mirror of
https://github.com/zeldaret/oot.git
synced 2024-11-23 13:59:40 +00:00
3e74c33627
Created a THANKS.md file for credits. Updated checksum.md5 for a "vanilla" debug ROM Added fixbaserom.py which automatically removes the overdump, byte swaps, and patches the ROM header.
51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
import os.path
|
|
from os import path
|
|
import sys
|
|
import struct
|
|
|
|
# Read in the original ROM
|
|
if (path.exists("baserom_original.z64")):
|
|
print("File 'baserom_original.z64' found.")
|
|
with open("baserom_original.z64", mode='rb') as file:
|
|
fileContent = file.read()
|
|
elif (path.exists("baserom_original.n64")):
|
|
print("File 'baserom_original.n64' found.")
|
|
print("Byte swapping...")
|
|
with open("baserom_original.n64", mode='rb') as file:
|
|
fileContent = bytearray(file.read())
|
|
|
|
# Byte Swap ROM
|
|
# TODO: This is pretty slow at the moment. Look into optimizing it later...
|
|
i = 0
|
|
while (i < len(fileContent)):
|
|
tmp = struct.unpack_from("BBBB", fileContent, i)
|
|
struct.pack_into("BBBB", fileContent, i + 0, tmp[3], tmp[2], tmp[1], tmp[0])
|
|
i += 4
|
|
|
|
perc = float(i) / float(len(fileContent))
|
|
|
|
if (i % (1024 * 1024 * 4) == 0):
|
|
print(str(perc * 100) + "%")
|
|
|
|
print("Byte swapping done.")
|
|
else:
|
|
print("Error: Could not find a baserom_original.z64 or baserom_original.n64.")
|
|
sys.exit(1)
|
|
|
|
# Strip the overdump
|
|
print("Stripping overdump...")
|
|
strippedContent = list(fileContent[0:0x3600000])
|
|
|
|
# Patch the header
|
|
print("Patching header...")
|
|
strippedContent[0x3E] = 0x50
|
|
|
|
|
|
# Write out our new ROM
|
|
print("Writing new ROM 'baserom.z64'.")
|
|
with open("baserom.z64", mode="wb") as file:
|
|
file.write(bytes(strippedContent))
|
|
|
|
print("Done!")
|
|
|