Insureum Token
ERC20
This contract is an ERC20 token.
Name
Insureum Token
Symbol
ISR
Decimals
18
Total Supply
290,000,000 ISR
About
Identical Contracts
The following contracts have identical source code.
Stats
Public Functions
27
Event Types
9
Code Size
25,359 bytes
Events (9) keyboard_arrow_up
State Variables (16) keyboard_arrow_up
Functions
totalSupply keyboard_arrow_up
balanceOf keyboard_arrow_up
transfer keyboard_arrow_up
Requirements help
Source Code
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
allowance keyboard_arrow_up
transferFrom keyboard_arrow_up
Requirements help
Source Code
function transferFrom(
address _from,
address _to,
uint256 _value
) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
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;
}
approve keyboard_arrow_up
Source Code
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
increaseApproval keyboard_arrow_up
Source Code
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;
}
decreaseApproval keyboard_arrow_up
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);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
isToken keyboard_arrow_up
upgrade keyboard_arrow_up
Source Code
function upgrade(uint256 value) public {
UpgradeState state = getUpgradeState();
if (
!(state == UpgradeState.ReadyToUpgrade || state == UpgradeState.Upgrading)
) {
// Called in a bad state
revert();
}
// Validate input value.
if (value == 0) revert();
balances[msg.sender] = balances[msg.sender].sub(value);
// Take tokens out from circulation
totalSupply_ = totalSupply_.sub(value);
totalUpgraded = totalUpgraded.add(value);
// Upgrade agent reissues the tokens
upgradeAgent.upgradeFrom(msg.sender, value);
emit Upgrade(msg.sender, upgradeAgent, value);
}
setUpgradeAgent keyboard_arrow_up
Source Code
function setUpgradeAgent(address agent) external {
if (!canUpgrade()) {
// The token is not yet in a state that we could think upgrading
revert();
}
if (agent == 0x0) revert();
// Only a master can designate the next agent
if (msg.sender != upgradeMaster) revert();
// Upgrade has already begun for an agent
if (getUpgradeState() == UpgradeState.Upgrading) revert();
upgradeAgent = UpgradeAgent(agent);
// Bad interface
if (!upgradeAgent.isUpgradeAgent()) revert();
// Make sure that token supplies match in source and target
if (upgradeAgent.originalSupply() != totalSupply_) revert();
emit UpgradeAgentSet(upgradeAgent);
}
getUpgradeState keyboard_arrow_up
Parameters help
This function has no parameters.
Source Code
function getUpgradeState() public view returns (UpgradeState) {
if (!canUpgrade()) return UpgradeState.NotAllowed;
else if (address(upgradeAgent) == 0x00) return UpgradeState.WaitingForAgent;
else if (totalUpgraded == 0) return UpgradeState.ReadyToUpgrade;
else return UpgradeState.Upgrading;
}
setUpgradeMaster keyboard_arrow_up
canUpgrade keyboard_arrow_up
transferOwnership keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
owner = newOwner;
}
mint keyboard_arrow_up
Modifiers help
onlyMintAgent checks for the following:
canMint checks for the following:
Source Code
function mint(address receiver, uint256 amount) public onlyMintAgent canMint {
totalSupply_ = totalSupply_.plus(amount);
balances[receiver] = balances[receiver].plus(amount);
// This will make the mint transaction apper in EtherScan.io
// We can remove this after there is a standardized minting event
emit Transfer(0, receiver, amount);
}
setMintAgent keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
canMint checks for the following:
Source Code
function setMintAgent(address addr, bool state) public onlyOwner canMint {
mintAgents[addr] = state;
emit MintingAgentChanged(addr, state);
}
setReleaseAgent keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function setReleaseAgent(address addr)
public
onlyOwner /* inReleaseState(false) */
{
// We don't do interface check here as we might want to a normal wallet address to act as a release agent
releaseAgent = addr;
}
setTransferAgent keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function setTransferAgent(address addr, bool state)
public
onlyOwner /* inReleaseState(false) */
{
transferAgents[addr] = state;
}
setLockAddress keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function setLockAddress(address addr, bool state)
public
onlyOwner /*inReleaseState(false)*/
{
lockAddresses[addr] = state;
}
releaseTokenTransfer keyboard_arrow_up
lockTokenTransfer keyboard_arrow_up
transfer keyboard_arrow_up
Modifiers help
canTransfer checks for the following:
Source Code
function transfer(address _to, uint256 _value)
public
canTransfer(msg.sender)
returns (bool success)
{
// Call StandardToken.transfer()
return super.transfer(_to, _value);
}
transferFrom keyboard_arrow_up
Modifiers help
canTransfer checks for the following:
Source Code
function transferFrom(
address _from,
address _to,
uint256 _value
) public canTransfer(_from) returns (bool success) {
// Call StandardToken.transferForm()
return super.transferFrom(_from, _to, _value);
}
setTokenInformation keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function setTokenInformation(string _name, string _symbol) public onlyOwner {
name = _name;
symbol = _symbol;
emit UpdatedTokenInformation(name, symbol);
}
burn keyboard_arrow_up
Source Code
function burn(uint256 burnAmount) public {
address burner = msg.sender;
balances[burner] = balances[burner].sub(burnAmount);
totalSupply_ = totalSupply_.sub(burnAmount);
emit Burned(burner, burnAmount);
// Inform the blockchain explores that track the
// balances only by a transfer event that the balance in this
// address has decreased
emit Transfer(burner, BURN_ADDRESS, burnAmount);
}
transferToOwner keyboard_arrow_up
Modifiers help
onlyOwner checks for the following:
Source Code
function transferToOwner(address fromWhom) public onlyOwner {
// UPDATE (Apr.2019): Onwer can reclaim any time in some cases (i.e. security accidents)
// if (released) revert();
uint256 amount = balanceOf(fromWhom);
balances[fromWhom] = balances[fromWhom].sub(amount);
balances[owner] = balances[owner].add(amount);
emit Transfer(fromWhom, owner, amount);
emit OwnerReclaim(fromWhom, amount);
}
Internal Functions
Internal functions are parts of the contract that can't be used directly, but instead are used by the public functions listed above.