X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=tests%2Fclient.c;h=9f9a53f5289a0d40bedcae79695a2508852f4f34;hb=bd777dc79c31027a117df0e334d047504519db08;hp=798c5cbdc3ff4aaf3fcde75fe6756d5a5b9e7a4f;hpb=1af69c9609af41165498e7a1bfda3f32744f12fe;p=tlsproxy%2Ftlsproxy.git

diff --git a/tests/client.c b/tests/client.c
index 798c5cb..9f9a53f 100644
--- a/tests/client.c
+++ b/tests/client.c
@@ -1,7 +1,7 @@
 /*
  * Simple GnuTLS client used for testing.
  *
- * Copyright (C) 2011-2013  Simon Ruderich
+ * Copyright (C) 2011-2014  Simon Ruderich
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -20,7 +20,9 @@
 #include <config.h>
 
 #include <arpa/inet.h>
+#include <assert.h>
 #include <errno.h>
+#include <limits.h>
 #include <netdb.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -63,7 +65,10 @@ int main (int argc, char *argv[]) {
     if (argc != 5 && argc != 6) {
         fprintf(stderr,
                 "Usage: %s <ca-file> <hostname> <port> <hostname-verify> "
-                          "[<digest-authentication>]\n",
+                          "[<digest-authentication>]\n"
+                "\n"
+                "tlsproxy must be running on port 4711, "
+                "<port> is the <hostname> port.\n",
                 argv[0]);
         return EXIT_FAILURE;
     }
@@ -98,7 +103,7 @@ int main (int argc, char *argv[]) {
     }
     fprintf(fd_write, "\r\n");
     fflush(fd_write);
-    if (read_http_request(fd_read, buffer, sizeof(buffer)) == -1) {
+    if (read_http_request(fd_read, buffer, sizeof(buffer)) != 0) {
         fprintf(stderr, "invalid proxy response\n");
         return EXIT_FAILURE;
     }
@@ -271,6 +276,7 @@ static int connect_to_host(const char *hostname, const char *port) {
 static int read_http_request(FILE *client_fd, char *request, size_t length) {
     char buffer[MAX_REQUEST_LINE];
 
+    assert(length <= INT_MAX);
     if (fgets(request, (int)length, client_fd) == NULL) {
         if (ferror(client_fd)) {
             perror("read_http_request(): fgets()");
@@ -289,6 +295,8 @@ static int read_http_request(FILE *client_fd, char *request, size_t length) {
     if (ferror(client_fd)) {
         perror("read_http_request(): fgets()");
         return -1;
+    } else if (feof(client_fd)) {
+        return -2;
     }
 
     return 0;