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MMBN3: Fixes crash when checking certain locations (#2003)

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digiholic 2023-07-21 11:00:44 -06:00 committed by GitHub
parent 3c1950dd40
commit 9839164817
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 19 additions and 4 deletions
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2
worlds/mmbn3/BN3RomUtils.py
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@ -25,6 +25,8 @@ charDict = {
"BowneGlobal10": 0x7D, "BowneGlobal11": 0x7E, '\n': 0xE8, 'ω': 0x6C
}
dictChar = {v: k for k, v in charDict.items()}
undernet_item_indices = [27, 28, 29, 30, 31, 32, 58, 34, 34]

21
worlds/mmbn3/Rom.py
View File

@ -7,9 +7,9 @@ import hashlib
import bsdiff4
from .lz10 import gba_decompress, gba_compress
from .BN3RomUtils import ArchiveToReferences, read_u16_le, read_u32_le, int16_to_byte_list_le, int32_to_byte_list_le,\
from .BN3RomUtils import ArchiveToReferences, read_u16_le, read_u32_le, int16_to_byte_list_le, int32_to_byte_list_le, \
generate_progressive_undernet, ArchiveToSizeComp, ArchiveToSizeUncomp, generate_item_message, \
generate_external_item_message, generate_text_bytes
generate_external_item_message, generate_text_bytes, dictChar
from .Items import ItemType
@ -45,29 +45,42 @@ class ArchiveScript:
self.messageBoxes = []
message_box = []
# message_box_chars = []
command_index = 0
byte_index = 0
for byte in message_bytes:
byte_index += 1
if command_index <= 0 and (byte == 0xE9 or byte == 0xE7):
if byte == 0xE9: # More textboxes to come, don't end it yet
message_box.append(byte)
# message_box_chars.append(hex(byte))
self.messageBoxes.append(message_box)
else: # It's the end of the script, add another message to end it after this one
self.messageBoxes.append(message_box)
self.messageBoxes.append([0xE7])
message_box = []
message_box_chars = []
else:
if command_index <- 0:
if command_index <= 0:
# We can hit a command that might contain an E9 or an E7. If we do, skip checking the next few bytes
if byte == 0xF6: # CheckItem
command_index = 7
if byte == 0xF3: # CheckFlag
command_index = 7
# For whatever reason, the "Check Navi Customizer" command is one byte shorter than the other
# Check flags. If the next byte is 0x28, our command is only 5 bytes long.
if message_bytes[byte_index] == 0x28:
command_index = 5
else:
command_index = 6
if byte == 0xF2: # FlagSet
command_index = 4
command_index -= 1
message_box.append(byte)
# message_box_chars.append(dictChar[byte] if byte in dictChar else hex(byte))
# If there's still bytes left over, add them even if we didn't hit an end
if len(message_box) > 0:
self.messageBoxes.append(message_box)