pop3-noop.c 2.1 KB

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  1. /***************************************************************************
  2. * _ _ ____ _
  3. * Project ___| | | | _ \| |
  4. * / __| | | | |_) | |
  5. * | (__| |_| | _ <| |___
  6. * \___|\___/|_| \_\_____|
  7. *
  8. * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
  9. *
  10. * This software is licensed as described in the file COPYING, which
  11. * you should have received as part of this distribution. The terms
  12. * are also available at https://curl.se/docs/copyright.html.
  13. *
  14. * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  15. * copies of the Software, and permit persons to whom the Software is
  16. * furnished to do so, under the terms of the COPYING file.
  17. *
  18. * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19. * KIND, either express or implied.
  20. *
  21. ***************************************************************************/
  22. /* <DESC>
  23. * POP3 example showing how to perform a noop
  24. * </DESC>
  25. */
  26. #include <stdio.h>
  27. #include <curl/curl.h>
  28. /* This is a simple example showing how to perform a noop using libcurl's POP3
  29. * capabilities.
  30. *
  31. * Note that this example requires libcurl 7.26.0 or above.
  32. */
  33. int main(void)
  34. {
  35. CURL *curl;
  36. CURLcode res = CURLE_OK;
  37. curl = curl_easy_init();
  38. if(curl) {
  39. /* Set username and password */
  40. curl_easy_setopt(curl, CURLOPT_USERNAME, "user");
  41. curl_easy_setopt(curl, CURLOPT_PASSWORD, "secret");
  42. /* This is just the server URL */
  43. curl_easy_setopt(curl, CURLOPT_URL, "pop3://pop.example.com");
  44. /* Set the NOOP command */
  45. curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "NOOP");
  46. /* Do not perform a transfer as NOOP returns no data */
  47. curl_easy_setopt(curl, CURLOPT_NOBODY, 1L);
  48. /* Perform the custom request */
  49. res = curl_easy_perform(curl);
  50. /* Check for errors */
  51. if(res != CURLE_OK)
  52. fprintf(stderr, "curl_easy_perform() failed: %s\n",
  53. curl_easy_strerror(res));
  54. /* Always cleanup */
  55. curl_easy_cleanup(curl);
  56. }
  57. return (int)res;
  58. }