"
-
 typedef struct unkStruct_80B9CC4
 {
     // size: 0x24
@@ -37,6 +35,15 @@ typedef struct unkStruct_80BDBC4
     s32 unk20; // Index into gUnknown_80C183C
 } unkStruct_80BDBC4;
 
+typedef struct unkStruct_80C183C
+{
+    // size: 0xc
+    s16 unk0;
+    s16 unk2;
+    s32 unk4;
+    s32 unk8;
+} unkStruct_80C183C;
+
 const unkStruct_80B9CC4 *sub_800ECA4(s32 param_1);
 const unkStruct_80BDBC4 *sub_800ECB8(u16 param_1);
 const unkStruct_80C183C *sub_800ECD0(s32 param_1);
diff --git a/include/effect_anim_file.h b/include/effect_anim_file.h
new file mode 100644
index 000000000..e1791c555
--- /dev/null
+++ b/include/effect_anim_file.h
@@ -0,0 +1,9 @@
+#ifndef GUARD_EFFECT_ANIM_FILE_H
+#define GUARD_EFFECT_ANIM_FILE_H
+
+#include "structs/str_file_system.h"
+
+OpenedFile *OpenEffectFile(u32 animType, s32 effectID);
+void CloseEffectFile(OpenedFile *file);
+
+#endif // GUARD_EFFECT_ANIM_FILE_H
diff --git a/include/structs/code_800E9E4.h b/include/structs/code_800E9E4.h
deleted file mode 100644
index a9bdd9cac..000000000
--- a/include/structs/code_800E9E4.h
+++ /dev/null
@@ -1,32 +0,0 @@
-#ifndef GUARD_STRUCTS_CODE_800E9E4_H
-#define GUARD_STRUCTS_CODE_800E9E4_H
-
-typedef struct unkStruct_80B9C60
-{
-    s32 unk0;
-    s32 unk1;
-    s32 unk2;
-} unkStruct_80B9C60;
-
-typedef struct unkStruct_80CE37C
-{
-    s16 unk0;
-    s16 unk2;
-} unkStruct_80CE37C;
-
-typedef struct unkStruct_80C183C
-{
-    // size: 0xc
-    s16 unk0;
-    s16 unk2;
-    s32 unk4;
-    s32 unk8;
-} unkStruct_80C183C;
-
-typedef struct unkStruct_800EA44
-{
-    s16 unk0;
-    s16 unk2;
-} unkStruct_800EA44;
-
-#endif
diff --git a/ld_script.ld b/ld_script.ld
index 3423e917b..7eadac86c 100755
--- a/ld_script.ld
+++ b/ld_script.ld
@@ -85,6 +85,7 @@ SECTIONS {
         src/code_800E9E4.o(.text);
         src/code_800ED38.o(.text);
         src/code_800F034.o(.text);
+        src/effect_anim_file.o(.text);
         src/dungeon_pokemon_sprites.o(.text);
         src/friend_areas_map.o(.text);
         src/world_map.o(.text);
@@ -453,8 +454,9 @@ SECTIONS {
         data/data_80B9BB0.o(.rodata);
         src/code_800DAC0.o(.rodata)
         src/code_800E9E4.o(.rodata)
-        data/data_80B9BB8_2.o(.rodata);
+        src/code_800ED38.o(.rodata)
         src/code_800F034.o(.rodata);
+        src/effect_anim_file.o(.rodata);
         src/dungeon_pokemon_sprites.o(.rodata);
         src/friend_areas_map.o(.rodata);
         src/world_map.o(.rodata);
diff --git a/src/code_800DAC0.c b/src/code_800DAC0.c
index 9744548aa..e6f1f9e88 100644
--- a/src/code_800DAC0.c
+++ b/src/code_800DAC0.c
@@ -15,7 +15,7 @@
 #include "cpu.h"
 #include "code_800E9E4.h"
 #include "graphics_memory.h"
-#include "structs/code_800E9E4.h"
+#include "effect_anim_file.h"
 
 struct unkStruct_203B0CC_x94
 {
@@ -79,7 +79,6 @@ extern s16 gUnknown_2026E4E;
 
 
 extern void sub_8009BE4(void);
-extern void sub_800F204(OpenedFile *file);
 extern struct unkStruct_800F18C *sub_800F18C(s32);
 extern void sub_800F034(void);
 extern void sub_800ED38(u32);
@@ -89,7 +88,6 @@ extern void sub_800ED80();
 extern void sub_800F094();
 extern void sub_809971C(u16 a0, const RGB *a1, int a2);
 extern u32 sub_800F19C(s32);
-extern OpenedFile *sub_800F1C0(u32 animType, s32 effectID);
 extern void sub_800F15C(s32 effectID);
 
 s32 sub_800E700(s32);
@@ -222,7 +220,7 @@ static void sub_800DCA8(struct unkStruct_203B0CC_sub *param_1)
     param_1->unk4 = -1;
     param_1->unk54 = 0;
     if (param_1->unkB8 != NULL) {
-        sub_800F204(param_1->unkB8);
+        CloseEffectFile(param_1->unkB8);
         param_1->unkB8 = NULL;
     }
 }
@@ -649,7 +647,7 @@ static s32 sub_800E208(s32 a0, unkStruct_80416E0 *a1)
                 return -1;
             if (strPtr->animType == 1 && gUnknown_203B0CC->fileSelection != 0)
                 return -1;
-            ptr->unkB8 = sub_800F1C0(strPtr->animType, strPtr->effectId);
+            ptr->unkB8 = OpenEffectFile(strPtr->animType, strPtr->effectId);
             if (ptr->unkB8 == NULL)
                 return -1;
             ptr->unk0 = a0;
diff --git a/src/code_800E9E4.c b/src/code_800E9E4.c
index 036bd45bd..63f3bb82c 100644
--- a/src/code_800E9E4.c
+++ b/src/code_800E9E4.c
@@ -5226,6 +5226,12 @@ static const unkStruct_80C183C gUnknown_80C183C[4336] = {
 };
 
 // Array of indexes into gUnknown_80B9CC4. One pair of indexes per entry
+typedef struct unkStruct_80CE37C
+{
+    s16 unk0;
+    s16 unk2;
+} unkStruct_80CE37C;
+
 static const unkStruct_80CE37C gUnknown_80CE37C[240] = {
     [0] = {.unk0 = 0, .unk2 = 8},
     [1] = {.unk0 = 0, .unk2 = 8},
diff --git a/src/code_800ED38.c b/src/code_800ED38.c
index 6ff085192..153e15f8b 100644
--- a/src/code_800ED38.c
+++ b/src/code_800ED38.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "globaldata.h"
 #include "bg_control.h"
 #include "structs/axdata.h"
 #include "graphics_memory.h"
@@ -12,6 +13,7 @@
 #include "memory.h"
 #include "sprite.h"
 #include "text_2.h"
+#include "effect_anim_file.h"
 
 struct unkStruct_203B0D0_sub
 {
@@ -33,12 +35,9 @@ struct unkStruct_203B0D0 {
     struct unkStruct_203B0D0_sub unk4[2];
 };
 
-EWRAM_INIT struct unkStruct_203B0D0 *gUnknown_203B0D0 = NULL;
-EWRAM_INIT void *gUnknown_203B0D4 = NULL; // TODO: figure out the actual struct
+static EWRAM_INIT struct unkStruct_203B0D0 *gUnknown_203B0D0 = NULL;
 
-OpenedFile *sub_800F1C0(s32, s32);
 s32 sub_800F0F4(s32, s32);
-void sub_800F204(OpenedFile *file);
 void sub_800F13C(s32, OpenedFile *, const unkStruct_80B9CC4 *);
 void sub_800F15C(s32);
 
@@ -46,8 +45,7 @@ extern void sub_809971C(u16 a0, const RGB *a1, int a2);
 
 void sub_800ED38(s32 r0)
 {
-    if(gUnknown_203B0D0 == 0)
-    {
+    if (gUnknown_203B0D0 == 0) {
         gUnknown_203B0D0 = MemoryAlloc(sizeof(struct unkStruct_203B0D0), 0xB);
         MemoryClear8(gUnknown_203B0D0, sizeof(struct unkStruct_203B0D0));
     }
@@ -56,22 +54,17 @@ void sub_800ED38(s32 r0)
 
 void sub_800ED64(void)
 {
-    if(gUnknown_203B0D0)
-    {
-        MemoryFree(gUnknown_203B0D0);
-        gUnknown_203B0D0 = NULL;
-    }
+    TRY_FREE_AND_SET_NULL(gUnknown_203B0D0);
 }
 
 void sub_800ED80(void)
 {
     s32 index;
-    struct unkStruct_203B0D0_sub *sub;
 
     gUnknown_203B0D0->unk0 = 0;
-    for(index = 0; index < 2; index++)
-    {
-        sub = &gUnknown_203B0D0->unk4[index];
+    for (index = 0; index < 2; index++) {
+        struct unkStruct_203B0D0_sub *sub = &gUnknown_203B0D0->unk4[index];
+
         sub->unk0 = 0;
         sub->file = NULL;
         sub->fileData = NULL;
@@ -82,10 +75,8 @@ bool8 sub_800EDB0(struct unkStruct_203B0D0_sub *r0)
 {
     s32 index;
 
-    for(index = 0; index < 2; index++)
-    {
-        if(gUnknown_203B0D0->unk4[index].unk0 == 0)
-        {
+    for (index = 0; index < 2; index++) {
+        if (gUnknown_203B0D0->unk4[index].unk0 == 0) {
             gUnknown_203B0D0->unk4[index] = *r0;
             return TRUE;
         }
@@ -97,8 +88,7 @@ void sub_800EDF0(u32 r0, OpenedFile *file)
 {
     struct unkStruct_203B0D0_sub stack;
 
-    switch(r0)
-    {
+    switch (r0) {
         case 0:
             stack.unk0 = 3;
             stack.unkC = 0xE;
@@ -125,38 +115,29 @@ void sub_800EDF0(u32 r0, OpenedFile *file)
 
 void sub_800EE5C(s32 r0)
 {
-    const unkStruct_80B9CC4 *ret;
     OpenedFile *file;
-    s32 ret2;
+    const unkStruct_80B9CC4 *ret = sub_800ECA4(r0);
 
-    ret = sub_800ECA4(r0);
-    if(r0 != 0)
-    {
-        switch (ret->animType - 1) {
-        case 1 - 1:
-        case 2 - 1:
+    if (r0 == 0)
+        return;
+    if (ret->animType == 1 || ret->animType == 2)
+        return;
+
+    file = OpenEffectFile(ret->animType, ret->effectId);
+    if (file != NULL) {
+        s32 ret2 = sub_800F0F4(ret->animType, ret->effectId);
+        if (ret2 == -1) {
+            CloseEffectFile(file);
             return;
-        default:
-            file = sub_800F1C0(ret->animType, ret->effectId);
-            if(file)
-            {
-                ret2 = sub_800F0F4(ret->animType, ret->effectId);
-                if(ret2 == -1)
-                {
-                    sub_800F204(file);
-                    return;
-                }
-                else if(ret2 != -2)
-                {
-                    sub_800F13C(ret2, file, ret);
-                    sub_800EDF0(ret2, file);
-                }
-                else {
-                    sub_800F204(file);
-                }
-                sub_800F15C(ret->effectId);
-            }
         }
+        else if(ret2 != -2) {
+            sub_800F13C(ret2, file, ret);
+            sub_800EDF0(ret2, file);
+        }
+        else {
+            CloseEffectFile(file);
+        }
+        sub_800F15C(ret->effectId);
     }
 }
 
@@ -189,15 +170,13 @@ void sub_800EF28(u8 r0)
     sub_800EE5C(sub_800ECE4(r0));
 }
 
-void sub_800EF40(u8 r0, u8 r1)
+void sub_800EF40(u8 r0, bool8 r1)
 {
     s32 ret;
-    if(r1)
-    {
+    if (r1) {
         ret = sub_800ECF8(r0);
     }
-    else
-    {
+    else {
         ret = sub_800ED0C(r0);
     }
     sub_800EE5C(ret);
@@ -213,13 +192,13 @@ void sub_800EF64(void)
             continue;
 
         sub = &gUnknown_203B0D0->unk4[i];
-        switch(sub->unk0) {
+        switch (sub->unk0) {
             case 1:
             case 2:
                  break;
             case 3:
                 sub_8005674(sub->fileData, sub->unk18);
-                switch(gUnknown_203B0D0->unk0) {
+                switch (gUnknown_203B0D0->unk0) {
                     case 1: {
                         const RGB *pal = sub->fileData->pal;
                         sub_809971C((sub->unkC + 16) * 16, pal, 0x10);
@@ -231,7 +210,7 @@ void sub_800EF64(void)
                     }
                 }
                 if(sub->file != 0) {
-                    sub_800F204(sub->file);
+                    CloseEffectFile(sub->file);
                     sub->file = NULL;
                 }
                 break;
@@ -245,7 +224,7 @@ void sub_800EF64(void)
                 }
                 sub_8009A1C(sub->fileData, sub->unkC, sub->unk10, sub->unk14);
                 if(sub->file != NULL) {
-                    sub_800F204(sub->file);
+                    CloseEffectFile(sub->file);
                     sub->file = NULL;
                 }
                 break;
diff --git a/src/code_800F034.c b/src/code_800F034.c
index 61c6b3761..8d1151b31 100644
--- a/src/code_800F034.c
+++ b/src/code_800F034.c
@@ -1,9 +1,8 @@
 #include "global.h"
 #include "globaldata.h"
 #include "code_800E9E4.h"
-#include "def_filearchives.h"
-#include "file_system.h"
 #include "memory.h"
+#include "file_system.h"
 
 struct unkStruct_800F18C
 {
@@ -16,18 +15,17 @@ struct unkStruct_203B0D4
     struct unkStruct_800F18C unk0[2];
 };
 
-extern struct unkStruct_203B0D4 *gUnknown_203B0D4;
+static EWRAM_INIT struct unkStruct_203B0D4 *gUnknown_203B0D4 = NULL;
 
 void sub_800F034(void)
 {
     s32 index;
-    if(gUnknown_203B0D4 == NULL)
-    {
+    if (gUnknown_203B0D4 == NULL) {
         gUnknown_203B0D4 = MemoryAlloc(sizeof(struct unkStruct_203B0D4), 0xB);
         MemoryClear8(gUnknown_203B0D4, sizeof(struct unkStruct_203B0D4));
     }
-    for(index = 0; index < 2; index++)
-    {
+
+    for(index = 0; index < 2; index++) {
         gUnknown_203B0D4->unk0[index].effectID = -1;
         gUnknown_203B0D4->unk0[index].counter = 0;
     }
@@ -35,24 +33,19 @@ void sub_800F034(void)
 
 void sub_800F078(void)
 {
-    if(gUnknown_203B0D4)
-    {
-        MemoryFree(gUnknown_203B0D4);
-        gUnknown_203B0D4 = NULL;
-    }
+    TRY_FREE_AND_SET_NULL(gUnknown_203B0D4);
 }
 
 void sub_800F094(void)
 {
     s32 index;
-    for(index = 0; index < 2; index++)
-    {
+    for (index = 0; index < 2; index++) {
         gUnknown_203B0D4->unk0[index].effectID = -1;
         gUnknown_203B0D4->unk0[index].counter = 0;
     }
 }
 
-s32 sub_800F0C0(s32 animType, s32 effectID)
+UNUSED static s32 sub_800F0C0(s32 animType, s32 effectID)
 {
     if (animType == 3) {
         if (gUnknown_203B0D4->unk0[0].effectID == effectID) return 0;
@@ -63,7 +56,6 @@ s32 sub_800F0C0(s32 animType, s32 effectID)
     return -3;
 }
 
-
 s32 sub_800F0F4(s32 animType, s32 effectID)
 {
     if (animType == 3) {
@@ -77,9 +69,9 @@ s32 sub_800F0F4(s32 animType, s32 effectID)
     return -1;
 }
 
-void sub_800F13C(s32 index, OpenedFile *file, unkStruct_80B9CC4 * r2)
+void sub_800F13C(s32 index, OpenedFile *file, unkStruct_80B9CC4 *r2)
 {
-    if(gUnknown_203B0D4->unk0[index].counter == 0)
+    if (gUnknown_203B0D4->unk0[index].counter == 0)
         gUnknown_203B0D4->unk0[index].effectID = r2->effectId;
 }
 
@@ -87,10 +79,8 @@ void sub_800F15C(s32 effectID)
 {
     s32 index;
 
-    for(index = 0; index < 2; index++)
-    {
-        if(gUnknown_203B0D4->unk0[index].effectID == effectID)
-        {
+    for (index = 0; index < 2; index++) {
+        if( gUnknown_203B0D4->unk0[index].effectID == effectID) {
             gUnknown_203B0D4->unk0[index].counter++;
             break;
         }
@@ -110,27 +100,3 @@ s32 sub_800F19C(s32 index)
         return 1;
 }
 
-OpenedFile * sub_800F1C0(u32 animType, s32 effectID)
-{
-    u8 fileName [8];
-
-    switch(animType)
-    {
-        case 1:
-        case 2:
-        case 3:
-            sprintf(fileName,"efob%03d",effectID);
-            break;
-        case 4:
-            sprintf(fileName,"efbg%03d",effectID);
-            break;
-
-    }
-    return Call_OpenFileAndGetFileDataPtr(fileName,&gEffectFileArchive);
-}
-
-void sub_800F204(OpenedFile *file)
-{
-    CloseFile(file);
-}
-
diff --git a/src/effect_anim_file.c b/src/effect_anim_file.c
new file mode 100644
index 000000000..f7df6c10d
--- /dev/null
+++ b/src/effect_anim_file.c
@@ -0,0 +1,27 @@
+#include "global.h"
+#include "globaldata.h"
+#include "file_system.h"
+#include "def_filearchives.h"
+
+OpenedFile *OpenEffectFile(u32 animType, s32 effectID)
+{
+    u8 fileName[8];
+
+    switch (animType) {
+        case 1:
+        case 2:
+        case 3:
+            sprintf(fileName,"efob%03d",effectID);
+            break;
+        case 4:
+            sprintf(fileName,"efbg%03d",effectID);
+            break;
+
+    }
+    return Call_OpenFileAndGetFileDataPtr(fileName,&gEffectFileArchive);
+}
+
+void CloseEffectFile(OpenedFile *file)
+{
+    CloseFile(file);
+}
diff --git a/sym_ewram_init.txt b/sym_ewram_init.txt
index a0077e7bb..fabac1b8a 100644
--- a/sym_ewram_init.txt
+++ b/sym_ewram_init.txt
@@ -15,6 +15,7 @@
 .include "src/cpu.o"
 .include "src/code_800DAC0.o"
 .include "src/code_800ED38.o"
+.include "src/code_800F034.o"
 .include "src/dungeon_pokemon_sprites.o"
 .include "src/friend_areas_map.o"
 .include "src/world_map.o"