#!/bin/bash
#.Y / 70 83 / / / / 105 / / / /	 / /	      ;A4_QUER.Y
#.YT 3 2 0 0 3 3 1 / / /
#.H!a!0:linux/<scripts>/io/usb/THIS!0.!c
#
# copyright : (C) 2011 by Thomas Bruecker =: tbrue
# email     : public0x05bf@bluewin.ch
#
# tbrue 09dec2011
#
# usb THIS : usb-functions
# +++++++++++++++++++++++++++++++
#
# MyHash("linux/<scripts>/io/usb/THIS") = 0x0XXX
#
# * for every function:
#   * if returned result is not commented, the function returns 0 on no-error.

SCRIPTS=root/bin

usb_isDevice()
  # $1 : vendor# in hex, e.g. eb1a;
  # $2 : prodId# in hex, e.g. effc;
  # returns
  # * "0" if such a device exists,
  # * "1" if not.
  {
    /usr/sbin/lsusb -d ${1}:${2}                   # returns 0, if ${1}:${2}
                                                   # exists !
    return                                         # result of lsusb.
  }