Mallcoin Token

0xc72ed4445b3fe9f0863106e344e241530d338906 Copy

ERC20

This contract is an ERC20 token.

Name Mallcoin Token

Symbol MLC

Decimals 18

Total Supply 231,228,611 MLC

About

Stats

Public Functions 22

Event Types 9

Code Size 10,726 bytes

Events (9)

Approval Event

Parameters

owner	address
spender	address
value	uint256

CreateToken Event

Parameters

to	address
amount	uint256

CreateTokenByAtes Event

Parameters

to	address
amount	uint256
data	string

FrozenAddress Event

Parameters

addr

address

FrozenTokenEvent Event

Parameters

addr	address
amount	uint256

OwnershipTransferred Event

Parameters

previousOwner	address
newOwner	address

Transfer Event

Parameters

from	address
to	address
value	uint256

UnFrozenAddress Event

Parameters

addr

address

UnFrozenTokenEvent Event

Parameters

addr	address
amount	uint256

Constants (3)

name Constant

string

Mallcoin Token

symbol Constant

string

MLC

decimals Constant

uint8

State Variables (8)

MAX_TOKEN_SUPPLY Variable

uint256

owner Variable

address

frozens Variable

mapping(address => bool)

Internal Variable

frozenTokens Variable

mapping(address => uint256)

Internal Variable

allowed Variable

mapping(address => mapping(address => uint256))

Internal Variable

balances Variable

mapping(address => uint256)

Internal Variable

totalSupply_ Variable

uint256

Internal Variable

authorizers Variable

mapping(address => bool)

Internal Variable

Functions Expand All Collapse All

isAuthorized

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability constant

Requirements

_addr must not be equal to UNKNOWN VALUE

Source Code

function isAuthorized(address _addr) public constant returns (bool) {
  require(_addr != address(0));

  bool result = bool(authorizers[_addr]);
  return result;
}

addAuthorized

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyAuthorized checks for the following:

null

Requirements

_addr must not be equal to UNKNOWN VALUE

Source Code

function addAuthorized(address _addr) external onlyAuthorized {
  require(_addr != address(0));

  authorizers[_addr] = true;
}

delAuthorized

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyAuthorized checks for the following:

null

Requirements

_addr must not be equal to UNKNOWN VALUE

_addr must not be equal to the sender's address

Source Code

function delAuthorized(address _addr) external onlyAuthorized {
  require(_addr != address(0));
  require(_addr != msg.sender);

  //authorizers[_addr] = false;
  delete authorizers[_addr];
}

transferOwnership

Parameters

Name	Type
newOwner	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

newOwner must not be equal to UNKNOWN VALUE

Source Code

function transferOwnership(address newOwner) public onlyOwner {
  require(newOwner != address(0));

  OwnershipTransferred(owner, newOwner);
  owner = newOwner;
}

totalSupply

Parameters

This function has no parameters.

Properties

Visibility public

Mutability view

Source Code

function totalSupply() public view returns (uint256) {
  return totalSupply_;
}

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability view

Source Code

function balanceOf(address _owner) public view returns (uint256 balance) {
  return balances[_owner];
}

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

isNotFrozen checks for the following:

frozens for the sender's address must be equal to false

Requirements

_to must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for the sender's address

availableBalance must be greater than or equal to _value

Source Code

function transfer(address _to, uint256 _value)
  public
  isNotFrozen()
  returns (bool)
{
  require(_to != address(0));
  require(_value <= balances[msg.sender]);

  uint256 balance = balances[msg.sender];
  uint256 frozen = frozenTokens[msg.sender];
  uint256 availableBalance = balance.sub(frozen);
  require(availableBalance >= _value);

  return super.transfer(_to, _value);
}

allowance

Parameters

Name	Type
_owner	address
_spender	address

Properties

Visibility public

Mutability view

Source Code

function allowance(address _owner, address _spender)
  public
  view
  returns (uint256)
{
  return allowed[_owner][_spender];
}

transferFrom

Parameters

Name	Type
_from	address
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Modifiers

isNotFrozen checks for the following:

frozens for the sender's address must be equal to false

Requirements

_to must not be equal to UNKNOWN VALUE

_value must be less than or equal to balances for _from

_value must be less than or equal to allowed for _from for the sender's address

availableBalance must be greater than or equal to _value

Source Code

function transferFrom(
  address _from,
  address _to,
  uint256 _value
) public isNotFrozen() returns (bool) {
  require(_to != address(0));
  require(_value <= balances[_from]);
  require(_value <= allowed[_from][msg.sender]);

  uint256 balance = balances[_from];
  uint256 frozen = frozenTokens[_from];
  uint256 availableBalance = balance.sub(frozen);
  require(availableBalance >= _value);

  return super.transferFrom(_from, _to, _value);
}

approve

Parameters

Name	Type
_spender	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

One or more of the following:

Source Code

function approve(address _spender, uint256 _value) public returns (bool) {
  require((_value == 0) || (allowed[msg.sender][_spender] == 0));
  allowed[msg.sender][_spender] = _value;
  Approval(msg.sender, _spender, _value);
  return true;
}

increaseApproval

Parameters

Name	Type
_spender	address
_addedValue	uint

Properties

Visibility public

Mutability transaction

Source Code

function increaseApproval(address _spender, uint256 _addedValue)
  public
  returns (bool)
{
  allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(
    _addedValue
  );
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

decreaseApproval

Parameters

Name	Type
_spender	address
_subtractedValue	uint

Properties

Visibility public

Mutability transaction

Source Code

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);
  }
  Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
  return true;
}

approveAndCall

Parameters

Name	Type
_spender	address
_value	uint256
_extraData	bytes

Properties

Visibility public

Mutability transaction

Source Code

function approveAndCall(
  address _spender,
  uint256 _value,
  bytes _extraData
) public returns (bool success) {
  tokenRecipient spender = tokenRecipient(_spender);
  if (approve(_spender, _value)) {
    spender.receiveApproval(msg.sender, _value, this, _extraData);
    return true;
  }
}

frozenAddress

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

_addr must not be equal to UNKNOWN VALUE

Source Code

function frozenAddress(address _addr) public onlyOwner returns (bool) {
  require(_addr != address(0));

  frozens[_addr] = true;
  FrozenAddress(_addr);
  return frozens[_addr];
}

unFrozenAddress

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

_addr must not be equal to UNKNOWN VALUE

Source Code

function unFrozenAddress(address _addr) public onlyOwner returns (bool) {
  require(_addr != address(0));

  delete frozens[_addr];
  //frozens[_addr] = false;
  UnFrozenAddress(_addr);
  return frozens[_addr];
}

isFrozenByAddress

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability constant

Requirements

_addr must not be equal to UNKNOWN VALUE

Source Code

function isFrozenByAddress(address _addr) public constant returns (bool) {
  require(_addr != address(0));

  bool result = bool(frozens[_addr]);
  return result;
}

balanceFrozenTokens

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability constant

Requirements

_addr must not be equal to UNKNOWN VALUE

Source Code

function balanceFrozenTokens(address _addr) public constant returns (uint256) {
  require(_addr != address(0));

  uint256 result = uint256(frozenTokens[_addr]);
  return result;
}

balanceAvailableTokens

Parameters

Name	Type
_addr	address

Properties

Visibility public

Mutability constant

Requirements

_addr must not be equal to UNKNOWN VALUE

balance must be greater than or equal to frozen

Source Code

function balanceAvailableTokens(address _addr)
  public
  constant
  returns (uint256)
{
  require(_addr != address(0));

  uint256 frozen = uint256(frozenTokens[_addr]);
  uint256 balance = uint256(balances[_addr]);
  require(balance >= frozen);

  uint256 result = balance.sub(frozen);

  return result;
}

frozenToken

Parameters

Name	Type
_addr	address
_amount	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

_addr must not be equal to UNKNOWN VALUE

_amount must be greater than 0

balance must be greater than or equal to _amount

Source Code

function frozenToken(address _addr, uint256 _amount)
  public
  onlyOwner
  returns (bool)
{
  require(_addr != address(0));
  require(_amount > 0);

  uint256 balance = uint256(balances[_addr]);
  require(balance >= _amount);

  frozenTokens[_addr] = frozenTokens[_addr].add(_amount);
  FrozenTokenEvent(_addr, _amount);
  return true;
}

unFrozenToken

Parameters

Name	Type
_addr	address
_amount	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwner checks for the following:

owner must be equal to the sender's address

Requirements

_addr must not be equal to UNKNOWN VALUE

_amount must be greater than 0

_amount must be less than or equal to frozenTokens for _addr

Source Code

function unFrozenToken(address _addr, uint256 _amount)
  public
  onlyOwner
  returns (bool)
{
  require(_addr != address(0));
  require(_amount > 0);
  require(frozenTokens[_addr] >= _amount);

  frozenTokens[_addr] = frozenTokens[_addr].sub(_amount);
  UnFrozenTokenEvent(_addr, _amount);
  return true;
}

createToken

Parameters

Name	Type
_to	address
_amount	uint256

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwnerOrAuthorized checks for the following:

One or more of the following: -null - OR owner must be equal to the sender's address

Requirements

_to must not be equal to UNKNOWN VALUE

_amount must be greater than 0

MAX_TOKEN_SUPPLY must be greater than or equal to totalSupply_ + _amount

Source Code

function createToken(address _to, uint256 _amount)
  public
  onlyOwnerOrAuthorized
  returns (bool)
{
  require(_to != address(0));
  require(_amount > 0);
  require(MAX_TOKEN_SUPPLY >= totalSupply_ + _amount);

  totalSupply_ = totalSupply_.add(_amount);
  balances[_to] = balances[_to].add(_amount);

  // KYC
  frozens[_to] = true;
  FrozenAddress(_to);

  CreateToken(_to, _amount);
  Transfer(address(0), _to, _amount);
  return true;
}

createTokenByAtes

Parameters

Name	Type
_to	address
_amount	uint256
_data	string

Properties

Visibility public

Mutability transaction

Modifiers

onlyOwnerOrAuthorized checks for the following:

One or more of the following: -null - OR owner must be equal to the sender's address

Requirements

_to must not be equal to UNKNOWN VALUE

_amount must be greater than 0

the number of values in undefined must be greater than 0

MAX_TOKEN_SUPPLY must be greater than or equal to totalSupply_ + _amount

Source Code

function createTokenByAtes(
  address _to,
  uint256 _amount,
  string _data
) public onlyOwnerOrAuthorized returns (bool) {
  require(_to != address(0));
  require(_amount > 0);
  require(bytes(_data).length > 0);
  require(MAX_TOKEN_SUPPLY >= totalSupply_ + _amount);

  totalSupply_ = totalSupply_.add(_amount);
  balances[_to] = balances[_to].add(_amount);

  // KYC
  frozens[_to] = true;
  FrozenAddress(_to);

  CreateTokenByAtes(_to, _amount, _data);
  Transfer(address(0), _to, _amount);
  return true;
}

Internal Functions Expand All Collapse All

Internal functions are parts of the contract that can't be used directly, but instead are used by the public functions listed above.

Mallcoin Token

ERC20

About

Stats

Events (9) keyboard_arrow_up

Approval Event

Parameters help Event parameters list the data that an event contains.

CreateToken Event

Parameters help Event parameters list the data that an event contains.

CreateTokenByAtes Event

Parameters help Event parameters list the data that an event contains.

FrozenAddress Event

Parameters help Event parameters list the data that an event contains.

FrozenTokenEvent Event

Parameters help Event parameters list the data that an event contains.

OwnershipTransferred Event

Parameters help Event parameters list the data that an event contains.

Transfer Event

Parameters help Event parameters list the data that an event contains.

UnFrozenAddress Event

Parameters help Event parameters list the data that an event contains.

UnFrozenTokenEvent Event

Parameters help Event parameters list the data that an event contains.

Constants (3) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

State Variables (8) keyboard_arrow_up

MAX_TOKEN_SUPPLY Variable

owner Variable

frozens Variable

frozenTokens Variable

allowed Variable

balances Variable

totalSupply_ Variable

authorizers Variable

Functions Expand All Collapse All

isAuthorized keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

addAuthorized keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyAuthorized checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

delAuthorized keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyAuthorized checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

transferOwnership keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

onlyOwner checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

totalSupply keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

balanceOf keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Source Code

transfer keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Properties

Modifiers help Modifiers are additions to a function that typically make various checks before the function is run.

isNotFrozen checks for the following:

Requirements help Requirements are checks that the function makes when it runs, and give you insight on what conditions are required for the function to succeed.

Source Code

allowance keyboard_arrow_up

Parameters help Function parameters list what input the function expects from the user. Each parameter must be given a value.

Events (9)

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Parameters

Constants (3)

State Variables (8)

isAuthorized

Parameters

Requirements

addAuthorized

Parameters

Modifiers

Requirements

delAuthorized

Parameters

Modifiers

Requirements

transferOwnership

Parameters

Modifiers

Requirements

totalSupply

Parameters

balanceOf

Parameters

transfer

Parameters

Modifiers

Requirements

allowance

Parameters

transferFrom

Parameters

Modifiers

Requirements

approve

Parameters

Requirements

increaseApproval

Parameters

decreaseApproval

Parameters

approveAndCall

Parameters

frozenAddress

Parameters

Modifiers

Requirements

unFrozenAddress

Parameters

Modifiers

Requirements

isFrozenByAddress

Parameters

Requirements

balanceFrozenTokens

Parameters

Requirements

balanceAvailableTokens

Parameters

Requirements

frozenToken

Parameters

Modifiers

Requirements

unFrozenToken

Parameters

Modifiers

Requirements