94 lines
3.7 KiB
C
94 lines
3.7 KiB
C
/****************************************************************************
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* graphics/vnc/server/vnc_server.h
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*
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* Copyright (C) 2016 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __GRAPHICS_VNC_SERVER_VNC_SERVER_H
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#define __GRAPHICS_VNC_SERVER_VNC_SERVER_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <nuttx/video/fb.h>
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#include <nuttx/nx/nxglib.h>
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#include <nuttx/net/net.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* This enumeration indicates the state of the VNC server */
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enum vnc_server_e
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{
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VNCSERVER_UNINITIALIZED = 0, /* Initial state */
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VNCSERVER_INITIALIZED, /* State structured initialized, but not connected */
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VNCSERVER_CONNECTED, /* Connect to a client, but not yet configured */
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VNCSERVER_CONFIGURED, /* Configured and ready to transfer graphics */
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VNCSERVER_SCANNING, /* Running and activly transferring graphics */
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VNCSERVER_STOPPING /* The server has been asked to stop */
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}
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struct vnc_session_s
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{
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/* NX graphics system */
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NXHANDLE handle; /* NX graphics handle */
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/* Connection data */
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struct socket listen; /* Listen socket */
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struct socket connect; /* Connected socket */
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volatile uint8_t state; /* See enum vnc_server_e */
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/* Display geometry and color characteristics */
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uint8_t colorfmt /* See include/nuttx/fb.h */
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struct nxgl_size_s screen; /* Size of the screen in pixels x rows */
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#endif /* __GRAPHICS_VNC_SERVER_VNC_SERVER_H */
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