Take in argument an executable file and generate an shellcode from it
example : ./shellcodegenerator program
Example
```global_start _start:jmp short string code:poprsi ; 'Hello world'xorrax,raxmoval,1; write()mov dil,al ; stdoutxorrdx,rdxmovdl,15syscallstring:call code db'Hello, world!',0xA```in shellcodes -> \xeb\x1a\x5e\x48\x31\xc0\xb0\x01\x40\x88\xc7\x48\x31\xd2\xb2\x0f\x0f\x05\x48\x31\xc0\xb0\x3c\x48\x31\xff\x0f\x05\xe8\xe1\xff\xff\xff\x48\x65\x6c\x6c\x6f\x2c\x20\x77\x6f\x72\x6c\x64\x21\x0a