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//******************************************************************
//
// Copyright 2014 Intel Mobile Communications GmbH All Rights Reserved.
//
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/select.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <unistd.h>
#include <fcntl.h>
#include <net/if.h>
#include <ifaddrs.h>
#include <linux/if_link.h>
#include <signal.h>
//static uint8_t MULTICAST_IP_ADDR[] = {224, 0, 1, 187};
//static uint32_t TEST_PORT_NUM = 8888;
#define MAX_BUF (1024)
uint8_t g_bfr[] = {
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA,
};
uint32_t g_bfrlen = sizeof(g_bfr);
int multicast_test(int argc, char* argv[])
{
int32_t sfd;
char loopch=0;
int set_option_on = 1;
struct sockaddr_in mcastsock = {0}, peer;
uint8_t recvbuf[MAX_BUF];
uint32_t len, bufLen, fromlen;
printf("Running multicast tests\n");
bufLen = atoi(argv[4]);
if (bufLen > g_bfrlen) {
printf("Warning: Input buffer provided too big. Trimming to supported size\n");
bufLen = g_bfrlen;
}
//Create a datagram socket on which to send.
sfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (sfd < 0) {
printf("Error in opening datagram socket");
return -1;
}
//Initialize the group sockaddr structure with a
mcastsock.sin_family = AF_INET;
mcastsock.sin_addr.s_addr = inet_addr(argv[2]);
mcastsock.sin_port = htons(atoi(argv[3]));
//Disable loopback so you do not receive your own datagrams.
if (setsockopt(sfd, IPPROTO_IP, IP_MULTICAST_LOOP,
(char *)&loopch, sizeof(loopch)) < 0) {
//printf("setting IP_MULTICAST_LOOP:");
close(sfd);
return -1;
}
//Play nice with other processes who may be listening at this
//port/IP address combination
if (setsockopt(sfd, SOL_SOCKET, SO_REUSEADDR, (char*) &set_option_on,
sizeof(set_option_on)) < 0) {
//printf("setting SO_REUSEADDR:");
close(sfd);
return -1;
}
if (bind(sfd, (sockaddr*)&mcastsock, sizeof(mcastsock)) < 0) {
printf("bind returns error");
close(sfd);
return -1;
}
struct ip_mreq mreq = {0};
mreq.imr_interface.s_addr = htonl(INADDR_ANY);
mreq.imr_multiaddr.s_addr = mcastsock.sin_addr.s_addr;
if ((setsockopt(sfd, IPPROTO_IP, IP_ADD_MEMBERSHIP, (char *) &mreq, sizeof(mreq))) < 0) {
printf("multicast -- adding membership failed");
close(sfd);
return -1;
}
do {
len = sendto(sfd, g_bfr, bufLen, 0,
(struct sockaddr*)&mcastsock, sizeof(mcastsock));
if (len > 0) {
printf ("Send %d bytes to %s\n", len, inet_ntoa(mcastsock.sin_addr));
}
fromlen = sizeof(peer);
len = recvfrom(sfd, recvbuf, sizeof(recvbuf), 0, (struct sockaddr*)&peer, &fromlen);
if (len > 0) {
printf("Rcvd %d bytes from %s\n", len, inet_ntoa(peer.sin_addr));
}
sleep(1);
} while (true);
close(sfd);
return 0;
}
int unicast_test(int argc, char* argv[])
{
int32_t sfd;
struct sockaddr_in sa, peer;
uint8_t recvbuf[MAX_BUF];
uint32_t len, bufLen, fromlen;
printf("Running unicast tests\n");
bufLen = atoi(argv[4]);
if (bufLen > g_bfrlen) {
printf("Warning: Input buffer provided too big. Trimming to supported size\n");
bufLen = g_bfrlen;
}
sfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (sfd < 0) {
printf("socket API ret val %d\n", sfd);
return -1;
}
sa.sin_family = AF_INET;
sa.sin_addr.s_addr = INADDR_ANY;
sa.sin_port = htons(atoi(argv[3]));
if (bind(sfd, (struct sockaddr*)&sa, sizeof(sa)) < 0) {
printf("bin API ret val %d\n", sfd);
close(sfd);
return -1;
}
peer.sin_family = AF_INET;
inet_aton(argv[2], &peer.sin_addr);
peer.sin_port = htons(atoi(argv[3]));
do {
len = sendto(sfd, g_bfr, bufLen, 0,
(struct sockaddr*)&peer, sizeof(peer));
if (len > 0) {
printf ("Send %d bytes to %s\n", len, inet_ntoa(peer.sin_addr));
}
fromlen = sizeof(peer);
len = recvfrom(sfd, recvbuf, sizeof(recvbuf), 0, (struct sockaddr*)&peer, &fromlen);
if (len > 0) {
printf("Rcvd %d bytes from %s\n", len, inet_ntoa(peer.sin_addr));
}
sleep(1);
} while(true);
close(sfd);
return 0;
}
int main(int argc, char * argv[])
{
if (argc < 5) {
printf("Usage: sendrecv <u|m> <ipAddr 192.168.1.107 | 224.0.1.187> <portnum 8888> <pkt_size 200>\n");
return -1;
}
if (argv[1][0] == 'u') {
unicast_test(argc, argv);
} else {
multicast_test(argc, argv);
}
return 0;
}
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