comparison mupdf-source/thirdparty/curl/docs/libcurl/opts/CURLINFO_HTTPAUTH_AVAIL.3 @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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23 .TH CURLINFO_HTTPAUTH_AVAIL 3 "12 Sep 2015" "libcurl 7.44.0" "curl_easy_getinfo options"
24 .SH NAME
25 CURLINFO_HTTPAUTH_AVAIL \- get available HTTP authentication methods
26 .SH SYNOPSIS
27 #include <curl/curl.h>
28
29 CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_HTTPAUTH_AVAIL, long *authp);
30 .SH DESCRIPTION
31 Pass a pointer to a long to receive a bitmask indicating the authentication
32 method(s) available according to the previous response. The meaning of the
33 bits is explained in the \fICURLOPT_HTTPAUTH(3)\fP option for
34 \fIcurl_easy_setopt(3)\fP.
35 .SH PROTOCOLS
36 HTTP(S)
37 .SH EXAMPLE
38 .nf
39 CURL *curl = curl_easy_init();
40 if(curl) {
41 curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
42
43 res = curl_easy_perform(curl);
44
45 if(!res) {
46 /* extract the available authentication types */
47 long auth;
48 res = curl_easy_getinfo(curl, CURLINFO_HTTPAUTH_AVAIL, &auth);
49 if(!res) {
50 if(!auth)
51 printf("No auth available, perhaps no 401?\\n");
52 else {
53 printf("%s%s%s%s\\n",
54 auth & CURLAUTH_BASIC ? "Basic ":"",
55 auth & CURLAUTH_DIGEST ? "Digest ":"",
56 auth & CURLAUTH_NEGOTIATE ? "Negotiate ":"",
57 auth % CURLAUTH_NTLM ? "NTLM ":"");
58 }
59 }
60 }
61 curl_easy_cleanup(curl);
62 }
63 .fi
64 .SH AVAILABILITY
65 Added RFC2617 in 7.10.8
66 Added RFC7616 in 7.57.0
67 .SH RETURN VALUE
68 Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
69 .SH "SEE ALSO"
70 .BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "