spice/server/websocket.h
Frediano Ziglio bbfb472154 websocket: Make websocket function more ABI compatibles with RedStream
Use same argument types as red_stream_* functions.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Jeremy White <jwhite@codeweavers.com>
2019-06-26 14:18:33 +01:00

55 lines
2.0 KiB
C

/*
* Copyright (C) 2015 Jeremy White
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#define WEBSOCKET_MAX_HEADER_SIZE (1 + 9 + 4)
struct RedStream;
typedef struct {
int type;
int masked;
uint8_t header[WEBSOCKET_MAX_HEADER_SIZE];
int header_pos;
int frame_ready:1;
uint8_t mask[4];
uint64_t relayed;
uint64_t expected_len;
} websocket_frame_t;
typedef ssize_t (*websocket_read_cb_t)(void *opaque, void *buf, size_t nbyte);
typedef ssize_t (*websocket_write_cb_t)(void *opaque, const void *buf, size_t nbyte);
typedef ssize_t (*websocket_writev_cb_t)(void *opaque, struct iovec *iov, int iovcnt);
typedef struct {
int closed;
websocket_frame_t read_frame;
uint64_t write_remainder;
struct RedStream *raw_stream;
ssize_t (*raw_read)(struct RedStream *s, void *buf, size_t nbyte);
ssize_t (*raw_write)(struct RedStream *s, const void *buf, size_t nbyte);
ssize_t (*raw_writev)(struct RedStream *s, const struct iovec *iov, int iovcnt);
} RedsWebSocket;
bool websocket_is_start(char *buf);
void websocket_create_reply(char *buf, char *outbuf);
void websocket_ack_close(void *opaque, websocket_write_cb_t write_cb);
int websocket_read(RedsWebSocket *ws, uint8_t *buf, size_t len);
int websocket_write(RedsWebSocket *ws, const void *buf, size_t len);
int websocket_writev(RedsWebSocket *ws, const struct iovec *iov, int iovcnt);