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author | jcorgan | 2006-08-03 04:51:51 +0000 |
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committer | jcorgan | 2006-08-03 04:51:51 +0000 |
commit | 5d69a524f81f234b3fbc41d49ba18d6f6886baba (patch) | |
tree | b71312bf7f1e8d10fef0f3ac6f28784065e73e72 /usrp/host/lib/fusb_win32.h | |
download | gnuradio-5d69a524f81f234b3fbc41d49ba18d6f6886baba.tar.gz gnuradio-5d69a524f81f234b3fbc41d49ba18d6f6886baba.tar.bz2 gnuradio-5d69a524f81f234b3fbc41d49ba18d6f6886baba.zip |
Houston, we have a trunk.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@3122 221aa14e-8319-0410-a670-987f0aec2ac5
Diffstat (limited to 'usrp/host/lib/fusb_win32.h')
-rw-r--r-- | usrp/host/lib/fusb_win32.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/usrp/host/lib/fusb_win32.h b/usrp/host/lib/fusb_win32.h new file mode 100644 index 000000000..77435d040 --- /dev/null +++ b/usrp/host/lib/fusb_win32.h @@ -0,0 +1,90 @@ +/* -*- 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 2, 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., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef _FUSB_WIN32_H_ +#define _FUSB_WIN32_H_ + +#include <fusb.h> + +/*! + * \brief win32 implementation of fusb_devhandle using libusb-win32 + */ +class fusb_devhandle_win32 : public fusb_devhandle +{ +public: + // CREATORS + fusb_devhandle_win32 (usb_dev_handle *udh); + virtual ~fusb_devhandle_win32 (); + + // MANIPULATORS + virtual fusb_ephandle *make_ephandle (int endpoint, bool input_p, + int block_size = 0, int nblocks = 0); +}; + + +/*! + * \brief win32 implementation of fusb_ephandle using libusb-win32 + */ +class fusb_ephandle_win32 : public fusb_ephandle +{ +private: + fusb_devhandle_win32 *d_devhandle; + + unsigned d_curr; + unsigned d_outstanding_write; + int d_output_short; + int d_input_leftover; + void ** d_context; + char * d_buffer; + +public: + // CREATORS + fusb_ephandle_win32 (fusb_devhandle_win32 *dh, int endpoint, bool input_p, + int block_size = 0, int nblocks = 0); + virtual ~fusb_ephandle_win32 (); + + // 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 (); +}; + +#endif /* _FUSB_WIN32_H_ */ + |