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e3fe020089
Remove the PROTOCOLS section from the source files completely and instead generate them based on the header data in the curldown files. It also generates TLS backend information for options marked for TLS as protocol. Closes #13175
60 lines
1.2 KiB
Markdown
60 lines
1.2 KiB
Markdown
---
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c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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SPDX-License-Identifier: curl
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Title: CURLINFO_HTTP_VERSION
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Section: 3
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Source: libcurl
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See-also:
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- CURLINFO_RESPONSE_CODE (3)
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- curl_easy_getinfo (3)
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- curl_easy_setopt (3)
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Protocol:
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- HTTP
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---
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# NAME
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CURLINFO_HTTP_VERSION - get the http version used in the connection
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# SYNOPSIS
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~~~c
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#include <curl/curl.h>
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CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_HTTP_VERSION, long *p);
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~~~
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# DESCRIPTION
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Pass a pointer to a long to receive the version used in the last http
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connection done using this handle. The returned value is
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CURL_HTTP_VERSION_1_0, CURL_HTTP_VERSION_1_1, CURL_HTTP_VERSION_2_0,
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CURL_HTTP_VERSION_3 or 0 if the version cannot be determined.
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# EXAMPLE
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~~~c
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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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res = curl_easy_perform(curl);
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if(res == CURLE_OK) {
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long http_version;
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curl_easy_getinfo(curl, CURLINFO_HTTP_VERSION, &http_version);
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}
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curl_easy_cleanup(curl);
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}
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}
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~~~
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# AVAILABILITY
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Added in 7.50.0
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# RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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