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/*
* Copyright (c) 2001 Edouard TISSERANT <tissered@esstin.u-nancy.fr>
* Parts inspired from Shane Watts <shane@bofh.asn.au> Xfree 3 Acecad Driver
* Thanks to Emily, from AceCad, For giving me documents.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*
*/
#ifndef _ACECAD_H_
#define _ACECAD_H_
/******************************************************************************
* Definitions
* structs, typedefs, #defines, enums
*****************************************************************************/
#define ACECAD_PACKET_SIZE 7
#define ACECAD_CONFIG "a" /* Send configuration (max coords) */
#define ACECAD_ABSOLUTE 'F' /* Absolute mode */
#define ACECAD_RELATIVE 'E' /* Relative mode */
#define ACECAD_UPPER_ORIGIN "b" /* Origin upper left */
#define ACECAD_PROMPT_MODE "B" /* Prompt mode */
#define ACECAD_STREAM_MODE "@" /* Stream mode */
#define ACECAD_INCREMENT 'I' /* Set increment */
#define ACECAD_BINARY_FMT "zb" /* Binary reporting */
#define ACECAD_PROMPT "P" /* Prompt for current position */
#define PHASING_BIT 0x80
#define PROXIMITY_BIT 0x40
#define TABID_BIT 0x20
#define XSIGN_BIT 0x10
#define YSIGN_BIT 0x08
#define BUTTON_BITS 0x07
#define COORD_BITS 0x7f
#define ABSOLUTE_FLAG 1
#define USB_FLAG 2
#define AUTODEV_FLAG 4
#define AVAIL_FLAG 8
#define NOTAVAIL ((errno == ENODEV) || (errno == ENXIO) || (errno == ENOENT))
#define milisleep(ms) usleep (ms * 1000)
#define SYSCALL(call) while(((call) == -1) && (errno == EINTR))
static const char * acecad_initstr = ACECAD_BINARY_FMT ACECAD_STREAM_MODE;
typedef struct
{
XISBuffer *buffer;
int acecadInc; /* increment between transmits */
int acecadOldX; /* previous X position */
int acecadOldY; /* previous Y position */
int acecadOldZ; /* previous Z position */
int acecadOldProximity; /* previous proximity */
int acecadOldButtons; /* previous buttons state */
int acecadMaxX; /* max X value */
int acecadMaxY; /* max Y value */
int acecadMaxZ; /* max Y value */
char acecadReportSpeed; /* report speed */
int flags; /* various flags */
int packeti; /* number of bytes read */
int PacketSize; /* number of bytes read */
unsigned char packet[ACECAD_PACKET_SIZE]; /* data read on the device */
} AceCadPrivateRec, *AceCadPrivatePtr;
/******************************************************************************
* Declarations
*****************************************************************************/
#ifdef XFree86LOADER
static MODULESETUPPROTO( SetupProc );
static void TearDownProc (void *);
#endif
static Bool DeviceControl (DeviceIntPtr, int);
static Bool DeviceOn (DeviceIntPtr);
static Bool DeviceOff (DeviceIntPtr);
static Bool DeviceClose (DeviceIntPtr);
static Bool DeviceInit (DeviceIntPtr);
static void ReadInput (LocalDevicePtr);
static void CloseProc (LocalDevicePtr);
static Bool ConvertProc (LocalDevicePtr, int, int, int, int, int, int, int, int, int *, int *);
static Bool ReverseConvertProc(LocalDevicePtr , int , int , int*);
static Bool QueryHardware (AceCadPrivatePtr);
static void NewPacket (AceCadPrivatePtr priv);
static Bool AceCadGetPacket (AceCadPrivatePtr);
static InputInfoPtr AceCadPreInit(InputDriverPtr, IDevPtr , int);
#ifdef LINUX_INPUT
static void USBReadInput (LocalDevicePtr);
static Bool USBQueryHardware (LocalDevicePtr);
static int IsUSBLine(int);
static Bool fd_query_acecad(int, char*);
static Bool AceCadAutoDevProbe(LocalDevicePtr, int);
#endif
#endif
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