#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <rfb/rfbproto.h>
#include <rfb/threading.h>

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Data Structures
struct	rfbColourMap

struct	rfbSecurityHandler
	Security handling (RFB protocol version 3.7) More...

struct	rfbProtocolExtension
	Protocol extension handling. More...

struct	rfbExtensionData

struct	rfbScreenInfoPtr
	Per-screen (framebuffer) structure. More...

struct	rfbFileTransferData

struct	rfbStatList

struct	rfbClientPtr

struct	rfbCursorPtr

struct	rfbFontDataPtr

Macros
#define	rfbInitServer rfbInitServerWithoutPthreadsAndZRLE

#define	UPDATE_BUF_SIZE 32768
	UPDATE_BUF_SIZE must be big enough to send at least one whole line of the framebuffer. More...

#define	FB_UPDATE_PENDING(cl)
	This macro is used to test whether there is a framebuffer update needing to be sent to the client. More...

#define	Swap16(s) ((((s) & 0xff) << 8) \| (((s) >> 8) & 0xff))

#define	Swap24(l)

#define	Swap32(l)

#define	Swap16IfLE(s) (rfbEndianTest ? Swap16(s) : (s))

#define	Swap24IfLE(l) (rfbEndianTest ? Swap24(l) : (l))

#define	Swap32IfLE(l) (rfbEndianTest ? Swap32(l) : (l))

#define	Swap16IfBE(s) (rfbEndianTest ? (s) : Swap16(s))

#define	Swap24IfBE(l) (rfbEndianTest ? (l) : Swap24(l))

#define	Swap32IfBE(l) (rfbEndianTest ? (l) : Swap32(l))

#define	ULTRA_MAX_RECT_SIZE (128*256)

#define	ULTRA_MAX_SIZE(min)

Typedefs
typedef void(*	rfbKbdAddEventProcPtr) (rfbBool down, rfbKeySym keySym, struct _rfbClientRec *cl)

typedef void(*	rfbKbdReleaseAllKeysProcPtr) (struct _rfbClientRec *cl)

typedef void(*	rfbPtrAddEventProcPtr) (int buttonMask, int x, int y, struct _rfbClientRec *cl)

typedef void(*	rfbSetXCutTextProcPtr) (char str, int len, struct _rfbClientRec cl)

typedef rfbBool(*	rfbSetTranslateFunctionProcPtr) (struct _rfbClientRec *cl)

typedef rfbBool(*	rfbPasswordCheckProcPtr) (struct _rfbClientRec cl, const char encryptedPassWord, int len)

typedef enum rfbNewClientAction(*	rfbNewClientHookPtr) (struct _rfbClientRec *cl)

typedef void(*	rfbDisplayHookPtr) (struct _rfbClientRec *cl)

typedef void(*	rfbDisplayFinishedHookPtr) (struct _rfbClientRec *cl, int result)

typedef int(*	rfbGetKeyboardLedStateHookPtr) (struct _rfbScreenInfo *screen)
	support the capability to view the caps/num/scroll states of the X server More...

typedef rfbBool(*	rfbXvpHookPtr) (struct _rfbClientRec *cl, uint8_t, uint8_t)

typedef int(*	rfbSetDesktopSizeHookPtr) (int width, int height, int numScreens, struct rfbExtDesktopScreen extDesktopScreens, struct _rfbClientRec cl)

typedef int(*	rfbNumberOfExtDesktopScreensPtr) (struct _rfbClientRec *cl)

typedef rfbBool(*	rfbGetExtDesktopScreenPtr) (int seqnumber, struct rfbExtDesktopScreen extDesktopScreen, struct _rfbClientRec cl)

typedef void(*	rfbSetSingleWindowProcPtr) (struct _rfbClientRec *cl, int x, int y)
	If x==1 and y==1 then set the whole display else find the window underneath x and y and set the framebuffer to the dimensions of that window. More...

typedef void(*	rfbSetServerInputProcPtr) (struct _rfbClientRec *cl, int status)
	Status determines if the X11 server permits input from the local user status==0 or 1. More...

typedef int(*	rfbFileTransferPermitted) (struct _rfbClientRec *cl)
	Permit the server to allow or deny filetransfers. More...

typedef void(*	rfbSetTextChat) (struct _rfbClientRec cl, int length, char string)
	Handle the textchat messages. More...

typedef void(*	rfbTranslateFnType) (char table, rfbPixelFormat in, rfbPixelFormat out, char iptr, char *optr, int bytesBetweenInputLines, int width, int height)
	rfbTranslateFnType is the type of translation functions. More...

typedef struct sraRegion *	sraRegionPtr

typedef void(*	ClientGoneHookPtr) (struct _rfbClientRec *cl)

typedef void(*	ClientFramebufferUpdateRequestHookPtr) (struct _rfbClientRec cl, rfbFramebufferUpdateRequestMsg furMsg)

typedef struct _rfbSslCtx	rfbSslCtx

typedef struct _wsCtx	wsCtx

typedef struct rfbClientIterator *	rfbClientIteratorPtr

typedef void(*	SelectionChangedHookPtr) (int _index)
	this opens a modal select box. More...

typedef void(*	rfbLogProc) (const char *format,...)

Enumerations
enum	rfbNewClientAction { RFB_CLIENT_ACCEPT , RFB_CLIENT_ON_HOLD , RFB_CLIENT_REFUSE }

enum	rfbSocketState { RFB_SOCKET_INIT , RFB_SOCKET_READY , RFB_SOCKET_SHUTDOWN }

Functions
void	rfbInitSockets (rfbScreenInfoPtr rfbScreen)

void	rfbShutdownSockets (rfbScreenInfoPtr rfbScreen)

void	rfbDisconnectUDPSock (rfbScreenInfoPtr rfbScreen)

void	rfbCloseClient (rfbClientPtr cl)

int	rfbReadExact (rfbClientPtr cl, char *buf, int len)

int	rfbReadExactTimeout (rfbClientPtr cl, char *buf, int len, int timeout)

int	rfbPeekExactTimeout (rfbClientPtr cl, char *buf, int len, int timeout)

int	rfbWriteExact (rfbClientPtr cl, const char *buf, int len)

int	rfbCheckFds (rfbScreenInfoPtr rfbScreen, long usec)

rfbSocket	rfbConnect (rfbScreenInfoPtr rfbScreen, char *host, int port)

rfbSocket	rfbConnectToTcpAddr (char *host, int port)

rfbSocket	rfbListenOnTCPPort (int port, in_addr_t iface)

rfbSocket	rfbListenOnTCP6Port (int port, const char *iface)

rfbSocket	rfbListenOnUDPPort (int port, in_addr_t iface)

int	rfbStringToAddr (char string, in_addr_t addr)

rfbBool	rfbSetNonBlocking (rfbSocket sock)

void	rfbClientListInit (rfbScreenInfoPtr rfbScreen)

rfbClientIteratorPtr	rfbGetClientIterator (rfbScreenInfoPtr rfbScreen)

rfbClientPtr	rfbClientIteratorNext (rfbClientIteratorPtr iterator)

void	rfbReleaseClientIterator (rfbClientIteratorPtr iterator)

void	rfbIncrClientRef (rfbClientPtr cl)

void	rfbDecrClientRef (rfbClientPtr cl)

void	rfbNewClientConnection (rfbScreenInfoPtr rfbScreen, rfbSocket sock)

rfbClientPtr	rfbNewClient (rfbScreenInfoPtr rfbScreen, rfbSocket sock)

rfbClientPtr	rfbNewUDPClient (rfbScreenInfoPtr rfbScreen)

rfbClientPtr	rfbReverseConnection (rfbScreenInfoPtr rfbScreen, char *host, int port)

void	rfbClientConnectionGone (rfbClientPtr cl)

void	rfbProcessClientMessage (rfbClientPtr cl)

void	rfbClientConnFailed (rfbClientPtr cl, const char *reason)

void	rfbNewUDPConnection (rfbScreenInfoPtr rfbScreen, rfbSocket sock)

void	rfbProcessUDPInput (rfbScreenInfoPtr rfbScreen)

rfbBool	rfbSendFramebufferUpdate (rfbClientPtr cl, sraRegionPtr updateRegion)

rfbBool	rfbSendRectEncodingRaw (rfbClientPtr cl, int x, int y, int w, int h)

rfbBool	rfbSendUpdateBuf (rfbClientPtr cl)

void	rfbSendServerCutText (rfbScreenInfoPtr rfbScreen, char *str, int len)

rfbBool	rfbSendCopyRegion (rfbClientPtr cl, sraRegionPtr reg, int dx, int dy)

rfbBool	rfbSendLastRectMarker (rfbClientPtr cl)

rfbBool	rfbSendNewFBSize (rfbClientPtr cl, int w, int h)

rfbBool	rfbSendExtDesktopSize (rfbClientPtr cl, int w, int h)

rfbBool	rfbSendSetColourMapEntries (rfbClientPtr cl, int firstColour, int nColours)

void	rfbSendBell (rfbScreenInfoPtr rfbScreen)

char *	rfbProcessFileTransferReadBuffer (rfbClientPtr cl, uint32_t length)

rfbBool	rfbSendFileTransferChunk (rfbClientPtr cl)

rfbBool	rfbSendDirContent (rfbClientPtr cl, int length, char *buffer)

rfbBool	rfbSendFileTransferMessage (rfbClientPtr cl, uint8_t contentType, uint8_t contentParam, uint32_t size, uint32_t length, const char *buffer)

rfbBool	rfbProcessFileTransfer (rfbClientPtr cl, uint8_t contentType, uint8_t contentParam, uint32_t size, uint32_t length)

void	rfbGotXCutText (rfbScreenInfoPtr rfbScreen, char *str, int len)

void	rfbTranslateNone (char table, rfbPixelFormat in, rfbPixelFormat out, char iptr, char *optr, int bytesBetweenInputLines, int width, int height)

rfbBool	rfbSetTranslateFunction (rfbClientPtr cl)

rfbBool	rfbSetClientColourMap (rfbClientPtr cl, int firstColour, int nColours)

void	rfbSetClientColourMaps (rfbScreenInfoPtr rfbScreen, int firstColour, int nColours)

void	rfbHttpInitSockets (rfbScreenInfoPtr rfbScreen)

void	rfbHttpShutdownSockets (rfbScreenInfoPtr rfbScreen)

void	rfbHttpCheckFds (rfbScreenInfoPtr rfbScreen)

void	rfbAuthNewClient (rfbClientPtr cl)

void	rfbProcessClientSecurityType (rfbClientPtr cl)

void	rfbAuthProcessClientMessage (rfbClientPtr cl)

void	rfbRegisterSecurityHandler (rfbSecurityHandler *handler)

void	rfbUnregisterSecurityHandler (rfbSecurityHandler *handler)

rfbBool	rfbSendRectEncodingRRE (rfbClientPtr cl, int x, int y, int w, int h)

rfbBool	rfbSendRectEncodingCoRRE (rfbClientPtr cl, int x, int y, int w, int h)

rfbBool	rfbSendRectEncodingHextile (rfbClientPtr cl, int x, int y, int w, int h)

rfbBool	rfbSendRectEncodingUltra (rfbClientPtr cl, int x, int y, int w, int h)

rfbBool	rfbSendCursorShape (rfbClientPtr cl)

rfbBool	rfbSendCursorPos (rfbClientPtr cl)

void	rfbConvertLSBCursorBitmapOrMask (int width, int height, unsigned char *bitmap)

rfbCursorPtr	rfbMakeXCursor (int width, int height, char cursorString, char maskString)

char *	rfbMakeMaskForXCursor (int width, int height, char *cursorString)

char *	rfbMakeMaskFromAlphaSource (int width, int height, unsigned char *alphaSource)

void	rfbMakeXCursorFromRichCursor (rfbScreenInfoPtr rfbScreen, rfbCursorPtr cursor)

void	rfbMakeRichCursorFromXCursor (rfbScreenInfoPtr rfbScreen, rfbCursorPtr cursor)

void	rfbFreeCursor (rfbCursorPtr cursor)

void	rfbSetCursor (rfbScreenInfoPtr rfbScreen, rfbCursorPtr c)

void	rfbDefaultPtrAddEvent (int buttonMask, int x, int y, rfbClientPtr cl)
	cursor handling for the pointer More...

void	rfbResetStats (rfbClientPtr cl)

void	rfbPrintStats (rfbClientPtr cl)

int	rfbDrawChar (rfbScreenInfoPtr rfbScreen, rfbFontDataPtr font, int x, int y, unsigned char c, rfbPixel colour)

void	rfbDrawString (rfbScreenInfoPtr rfbScreen, rfbFontDataPtr font, int x, int y, const char *string, rfbPixel colour)

int	rfbDrawCharWithClip (rfbScreenInfoPtr rfbScreen, rfbFontDataPtr font, int x, int y, unsigned char c, int x1, int y1, int x2, int y2, rfbPixel colour, rfbPixel backColour)
	if colour==backColour, background is transparent More...

void	rfbDrawStringWithClip (rfbScreenInfoPtr rfbScreen, rfbFontDataPtr font, int x, int y, const char *string, int x1, int y1, int x2, int y2, rfbPixel colour, rfbPixel backColour)

int	rfbWidthOfString (rfbFontDataPtr font, const char *string)

int	rfbWidthOfChar (rfbFontDataPtr font, unsigned char c)

void	rfbFontBBox (rfbFontDataPtr font, unsigned char c, int x1, int y1, int x2, int y2)

void	rfbWholeFontBBox (rfbFontDataPtr font, int x1, int y1, int x2, int y2)
	this returns the smallest box enclosing any character of font. More...

rfbFontDataPtr	rfbLoadConsoleFont (char *filename)
	dynamically load a linux console font (4096 bytes, 256 glyphs a 8x16 More...

void	rfbFreeFont (rfbFontDataPtr font)
	free a dynamically loaded font More...

void	rfbFillRect (rfbScreenInfoPtr s, int x1, int y1, int x2, int y2, rfbPixel col)

void	rfbDrawPixel (rfbScreenInfoPtr s, int x, int y, rfbPixel col)

void	rfbDrawLine (rfbScreenInfoPtr s, int x1, int y1, int x2, int y2, rfbPixel col)

int	rfbSelectBox (rfbScreenInfoPtr rfbScreen, rfbFontDataPtr font, char **list, int x1, int y1, int x2, int y2, rfbPixel foreColour, rfbPixel backColour, int border, SelectionChangedHookPtr selChangedHook)

void	rfbUsage (void)

void	rfbPurgeArguments (int argc, int position, int count, char *argv[])

rfbBool	rfbProcessArguments (rfbScreenInfoPtr rfbScreen, int argc, char argv[])

rfbBool	rfbProcessSizeArguments (int width, int height, int bpp, int argc, char *argv[])

void	rfbLogEnable (int enabled)

void	rfbLogPerror (const char *str)

void	rfbScheduleCopyRect (rfbScreenInfoPtr rfbScreen, int x1, int y1, int x2, int y2, int dx, int dy)

void	rfbScheduleCopyRegion (rfbScreenInfoPtr rfbScreen, sraRegionPtr copyRegion, int dx, int dy)

void	rfbDoCopyRect (rfbScreenInfoPtr rfbScreen, int x1, int y1, int x2, int y2, int dx, int dy)

void	rfbDoCopyRegion (rfbScreenInfoPtr rfbScreen, sraRegionPtr copyRegion, int dx, int dy)

void	rfbMarkRectAsModified (rfbScreenInfoPtr rfbScreen, int x1, int y1, int x2, int y2)

void	rfbMarkRegionAsModified (rfbScreenInfoPtr rfbScreen, sraRegionPtr modRegion)

void	rfbDoNothingWithClient (rfbClientPtr cl)

enum rfbNewClientAction	defaultNewClientHook (rfbClientPtr cl)

void	rfbRegisterProtocolExtension (rfbProtocolExtension *extension)

void	rfbUnregisterProtocolExtension (rfbProtocolExtension *extension)

struct _rfbProtocolExtension *	rfbGetExtensionIterator (void)

void	rfbReleaseExtensionIterator (void)

rfbBool	rfbEnableExtension (rfbClientPtr cl, rfbProtocolExtension extension, void data)

rfbBool	rfbDisableExtension (rfbClientPtr cl, rfbProtocolExtension *extension)

void *	rfbGetExtensionClientData (rfbClientPtr cl, rfbProtocolExtension *extension)

rfbBool	rfbCheckPasswordByList (rfbClientPtr cl, const char *response, int len)
	to check against plain passwords More...

rfbScreenInfoPtr	rfbGetScreen (int argc, char *argv, int width, int height, int bitsPerSample, int samplesPerPixel, int bytesPerPixel)

void	rfbInitServer (rfbScreenInfoPtr rfbScreen)

void	rfbShutdownServer (rfbScreenInfoPtr rfbScreen, rfbBool disconnectClients)

void	rfbNewFramebuffer (rfbScreenInfoPtr rfbScreen, char *framebuffer, int width, int height, int bitsPerSample, int samplesPerPixel, int bytesPerPixel)

void	rfbScreenCleanup (rfbScreenInfoPtr screenInfo)

void	rfbSetServerVersionIdentity (rfbScreenInfoPtr screen, char *fmt,...)

void	rfbStartOnHoldClient (rfbClientPtr cl)

void	rfbRefuseOnHoldClient (rfbClientPtr cl)

void	rfbRunEventLoop (rfbScreenInfoPtr screenInfo, long usec, rfbBool runInBackground)

rfbBool	rfbProcessEvents (rfbScreenInfoPtr screenInfo, long usec)

rfbBool	rfbIsActive (rfbScreenInfoPtr screenInfo)

void	rfbRegisterTightVNCFileTransferExtension (void)
	Register the TightVNC-1.3.x file transfer extension. More...

void	rfbUnregisterTightVNCFileTransferExtension (void)
	Unregister the TightVNC-1.3.x file transfer extension. More...

char *	messageNameServer2Client (uint32_t type, char *buf, int len)

char *	messageNameClient2Server (uint32_t type, char *buf, int len)

char *	encodingName (uint32_t enc, char *buf, int len)

rfbStatList *	rfbStatLookupEncoding (rfbClientPtr cl, uint32_t type)

rfbStatList *	rfbStatLookupMessage (rfbClientPtr cl, uint32_t type)

void	rfbStatRecordEncodingSent (rfbClientPtr cl, uint32_t type, int byteCount, int byteIfRaw)

void	rfbStatRecordEncodingSentAdd (rfbClientPtr cl, uint32_t type, int byteCount)

void	rfbStatRecordEncodingRcvd (rfbClientPtr cl, uint32_t type, int byteCount, int byteIfRaw)

void	rfbStatRecordMessageSent (rfbClientPtr cl, uint32_t type, int byteCount, int byteIfRaw)

void	rfbStatRecordMessageRcvd (rfbClientPtr cl, uint32_t type, int byteCount, int byteIfRaw)

int	rfbStatGetSentBytes (rfbClientPtr cl)

int	rfbStatGetSentBytesIfRaw (rfbClientPtr cl)

int	rfbStatGetRcvdBytes (rfbClientPtr cl)

int	rfbStatGetRcvdBytesIfRaw (rfbClientPtr cl)

int	rfbStatGetMessageCountSent (rfbClientPtr cl, uint32_t type)

int	rfbStatGetMessageCountRcvd (rfbClientPtr cl, uint32_t type)

int	rfbStatGetEncodingCountSent (rfbClientPtr cl, uint32_t type)

int	rfbStatGetEncodingCountRcvd (rfbClientPtr cl, uint32_t type)

void	rfbSetProtocolVersion (rfbScreenInfoPtr rfbScreen, int major_, int minor_)
	Set which version you want to advertise 3.3, 3.6, 3.7 and 3.8 are currently supported. More...

rfbBool	rfbSendTextChatMessage (rfbClientPtr cl, uint32_t length, char *buffer)
	send a TextChat message to a client More...

rfbBool	rfbProcessNewConnection (rfbScreenInfoPtr rfbScreen)

rfbBool	rfbUpdateClient (rfbClientPtr cl)

Variables
char	rfbEndianTest

int	rfbMaxClientWait

rfbBool	rfbEconomicTranslate

unsigned char	rfbReverseByte [0x100]

rfbLogProc	rfbLog

rfbLogProc	rfbErr

Macro Definition Documentation

◆ UPDATE_BUF_SIZE

#define UPDATE_BUF_SIZE 32768

UPDATE_BUF_SIZE must be big enough to send at least one whole line of the framebuffer.

So for a max screen width of say 2K with 32-bit pixels this means 8K minimum.

Definition at line 570 of file rfb.h.

Data Structures

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ UPDATE_BUF_SIZE