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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 /gnuradio-core/src/lib/io/i2c.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 'gnuradio-core/src/lib/io/i2c.h')
-rw-r--r-- | gnuradio-core/src/lib/io/i2c.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/io/i2c.h b/gnuradio-core/src/lib/io/i2c.h new file mode 100644 index 000000000..88b3c9135 --- /dev/null +++ b/gnuradio-core/src/lib/io/i2c.h @@ -0,0 +1,48 @@ +/* -*- c++ -*- */ +/* + * Copyright 2001,2004 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 INCLUDED_I2C_H +#define INCLUDED_I2C_H + +#include <boost/shared_ptr.hpp> + +class i2c; +typedef boost::shared_ptr<i2c> i2c_sptr; + +/*! + * \brief abstract class for controlling i2c bus + */ +class i2c { + public: + + i2c () {} + virtual ~i2c (); + + //! \returns true iff successful + virtual bool write (int addr, const unsigned char *buf, int nbytes) = 0; + + //! \returns number of bytes read or -1 if error + virtual int read (int addr, unsigned char *buf, int max_bytes) = 0; +}; + +#endif /* INCLUDED_I2C_H */ + |