40dcc0db8c
- Document bin_to_txt_converter.py for binary to text conversion - Document txt_to_bin_converter.py for text to binary conversion - Document merge_encrypted_firmware.py for encrypted firmware merging - Add usage examples for all three new tools
45 lines
1.4 KiB
Python
45 lines
1.4 KiB
Python
#!/usr/bin/env python3
|
|
import sys
|
|
import struct
|
|
import re
|
|
|
|
def convert_txt_to_bin(txt_file, bin_file):
|
|
with open(txt_file, 'r', encoding='utf-8') as f:
|
|
lines = f.readlines()
|
|
|
|
with open(bin_file, 'wb') as f:
|
|
count = 0
|
|
for line in lines:
|
|
line = line.strip()
|
|
if line == 'start' or line == 'end' or not line:
|
|
continue
|
|
|
|
# Check if line contains only hex digits (8 characters)
|
|
if re.match(r'^[0-9A-Fa-f]{8}$', line):
|
|
hex_value = line
|
|
# Convert hex string to integer
|
|
int_value = int(hex_value, 16)
|
|
|
|
count += 1
|
|
# Write first 63 complete 4-byte integers
|
|
if count <= 63:
|
|
f.write(struct.pack('<I', int_value))
|
|
# For the 64th value, only write the first byte
|
|
elif count == 64:
|
|
f.write(struct.pack('<I', int_value)[:1])
|
|
break
|
|
|
|
if __name__ == "__main__":
|
|
if len(sys.argv) != 3:
|
|
print("Usage: python txt_to_bin_converter.py <input.txt> <output.bin>")
|
|
sys.exit(1)
|
|
|
|
txt_file = sys.argv[1]
|
|
bin_file = sys.argv[2]
|
|
|
|
try:
|
|
convert_txt_to_bin(txt_file, bin_file)
|
|
print(f"Successfully converted {txt_file} to {bin_file}")
|
|
except Exception as e:
|
|
print(f"Error: {e}")
|
|
sys.exit(1) |