mirror of https://github.com/zeldaret/mm.git
28 lines
713 B
Python
Executable File
28 lines
713 B
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import argparse, struct, sys
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser()
|
|
|
|
parser.add_argument('file', help='input file')
|
|
args = parser.parse_args()
|
|
|
|
with open(args.file, 'r+b') as f:
|
|
magic = struct.unpack('>I', f.read(4))[0]
|
|
if magic != 0x7F454C46:
|
|
print('Error: Not an ELF file')
|
|
sys.exit(1)
|
|
|
|
f.seek(36)
|
|
flags = struct.unpack('>I', f.read(4))[0]
|
|
if flags & 0xF0000000 != 0x20000000: # test for mips3
|
|
print('Error: Architecture not mips3')
|
|
sys.exit(1)
|
|
|
|
flags |= 0x00001000 # set EF_MIPS_ABI_O32
|
|
f.seek(36)
|
|
f.write(struct.pack('>I', flags))
|
|
|
|
|