OPC Unified Architecture – Part 6: Mappings
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v1.05.07
1
Scope
2
Normative references
3
Terms, definitions and abbreviated terms
3.1
Terms and definitions
3.1.1
CertificateThumbprint
3.1.2
DataEncoding
3.1.3
DefaultValue
3.1.4
DevelopmentPlatform
3.1.5
Mapping
3.1.6
VerboseEncoding
3.1.7
OctetString
3.1.8
CompactEncoding
3.1.9
SecurityProtocol
3.1.10
StackProfile
3.1.11
TransportConnection
3.1.12
TransportProtocol
3.2
Abbreviated terms
4
Overview
5
Data encoding
5.1
General
5.1.1
Overview
5.1.2
Built-in Types
5.1.3
Guid
5.1.4
DateTime
5.1.5
ByteString
5.1.6
Number, Integer and UInteger
5.1.7
Structures and Unions
5.1.8
ExtensionObject
5.1.9
Variant
5.1.10
Decimal
5.1.11
Null, Empty and Zero-Length Arrays
5.1.12
QualifiedName, NodeId and ExpandedNodeId String Encoding
5.1.13
Name Encoding Rules
5.1.14
Structure FieldPath Encoding Rules
5.1.15
Messages
5.2
OPC UA Binary
5.2.1
General
5.2.2
Built-in Types
5.2.2.1
Boolean
5.2.2.2
Integer
5.2.2.3
Floating-Point
5.2.2.4
String
5.2.2.5
DateTime
5.2.2.6
Guid
5.2.2.7
ByteString
5.2.2.8
XmlElement (Deprecated)
5.2.2.9
NodeId
5.2.2.10
ExpandedNodeId
5.2.2.11
StatusCode
5.2.2.12
DiagnosticInfo
5.2.2.13
QualifiedName
5.2.2.14
LocalizedText
5.2.2.15
ExtensionObject
5.2.2.16
Variant
5.2.2.17
DataValue
5.2.3
Decimal
5.2.4
Enumerations
5.2.5
Arrays
5.2.6
Structures
5.2.7
Structures with optional fields
5.2.8
Unions
5.2.9
Messages
5.3
OPC UA XML
5.3.1
Built-in Types
5.3.1.1
General
5.3.1.2
Boolean
5.3.1.3
Integer
5.3.1.4
Floating-Point
5.3.1.5
String
5.3.1.6
DateTime
5.3.1.7
Guid
5.3.1.8
ByteString
5.3.1.9
XmlElement (Deprecated)
5.3.1.10
NodeId
5.3.1.11
ExpandedNodeId
5.3.1.12
StatusCode
5.3.1.13
DiagnosticInfo
5.3.1.14
QualifiedName
5.3.1.15
LocalizedText
5.3.1.16
ExtensionObject
5.3.1.17
Variant
5.3.1.18
DataValue
5.3.1.19
Subtypes of Built-in Types
5.3.2
Decimal
5.3.3
Enumerations
5.3.4
Arrays
5.3.5
Structures
5.3.6
Structures with optional fields
5.3.7
Unions
5.3.8
Messages
5.4
OPC UA JSON
5.4.1
General
5.4.2
Built-in Types
5.4.2.1
General
5.4.2.2
Boolean
5.4.2.3
Integer
5.4.2.4
Floating-point
5.4.2.5
String
5.4.2.6
DateTime
5.4.2.7
Guid
5.4.2.8
ByteString
5.4.2.9
XmlElement
5.4.2.10
NodeId
5.4.2.11
ExpandedNodeId
5.4.2.12
StatusCode
5.4.2.13
DiagnosticInfo
5.4.2.14
QualifiedName
5.4.2.15
LocalizedText
5.4.2.16
ExtensionObject
5.4.2.17
Variant
5.4.2.18
DataValue
5.4.3
Decimal
5.4.4
Enumerations
5.4.4.1
Compact
5.4.4.2
Verbose
5.4.5
Arrays
5.4.6
Structures
5.4.7
Structures with optional fields
5.4.8
Unions
5.4.9
Messages
6
Message SecurityProtocols
6.1
Security Handshake and Security Policies
6.2
Certificates
6.2.1
General
6.2.2
Application Instance Certificate
6.2.3
User Certificates
6.2.4
Issuer (CA) Certificates
6.2.5
Certificate Revocation List (CRL)
6.2.6
Certificate Chains
6.3
Time synchronization
6.4
UTC and International Atomic Time (TAI)
6.5
Issued User Identity Tokens
6.5.1
Kerberos
6.5.2
JSON Web Token (JWT)
6.5.2.1
General
6.5.2.2
User Token Policy
6.5.2.3
Access Tokens
6.5.3
OAuth2
6.5.3.1
General
6.5.3.2
Authorization Code
6.5.3.3
Refresh Token
6.5.3.4
Client Credentials
6.6
WS Secure Conversation
6.7
OPC UA Secure Conversation
6.7.1
Overview
6.7.2
MessageChunk structure
6.7.2.1
Overview
6.7.2.2
Message Header
6.7.2.3
Security Header
6.7.2.4
Sequence Header
6.7.2.5
Message Footer
6.7.2.5.1
Encryption other than Authenticated Symmetric Encryption (AEAD)
6.7.2.5.2
Authenticated Encryption Algorithms (AEAD)
6.7.3
MessageChunks and error handling
6.7.4
Establishing a SecureChannel
6.7.5
ChannelThumbprint
6.7.6
Deriving keys
6.7.7
Verifying Message Security
6.8
Elliptic Curve Cryptography (ECC)
6.8.1
Secure Channel Handshake
6.8.2
UserIdentityToken Encryption
6.8.3
ECC and RSA-DH Encrypted Secret
6.9
Diffie-Hellman Key Agreement (RSA)
7
TransportProtocols
7.1
OPC UA Connection Protocol
7.1.1
Overview
7.1.2
Message structure
7.1.2.1
Overview
7.1.2.2
Message Header
7.1.2.3
Hello Message
7.1.2.4
Acknowledge Message
7.1.2.5
Error Message
7.1.2.6
ReverseHello Message
7.1.3
Establishing a connection
7.1.4
Closing a connection
7.1.5
Error handling
7.2
OPC UA TCP
7.3
SOAP/HTTP
7.4
OPC UA HTTPS
7.4.1
Overview
7.4.2
Session-less Services
7.4.3
XML Encoding
7.4.4
Binary Encoding
7.4.5
JSON Encoding
7.5
WebSockets
7.5.1
Overview
7.5.2
Sub-Protocols
7.5.3
Security
7.6
Well known addresses
8
Normative Contracts
8.1
OPC Binary Schema
8.2
XML Schema and WSDL
8.3
Information Model Schema
8.4
Formal definition of UA Information Model
8.5
Constants
8.6
DataType encoding
8.7
Security configuration
Annex A
Constants (Normative)
A.1
Attribute Ids
A.2
Status Codes
A.3
Numeric Node Ids
A.4
Media Types
Annex B
OPC UA NodeSet (Normative)
Annex C
Type declarations for the OPC UA native Mapping (Normative)
Annex D
WSDL for the XML Mapping (Normative)
D.1
XML Schema
D.2
WSDL Port Types
D.3
WSDL Bindings
Annex E
Security settings management (Informative)
E.1
Overview
E.2
SecuredApplication
E.3
CertificateIdentifier
E.4
CertificateStoreIdentifier
E.5
CertificateList
E.6
CertificateValidationOptions
Annex F
Information Model XML Schema (Normative)
F.1
Overview
F.2
UANodeSet
F.3
UANode
F.4
Reference
F.5
RolePermission
F.6
UAType
F.7
UAInstance
F.8
UAVariable
F.9
UAMethod
F.10
TranslationType
F.11
UADataType
F.12
DataTypeDefinition
F.13
DataTypeField
F.14
Variant
F.15
Example
F.16
UANodeSetChanges
F.17
NodesToAdd
F.18
ReferencesToChange
F.19
ReferenceToChange
F.20
NodesToDelete
F.21
NodeToDelete
F.22
UANodeSetChangesStatus
F.23
NodeSetStatusList
F.24
NodeSetStatus
Annex G
Mapping to JSON Schema (Normative)
G.1
Overview
G.2
JSON Schema Mapping
G.3
OpenAPI Mapping
Annex H
Reversible and NonReversible Encoding (deprecated) (Normative)
H.1
Overview
H.2
NodeId
H.3
ExpandedNodeId
H.4
StatusCode
H.5
QualifiedName
H.6
LocalizedText
H.7
ExtensionObject
H.8
Variant
H.9
Arrays
H.10
Unions
7.3
SOAP/HTTP
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OPC Unified Architecture – Part 6: Mappings
OPC Unified Architecture – Part 6: Mappings