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pragma solidity ^0.4.25; | |
contract Bridge { | |
// message sent to other chains | |
// srcChain is implicit (this chain), destChain is map key | |
struct SendMsg { | |
address srcAddr; | |
address destAddr; | |
uint256 value; | |
// final response status from other chains, -1 unknown, 1 success, 0 fail | |
int8 status; | |
} | |
// message received from other chains | |
// srcChain is map key, destChain is implicit (this chain) | |
struct RecvMsg { | |
address srcAddr; | |
address destAddr; | |
uint256 value; | |
bool success; // result of the message | |
} | |
// msgs sent to other chains, by destChainId | |
mapping (uint256 => SendMsg[]) public sendMsgsByDestChain; | |
mapping (uint256 => uint256) public lastSentMsgIdByDestChain; | |
mapping (uint256 => uint256) public lastAckedMsgIdByDestChain; | |
// received messages from other chains, by srcChainId | |
mapping (uint256 => RecvMsg[]) public recvMsgsBySrcChain; | |
mapping (uint256 => uint256) public lastMsgIdBySrcChain; | |
// request event, contains only ID information to save storage | |
event Request(uint256 destChain, uint256 id); | |
event Response(uint256 srcChain, uint256 id); | |
address owner; | |
constructor(address _owner) public { | |
owner = _owner; | |
} | |
// send message to destChain/destAddr from srcAddr | |
// srcAddr could be different from msg.sender, if different, usually called by | |
// other contract to replace their user | |
// called by normal user or other contract in the same chain | |
function send(address srcAddr, uint256 destChain, address destAddr) public payable { | |
require(srcAddr != address(0) && destChain>0 && destAddr!=address(0)); | |
sendMsgsByDestChain[destChain].push(SendMsg({srcAddr: srcAddr, | |
destAddr: destAddr, value: msg.value, status: -1})); | |
uint256 lastMsgId = lastSentMsgIdByDestChain[destChain]; | |
lastSentMsgIdByDestChain[destChain] = lastMsgId + 1; // first message id is 1 | |
emit Request(destChain, lastMsgId + 1); | |
} | |
// forward message from relay server to dest chain | |
// called by relay server | |
function forward(uint256 srcChain, uint256 id, address srcAddr, address destAddr) public payable { | |
require(msg.sender == owner, "only owner is allowed to relay message"); | |
// ensure id is expected, prevent duplicate message and double spent | |
uint256 expectedMsgId = lastMsgIdBySrcChain[srcChain] + 1; | |
require(id == expectedMsgId, "id is not expected"); | |
bool success = true; | |
if(msg.value>0){ | |
//TODO: limit the gas value to prevent reentry attack | |
success = destAddr.send(msg.value); | |
} | |
lastMsgIdBySrcChain[srcChain] = id; | |
recvMsgsBySrcChain[srcChain].push(RecvMsg({srcAddr: srcAddr, | |
destAddr: destAddr, value: msg.value, success: success})); | |
emit Response(srcChain, id); | |
} | |
// called by relay server to withdraw money from contract to himself | |
function withdraw(uint256 value) public { | |
require(value>0); | |
require(msg.sender == owner, "only owner is allowed to withdraw"); | |
require(address(this).balance>=value, "no enough money"); | |
owner.transfer(address(this).balance); | |
} | |
} |
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pragma solidity ^0.4.4; | |
contract Demo { | |
string public _val; | |
function setval(string val) public { | |
_val = val; | |
} | |
} |
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pragma solidity ^0.4.11; | |
contract G2Token { | |
string public name = "Dual Genesis"; // token name | |
string public symbol = "G2"; // token symbol | |
uint256 public decimals = 6; // token digit | |
mapping (address => uint256) public balanceOf; | |
mapping (address => mapping (address => uint256)) public allowance; | |
uint256 public totalSupply = 0; | |
bool public stopped = false; | |
uint256 constant valueFounder = 10000000000000000; | |
address owner = 0x0; | |
modifier isOwner { | |
assert(owner == msg.sender); | |
_; | |
} | |
modifier isRunning { | |
assert (!stopped); | |
_; | |
} | |
modifier validAddress { | |
assert(0x0 != msg.sender); | |
_; | |
} | |
constructor(address _addressFounder) public { | |
owner = msg.sender; | |
totalSupply = valueFounder; | |
balanceOf[_addressFounder] = valueFounder; | |
emit Transfer(0x0, _addressFounder, valueFounder); | |
} | |
function transfer(address _to, uint256 _value) public isRunning validAddress returns (bool success) { | |
require(balanceOf[msg.sender] >= _value); | |
require(balanceOf[_to] + _value >= balanceOf[_to]); | |
balanceOf[msg.sender] -= _value; | |
balanceOf[_to] += _value; | |
emit Transfer(msg.sender, _to, _value); | |
return true; | |
} | |
function transferFrom(address _from, address _to, uint256 _value) public isRunning validAddress returns (bool success) { | |
require(balanceOf[_from] >= _value); | |
require(balanceOf[_to] + _value >= balanceOf[_to]); | |
require(allowance[_from][msg.sender] >= _value); | |
balanceOf[_to] += _value; | |
balanceOf[_from] -= _value; | |
allowance[_from][msg.sender] -= _value; | |
emit Transfer(_from, _to, _value); | |
return true; | |
} | |
function approve(address _spender, uint256 _value) public isRunning validAddress returns (bool success) { | |
require(_value == 0 || allowance[msg.sender][_spender] == 0); | |
allowance[msg.sender][_spender] = _value; | |
emit Approval(msg.sender, _spender, _value); | |
return true; | |
} | |
function stop() public isOwner { | |
stopped = true; | |
} | |
function start() public isOwner { | |
stopped = false; | |
} | |
function setName(string _name) public isOwner { | |
name = _name; | |
} | |
function burn(uint256 _value) public { | |
require(balanceOf[msg.sender] >= _value); | |
balanceOf[msg.sender] -= _value; | |
balanceOf[0x0] += _value; | |
emit Transfer(msg.sender, 0x0, _value); | |
} | |
event Transfer(address indexed _from, address indexed _to, uint256 _value); | |
event Approval(address indexed _owner, address indexed _spender, uint256 _value); | |
} |
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pragma solidity ^0.4.24; | |
/** | |
* @title ERC20Basic | |
* @dev Simpler version of ERC20 interface | |
* See https://github.com/ethereum/EIPs/issues/179 | |
*/ | |
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); | |
} | |
/** | |
* @title SafeMath | |
* @dev Math operations with safety checks that throw on error | |
*/ | |
library SafeMath { | |
/** | |
* @dev Multiplies two numbers, throws on overflow. | |
*/ | |
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) { | |
// Gas optimization: this is cheaper than asserting '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; | |
} | |
c = a * b; | |
assert(c / a == b); | |
return c; | |
} | |
/** | |
* @dev Integer division of two numbers, truncating the quotient. | |
*/ | |
function div(uint256 a, uint256 b) internal pure returns (uint256) { | |
// assert(b > 0); // Solidity automatically throws 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 a / b; | |
} | |
/** | |
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend). | |
*/ | |
function sub(uint256 a, uint256 b) internal pure returns (uint256) { | |
assert(b <= a); | |
return a - b; | |
} | |
/** | |
* @dev Adds two numbers, throws on overflow. | |
*/ | |
function add(uint256 a, uint256 b) internal pure returns (uint256 c) { | |
c = a + b; | |
assert(c >= a); | |
return c; | |
} | |
} | |
/** | |
* @title Basic token | |
* @dev Basic version of StandardToken, with no allowances. | |
*/ | |
contract BasicToken is ERC20Basic { | |
using SafeMath for uint256; | |
mapping(address => uint256) internal balances; | |
uint256 internal totalSupply_ = 10000000000000000; | |
/** | |
* @dev Total number of tokens in existence | |
*/ | |
function totalSupply() public view returns (uint256) { | |
return totalSupply_; | |
} | |
/** | |
* @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) { | |
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; | |
} | |
/** | |
* @dev Gets the balance of the specified address. | |
* @param _owner The address to query the 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]; | |
} | |
} | |
/** | |
* @title ERC20 interface | |
* @dev see https://github.com/ethereum/EIPs/issues/20 | |
*/ | |
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 | |
); | |
} | |
/** | |
* @title Standard ERC20 token | |
* | |
* @dev Implementation of the basic standard token. | |
* https://github.com/ethereum/EIPs/issues/20 | |
* Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol | |
*/ | |
contract StandardToken is ERC20, BasicToken { | |
mapping (address => mapping (address => uint256)) internal allowed; | |
/** | |
* @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 <= 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; | |
} | |
/** | |
* @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) { | |
allowed[msg.sender][_spender] = _value; | |
emit Approval(msg.sender, _spender, _value); | |
return true; | |
} | |
/** | |
* @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 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 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; | |
} | |
/** | |
* @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 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; | |
} | |
} | |
/** | |
* @title Ownable | |
* @dev The Ownable contract has an owner address, and provides basic authorization control | |
* functions, this simplifies the implementation of "user permissions". | |
*/ | |
contract Ownable { | |
address public owner; | |
event OwnershipRenounced(address indexed previousOwner); | |
event OwnershipTransferred( | |
address indexed previousOwner, | |
address indexed newOwner | |
); | |
/** | |
* @dev The Ownable constructor sets the original `owner` of the contract to the sender | |
* account. | |
*/ | |
constructor() public { | |
owner = msg.sender; | |
} | |
/** | |
* @dev Throws if called by any account other than the owner. | |
*/ | |
modifier onlyOwner() { | |
require(msg.sender == owner); | |
_; | |
} | |
/** | |
* @dev Allows the current owner to relinquish control of the contract. | |
* @notice Renouncing to ownership will leave the contract without an owner. | |
* It will not be possible to call the functions with the `onlyOwner` | |
* modifier anymore. | |
*/ | |
function renounceOwnership() public onlyOwner { | |
emit OwnershipRenounced(owner); | |
owner = address(0); | |
} | |
/** | |
* @dev Allows the current owner to transfer control of the contract to a newOwner. | |
* @param _newOwner The address to transfer ownership to. | |
*/ | |
function transferOwnership(address _newOwner) public onlyOwner { | |
_transferOwnership(_newOwner); | |
} | |
/** | |
* @dev Transfers control of the contract to a newOwner. | |
* @param _newOwner The address to transfer ownership to. | |
*/ | |
function _transferOwnership(address _newOwner) internal { | |
require(_newOwner != address(0)); | |
emit OwnershipTransferred(owner, _newOwner); | |
owner = _newOwner; | |
} | |
} | |
/** | |
* @title Pausable | |
* @dev Base contract which allows children to implement an emergency stop mechanism. | |
*/ | |
contract Pausable is Ownable { | |
event Pause(); | |
event Unpause(); | |
bool public paused = false; | |
/** | |
* @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() onlyOwner whenNotPaused public { | |
paused = true; | |
emit Pause(); | |
} | |
/** | |
* @dev called by the owner to unpause, returns to normal state | |
*/ | |
function unpause() onlyOwner whenPaused public { | |
paused = false; | |
emit Unpause(); | |
} | |
} | |
/** | |
* @title Pausable token | |
* @dev StandardToken modified with pausable transfers. | |
**/ | |
contract PausableToken is StandardToken, 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 increaseApproval( | |
address _spender, | |
uint _addedValue | |
) | |
public | |
whenNotPaused | |
returns (bool success) | |
{ | |
return super.increaseApproval(_spender, _addedValue); | |
} | |
function decreaseApproval( | |
address _spender, | |
uint _subtractedValue | |
) | |
public | |
whenNotPaused | |
returns (bool success) | |
{ | |
return super.decreaseApproval(_spender, _subtractedValue); | |
} | |
} | |
contract G2Token is PausableToken { | |
string public name = "Dual Genesis"; // token name | |
string public symbol = "G2"; // token symbol | |
uint256 public decimals = 6; // token digit | |
mapping(address => uint256) public invests; | |
mapping(address => uint256) public releaseTimes; | |
mapping(address => uint256) public released; | |
constructor() public { | |
balances[msg.sender] = totalSupply(); | |
emit Transfer(0x0, msg.sender, totalSupply()); | |
} | |
/** | |
* @dev Add a new invester to the contract. | |
* @param _invester The address of the invester to add. | |
* @param _invest The number of locked G2 Token owned by the invester. | |
* @param _releaseTime timestamp when token release is first enabled | |
*/ | |
function addInvester(address _invester, uint256 _invest, uint256 _releaseTime) onlyOwner public { | |
require(_invester != address(0)); | |
require(_invest > 0); | |
require(invests[_invester] == 0); | |
require(_invest <= balances[msg.sender]); | |
invests[_invester] = _invest; | |
releaseTimes[_invester] = _releaseTime; | |
// lock _invest G2 coin to "this" address | |
balances[msg.sender] = balances[msg.sender].sub(_invest); | |
balances[this] = balances[this].add(_invest); | |
emit Transfer(msg.sender, this, _invest); | |
} | |
/** | |
* @dev release called by invester, to release their locked G2 token | |
*/ | |
function release() public { | |
address invester = msg.sender; | |
require(invests[invester] > 0); | |
require(releaseTimes[invester] > 0); | |
uint256 releaseTime = releaseTimes[invester]; | |
require(block.timestamp >= releaseTime); | |
uint256 total = invests[invester]; | |
uint256 unreleased = total.sub(released[invester]); | |
require(unreleased > 0); | |
uint256 oneMonthSeconds = 30*24*60*60; //30 days seconds | |
uint256 totalCanUnlockPercent = 55; //55% | |
if(block.timestamp >= releaseTime.add(2*oneMonthSeconds)){ //60 days after first release time | |
totalCanUnlockPercent += 15; | |
} | |
if(block.timestamp >= releaseTime.add(4*oneMonthSeconds)){ //120 days after first release time | |
totalCanUnlockPercent += 15; | |
} | |
if(block.timestamp >= releaseTime.add(6*oneMonthSeconds)){ //180 days after first release time | |
totalCanUnlockPercent += 15; | |
} | |
uint256 totalCanUnlock = total.mul(totalCanUnlockPercent).div(100); | |
uint256 canRelease = totalCanUnlock.sub(released[invester]); | |
require(canRelease > 0); | |
released[invester] = released[invester].add(canRelease); | |
// unlock G2 coin from "this" to invester address | |
balances[this] = balances[this].sub(canRelease); | |
balances[invester] = balances[invester].add(canRelease); | |
emit Transfer(this, invester, canRelease); | |
} | |
} | |
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pragma solidity ^0.4.24; | |
/** | |
* @title SafeMath | |
* @dev Math operations with safety checks that throw on error | |
*/ | |
library SafeMath { | |
/** | |
* @dev Multiplies two numbers, throws on overflow. | |
*/ | |
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) { | |
// Gas optimization: this is cheaper than asserting '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; | |
} | |
c = a * b; | |
assert(c / a == b); | |
return c; | |
} | |
/** | |
* @dev Integer division of two numbers, truncating the quotient. | |
*/ | |
function div(uint256 a, uint256 b) internal pure returns (uint256) { | |
// assert(b > 0); // Solidity automatically throws 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 a / b; | |
} | |
/** | |
* @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend). | |
*/ | |
function sub(uint256 a, uint256 b) internal pure returns (uint256) { | |
assert(b <= a); | |
return a - b; | |
} | |
/** | |
* @dev Adds two numbers, throws on overflow. | |
*/ | |
function add(uint256 a, uint256 b) internal pure returns (uint256 c) { | |
c = a + b; | |
assert(c >= a); | |
return c; | |
} | |
} | |
/** | |
* @title ERC20Basic | |
* @dev Simpler version of ERC20 interface | |
* See https://github.com/ethereum/EIPs/issues/179 | |
*/ | |
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); | |
} | |
/** | |
* @title ERC20 interface | |
* @dev see https://github.com/ethereum/EIPs/issues/20 | |
*/ | |
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 | |
); | |
} | |
library SafeERC20 { | |
function safeTransfer(ERC20Basic token, address to, uint256 value) internal { | |
require(token.transfer(to, value)); | |
} | |
function safeTransferFrom( | |
ERC20 token, | |
address from, | |
address to, | |
uint256 value | |
) | |
internal | |
{ | |
require(token.transferFrom(from, to, value)); | |
} | |
function safeApprove(ERC20 token, address spender, uint256 value) internal { | |
require(token.approve(spender, value)); | |
} | |
} | |
/** | |
* @title G2TokenTimelock | |
* @dev G2TokenTimelock is a token holder contract that will allow a | |
* beneficiary to extract the tokens gradually | |
*/ | |
contract G2TokenTimelock { | |
using SafeMath for uint256; | |
using SafeERC20 for ERC20Basic; | |
// ERC20 basic token contract being held | |
ERC20Basic public token; | |
// beneficiary of tokens after they are released | |
address public beneficiary; | |
// timestamp when token release is first enabled | |
uint256 public releaseTime; | |
uint256 public released; // | |
constructor( | |
ERC20Basic _token, | |
address _beneficiary, | |
uint256 _releaseTime | |
) | |
public | |
{ | |
// solium-disable-next-line security/no-block-members | |
require(_releaseTime > block.timestamp); | |
token = _token; | |
beneficiary = _beneficiary; | |
releaseTime = _releaseTime; | |
released = 0; | |
} | |
/** | |
* @notice Transfers tokens held by timelock to beneficiary. | |
*/ | |
function release() public { | |
// solium-disable-next-line security/no-block-members | |
require(block.timestamp >= releaseTime); | |
uint256 unreleased = token.balanceOf(this); | |
require(unreleased > 0); | |
uint256 total = unreleased.add(released); | |
uint256 oneMonthSeconds = 30*24*60*60; //30 days seconds | |
uint256 totalCanUnlockPercent = 55; //55% | |
if(block.timestamp >= releaseTime.add(2*oneMonthSeconds)){ //60 days after first release time | |
totalCanUnlockPercent += 15; | |
} | |
if(block.timestamp >= releaseTime.add(4*oneMonthSeconds)){ //120 days after first release time | |
totalCanUnlockPercent += 15; | |
} | |
if(block.timestamp >= releaseTime.add(6*oneMonthSeconds)){ //180 days after first release time | |
totalCanUnlockPercent += 15; | |
} | |
uint256 totalCanUnlock = total.mul(totalCanUnlockPercent).div(100); | |
uint256 canRelease = totalCanUnlock.sub(released); | |
require(canRelease > 0); | |
released = released.add(canRelease); | |
token.safeTransfer(beneficiary, canRelease); | |
} | |
} |
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pragma solidity ^0.4.4; | |
contract Md5hash { | |
string public _md5hash; | |
function md5hash() private { | |
bytes16[1] memory md5; | |
bytes5[1] memory input; | |
input[0] = "hello"; | |
bytes16 helloMd5 = hex"5d41402abc4b2a76b9719d911017c592"; | |
assembly { | |
if iszero(call(not(0), 0x09, 0, input, 5, md5, 16)) { | |
revert(0, 0) | |
} | |
} | |
assert(helloMd5 == md5[0]); | |
} | |
function test() public { | |
md5hash(); | |
} | |
} |
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