libvncserver/websockets.c File Reference

#include <rfb/rfb.h>
#include <resolv.h>
#include <errno.h>
#include <byteswap.h>
#include <string.h>
#include "rfbconfig.h"
#include "rfbssl.h"
#include "rfbcrypto.h"

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Data Structures
struct	ws_ctx_t
union	ws_mask_t
Defines
#define	WS_NTOH64(n)   bswap_64(n)
#define	WS_NTOH32(n)   bswap_32(n)
#define	WS_NTOH16(n)   bswap_16(n)
#define	WS_HTON64(n)   bswap_64(n)
#define	WS_HTON16(n)   bswap_16(n)
#define	B64LEN(__x)   (((__x + 2) / 3) * 12 / 3)
#define	WSHLENMAX   14
#define	FLASH_POLICY_RESPONSE   "<cross-domain-policy><allow-access-from domain=\"*\" to-ports=\"*\" /></cross-domain-policy>\n"
#define	SZ_FLASH_POLICY_RESPONSE   93
#define	GUID   "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
#define	SERVER_HANDSHAKE_HIXIE   "HTTP/1.1 101 Web Socket Protocol Handshake\r\n\Upgrade: WebSocket\r\n\Connection: Upgrade\r\n\%sWebSocket-Origin: %s\r\n\%sWebSocket-Location: %s://%s%s\r\n\%sWebSocket-Protocol: %s\r\n\\r\n%s"
#define	SERVER_HANDSHAKE_HYBI   "HTTP/1.1 101 Switching Protocols\r\n\Upgrade: websocket\r\n\Connection: Upgrade\r\n\Sec-WebSocket-Accept: %s\r\n\Sec-WebSocket-Protocol: %s\r\n\\r\n"
#define	WEBSOCKETS_CLIENT_CONNECT_WAIT_MS   100
#define	WEBSOCKETS_CLIENT_SEND_WAIT_MS   100
#define	WEBSOCKETS_MAX_HANDSHAKE_LEN   4096
Typedefs
typedef int(*	wsEncodeFunc )(rfbClientPtr cl, const char *src, int len, char **dst)
typedef int(*	wsDecodeFunc )(rfbClientPtr cl, char *dst, int len)
Enumerations
enum	{ WEBSOCKETS_VERSION_HIXIE, WEBSOCKETS_VERSION_HYBI }
enum	{   WS_OPCODE_CONTINUATION = 0x0, WS_OPCODE_TEXT_FRAME, WS_OPCODE_BINARY_FRAME, WS_OPCODE_CLOSE = 0x8,   WS_OPCODE_PING, WS_OPCODE_PONG }
Functions
struct	__attribute__ ((__packed__))
void	webSocketsGenMd5 (char *target, char *key1, char *key2, char *key3)
rfbBool	webSocketsCheck (rfbClientPtr cl)
int	webSocketsEncode (rfbClientPtr cl, const char *src, int len, char **dst)
int	webSocketsDecode (rfbClientPtr cl, char *dst, int len)
rfbBool	webSocketCheckDisconnect (rfbClientPtr cl)
Variables
	ws_header_t

---

Define Documentation

#define B64LEN

(

__x

)

(((__x + 2) / 3) * 12 / 3)

Definition at line 54 of file websockets.c.

#define FLASH_POLICY_RESPONSE   "<cross-domain-policy><allow-access-from domain=\"*\" to-ports=\"*\" /></cross-domain-policy>\n"

Definition at line 117 of file websockets.c.

#define GUID   "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"

Definition at line 124 of file websockets.c.

#define SERVER_HANDSHAKE_HIXIE   "HTTP/1.1 101 Web Socket Protocol Handshake\r\n\Upgrade: WebSocket\r\n\Connection: Upgrade\r\n\%sWebSocket-Origin: %s\r\n\%sWebSocket-Location: %s://%s%s\r\n\%sWebSocket-Protocol: %s\r\n\\r\n%s"

Definition at line 126 of file websockets.c.

#define SERVER_HANDSHAKE_HYBI   "HTTP/1.1 101 Switching Protocols\r\n\Upgrade: websocket\r\n\Connection: Upgrade\r\n\Sec-WebSocket-Accept: %s\r\n\Sec-WebSocket-Protocol: %s\r\n\\r\n"

Definition at line 134 of file websockets.c.

#define SZ_FLASH_POLICY_RESPONSE   93

Definition at line 118 of file websockets.c.

#define WEBSOCKETS_CLIENT_CONNECT_WAIT_MS   100

Definition at line 142 of file websockets.c.

#define WEBSOCKETS_CLIENT_SEND_WAIT_MS   100

Definition at line 143 of file websockets.c.

#define WEBSOCKETS_MAX_HANDSHAKE_LEN   4096

Definition at line 144 of file websockets.c.

#define WS_HTON16

(

n

)

bswap_16(n)

Definition at line 51 of file websockets.c.

#define WS_HTON64

(

n

)

bswap_64(n)

Definition at line 50 of file websockets.c.

#define WS_NTOH16

(

n

)

bswap_16(n)

Definition at line 49 of file websockets.c.

#define WS_NTOH32

(

n

)

bswap_32(n)

Definition at line 48 of file websockets.c.

#define WS_NTOH64

(

n

)

bswap_64(n)

Definition at line 47 of file websockets.c.

#define WSHLENMAX   14

Definition at line 55 of file websockets.c.

---

Typedef Documentation

typedef int(* wsDecodeFunc)(rfbClientPtr cl, char *dst, int len)

Definition at line 70 of file websockets.c.

typedef int(* wsEncodeFunc)(rfbClientPtr cl, const char *src, int len, char **dst)

Definition at line 69 of file websockets.c.

---

Enumeration Type Documentation

anonymous enum

Enumerator:

WEBSOCKETS_VERSION_HIXIE
WEBSOCKETS_VERSION_HYBI

Definition at line 57 of file websockets.c.

anonymous enum

Enumerator:

WS_OPCODE_CONTINUATION
WS_OPCODE_TEXT_FRAME
WS_OPCODE_BINARY_FRAME
WS_OPCODE_CLOSE
WS_OPCODE_PING
WS_OPCODE_PONG

Definition at line 107 of file websockets.c.

---

Function Documentation

struct __attribute__

(

(__packed__)

)

[read]

Definition at line 91 of file websockets.c.

rfbBool webSocketCheckDisconnect

(

rfbClientPtr

cl

)

Definition at line 839 of file websockets.c.

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rfbBool webSocketsCheck

(

rfbClientPtr

cl

)

Definition at line 186 of file websockets.c.

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int webSocketsDecode	(	rfbClientPtr	cl,
		char *	dst,
		int	len
	)

Definition at line 827 of file websockets.c.

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int webSocketsEncode	(	rfbClientPtr	cl,
		const char *	src,
		int	len,
		char **	dst
	)

Definition at line 821 of file websockets.c.

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void webSocketsGenMd5	(	char *	target,
		char *	key1,
		char *	key2,
		char *	key3
	)

Definition at line 424 of file websockets.c.

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Variable Documentation

ws_header_t

Definition at line 105 of file websockets.c.