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+/* An implementation of the nsd poll interface for plain tcp sockets.
+ *
+ * Copyright 2009-2016 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of the rsyslog runtime library.
+ *
+ * The rsyslog runtime library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * The rsyslog runtime library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with the rsyslog runtime library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * A copy of the LGPL can be found in the file "COPYING.LESSER" in this distribution.
+ */
+
+#ifndef INCLUDED_NSDPOLL_PTCP_H
+#define INCLUDED_NSDPOLL_PTCP_H
+
+#include "nsd.h"
+#ifdef HAVE_SYS_EPOLL_H
+# include <sys/epoll.h>
+#endif
+typedef nsdpoll_if_t nsdpoll_ptcp_if_t; /* we just *implement* this interface */
+/* a helper object to keep track of the epoll event records
+ * Note that we need to keep track of that list because we need to
+ * free the events when they are no longer needed.
+ */
+typedef struct nsdpoll_epollevt_lst_s nsdpoll_epollevt_lst_t;
+struct nsdpoll_epollevt_lst_s {
+#ifdef HAVE_SYS_EPOLL_H
+ epoll_event_t event;
+#endif
+ int id;
+ void *pUsr;
+ nsd_ptcp_t *pSock; /* our associated netstream driver data */
+ nsdpoll_epollevt_lst_t *pNext;
+};
+
+/* the nsdpoll_ptcp object */
+struct nsdpoll_ptcp_s {
+ BEGINobjInstance; /* Data to implement generic object - MUST be the first data element! */
+ int efd; /* file descriptor used by epoll */
+ nsdpoll_epollevt_lst_t *pRoot; /* Root of the epoll event list */
+ pthread_mutex_t mutEvtLst;
+};
+
+/* interface is defined in nsd.h, we just implement it! */
+#define nsdpoll_ptcpCURR_IF_VERSION nsdCURR_IF_VERSION
+
+/* prototypes */
+PROTOTYPEObj(nsdpoll_ptcp);
+
+#endif /* #ifndef INCLUDED_NSDPOLL_PTCP_H */