int main(int argc, char** argv) {
if (argc != 2) {
puts("Usage: sendpkt <iface>");
exit(1);
}
int sock = NEWSOCKET();
if (sock < 0) {
perror("socket");
exit(1);
}
int sz = read_upto(0, pkt, sizeof(pkt));
if(sz < 0) {
perror("read");
exit(1);
}
struct sockaddr sa;
strncpy(sa.sa_data, argv[1], sizeof(sa.sa_data)); /* device to send it over */
int err = sendto(sock, pkt, sz, 0, &sa, sizeof(sa));
if (err < 0) {
perror("sendto");
exit(1);
}
exit(0);
}
CAResult_t CAIPStartServer(const ca_thread_pool_t threadPool)
{
CAResult_t res = CA_STATUS_OK;
if (caglobals.ip.started)
{
return res;
}
if (!IPv4MulticastAddress.s_addr)
{
(void)inet_aton(IPv4_MULTICAST, &IPv4MulticastAddress);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_INT, &IPv6MulticastAddressInt);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_LNK, &IPv6MulticastAddressLnk);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_RLM, &IPv6MulticastAddressRlm);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_ADM, &IPv6MulticastAddressAdm);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_SIT, &IPv6MulticastAddressSit);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_ORG, &IPv6MulticastAddressOrg);
(void)inet_pton(AF_INET6, IPv6_MULTICAST_GLB, &IPv6MulticastAddressGlb);
}
if (!caglobals.ip.ipv6enabled && !caglobals.ip.ipv4enabled)
{
caglobals.ip.ipv4enabled = true; // only needed to run CA tests
}
if (caglobals.ip.ipv6enabled)
{
NEWSOCKET(AF_INET6, u6)
NEWSOCKET(AF_INET6, u6s)
NEWSOCKET(AF_INET6, m6)
NEWSOCKET(AF_INET6, m6s)
OIC_LOG_V(INFO, TAG, "IPv6 unicast port: %u", caglobals.ip.u6.port);
}
if (caglobals.ip.ipv4enabled)
{
NEWSOCKET(AF_INET, u4)
NEWSOCKET(AF_INET, u4s)
NEWSOCKET(AF_INET, m4)
NEWSOCKET(AF_INET, m4s)
OIC_LOG_V(INFO, TAG, "IPv4 unicast port: %u", caglobals.ip.u4.port);
}
OIC_LOG_V(DEBUG, TAG,
"socket summary: u6=%d, u6s=%d, u4=%d, u4s=%d, m6=%d, m6s=%d, m4=%d, m4s=%d",
caglobals.ip.u6.fd, caglobals.ip.u6s.fd,
caglobals.ip.u4.fd, caglobals.ip.u4s.fd,
caglobals.ip.m6.fd, caglobals.ip.m6s.fd,
caglobals.ip.m4.fd, caglobals.ip.m4s.fd);
// create pipe for fast shutdown
CAInitializePipe();
CHECKFD(caglobals.ip.shutdownFds[0]);
CHECKFD(caglobals.ip.shutdownFds[1]);
// create source of network interface change notifications
CAInitializeNetlink();
caglobals.ip.selectTimeout = CAGetPollingInterval(caglobals.ip.selectTimeout);
CAApplyInterfaces();
caglobals.ip.terminate = false;
res = ca_thread_pool_add_task(threadPool, CAReceiveHandler, NULL);
if (CA_STATUS_OK != res)
{
OIC_LOG(ERROR, TAG, "thread_pool_add_task failed");
return res;
}
OIC_LOG(DEBUG, TAG, "CAReceiveHandler thread started successfully.");
caglobals.ip.started = true;
return CA_STATUS_OK;
}
int main(int argc, char** argv) {
unsigned long my_ip, my_netmask, my_prefix, network_len, cur_ip;
int my_index;
struct sockaddr sa;
int sock;
u_char hwaddr[MAC_ADDR_LEN];
char *ifname, *ifsend, *cindex;
char ch;
if (argc < 2) {
print_usage(usage);
}
while ((ch = getopt(argc, argv, "d")) != -1) {
switch(ch) {
case 'd':
opt_d = 1;
break;
case '?':
default:
goto args;
}
}
args: argc -= optind;
argv += optind;
if (opt_d && !argc) {
print_usage(usage);
}
// Sockets
sock = NEWSOCKET();
ioctl_sock = NEWSOCKET();
// Recv timeout
struct timeval tv;
tv.tv_sec = 0;
tv.tv_usec = 1;
setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (char *)&tv, sizeof(struct timeval));
if ((sock < 0) || (ioctl_sock < 0)) {
perror("Unable to create socket");
exit(1);
}
if (!(ifname = strdup(*argv)) || !(ifsend = strdup(*argv)))
die("Cannot duplicate interface name\n");
/*
* For an alias interface we use its data but we send
* the actual packet on corresponding real interface
*/
if ((cindex = strchr(ifsend, ':')))
*cindex = '\0';
if (opt_d) {
printf("Interface: %s\n", ifname);
}
sa.sa_family = AF_INET;
strcpy(sa.sa_data, ifsend);
get_hw_addr(hwaddr, ifname);
my_ip = get_ip_addr(ifname);
my_netmask = get_ip_mask(ifname);
my_index = get_interface_index(ifname);
my_prefix = my_ip & my_netmask;
network_len = my_netmask ^ 0xffffffff;
if (opt_d) {
printf("Prefix: %lu\n", my_prefix);
printf("Network length: %lu\n", network_len);
}
for (cur_ip = my_prefix + 1; cur_ip <= my_prefix + network_len; cur_ip++) {
if (cur_ip == my_ip) continue; // Skip gratuitous ARP
send_arp(sock, my_index, cur_ip, my_ip, hwaddr);
detect_sonos(sock);
}
exit(0);
}
