/*
 * d4iface.h
 *
 * DOT4 interface
 *
 * This file is part of the MinGW package.
 *
 * Contributors:
 *   Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
 *
 * THIS SOFTWARE IS NOT COPYRIGHTED
 *
 * This source code is offered for use in the public domain. You may
 * use, modify or distribute it freely.
 *
 * This code is distributed in the hope that it will be useful but
 * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
 * DISCLAMED. This includes but is not limited to warranties of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 */

#ifndef __D4IFACE_H
#define __D4IFACE_H

#if __GNUC__ >=3
#pragma GCC system_header
#endif

#ifdef __cplusplus
extern "C" {
#endif

#pragma pack(push,4)

#include "ntddk.h"

#define DOT4_MAX_CHANNELS                 128
#define NO_TIMEOUT                        0

#define DOT4_CHANNEL                      0
#define HP_MESSAGE_PROCESSOR              1
#define PRINTER_CHANNEL                   2
#define SCANNER_CHANNEL                   4
#define MIO_COMMAND_PROCESSOR             5
#define ECHO_CHANNEL                      6
#define FAX_SEND_CHANNEL                  7
#define FAX_RECV_CHANNEL                  8
#define DIAGNOSTIC_CHANNEL                9
#define HP_RESERVED                       10
#define IMAGE_DOWNLOAD                    11
#define HOST_DATASTORE_UPLOAD             12
#define HOST_DATASTORE_DOWNLOAD           13
#define CONFIG_UPLOAD                     14
#define CONFIG_DOWNLOAD                   15

#define STREAM_TYPE_CHANNEL               1
#define PACKET_TYPE_CHANNEL               2

/* DOT4_ACTIVITY.ulMessage flags */
#define DOT4_STREAM_RECEIVED              0x100
#define DOT4_STREAM_CREDITS               0x101
#define DOT4_MESSAGE_RECEIVED             0x102
#define DOT4_DISCONNECT                   0x103
#define DOT4_CHANNEL_CLOSED               0x105

typedef unsigned long CHANNEL_HANDLE, *PCHANNEL_HANDLE;

typedef struct _DOT4_ACTIVITY {
  ULONG  ulMessage;
  ULONG  ulByteCount;
  CHANNEL_HANDLE  hChannel;
} DOT4_ACTIVITY, *PDOT4_ACTIVITY;

typedef struct _DOT4_WMI_XFER_INFO {
  ULONG  ulStreamBytesWritten;
  ULONG  ulStreamBytesRead;
  ULONG  ulPacketBytesWritten;
  ULONG  ulPacketBytesRead;
} DOT4_WMI_XFER_INFO, *PDOT4_WMI_XFER_INFO;

#pragma pack(pop)

#ifdef __cplusplus
}
#endif

#endif /* __D4IFACE_H */