un-nest curl

curl-8.15.0/tests/libtest/lib695.c

@@ -0,0 +1,114 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 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 "first.h"
+
+#include "memdebug.h"
+
+/* write callback that does nothing */
+static size_t write_it(char *ptr, size_t size, size_t nmemb, void *userdata)
+{
+  (void) ptr;
+  (void) userdata;
+  return size * nmemb;
+}
+
+static CURLcode test_lib695(char *URL)
+{
+  CURL *curl = NULL;
+  curl_mime *mime1 = NULL;
+  curl_mime *mime2 = NULL;
+  curl_mimepart *part;
+  CURLcode res = TEST_ERR_FAILURE;
+
+  /*
+   * Check proper rewind when reusing a mime structure.
+   */
+
+  if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
+    curl_mfprintf(stderr, "curl_global_init() failed\n");
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  curl = curl_easy_init();
+
+  /* First set the URL that is about to receive our POST. */
+  test_setopt(curl, CURLOPT_URL, URL);
+
+  /* get verbose debug output please */
+  test_setopt(curl, CURLOPT_VERBOSE, 1L);
+
+  /* Do not write anything. */
+  curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_it);
+
+  /* Build the first mime structure. */
+  mime1 = curl_mime_init(curl);
+  part = curl_mime_addpart(mime1);
+  curl_mime_data(part, "<title>hello</title>", CURL_ZERO_TERMINATED);
+  curl_mime_type(part, "text/html");
+  curl_mime_name(part, "data");
+
+  /* Use first mime structure as top level MIME POST. */
+  curl_easy_setopt(curl, CURLOPT_MIMEPOST, mime1);
+
+  /* Perform the request, res gets the return code */
+  res = curl_easy_perform(curl);
+
+  /* Check for errors */
+  if(res != CURLE_OK)
+    curl_mfprintf(stderr, "curl_easy_perform() 1 failed: %s\n",
+                  curl_easy_strerror(res));
+  else {
+    /* phase two, create a mime struct using the mime1 handle */
+    mime2 = curl_mime_init(curl);
+    part = curl_mime_addpart(mime2);
+
+    /* use the new mime setup */
+    curl_easy_setopt(curl, CURLOPT_MIMEPOST, mime2);
+
+    /* Reuse previous mime structure as a child. */
+    res = curl_mime_subparts(part, mime1);
+
+    if(res != CURLE_OK)
+      curl_mfprintf(stderr, "curl_mime_subparts() failed: %sn",
+                    curl_easy_strerror(res));
+    else {
+      mime1 = NULL;
+
+      /* Perform the request, res gets the return code */
+      res = curl_easy_perform(curl);
+
+      /* Check for errors */
+      if(res != CURLE_OK)
+        curl_mfprintf(stderr, "curl_easy_perform() 2 failed: %s\n",
+                      curl_easy_strerror(res));
+    }
+  }
+
+test_cleanup:
+  curl_easy_cleanup(curl);
+  curl_mime_free(mime1);
+  curl_mime_free(mime2);
+  curl_global_cleanup();
+  return res;
+}