handle errno

Author: manedurphy

src/iperf_api.c

@@ -2269,6 +2269,12 @@ iperf_exchange_parameters(struct iperf_test *test)
                 i_errno = IECTRLWRITE;
                 return -1;
             }
+            
+            err = htonl(errno);
+            if (Nwrite(test->ctrl_sck, (char*) &err, sizeof(err), Ptcp) < 0) {
+                i_errno = IECTRLWRITE;
+                return -1;
+            }
 
             return -1;
         }

src/iperf_error.c

@@ -549,7 +549,7 @@ iperf_strerror(int int_errno)
             perr = 1;
             break;
         case IEMAXSERVERTESTDURATIONEXCEEDED:
-            snprintf(errstr, len, "client's max duration exceeds the server's maximum permitted duration");
+            snprintf(errstr, len, "client's requested duration exceeds the server's maximum permitted limit");
             break;
 	default:
 	    snprintf(errstr, len, "int_errno=%d", int_errno);