1 #ifndef HEADER_CURL_WS_H
2 #define HEADER_CURL_WS_H
3 /***************************************************************************
5 * Project ___| | | | _ \| |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
10 * Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at https://curl.se/docs/copyright.html.
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
23 * SPDX-License-Identifier: curl
25 ***************************************************************************/
26 #include "curl_setup.h"
33 #define REQTYPE struct dynbuf
36 /* this is the largest single fragment size we support */
37 #define MAX_WS_SIZE 65535
39 /* part of 'struct HTTP', when used in the 'struct SingleRequest' in the
42 bool contfragment; /* set TRUE if the previous fragment sent was not final */
43 unsigned char mask[4]; /* 32 bit mask for this connection */
44 struct Curl_easy *data; /* used for write callback handling */
46 size_t usedbuf; /* number of leading bytes in 'buf' the most recent complete
47 websocket frame uses */
48 struct curl_ws_frame frame; /* the struct used for frame state */
49 curl_off_t oleft; /* outstanding number of payload bytes left from the
51 curl_off_t stillbuffer; /* number of bytes left in the buffer to deliver in
52 the next curl_ws_recv() call */
53 char *stillb; /* the stillbuffer pending bytes are here */
54 curl_off_t sleft; /* outstanding number of payload bytes left to send */
55 unsigned int xori; /* xor index */
58 CURLcode Curl_ws_request(struct Curl_easy *data, REQTYPE *req);
59 CURLcode Curl_ws_accept(struct Curl_easy *data);
61 size_t Curl_ws_writecb(char *buffer, size_t size, size_t nitems, void *userp);
62 void Curl_ws_done(struct Curl_easy *data);
65 #define Curl_ws_request(x,y) CURLE_OK
66 #define Curl_ws_done(x) Curl_nop_stmt
69 #endif /* HEADER_CURL_WS_H */