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/**
* @licence app begin@
* Copyright (C) 2012 BMW AG
*
* This file is part of GENIVI Project Dlt - Diagnostic Log and Trace console apps.
*
* Contributions are licensed to the GENIVI Alliance under one or more
* Contribution License Agreements.
*
* \copyright
* This Source Code Form is subject to the terms of the
* Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with
* this file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
*
* \author Alexander Wenzel <alexander.aw.wenzel@bmw.de> BMW 2011-2012
*
* \file dlt-adaptor-udp.c
* For further information see http://www.genivi.org/.
* @licence end@
*/
/*******************************************************************************
** **
** SRC-MODULE: dlt-adaptor-udp.c **
** **
** TARGET : linux **
** **
** PROJECT : DLT **
** **
** AUTHOR : Alexander Wenzel Alexander.AW.Wenzel@bmw.de **
** Markus Klein **
** **
** PURPOSE : **
** **
** REMARKS : **
** **
** PLATFORM DEPENDANT [yes/no]: yes **
** **
** TO BE CHANGED BY USER [yes/no]: no **
** **
*******************************************************************************/
/*******************************************************************************
** Author Identity **
********************************************************************************
** **
** Initials Name Company **
** -------- ------------------------- ---------------------------------- **
** aw Alexander Wenzel BMW **
** mk Markus Klein Fraunhofer ESK **
*******************************************************************************/
/*******************************************************************************
** Revision Control History **
*******************************************************************************/
/*
* $LastChangedRevision: 1670 $
* $LastChangedDate: 2011-04-08 15:12:06 +0200 (Fr, 08. Apr 2011) $
* $LastChangedBy$
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <errno.h>
#include "dlt_common.h"
#include "dlt_user.h"
/* Port number, to which the syslogd-ng sends its log messages */
#define RCVPORT 47111
#define MAXSTRLEN 1024
#define PU_DLT_APP_DESC "udp adaptor application"
#define PU_DLT_CONTEXT_DESC "udp adaptor context"
#define PU_DLT_APP "UDPA"
#define PU_DLT_CONTEXT "UDPC"
DLT_DECLARE_CONTEXT(mycontext);
int main(int argc, char* argv[])
{
int sock;
int bytes_read;
socklen_t addr_len;
int opt, port;
char recv_data[MAXSTRLEN];
struct sockaddr_in client_addr, server_addr;
char apid[DLT_ID_SIZE];
char ctid[DLT_ID_SIZE];
char version[255];
dlt_set_id(apid, PU_DLT_APP);
dlt_set_id(ctid, PU_DLT_CONTEXT);
port = RCVPORT;
while ((opt = getopt(argc, argv, "a:c:hp:")) != -1)
{
switch (opt)
{
case 'a':
{
dlt_set_id(apid,optarg);
break;
}
case 'c':
{
dlt_set_id(ctid,optarg);
break;
}
case 'h':
{
dlt_get_version(version);
printf("Usage: dlt-adaptor-udp [options]\n");
printf("Adaptor for forwarding received UDP messages to DLT daemon.\n");
printf("%s \n", version);
printf("Options:\n");
printf("-a apid - Set application id to apid (default: UDPA)\n");
printf("-c ctid - Set context id to ctid (default: UDPC)\n");
printf("-p - Set receive port number for UDP messages (default: %d) \n", port);
printf("-h - This help\n");
return 0;
break;
}
case 'p':
{
port = atoi(optarg);
break;
}
default: /* '?' */
{
fprintf(stderr, "Unknown option '%c'\n", optopt);
exit(3);
}
}
}
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
{
perror("Socket");
exit(1);
}
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(port);
server_addr.sin_addr.s_addr = INADDR_ANY;
bzero(&(server_addr.sin_zero), 8);
if (bind(sock, (struct sockaddr *)&server_addr,
sizeof(struct sockaddr)) == -1)
{
perror("Bind");
return -1;
}
addr_len = sizeof(struct sockaddr);
DLT_REGISTER_APP(apid,PU_DLT_APP_DESC);
DLT_REGISTER_CONTEXT(mycontext,ctid,PU_DLT_CONTEXT_DESC);
while (1)
{
bytes_read = 0;
bytes_read = recvfrom(sock, recv_data, MAXSTRLEN, 0,
(struct sockaddr *)&client_addr, &addr_len);
if (bytes_read == -1)
{
if (errno == EINTR)
{
continue;
}
else
{
DLT_UNREGISTER_CONTEXT(mycontext);
DLT_UNREGISTER_APP();
exit(1);
}
}
recv_data[bytes_read] = '\0';
if (bytes_read != 0)
{
DLT_LOG(mycontext, DLT_LOG_INFO, DLT_STRING(recv_data));
}
}
DLT_UNREGISTER_CONTEXT(mycontext);
DLT_UNREGISTER_APP();
return 0;
}
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