class Matter::DataType::NodeId

• Matter::DataType::NodeId
• Reference
• Object

Direct Known Subclasses

• Matter::DataType::SubjectId

Defined in:

matter/datatype/node_id.cr

Constant Summary

CAT_PREFIX = 18446744060824649728_u64

CAT NodeId prefix: 0xFFFFFFFD followed by 32-bit CAT value

OPERATIONAL_MAXIMUM = BigInt.new("FFFFFFEFFFFFFFFF", base: 16)

OPERATIONAL_MINIMUM = BigInt.new("0000000000000001", base: 16)

Constructors

• .from_case_authenticated_tag(cat : CaseAuthenticatedTag) : NodeId

  Create NodeId from a CaseAuthenticatedTag Format: 0xFFFFFFFD + 32-bit CAT value

• .new(id : UInt64)
• .new(slice : Bytes)

  Create NodeId from bytes (big-endian)

Instance Method Summary

• #brand : String
• #extract_as_case_authenticated_tag : CaseAuthenticatedTag

  Extract the CaseAuthenticatedTag from this NodeId Raises if this NodeId is not a CAT-encoded NodeId

• #get_group_node_id(group_id : UInt16)
• #get_random_operational_node_id : NodeId
• #hexstring : String
• #id : UInt64
• #id=(id : UInt64)
• #is_case_authenticated_tag? : Bool

  Check if this NodeId encodes a CaseAuthenticatedTag

• #to_slice : Bytes

  Serialize to bytes (big-endian)

Constructor Detail

Instance Method Detail