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oot/tools/msgdis.py
playerskel f4a72303cb
Whitespace (#1112) 
* remove trailing whitespaces

* minor docs tweaks

* some more trailing whitespaces

* few more tweaks
2022-01-23 18:09:02 -05:00

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Python
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#!/usr/bin/env python3
#
# message_data_static disassembler/decompiler
#
import re, struct
from os import path
# ===================================================
# Util
# ===================================================
def as_hword_list(b):
if len(b) % 2 != 0:
return None
return [h[0] for h in struct.iter_unpack(">H", b)]
def as_word_list(b):
if len(b) % 4 != 0:
return None
return [i[0] for i in struct.iter_unpack(">I", b)]
def as_message_table_entry(b):
if len(b) % 8 != 0:
return None
return [(e[0], e[1]>>0x4&0xF, e[1]&0xF, e[2]) for e in [i for i in struct.iter_unpack(">HBxI", b)]]
def segmented_to_physical(address):
return address & ~0x07000000
# ===================================================
# Decode message_data_static encoded strings
# ===================================================
"""
Special characters conversion
"""
extraction_charmap = {
0x7F: '‾',
0x80: 'À',
0x81: 'î',
0x82: 'Â',
0x83: 'Ä',
0x84: 'Ç',
0x85: 'È',
0x86: 'É',
0x87: 'Ê',
0x88: 'Ë',
0x89: 'Ï',
0x8A: 'Ô',
0x8B: 'Ö',
0x8C: 'Ù',
0x8D: 'Û',
0x8E: 'Ü',
0x8F: 'ß',
0x90: 'à',
0x91: 'á',
0x92: 'â',
0x93: 'ä',
0x94: 'ç',
0x95: 'è',
0x96: 'é',
0x97: 'ê',
0x98: 'ë',
0x99: 'ï',
0x9A: 'ô',
0x9B: 'ö',
0x9C: 'ù',
0x9D: 'û',
0x9E: 'ü',
0x9F: '[A]',
0xA0: '[B]',
0xA1: '[C]',
0xA2: '[L]',
0xA3: '[R]',
0xA4: '[Z]',
0xA5: '[C-Up]',
0xA6: '[C-Down]',
0xA7: '[C-Left]',
0xA8: '[C-Right]',
0xA9: '▼',
0xAA: '[Control-Pad]',
0xAB: '[D-Pad]',
}
control_codes = {
'\x01': "NEWLINE",
'\x02': "END",
'\x04': "BOX_BREAK",
'\x05': "COLOR",
'\x06': "SHIFT",
'\x07': "TEXTID",
'\x08': "QUICKTEXT_ENABLE",
'\x09': "QUICKTEXT_DISABLE",
'\x0A': "PERSISTENT",
'\x0B': "EVENT",
'\x0C': "BOX_BREAK_DELAYED",
'\x0D': "AWAIT_BUTTON_PRESS",
'\x0E': "FADE",
'\x0F': "NAME",
'\x10': "OCARINA",
'\x11': "FADE2",
'\x12': "SFX",
'\x13': "ITEM_ICON",
'\x14': "TEXT_SPEED",
'\x15': "BACKGROUND",
'\x16': "MARATHON_TIME",
'\x17': "RACE_TIME",
'\x18': "POINTS",
'\x19': "TOKENS",
'\x1A': "UNSKIPPABLE",
'\x1B': "TWO_CHOICE",
'\x1C': "THREE_CHOICE",
'\x1D': "FISH_INFO",
'\x1E': "HIGHSCORE",
'\x1F': "TIME",
}
colors = {
0x40 : "DEFAULT",
0x41 : "RED",
0x42 : "ADJUSTABLE",
0x43 : "BLUE",
0x44 : "LIGHTBLUE",
0x45 : "PURPLE",
0x46 : "YELLOW",
0x47 : "BLACK",
}
highscores = {
0x00 : "HS_HORSE_ARCHERY",
0x01 : "HS_POE_POINTS",
0x02 : "HS_LARGEST_FISH",
0x03 : "HS_HORSE_RACE",
0x04 : "HS_MARATHON",
0x06 : "HS_DAMPE_RACE",
}
def format_char(byte):
return f"\\x{byte:02X}"
def decode(read_bytes, box_type):
next_is_color = False
next_is_highscore = False
next_is_byte_mod = False
next_is_box_break_delayed = False
next_is_hword_mod = 0
next_is_background = 0
buf = []
for byte in read_bytes:
if next_is_byte_mod:
#buf.append(format_hex(byte,1) + ") \"")
value = "\"" + format_char(byte) + "\""
if next_is_highscore:
value = highscores[byte]
next_is_highscore = False
elif next_is_color:
"""
if box_type == 5:
value = color_type_5[byte]
elif box_type == 1:
value = color_type_1[byte]
else:
value = color_type_default[byte]
"""
value = colors[byte]
next_is_color = False
buf.append(value + ") \"") # + ("\n" if next_is_box_break_delayed else "")
next_is_byte_mod = False
next_is_box_break_delayed = False
elif next_is_hword_mod == 1:
#buf.append(format_hex(byte,1))
buf.append("\"" + format_char(byte))
next_is_hword_mod = 2
elif next_is_hword_mod == 2:
#buf.append(format_hex(byte,1).replace("0x","") + ") \"")
buf.append(format_char(byte) + "\") \"")
next_is_hword_mod = 0
elif next_is_background == 1:
#buf.append(format_hex(byte,1) + ", ")
buf.append("\"" + format_char(byte) + "\", ")
next_is_background = 2
elif next_is_background == 2:
#buf.append(format_hex(byte,1) + ", ")
buf.append("\"" + format_char(byte) + "\", ")
next_is_background = 3
elif next_is_background == 3:
#buf.append(format_hex(byte,1) + ") \"")
buf.append("\"" + format_char(byte) + "\") \"")
next_is_background = 0
else:
for ctrl in list(control_codes.keys()):
if byte == ord(ctrl):
name = control_codes[ctrl]
# single bytes
if (name == "COLOR" or name == "SHIFT" or name == "BOX_BREAK_DELAYED" or
name == "FADE" or name == "ITEM_ICON" or name == "TEXT_SPEED" or
name == "HIGHSCORE"):
buf.append("\" " + name + "(")
if name == "HIGHSCORE":
next_is_highscore = True
elif name == "COLOR":
next_is_color = True
elif name == "BOX_BREAK_DELAYED":
next_is_box_break_delayed = True
else:
next_is_box_break_delayed = False
next_is_byte_mod = True
# single halfwords
elif (name == "TEXTID" or name == "FADE2" or name == "SFX"):
buf.append("\" " + name + "(")
next_is_hword_mod = 1
# multiple bytes
elif (name == "BACKGROUND"):
buf.append("\" " + name + "(")
next_is_background = 1
elif (name == "BOX_BREAK"):
buf.append("\"" + name + "\"")
else:
if byte == 0x01: # real newlines
buf.append("\n")
elif byte == 0x02: # omit END ctrl code
buf.append("")
else:
buf.append("\" " + name + " \"")
break
else:
if byte in extraction_charmap:
buf.append(extraction_charmap[byte])
else:
decoded = bytes([byte]).decode("ASCII")
if decoded == "\"":
decoded = "\\\""
buf.append(decoded)
return "".join(buf)
# ===================================================
# message entry tables
# ===================================================
textbox_type = {
0: "TEXTBOX_TYPE_BLACK",
1: "TEXTBOX_TYPE_WOODEN",
2: "TEXTBOX_TYPE_BLUE",
3: "TEXTBOX_TYPE_OCARINA",
4: "TEXTBOX_TYPE_NONE_BOTTOM",
5: "TEXTBOX_TYPE_NONE_NO_SHADOW",
0xB: "TEXTBOX_TYPE_CREDITS",
}
textbox_ypos = {
0: "TEXTBOX_POS_VARIABLE",
1: "TEXTBOX_POS_TOP",
2: "TEXTBOX_POS_BOTTOM",
3: "TEXTBOX_POS_MIDDLE",
}
# message entry tables vrom addresses
nes_message_entry_table_addr = 0x00BC24C0
ger_message_entry_table_addr = 0x00BC66E8
fra_message_entry_table_addr = 0x00BC87F8
staff_message_entry_table_addr = 0x00BCA908
staff_message_entry_table_addr_end = 0x00BCAA90
nes_message_entry_table = []
ger_message_entry_table = []
fra_message_entry_table = []
combined_message_entry_table = []
staff_message_entry_table = []
def read_tables():
global nes_message_entry_table
global ger_message_entry_table
global fra_message_entry_table
global combined_message_entry_table
global staff_message_entry_table
baserom = None
with open("baserom.z64","rb") as infile:
baserom = infile.read()
nes_message_entry_table = as_message_table_entry(baserom[nes_message_entry_table_addr:ger_message_entry_table_addr])
ids = [entry[0] for entry in nes_message_entry_table if entry[0] != 0xFFFC]
ger_message_entry_table = list(zip(ids,as_word_list(baserom[ger_message_entry_table_addr: fra_message_entry_table_addr])))
fra_message_entry_table = list(zip(ids,as_word_list(baserom[fra_message_entry_table_addr:staff_message_entry_table_addr])))
for entry in nes_message_entry_table:
if entry[0] != 0xFFFC:
combined_message_entry_table.append((*entry, dict(ger_message_entry_table)[entry[0]], dict(fra_message_entry_table)[entry[0]]))
else:
combined_message_entry_table.append((*entry, None, None))
staff_message_entry_table = as_message_table_entry(baserom[staff_message_entry_table_addr:staff_message_entry_table_addr_end])
# ===================================================
# Run
# ===================================================
### TODO this is all awful
def cvt(m):
return m.group(0).replace("\"\"","")
doubles = re.compile(r"(?<!\\)(\"\")")
def fixup_message(message):
return re.sub(doubles, cvt, ("\"" + message.replace("\n","\\n\"\n\"") + "\"")).replace("\n ","\n").replace("BOX_BREAK\"","\nBOX_BREAK\n\"").replace("BOX_BREAK ","\nBOX_BREAK\n").strip()
###
def dump_all_text():
# text id, ypos, type, nes, ger, fra
messages = []
for i,entry in enumerate(combined_message_entry_table,0):
if entry[0] == 0xFFFD:
messages.append((entry[0], entry[1], entry[2], "\"\"", "\"\"", "\"\""))
elif entry[0] == 0xFFFF:
messages.append((entry[0], entry[1], entry[2], "///END///", "///END///", "///END///"))
else:
next_entry = combined_message_entry_table[i+1]
nes_offset = segmented_to_physical(entry[3])
nes_length = next_entry[3] - entry[3]
nes_text = ""
with open("baserom/nes_message_data_static","rb") as infile:
infile.seek(nes_offset)
nes_text = fixup_message(decode(infile.read(nes_length), entry[1]).replace("\x00","",-1))
ger_text = ""
fra_text = ""
if entry[0] != 0xFFFC:
if next_entry[0] == 0xFFFC:
next_entry = combined_message_entry_table[i+2]
ger_offset = segmented_to_physical(entry[4])
ger_length = next_entry[4] - entry[4]
with open("baserom/ger_message_data_static","rb") as infile:
infile.seek(ger_offset)
ger_text = fixup_message(decode(infile.read(ger_length), entry[1]).replace("\x00","",-1))
fra_offset = segmented_to_physical(entry[5])
fra_length = next_entry[5] - entry[5]
with open("baserom/fra_message_data_static","rb") as infile:
infile.seek(fra_offset)
fra_text = fixup_message(decode(infile.read(fra_length), entry[1]).replace("\x00","",-1))
messages.append((entry[0], entry[1], entry[2], nes_text, ger_text, fra_text))
return messages
def dump_staff_text():
staff_message_data_static_size = path.getsize("baserom/staff_message_data_static")
# text id, ypos, type, staff
messages = []
for i,entry in enumerate(staff_message_entry_table,0):
if entry[0] != 0xFFFF:
next_entry = staff_message_entry_table[i+1]
staff_offset = segmented_to_physical(entry[3])
# hacky way to ensure the staff message entry table is read all the way to the end
staff_length = (staff_message_data_static_size if entry[0] == 0x052F else segmented_to_physical(next_entry[3])) - segmented_to_physical(entry[3])
with open("baserom/staff_message_data_static","rb") as infile:
infile.seek(staff_offset)
messages.append((entry[0], entry[1], entry[2], fixup_message(decode(infile.read(staff_length), entry[1]).replace("\x00","",-1))))
else:
messages.append((entry[0], entry[1], entry[2], "///END///"))
return messages
def extract_all_text(text_out, staff_text_out):
if text_out is not None or staff_text_out is not None:
read_tables()
if text_out is not None:
out = ""
for message in dump_all_text():
if message[0] == 0xFFFF:
continue
if message[0] == 0xFFFC:
out += "#ifdef DEFINE_MESSAGE_FFFC\n"
out += f"DEFINE_MESSAGE(0x{message[0]:04X}, {textbox_type[message[1]]}, {textbox_ypos[message[2]]},"
out += "\n"
out += f"{message[3]}" + ("\n" if message[3] != "" else "") + ","
out += "\n" if message[3] != "" else ""
out += f"{message[4]}" + ("\n" if message[4] != "" else "") + ","
out += "\n" if message[4] != "" else ""
out += f"{message[5]}\n)"
if message[0] == 0xFFFC:
out += "\n#endif"
out += "\n\n"
with open(text_out, "w") as outfile:
outfile.write(out.strip() + "\n")
if staff_text_out is not None:
out = ""
for message in dump_staff_text():
if message[0] == 0xFFFF:
continue
out += f"DEFINE_MESSAGE(0x{message[0]:04X}, {textbox_type[message[1]]}, {textbox_ypos[message[2]]},\n{message[3]}\n)\n\n"
with open(staff_text_out, "w") as outfile:
outfile.write(out.strip() + "\n")
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