try some stuff, no avail

1 files changed, 35 insertions, 6 deletions

diff --git a/client.c b/client.c
index 6ade043..f39f839 100644
--- a/client.c
+++ b/client.c
@@ -45,7 +45,7 @@ int main(int argc, char *argv[])
     char s[INET6_ADDRSTRLEN];
 
     if (argc != 4) {
-        fprintf(stderr,"<server IP> <server port> <listener port>\n");
+        fprintf(stderr, "usage: <server IP> <server port> <listener port>\n");
         exit(1);
     }
 
@@ -92,7 +92,14 @@ int main(int argc, char *argv[])
     pthread_t reply_thread;
     pthread_create(&reply_thread, NULL, reply_thread_routine, (void*)sockfd);
 
-    usleep(1000);
+    usleep(100);
+
+    struct timeval tv;
+    tv.tv_sec = 0;
+    tv.tv_usec = TIMEOUT;
+    if (setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) < 0) {
+        perror("setsockopt");
+    }
 
     struct Hello hello;
     hello.commandType = 0;
@@ -123,6 +130,11 @@ int main(int argc, char *argv[])
             // printf("Changing to station %d.\n", inputInt);
 
             // send the command to change the station
+            tv.tv_sec = 0;
+            tv.tv_usec = TIMEOUT;
+            if (setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) < 0) {
+                perror("setsockopt");
+            }
             struct SetStation setStation;
             setStation.commandType = 1;
             setStation.stationNumber = htons(inputInt);
@@ -148,6 +160,8 @@ void *reply_thread_routine(void* args) {
             perror("recv");
             exit(1);
         }
+
+        fprintf(stderr, "reply_type: %d\n", reply_type);
  
         if (reply_type == 2) { // we have a welcome message
             // recv the message, check for errors too
@@ -158,10 +172,16 @@ void *reply_thread_routine(void* args) {
                 exit(1);
             }
             uint16_t num_stations = ntohs(buf_num_stations);
-            fflush(stdout);
-            printf("Click q to end stream.\n");
-            printf("Welcome to Snowcast! The server has %u stations.\n", num_stations);
-            fflush(stdout);
+            fprintf(stdout, "Welcome to Snowcast! The server has %u stations.\n", num_stations);
+            fprintf(stderr, "Welcome to Snowcast! The server has %u stations.\n", num_stations);
+            // printf("Click q to end stream.\n");
+
+            struct timeval no_tv;
+            no_tv.tv_sec = 0;
+            no_tv.tv_usec = 0;
+            if (setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &no_tv, sizeof(no_tv)) < 0) {
+                perror("setsockopt");
+            }
             continue;
         }
 
@@ -192,13 +212,22 @@ void *reply_thread_routine(void* args) {
                 exit(1);
             }
 
+            printf("string size: %d\n", string_size);
+
             char *message = malloc(string_size);
             if(message == NULL) { perror("malloc in message"); }
             if (recv_all(sockfd, message, &string_size) == -1) {
                 perror("recv_all");
                 exit(1);
             }
+            struct timeval no_tv;
+            no_tv.tv_sec = 0;
+            no_tv.tv_usec = 0;
+            if (setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, &no_tv, sizeof(no_tv)) < 0) {
+                perror("setsockopt");
+            }
             printf("Invalid protocol: %s. Exiting.\n", message);
+            fprintf(stderr, "Invalid protocol: %s. Exiting.\n", message);
             free(message);
             close(sockfd);
             exit(1);