NameComponentType » History » Revision 16
Revision 15 (Davide Pesavento, 11/22/2019 10:29 PM) → Revision 16/29 (Davide Pesavento, 11/22/2019 11:10 PM)
# Name Component Type Assignment This document provides reference to the assigned Name Component types as well as reserves ranges of types for experimentation purposes. ## Assigned types Component Type | TLV-TYPE (dec) | TLV-TYPE (hex) | TLV-VALUE Format | Description | Alternate URI Format | Reference -------------------------------------|--------------|--------------------|---------------------------------------|-----------------------|---------- -------------------------------------|----------------|----------------|--------------------|---------------------------------------|-----------------------|---------- Invalid | 0 (0x00) | 0x00 | N/A | Invalid name component type | N/A | [NDN packet spec](https://named-data.net/doc/NDN-packet-spec/current/name.html) ImplicitSha256DigestComponent | 1 (0x01) | 0x01 | 32OCTET | Implicit SHA-256 digest component | `sha256digest=<hex>` | [NDN packet spec](https://named-data.net/doc/NDN-packet-spec/current/name.html) ParametersSha256DigestComponent | 2 (0x02) | 0x02 | 32OCTET | SHA-256 digest of Interest Parameters | `params-sha256=<hex>` | [NDN packet spec](https://named-data.net/doc/NDN-packet-spec/current/name.html) GenericNameComponent | 8 (0x08) | 0x08 | *OCTET | Generic name component | "`8=`" prefix omitted | [NDN packet spec](https://named-data.net/doc/NDN-packet-spec/current/name.html) KeywordNameComponent | 32 (0x20) | 0x20 | *OCTET | Well-known keyword | (not defined) *not defined* | SegmentNameComponent | 33 (0x21) | 0x21 | nonNegativeInteger | Segment number | `seg=<dec>` | [NDN naming conventions](https://named-data.net/publications/techreports/ndn-tr-22-2-ndn-memo-naming-conventions/) ByteOffsetNameComponent | 34 (0x22) | 0x22 | nonNegativeInteger | Byte offset | `off=<dec>` | [NDN naming conventions](https://named-data.net/publications/techreports/ndn-tr-22-2-ndn-memo-naming-conventions/) VersionNameComponent | 35 (0x23) | 0x23 | nonNegativeInteger | Version number | `v=<dec>` | [NDN naming conventions](https://named-data.net/publications/techreports/ndn-tr-22-2-ndn-memo-naming-conventions/) TimestampNameComponent | 36 (0x24) | 0x24 | nonNegativeInteger | Unix timestamp in microseconds | `t=<dec>` | [NDN naming conventions](https://named-data.net/publications/techreports/ndn-tr-22-2-ndn-memo-naming-conventions/) SequenceNumNameComponent | 37 | 37 (0x25) 0x25 | nonNegativeInteger | Sequence number | `seq=<dec>` | [NDN naming conventions](https://named-data.net/publications/techreports/ndn-tr-22-2-ndn-memo-naming-conventions/) ## Reserved ranges Type (dec) | Description ------------|--------------------------------------- 3-7, 9-31 | Reserved 38-200 | Unassigned (1-byte encoding) 201-252 | For experimental use (1-byte encoding) 253-3200 | Unassigned (3-byte encoding) 3201-65535 | For experimental use (3-byte encoding) 65536+ | Invalid values (5+-byte encoding)