1 #include "../src/kernel/swift.h"
3 #include <sys/socket.h>
7 #include <netinet/in.h>
10 int main(int argc, const char *argv[])
16 fprintf(stderr, "USAGE: %s listening_port\n", argv[0]);
20 sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
22 perror("Failed to create socket");
26 struct sockaddr_in saddr;
27 memset(&saddr, 0, sizeof(saddr));
29 inet_pton(AF_INET, "192.168.130.129", &saddr.sin_addr.s_addr);
30 saddr.sin_port = htons(atoi(argv[1]));
31 saddr.sin_family = AF_INET;
33 if (bind(sock, (struct sockaddr *) &saddr, sizeof(saddr)) < 0) {
34 perror("Failed to bind socket");
42 struct sockaddr_in from;
44 memset(&msg, 0, sizeof(msg));
45 memset(&iov, 0, sizeof(iov));
46 memset(&from, 0, sizeof(from));
48 iov[0].iov_base = buf;
49 iov[0].iov_len = sizeof(buf);
54 msg.msg_namelen = sizeof(from);
60 for (i = 0; i < N; i ++) {
61 ret = recvmsg(sock, &msg, 0);
63 perror("Failed to recv on socket");
66 if (i % (N / 50) == 0)
70 printf("Received %d bytes on socket\n", ret);
71 printf("buf=%s\n", buf);
73 if (close(sock) < 0) {
74 perror("Failed to close socket");