2024-03-16 02:55:33 +00:00
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.\" generated by cd2nroff 0.1 from CURLINFO_CONTENT_LENGTH_DOWNLOAD_T.md
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2024-06-01 20:49:19 +00:00
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.TH CURLINFO_CONTENT_LENGTH_DOWNLOAD_T 3 "2024-06-01" libcurl
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2024-03-16 02:55:33 +00:00
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.SH NAME
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CURLINFO_CONTENT_LENGTH_DOWNLOAD_T \- get content\-length of download
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.SH SYNOPSIS
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.nf
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#include <curl/curl.h>
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CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_DOWNLOAD_T,
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curl_off_t *content_length);
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.fi
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.SH DESCRIPTION
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Pass a pointer to a \fIcurl_off_t\fP to receive the content\-length of the
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download. This is the value read from the Content\-Length: field. Stores \-1 if
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the size is not known.
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.SH PROTOCOLS
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2024-03-30 18:28:04 +00:00
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HTTP
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2024-03-16 02:55:33 +00:00
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.SH EXAMPLE
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.nf
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int main(void)
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{
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CURL *curl = curl_easy_init();
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if(curl) {
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CURLcode res;
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curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
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/* Perform the request */
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res = curl_easy_perform(curl);
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if(!res) {
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/* check the size */
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curl_off_t cl;
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res = curl_easy_getinfo(curl, CURLINFO_CONTENT_LENGTH_DOWNLOAD_T, &cl);
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if(!res) {
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printf("Download size: %" CURL_FORMAT_CURL_OFF_T "\\n", cl);
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}
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}
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}
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}
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.fi
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.SH AVAILABILITY
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Added in 7.55.0
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.SH RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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.SH SEE ALSO
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.BR CURLINFO_CONTENT_LENGTH_UPLOAD_T (3),
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.BR curl_easy_getinfo (3),
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.BR curl_easy_setopt (3)
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