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Treeki / mgsr_nro_extractor.py
Created June 25, 2021 15:41
Mario Golf: Super Rush NRO extractor
# a massive kludge by Ninji
# extracts the encrypted NRO from Mario Golf: Super Rush
#
# requires Python 3 and the lz4 and unicorn modules
import struct
import lz4.block
from unicorn import *
from unicorn.arm64_const import *
use super::enums as gxe;
enum Size {
Bit4,
Bit8,
Bit16,
Bit32,
}
trait Decode {
@Treeki
Treeki / gist:7297a459bb104ae5401c1ce5f7e205a6
Created April 16, 2020 04:30
ACNH flower breeding stuff
/* WARNING: Type propagation algorithm not settling */
uint ProduceNewFlowerGenes(ulonglong geneSetA,uint geneSetB)
{
int iVar1;
uint outputGene3;
uint outputGene2;
ulonglong geneSetA_;
@Treeki
Treeki / TurnipPrices.cpp
Last active April 5, 2024 13:55
AC:NH turnip price calculator
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
// munged from https://github.com/simontime/Resead
namespace sead
{
class Random
{
@Treeki
Treeki / acnh_unsave.py
Created March 25, 2020 03:06
savefile decrypter for Animal Crossing: New Horizons
# savefile decrypter for Animal Crossing: New Horizons
# copyright Ash Wolf (Ninji) 2020
import struct, binascii, sys, Crypto.Cipher.AES, Crypto.Util.Counter
if len(sys.argv) != 4:
print('Usage: %s [main.dat] [mainHeader.dat] [output.dat]' % sys.argv[0])
sys.exit()
class SeadRandom:
@Treeki
Treeki / ida_romfs.py
Created December 27, 2019 20:23
quick-and-dirty Psion firmware analysis scripts
import json
with open('/Users/ash/src/psion/all_exports.json', 'r') as f:
all_exports = json.load(f)
del all_exports['EKERN'] #not valid for Windermere
def get_pascal_string(addr):
count = Byte(addr)
return ''.join([chr(Byte(addr + 1 + x)) for x in range(count)])
def scan_file(path, safepath, addr, size):
@Treeki
Treeki / FetchCosmoUpdate.py
Created December 11, 2019 18:17
get the Cosmo Communicator's latest OTA update from the DigitimeTech server
import binascii, struct, zlib
key = b'Ti92T_77Zij_MiTik'
def decrypt_pkt(buf):
a = buf[:2]
b = buf[10:12]
if buf[8] == 1:
raise 'gzipped!!'

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Treeki / odeus.py
Last active September 24, 2022 00:15
# runs under Python 2 (yes, I know...)
# required modules: pip install unicorn pefile
# this code is made available under the MIT license, as follows:
# Copyright (c) 2018 Ash Wolf
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell