Network Setup
Page
 Contents
 Network Setup Reference
 Glossary Index
Network Setup Protocol Structures and Data Types
111
Page
 Figures, Tables, and Listings
Page
 About This Manual
Conventions Used in This Manual
 For More Information
 About Network Setup
Network Setup Architecture
 1Network configuration prior to Network Setup
 2Network Setup in Mac OS 8.5 through the present
 Inside the Network Setup Library
3Future Network Setup architecture
 4Structure of the Network Setup Library
 Network Setup Database Fundamentals
Database Structure
 Database Structure Example
 5Sample organization of the default area
 Database Operations
 Shows this process diagrammatically
 Legacy Issues
Preference Coherency
 Legacy Synchronization Algorithm
 Mac OS Not released
Network Setup Version History
Mac OS
 About Network Setup Network Setup Version History
 Opening and Closing the Network Setup Database
Opening the Database for Reading
 Opening the Database for Writing
 Using Network Setup
 Closing the Database After Reading
Closing the Database After Writing
 Listing 2-4Closing the database after writing
 Working with Entities
Listing All Entities
 KCfgClassAnyEntity and kCfgTypeAnyEntity, respectively
 NoErr HLock Handle entityRefs
 Listing 2-6Printing the user-visible name for an entity
 Reading and Writing Preferences
Finding an Active Entity
 Reading Fixed-size Preferences
Listing 2-7Reading a fixed-size preference
 OSStatus err AssertdbRef = nil Assertentity
 Reading Variable-size Preferences
Listing 2-9Reading the user-visible name preference
 == noErr HLockbuffer
 Writing Preferences
Listing 2-11Writing a preference
 Listing 2-12Printing an entity’s table of contents
Iterating the Preferences in an Entity
 If err != noErr PrintfFailed with error %ld.\n, err
 Working with Sets
 Finding the Active Set Entity
 Listing 2-13Finding the active set entity
 NoErr Return err
 Working with Sets
 Listing 2-15Finding the active TCP/IP entity
 Areas and Sets
 Protocol-specific Topics
TCP/IP Notes
 Start the cursor at the beginning of the packed preference
 PrefDataErr return paramErr
 AssertpackedPref != nil assertunpackedPref != nil
 Remote Access Notes
 Listing 2-17Encrypting the user’s password
Modem Notes
 Using Network Setup
 Using Network Setup
 Network Setup Functions
Opening and Closing the Network Setup Database
 OTCfgOpenDatabase
OTCfgCloseDatabase
 Managing Areas
 On input, a value of type CfgDatabaseRef page 98 that
Obtains the default area
OTCfgGetCurrentArea
Represents a database session previously opened by calling
 OTCfgSetCurrentArea
OTCfgOpenArea
 OTCfgCloseArea
Closes an area in the Network Setup database
On input, a value of type CfgAreaID page 98 that identifies
 OTCfgBeginAreaModifications
 OTCfgCommitAreaModifications
 OTCfgAbortAreaModifications
OTCfgIsSameAreaID
 OTCfgGetAreaName
 OTCfgSetAreaName
 OTCfgGetAreasCount
OTCfgGetAreasList
 You don’t want to get area IDs, set areaID to Null
Be less that expected if areas were deleted between calling
Is large enough to hold the number of area IDs specified by
On input, an array of elements of type Str255 that is large
 Output, areaID contains the ID of the area that was created
Creates an area in the Network Setup database
OTCfgCreateArea
Value of noErr indicates that OTCfgCreateArea returned
 By areaID does not exist, OTCfgDuplicateArea returns
Copies the contents of one area to another area
OTCfgDuplicateArea
Value of noErr indicates that OTCfgDuplicateArea returned
 Managing Entities
Deletes an area in the Network Setup database
OTCfgDeleteArea
 Classes and Types
Not exist, OTCfgGetEntitiesCount returns the error
OTCfgGetEntitiesCount
KCfgTypeAnyEntity. For a list of possible types, see Entity
 OTCfgGetEntitiesList
Obtains information about entities in an area
 Network Setup Reference
 Compares two entity references
OTCfgIsSameEntityRef
OTCfgCreateEntity
Creates an entity in an area
 Specifies the class, type, user-visible name, and icon for
AreaID is not writable, OTCfgCreateEntity returns the error
Already exists, OTCfgCreateEntity returns the error
On input, a pointer to a value of type CfgEntityRef
 OTCfgDeleteEntity
OTCfgDuplicateEntity
 Reference for an entity, call OTCfgGetEntitiesList
OTCfgGetEntityLogicalName
Obtains the user-visible name of an entity
User-visible name of the entity represented by entityRef
 OTCfgGetEntityName
Obtains the name of an entity
 OTCfgSetEntityName
 OTCfgGetEntityArea
OTCfgChangeEntityArea
 Managing Preferences
 OTCfgOpenPrefs
 OTCfgClosePrefs
OTCfgGetPrefsSize
 OTCfgGetPrefs
 OTCfgSetPrefs
 OTCfgGetPrefsTOCCount
Gets the number of preferences in an entity
 OTCfgGetPrefsTOC
Gets a list of the preferences in an entity
 OTCfgDeletePrefs
OTCfgGetDefault
Deletes a preference
 Gets the default value for a specific preference
OTCfgGetTemplate
 Preference Utilities
Returns as much data as possible and returns the error
Value but not the default value itself, set data to Null
Value of noErr indicates that OTCfgGetTemplate returned
 OTCfgEncrypt
OTCfgDecrypt
 Installing and Removing a Notification Callback
OTCfgInstallNotifier
 Value of noErr indicates that OTCfgInstallNotifier returned
Notification callback that is to be installed
Notification callback when it is called
Values, see the constants described in Entity Classes
 OTCfgRemoveNotifier
Was specified when the notification callback was installed
Application-Defined Routines
Removes a notification callback
 Network Setup Structures and Data Types
Notification Callback Routine
 Value of type CfgAreaID identifies an area
CfgDatabaseRef
CfgAreaID
An unsigned 32-bit value that uniquely identifies an area
 CfgEntityRef structure refers to a specific entity
CfgEntityRef
CfgEntityInfo
Area in which the entity resides
 CfgEntityAccessID
CfgPrefsHeader
 CfgSetsStruct
CfgResourceLocator
101
 Export indexed by the enumeration for the fTimes field that
For the fFlags field that follows
An array of time stamps used during legacy import
Follows
 CfgSetsVector
CfgSetsElement
103
 Network Setup Constants
Entity Classes and Types
 Class code for network connection entities
105
 Common Preference Types
Following enumeration defines per-connection preference types
 Following enumeration defines global preference types
This preference is not documented
Dummy preference type used for free blocks in an entity
107
 Set Entity Preference Types
 Invalid Area ID
Basic user mode
Advanced user mode
Constant kInvalidCfgAreaID represents an invalid area ID
 Result Codes
 TCP/IP Structures
Protocol Structures
111
 OTCfgTCPInterfacesUnpacked
 113
 OTCfgTCPInterfacesPackedPart
OTCfgTCPInterfacesPacked
Containing port, module, and framing information
 OTCfgTCPDHCPLeaseInfo
115
 Number of IP addresses in the list
OTCfgTCPDNSServersList
OTCfgTCPLocks
An unbounded array containing the IP addresses of name
 117
 Set to True to lock the Additional search domains text
Set to True to lock the Router address text field
Set to True to lock the Ending domain name text field
field
 OTCfgTCPRoutersListEntry
OTCfgTCPRoutersList
119
 OTCfgTCPSearchList
OTCfgTCPSearchDomains
Number of domains in the list
 OTCfgTCPUnloadAttr
121
 Apple Remote Access Structures
 Must be zero
OTCfgRemoteAlternateAddress
OTCfgRemoteApplication
123
 OTCfgRemoteARAP
 OTCfgRemoteClientLocks
125
 ErrorCheck field is set to zero
Allow error correction and compression in modem
ErrorCheck field is set to 1 and unlocked when
Control panel is locked when the headerCompress field is set
 OTCfgRemoteConnect
OTCfgRemoteClientMisc
127
 User for a password
Set to 1 to use the password preference
KOTCfgRemotePasswordPref or set to zero to prompt
Is to log on as Guest
 129
 OTCfgRemoteDialAssist
 OTCfgRemoteDialing
131
 OTCfgRemoteIPCP
Milliseconds. Must be
 OTCfgRemoteLCP
133
 Port. Must be ‘Script’
 OTCfgRemoteLogOptions
OTCfgRemotePassword
135
 OTCfgRemoteServer
 OTCfgRemoteServerPort
137
 OTCfgRemoteTerminal
 OTCfgRemoteUserMode
139
 Documented
Administration password. The format is not
OTCfgRemoteX25
OTCfgRemoteX25 structure stores X.25 connection information
 Must be zero for standard dial-up connections
Modem Structures
OTCfgModemGeneral
141
 OTCfgModemApplication
 OTCfgModemLocks
143
 Set dialing to zero to unlock the setting
AppleTalk Structures
 OTCfgATalkGeneral
145
 OTCfgATalkGeneralAARP
 OTCfgATalkGeneralADSP
147
 Carry. The default is
FDefaultSendBlockingBytes, default is
Transport Service Data Unit TSDU, which is
Extended Tsdu Etsdu size. The default is
 Size in bytes of this structure
OTCfgATalkGeneralASP
149
 OTCfgATalkGeneralATP
Can carry. The default is
Maximum amount of data that packets of this protocol
 OTCfgATalkGeneralDDP
151
 Whether AppleTalk is active. See discussion below for
Can carry. Must be 586, which is the basic AppleTalk
Datagram size
Possible values
 OTCfgATalkGeneralNBP
153
 OTCfgATalkGeneralPAP
 OTCfgATalkGeneralZIP
Default open interval in milliseconds. The default value is
155
 OTCfgATalkLocks
 OTCfgATalkNetworkArchitecture
157
 Must be OTOn
Infrared Structures
OTCfgATalkPortDeviceType
Open Transport device type such as
 Reference to the infrared port
Protocol Constants and Other Data Types
OTCfgIRGeneral
159
 TCP/IP Constants and Other Data Types
KOTCfgTCPSearchListPref
 Masks for the kOTCfgProtocolOptionsPref Preference
161
 OTCfgTCPConfigMethod
If set, this bit disables Dhcp INIT-REBOOT capability
If set, this bit turns off path MTU discovery
 ARA Per-Connection Preferences Types
Apple Remote Access Constants and Other Data Types
163
 Preference type for the OTCfgRemoteARAP page 124 structure
 Preference type for the OTCfgRemoteX25 page 140 structure
Preference type for the OTCfgRemoteIPCP page 132 structure
Preference type for the OTCfgRemoteLCP page 133 structure
165
 OTCfgRemotePPPConnectScript
ARA Global Preference Types
Defined but not used by ARA
 OTCfgRemoteProtocol
167
 OTCfgRemoteLogLevel
OTCfgRemoteDialMode
 OTCfgRemoteNetworkProtocol
OTCfgRemoteAnswerMode
169
 OTCfgRemoteNetAccessMode
Modem Constants and Other Data Types
 Preference type for the OTCfgModemLocks page 143 structure
Modem Global Preference Types
OTCfgModemDialingToneMode
171
 Per-connection AppleTalk Preference Types
AppleTalk Constants and Other Data Types
KModemDialToneIgnoreDo not wait for dial tone
 Global AppleTalk Preference Types
Infrared Constants and Other Data Types
173
 OTCfgIRPortSetting enumeration defines constants for use
OTCfgIRPortSetting
Specifies the Infrared Data Association IrDA protocol
 Aarp See AppleTalk Address Resolution Protocol
175
 Icmp See Internet Control Message Protocol
IP See Internet Protocol
 Media access control address The six-byte
177
 O S S a R Y
 Index
179
 180
History, version
 181
Structure
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