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/*
* serverUdp.c : generate an executable to test the UDP Sockets.
* the RTEMS target must be configured as client.
* Don't forget to change the IP address.
*
* $Id$
*/
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <sys/file.h>
#include <netinet/in_systm.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <arpa/inet.h>
#include "../buffer.h"
#define DEFAULT_IP "194.2.81.126"
#define DEFAULT_LISTEN_IP "194.2.81.61"
int main(int argc, char** argv)
{
int sd;
struct sockaddr_in server, from;
int fromlen;
char *tabChar;
int rc;
unsigned long msgId;
char *server_name= "localhost";
unsigned short port;
port = DEFAULT_PORT_CLIENT;
server_name = DEFAULT_IP;
bzero(&server, sizeof(server));
server.sin_family = AF_INET;
inet_aton (server_name, (struct in_addr*)&(server.sin_addr.s_addr));
server.sin_port = htons(port);
sd = socket(AF_INET,SOCK_DGRAM, 0);
if (sd == -1) {
printf(" socket failed errno = %d\n", errno);
return 0;
}
rc = bind(sd, (struct sockaddr *)&server, sizeof(server)) ;
if (rc == -1) {
printf(" bind failed errno = %d\n", errno);
return 0;
}
tabChar = AllocBuffer();
if(!tabChar) {
printf("malloc failed ...\n");
return 0;
}
bzero(&from, sizeof(from));
from.sin_family = AF_INET;
inet_aton (DEFAULT_LISTEN_IP, (struct in_addr*)&(from.sin_addr.s_addr));
fromlen = sizeof(from);
printf("UDP Server : ready to receive messages...\n");
msgId = 0;
for(;;){
rc=recvfrom(sd, tabChar, SIZE_MAX_RCV_BUFFER, 0, (struct sockaddr *)&from, &fromlen);
if (rc < 0) {
printf("\n Recvfrom error %d\n\n",errno);
}
else{
msgId = CheckBuffer(tabChar);
}
if (msgId == 0)
break ;
}
FreeBuffer(tabChar);
return 0;
}
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