[Feature][ZXW-88]merge P50 version

Only Configure: No
Affected branch: master
Affected module: unknown
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I34667719d9e0e7e29e8e4368848601cde0a48408
diff --git a/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib502.c b/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib502.c
new file mode 100755
index 0000000..4509d1a
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib502.c
@@ -0,0 +1,93 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2022, 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 https://curl.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.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+#include "test.h"
+
+#include "testutil.h"
+#include "warnless.h"
+#include "memdebug.h"
+
+#define TEST_HANG_TIMEOUT 60 * 1000
+
+/*
+ * Get a single URL without select().
+ */
+
+int test(char *URL)
+{
+  CURL *c = NULL;
+  CURLM *m = NULL;
+  int res = 0;
+  int running;
+
+  start_test_timing();
+
+  global_init(CURL_GLOBAL_ALL);
+
+  easy_init(c);
+
+  easy_setopt(c, CURLOPT_URL, URL);
+
+  multi_init(m);
+
+  multi_add_handle(m, c);
+
+  for(;;) {
+    struct timeval timeout;
+    fd_set fdread, fdwrite, fdexcep;
+    int maxfd = -99;
+
+    timeout.tv_sec = 0;
+    timeout.tv_usec = 100000L; /* 100 ms */
+
+    multi_perform(m, &running);
+
+    abort_on_test_timeout();
+
+    if(!running)
+      break; /* done */
+
+    FD_ZERO(&fdread);
+    FD_ZERO(&fdwrite);
+    FD_ZERO(&fdexcep);
+
+    multi_fdset(m, &fdread, &fdwrite, &fdexcep, &maxfd);
+
+    /* At this point, maxfd is guaranteed to be greater or equal than -1. */
+
+    select_test(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
+
+    abort_on_test_timeout();
+  }
+
+test_cleanup:
+
+  /* proper cleanup sequence - type PA */
+
+  curl_multi_remove_handle(m, c);
+  curl_multi_cleanup(m);
+  curl_easy_cleanup(c);
+  curl_global_cleanup();
+
+  return res;
+}