pupy/client/gen_resource_header.py

48 lines
1.1 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import sys
import binascii
import pylzma
import struct
import os
MAX_CHAR_PER_LINE=50
if __name__=="__main__":
h_file=""
file_bytes=b""
output = os.path.basename(sys.argv[2]).replace('.', '_')
with open(sys.argv[1], "rb") as f:
file_bytes=f.read()
compressed = int(sys.argv[3])
attribute = '\n'.join([
'__attribute__(({}))'.format(x) for x in sys.argv[4:]
])
payload_len = len(file_bytes)
payload = struct.pack('>I', payload_len) + (
pylzma.compress(
file_bytes, dictionary=24, fastBytes=255
) if compressed else file_bytes
)
h_file += "static const int %s_size = %s;"%(output, len(payload))
h_file += attribute
h_file += "\nstatic const char %s_start[] = {\n"%(output)
current_size=0
for c in payload:
h_file+="'\\x%s',"%binascii.hexlify(c)
current_size+=1
if current_size>MAX_CHAR_PER_LINE:
current_size=0
h_file+="\n"
h_file += "'\\x00' };\n"
with open(sys.argv[2],'w') as w:
w.write(h_file)