71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
import json
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import re
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def update_checksums(file_name: str, modules: dict):
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checksums = {
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"game_version": input("Input version: "),
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"modules": {}
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}
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for moduleName, moduleData in modules.items():
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checksums["modules"][moduleName] = moduleData["hash"]
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with open(file_name, "w") as file:
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json.dump(checksums, file, indent=2)
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def apply_offsets(file_name: str, pattern: re.Pattern[str], offsets: dict, reverse_order=False):
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with open(file_name) as file:
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lines = file.readlines()
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for i, line in enumerate(lines):
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m = pattern.match(line)
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if m is None:
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continue
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filtered_groups = (group for group in m.groups() if group is not None)
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if reverse_order:
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name, prev_offset = filtered_groups
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else:
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prev_offset, name = filtered_groups
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if name not in offsets:
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print(f"Not found offset for {name}")
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continue
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offset = offsets[name]
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if int(offset, 16) != 0:
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lines[i] = line.replace(prev_offset, f"{int(offset, 16):08X}")
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with open(file_name, "w") as file:
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file.writelines(lines)
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def process():
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with open("saved_offsets.json") as saved_offsets_file:
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content = json.load(saved_offsets_file)
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api_pattern = re.compile(r"#define *([\w\d_]+)_ptr *0x([A-Fa-f\d]+)")
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apply_offsets("../../src/appdata/il2cpp-api-functions-ptr.h", api_pattern, content["apiFunctions"], True)
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typedef_pattern = re.compile(r"(?:DO_TYPEDEF\(|DO_SINGLETONEDEF\() *0x([A-Fa-f\d]+), *([\w\d_]+) *\);")
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apply_offsets("../../src/appdata/il2cpp-types-ptr.h", typedef_pattern, content["typeInfo"])
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function_pattern = re.compile(r"DO_APP_FUNC *(?:\(|_METHODINFO\() *(?:0x|)([A-Fa-f\d]+),"
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r"(?:[^,]+, *([\w\d_]+), | *([\w\d_]+) *)")
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method_info_offsets: dict = content["methodInfo"]
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apply_offsets("../../src/appdata/il2cpp-functions.h", function_pattern,
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dict(content["moduleInfo"]["UserAssembly.dll"]["functions"], **method_info_offsets))
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apply_offsets("../../src/appdata/il2cpp-unityplayer-functions.h", function_pattern,
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dict(content["moduleInfo"]["UnityPlayer.dll"]["functions"], **method_info_offsets))
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update_checksums("../assembly_checksum.json", content["moduleInfo"])
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if __name__ == "__main__":
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process()
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