1 /*
2  * This is free and unencumbered software released into the public domain.
3  *
4  * Anyone is free to copy, modify, publish, use, compile, sell, or
5  * distribute this software, either in source code form or as a compiled
6  * binary, for any purpose, commercial or non-commercial, and by any
7  * means.
8  *
9  * In jurisdictions that recognize copyright laws, the author or authors
10  * of this software dedicate any and all copyright interest in the
11  * software to the public domain. We make this dedication for the benefit
12  * of the public at large and to the detriment of our heirs and
13  * successors. We intend this dedication to be an overt act of
14  * relinquishment in perpetuity of all present and future rights to this
15  * software under copyright law.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23  * OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 enum {
27 	WST_UNKNOWN = -1,
28 	WST_CONT = 0x00,
29 	WST_TEXT = 0x01,
30 	WST_BINARY = 0x02,
31 	WST_CLOSE = 0x08,
32 	WST_PING = 0x09,
33 	WST_PONG = 0x0A,
34 };
35 
36 struct client;
37 
38 int	ws_accept_hdr(const char *, char *, size_t);
39 int	ws_read(struct client *, int *, size_t *);
40 int	ws_compose(struct client *, int, const void *, size_t);