mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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85 lines
1.7 KiB
C++
85 lines
1.7 KiB
C++
/** Unix domain socket Api session.
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2017-2018, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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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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* 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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#include <sstream>
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#include <villas/log.hpp>
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#include <villas/api/sessions/socket.hpp>
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using namespace villas::node::api::sessions;
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Socket::Socket(Api *a, int s) :
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Session(a),
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sd(s)
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{
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}
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Socket::~Socket()
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{
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close(sd);
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}
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std::string Socket::getName()
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{
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std::stringstream ss;
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ss << Session::getName() << ", mode=socket";
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return ss.str();
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}
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int Socket::read()
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{
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int ret;
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json_t *j;
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json_error_t err;
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j = json_loadfd(sd, JSON_DISABLE_EOF_CHECK, &err);
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if (!j)
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return -1;
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request.queue.push(j);
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api->pending.push(this);
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return 0;
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}
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int Socket::write()
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{
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int ret;
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json_t *j;
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while (!response.queue.empty()) {
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j = response.queue.pop();
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ret = json_dumpfd(j, sd, 0);
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if (ret)
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return ret;
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char nl = '\n';
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send(sd, &nl, 1, 0);
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}
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return 0;
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}
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