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CURLINFO_CONTENT_LENGTH_DOWNLOAD.3
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.\" ************************************************************************** .\" * _ _ ____ _ .\" * Project ___| | | | _ \| | .\" * / __| | | | |_) | | .\" * | (__| |_| | _ <| |___ .\" * \___|\___/|_| \_\_____| .\" * .\" * Copyright (C) 1998 - 2015, 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 http://curl.haxx.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. .\" * .\" ************************************************************************** .\" .TH CURLINFO_CONTENT_LENGTH_DOWNLOAD 3 "1 Sep 2015" "libcurl 7.44.0" "curl_easy_getinfo options" .SH NAME CURLINFO_CONTENT_LENGTH_DOWNLOAD \- get content-length of download .SH SYNOPSIS #include <curl/curl.h> CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_DOWNLOAD, double *content_length); .SH DESCRIPTION Pass a pointer to a double to receive the content-length of the download. This is the value read from the Content-Length: field. Since 7.19.4, this returns -1 if the size isn't known. .SH PROTOCOLS HTTP(S) .SH EXAMPLE TODO .SH AVAILABILITY Added in 7.6.1 .SH RETURN VALUE Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. .SH "SEE ALSO" .BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), " .BR CURLINFO_CONTENT_LENGTH_UPLOAD "(3), "