mirror of https://github.com/zeldaret/mm.git
107 lines
3.6 KiB
Python
Executable File
107 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse, re
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GROUP_SIZE = 0x60
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DATA_OFFSET = 0x14
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REGISTER_NAMES = " SOPQMYDUIZCNKXcsiWAVHGmnBdkb"
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def get_reg_macro(offset):
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reg = (offset - DATA_OFFSET) // 2
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group = reg // GROUP_SIZE
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reg_in_group = reg % GROUP_SIZE
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return "%cREG(%d)" % (REGISTER_NAMES[group], reg_in_group)
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def parse_number(string, force_hex):
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if string.lower().startswith("0x") or force_hex:
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return int(string, 16)
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return int(string, 0)
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def index_to_offset(index):
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return index * 2 + DATA_OFFSET
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def read_file(filename):
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parsed_contents = ""
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src_file = open(filename)
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file_contents = src_file.read()
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src_file.close()
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pattern = re.compile("gGameInfo->data\[((0[xX])?[0-9a-fA-F]+)\]")
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match = pattern.search(file_contents)
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while match:
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index = parse_number(match.group(1), False)
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offset = index_to_offset(index)
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start, end = match.span()
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parsed_contents += file_contents[:start]
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parsed_contents += get_reg_macro(offset)
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file_contents = file_contents[end:]
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match = pattern.search(file_contents)
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parsed_contents += file_contents
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return parsed_contents
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def write_file(filename, contents):
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with open(filename, "w") as f:
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f.write(contents)
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def check_valid_index(index):
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return 0x0 <= index <= 0xADF
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def check_valid_offset(offset):
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return 0x14 <= offset <= 0x15D2
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def main():
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parser = argparse.ArgumentParser(description="Converts a gGameInfo->data index to a REG macro.")
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# TODO: Add a description and a better title
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# index_group = parser.add_argument_group(title="index", description="")
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index_group = parser.add_argument_group()
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index_group.add_argument("index", help="index of gGameInfo->data in decimal (or hexadecimal if starts with 0x)")
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index_group.add_argument("--offset", help="treat index argument as an offset to gGameInfo instead", action="store_true")
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index_group.add_argument("--hex", help="treat index argument as hexadecimal, even without the 0x", action="store_true")
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# TODO: Add a description and a better title
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# file_group = parser.add_argument_group(title="file", description="")
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file_group = parser.add_argument_group()
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file_group.add_argument("--file", help="use the parameter as a filepath, then replace every occurrence of `gGameInfo->data[number]` in that file a REG macro", action="store_true")
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file_group.add_argument("--stdout", help="print the processed file to stdout instead of overwriting the original", action="store_true")
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args = parser.parse_args()
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if args.file:
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filename = args.index
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contents = read_file(filename)
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if args.stdout:
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print(contents)
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else:
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write_file(filename, contents)
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else:
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index = parse_number(args.index, args.hex)
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if args.offset:
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offset = index
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if not check_valid_offset(offset):
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print("Invalid offset: " + args.index)
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if args.hex:
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print("Offset should be in the range from 0x14 to 0x15D2")
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else:
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print("Offset should be in the range from 20 to 5586")
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exit(-1)
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else:
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if not check_valid_index(index):
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print("Invalid index: " + args.index)
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if args.hex:
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print("Index should be in the range from 0x0 to 0xADF")
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else:
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print("Index should be in the range from 0 to 2783")
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exit(-1)
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offset = index_to_offset(index)
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print(get_reg_macro(offset)+"\n")
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if __name__ == "__main__":
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main()
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