The UDP client is now working and it measures the time needed for sending 10k datagrams.

diff --git a/test/client_udp.c b/test/client_udp.c
index 71a5f22..85aab05 100644 (file)
--- a/test/client_udp.c
+++ b/test/client_udp.c
@@ -8,23 +8,10 @@
 #include <stdlib.h>
 #include <time.h>
 
-#define ADDR 0x8082A8C0
-#define DADDR 0x8082A8C0
-
-int gen_port()
-{
-       int ret;
-       srand(time(NULL));
-       ret = (rand() % 255) + 1;
-       if (ret == 100 || ret == 101)
-               ret *= 2;
-       printf("Generated source port %d\n", ret);
-       return ret;
-}
-
 int main(int argc, const char *argv[])
 {
     int sock;
+       int i;
 
     sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
     if (sock < 0) {
@@ -35,8 +22,8 @@ int main(int argc, const char *argv[])
        struct sockaddr_in saddr;
     memset(&saddr, 0, sizeof(saddr));
 
-       saddr.sin_addr.s_addr = ADDR;
-       saddr.sin_port = gen_port();
+       inet_pton(AF_INET, "192.168.130.128", &saddr.sin_addr.s_addr);
+       saddr.sin_port = 0;
        saddr.sin_family = AF_INET;
 
     if (bind(sock, (struct sockaddr *) &saddr, sizeof(saddr)) < 0) {
@@ -58,8 +45,8 @@ int main(int argc, const char *argv[])
     iov[0].iov_base = buf;
     iov[0].iov_len = sizeof(buf);
 
-       to.sin_addr.s_addr = DADDR;
-       to.sin_port = 100;
+       inet_pton(AF_INET, "192.168.130.129", &to.sin_addr.s_addr);
+       to.sin_port = htons(100);
        to.sin_family = AF_INET;
 
     msg.msg_iov = iov;
@@ -69,13 +56,18 @@ int main(int argc, const char *argv[])
 
     int ret;
 
-    ret = sendmsg(sock, &msg, sizeof(msg));
-    if (ret < 0) {
-        perror("Failed to send on socket");
-        return -1;
-    }
-
-    printf("Sent %d bytes on socket\n", msg.msg_namelen);
+       struct timeval tv1, tv2;
+       gettimeofday(&tv1, NULL);
+       for (i = 0; i < 10000; i++) {
+               ret = sendmsg(sock, &msg, 0);
+               if (ret < 0) {
+                       perror("Failed to send on socket");
+                       return -1;
+               }
+       }
+       gettimeofday(&tv2, NULL);
+
+       printf("diff=%ld\n", (tv2.tv_sec - tv1.tv_sec) * 1000 + (tv2.tv_usec - tv1.tv_usec) / 1000);
 
     if (close(sock) < 0) {
         perror("Failed to close socket");