diff options
Diffstat (limited to 'host/lib/time_spec.cpp')
-rw-r--r-- | host/lib/time_spec.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/host/lib/time_spec.cpp b/host/lib/time_spec.cpp new file mode 100644 index 000000000..210010394 --- /dev/null +++ b/host/lib/time_spec.cpp @@ -0,0 +1,40 @@ +// +// Copyright 2010 Ettus Research LLC +// +// This program 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 of the License, or +// (at your option) any later version. +// +// This program 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 this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include <uhd/time_spec.hpp> + +using namespace uhd; + +time_spec_t::time_spec_t(void){ + secs = ~0; + ticks = ~0; +} + +time_spec_t::time_spec_t(boost::uint32_t new_secs, boost::uint32_t new_ticks){ + secs = new_secs; + ticks = new_ticks; +} + +static const boost::posix_time::ptime epoch(boost::gregorian::date(1970,1,1)); +static double time_tick_rate = double(boost::posix_time::time_duration::ticks_per_second()); + +time_spec_t::time_spec_t(boost::posix_time::ptime time, double tick_rate){ + boost::posix_time::time_duration td = time - epoch; + secs = boost::uint32_t(td.total_seconds()); + double time_ticks_per_device_ticks = time_tick_rate/tick_rate; + ticks = boost::uint32_t(td.fractional_seconds()/time_ticks_per_device_ticks); +} |