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author | dscho <dscho> | 2003-07-27 21:51:57 +0000 |
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committer | dscho <dscho> | 2003-07-27 21:51:57 +0000 |
commit | 0fc57f2054f9e1b7d2efbe202fdaa4b8e39556f3 (patch) | |
tree | 6307f1bccd9937435ec3f05900d5ce8e412da169 /rfb/rfbclient.h | |
parent | a1ce2ac48f158d18c3e25a6131ab28f8f72cdf33 (diff) | |
download | libtdevnc-0fc57f2054f9e1b7d2efbe202fdaa4b8e39556f3.tar.gz libtdevnc-0fc57f2054f9e1b7d2efbe202fdaa4b8e39556f3.zip |
first alpha version of libvncclient
Diffstat (limited to 'rfb/rfbclient.h')
-rw-r--r-- | rfb/rfbclient.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/rfb/rfbclient.h b/rfb/rfbclient.h new file mode 100644 index 0000000..c4f0418 --- /dev/null +++ b/rfb/rfbclient.h @@ -0,0 +1,186 @@ +/* + * Copyright (C) 2000, 2001 Const Kaplinsky. All Rights Reserved. + * Copyright (C) 2000 Tridia Corporation. All Rights Reserved. + * Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved. + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This software 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this software; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + * USA. + */ + +/* + * vncviewer.h + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/time.h> +#include <unistd.h> +#include <rfb/rfbproto.h> +#include <rfb/keysym.h> + +#define Swap16IfLE(s) \ + (*(char *)&client->endianTest ? ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)) : (s)) + +#define Swap32IfLE(l) \ + (*(char *)&client->endianTest ? ((((l) & 0xff000000) >> 24) | \ + (((l) & 0x00ff0000) >> 8) | \ + (((l) & 0x0000ff00) << 8) | \ + (((l) & 0x000000ff) << 24)) : (l)) + +#define FLASH_PORT_OFFSET 5400 +#define LISTEN_PORT_OFFSET 5500 +#define TUNNEL_PORT_OFFSET 5500 +#define SERVER_PORT_OFFSET 5900 + +#define DEFAULT_SSH_CMD "/usr/bin/ssh" +#define DEFAULT_TUNNEL_CMD \ + (DEFAULT_SSH_CMD " -f -L %L:localhost:%R %H sleep 20") +#define DEFAULT_VIA_CMD \ + (DEFAULT_SSH_CMD " -f -L %L:%H:%R %G sleep 20") + + +typedef struct { + Bool shareDesktop; + Bool viewOnly; + Bool fullScreen; + Bool grabKeyboard; + Bool raiseOnBeep; + + const char* encodingsString; + + Bool useBGR233; + int nColours; + Bool useSharedColours; + Bool forceOwnCmap; + Bool forceTrueColour; + int requestedDepth; + + Bool useShm; + + int wmDecorationWidth; + int wmDecorationHeight; + + Bool debug; + + int popupButtonCount; + + int bumpScrollTime; + int bumpScrollPixels; + + int compressLevel; + int qualityLevel; + Bool enableJPEG; + Bool useRemoteCursor; +} AppData; + + +struct _rfbClient; + +typedef Bool (*HandleCursorPosProc)(struct _rfbClient* client, int x, int y); +typedef void (*SoftCursorLockAreaProc)(struct _rfbClient* client, int x, int y, int w, int h); +typedef void (*SoftCursorUnlockScreenProc)(struct _rfbClient* client); +typedef void (*FramebufferUpdateReceivedProc)(struct _rfbClient* client, int x, int y, int w, int h); +typedef char* (*GetPasswordProc)(struct _rfbClient* client); +typedef Bool (*MallocFrameBufferProc)(struct _rfbClient* client); +typedef void (*BellProc)(struct _rfbClient* client); + +typedef struct _rfbClient { + uint8_t* frameBuffer; + int width, height; + + int endianTest; + + AppData appData; + + const char* programName; + const char* serverHost; + int serverPort; + Bool listenSpecified; + int listenPort, flashPort; + + /* Note that the CoRRE encoding uses this buffer and assumes it is big enough + to hold 255 * 255 * 32 bits -> 260100 bytes. 640*480 = 307200 bytes. + Hextile also assumes it is big enough to hold 16 * 16 * 32 bits. + Tight encoding assumes BUFFER_SIZE is at least 16384 bytes. */ + +#define BUFFER_SIZE (640*480) + char buffer[BUFFER_SIZE]; + + /* rfbproto.c */ + + int sock; + Bool canUseCoRRE; + Bool canUseHextile; + char *desktopName; + rfbPixelFormat format; + rfbServerInitMsg si; + char *serverCutText; + Bool newServerCutText; + + /* cursor.c */ + uint8_t *rcSource, *rcMask; + + /* hooks */ + HandleCursorPosProc HandleCursorPos; + SoftCursorLockAreaProc SoftCursorLockArea; + SoftCursorUnlockScreenProc SoftCursorUnlockScreen; + FramebufferUpdateReceivedProc FramebufferUpdateReceived; + GetPasswordProc GetPassword; + MallocFrameBufferProc MallocFrameBuffer; + BellProc Bell; +} rfbClient; + +/* cursor.c */ + +// TODO: make callback + +extern Bool HandleCursorShape(rfbClient* client,int xhot, int yhot, int width, int height, uint32_t enc); + +/* listen.c */ + +extern void listenForIncomingConnections(rfbClient* viewer); + +/* rfbproto.c */ + +extern Bool ConnectToRFBServer(rfbClient* client,const char *hostname, int port); +extern Bool InitialiseRFBConnection(rfbClient* client); +extern Bool SetFormatAndEncodings(rfbClient* client); +extern Bool SendIncrementalFramebufferUpdateRequest(rfbClient* client); +extern Bool SendFramebufferUpdateRequest(rfbClient* client, + int x, int y, int w, int h, + Bool incremental); +extern Bool SendPointerEvent(rfbClient* client,int x, int y, int buttonMask); +extern Bool SendKeyEvent(rfbClient* client,uint32_t key, Bool down); +extern Bool SendClientCutText(rfbClient* client,char *str, int len); +extern Bool HandleRFBServerMessage(rfbClient* client); + +extern void PrintPixelFormat(rfbPixelFormat *format); + +/* sockets.c */ + +extern Bool errorMessageOnReadFailure; + +extern Bool ReadFromRFBServer(rfbClient* client, char *out, unsigned int n); +extern Bool WriteExact(rfbClient* client, char *buf, int n); +extern int FindFreeTcpPort(void); +extern int ListenAtTcpPort(int port); +extern int ConnectToTcpAddr(unsigned int host, int port); +extern int AcceptTcpConnection(int listenSock); +extern Bool SetNonBlocking(int sock); + +extern Bool StringToIPAddr(const char *str, unsigned int *addr); +extern Bool SameMachine(int sock); + |