diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 16:28:20 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 16:28:20 +0000 |
commit | dcc721a95bef6f0d8e6d8775b8efe33e5aecd562 (patch) | |
tree | 66a2774cd0ee294d019efd71d2544c70f42b2842 /runtime/nspoll.h | |
parent | Initial commit. (diff) | |
download | rsyslog-dcc721a95bef6f0d8e6d8775b8efe33e5aecd562.tar.xz rsyslog-dcc721a95bef6f0d8e6d8775b8efe33e5aecd562.zip |
Adding upstream version 8.2402.0.upstream/8.2402.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'runtime/nspoll.h')
-rw-r--r-- | runtime/nspoll.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/runtime/nspoll.h b/runtime/nspoll.h new file mode 100644 index 0000000..08d7da8 --- /dev/null +++ b/runtime/nspoll.h @@ -0,0 +1,66 @@ +/* Definitions for the nspoll io activity waiter + * + * Copyright 2009 Rainer Gerhards and Adiscon GmbH. + * + * This file is part of the rsyslog runtime library. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * -or- + * see COPYING.ASL20 in the source distribution + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef INCLUDED_NSPOLL_H +#define INCLUDED_NSPOLL_H + +#include "netstrms.h" + +/* some operations to be portable when we do not have epoll() available */ +#define NSDPOLL_ADD 1 +#define NSDPOLL_DEL 2 + +/* and some mode specifiers for waiting on input/output */ +#define NSDPOLL_IN 1 /* EPOLLIN */ +#define NSDPOLL_OUT 2 /* EPOLLOUT */ +/* next is 4, 8, 16, ... - must be bit values, as they are ored! */ + +/* the nspoll object */ +struct nspoll_s { + BEGINobjInstance; /* Data to implement generic object - MUST be the first data element! */ + nsd_t *pDrvrData; /**< the driver's data elements */ + uchar *pBaseDrvrName; /**< nsd base driver name to use, or NULL if system default */ + uchar *pDrvrName; /**< full base driver name (set when driver is loaded) */ + nsdpoll_if_t Drvr; /**< our stream driver */ +}; + + +/* interface */ +BEGINinterface(nspoll) /* name must also be changed in ENDinterface macro! */ + rsRetVal (*Construct)(nspoll_t **ppThis); + rsRetVal (*ConstructFinalize)(nspoll_t *pThis); + rsRetVal (*Destruct)(nspoll_t **ppThis); + rsRetVal (*Wait)(nspoll_t *pNsdpoll, int timeout, int *numEntries, nsd_epworkset_t workset[]); + rsRetVal (*Ctl)(nspoll_t *pNsdpoll, netstrm_t *pStrm, int id, void *pUsr, int mode, int op); + rsRetVal (*IsEPollSupported)(void); /* static method */ + /* v3 - 2013-09-17 by rgerhards */ + rsRetVal (*SetDrvrName)(nspoll_t *pThis, uchar *name); +ENDinterface(nspoll) +#define nspollCURR_IF_VERSION 3 /* increment whenever you change the interface structure! */ +/* interface change in v2 is that wait supports multiple return objects */ + +/* prototypes */ +PROTOTYPEObj(nspoll); + +/* the name of our library binary */ +#define LM_NSPOLL_FILENAME LM_NETSTRMS_FILENAME + +#endif /* #ifndef INCLUDED_NSPOLL_H */ |