status-im
/
EIPs
mirror of https://github.com/status-im/EIPs.git
2
0
Fork 0
Code Issues Projects Releases Wiki Activity

Automatically merged updates to draft EIP(s) 721 

Hi, I'm a bot! This change was automatically merged because:

 - It only modifies existing Draft or Last Call EIP(s)
 - The PR was approved or written by at least one author of each modified EIP
 - The build is passing
This commit is contained in:
William Entriken 2018-06-19 12:15:32 -04:00 committed by EIP Automerge Bot
parent 1c9668e28d
commit d34382fbc2
1 changed files with 12 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
EIPS/eip-721.md
View File

@ -45,7 +45,7 @@ pragma solidity ^0.4.20;
/// @title ERC-721 Non-Fungible Token Standard /// @title ERC-721 Non-Fungible Token Standard
/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
/// Note: the ERC-165 identifier for this interface is 0x80ac58cd /// Note: the ERC-165 identifier for this interface is 0x80ac58cd.
interface ERC721 /* is ERC165 */ { interface ERC721 /* is ERC165 */ {
/// @dev This emits when ownership of any NFT changes by any mechanism. /// @dev This emits when ownership of any NFT changes by any mechanism.
/// This event emits when NFTs are created (`from` == 0) and destroyed /// This event emits when NFTs are created (`from` == 0) and destroyed
@ -94,7 +94,7 @@ interface ERC721 /* is ERC165 */ {
/// @notice Transfers the ownership of an NFT from one address to another address /// @notice Transfers the ownership of an NFT from one address to another address
/// @dev This works identically to the other function with an extra data parameter, /// @dev This works identically to the other function with an extra data parameter,
/// except this function just sets data to "" /// except this function just sets data to "".
/// @param _from The current owner of the NFT /// @param _from The current owner of the NFT
/// @param _to The new owner /// @param _to The new owner
/// @param _tokenId The NFT to transfer /// @param _tokenId The NFT to transfer
@ -112,24 +112,24 @@ interface ERC721 /* is ERC165 */ {
/// @param _tokenId The NFT to transfer /// @param _tokenId The NFT to transfer
function transferFrom(address _from, address _to, uint256 _tokenId) external payable; function transferFrom(address _from, address _to, uint256 _tokenId) external payable;
/// @notice Change or reaffirm the approved address for an NFT. /// @notice Change or reaffirm the approved address for an NFT
/// @dev The zero address indicates there is no approved address. /// @dev The zero address indicates there is no approved address.
/// @dev Throws unless `msg.sender` is the current NFT owner, or an authorized /// Throws unless `msg.sender` is the current NFT owner, or an authorized
/// operator of the current owner. /// operator of the current owner.
/// @param _approved The new approved NFT controller /// @param _approved The new approved NFT controller
/// @param _tokenId The NFT to approve /// @param _tokenId The NFT to approve
function approve(address _approved, uint256 _tokenId) external payable; function approve(address _approved, uint256 _tokenId) external payable;
/// @notice Enable or disable approval for a third party ("operator") to manage /// @notice Enable or disable approval for a third party ("operator") to manage
/// all of `msg.sender`'s assets. /// all of `msg.sender`'s assets
/// @dev Emits the ApprovalForAll event. The contract MUST allow /// @dev Emits the ApprovalForAll event. The contract MUST allow
/// multiple operators per owner. /// multiple operators per owner.
/// @param _operator Address to add to the set of authorized operators. /// @param _operator Address to add to the set of authorized operators
/// @param _approved True if the operator is approved, false to revoke approval /// @param _approved True if the operator is approved, false to revoke approval
function setApprovalForAll(address _operator, bool _approved) external; function setApprovalForAll(address _operator, bool _approved) external;
/// @notice Get the approved address for a single NFT /// @notice Get the approved address for a single NFT
/// @dev Throws if `_tokenId` is not a valid NFT /// @dev Throws if `_tokenId` is not a valid NFT.
/// @param _tokenId The NFT to find the approved address for /// @param _tokenId The NFT to find the approved address for
/// @return The approved address for this NFT, or the zero address if there is none /// @return The approved address for this NFT, or the zero address if there is none
function getApproved(uint256 _tokenId) external view returns (address); function getApproved(uint256 _tokenId) external view returns (address);
@ -155,8 +155,8 @@ interface ERC165 {
A wallet/broker/auction application MUST implement the **wallet interface** if it will accept safe transfers. A wallet/broker/auction application MUST implement the **wallet interface** if it will accept safe transfers.
```solidity ```solidity
/// @dev Note: the ERC-165 identifier for this interface is 0xf0b9e5ba /// @dev Note: the ERC-165 identifier for this interface is 0xf0b9e5ba.
/// @dev Note: the application will get the prior owner of the token /// Note: the application will get the prior owner of the token
/// via _from parameter -- but it will NOT see who called safeTransferFrom. /// via _from parameter -- but it will NOT see who called safeTransferFrom.
interface ERC721TokenReceiver { interface ERC721TokenReceiver {
/// @notice Handle the receipt of an NFT /// @notice Handle the receipt of an NFT
@ -165,7 +165,7 @@ interface ERC721TokenReceiver {
/// transfer. Return of other than the magic value MUST result in the /// transfer. Return of other than the magic value MUST result in the
/// transaction being reverted. /// transaction being reverted.
/// Note: the contract address is always the message sender. /// Note: the contract address is always the message sender.
/// @param _from The address which previously owned the token. /// @param _from The address which previously owned the token
/// @param _tokenId The NFT identifier which is being transfered /// @param _tokenId The NFT identifier which is being transfered
/// @param data Additional data with no specified format /// @param data Additional data with no specified format
/// @return `bytes4(keccak256("onERC721Received(address,uint256,bytes)"))` /// @return `bytes4(keccak256("onERC721Received(address,uint256,bytes)"))`
@ -179,7 +179,7 @@ The **metadata extension** is OPTIONAL for ERC-721 smart contracts (see "caveats
```solidity ```solidity
/// @title ERC-721 Non-Fungible Token Standard, optional metadata extension /// @title ERC-721 Non-Fungible Token Standard, optional metadata extension
/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
/// Note: the ERC-165 identifier for this interface is 0x5b5e139f /// Note: the ERC-165 identifier for this interface is 0x5b5e139f.
interface ERC721Metadata /* is ERC721 */ { interface ERC721Metadata /* is ERC721 */ {
/// @notice A descriptive name for a collection of NFTs in this contract /// @notice A descriptive name for a collection of NFTs in this contract
function name() external view returns (string _name); function name() external view returns (string _name);
@ -223,7 +223,7 @@ The **enumeration extension** is OPTIONAL for ERC-721 smart contracts (see "cave
```solidity ```solidity
/// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension /// @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
/// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md /// @dev See https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md
/// Note: the ERC-165 identifier for this interface is 0x780e9d63 /// Note: the ERC-165 identifier for this interface is 0x780e9d63.
interface ERC721Enumerable /* is ERC721 */ { interface ERC721Enumerable /* is ERC721 */ {
/// @notice Count NFTs tracked by this contract /// @notice Count NFTs tracked by this contract
/// @return A count of valid NFTs tracked by this contract, where each one of /// @return A count of valid NFTs tracked by this contract, where each one of