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