W&T 57630, Manual

Page: 204 / 211

204
W&T
network inventory via UDP
typedef struct _BOX_DESCRIPT // ( 22 byte)
{ unsigned char mac_addr[6]; // MAC address of the Com-Server
unsigned long IP_number; // IP address of Com-Server
unsigned long gateway; // Gateway
unsigned long subnet_mask; // Subnet Mask
unsigned int MTU; // MTU
unsigned int port_anz; // Number of ports in the Com-Server
}BOX_DESCRIPT; // (port_anz * 10 byte)
typedef struct _PORT_DESCRIPT // ( 10 bytes )
{ union
{ unsigned int wState;
struct _new_type
{ unsigned char port_type; // 0x01 = serial port (Serial CPU-Port)
// 0x02 = serial port (UART Port)
// 0x03 = reserved
// 0x04 = Digital I/O
// 0x05 = Analog I/O (in development)
// 0x06 = W&T Dual Port RAM
unsigned char state; // 0=free, 1=connect, 2=waits
};
};
unsigned int mode; // 0x0001 = TCP-Client
// 0x0002 = TELNET-Client
// 0x0003 = FTP-Client
// 0x0004 = Box2Box-Client (aktiv)
// 0x0005 = UDP Send/ReceiveMode
// 0x0006 = MULTI PORT (DPRAM, SERIAL PROTOCOL)
// 0x0007 = SNMP-Agent
// 0x0008 = Box2Box Server (passive)
// 0x0010 = SLIP Router
// 0x0020 = PPP Router (in development)
// 0x0030 = Box2Box Bus System: Slave Box
// 0x0040 = Box2Box Bus System: Master Box
unsigned long remote_IP; // if state == CONNECT, otherwise 0
unsigned int remote_port; // if state == CONNECT, otherwise 0
}PORT_DESCRIPT;
typedef struct _WT_INTERN3 // ** all parameters in Hostorder / Low Byte First **
{ BOX_VERSION bv; // Port = UDP_BOX_INFO_8513
BOX_DESCRIPT bd;
PORT_DESCRIPT pd[ACT_PROCESS];
} WT_INTERN3;
#pragma pack()
The structure PORT_DESCRIPT does not have to be evaluated
for the Web-IO. It is intended only for information pertaining to
W&T Com-Servers.