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#!/usr/bin/env python3
import argparse
import hashlib
import os
os.chdir(os.path.dirname(__file__) + "/..")
def hash_bytes(b):
return f"0x{hashlib.sha256(b).hexdigest()[:8]}"
def hash_file(filename):
with open(filename, "rb") as f:
return hash_bytes(f.read())
def main():
p = argparse.ArgumentParser(description="Checksums source files")
p.add_argument("list_file", metavar="LIST_FILE", help="File listing all the files to hash")
p.add_argument("extra_file", metavar="EXTRA_FILE", help="File containing extra strings to be hashed")
args = p.parse_args()
with open(args.list_file, encoding="utf-8") as f:
files = f.read().splitlines()
with open(args.extra_file, "rb") as f:
extra = f.read().splitlines()
hashes_files = [hash_file(file) for file in files]
hashes_extra = [hash_bytes(line) for line in extra]
hashes = hashes_files + hashes_extra
print("""\
#include <engine/client/checksum.h>
void CChecksumData::InitFiles()
{
""", end="")
print(f"\tm_NumFiles = {len(hashes_files)};")
print(f"\tm_NumExtra = {len(hashes_extra)};")
for i, h in enumerate(hashes):
print(f"\tm_aFiles[0x{i:03x}] = {h};")
print("}")
if __name__ == "__main__":
main()
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