Contract Name:
ReserveRightsToken
Contract Source Code:
File 1 of 1 : ReserveRightsToken
pragma solidity ^0.4.24;
/**
* @title SafeMath
* @dev Math operations with safety checks that revert on error
*/
library SafeMath {
/**
* @dev Multiplies two numbers, reverts on overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
/**
* @dev Integer division of two numbers truncating the quotient, reverts on division by zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0); // Solidity only automatically asserts when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Subtracts two numbers, reverts on overflow (i.e. if subtrahend is greater than minuend).
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
/**
* @dev Adds two numbers, reverts on overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
/**
* @dev Divides two numbers and returns the remainder (unsigned integer modulo),
* reverts when dividing by zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
/**
* @title ERC20 interface
* @dev see https://github.com/ethereum/EIPs/issues/20
*/
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender)
external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value)
external returns (bool);
function transferFrom(address from, address to, uint256 value)
external returns (bool);
event Transfer(
address indexed from,
address indexed to,
uint256 value
);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
/**
* @title Standard ERC20 token
*
* @dev Implementation of the basic standard token.
* https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20.md
* Originally based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
*/
contract ERC20 is IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
uint256 private _totalSupply;
/**
* @dev Total number of tokens in existence
*/
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
/**
* @dev Gets the balance of the specified address.
* @param owner The address to query the balance of.
* @return An uint256 representing the amount owned by the passed address.
*/
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
/**
* @dev Function to check the amount of tokens that an owner allowed to a spender.
* @param owner address The address which owns the funds.
* @param spender address The address which will spend the funds.
* @return A uint256 specifying the amount of tokens still available for the spender.
*/
function allowance(
address owner,
address spender
)
public
view
returns (uint256)
{
return _allowed[owner][spender];
}
/**
* @dev Transfer token for a specified address
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
/**
* @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
* Beware that changing an allowance with this method brings the risk that someone may use both the old
* and the new allowance by unfortunate transaction ordering. One possible solution to mitigate this
* race condition is to first reduce the spender's allowance to 0 and set the desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
* @param spender The address which will spend the funds.
* @param value The amount of tokens to be spent.
*/
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
/**
* @dev Transfer tokens from one address to another
* @param from address The address which you want to send tokens from
* @param to address The address which you want to transfer to
* @param value uint256 the amount of tokens to be transferred
*/
function transferFrom(
address from,
address to,
uint256 value
)
public
returns (bool)
{
require(value <= _allowed[from][msg.sender]);
_allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
_transfer(from, to, value);
return true;
}
/**
* @dev Increase the amount of tokens that an owner allowed to a spender.
* approve should be called when allowed_[_spender] == 0. To increment
* allowed value is better to use this function to avoid 2 calls (and wait until
* the first transaction is mined)
* From MonolithDAO Token.sol
* @param spender The address which will spend the funds.
* @param addedValue The amount of tokens to increase the allowance by.
*/
function increaseAllowance(
address spender,
uint256 addedValue
)
public
returns (bool)
{
require(spender != address(0));
_allowed[msg.sender][spender] = (
_allowed[msg.sender][spender].add(addedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
/**
* @dev Decrease the amount of tokens that an owner allowed to a spender.
* approve should be called when allowed_[_spender] == 0. To decrement
* allowed value is better to use this function to avoid 2 calls (and wait until
* the first transaction is mined)
* From MonolithDAO Token.sol
* @param spender The address which will spend the funds.
* @param subtractedValue The amount of tokens to decrease the allowance by.
*/
function decreaseAllowance(
address spender,
uint256 subtractedValue
)
public
returns (bool)
{
require(spender != address(0));
_allowed[msg.sender][spender] = (
_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
/**
* @dev Transfer token for a specified addresses
* @param from The address to transfer from.
* @param to The address to transfer to.
* @param value The amount to be transferred.
*/
function _transfer(address from, address to, uint256 value) internal {
require(value <= _balances[from]);
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
/**
* @dev Internal function that mints an amount of the token and assigns it to
* an account. This encapsulates the modification of balances such that the
* proper events are emitted.
* @param account The account that will receive the created tokens.
* @param value The amount that will be created.
*/
function _mint(address account, uint256 value) internal {
require(account != 0);
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
/**
* @dev Internal function that burns an amount of the token of a given
* account.
* @param account The account whose tokens will be burnt.
* @param value The amount that will be burnt.
*/
function _burn(address account, uint256 value) internal {
require(account != 0);
require(value <= _balances[account]);
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
/**
* @dev Internal function that burns an amount of the token of a given
* account, deducting from the sender's allowance for said account. Uses the
* internal burn function.
* @param account The account whose tokens will be burnt.
* @param value The amount that will be burnt.
*/
function _burnFrom(address account, uint256 value) internal {
require(value <= _allowed[account][msg.sender]);
// Should https://github.com/OpenZeppelin/zeppelin-solidity/issues/707 be accepted,
// this function needs to emit an event with the updated approval.
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(
value);
_burn(account, value);
}
}
/**
* @title Roles
* @dev Library for managing addresses assigned to a Role.
*/
library Roles {
struct Role {
mapping (address => bool) bearer;
}
/**
* @dev give an account access to this role
*/
function add(Role storage role, address account) internal {
require(account != address(0));
require(!has(role, account));
role.bearer[account] = true;
}
/**
* @dev remove an account's access to this role
*/
function remove(Role storage role, address account) internal {
require(account != address(0));
require(has(role, account));
role.bearer[account] = false;
}
/**
* @dev check if an account has this role
* @return bool
*/
function has(Role storage role, address account)
internal
view
returns (bool)
{
require(account != address(0));
return role.bearer[account];
}
}
contract PauserRole {
using Roles for Roles.Role;
event PauserAdded(address indexed account);
event PauserRemoved(address indexed account);
Roles.Role private pausers;
constructor() internal {
_addPauser(msg.sender);
}
modifier onlyPauser() {
require(isPauser(msg.sender));
_;
}
function isPauser(address account) public view returns (bool) {
return pausers.has(account);
}
function addPauser(address account) public onlyPauser {
_addPauser(account);
}
function renouncePauser() public {
_removePauser(msg.sender);
}
function _addPauser(address account) internal {
pausers.add(account);
emit PauserAdded(account);
}
function _removePauser(address account) internal {
pausers.remove(account);
emit PauserRemoved(account);
}
}
/**
* @title Pausable
* @dev Base contract which allows children to implement an emergency stop mechanism.
*/
contract Pausable is PauserRole {
event Paused(address account);
event Unpaused(address account);
bool private _paused;
constructor() internal {
_paused = false;
}
/**
* @return true if the contract is paused, false otherwise.
*/
function paused() public view returns(bool) {
return _paused;
}
/**
* @dev Modifier to make a function callable only when the contract is not paused.
*/
modifier whenNotPaused() {
require(!_paused);
_;
}
/**
* @dev Modifier to make a function callable only when the contract is paused.
*/
modifier whenPaused() {
require(_paused);
_;
}
/**
* @dev called by the owner to pause, triggers stopped state
*/
function pause() public onlyPauser whenNotPaused {
_paused = true;
emit Paused(msg.sender);
}
/**
* @dev called by the owner to unpause, returns to normal state
*/
function unpause() public onlyPauser whenPaused {
_paused = false;
emit Unpaused(msg.sender);
}
}
/**
* @title Pausable token
* @dev ERC20 modified with pausable transfers.
**/
contract ERC20Pausable is ERC20, Pausable {
function transfer(
address to,
uint256 value
)
public
whenNotPaused
returns (bool)
{
return super.transfer(to, value);
}
function transferFrom(
address from,
address to,
uint256 value
)
public
whenNotPaused
returns (bool)
{
return super.transferFrom(from, to, value);
}
function approve(
address spender,
uint256 value
)
public
whenNotPaused
returns (bool)
{
return super.approve(spender, value);
}
function increaseAllowance(
address spender,
uint addedValue
)
public
whenNotPaused
returns (bool success)
{
return super.increaseAllowance(spender, addedValue);
}
function decreaseAllowance(
address spender,
uint subtractedValue
)
public
whenNotPaused
returns (bool success)
{
return super.decreaseAllowance(spender, subtractedValue);
}
}
contract ReserveRightsToken is ERC20Pausable {
string public name = "Reserve Rights";
string public symbol = "RSR";
uint8 public decimals = 18;
// Tokens belonging to Reserve team members and early investors are locked until network launch.
mapping (address => bool) public reserveTeamMemberOrEarlyInvestor;
event AccountLocked(address indexed lockedAccount);
// Hard-coded addresses from the previous deployment, which should be locked and contain token allocations.
address[] previousAddresses = [
0x8ad9c8ebe26eadab9251b8fc36cd06a1ec399a7f,
0xb268c230720d16c69a61cbee24731e3b2a3330a1,
0x082705fabf49bd30de8f0222821f6d940713b89d,
0xc3aa4ced5dea58a3d1ca76e507515c79ca1e4436,
0x66f25f036eb4463d8a45c6594a325f9e89baa6db,
0x9e454fe7d8e087fcac4ec8c40562de781004477e,
0x4fcc7ca22680aed155f981eeb13089383d624aa9,
0x5a66650e5345d76eb8136ea1490cbcce1c08072e,
0x698a10b5d0972bffea306ba5950bd74d2af3c7ca,
0xdf437625216cca3d7148e18d09f4aab0d47c763b,
0x24b4a6847ccb32972de40170c02fda121ddc6a30,
0x8d29a24f91df381feb4ee7f05405d3fb888c643e,
0x5a7350d95b9e644dcab4bc642707f43a361bf628,
0xfc2e9a5cd1bb9b3953ffa7e6ddf0c0447eb95f11,
0x3ac7a6c3a2ff08613b611485f795d07e785cbb95,
0x47fc47cbcc5217740905e16c4c953b2f247369d2,
0xd282337950ac6e936d0f0ebaaff1ffc3de79f3d5,
0xde59cd3aa43a2bf863723662b31906660c7d12b6,
0x5f84660cabb98f7b7764cd1ae2553442da91984e,
0xefbaaf73fc22f70785515c1e2be3d5ba2fb8e9b0,
0x63c5ffb388d83477a15eb940cfa23991ca0b30f0,
0x14f018cce044f9d3fb1e1644db6f2fab70f6e3cb,
0xbe30069d27a250f90c2ee5507bcaca5f868265f7,
0xcfef27288bedcd587a1ed6e86a996c8c5b01d7c1,
0x5f57bbccc7ffa4c46864b5ed999a271bc36bb0ce,
0xbae85de9858375706dde5907c8c9c6ee22b19212,
0x5cf4bbb0ff093f3c725abec32fba8f34e4e98af1,
0xcb2d434bf72d3cd43d0c368493971183640ffe99,
0x02fc8e99401b970c265480140721b28bb3af85ab,
0xe7ad11517d7254f6a0758cee932bffa328002dd0,
0x6b39195c164d693d3b6518b70d99877d4f7c87ef,
0xc59119d8e4d129890036a108aed9d9fe94db1ba9,
0xd28661e4c75d177d9c1f3c8b821902c1abd103a6,
0xba385610025b1ea8091ae3e4a2e98913e2691ff7,
0xcd74834b8f3f71d2e82c6240ae0291c563785356,
0x657a127639b9e0ccccfbe795a8e394d5ca158526
];
constructor() public {
IERC20 previousToken = IERC20(0xc2646eda7c2d4bf131561141c1d5696c4f01eb53);
address reservePrimaryWallet = 0xfa3bd0b2ac6e63f16d16d7e449418837a8a3ae27;
_mint(reservePrimaryWallet, previousToken.balanceOf(reservePrimaryWallet));
for (uint i = 0; i < previousAddresses.length; i++) {
reserveTeamMemberOrEarlyInvestor[previousAddresses[i]] = true;
_mint(previousAddresses[i], previousToken.balanceOf(previousAddresses[i]));
emit AccountLocked(previousAddresses[i]);
}
}
function transfer(address to, uint256 value) public returns (bool) {
// Tokens belonging to Reserve team members and early investors are locked until network launch.
require(!reserveTeamMemberOrEarlyInvestor[msg.sender]);
super.transfer(to, value);
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
// Tokens belonging to Reserve team members and early investors are locked until network launch.
require(!reserveTeamMemberOrEarlyInvestor[from]);
super.transferFrom(from, to, value);
}
/// This function is intended to be used only by Reserve team members and investors.
/// You can call it yourself, but you almost certainly don’t want to.
/// Anyone who calls this function will cause their own tokens to be subject to
/// a long lockup. Reserve team members and some investors do this to commit
/// ourselves to not dumping tokens early. If you are not a Reserve team member
/// or investor, you don’t need to limit yourself in this way.
///
/// THIS FUNCTION LOCKS YOUR TOKENS. ONLY USE IT IF YOU KNOW WHAT YOU ARE DOING.
function lockMyTokensForever(string consent) public returns (bool) {
require(keccak256(abi.encodePacked(consent)) == keccak256(abi.encodePacked(
"I understand that I am locking my account forever, or at least until the next token upgrade."
)));
reserveTeamMemberOrEarlyInvestor[msg.sender] = true;
emit AccountLocked(msg.sender);
}
}