curl_easy_reset: reset the referer string

When CURLOPT_REFERER has been used, curl_easy_reset() did not properly
clear it.

Verified with the new test 598

Bug: http://curl.haxx.se/bug/view.cgi?id=3481551
Reported by: Michael Day

1 files changed, 66 insertions, 0 deletions

diff --git a/tests/libtest/lib598.c b/tests/libtest/lib598.c
new file mode 100644
index 000000000..8d46c6887
--- /dev/null
+++ b/tests/libtest/lib598.c
@@ -0,0 +1,66 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "test.h"
+
+#include "memdebug.h"
+
+int test(char *URL)
+{
+  CURLcode res;
+  CURL *curl;
+
+  if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
+    fprintf(stderr, "curl_global_init() failed\n");
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  if ((curl = curl_easy_init()) == NULL) {
+    fprintf(stderr, "curl_easy_init() failed\n");
+    curl_global_cleanup();
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  test_setopt(curl, CURLOPT_URL, URL);
+  test_setopt(curl, CURLOPT_HEADER, 1L);
+  test_setopt(curl, CURLOPT_REFERER, "http://example.com/the-moo");
+  test_setopt(curl, CURLOPT_USERAGENT, "the-moo agent next generation");
+  test_setopt(curl, CURLOPT_COOKIE, "name=moo");
+  test_setopt(curl, CURLOPT_VERBOSE, 1L);
+
+  res = curl_easy_perform(curl);
+
+  curl_easy_reset(curl);
+
+  test_setopt(curl, CURLOPT_URL, URL);
+  test_setopt(curl, CURLOPT_HEADER, 1L);
+  test_setopt(curl, CURLOPT_VERBOSE, 1L);
+
+  res = curl_easy_perform(curl);
+
+test_cleanup:
+
+  curl_easy_cleanup(curl);
+  curl_global_cleanup();
+
+  return (int)res;
+}
+