Inside Macintosh: Networking /

Chapter 6 - AppleTalk Transaction Protocol (ATP) / ATP Reference

Data Structures

The Address Block Record

The address block record defines a data structure of AddrBlock type. The following ATP functions use this data type to specify AppleTalk internet socket addresses: PSendRequest, PSendResponse, PNSendResponse, POpenATPSkt, PGetRequest, PSendResponse, PAddResponse, PRelTCB, PRelRspCB.

TYPE AddrBlock = 
PACKED RECORD
   aNet:          Integer;    {network number}
   aNode:         Byte;       {node ID}
   aSocket:       Byte;       {socket number}
END;

Field Description

aNet

The network number to which the node belongs that is running the ATP client application whose address you are specifying.

aNode

The node ID of the machine running the ATP client application whose address you are specifying.

aSocket

The number of the socket used for the ATP client application.