genshellcode.sh

#! /bin/env bash

yasm -f elf64 code.asm
ld -o code code.o
objdump -d code

#;exit.asm
#[SECTION .text]
#global _start
#_start:
#        xor eax, eax    ;exit is syscall 1
#        mov al, 1       ;exit is syscall 1
#        xor ebx,ebx     ;zero out ebx
#        int 0x80