编译器
0.4.25+commit.59dbf8f1
文件 1 的 12:BDPToken.sol
pragma solidity 0.4.25;
import "./StandardBurnableToken.sol";
import "./Whitelist.sol";
import "./SafeMath.sol";
contract BDPToken is StandardBurnableToken, Whitelist {
using SafeMath for uint256;
event Mint(address indexed to, uint256 amount);
string public name = "BidiPass";
string public symbol = "BDP";
uint8 public decimals = 18;
mapping(address => uint256) public _burnAllowance;
constructor(
address _beneficiary,
uint256 _cap
) public {
require(_cap > 0, "MissingCap");
totalSupply_ = totalSupply_.add(_cap);
balances[_beneficiary] = balances[_beneficiary].add(_cap);
emit Mint(_beneficiary, _cap);
emit Transfer(address(0), _beneficiary, _cap);
}
function burn(uint256 _value) public {
uint256 allowance = burnAllowance(msg.sender);
require(_value > 0, "MissingValue");
require(allowance >= _value, "NotEnoughAllowance");
_setBurnAllowance(msg.sender, allowance.sub(_value));
_burn(msg.sender, _value);
}
function burnAllowance(address _who)
public
view
returns (uint256)
{
return _burnAllowance[_who];
}
function setBurnAllowance(
address _who,
uint256 _amount
)
public
onlyIfWhitelisted(msg.sender)
{
require(_amount <= balances[_who]);
_setBurnAllowance(_who, _amount);
}
function _setBurnAllowance(
address _who,
uint256 _amount
) internal {
_burnAllowance[_who] = _amount;
}
}
文件 2 的 12:BasicToken.sol
pragma solidity ^0.4.24;
import "./ERC20Basic.sol";
import "./SafeMath.sol";
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) internal balances;
uint256 internal totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_value <= balances[msg.sender]);
require(_to != address(0));
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
文件 3 的 12:BurnableToken.sol
pragma solidity ^0.4.24;
import "./BasicToken.sol";
contract BurnableToken is BasicToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
_burn(msg.sender, _value);
}
function _burn(address _who, uint256 _value) internal {
require(_value <= balances[_who]);
balances[_who] = balances[_who].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
emit Burn(_who, _value);
emit Transfer(_who, address(0), _value);
}
}
文件 4 的 12:ERC20.sol
pragma solidity ^0.4.24;
import "./ERC20Basic.sol";
contract ERC20 is ERC20Basic {
function allowance(address _owner, address _spender)
public view returns (uint256);
function transferFrom(address _from, address _to, uint256 _value)
public returns (bool);
function approve(address _spender, uint256 _value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
文件 5 的 12:ERC20Basic.sol
pragma solidity ^0.4.24;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address _who) public view returns (uint256);
function transfer(address _to, uint256 _value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
文件 6 的 12:Ownable.sol
pragma solidity ^0.4.24;
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
文件 7 的 12:RBAC.sol
pragma solidity ^0.4.24;
import "./Roles.sol";
contract RBAC {
using Roles for Roles.Role;
mapping (string => Roles.Role) private roles;
event RoleAdded(address indexed operator, string role);
event RoleRemoved(address indexed operator, string role);
function checkRole(address _operator, string _role)
public
view
{
roles[_role].check(_operator);
}
function hasRole(address _operator, string _role)
public
view
returns (bool)
{
return roles[_role].has(_operator);
}
function addRole(address _operator, string _role)
internal
{
roles[_role].add(_operator);
emit RoleAdded(_operator, _role);
}
function removeRole(address _operator, string _role)
internal
{
roles[_role].remove(_operator);
emit RoleRemoved(_operator, _role);
}
modifier onlyRole(string _role)
{
checkRole(msg.sender, _role);
_;
}
}
文件 8 的 12:Roles.sol
pragma solidity ^0.4.24;
library Roles {
struct Role {
mapping (address => bool) bearer;
}
function add(Role storage _role, address _addr)
internal
{
_role.bearer[_addr] = true;
}
function remove(Role storage _role, address _addr)
internal
{
_role.bearer[_addr] = false;
}
function check(Role storage _role, address _addr)
internal
view
{
require(has(_role, _addr));
}
function has(Role storage _role, address _addr)
internal
view
returns (bool)
{
return _role.bearer[_addr];
}
}
文件 9 的 12:SafeMath.sol
pragma solidity ^0.4.24;
library SafeMath {
function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) {
if (_a == 0) {
return 0;
}
c = _a * _b;
assert(c / _a == _b);
return c;
}
function div(uint256 _a, uint256 _b) internal pure returns (uint256) {
return _a / _b;
}
function sub(uint256 _a, uint256 _b) internal pure returns (uint256) {
assert(_b <= _a);
return _a - _b;
}
function add(uint256 _a, uint256 _b) internal pure returns (uint256 c) {
c = _a + _b;
assert(c >= _a);
return c;
}
}
文件 10 的 12:StandardBurnableToken.sol
pragma solidity ^0.4.24;
import "./BurnableToken.sol";
import "./StandardToken.sol";
contract StandardBurnableToken is BurnableToken, StandardToken {
function burnFrom(address _from, uint256 _value) public {
require(_value <= allowed[_from][msg.sender]);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
_burn(_from, _value);
}
}
文件 11 的 12:StandardToken.sol
pragma solidity ^0.4.24;
import "./BasicToken.sol";
import "./ERC20.sol";
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
returns (bool)
{
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
require(_to != address(0));
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(
address _owner,
address _spender
)
public
view
returns (uint256)
{
return allowed[_owner][_spender];
}
function increaseApproval(
address _spender,
uint256 _addedValue
)
public
returns (bool)
{
allowed[msg.sender][_spender] = (
allowed[msg.sender][_spender].add(_addedValue));
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(
address _spender,
uint256 _subtractedValue
)
public
returns (bool)
{
uint256 oldValue = allowed[msg.sender][_spender];
if (_subtractedValue >= oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
文件 12 的 12:Whitelist.sol
pragma solidity ^0.4.24;
import "./Ownable.sol";
import "./RBAC.sol";
contract Whitelist is Ownable, RBAC {
string public constant ROLE_WHITELISTED = "whitelist";
modifier onlyIfWhitelisted(address _operator) {
checkRole(_operator, ROLE_WHITELISTED);
_;
}
function addAddressToWhitelist(address _operator)
public
onlyOwner
{
addRole(_operator, ROLE_WHITELISTED);
}
function whitelist(address _operator)
public
view
returns (bool)
{
return hasRole(_operator, ROLE_WHITELISTED);
}
function addAddressesToWhitelist(address[] _operators)
public
onlyOwner
{
for (uint256 i = 0; i < _operators.length; i++) {
addAddressToWhitelist(_operators[i]);
}
}
function removeAddressFromWhitelist(address _operator)
public
onlyOwner
{
removeRole(_operator, ROLE_WHITELISTED);
}
function removeAddressesFromWhitelist(address[] _operators)
public
onlyOwner
{
for (uint256 i = 0; i < _operators.length; i++) {
removeAddressFromWhitelist(_operators[i]);
}
}
}
{
"compilationTarget": {
"BDPToken.sol": "BDPToken"
},
"evmVersion": "byzantium",
"libraries": {},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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