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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
67 lines
1.2 KiB
Markdown
67 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_LOCAL_PORT
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Section: 3
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Source: libcurl
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Protocol:
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- TCP
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See-also:
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- CURLINFO_LOCAL_IP (3)
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- CURLINFO_PRIMARY_PORT (3)
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- curl_easy_getinfo (3)
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- curl_easy_setopt (3)
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---
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# NAME
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CURLINFO_LOCAL_PORT - get the latest local port number
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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_LOCAL_PORT, long *portp);
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~~~
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# DESCRIPTION
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Pass a pointer to a long to receive the local port number of the most recent
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connection done with this **curl** handle.
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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;
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CURLcode res;
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curl = curl_easy_init();
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if(curl) {
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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(CURLE_OK == res) {
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long port;
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res = curl_easy_getinfo(curl, CURLINFO_LOCAL_PORT, &port);
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if(CURLE_OK == res) {
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printf("We used local port: %ld\n", port);
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}
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}
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curl_easy_cleanup(curl);
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}
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return 0;
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}
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~~~
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# AVAILABILITY
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Added in 7.21.0
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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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