/******************************************************************************
*
*	Include file for PI/API driver pcdriver.c
*
*	Module	%M%	Version	%I% 	Date	%H%
*
*	(c) Copyright 1998 Ardent Software Inc. - All Rights Reserved
*	This is unpublished proprietary source code of Ardent Software, Inc.
*	The copyright notice above does not evidence any actual or intented
*	publication of such source code.
*
*******************************************************************************
*
*	Maintenence log - insert most recent change descriptions at top
*
*	Date.... GTAR# WHO Description.........................................
*	10/14/98 23801 SAP Change copyrights. 
*	04/08/96 18242 DTM Code Cleanup, Phase I
*	10/19/93 12306 JC  Added RAW mode value for use with the ICI.
*	09/08/93 12220 DWT Port 7.3.2 to ptx
*	04/23/93 11336 JWT Integration of PI/API support for uniVerse
*	01 Mar 93 (GMCCLEAN) [PIGS 5220, SPAR none]
*            Creation of Module. Based on the PI/open version.
*
*****************************************************************************/

/*  START-DESCRIPTION :
 *
 *  This file contains tables required for the character conversion and
 *  checksum calculation in PCDRIVER.C.
 *
 *  The tables are indexed using the Prime ASCII values and their contents
 *  are based on ASCII.
 *
 *  END-DESCRIPTION
 *
 *  START-CODE:
 *
*/

#ifndef	h_pcdriver
#define h_pcdriver

/* key parameter values */

#define INITIALIZE               0
#define RECEIVE                  1
#define TRANSMIT                 2
#define RAWMODE                  1000    /* Defines RAW mode in operation */
#define TERMINATE                1003
#define EXECUTE_START            1004
#define EXECUTE_STOP             1005

/* misellaneous */

#define TRUE                     1
#define FALSE                    0
#define MAX_RETRIES              5
#define MAX_VERSION_SIZE        32       /* maximum size of init string    */
#define MAX_PACKETSIZE        2048       /* 2k packets                     */
#define OLD_MAX_PACKETSIZE      93       /* old maximum packet size        */
#define MAX_BUFF_SIZE        32766       /* maximum buffer size            */

#define SPACE                  ' '
#define LEFT_BRACE             '{'
#define VERTICAL_BAR           '|'
#define RIGHT_BRACE            '}'
#define TILDE                  '~'
#define COMMA                  ','
#define ETX                    "\003"

/* externals */

/* static structures */

typedef struct {
    int      packetsize;
    int      datamax;
    int      txseq;
    int      rxseq;
    int      previous_tx_ack;
    int      previous_rx_ack;
    uchar    cr;
    uchar    version[MAX_VERSION_SIZE];
    uchar    goahead[3];
} PC_DRIVER_PRIVATE_DATA;

static PC_DRIVER_PRIVATE_DATA pcdata = {
    0,
    0,
    0,
    0,
    FALSE,
    FALSE,
    '\r',
    '\0',
    '\0'
};


/*
lookup table used to encode non-printing characters on transmission
contains an array of character sequences (decimal value), indexed
by the ascii value (IBM/PC ASCII) or (PRIME ASCII).
*/

static unsigned char lookup[] = {
   123,  32, 123,  33, 123,  34, 123,  35, 123,  36, 123,  37, 123,  38, 123,  39,
   123,  40, 123,  41, 123,  42, 123,  43, 123,  44, 123,  45, 123,  46, 123,  47,
   123,  48, 123,  49, 123,  50, 123,  51, 123,  52, 123,  53, 123,  54, 123,  55,
   123,  56, 123,  57, 123,  58, 123,  59, 123,  60, 123,  61, 123,  62, 123,  63,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   0,   0,   0,   0,   0, 124,  91, 124,  92, 124,  93, 124,  94, 124,  95,
   125,  32, 125,  33, 125,  34, 125,  35, 125,  36, 125,  37, 125,  38, 125,  39,
   125,  40, 125,  41, 125,  42, 125,  43, 125,  44, 125,  45, 125,  46, 125,  47,
   125,  48, 125,  49, 125,  50, 125,  51, 125,  52, 125,  53, 125,  54, 125,  55,
   125,  56, 125,  57, 125,  58, 125,  59, 125,  60, 125,  61, 125,  62, 125,  63,
   125,  64, 125,  65, 125,  66, 125,  67, 125,  68, 125,  69, 125,  70, 125,  71,
   125,  72, 125,  73, 125,  74, 125,  75, 125,  76, 125,  77, 125,  78, 125,  79,
   125,  80, 125,  81, 125,  82, 125,  83, 125,  84, 125,  85, 125,  86, 125,  87,
   125,  88, 125,  89, 125,  90, 125,  91, 125,  92, 125,  93, 125,  94, 125,  95,
   125,  96, 125,  97, 125,  98, 125,  99, 125, 100, 125, 101, 125, 102, 125, 103,
   125, 104, 125, 105, 125, 106, 125, 107, 125, 108, 125, 109, 125, 110, 125, 111,
   125, 112, 125, 113, 125, 114, 125, 115, 125, 116, 125, 117, 125, 118, 125, 119,
   125, 120, 125, 121, 125, 122, 125, 123, 125, 124, 125, 125, 125, 126, 126,  63,
   126,  64, 126,  65, 126,  66, 126,  67, 126,  68, 126,  69, 126,  70, 126,  71,
   126,  72, 126,  73, 126,  74, 126,  75, 126,  76, 126,  77, 126,  78, 126,  79,
   126,  80, 126,  81, 126,  82, 126,  83, 126,  84, 126,  85, 126,  86, 126,  87,
   126,  88, 126,  89, 126,  90, 126,  91, 126,  92, 126,  93, 126,  94, 126,  95
};


/* pcdriver.h */

#endif