SCOUG-Programming Mailing List Archives

Date:	Sat, 15 Aug 1998 22:24:53 PST8PDT
From:	"Rollin White" <rollin@scoug.com >
Reply-To:	scoug-programming@scoug.com
To:	< "scoug-programming@scoug.com" > scoug-programming@scoug.com >
Subject:	SCOUG-Programming: From today's meeting

Content Type: text/plain

It's a little rough, but here is a recap of what we discussed today. I've added one or two modules at
the bottom.

Comments welcome.

Module: Communications
Purpose: To facilitate communications between server and client. To mask the
details of communicating over TCP/IP.

Private Data:

Active Command Socket
Active Data Socket

Methods:

GetCommand
SendResponse
IsConnectionActive

Module: FileSystem
Purpose: To facilitate manipulation of local files and directories.

Private Data: None

Methods:

GetFileList
WriteFile
ReadFile
DeleteFile
DoesFileExist
RenameFile
MoveFile
MoveDir
GetDirList
DoesDirExist
RenameDir
CreateDir
RemoveDir

Module: Connection
Purpose: To maintain information about a given FTP client connection

Private Data:

A Communication Object
CurrentCommand
CurrentDir
A User Object
Current stats
Valid Logon?

Module: Authentication
Purpose: To provide access authentication

Private Data:

A User Object

Methods:

CanSee
CanRead
CanWrite
CanDelete
CanRename
CanMove
CanRun
ValidLogon

Module: User
Purpose: To provide access to persistant data about a given user.

Private Data:

UserID
Password
Stats
UserType
An Access Object
IP Address

Methods:

IsLogonValid
RecordFileTransfer

Module: RFC959
Purpose: To implement RFC959 using the other modules described here.

Private Data:
A Connection Object

Methods:
One for each RFC 959 command

Module: Server
Purpose: To provide general structure and startup of FTP Server

Data:

Methods:

StartListen
GetConnection
DispatchConnection
Shutdown

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