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.TH CURLOPT_WS_OPTIONS 3 "February 18, 2023" "libcurl 7.88.1" "curl_easy_setopt options"
.SH NAME
CURLOPT_WS_OPTIONS \- WebSocket behavior options
.SH SYNOPSIS
.nf
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_WS_OPTIONS, long bitmask);
.fi
.SH DESCRIPTION
Pass a long with a bitmask to tell libcurl about specific WebSocket
behaviors.
To detach a WebSocket connection and use the \fIcurl_ws_send(3)\fP and
\fIcurl_ws_recv(3)\fP functions after the HTTP upgrade procedure, set the
\fICURLOPT_CONNECT_ONLY(3)\fP option to 2L.
Available bits in the bitmask
.IP "CURLWS_RAW_MODE (1)"
Deliver "raw" WebSocket traffic to the \fICURLOPT_WRITEFUNCTION(3)\fP
callback.
In raw mode, libcurl does not handle pings or any other frame for the
application.
.SH DEFAULT
0
.SH PROTOCOLS
WebSocket
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "ws://example.com/");
/* tell curl we deal with all the WebSocket magic ourselves */
curl_easy_setopt(curl, CURLOPT_WS_OPTIONS, (long)CURLWS_RAW_MODE);
ret = curl_easy_perform(curl);
curl_easy_cleanup(curl);
}
.fi
.SH AVAILABILITY
Added in 7.86.0
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR curl_ws_recv "(3), " curl_ws_send "(3), "