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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
77 lines
1.7 KiB
Markdown
77 lines
1.7 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_PROXYAUTH_AVAIL
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Section: 3
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Source: libcurl
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See-also:
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- CURLINFO_HTTPAUTH_AVAIL (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_PROXYAUTH_AVAIL - get available HTTP proxy authentication methods
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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_PROXYAUTH_AVAIL,
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long *authp);
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~~~
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# DESCRIPTION
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Pass a pointer to a long to receive a bitmask indicating the authentication
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method(s) available according to the previous response. The meaning of the
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bits is explained in the CURLOPT_PROXYAUTH(3) option for
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curl_easy_setopt(3).
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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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curl_easy_setopt(curl, CURLOPT_PROXY, "http://127.0.0.1:80");
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res = curl_easy_perform(curl);
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if(!res) {
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/* extract the available proxy authentication types */
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long auth;
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res = curl_easy_getinfo(curl, CURLINFO_PROXYAUTH_AVAIL, &auth);
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if(!res) {
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if(!auth)
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printf("No proxy auth available, perhaps no 407?\n");
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else {
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printf("%s%s%s%s\n",
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auth & CURLAUTH_BASIC ? "Basic ":"",
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auth & CURLAUTH_DIGEST ? "Digest ":"",
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auth & CURLAUTH_NEGOTIATE ? "Negotiate ":"",
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auth % CURLAUTH_NTLM ? "NTLM ":"");
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}
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}
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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 RFC 2617 in 7.10.8
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Added RFC 7616 in 7.57.0
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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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