decode battle data (wip rodata)

This commit is contained in:
Alex Bates 2020-12-02 15:13:17 +00:00
parent b9b69a5739
commit cdeb8b5683
4 changed files with 349 additions and 2 deletions

301
src/battle/battle.c Normal file
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@ -0,0 +1,301 @@
#include "common.h"
#include "ld_addrs.h"
typedef struct BattleArea {
/* 0x00 */ char* name; ///< JP debug name.
/* 0x04 */ s32 dmaStart;
/* 0x08 */ s32 dmaEnd;
/* 0x0C */ void* dmaDest;
/* 0x10 */ void* formations;
/* 0x14 */ void* stages;
/* 0x18 */ s32 unused_18;
/* 0x1C */ void* dmaTable;
} BattleArea; // size = 0x20
#define AREA(id) \
.dmaStart = &code_##id##_ROM_START, \
.dmaEnd = &code_##id##_ROM_END, \
.dmaDest = &code_##id##_VRAM
// help
const s32 lol[] = {
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
0x08080808, 0x08080808, 0x08080808, 0x08080808,
};
BattleArea gBattleAreas[] = {
{
AREA(section_0),
.name = "エリア その1",
.formations = 0x802194D4,
.stages = 0x802195D8,
},
{
AREA(section_1),
.name = "エリア その2",
.formations = 0x80219840,
.stages = 0x8021987C,
},
{
AREA(section_2),
.name = "エリア その3",
.formations = 0x8021A2AC,
.stages = 0x8021A360,
},
{
AREA(section_3),
.name = 0x8009A520,
.formations = 0x80232A5C,
.stages = 0x80232AD4,
},
{
AREA(section_4),
.name = 0x8009A510,
.formations = 0x80225F24,
.stages = 0x80225F88,
},
{
AREA(section_5),
.name = 0x8009A500,
.formations = 0x80219520,
.stages = 0x80219728,
},
{
AREA(section_6),
.name = 0x8009A4E8,
.formations = 0x80218CB0,
.stages = 0x80218EE0,
},
{
AREA(section_7),
.name = 0x8009A4D0,
.formations = 0x8021A5DC,
.stages = 0x8021A604,
},
{
AREA(section_8),
.name = 0x8009A4B8,
.formations = 0x8021823C,
.stages = 0x80218264,
},
{
AREA(section_9),
.name = 0x8009A4A8,
.formations = 0x802185B8,
.stages = 0x802186E4,
},
{
AREA(section_10),
.name = 0x8009A498,
.formations = 0x8021FE80,
.stages = 0x8021FFE8,
},
{
AREA(section_11),
.name = 0x8009A480,
.formations = 0x80224700,
.stages = 0x802248A4,
},
{
AREA(section_12),
.name = 0x8009A468,
.formations = 0x80220448,
.stages = 0x80220470,
},
{
AREA(section_13),
.name = 0x8009A458,
.formations = 0x8021EA70,
.stages = 0x8021EBEC,
},
{
AREA(section_14),
.name = 0x8009A448,
.formations = 0x80228110,
.stages = 0x80228278,
},
{
AREA(section_15),
.name = 0x8009A438,
.formations = 0x8021B38C,
.stages = 0x8021B418,
},
{
AREA(section_16),
.name = 0x8009A428,
.formations = 0x80230730,
.stages = 0x80230AC8,
},
{
AREA(section_17),
.name = 0x8009A418,
.formations = 0x8022FBF4,
.stages = 0x8022FC1C,
},
{
AREA(section_18),
.name = 0x8009A408,
.formations = 0x8022EA2C,
.stages = 0x8022EB1C,
},
{
AREA(section_19),
.name = 0x8009A3F8,
.formations = 0x8021D5FC,
.stages = 0x8021D624,
},
{
AREA(section_20),
.name = 0x8009A3E8,
.formations = 0x80228AF8,
.stages = 0x80228C60,
},
{
AREA(section_21),
.name = 0x8009A3D8,
.formations = 0x8021F6C8,
.stages = 0x8021F72C,
},
{
AREA(section_22),
.name = 0x8009A3C8,
.formations = 0x80229E74,
.stages = 0x8022A02C,
},
{
AREA(section_23),
.name = 0x8009A3B8,
.formations = 0x8022AA08,
.stages = 0x8022AA44,
.dmaTable = 0x8022AA84,
},
{
AREA(section_24),
.name = 0x8009A3A8,
.formations = 0x80234574,
.stages = 0x8023486C,
},
{
AREA(section_25),
.name = 0x8009A398,
.formations = 0x802356FC,
.stages = 0x80235788,
},
{
AREA(section_26),
.name = 0x8009A388,
.formations = 0x802340B4,
.stages = 0x802342BC,
},
{
AREA(section_27),
.name = 0x8009A378,
.formations = 0x80227A90,
.stages = 0x80227AE0,
},
{
AREA(section_28),
.name = 0x8009A368,
.formations = 0x802232E8,
.stages = 0x8022334C,
},
{
AREA(section_29),
.name = 0x8009A358,
.formations = 0x80231164,
.stages = 0x80231290,
},
{
AREA(section_30),
.name = 0x8009A348,
.formations = 0x802234F0,
.stages = 0x8022352C,
},
{
AREA(section_31),
.name = 0x8009A338,
.formations = 0x8022F4D4,
.stages = 0x8022F614,
},
{
AREA(section_32),
.name = 0x8009A328,
.formations = 0x802215A0,
.stages = 0x802215C8,
},
{
AREA(section_33),
.name = 0x8009A318,
.formations = 0x80232888,
.stages = 0x8023298C,
},
{
AREA(section_34),
.name = 0x8009A308,
.formations = 0x80231A64,
.stages = 0x80231ED8,
},
{
AREA(section_35),
.name = 0x8009A2F8,
.formations = 0x802346A8,
.stages = 0x80234720,
},
{
AREA(section_36),
.name = 0x8009A2E8,
.formations = 0x8022839C,
.stages = 0x802283EC,
},
{
AREA(section_37),
.name = 0x8009A2D8,
.formations = 0x80227910,
.stages = 0x80227988,
},
{
AREA(section_38),
.name = 0x8009A2C8,
.formations = 0x802185BC,
.stages = 0x802185E4,
},
{
AREA(section_39),
.name = 0x8009A2B8,
.formations = 0x8022A7C4,
.stages = 0x8022A83C,
},
{},
{
AREA(section_41),
.name = 0x8009A2A4,
},
{
AREA(section_42),
.name = 0x8009A290,
},
{
AREA(section_43),
.name = 0x8009A27C,
},
{
AREA(section_44),
.name = 0x8009A268,
},
{
AREA(section_45),
.name = 0x8009A254,
},
{
AREA(section_46),
.name = 0x8009A240,
},
{},
};

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@ -657,5 +657,5 @@ Area gAreas[] = {
AREA(mgm, "ミニゲーム"), // minige-mu [Minigames]
AREA(gv, "ゲームオーバー"), // ge-mu o-ba- [Game Over]
AREA(tst, "テストマップ"), // tesuto mappu [Test map]
0, 0, 0, 0,
{},
};

45
tools/sjis.py Executable file
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@ -0,0 +1,45 @@
#! /usr/bin/python3
def decode(data):
length = 0
is_dbl_char = False
for byte in data:
if byte == 0 and not is_dbl_char:
break
# ignore null terminator when reading double-byte char
is_dbl_char = False
if byte & 0xF0 == 0x80:
is_dbl_char = True
if byte & 0xF0 == 0x90:
is_dbl_char = True
if byte & 0xF0 == 0xE0:
is_dbl_char = True
if byte & 0xF0 == 0xF0:
is_dbl_char = True
length += 1
return data[:length].decode('shift-jis')
if __name__ == "__main__":
import sys
if len(sys.argv) <= 1:
print("usage: ./sjis.py <bytes...>")
print("decodes zero-terminated SJIS from arbitrary hex bytes.")
print("e.g.")
print(" ./sjis.py 80072F64 80072F90 80072FA8 00000000")
print(" エリア その1")
exit(1)
s = "".join(sys.argv[1:])
data = bytearray()
for i in range(0, len(s), 2):
byte = eval(f"0x{s[i]}{s[i + 1]}")
data.append(byte)
print(data)
print(decode(data))

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@ -207,10 +207,11 @@ segments:
- [0x52D50, bin]
- [0x6B450, .data, world/world]
- [0x6EAC0, bin] # has scripts
- [0x70E30, bin, battle/battle]
- [0x70E30, .data, battle/battle]
- [0x71430, bin]
- [0x73DA0, .rodata, world/world]
- [0x74EA0, bin]
- [0x75570, .rodata, battle/battle] # help
- type: code
start: 0x759B0
vram: 0x800DC500