un-nest curl

curl-8.15.0/tests/libtest/lib547.c

@@ -0,0 +1,116 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  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
+ *
+ ***************************************************************************/
+/* argv1 = URL
+ * argv2 = proxy
+ * argv3 = proxyuser:password
+ */
+
+#include "first.h"
+
+#include "memdebug.h"
+
+#define UPLOADTHIS "this is the blurb we want to upload\n"
+
+static size_t t547_read_cb(char *ptr, size_t size, size_t nmemb, void *clientp)
+{
+  int *counter = (int *)clientp;
+
+  if(*counter) {
+    /* only do this once and then require a clearing of this */
+    curl_mfprintf(stderr, "READ ALREADY DONE!\n");
+    return 0;
+  }
+  (*counter)++; /* bump */
+
+  if(size * nmemb >= strlen(UPLOADTHIS)) {
+    curl_mfprintf(stderr, "READ!\n");
+    strcpy(ptr, UPLOADTHIS);
+    return strlen(UPLOADTHIS);
+  }
+  curl_mfprintf(stderr, "READ NOT FINE!\n");
+  return 0;
+}
+
+static curlioerr t547_ioctl_callback(CURL *handle, int cmd, void *clientp)
+{
+  int *counter = (int *)clientp;
+  (void)handle; /* unused */
+  if(cmd == CURLIOCMD_RESTARTREAD) {
+    curl_mfprintf(stderr, "REWIND!\n");
+    *counter = 0; /* clear counter to make the read callback restart */
+  }
+  return CURLIOE_OK;
+}
+
+static CURLcode test_lib547(char *URL)
+{
+  CURLcode res;
+  CURL *curl;
+  int counter = 0;
+
+  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();
+  if(!curl) {
+    curl_mfprintf(stderr, "curl_easy_init() failed\n");
+    curl_global_cleanup();
+    return TEST_ERR_MAJOR_BAD;
+  }
+
+  test_setopt(curl, CURLOPT_URL, URL);
+  test_setopt(curl, CURLOPT_VERBOSE, 1L);
+  test_setopt(curl, CURLOPT_HEADER, 1L);
+  if(testnum == 548) {
+    /* set the data to POST with a mere pointer to a null-terminated string */
+    test_setopt(curl, CURLOPT_POSTFIELDS, UPLOADTHIS);
+  }
+  else {
+    /* 547 style, which means reading the POST data from a callback */
+    test_setopt(curl, CURLOPT_IOCTLFUNCTION, t547_ioctl_callback);
+    test_setopt(curl, CURLOPT_IOCTLDATA, &counter);
+
+    test_setopt(curl, CURLOPT_READFUNCTION, t547_read_cb);
+    test_setopt(curl, CURLOPT_READDATA, &counter);
+    /* We CANNOT do the POST fine without setting the size (or choose
+       chunked)! */
+    test_setopt(curl, CURLOPT_POSTFIELDSIZE, (long)strlen(UPLOADTHIS));
+  }
+  test_setopt(curl, CURLOPT_POST, 1L);
+  test_setopt(curl, CURLOPT_PROXY, libtest_arg2);
+  test_setopt(curl, CURLOPT_PROXYUSERPWD, libtest_arg3);
+  test_setopt(curl, CURLOPT_PROXYAUTH,
+                   (long) (CURLAUTH_NTLM | CURLAUTH_DIGEST | CURLAUTH_BASIC) );
+
+  res = curl_easy_perform(curl);
+
+test_cleanup:
+
+  curl_easy_cleanup(curl);
+  curl_global_cleanup();
+
+  return res;
+}