[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/lib1531.c b/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib1531.c
new file mode 100755
index 0000000..c5cc548
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib1531.c
@@ -0,0 +1,160 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  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 "timediff.h"
+#include "warnless.h"
+#include "memdebug.h"
+
+#define TEST_HANG_TIMEOUT 60 * 1000
+
+static char const testData[] = ".abc\0xyz";
+static off_t const testDataSize = sizeof(testData) - 1;
+
+int test(char *URL)
+{
+  CURL *easy;
+  CURLM *multi_handle;
+  int still_running; /* keep number of running handles */
+  CURLMsg *msg; /* for picking up messages with the transfer status */
+  int msgs_left; /* how many messages are left */
+  int res = CURLE_OK;
+
+  start_test_timing();
+
+  global_init(CURL_GLOBAL_ALL);
+
+  /* Allocate one CURL handle per transfer */
+  easy = curl_easy_init();
+
+  /* init a multi stack */
+  multi_handle = curl_multi_init();
+
+  /* add the individual transfer */
+  curl_multi_add_handle(multi_handle, easy);
+
+  /* set the options (I left out a few, you'll get the point anyway) */
+  curl_easy_setopt(easy, CURLOPT_URL, URL);
+  curl_easy_setopt(easy, CURLOPT_POSTFIELDSIZE_LARGE,
+                   (curl_off_t)testDataSize);
+  curl_easy_setopt(easy, CURLOPT_POSTFIELDS, testData);
+
+  /* we start some action by calling perform right away */
+  curl_multi_perform(multi_handle, &still_running);
+
+  abort_on_test_timeout();
+
+  do {
+    struct timeval timeout;
+    int rc; /* select() return code */
+    CURLMcode mc; /* curl_multi_fdset() return code */
+
+    fd_set fdread;
+    fd_set fdwrite;
+    fd_set fdexcep;
+    int maxfd = -1;
+
+    long curl_timeo = -1;
+
+    FD_ZERO(&fdread);
+    FD_ZERO(&fdwrite);
+    FD_ZERO(&fdexcep);
+
+    /* set a suitable timeout to play around with */
+    timeout.tv_sec = 1;
+    timeout.tv_usec = 0;
+
+    curl_multi_timeout(multi_handle, &curl_timeo);
+    if(curl_timeo >= 0) {
+      curlx_mstotv(&timeout, curl_timeo);
+      if(timeout.tv_sec > 1) {
+        timeout.tv_sec = 1;
+        timeout.tv_usec = 0;
+      }
+    }
+
+    /* get file descriptors from the transfers */
+    mc = curl_multi_fdset(multi_handle, &fdread, &fdwrite, &fdexcep, &maxfd);
+
+    if(mc != CURLM_OK) {
+      fprintf(stderr, "curl_multi_fdset() failed, code %d.\n", mc);
+      break;
+    }
+
+    /* On success the value of maxfd is guaranteed to be >= -1. We call
+       select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
+       no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
+       to sleep 100ms, which is the minimum suggested value in the
+       curl_multi_fdset() doc. */
+
+    if(maxfd == -1) {
+#if defined(WIN32) || defined(_WIN32)
+      Sleep(100);
+      rc = 0;
+#else
+      /* Portable sleep for platforms other than Windows. */
+      struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
+      rc = select(0, NULL, NULL, NULL, &wait);
+#endif
+    }
+    else {
+      /* Note that on some platforms 'timeout' may be modified by select().
+         If you need access to the original value save a copy beforehand. */
+      rc = select(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
+    }
+
+    switch(rc) {
+    case -1:
+      /* select error */
+      break;
+    case 0: /* timeout */
+    default: /* action */
+      curl_multi_perform(multi_handle, &still_running);
+      break;
+    }
+
+    abort_on_test_timeout();
+  } while(still_running);
+
+  /* See how the transfers went */
+  do {
+    msg = curl_multi_info_read(multi_handle, &msgs_left);
+    if(msg && msg->msg == CURLMSG_DONE) {
+      printf("HTTP transfer completed with status %d\n", msg->data.result);
+      break;
+    }
+
+    abort_on_test_timeout();
+  } while(msg);
+
+test_cleanup:
+  curl_multi_cleanup(multi_handle);
+
+  /* Free the CURL handles */
+  curl_easy_cleanup(easy);
+  curl_global_cleanup();
+
+  return res;
+}