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authorMichael Biebl <biebl@debian.org>2008-04-05 19:13:49 +0200
committerMichael Biebl <biebl@debian.org>2008-04-05 19:13:49 +0200
commit85df627b6c1cfc388a70ef5b01681d5d952a9dd7 (patch)
tree5b4136af33910f18d7f24c8506a2519620c6da1d /tcps_sess.h
parent6eda8c4f5837480a4f897513d6951e3f5743723d (diff)
downloadrsyslog-85df627b6c1cfc388a70ef5b01681d5d952a9dd7.tar.gz
Imported Upstream version 3.14.1upstream/3.14.1
Diffstat (limited to 'tcps_sess.h')
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diff --git a/tcps_sess.h b/tcps_sess.h
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+/* Definitions for tcps_sess class. This implements a session of the
+ * plain TCP server.
+ *
+ * Copyright 2008 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of rsyslog.
+ *
+ * Rsyslog is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Rsyslog 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ */
+#ifndef INCLUDED_TCPS_SESS_H
+#define INCLUDED_TCPS_SESS_H
+
+#include "obj.h"
+
+/* a forward-definition, we are somewhat cyclic */
+struct tcpsrv_s;
+
+/* framing modes for TCP */
+typedef enum _TCPFRAMINGMODE {
+ TCP_FRAMING_OCTET_STUFFING = 0, /* traditional LF-delimited */
+ TCP_FRAMING_OCTET_COUNTING = 1 /* -transport-tls like octet count */
+ } TCPFRAMINGMODE;
+
+/* the tcps_sess object */
+typedef struct tcps_sess_s {
+ BEGINobjInstance; /* Data to implement generic object - MUST be the first data element! */
+ struct tcpsrv_s *pSrv; /* pointer back to my server (e.g. for callbacks) */
+ int sock;
+ int iMsg; /* index of next char to store in msg */
+ int bAtStrtOfFram; /* are we at the very beginning of a new frame? */
+ enum {
+ eAtStrtFram,
+ eInOctetCnt,
+ eInMsg
+ } inputState; /* our current state */
+ int iOctetsRemain; /* Number of Octets remaining in message */
+ TCPFRAMINGMODE eFraming;
+ char msg[MAXLINE+1];
+ char *fromHost;
+ void *pUsr; /* a user-pointer */
+} tcps_sess_t;
+
+
+/* interfaces */
+BEGINinterface(tcps_sess) /* name must also be changed in ENDinterface macro! */
+ INTERFACEObjDebugPrint(tcps_sess);
+ rsRetVal (*Construct)(tcps_sess_t **ppThis);
+ rsRetVal (*ConstructFinalize)(tcps_sess_t __attribute__((unused)) *pThis);
+ rsRetVal (*Destruct)(tcps_sess_t **ppThis);
+ rsRetVal (*PrepareClose)(tcps_sess_t *pThis);
+ rsRetVal (*Close)(tcps_sess_t *pThis);
+ rsRetVal (*DataRcvd)(tcps_sess_t *pThis, char *pData, size_t iLen);
+ /* set methods */
+ rsRetVal (*SetTcpsrv)(tcps_sess_t *pThis, struct tcpsrv_s *pSrv);
+ rsRetVal (*SetUsrP)(tcps_sess_t*, void*);
+ rsRetVal (*SetHost)(tcps_sess_t *pThis, uchar*);
+ rsRetVal (*SetSock)(tcps_sess_t *pThis, int);
+ rsRetVal (*SetMsgIdx)(tcps_sess_t *pThis, int);
+ENDinterface(tcps_sess)
+#define tcps_sessCURR_IF_VERSION 1 /* increment whenever you change the interface structure! */
+
+
+/* prototypes */
+PROTOTYPEObj(tcps_sess);
+
+
+#endif /* #ifndef INCLUDED_TCPS_SESS_H */