/* -*- c++ -*- */ /* * Copyright 2003 Free Software Foundation, Inc. * * This file is part of GNU Radio * * GNU Radio is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3, or (at your option) * any later version. * * GNU Radio is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Radio; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include static const int USB_TIMEOUT = 1000; // in milliseconds fusb_devhandle_generic::fusb_devhandle_generic (usb_dev_handle *udh) : fusb_devhandle (udh) { // that's it } fusb_devhandle_generic::~fusb_devhandle_generic () { // nop } fusb_ephandle * fusb_devhandle_generic::make_ephandle (int endpoint, bool input_p, int block_size, int nblocks) { return new fusb_ephandle_generic (this, endpoint, input_p, block_size, nblocks); } // ---------------------------------------------------------------- fusb_ephandle_generic::fusb_ephandle_generic (fusb_devhandle_generic *dh, int endpoint, bool input_p, int block_size, int nblocks) : fusb_ephandle (endpoint, input_p, block_size, nblocks), d_devhandle (dh) { // that's it } fusb_ephandle_generic::~fusb_ephandle_generic () { // nop } bool fusb_ephandle_generic::start () { d_started = true; return true; } bool fusb_ephandle_generic::stop () { d_started = false; return true; } int fusb_ephandle_generic::write (const void *buffer, int nbytes) { if (!d_started) // doesn't matter here, but keeps semantics constant return -1; if (d_input_p) return -1; return usb_bulk_write (d_devhandle->get_usb_dev_handle (), d_endpoint, (char *) buffer, nbytes, USB_TIMEOUT); } int fusb_ephandle_generic::read (void *buffer, int nbytes) { if (!d_started) // doesn't matter here, but keeps semantics constant return -1; if (!d_input_p) return -1; return usb_bulk_read (d_devhandle->get_usb_dev_handle (), d_endpoint|USB_ENDPOINT_IN, (char *) buffer, nbytes, USB_TIMEOUT); }