comparison mupdf-source/thirdparty/curl/docs/libcurl/opts/CURLINFO_LOCAL_IP.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_LOCAL_IP 3 "12 Sep 2015" "libcurl 7.44.0" "curl_easy_getinfo options"
24 .SH NAME
25 CURLINFO_LOCAL_IP \- get local IP address of last connection
26 .SH SYNOPSIS
27 #include <curl/curl.h>
28
29 CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_LOCAL_IP, char **ip);
30 .SH DESCRIPTION
31 Pass a pointer to a char pointer to receive the pointer to a zero-terminated
32 string holding the IP address of the local end of most recent connection done
33 with this \fBcurl\fP handle. This string may be IPv6 when that is
34 enabled. Note that you get a pointer to a memory area that will be re-used at
35 next request so you need to copy the string if you want to keep the
36 information.
37
38 The \fBip\fP pointer will be NULL or pointing to private memory you MUST NOT
39 free - it gets freed when you call \fIcurl_easy_cleanup(3)\fP on the
40 corresponding CURL handle.
41 .SH PROTOCOLS
42 All
43 .SH EXAMPLE
44 .nf
45 {
46 char *ip;
47
48 curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
49
50 /* Perform the request, res will get the return code */
51 res = curl_easy_perform(curl);
52 /* Check for errors */
53 if((res == CURLE_OK) &&
54 !curl_easy_getinfo(curl, CURLINFO_LOCAL_IP, &ip) && ip) {
55 printf("Local IP: %s\\n", ip);
56 }
57
58 /* always cleanup */
59 curl_easy_cleanup(curl);
60 }
61 .fi
62 .SH AVAILABILITY
63 Added in 7.21.0
64 .SH RETURN VALUE
65 Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
66 .SH "SEE ALSO"
67 .BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "
68 .BR CURLINFO_PRIMARY_IP "(3), "