Decompile data

5 files changed, 294 insertions, 42 deletions

diff --git a/data/graphics.s b/data/graphics.s
index e1b76565a..1a5856c50 100644
--- a/data/graphics.s
+++ b/data/graphics.s
@@ -910,8 +910,116 @@ gCableCarCord_Gfx:: @ 8DBC2C0
 gUnknown_08DBC2E8:: @ 8DBC2E8
 	.incbin "baserom.gba", 0xdbc2e8, 0x72c
 
-gUnknown_08DBCA14:: @ 8DBCA14
-	.incbin "baserom.gba", 0xdbca14, 0x3d00
+gUnknown_08DBCA14:: @ 0x08DBCA14
+	.incbin "baserom.gba", 0xdbca14, 0x1e04
+
+gUnknown_08DBE818:: @ 0x08DBE818
+	.incbin "baserom.gba", 0xdbe818, 0x20
+
+gUnknown_08DBE838:: @ 0x08DBE838
+	.incbin "baserom.gba", 0xdbe838, 0x20
+
+gUnknown_08DBE858:: @ 0x08DBE858
+	.incbin "baserom.gba", 0xdbe858, 0x20
+
+gUnknown_08DBE878:: @ 0x08DBE878
+	.incbin "baserom.gba", 0xdbe878, 0x20
+
+gUnknown_08DBE898:: @ 0x08DBE898
+	.incbin "baserom.gba", 0xdbe898, 0x20
+
+gUnknown_08DBE8B8:: @ 0x08DBE8B8
+	.incbin "baserom.gba", 0xdbe8b8, 0x20
+
+gUnknown_08DBE8D8:: @ 0x08DBE8D8
+	.incbin "baserom.gba", 0xdbe8d8, 0x20
+
+gUnknown_08DBE8F8:: @ 0x08DBE8F8
+	.incbin "baserom.gba", 0xdbe8f8, 0x20
+
+gUnknown_08DBE918:: @ 0x08DBE918
+	.incbin "baserom.gba", 0xdbe918, 0x20
+
+gUnknown_08DBE938:: @ 0x08DBE938
+	.incbin "baserom.gba", 0xdbe938, 0x20
+
+gUnknown_08DBE958:: @ 0x08DBE958
+	.incbin "baserom.gba", 0xdbe958, 0x20
+
+gUnknown_08DBE978:: @ 0x08DBE978
+	.incbin "baserom.gba", 0xdbe978, 0x20
+
+gUnknown_08DBE998:: @ 0x08DBE998
+	.incbin "baserom.gba", 0xdbe998, 0x1a0
+
+gUnknown_08DBEB38:: @ 0x08DBEB38
+	.incbin "baserom.gba", 0xdbeb38, 0x13c
+
+gUnknown_08DBEC74:: @ 0x08DBEC74
+	.incbin "baserom.gba", 0xdbec74, 0x210
+
+gUnknown_08DBEE84:: @ 0x08DBEE84
+	.incbin "baserom.gba", 0xdbee84, 0xd8
+
+gUnknown_08DBEF5C:: @ 0x08DBEF5C
+	.incbin "baserom.gba", 0xdbef5c, 0x1f8
+
+gUnknown_08DBF154:: @ 0x08DBF154
+	.incbin "baserom.gba", 0xdbf154, 0x180
+
+gUnknown_08DBF2D4:: @ 0x08DBF2D4
+	.incbin "baserom.gba", 0xdbf2d4, 0xa8
+
+gUnknown_08DBF37C:: @ 0x08DBF37C
+	.incbin "baserom.gba", 0xdbf37c, 0x190
+
+gUnknown_08DBF50C:: @ 0x08DBF50C
+	.incbin "baserom.gba", 0xdbf50c, 0x140
+
+gUnknown_08DBF64C:: @ 0x08DBF64C
+	.incbin "baserom.gba", 0xdbf64c, 0x168
+
+gUnknown_08DBF7B4:: @ 0x08DBF7B4
+	.incbin "baserom.gba", 0xdbf7b4, 0x150
+
+gUnknown_08DBF904:: @ 0x08DBF904
+	.incbin "baserom.gba", 0xdbf904, 0x2a0
+
+gUnknown_08DBFBA4:: @ 0x08DBFBA4
+	.incbin "baserom.gba", 0xdbfba4, 0xd8
+
+gUnknown_08DBFC7C:: @ 0x08DBFC7C
+	.incbin "baserom.gba", 0xdbfc7c, 0xe0
+
+gUnknown_08DBFD5C:: @ 0x08DBFD5C
+	.incbin "baserom.gba", 0xdbfd5c, 0x10c
+
+gUnknown_08DBFE68:: @ 0x08DBFE68
+	.incbin "baserom.gba", 0xdbfe68, 0xdc
+
+gUnknown_08DBFF44:: @ 0x08DBFF44
+	.incbin "baserom.gba", 0xdbff44, 0xf0
+
+gUnknown_08DC0034:: @ 0x08DC0034
+	.incbin "baserom.gba", 0xdc0034, 0xe0
+
+gUnknown_08DC0114:: @ 0x08DC0114
+	.incbin "baserom.gba", 0xdc0114, 0xe0
+
+gUnknown_08DC01F4:: @ 0x08DC01F4
+	.incbin "baserom.gba", 0xdc01f4, 0x10c
+
+gUnknown_08DC0300:: @ 0x08DC0300
+	.incbin "baserom.gba", 0xdc0300, 0xf0
+
+gUnknown_08DC03F0:: @ 0x08DC03F0
+	.incbin "baserom.gba", 0xdc03f0, 0xf8
+
+gUnknown_08DC04E8:: @ 0x08DC04E8
+	.incbin "baserom.gba", 0xdc04e8, 0x118
+
+gUnknown_08DC0600:: @ 0x08DC0600
+	.incbin "baserom.gba", 0xdc0600, 0x114
 
 gUnknown_08DC0714:: @ 8DC0714
 	.incbin "baserom.gba", 0xdc0714, 0x40
diff --git a/data/mail.s b/data/mail.s
deleted file mode 100644
index 5dc8270bc..000000000
--- a/data/mail.s
+++ /dev/null
@@ -1,26 +0,0 @@
-	.include "asm/macros.inc"
-	.include "constants/constants.inc"
-
-	.section .rodata
-	.align 2, 0
-
-gUnknown_0859F290:: @ 859F290
-	.incbin "baserom.gba", 0x59f290, 0xc
-
-gUnknown_0859F29C:: @ 859F29C
-	.incbin "baserom.gba", 0x59f29c, 0x10
-
-gUnknown_0859F2AC:: @ 859F2AC
-	.incbin "baserom.gba", 0x59f2ac, 0x4
-
-gUnknown_0859F2B0:: @ 859F2B0
-	.incbin "baserom.gba", 0x59f2b0, 0x8
-
-gUnknown_0859F2B8:: @ 859F2B8
-	.incbin "baserom.gba", 0x59f2b8, 0xfc
-
-gUnknown_0859F3B4:: @ 859F3B4
-	.incbin "baserom.gba", 0x59f3b4, 0xa4
-
-gUnknown_0859F458:: @ 859F458
-	.incbin "baserom.gba", 0x59f458, 0xbc
diff --git a/include/menu.h b/include/menu.h
index d143c8a7c..957bed9b4 100644
--- a/include/menu.h
+++ b/include/menu.h
@@ -20,7 +20,7 @@ void sub_8198070(u8 windowId, bool8 copyToVram);
 void SetWindowTemplateFields(struct WindowTemplate* template, u8 priority, u8 tilemapLeft, u8 tilemapTop, u8 width, u8 height, u8 palNum, u16 baseBlock);
 void SetWindowBorderStyle(u8 windowId, bool8 copyToVram, u16 tileStart, u8 palette);
 void reset_temp_tile_data_buffers(void);
-int decompress_and_copy_tile_data_to_vram(u8 bg_id, void *src, int size, u16 offset, u8 mode);
+int decompress_and_copy_tile_data_to_vram(u8 bg_id, const void *src, int size, u16 offset, u8 mode);
 bool8 free_temp_tile_data_buffers_if_possible(void);
 
 #endif // GUARD_MENU_H
diff --git a/ld_script.txt b/ld_script.txt
index dfc790530..1191c9c8e 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -401,7 +401,7 @@ SECTIONS {
         data/easy_chat.o(.rodata);
         data/mon_markings.o(.rodata);
         data/mauville_old_man.o(.rodata);
-        data/mail.o(.rodata);
+        src/mail.o(.rodata);
         data/menu_helpers.o(.rodata);
         data/heal_location.o(.rodata);
         data/region_map.o(.rodata);
diff --git a/src/mail.c b/src/mail.c
index 0f0530c04..3febf1d08 100644
--- a/src/mail.c
+++ b/src/mail.c
@@ -26,6 +26,8 @@ struct UnkMailStruct
     u8 unk_0_0:2;
     u8 unk_0_2:2;
     u8 unk_0_4:4;
+    u8 unk_1_0:4;
+    u8 unk_1_4:1;
 };
 
 struct MailLayout
@@ -35,8 +37,8 @@ struct MailLayout
     u8 var2;
     u8 var3_0:4;
     u8 var3_4:4;
-    struct UnkMailStruct *var4;
-    u32 var8;
+    u32 var4;
+    const struct UnkMailStruct *var8;
 };
 
 struct Unk203A134
@@ -61,9 +63,9 @@ struct Unk203A134
 
 struct MailGraphics
 {
-    u16 (*palette)[];
-    u8 (*tiles)[];
-    u8 (*tileMap)[];
+    const u16 *palette;
+    const u8 *tiles;
+    const u8 *tileMap;
     u16 var0C;
     u16 var0E;
     u16 color10;
@@ -85,12 +87,180 @@ void sub_8121C98(void);
 
 // .rodata
 
-extern const struct BgTemplate gUnknown_0859F290[];
-extern const struct WindowTemplate gUnknown_0859F29C;
-extern const u16 gUnknown_0859F2B0[][2];
-extern const struct MailGraphics gUnknown_0859F2B8[];
-extern const struct MailLayout gUnknown_0859F3B4[];
-extern const struct MailLayout gUnknown_0859F458[];
+const struct BgTemplate gUnknown_0859F290[] = {
+    {
+        .bg = 0,
+        .charBaseIndex = 2,
+        .mapBaseIndex = 31,
+        .priority = 0
+    }, {
+        .bg = 1,
+        .charBaseIndex = 0,
+        .mapBaseIndex = 30,
+        .priority = 1
+    }, {
+        .bg = 2,
+        .charBaseIndex = 0,
+        .mapBaseIndex = 29,
+        .priority = 2
+    }
+};
+
+const struct WindowTemplate gUnknown_0859F29C[] = {
+    {
+        .priority = 0,
+        .tilemapLeft = 2,
+        .tilemapTop = 3,
+        .width = 26,
+        .height = 15,
+        .paletteNum = 15,
+        .baseBlock = 1
+    }, {
+        .priority = -1
+    }
+};
+
+const u8 gUnknown_0859F2AC[] = {
+     0,
+    10,
+    11
+};
+
+const u16 gUnknown_0859F2B0[][2] = {
+    { 0x6ACD, 0x51A5 },
+    { 0x45FC, 0x38D4 }
+};
+
+extern const u16 gUnknown_08DBE818[];
+extern const u16 gUnknown_08DBE838[];
+extern const u16 gUnknown_08DBE858[];
+extern const u16 gUnknown_08DBE878[];
+extern const u16 gUnknown_08DBE898[];
+extern const u16 gUnknown_08DBE8B8[];
+extern const u16 gUnknown_08DBE8D8[];
+extern const u16 gUnknown_08DBE8F8[];
+extern const u16 gUnknown_08DBE918[];
+extern const u16 gUnknown_08DBE938[];
+extern const u16 gUnknown_08DBE958[];
+extern const u16 gUnknown_08DBE978[];
+extern const u8 gUnknown_08DBE998[];
+extern const u8 gUnknown_08DBFBA4[];
+extern const u8 gUnknown_08DBEB38[];
+extern const u8 gUnknown_08DBFC7C[];
+extern const u8 gUnknown_08DBEC74[];
+extern const u8 gUnknown_08DBFD5C[];
+extern const u8 gUnknown_08DBEE84[];
+extern const u8 gUnknown_08DBFE68[];
+extern const u8 gUnknown_08DBEF5C[];
+extern const u8 gUnknown_08DBFF44[];
+extern const u8 gUnknown_08DBF154[];
+extern const u8 gUnknown_08DC0034[];
+extern const u8 gUnknown_08DBF2D4[];
+extern const u8 gUnknown_08DC0114[];
+extern const u8 gUnknown_08DBF37C[];
+extern const u8 gUnknown_08DC01F4[];
+extern const u8 gUnknown_08DBF50C[];
+extern const u8 gUnknown_08DC0300[];
+extern const u8 gUnknown_08DBF64C[];
+extern const u8 gUnknown_08DC03F0[];
+extern const u8 gUnknown_08DBF7B4[];
+extern const u8 gUnknown_08DC04E8[];
+extern const u8 gUnknown_08DBF904[];
+extern const u8 gUnknown_08DC0600[];
+
+const struct MailGraphics gUnknown_0859F2B8[] = {
+    {
+        gUnknown_08DBE818, gUnknown_08DBE998, gUnknown_08DBFBA4, 0x02c0, 0x0000, 0x294a, 0x6739
+    }, {
+        gUnknown_08DBE838, gUnknown_08DBEB38, gUnknown_08DBFC7C, 0x02e0, 0x0000, 0x7fff, 0x4631
+    }, {
+        gUnknown_08DBE858, gUnknown_08DBEC74, gUnknown_08DBFD5C, 0x0400, 0x0000, 0x294a, 0x6739
+    }, {
+        gUnknown_08DBE878, gUnknown_08DBEE84, gUnknown_08DBFE68, 0x01e0, 0x0000, 0x7fff, 0x4631
+    }, {
+        gUnknown_08DBE898, gUnknown_08DBEF5C, gUnknown_08DBFF44, 0x02e0, 0x0000, 0x7fff, 0x4631
+    }, {
+        gUnknown_08DBE8B8, gUnknown_08DBF154, gUnknown_08DC0034, 0x0300, 0x0000, 0x294a, 0x6739
+    }, {
+        gUnknown_08DBE8D8, gUnknown_08DBF2D4, gUnknown_08DC0114, 0x0140, 0x0000, 0x7fff, 0x4631
+    }, {
+        gUnknown_08DBE8F8, gUnknown_08DBF37C, gUnknown_08DC01F4, 0x0300, 0x0000, 0x7fff, 0x4631
+    }, {
+        gUnknown_08DBE918, gUnknown_08DBF50C, gUnknown_08DC0300, 0x0220, 0x0000, 0x294a, 0x6739
+    }, {
+        gUnknown_08DBE938, gUnknown_08DBF64C, gUnknown_08DC03F0, 0x0340, 0x0000, 0x294a, 0x6739
+    }, {
+        gUnknown_08DBE958, gUnknown_08DBF7B4, gUnknown_08DC04E8, 0x02a0, 0x0000, 0x294a, 0x6739
+    }, {
+        gUnknown_08DBE978, gUnknown_08DBF904, gUnknown_08DC0600, 0x0520, 0x0000, 0x294a, 0x6739
+    }
+};
+
+const struct UnkMailStruct Unknown_0859F3A8[] = {
+    { .unk_0_0 = 3, .unk_1_4 = TRUE },
+    { .unk_0_0 = 3, .unk_1_4 = TRUE },
+    { .unk_0_0 = 3, .unk_1_4 = TRUE }
+};
+
+const struct MailLayout gUnknown_0859F3B4[] = {
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x08, 0x00, 0x2, 0x0, 0x04, Unknown_0859F3A8 },
+    { 0x03, 0x00, 0x00, 0x2, 0x0, 0x00, Unknown_0859F3A8 }
+};
+
+const struct UnkMailStruct Unknown_0859F444[] = {
+    { .unk_0_0 = 2, .unk_1_4 = TRUE },
+    { .unk_0_0 = 2, .unk_1_4 = TRUE },
+    { .unk_0_0 = 2, .unk_1_4 = TRUE },
+    { .unk_0_0 = 2, .unk_1_4 = TRUE },
+    { .unk_0_0 = 1, .unk_1_4 = TRUE }
+};
+
+const struct MailLayout gUnknown_0859F458[] = {
+    { 0x05, 0x07, 0x58, 0xb, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x0a, 0x60, 0x9, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x0c, 0x68, 0x5, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x05, 0x60, 0x8, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x0a, 0x60, 0x9, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x09, 0x70, 0x5, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x0c, 0x68, 0x9, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x0d, 0x68, 0xd, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x09, 0x60, 0x9, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x09, 0x60, 0x9, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x11, 0x68, 0xf, 0x0, 0x1e, Unknown_0859F444 },
+    { 0x05, 0x09, 0x60, 0x5, 0x0, 0x1e, Unknown_0859F444 }
+};
+
+const u16 Unknown_0859F4E8[] = {
+    0x00, 0x4000, 0x00, 0x00
+};
+
+const u16 Unknown_0859F4F0[] = {
+    0x00, 0x00, -1, 0x00
+};
+
+const u16 Unknown_0859F4F8[] = {
+    0x04, 0x00, -1, 0x00
+};
+
+const u16 Unknown_0859F500[] = {
+    0x00, 0x40, -1, 0x00
+};
+
+const u16 *const gUnknown_0859F508[] = {
+    Unknown_0859F4F0,
+    Unknown_0859F4F8,
+    Unknown_0859F500
+};
 
 // .text
 
@@ -191,7 +361,7 @@ bool8 sub_81215EC(void)
             SetBgTilemapBuffer(2, gUnknown_0203A134->bg2TilemapBuffer);
             break;
         case 7:
-            InitWindows(&gUnknown_0859F29C);
+            InitWindows(gUnknown_0859F29C);
             DeactivateAllTextPrinters();
             break;
         case 8: