ERC-5639 Delegation Registry

ReviewERCcreated 2022-09-09

Delegation of permissions for safer and more convenient signing operations.

Authors: foobar (@0xfoobar), Wilkins Chung (@wwhchung), ryley-o (@ryley-o), Jake Rockland (@jakerockland), andy8052 (@andy8052)

ERC-165 interface ids

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

IDelegationRegistry 0x0596d3d5

`0x9c395bc2`	`checkDelegateForAll(address,address)`	view
`0x90c9a2d0`	`checkDelegateForContract(address,address,address)`	view
`0xaba69cf8`	`checkDelegateForToken(address,address,address,uint256)`	view
`0x685ee3e8`	`delegateForAll(address,bool)`
`0x49c95d29`	`delegateForContract(address,address,bool)`
`0x537a5c3d`	`delegateForToken(address,address,uint256,bool)`
`0xf956cf94`	`getContractLevelDelegations(address)`	view
`0x1b61f675`	`getDelegatesForAll(address)`	view
`0xed4b878e`	`getDelegatesForContract(address,address)`	view
`0x1221156b`	`getDelegatesForToken(address,address,uint256)`	view
`0x4fc69282`	`getDelegationsByDelegate(address)`	view
`0x6f007d87`	`getTokenLevelDelegations(address)`	view
`0x36137872`	`revokeAllDelegates()`
`0xfa352c00`	`revokeDelegate(address)`
`0x219044b0`	`revokeSelf(address)`

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

`0x58781eab4a0743ab1c285a238be846a235f06cdb5b968030573a635e5f8c92fa`	`DelegateForAll(address,address,bool)`
`0x8d6b2f5255b8d815cc368855b2251146e003bf4e2fcccaec66145fff5c174b4f`	`DelegateForContract(address,address,address,bool)`
`0xe89c6ba1e8957285aed22618f52aa1dcb9d5bb64e1533d8b55136c72fcf5aa5d`	`DelegateForToken(address,address,address,uint256,bool)`
`0x32d74befd0b842e19694e3e3af46263e18bcce41352c8b600ff0002b49edf662`	`RevokeAllDelegates(address)`
`0x3e34a3ee53064fb79c0ee57448f03774a627a9270b0c41286efb7d8e32dcde93`	`RevokeDelegate(address,address)`