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84 lines
2.9 KiB
C
84 lines
2.9 KiB
C
/* modules.h
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* Definition for build-in and plug-ins module handler.
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*
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* The following definitions are to be used for modularization. Currently,
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* the code is NOT complete. I am just adding pieces to it as I
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* go along in designing the interface.
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* rgerhards, 2007-07-19
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*
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*
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* File begun on 2007-07-22 by RGerhards
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*
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* Copyright 2007 Rainer Gerhards and Adiscon GmbH.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* A copy of the GPL can be found in the file "COPYING" in this distribution.
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*/
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#ifndef MODULES_H_INCLUDED
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#define MODULES_H_INCLUDED 1
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typedef enum eModType_ {
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eMOD_IN, /* input module */
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eMOD_OUT, /* output module */
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eMOD_FILTER /* filter module (not know yet if we will once have such at all...) */
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} eModType_t;
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/* how is this module linked? */
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typedef enum eModLinkType_ {
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eMOD_LINK_STATIC,
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eMOD_LINK_DYNAMIC_UNLOADED, /* dynalink module, currently not loaded */
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eMOD_LINK_DYNAMIC_LOADED /* dynalink module, currently loaded */
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} eModLinkType_t;
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typedef struct moduleInfo {
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struct moduleInfo *pNext; /* support for creating a linked module list */
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int iModVers; /* Interface version of module */
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eModType_t eModType; /* type of this module */
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eModLinkType_t eModLinkType;
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uchar* pszModName; /* printable module name, e.g. for dprintf */
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/* functions supported by all types of modules */
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rsRetVal (*modInit)(); /* initialize the module */
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/* be sure to support version handshake! */
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rsRetVal (*modExit)(); /* called before termination or module unload */
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/* below: parse a configuration line - return if processed
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* or not. If not, must be parsed to next module.
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*/
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rsRetVal (*parseConfigLine)(uchar **pConfLine);
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/* below: create an instance of this module. Most importantly the module
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* can allocate instance memory in this call.
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*/
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rsRetVal (*createInstance)();
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union {
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struct {/* data for input modules */
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/* input modules come after output modules are finished, I am
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* currently not really thinking about them. rgerhards, 2007-07-19
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*/
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};
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struct {/* data for output modules */
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/* below: perform the configured action
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*/
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rsRetVal (*doAction)();
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};
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} mod;
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} modInfo_t;
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/* prototypes */
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#endif /* #ifndef MODULES_H_INCLUDED */
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/*
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* vi:set ai:
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*/
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