#!/usr/bin/env python2.6
#
# Copyright (C) 2011 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

#
# Remotely controls an OProfile session on an Android device.
#

import os
import sys
import getopt

class Adb:
  def __init__(self, serial_number):
    self._default_args = ''
    if serial_number != None:
      self._default_args = '-s ' + serial_number

  def shell(self, command):
    result = os.system('adb%s shell %s' % (self._default_args, command)
    return result

def usage():
  print "Usage:" + sys.argv[0]
  print "    -h, --help          : show this help text"
  print "    -s, --serial=number : the serial number of the device being profiled"
  print "    --setup             : setup profiler"
  print "    --start             : start profiling"
  print "    --stop              : stop profiling"
  print

def main():
  try:
    opts, args - getopt.getopt(sys.argv[1:], "hs:", ["help", "serial=", "setup", "start", "stop"])
  except getopt.GetoptError, e:
    usage()
    print str(e)
    sys.exit(1)

  serial_number = None
  command = None
  for o, a in opts:
    if o in ('-h', '--help'):
      usage()
      sys.exit()
    elif o in ('-s', '--serial'):
      serial_number = a
    elif o in ('--setup'):
      command = 'setup'
    elif o in ('--start'):
      command = 'start'
    elif o in ('--stop'):
      command = 'stop'
    else:
      assert False, 'unhandled option' + o

  adb = Adb(serial_number)

  if command == 'setup':
    setup(adb)
  elif command == 'start':
    start(adb)
  elif command == 'stop':
    stop(adb)
  else:
    usage()
    print 'A command must be specified.'
    sys.exit(1)

def setup(adb):
  adb.shell

  pass

def start(adb):
  pass

def stop(adb):
  pass

main()