ldlencap.h

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/*****************************************************************************\
  ldlencap.h : definitions for the lidil encapsulation

  Copyright (c) 2001 - 2002, Hewlett-Packard Co.
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  \***************************************************************************/
#ifndef _LDLENCAP
#define _LDLECNAP

// Wait times
#define PACKET_WAIT                 5
#define IO_WAIT                     5
#define CREDIT_WAIT                 5
#define ERROR_WAIT                  20

// Bytes to retrieve data from packet are 0-based, i.e. FRAME_BYTE is 1st byte of packet,
// but 0th element of buffer.  Command packets and credit packets may have different elements
// with the same value
#define FRAME_BYTE                  0
#define COMMAND_LENGTH_BYTE         1
#define PACKET_TYPE_BYTE            4
#define COMMAND_NUMBER_BYTE         5
#define REFERENCE_NUMBER_BYTE       6
#define DATA_LENGTH_BYTE            8
#define NUMBER_OF_COMMANDS_BYTE     10
#define COMMAND_OPT_BYTE            10
#define CREDIT_BYTE                 11

// Packet types
#define RESPONSE_COMMAND_EXECUTED   16
#define RESPONSE_AUTO               24
#define ABSOLUTE_CREDIT             32
#define INCREMENTAL_CREDIT          33

// Command numbers
#define COMMAND_CANCEL              0
#define COMMAND_QUERY               5
#define COMMAND_CONTINUE            12
#define COMMAND_PREPARE_TO_CANCEL   12

// Auto response numbers 1-5 are reserved, but we'll probably only ever use number 1
#define AUTO_RESPONSE_STATUS        1

// MAX_PACKET_SIZE has to be a multiple of 64, which is the packet size of the printer
// See comment at LDLEncap::GetPackets
#define MAX_PACKET_READ_SIZE        256

// Special packet types
const BYTE byEnablePacing[] =       { 0x24, 0x00, 0x10, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };
const BYTE byResetLIDIL[] =         { 0x24, 0x00, 0x10, 0x00, 0x06, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };

// The Sync packet has 245 bytes of 0's as command options and 2048 bytes of 0's as data following
// the trailing frame byte.  Rather than explicitly initialize the entire Sync packet with 0's here,
// we'll just initialize up to the COMMAND_OPT_BYTE and fill in the rest of the command in the
// LDLEncap constructor using memcpy
const BYTE bySync[] =               { 0x24, 0x01, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x08,
                                      0x00 };
const BYTE bySyncComplete[] =       { 0x24, 0x00, 0x10, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00,
                                      0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };
// Commands
//const BYTE byDisableResponses[] = { 0x24, 0x00, 0x10, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
//                                    0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };
//const BYTE byEnableResponses[] =  { 0x24, 0x00, 0x10, 0x00, 0x05, 0x00, 0x00, 0x00, 0x00,
//                                    0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };
//const BYTE byStatusQuery[] =      { 0x24, 0x00, 0x10, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
//                                    0x00, 0x01, 0x00, 0x00, 0x00, 0xFF, 0x24 };
const BYTE byEOCStatusQuery[] =     { 0x24, 0x00, 0x10, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
                                      0x00, 0x01, 0x02, 0x00, 0x01, 0xFF, 0x24 };
const BYTE byContinue[] =           { 0x24, 0x00, 0x10, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00,
                                      0x00, 0x02, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };
const BYTE byPrepareToCancel[] =    { 0x24, 0x00, 0x10, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00,
                                      0x00, 0x0A, 0xFF, 0xFF, 0xFF, 0xFF, 0x24 };

const int CANCELSIZE = 16;
const int SYNCSIZE = 2304;
const int SYNC_CMD_OPT_SIZE = 245;
//const int QUERYSIZE = sizeof(byEnableResponses) + sizeof(byStatusQuery) + sizeof(byDisableResponses);

typedef unsigned short  UInt16;
typedef unsigned long   UInt32;
typedef unsigned char   UChar;
typedef unsigned int    Int16;
typedef long     Int32;
typedef enum
{
    eLDLStartJob = 0,
    eLDLEndJob   = 0,
    eLDLLoadPage = 1,
    eLDLEjectPage =2,
    eLDLPrintSweep=3,
    eLDLLoadSweepData=4,
    eLDLQueryPrinter = 5,
    eLDLComments=7,
    eLDLHandlePen = 8,
    eLDLControl = 12,
    eLDLDataStreamVersion=12
}LDLCMD;

typedef enum
{
    eLDLUnknownColor=-1,
    eLDLBlack,
    eLDLCyan,
    eLDLMagenta,
    eLDLYellow,
    eLDLLoCyan,
    eLDLLoMagenta,
	eLDLLoBlack,
    eLDLMaxColor
} COLORENUM;


#define LDLPACKET_MINSIZE   16  // define the minimum packet size defined by the protocol
#define FRAME_SYN '$'           // defined the synchronization frame
#define OPTIMIZED_DELAYLIMIT 0  // defined how many PrintSweep will be sent before the
                                // first LoadSweepData command

#define LDL_MAX_IMAGE_SIZE  2048


#define SIZEOF_LDLHDR 10
#define SIZEOF_LDLTERM 1
#define SIZEOF_LDL_JOB_CMDOPT 5

// define possible operation field
#define OPERATION_STJOB     0
#define OPERATION_ENDJOB    1
#define OPERATION_CANCJOB   2

#define SIZEOF_LDL_LDPAGE_CMDOPT 17

// defn for possible option field settings
#define MEDIATYPE_PLAIN 0           // possible types for mediatype field
#define MEDIATYPE_PHOTO 3

#define MEDIASRC_MAINTRAY 0         // possible setting for mediasrc

#define MEDIADEST_MAINBIN 0         // possible setting for mediadest

#define QUALITYLEVEL_DRAFT -1       // possible setting for quality
#define QUALITYLEVEL_NORMAL 0
#define QUALITYLEVEL_BEST   1
#define QUALITYLEVEL_WONDER 2

#define SPECLOAD_NONE       0       // possible setting for specload
#define SPECLOAD_ENVELOPE   1

#define MEDIALD_SPEED           0x00000001  // bitfield defn for opt_fields
#define NEED_TO_SERVICE_PERIOD  0x00000002
#define MINTIME_BTW_SWEEP       0x00000004

#define DEVUNITS_XBOW      2400 // Crossbow device units is 2400 dots per inch

#define SIZEOF_LDL_LDPAGE_OPTFLDS 4

#define SIZEOF_LDL_COLROPT_ACTIVECOLR 2

#define NO_ACTIVE_COLORS 0x0000

#define SIZEOF_LDL_EJPAGE_CMDOPT 4

#define MEDIA_EJSPEED       0x00000001      // bitfield defn for opt_fields

#define SIZEOF_LDL_EJPAGE_OPTFLDS 1

#define SIZEOF_LDL_PRTSWP_CMDOPT 18

#define SWINGFMT_UNCOMPRSS      0 // define possible swing format

#define PRNDRN_LEFTTORIGHT      0 // define the possible print direction
#define PRNDRN_RIGHTTOLEFT      1

#define IPS_CARRSPEED           0x00000001 // bitfield defn for printsweep optional field
#define IPS_INIPRNSPEED         0x00000002
#define IPS_MEDIASPEED          0x00000004
#define PAPER_ACCURACY          0x00000008
#define ACCURATEPOSN_NEEDED     0x00000010
#define DRYTIME                 0x00000020 // bit 6-31 undefined

#define SIZEOF_LDL_PRTSWP_OPTFLDS 3

#define SIZEOF_LDL_PRTSWP_COLROPT 29

#define SIZEOF_LDL_LDSWPDATA_CMDOPT 2

#define NO_ECHO 0
#define ECHO_DATA 1

#define OPERATION_CONTINUE   2
#define DATASTREAMVERSION    3

#define OPERATION_SPIT_PEN   2

// possible values for ldlversion
#define CURR_LDLVERSION     0x00000302   // lidil version of 0.3.2

#endif