Golem Network Token

0xa74476443119a942de498590fe1f2454d7d4ac0d Copy

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Stats

Public Functions 9

Event Types 3

Code Size 11,646 bytes

Events (3)

Migrate Event

Parameters

_from	address
_to	address
_value	uint256

Refund Event

Parameters

_from	address
_value	uint256

Transfer Event

Parameters

_from	address
_to	address
_value	uint256

Constants (6)

name Constant

string

Golem Network Token

symbol Constant

string

GNT

decimals Constant

uint8

tokenCreationRate Constant

uint256

1000

tokenCreationCap Constant

uint256

820000 ether * tokenCreationRate

tokenCreationMin Constant

uint256

150000 ether * tokenCreationRate

State Variables (10)

fundingStartBlock Variable

uint256

fundingEndBlock Variable

uint256

funding Variable

bool

golemFactory Variable

address

migrationMaster Variable

address

migrationAgent Variable

address

totalMigrated Variable

uint256

lockedAllocation Variable

GNTAllocation

Internal Variable

totalTokens Variable

uint256

Internal Variable

balances Variable

mapping(address => uint256)

Internal Variable

Functions Expand All Collapse All

transfer

Parameters

Name	Type
_to	address
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

funding must not be true

Source Code

function transfer(address _to, uint256 _value) returns (bool) {
  // Abort if not in Operational state.
  if (funding) throw;

  var senderBalance = balances[msg.sender];
  if (senderBalance >= _value && _value > 0) {
    senderBalance -= _value;
    balances[msg.sender] = senderBalance;
    balances[_to] += _value;
    Transfer(msg.sender, _to, _value);
    return true;
  }
  return false;
}

totalSupply

Parameters

This function has no parameters.

Properties

Visibility public

Mutability constant

Source Code

function totalSupply() external constant returns (uint256) {
  return totalTokens;
}

balanceOf

Parameters

Name	Type
_owner	address

Properties

Visibility public

Mutability constant

Source Code

function balanceOf(address _owner) external constant returns (uint256) {
  return balances[_owner];
}

migrate

Parameters

Name	Type
_value	uint256

Properties

Visibility public

Mutability transaction

Requirements

funding must not be true

migrationAgent must not be equal to 0

_value must not be equal to 0

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

Source Code

function migrate(uint256 _value) external {
  // Abort if not in Operational Migration state.
  if (funding) throw;
  if (migrationAgent == 0) throw;

  // Validate input value.
  if (_value == 0) throw;
  if (_value > balances[msg.sender]) throw;

  balances[msg.sender] -= _value;
  totalTokens -= _value;
  totalMigrated += _value;
  MigrationAgent(migrationAgent).migrateFrom(msg.sender, _value);
  Migrate(msg.sender, migrationAgent, _value);
}

setMigrationAgent

Parameters

Name	Type
_agent	address

Properties

Visibility public

Mutability transaction

Requirements

funding must not be true

migrationAgent must be equal to 0

migrationMaster must be equal to the sender's address

Source Code

function setMigrationAgent(address _agent) external {
  // Abort if not in Operational Normal state.
  if (funding) throw;
  if (migrationAgent != 0) throw;
  if (msg.sender != migrationMaster) throw;
  migrationAgent = _agent;
}

setMigrationMaster

Parameters

Name	Type
_master	address

Properties

Visibility public

Mutability transaction

Requirements

migrationMaster must be equal to the sender's address

_master must not be equal to 0

Source Code

function setMigrationMaster(address _master) external {
  if (msg.sender != migrationMaster) throw;
  if (_master == 0) throw;
  migrationMaster = _master;
}

create

Parameters

This function has no parameters.

Properties

Visibility public

Mutability payable

Requirements

funding must not be true

fundingStartBlock must be less than or equal to block.number

fundingEndBlock must be greater than or equal to block.number

msg.value must not be equal to 0

msg.value must be less than or equal to UNKNOWN VALUE / tokenCreationRate

Source Code

function create() external payable {
  // Abort if not in Funding Active state.
  // The checks are split (instead of using or operator) because it is
  // cheaper this way.
  if (!funding) throw;
  if (block.number < fundingStartBlock) throw;
  if (block.number > fundingEndBlock) throw;

  // Do not allow creating 0 or more than the cap tokens.
  if (msg.value == 0) throw;
  if (msg.value > (tokenCreationCap - totalTokens) / tokenCreationRate) throw;

  var numTokens = msg.value * tokenCreationRate;
  totalTokens += numTokens;

  // Assign new tokens to the sender
  balances[msg.sender] += numTokens;

  // Log token creation event
  Transfer(0, msg.sender, numTokens);
}

finalize

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

funding must not be true

One or more of the following: - totalTokens must be greater than or equal to tokenCreationCap

the result of calling undefined with this.balance must not be true

Source Code

function finalize() external {
  // Abort if not in Funding Success state.
  if (!funding) throw;
  if (
    (block.number <= fundingEndBlock || totalTokens < tokenCreationMin) &&
    totalTokens < tokenCreationCap
  ) throw;

  // Switch to Operational state. This is the only place this can happen.
  funding = false;

  // Create additional GNT for the Golem Factory and developers as
  // the 18% of total number of tokens.
  // All additional tokens are transfered to the account controller by
  // GNTAllocation contract which will not allow using them for 6 months.
  uint256 percentOfTotal = 18;
  uint256 additionalTokens = (totalTokens * percentOfTotal) /
    (100 - percentOfTotal);
  totalTokens += additionalTokens;
  balances[lockedAllocation] += additionalTokens;
  Transfer(0, lockedAllocation, additionalTokens);

  // Transfer ETH to the Golem Factory address.
  if (!golemFactory.send(this.balance)) throw;
}

refund

Parameters

This function has no parameters.

Properties

Visibility public

Mutability transaction

Requirements

funding must not be true

fundingEndBlock must be less than block.number

totalTokens must be less than tokenCreationMin

gntValue must not be equal to 0

the result of calling undefined with ethValue must not be true

Source Code

function refund() external {
  // Abort if not in Funding Failure state.
  if (!funding) throw;
  if (block.number <= fundingEndBlock) throw;
  if (totalTokens >= tokenCreationMin) throw;

  var gntValue = balances[msg.sender];
  if (gntValue == 0) throw;
  balances[msg.sender] = 0;
  totalTokens -= gntValue;

  var ethValue = gntValue / tokenCreationRate;
  Refund(msg.sender, ethValue);
  if (!msg.sender.send(ethValue)) throw;
}

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.

Golem Network Token

About

Stats

Events (3) keyboard_arrow_up

Migrate Event

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

Refund 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.

Constants (6) keyboard_arrow_up

name Constant

symbol Constant

decimals Constant

tokenCreationRate Constant

tokenCreationCap Constant

tokenCreationMin Constant

State Variables (10) keyboard_arrow_up

fundingStartBlock Variable

fundingEndBlock Variable

funding Variable

golemFactory Variable

migrationMaster Variable

migrationAgent Variable

totalMigrated Variable

lockedAllocation Variable

totalTokens Variable

balances Variable

Functions Expand All Collapse All

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

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

migrate 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

setMigrationAgent 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

setMigrationMaster 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

create 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

finalize 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

refund 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

Internal Functions Expand All Collapse All

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Events (3)

Parameters

Parameters

Parameters

Constants (6)

State Variables (10)

transfer

Parameters

Requirements

totalSupply

Parameters

balanceOf

Parameters

migrate

Parameters

Requirements

setMigrationAgent

Parameters

Requirements

setMigrationMaster

Parameters

Requirements

create

Parameters

Requirements

finalize

Parameters

Requirements

refund

Parameters

Requirements