35 lines
1.3 KiB
Solidity
35 lines
1.3 KiB
Solidity
pragma solidity ^0.5.1;
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/**
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* @dev The token controller contract must implement these functions
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*/
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interface TokenController {
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/**
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* @notice Called when `_owner` sends ether to the MiniMe Token contract
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* @param _owner The address that sent the ether to create tokens
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* @return True if the ether is accepted, false if it throws
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*/
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function proxyPayment(address _owner) external payable returns(bool);
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/**
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* @notice Notifies the controller about a token transfer allowing the
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* controller to react if desired
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* @param _from The origin of the transfer
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* @param _to The destination of the transfer
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* @param _amount The amount of the transfer
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* @return False if the controller does not authorize the transfer
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*/
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function onTransfer(address _from, address _to, uint _amount) external returns(bool);
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/**
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* @notice Notifies the controller about an approval allowing the
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* controller to react if desired
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* @param _owner The address that calls `approve()`
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* @param _spender The spender in the `approve()` call
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* @param _amount The amount in the `approve()` call
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* @return False if the controller does not authorize the approval
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*/
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function onApprove(address _owner, address _spender, uint _amount) external
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returns(bool);
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} |