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ERC-4834 Hierarchical Domains

FinalERCcreated 2022-02-22

Extremely generic name resolution

Author: Gavin John (@Pandapip1)

ERC-165 interface ids

Computed here as the XOR of the selectors each interface defines.

IDomain	`0x1f37a3c3`
IDomainRegisterable	`0x703703b2`
IDomainEnumerable	`0x8d5fd78e`

Functions this standard introduces (10)

`0x64e5fc3b`	`canCreateDomain(address,string,address)`	view
`0x3a838cd0`	`canDeleteDomain(address,string)`	view
`0x3bb0531f`	`canSetDomain(address,string,address)`	view
`0x14758433`	`createDomain(string,address)`	payable
`0x0eaf9752`	`deleteDomain(string)`
`0x96ef6189`	`getDomain(string[])`	view
`0x89d8c24a`	`hasDomain(string[])`	view
`0x0f3b3327`	`setDomain(string,address)`
`0x80c449fe`	`subdomainByIndex(uint256)`	view
`0x0d9b9e70`	`totalSubdomains()`	view

Events (3)

Topic0 is the keccak256 hash of the signature, which is what a log filter matches on.

`0x91c5fca8fe40c5c408f40db4d115910d772738007ac5a3a5b8aaddc28bab45dc`	`SubdomainCreate(address,string,address)`
`0x5adeb15aef4ef1361c9841fcb33dca150f399cdbba09323708e283986282d5b4`	`SubdomainUpdate(address,string,address,address)`
`0x22a6255e69eb6e6e2b7fc5dc4247f53aa6416a72fb7af6f1e38224a0a865cfa3`	`SubdomainDelete(address,string,address)`

What the specification covers

Compare with

Parsed from the canonical specification · discussion