curl / libcurl / API / curl_easy_setopt / CURLOPT_CHUNK_END_FUNCTION

CURLOPT_CHUNK_END_FUNCTION explained

NAME

CURLOPT_CHUNK_END_FUNCTION - callback after a transfer with FTP wildcardmatch

SYNOPSIS

#include <curl/curl.h>
 
long chunk_end_callback(void *ptr);
 
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_CHUNK_END_FUNCTION,
                          chunk_end_callback);

DESCRIPTION

Pass a pointer to your callback function, which should match the prototype shown above.

This function gets called by libcurl as soon as a part of the stream has been transferred (or skipped).

Return CURL_CHUNK_END_FUNC_OK if everything is fine or CURL_CHUNK_END_FUNC_FAIL to tell the lib to stop if some error occurred.

DEFAULT

NULL

PROTOCOLS

FTP

EXAMPLE

static long file_is_downloaded(struct callback_data *data)
{
  if(data->output) {
    fclose(data->output);
    data->output = 0x0;
  }
  return CURL_CHUNK_END_FUNC_OK;
}
 
int main()
{
  /* data for callback */
  struct callback_data callback_info;
  curl_easy_setopt(curl, CURLOPT_CHUNK_END_FUNCTION, file_is_downloaded);
  curl_easy_setopt(curl, CURLOPT_CHUNK_DATA, &callback_info);
}

AVAILABILITY

Added in 7.21.0

RETURN VALUE

Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.

SEE ALSO

CURLOPT_WILDCARDMATCH, CURLOPT_CHUNK_BGN_FUNCTION

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