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/*
* Dlt- Diagnostic Log and Trace user library
* @licence app begin@
*
* Copyright (C) 2011, BMW AG - Alexander Wenzel <alexander.wenzel@bmw.de>
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU Lesser General Public License, version 2.1, as published by the Free Software Foundation.
* This program 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, version 2.1, for more details.
*
* You should have received a copy of the GNU Lesser General Public License, version 2.1, along
* with this program; if not, see <http://www.gnu.org/licenses/lgpl-2.1.html>.
*
* Note that the copyright holders assume that the GNU Lesser General Public License, version 2.1, may
* also be applicable to programs even in cases in which the program is not a library in the technical sense.
*
* Linking DLT statically or dynamically with other modules is making a combined work based on DLT. You may
* license such other modules under the GNU Lesser General Public License, version 2.1. If you do not want to
* license your linked modules under the GNU Lesser General Public License, version 2.1, you
* may use the program under the following exception.
*
* As a special exception, the copyright holders of DLT give you permission to combine DLT
* with software programs or libraries that are released under any license unless such a combination is not
* permitted by the license of such a software program or library. You may copy and distribute such a
* system following the terms of the GNU Lesser General Public License, version 2.1, including this
* special exception, for DLT and the licenses of the other code concerned.
*
* Note that people who make modified versions of DLT are not obligated to grant this special exception
* for their modified versions; it is their choice whether to do so. The GNU Lesser General Public License,
* version 2.1, gives permission to release a modified version without this exception; this exception
* also makes it possible to release a modified version which carries forward this exception.
*
* @licence end@
*/
/*******************************************************************************
** **
** SRC-MODULE: dlt_shm.h **
** **
** TARGET : linux **
** **
** PROJECT : DLT **
** **
** AUTHOR : Alexander Wenzel Alexander.AW.Wenzel@bmw.de **
** **
** PURPOSE : **
** **
** REMARKS : **
** **
** PLATFORM DEPENDANT [yes/no]: yes **
** **
** TO BE CHANGED BY USER [yes/no]: no **
** **
*******************************************************************************/
/*******************************************************************************
** Author Identity **
********************************************************************************
** **
** Initials Name Company **
** -------- ------------------------- ---------------------------------- **
** aw Alexander Wenzel BMW **
*******************************************************************************/
#ifndef DLT_SHM_H
#define DLT_SHM_H
#define DLT_SHM_KEY 11771
#define DLT_SHM_SIZE 100000
#define DLT_SHM_SEM 22771
typedef struct
{
int shmid; // Id of shared memory
int semid; // Id of semaphore
char* shm; // pointer to beginning of shared memory
int size; // size of data areay in shared memory
char* mem; // pointer to data area in shared memory
} DltShm;
#define DLT_SHM_SEM_GET(id) dlt_shm_pv(id,-1)
#define DLT_SHM_SEM_FREE(id) dlt_shm_pv(id,1)
extern int dlt_shm_init_client(DltShm *buf,int key);
extern int dlt_shm_init_server(DltShm *buf,int key,int size);
extern int dlt_shm_push(DltShm *buf,const unsigned char *data1,unsigned int size1,const unsigned char *data2,unsigned int size2,const unsigned char *data3,unsigned int size3);
extern int dlt_shm_pull(DltShm *buf,unsigned char *data, int size);
extern int dlt_shm_copy(DltShm *buf,unsigned char *data, int size);
extern int dlt_shm_remove(DltShm *buf);
extern void dlt_shm_info(DltShm *buf);
extern void dlt_shm_status(DltShm *buf);
extern int dlt_shm_free_client(DltShm *buf);
extern int dlt_shm_free_server(DltShm *buf);
#endif /* DLT_SHM_H */
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