72 lines
2.4 KiB
Groff
72 lines
2.4 KiB
Groff
.\" **************************************************************************
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.\" * _ _ ____ _
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.\" * Project ___| | | | _ \| |
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.\" * / __| | | | |_) | |
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.\" * | (__| |_| | _ <| |___
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.\" * \___|\___/|_| \_\_____|
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.\" *
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.\" * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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.\" *
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.\" * This software is licensed as described in the file COPYING, which
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.\" * you should have received as part of this distribution. The terms
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.\" * are also available at https://curl.se/docs/copyright.html.
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.\" *
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.\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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.\" * copies of the Software, and permit persons to whom the Software is
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.\" * furnished to do so, under the terms of the COPYING file.
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.\" *
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.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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.\" * KIND, either express or implied.
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.\" *
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.\" * SPDX-License-Identifier: curl
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.\" *
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.\" **************************************************************************
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.\"
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.TH CURLOPT_WS_OPTIONS 3 "10 Jun 2022" libcurl libcurl
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.SH NAME
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CURLOPT_WS_OPTIONS \- WebSocket behavior options
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.SH SYNOPSIS
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.nf
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#include <curl/curl.h>
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CURLcode curl_easy_setopt(CURL *handle, CURLOPT_WS_OPTIONS, long bitmask);
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.fi
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.SH DESCRIPTION
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Pass a long with a bitmask to tell libcurl about specific WebSocket
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behaviors.
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To detach a WebSocket connection and use the \fIcurl_ws_send(3)\fP and
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\fIcurl_ws_recv(3)\fP functions after the HTTP upgrade procedure, set the
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\fICURLOPT_CONNECT_ONLY(3)\fP option to 2L.
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Available bits in the bitmask
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.IP "CURLWS_RAW_MODE (1)"
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Deliver "raw" WebSocket traffic to the \fICURLOPT_WRITEFUNCTION(3)\fP
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callback.
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In raw mode, libcurl does not handle pings or any other frame for the
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application.
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.SH DEFAULT
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0
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.SH PROTOCOLS
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WebSocket
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.SH EXAMPLE
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.nf
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CURL *curl = curl_easy_init();
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if(curl) {
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curl_easy_setopt(curl, CURLOPT_URL, "ws://example.com/");
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/* tell curl we deal with all the WebSocket magic ourselves */
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curl_easy_setopt(curl, CURLOPT_WS_OPTIONS, (long)CURLWS_RAW_MODE);
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ret = curl_easy_perform(curl);
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curl_easy_cleanup(curl);
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}
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.fi
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.SH AVAILABILITY
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Added in 7.86.0
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.SH RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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.SH "SEE ALSO"
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.BR curl_ws_recv (3),
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.BR curl_ws_send (3),
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.BR CURLOPT_CONNECT_ONLY (3)
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