CURLINFO_SIZE_DOWNLOAD.3 2.4 KB

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  23. .TH CURLINFO_SIZE_DOWNLOAD 3 "28 Aug 2015" "libcurl 7.44.0" "curl_easy_getinfo options"
  24. .SH NAME
  25. CURLINFO_SIZE_DOWNLOAD \- get the number of downloaded bytes
  26. .SH SYNOPSIS
  27. .nf
  28. #include <curl/curl.h>
  29. CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SIZE_DOWNLOAD, double *dlp);
  30. .fi
  31. .SH DESCRIPTION
  32. Pass a pointer to a double to receive the total amount of bytes that were
  33. downloaded. The amount is only for the latest transfer and will be reset
  34. again for each new transfer. This counts actual payload data, what's also
  35. commonly called body. All meta and header data are excluded and will not be
  36. counted in this number.
  37. \fICURLINFO_SIZE_DOWNLOAD_T(3)\fP is a newer replacement that returns a more
  38. sensible variable type.
  39. .SH PROTOCOLS
  40. All
  41. .SH EXAMPLE
  42. .nf
  43. CURL *curl = curl_easy_init();
  44. if(curl) {
  45. curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
  46. /* Perform the request */
  47. res = curl_easy_perform(curl);
  48. if(!res) {
  49. /* check the size */
  50. double dl;
  51. res = curl_easy_getinfo(curl, CURLINFO_SIZE_DOWNLOAD, &dl);
  52. if(!res) {
  53. printf("Downloaded %.0f bytes\\n", cl);
  54. }
  55. }
  56. }
  57. .fi
  58. .SH AVAILABILITY
  59. Added in 7.4.1
  60. .SH RETURN VALUE
  61. Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
  62. .SH "SEE ALSO"
  63. .BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "
  64. .BR CURLINFO_SIZE_DOWNLOAD_T "(3), "
  65. .BR CURLINFO_SIZE_UPLOAD_T "(3), "