#pragma once

#define _DOT4_IFACE_H

#ifdef __cplusplus
extern "C" {
#endif

#define DOT4_MAX_CHANNELS		128
#define NO_TIMEOUT			0
#define STREAM_TYPE_CHANNEL		1
#define PACKET_TYPE_CHANNEL		2
#define DOT4_STREAM_RECEIVED		0x100
#define DOT4_STREAM_CREDITS		0x101
#define DOT4_MESSAGE_RECEIVED		0x102
#define DOT4_DISCONNECT			0x103
#define DOT4_CHANNEL_CLOSED		0x105
#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

typedef ULONG CHANNEL_HANDLE, *PCHANNEL_HANDLE;

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

#ifdef __cplusplus
}
#endif