Mercurial > lcfOS


"""
   Tornado webserver interface to arm-elf-as.
"""

import subprocess
import tornado.web
import tornado.ioloop
import io

def mangle(inp, outstream):
    print('assembling...', file=outstream)
    p_as = subprocess.Popen(['arm-elf-as', '-mthumb'], stdin=subprocess.PIPE)
    p_as.communicate(input=inp.encode('ascii'))

    p_objdump = subprocess.Popen(['arm-elf-objdump', '-d'], stdout=subprocess.PIPE)
    output = p_objdump.communicate()[0].decode('ascii')
    print(output, file=outstream)

    p_objdump = subprocess.Popen(['arm-elf-objdump', '-s'], stdout=subprocess.PIPE)
    output = p_objdump.communicate()[0].decode('ascii')
    print(output, file=outstream)
    print('Done!', file=outstream)

page = """
<html>
<head>
</head>
<body>
<h1>

</h1>
<form action="" method="post">
<textarea name="source" rows="25" cols="80">
%src%
</textarea>
<br>
<input type="submit" value="Assemble!">
</form>
<div>
%result%
</div>
</body>
</html>
"""

class MainHandler(tornado.web.RequestHandler):
    def get(self):
        src="sub sp,sp,#8"
        self.write(page.replace('%result%', '').replace('%src%', src))
    def post(self):
        #print(self.request.body)
        src = self.get_argument('source')
        out = io.StringIO()
        mangle(src, out)
        txt = out.getvalue()
        txt = txt.replace('\n', '<br>')
        self.write(page.replace('%result%', txt).replace('%src%', src))


application = tornado.web.Application([(r"/", MainHandler)])

if __name__ == '__main__':
    application.listen(8888)
    tornado.ioloop.IOLoop.instance().start()
author	Windel Bouwman
date	Wed, 27 Nov 2013 08:06:42 +0100
parents	6f2423df0675
children	c7cc54c0dfdf