A Ghidra Plugin to that imports Radare2 Scripts generated by Floss

floss.py

# Parses and Imports Floss Radare2 Script
#@author c3rb3ru5
#@category Strings
#@keybinding 
#@menupath 
#@toolbar 

import re
import json
import base64
from ghidra.program.model.symbol.SourceType import *
from ghidra.program.model.data import *

addressFactory = currentProgram.getAddressFactory()

regClean   = re.compile(r'(^\"FLOSS:\s|\"$)')
regAddress = re.compile(r'(?<=@\s)\d+')
regBase64  = re.compile(r'(?<=base64:)[a-zA-Z0-9+\/=]+')

def intToAddress(addr):
    return addressFactory.getAddress(hex(addr))

def get_data(file_path):
    f = open(file_path, 'r')
    data = f.readlines()
    f.close()
    return data

def clean_string(string):
    return re.sub(regClean, '', string)

def parse_data(data):
    results = []
    for item in data:
        address = re.findall(regAddress, item)
        text    = re.findall(regBase64, item)
        if len(address) > 0 and len(text) > 0:
            text = base64.b64decode(text[0]).decode('utf-8')
            text = clean_string(text)
            results.append(
                {
                    'address': int(address[0]),
                    'comment': text
                }
            )
    return results

def apply_eol_comments(data):
    for item in data:
        setEOLComment(intToAddress(item['address']), item['comment'])

file_path = str(askFile("Ghidra Floss", "FilePath to Radare2 Floss Script"))
data = get_data(file_path)
data = parse_data(data)
apply_eol_comments(data)
print('Ghidra Floss Import Completed!')

Cool, thanks!

For the others, if you have problems with importing in your ghidra version, consider changing:

    return addressFactory.getAddress(hex(addr))

to

    return addressFactory.getAddress(hex(addr).replace("L", ""))