x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
CURLMOPT_SOCKETDATA(3) libcurl CURLMOPT_SOCKETDATA(3)
NAME
CURLMOPT_SOCKETDATA - custom pointer passed to the socket callback
SYNOPSIS
#include <curl/curl.h>
CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_SOCKETDATA, void *pointer);
DESCRIPTION
A data pointer to pass to the socket callback set with the CURL-
MOPT_SOCKETFUNCTION(3) option.
This pointer is not touched by libcurl but is only passed in as the
socket callbacks's clientp argument.
DEFAULT
NULL
PROTOCOLS
All
EXAMPLE
static int sock_cb(CURL *e, curl_socket_t s, int what, void *cbp, void *sockp)
{
GlobalInfo *g = (GlobalInfo*) cbp;
SockInfo *fdp = (SockInfo*) sockp;
if(what == CURL_POLL_REMOVE) {
remsock(fdp);
}
else {
if(!fdp) {
addsock(s, e, what, g);
}
else {
setsock(fdp, s, e, what, g);
}
}
return 0;
}
main()
{
GlobalInfo setup;
/* ... use socket callback and custom pointer */
curl_multi_setopt(multi, CURLMOPT_SOCKETFUNCTION, sock_cb);
curl_multi_setopt(multi, CURLMOPT_SOCKETDATA, &setup);
}
AVAILABILITY
Added in 7.15.4
RETURN VALUE
Returns CURLM_OK.
SEE ALSO
curl_multi_socket_action(3), CURLMOPT_SOCKETFUNCTION(3), CURL-
MOPT_TIMERFUNCTION(3)
ibcurl 8.4.0 September 26, 2023 CURLMOPT_SOCKETDATA(3)
Want to link to this manual page? Use this URL:
<http://star2.abcm.com/cgi-bin/bsdi-man?query=CURLMOPT_SOCKETDATA&sektion=3&manpath=>