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/* tcpclt.h
*
* This are the definitions for the TCP based clients class.
*
* File begun on 2007-07-21 by RGerhards (extracted from syslogd.c)
*
* Copyright 2007-2012 Adiscon GmbH.
*
* This file is part of rsyslog.
*
* 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 TCPCLT_H_INCLUDED
#define TCPCLT_H_INCLUDED 1
#include "obj.h"
/* the tcpclt object */
typedef struct tcpclt_s {
BEGINobjInstance; /**< Data to implement generic object - MUST be the first data element! */
TCPFRAMINGMODE tcp_framing;
uchar tcp_framingDelimiter;
char *prevMsg;
short bResendLastOnRecon; /* should the last message be resent on a successful reconnect? */
size_t lenPrevMsg;
/* session specific callbacks */
int iRebindInterval; /* how often should the send socket be rebound? */
int iNumMsgs; /* number of messages during current "rebind session" */
rsRetVal (*initFunc)(void*);
rsRetVal (*sendFunc)(void*, char*, size_t);
rsRetVal (*prepRetryFunc)(void*);
} tcpclt_t;
/* interfaces */
BEGINinterface(tcpclt) /* name must also be changed in ENDinterface macro! */
rsRetVal (*Construct)(tcpclt_t **ppThis);
rsRetVal (*ConstructFinalize)(tcpclt_t __attribute__((unused)) *pThis);
rsRetVal (*Destruct)(tcpclt_t **ppThis);
int (*Send)(tcpclt_t *pThis, void*pData, char*msg, size_t len);
int (*CreateSocket)(struct addrinfo *addrDest);
/* set methods */
rsRetVal (*SetResendLastOnRecon)(tcpclt_t*, int);
rsRetVal (*SetSendInit)(tcpclt_t*, rsRetVal (*)(void*));
rsRetVal (*SetSendFrame)(tcpclt_t*, rsRetVal (*)(void*, char*, size_t));
rsRetVal (*SetSendPrepRetry)(tcpclt_t*, rsRetVal (*)(void*));
rsRetVal (*SetFraming)(tcpclt_t*, TCPFRAMINGMODE framing);
/* v3, 2009-07-14*/
rsRetVal (*SetRebindInterval)(tcpclt_t*, int iRebindInterval);
/* v4, 2017-06-10*/
rsRetVal (*SetFramingDelimiter)(tcpclt_t*, uchar tcp_framingDelimiter);
ENDinterface(tcpclt)
#define tcpcltCURR_IF_VERSION 4 /* increment whenever you change the interface structure! */
/* prototypes */
PROTOTYPEObj(tcpclt);
/* the name of our library binary */
#define LM_TCPCLT_FILENAME "lmtcpclt"
#endif /* #ifndef TCPCLT_H_INCLUDED */
/* vim:set ai:
*/
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