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diff --git a/usrp/host/lib/fusb_libusb1.h b/usrp/host/lib/fusb_libusb1.h
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-/* -*- c++ -*- */
-/*
- * Copyright 2003,2009 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.
- */
-
-#ifndef _FUSB_LIBUSB1_H_
-#define _FUSB_LIBUSB1_H_
-
-#include <fusb.h>
-#include <list>
-
-struct libusb_transfer;
-struct libusb_context;
-
-class fusb_ephandle_libusb1;
-
-/*!
- * \brief libusb1 implementation of fusb_devhandle
- */
-class fusb_devhandle_libusb1 : public fusb_devhandle
-{
-private:
- std::list<libusb_transfer*> d_pending_rqsts;
- libusb_context *d_ctx;
-
- void pending_add (struct libusb_transfer *lut);
- struct libusb_transfer * pending_get ();
-
- bool d_teardown;
-
-public:
- // CREATORS
- fusb_devhandle_libusb1 (libusb_device_handle *udh, libusb_context *ctx);
- virtual ~fusb_devhandle_libusb1 ();
-
- // MANIPULATORS
- virtual fusb_ephandle *make_ephandle (int endpoint, bool input_p,
- int block_size = 0, int nblocks = 0);
- // internal use only
- bool _submit_lut (libusb_transfer *);
- bool _cancel_lut (libusb_transfer *);
- void _cancel_pending_rqsts (fusb_ephandle_libusb1 *eph);
- bool _reap (bool ok_to_block_p);
- void _wait_for_completion ();
-
- // accessors to work from callback context
- bool pending_remove (struct libusb_transfer *lut);
- inline bool _teardown() { return d_teardown; }
-
-};
-
-
-/*!
- * \brief libusb1 implementation of fusb_ephandle
- */
-class fusb_ephandle_libusb1 : public fusb_ephandle
-{
-private:
- fusb_devhandle_libusb1 *d_devhandle;
- std::list<libusb_transfer*> d_free_list;
- std::list<libusb_transfer*> d_completed_list;
- libusb_transfer *d_write_work_in_progress;
- unsigned char *d_write_buffer;
- libusb_transfer *d_read_work_in_progress;
- unsigned char *d_read_buffer;
- unsigned char *d_read_buffer_end;
-
- libusb_transfer *get_write_work_in_progress ();
- void reap_complete_writes ();
- bool reload_read_buffer ();
- bool submit_lut (libusb_transfer *lut);
-
-public:
- // CREATORS
- fusb_ephandle_libusb1 (fusb_devhandle_libusb1 *dh, int endpoint, bool input_p,
- int block_size = 0, int nblocks = 0);
- virtual ~fusb_ephandle_libusb1 ();
-
- // MANIPULATORS
-
- virtual bool start (); //!< begin streaming i/o
- virtual bool stop (); //!< stop streaming i/o
-
- /*!
- * \returns \p nbytes if write was successfully enqueued, else -1.
- * Will block if no free buffers available.
- */
- virtual int write (const void *buffer, int nbytes);
-
- /*!
- * \returns number of bytes read or -1 if error.
- * number of bytes read will be <= nbytes.
- * Will block if no input available.
- */
- virtual int read (void *buffer, int nbytes);
-
- /*
- * block until all outstanding writes have completed
- */
- virtual void wait_for_completion ();
-
- void free_list_add (struct libusb_transfer *lut);
- void completed_list_add (struct libusb_transfer *lut);
- struct libusb_transfer *free_list_get ();
- struct libusb_transfer *completed_list_get ();
-
- // accessor to work from callback context
- fusb_devhandle_libusb1* get_fusb_devhandle_libusb1 () const {
- return d_devhandle;
- }
-};
-
-#endif /* _FUSB_LINUX1_H_ */
-