Annotation of embedaddon/curl/docs/libcurl/opts/CURLOPT_LOCALPORT.3, revision 1.1.1.1
1.1 misho 1: .\" **************************************************************************
2: .\" * _ _ ____ _
3: .\" * Project ___| | | | _ \| |
4: .\" * / __| | | | |_) | |
5: .\" * | (__| |_| | _ <| |___
6: .\" * \___|\___/|_| \_\_____|
7: .\" *
8: .\" * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
9: .\" *
10: .\" * This software is licensed as described in the file COPYING, which
11: .\" * you should have received as part of this distribution. The terms
12: .\" * are also available at https://curl.haxx.se/docs/copyright.html.
13: .\" *
14: .\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15: .\" * copies of the Software, and permit persons to whom the Software is
16: .\" * furnished to do so, under the terms of the COPYING file.
17: .\" *
18: .\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19: .\" * KIND, either express or implied.
20: .\" *
21: .\" **************************************************************************
22: .\"
23: .TH CURLOPT_LOCALPORT 3 "October 31, 2019" "libcurl 7.70.0" "curl_easy_setopt options"
24:
25: .SH NAME
26: CURLOPT_LOCALPORT \- set local port number to use for socket
27: .SH SYNOPSIS
28: #include <curl/curl.h>
29:
30: CURLcode curl_easy_setopt(CURL *handle, CURLOPT_LOCALPORT, long port);
31: .SH DESCRIPTION
32: Pass a long. This sets the local port number of the socket used for the
33: connection. This can be used in combination with \fICURLOPT_INTERFACE(3)\fP
34: and you are recommended to use \fICURLOPT_LOCALPORTRANGE(3)\fP as well when
35: this option is set. Valid port numbers are 1 - 65535.
36: .SH DEFAULT
37: 0, disabled - use whatever the system thinks is fine
38: .SH PROTOCOLS
39: All
40: .SH EXAMPLE
41: .nf
42: CURL *curl = curl_easy_init();
43: if(curl) {
44: curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/foo.bin");
45: curl_easy_setopt(curl, CURLOPT_LOCALPORT, 49152L);
46: /* and try 20 more ports following that */
47: curl_easy_setopt(curl, CURLOPT_LOCALPORTRANGE, 20L);
48: ret = curl_easy_perform(curl);
49: curl_easy_cleanup(curl);
50: }
51: .fi
52: .SH AVAILABILITY
53: Added in 7.15.2
54: .SH RETURN VALUE
55: Returns CURLE_OK
56: .SH "SEE ALSO"
57: .BR CURLOPT_LOCALPORTRANGE "(3), " CURLOPT_INTERFACE "(3), "
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>