#define MAX_PIPEMSG_SIZE	0x2000
#define MAX_USERMSG_SIZE 0x1000
#define PIPEMSG_HEADER_SIZE	4


#define CMD_HOST	0x01
#define CMD_JOIN	0x02
#define CMD_REGISTER_ID 0x03



#define CMD_EXIT	0x011
#define CMD_VOLUME  0x012
#define CMD_TERMINATE 0x013



#define ON_HOST_RESULT 0x104
#define ON_JOIN_RESULT 0x105
#define ON_VOLUME_RESULT 0x106
#define ON_EXIT_RESULT   0x107



typedef struct _PIPEMSG_HEADER
{
	USHORT Cmd;
	USHORT Size;
}PIPEMSG_HEADER, *LPPIPEMSG_HEADER;

typedef struct _USERDATA
{
	TCHAR szMsg[MAX_USERMSG_SIZE];
}USERDATA, *LPUSERDATA;


typedef struct CONNECTIONINFO
{
	char ID[16];
	char LocalIP[16];
	char EndPointIP[16];
	WORD wPort;

}CONNECTIONINFO, *LPCONNECTIONINFO;

typedef struct CONNECTIONINFO_LIST
{
	BYTE IDCount;
	char IDList[10][16];

}CONNECTIONINFO_LIST, *LPCONNECTIONINFO_LIST;