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//
// Copyright 2013-2014 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/transport/nirio/niriok_proxy.h>
#include <uhd/transport/nirio/niriok_proxy_impl_v1.h>
#include <uhd/transport/nirio/niriok_proxy_impl_v2.h>
#include <cstring>
#ifdef __clang__
#pragma GCC diagnostic push ignored "-Wmissing-field-initializers"
#elif defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif
namespace uhd { namespace niusrprio
{
// initialization of static members
boost::shared_mutex niriok_proxy::_synchronization;
//-------------------------------------------------------
// niriok_proxy
//-------------------------------------------------------
niriok_proxy::niriok_proxy(): _device_handle(nirio_driver_iface::INVALID_RIO_HANDLE)
{
}
niriok_proxy::~niriok_proxy()
{
}
niriok_proxy::sptr niriok_proxy::make_and_open(const std::string& interface_path)
{
nirio_status status;
/*
niriok_proxy_impl_v1 supports NI-RIO 13.0
niriok_proxy_impl_v2 supports NI-RIO 14.0 and later
We must dynamically determine which version of the RIO kernel we are
interfacing to. Opening the interface will fail if there is a version
incompatibility, so we try to open successively newer interface
proxies until it succeeds.
*/
sptr proxy_v1(new niriok_proxy_impl_v1);
status = proxy_v1->open(interface_path);
if (nirio_status_not_fatal(status))
return proxy_v1;
sptr proxy_v2(new niriok_proxy_impl_v2);
status = proxy_v2->open(interface_path);
if (nirio_status_not_fatal(status))
return proxy_v2;
throw uhd::runtime_error("Unable to detect a supported version of the NI-RIO kernel interface.");
}
}}
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
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