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77 lines
2.6 KiB
C++
77 lines
2.6 KiB
C++
//
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// Copyright 2014 Ettus Research LLC
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#ifndef INCLUDED_LIBUHD_RFNOC_UTILS_HPP
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#define INCLUDED_LIBUHD_RFNOC_UTILS_HPP
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#include <uhd/rfnoc/node_ctrl_base.hpp>
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#include <boost/lexical_cast.hpp>
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#include <set>
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namespace uhd { namespace rfnoc { namespace utils {
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/*! If \p suggested_port equals ANY_PORT, return the first available
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* port number on \p nodes. Otherwise, return \p suggested_port.
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*
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* If \p allowed_ports is given, another condition is that the port
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* number must be listed in here.
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* If \p allowed_ports is not specified or empty, the assumption is
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* that all ports are valid.
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*
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* On failure, ANY_PORT is returned.
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*/
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static size_t node_map_find_first_free(
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node_ctrl_base::node_map_t nodes,
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const size_t suggested_port,
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const std::set<size_t> allowed_ports=std::set<size_t>()
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) {
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size_t port = suggested_port;
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if (port == ANY_PORT) {
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if (allowed_ports.empty()) {
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port = 0;
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while (nodes.count(port) and (port != ANY_PORT)) {
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port++;
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}
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} else {
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BOOST_FOREACH(const size_t allowed_port, allowed_ports) {
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if (not nodes.count(port)) {
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return allowed_port;
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}
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return ANY_PORT;
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}
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}
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} else {
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if (not (allowed_ports.empty() or allowed_ports.count(port))) {
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return ANY_PORT;
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}
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}
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return port;
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}
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template <typename T>
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static std::set<T> str_list_to_set(const std::vector<std::string> &list) {
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std::set<T> return_set;
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BOOST_FOREACH(const std::string &S, list) {
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return_set.insert(boost::lexical_cast<T>(S));
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}
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return return_set;
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}
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}}}; /* namespace uhd::rfnoc::utils */
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#endif /* INCLUDED_LIBUHD_RFNOC_UTILS_HPP */
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// vim: sw=4 et:
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