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Overview
ETH Balance
0 ETH
Eth Value
$0.00More Info
Private Name Tags
ContractCreator
TokenTracker
Latest 25 from a total of 792 transactions
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| Transfer | 17463839 | 563 days ago | IN | 0 ETH | 0.00089616 | ||||
| Transfer | 11081642 | 1530 days ago | IN | 0 ETH | 0.0008157 | ||||
| Transfer | 9056696 | 1847 days ago | IN | 0 ETH | 0.00020029 | ||||
| Transfer | 9056458 | 1847 days ago | IN | 0 ETH | 0.00004003 | ||||
| Transfer | 8876177 | 1878 days ago | IN | 0 ETH | 0.00075848 | ||||
| Transfer | 8779591 | 1893 days ago | IN | 0 ETH | 0.00015022 | ||||
| Transfer | 8779335 | 1894 days ago | IN | 0 ETH | 0.00005503 | ||||
| Transfer | 8523731 | 1934 days ago | IN | 0 ETH | 0.00082012 | ||||
| Transfer | 8523715 | 1934 days ago | IN | 0 ETH | 0.00082012 | ||||
| Transfer | 8493958 | 1938 days ago | IN | 0 ETH | 0.00046116 | ||||
| Transfer | 8245375 | 1977 days ago | IN | 0 ETH | 0.00015022 | ||||
| Transfer | 8245312 | 1977 days ago | IN | 0 ETH | 0.00007154 | ||||
| Transfer | 8137261 | 1994 days ago | IN | 0 ETH | 0.00041504 | ||||
| Transfer | 8132379 | 1994 days ago | IN | 0 ETH | 0.00099181 | ||||
| Transfer | 8110508 | 1998 days ago | IN | 0 ETH | 0.00080074 | ||||
| Transfer | 8110295 | 1998 days ago | IN | 0 ETH | 0.00110074 | ||||
| Transfer | 8110095 | 1998 days ago | IN | 0 ETH | 0.00110202 | ||||
| Transfer | 8109154 | 1998 days ago | IN | 0 ETH | 0.00080074 | ||||
| Transfer | 8106193 | 1998 days ago | IN | 0 ETH | 0.00004003 | ||||
| Transfer | 8106191 | 1998 days ago | IN | 0 ETH | 0.00003997 | ||||
| Transfer | 8106189 | 1998 days ago | IN | 0 ETH | 0.00004003 | ||||
| Transfer | 8106187 | 1998 days ago | IN | 0 ETH | 0.00003997 | ||||
| Transfer | 8106186 | 1998 days ago | IN | 0 ETH | 0.00004003 | ||||
| Transfer | 8106182 | 1998 days ago | IN | 0 ETH | 0.00004003 | ||||
| Transfer | 8106033 | 1998 days ago | IN | 0 ETH | 0.00004003 |
Latest 1 internal transaction
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| 7075155 | 2171 days ago | Contract Creation | 0 ETH |
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This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.
Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0x4AC00f28...8C9cb727b The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
BTTSToken
Compiler Version
v0.4.19+commit.c4cbbb05
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/**
*Submitted for verification at Etherscan.io on 2018-02-11
*/
pragma solidity ^0.4.18;
// ----------------------------------------------------------------------------
// BokkyPooBah's Token Teleportation Service v1.10
//
// https://github.com/bokkypoobah/BokkyPooBahsTokenTeleportationServiceSmartContract
//
// Enjoy. (c) BokkyPooBah / Bok Consulting Pty Ltd 2018. The MIT Licence.
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// ----------------------------------------------------------------------------
contract ERC20Interface {
function totalSupply() public view returns (uint);
function balanceOf(address tokenOwner) public view returns (uint balance);
function allowance(address tokenOwner, address spender) public view returns (uint remaining);
function transfer(address to, uint tokens) public returns (bool success);
function approve(address spender, uint tokens) public returns (bool success);
function transferFrom(address from, address to, uint tokens) public returns (bool success);
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}
// ----------------------------------------------------------------------------
// Contracts that can have tokens approved, and then a function executed
// ----------------------------------------------------------------------------
contract ApproveAndCallFallBack {
function receiveApproval(address from, uint256 tokens, address token, bytes data) public;
}
// ----------------------------------------------------------------------------
// BokkyPooBah's Token Teleportation Service Interface v1.10
//
// Enjoy. (c) BokkyPooBah / Bok Consulting Pty Ltd 2018. The MIT Licence.
// ----------------------------------------------------------------------------
contract BTTSTokenInterface is ERC20Interface {
uint public constant bttsVersion = 110;
bytes public constant signingPrefix = "\x19Ethereum Signed Message:\n32";
bytes4 public constant signedTransferSig = "\x75\x32\xea\xac";
bytes4 public constant signedApproveSig = "\xe9\xaf\xa7\xa1";
bytes4 public constant signedTransferFromSig = "\x34\x4b\xcc\x7d";
bytes4 public constant signedApproveAndCallSig = "\xf1\x6f\x9b\x53";
event OwnershipTransferred(address indexed from, address indexed to);
event MinterUpdated(address from, address to);
event Mint(address indexed tokenOwner, uint tokens, bool lockAccount);
event MintingDisabled();
event TransfersEnabled();
event AccountUnlocked(address indexed tokenOwner);
function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success);
// ------------------------------------------------------------------------
// signed{X} functions
// ------------------------------------------------------------------------
function signedTransferHash(address tokenOwner, address to, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash);
function signedTransferCheck(address tokenOwner, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result);
function signedTransfer(address tokenOwner, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success);
function signedApproveHash(address tokenOwner, address spender, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash);
function signedApproveCheck(address tokenOwner, address spender, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result);
function signedApprove(address tokenOwner, address spender, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success);
function signedTransferFromHash(address spender, address from, address to, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash);
function signedTransferFromCheck(address spender, address from, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result);
function signedTransferFrom(address spender, address from, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success);
function signedApproveAndCallHash(address tokenOwner, address spender, uint tokens, bytes _data, uint fee, uint nonce) public view returns (bytes32 hash);
function signedApproveAndCallCheck(address tokenOwner, address spender, uint tokens, bytes _data, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result);
function signedApproveAndCall(address tokenOwner, address spender, uint tokens, bytes _data, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success);
function mint(address tokenOwner, uint tokens, bool lockAccount) public returns (bool success);
function unlockAccount(address tokenOwner) public;
function disableMinting() public;
function enableTransfers() public;
// ------------------------------------------------------------------------
// signed{X}Check return status
// ------------------------------------------------------------------------
enum CheckResult {
Success, // 0 Success
NotTransferable, // 1 Tokens not transferable yet
AccountLocked, // 2 Account locked
SignerMismatch, // 3 Mismatch in signing account
InvalidNonce, // 4 Invalid nonce
InsufficientApprovedTokens, // 5 Insufficient approved tokens
InsufficientApprovedTokensForFees, // 6 Insufficient approved tokens for fees
InsufficientTokens, // 7 Insufficient tokens
InsufficientTokensForFees, // 8 Insufficient tokens for fees
OverflowError // 9 Overflow error
}
}
// ----------------------------------------------------------------------------
// BokkyPooBah's Token Teleportation Service Library v1.00
//
// Enjoy. (c) BokkyPooBah / Bok Consulting Pty Ltd 2018. The MIT Licence.
// ----------------------------------------------------------------------------
library BTTSLib {
struct Data {
bool initialised;
// Ownership
address owner;
address newOwner;
// Minting and management
address minter;
bool mintable;
bool transferable;
mapping(address => bool) accountLocked;
// Token
string symbol;
string name;
uint8 decimals;
uint totalSupply;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) allowed;
mapping(address => uint) nextNonce;
}
// ------------------------------------------------------------------------
// Constants
// ------------------------------------------------------------------------
uint public constant bttsVersion = 110;
bytes public constant signingPrefix = "\x19Ethereum Signed Message:\n32";
bytes4 public constant signedTransferSig = "\x75\x32\xea\xac";
bytes4 public constant signedApproveSig = "\xe9\xaf\xa7\xa1";
bytes4 public constant signedTransferFromSig = "\x34\x4b\xcc\x7d";
bytes4 public constant signedApproveAndCallSig = "\xf1\x6f\x9b\x53";
// ------------------------------------------------------------------------
// Event
// ------------------------------------------------------------------------
event OwnershipTransferred(address indexed from, address indexed to);
event MinterUpdated(address from, address to);
event Mint(address indexed tokenOwner, uint tokens, bool lockAccount);
event MintingDisabled();
event TransfersEnabled();
event AccountUnlocked(address indexed tokenOwner);
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
// ------------------------------------------------------------------------
// Initialisation
// ------------------------------------------------------------------------
function init(Data storage self, address owner, string symbol, string name, uint8 decimals, uint initialSupply, bool mintable, bool transferable) public {
require(!self.initialised);
self.initialised = true;
self.owner = owner;
self.symbol = symbol;
self.name = name;
self.decimals = decimals;
if (initialSupply > 0) {
self.balances[owner] = initialSupply;
self.totalSupply = initialSupply;
Mint(self.owner, initialSupply, false);
Transfer(address(0), self.owner, initialSupply);
}
self.mintable = mintable;
self.transferable = transferable;
}
// ------------------------------------------------------------------------
// Safe maths, inspired by OpenZeppelin
// ------------------------------------------------------------------------
function safeAdd(uint a, uint b) internal pure returns (uint c) {
c = a + b;
require(c >= a);
}
function safeSub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
}
function safeMul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b);
}
function safeDiv(uint a, uint b) internal pure returns (uint c) {
require(b > 0);
c = a / b;
}
// ------------------------------------------------------------------------
// Ownership
// ------------------------------------------------------------------------
function transferOwnership(Data storage self, address newOwner) public {
require(msg.sender == self.owner);
self.newOwner = newOwner;
}
function acceptOwnership(Data storage self) public {
require(msg.sender == self.newOwner);
OwnershipTransferred(self.owner, self.newOwner);
self.owner = self.newOwner;
self.newOwner = address(0);
}
function transferOwnershipImmediately(Data storage self, address newOwner) public {
require(msg.sender == self.owner);
OwnershipTransferred(self.owner, newOwner);
self.owner = newOwner;
self.newOwner = address(0);
}
// ------------------------------------------------------------------------
// Minting and management
// ------------------------------------------------------------------------
function setMinter(Data storage self, address minter) public {
require(msg.sender == self.owner);
require(self.mintable);
MinterUpdated(self.minter, minter);
self.minter = minter;
}
function mint(Data storage self, address tokenOwner, uint tokens, bool lockAccount) public returns (bool success) {
require(self.mintable);
require(msg.sender == self.minter || msg.sender == self.owner);
if (lockAccount) {
self.accountLocked[tokenOwner] = true;
}
self.balances[tokenOwner] = safeAdd(self.balances[tokenOwner], tokens);
self.totalSupply = safeAdd(self.totalSupply, tokens);
Mint(tokenOwner, tokens, lockAccount);
Transfer(address(0), tokenOwner, tokens);
return true;
}
function unlockAccount(Data storage self, address tokenOwner) public {
require(msg.sender == self.owner);
require(self.accountLocked[tokenOwner]);
self.accountLocked[tokenOwner] = false;
AccountUnlocked(tokenOwner);
}
function disableMinting(Data storage self) public {
require(self.mintable);
require(msg.sender == self.minter || msg.sender == self.owner);
self.mintable = false;
if (self.minter != address(0)) {
MinterUpdated(self.minter, address(0));
self.minter = address(0);
}
MintingDisabled();
}
function enableTransfers(Data storage self) public {
require(msg.sender == self.owner);
require(!self.transferable);
self.transferable = true;
TransfersEnabled();
}
// ------------------------------------------------------------------------
// Other functions
// ------------------------------------------------------------------------
function transferAnyERC20Token(Data storage self, address tokenAddress, uint tokens) public returns (bool success) {
require(msg.sender == self.owner);
return ERC20Interface(tokenAddress).transfer(self.owner, tokens);
}
// ------------------------------------------------------------------------
// ecrecover from a signature rather than the signature in parts [v, r, s]
// The signature format is a compact form {bytes32 r}{bytes32 s}{uint8 v}.
// Compact means, uint8 is not padded to 32 bytes.
//
// An invalid signature results in the address(0) being returned, make
// sure that the returned result is checked to be non-zero for validity
//
// Parts from https://gist.github.com/axic/5b33912c6f61ae6fd96d6c4a47afde6d
// ------------------------------------------------------------------------
function ecrecoverFromSig(bytes32 hash, bytes sig) public pure returns (address recoveredAddress) {
bytes32 r;
bytes32 s;
uint8 v;
if (sig.length != 65) return address(0);
assembly {
r := mload(add(sig, 32))
s := mload(add(sig, 64))
// Here we are loading the last 32 bytes. We exploit the fact that 'mload' will pad with zeroes if we overread.
// There is no 'mload8' to do this, but that would be nicer.
v := byte(0, mload(add(sig, 96)))
}
// Albeit non-transactional signatures are not specified by the YP, one would expect it to match the YP range of [27, 28]
// geth uses [0, 1] and some clients have followed. This might change, see https://github.com/ethereum/go-ethereum/issues/2053
if (v < 27) {
v += 27;
}
if (v != 27 && v != 28) return address(0);
return ecrecover(hash, v, r, s);
}
// ------------------------------------------------------------------------
// Get CheckResult message
// ------------------------------------------------------------------------
function getCheckResultMessage(Data storage /*self*/, BTTSTokenInterface.CheckResult result) public pure returns (string) {
if (result == BTTSTokenInterface.CheckResult.Success) {
return "Success";
} else if (result == BTTSTokenInterface.CheckResult.NotTransferable) {
return "Tokens not transferable yet";
} else if (result == BTTSTokenInterface.CheckResult.AccountLocked) {
return "Account locked";
} else if (result == BTTSTokenInterface.CheckResult.SignerMismatch) {
return "Mismatch in signing account";
} else if (result == BTTSTokenInterface.CheckResult.InvalidNonce) {
return "Invalid nonce";
} else if (result == BTTSTokenInterface.CheckResult.InsufficientApprovedTokens) {
return "Insufficient approved tokens";
} else if (result == BTTSTokenInterface.CheckResult.InsufficientApprovedTokensForFees) {
return "Insufficient approved tokens for fees";
} else if (result == BTTSTokenInterface.CheckResult.InsufficientTokens) {
return "Insufficient tokens";
} else if (result == BTTSTokenInterface.CheckResult.InsufficientTokensForFees) {
return "Insufficient tokens for fees";
} else if (result == BTTSTokenInterface.CheckResult.OverflowError) {
return "Overflow error";
} else {
return "Unknown error";
}
}
// ------------------------------------------------------------------------
// Token functions
// ------------------------------------------------------------------------
function transfer(Data storage self, address to, uint tokens) public returns (bool success) {
// Owner and minter can move tokens before the tokens are transferable
require(self.transferable || (self.mintable && (msg.sender == self.owner || msg.sender == self.minter)));
require(!self.accountLocked[msg.sender]);
self.balances[msg.sender] = safeSub(self.balances[msg.sender], tokens);
self.balances[to] = safeAdd(self.balances[to], tokens);
Transfer(msg.sender, to, tokens);
return true;
}
function approve(Data storage self, address spender, uint tokens) public returns (bool success) {
require(!self.accountLocked[msg.sender]);
self.allowed[msg.sender][spender] = tokens;
Approval(msg.sender, spender, tokens);
return true;
}
function transferFrom(Data storage self, address from, address to, uint tokens) public returns (bool success) {
require(self.transferable);
require(!self.accountLocked[from]);
self.balances[from] = safeSub(self.balances[from], tokens);
self.allowed[from][msg.sender] = safeSub(self.allowed[from][msg.sender], tokens);
self.balances[to] = safeAdd(self.balances[to], tokens);
Transfer(from, to, tokens);
return true;
}
function approveAndCall(Data storage self, address spender, uint tokens, bytes data) public returns (bool success) {
require(!self.accountLocked[msg.sender]);
self.allowed[msg.sender][spender] = tokens;
Approval(msg.sender, spender, tokens);
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, address(this), data);
return true;
}
// ------------------------------------------------------------------------
// Signed function
// ------------------------------------------------------------------------
function signedTransferHash(Data storage /*self*/, address tokenOwner, address to, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash) {
hash = keccak256(signedTransferSig, address(this), tokenOwner, to, tokens, fee, nonce);
}
function signedTransferCheck(Data storage self, address tokenOwner, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (BTTSTokenInterface.CheckResult result) {
if (!self.transferable) return BTTSTokenInterface.CheckResult.NotTransferable;
bytes32 hash = signedTransferHash(self, tokenOwner, to, tokens, fee, nonce);
if (tokenOwner == address(0) || tokenOwner != ecrecoverFromSig(keccak256(signingPrefix, hash), sig)) return BTTSTokenInterface.CheckResult.SignerMismatch;
if (self.accountLocked[tokenOwner]) return BTTSTokenInterface.CheckResult.AccountLocked;
if (self.nextNonce[tokenOwner] != nonce) return BTTSTokenInterface.CheckResult.InvalidNonce;
uint total = safeAdd(tokens, fee);
if (self.balances[tokenOwner] < tokens) return BTTSTokenInterface.CheckResult.InsufficientTokens;
if (self.balances[tokenOwner] < total) return BTTSTokenInterface.CheckResult.InsufficientTokensForFees;
if (self.balances[to] + tokens < self.balances[to]) return BTTSTokenInterface.CheckResult.OverflowError;
if (self.balances[feeAccount] + fee < self.balances[feeAccount]) return BTTSTokenInterface.CheckResult.OverflowError;
return BTTSTokenInterface.CheckResult.Success;
}
function signedTransfer(Data storage self, address tokenOwner, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
require(self.transferable);
bytes32 hash = signedTransferHash(self, tokenOwner, to, tokens, fee, nonce);
require(tokenOwner != address(0) && tokenOwner == ecrecoverFromSig(keccak256(signingPrefix, hash), sig));
require(!self.accountLocked[tokenOwner]);
require(self.nextNonce[tokenOwner] == nonce);
self.nextNonce[tokenOwner] = nonce + 1;
self.balances[tokenOwner] = safeSub(self.balances[tokenOwner], tokens);
self.balances[to] = safeAdd(self.balances[to], tokens);
Transfer(tokenOwner, to, tokens);
self.balances[tokenOwner] = safeSub(self.balances[tokenOwner], fee);
self.balances[feeAccount] = safeAdd(self.balances[feeAccount], fee);
Transfer(tokenOwner, feeAccount, fee);
return true;
}
function signedApproveHash(Data storage /*self*/, address tokenOwner, address spender, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash) {
hash = keccak256(signedApproveSig, address(this), tokenOwner, spender, tokens, fee, nonce);
}
function signedApproveCheck(Data storage self, address tokenOwner, address spender, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (BTTSTokenInterface.CheckResult result) {
if (!self.transferable) return BTTSTokenInterface.CheckResult.NotTransferable;
bytes32 hash = signedApproveHash(self, tokenOwner, spender, tokens, fee, nonce);
if (tokenOwner == address(0) || tokenOwner != ecrecoverFromSig(keccak256(signingPrefix, hash), sig)) return BTTSTokenInterface.CheckResult.SignerMismatch;
if (self.accountLocked[tokenOwner]) return BTTSTokenInterface.CheckResult.AccountLocked;
if (self.nextNonce[tokenOwner] != nonce) return BTTSTokenInterface.CheckResult.InvalidNonce;
if (self.balances[tokenOwner] < fee) return BTTSTokenInterface.CheckResult.InsufficientTokensForFees;
if (self.balances[feeAccount] + fee < self.balances[feeAccount]) return BTTSTokenInterface.CheckResult.OverflowError;
return BTTSTokenInterface.CheckResult.Success;
}
function signedApprove(Data storage self, address tokenOwner, address spender, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
require(self.transferable);
bytes32 hash = signedApproveHash(self, tokenOwner, spender, tokens, fee, nonce);
require(tokenOwner != address(0) && tokenOwner == ecrecoverFromSig(keccak256(signingPrefix, hash), sig));
require(!self.accountLocked[tokenOwner]);
require(self.nextNonce[tokenOwner] == nonce);
self.nextNonce[tokenOwner] = nonce + 1;
self.allowed[tokenOwner][spender] = tokens;
Approval(tokenOwner, spender, tokens);
self.balances[tokenOwner] = safeSub(self.balances[tokenOwner], fee);
self.balances[feeAccount] = safeAdd(self.balances[feeAccount], fee);
Transfer(tokenOwner, feeAccount, fee);
return true;
}
function signedTransferFromHash(Data storage /*self*/, address spender, address from, address to, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash) {
hash = keccak256(signedTransferFromSig, address(this), spender, from, to, tokens, fee, nonce);
}
function signedTransferFromCheck(Data storage self, address spender, address from, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (BTTSTokenInterface.CheckResult result) {
if (!self.transferable) return BTTSTokenInterface.CheckResult.NotTransferable;
bytes32 hash = signedTransferFromHash(self, spender, from, to, tokens, fee, nonce);
if (spender == address(0) || spender != ecrecoverFromSig(keccak256(signingPrefix, hash), sig)) return BTTSTokenInterface.CheckResult.SignerMismatch;
if (self.accountLocked[from]) return BTTSTokenInterface.CheckResult.AccountLocked;
if (self.nextNonce[spender] != nonce) return BTTSTokenInterface.CheckResult.InvalidNonce;
uint total = safeAdd(tokens, fee);
if (self.allowed[from][spender] < tokens) return BTTSTokenInterface.CheckResult.InsufficientApprovedTokens;
if (self.allowed[from][spender] < total) return BTTSTokenInterface.CheckResult.InsufficientApprovedTokensForFees;
if (self.balances[from] < tokens) return BTTSTokenInterface.CheckResult.InsufficientTokens;
if (self.balances[from] < total) return BTTSTokenInterface.CheckResult.InsufficientTokensForFees;
if (self.balances[to] + tokens < self.balances[to]) return BTTSTokenInterface.CheckResult.OverflowError;
if (self.balances[feeAccount] + fee < self.balances[feeAccount]) return BTTSTokenInterface.CheckResult.OverflowError;
return BTTSTokenInterface.CheckResult.Success;
}
function signedTransferFrom(Data storage self, address spender, address from, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
require(self.transferable);
bytes32 hash = signedTransferFromHash(self, spender, from, to, tokens, fee, nonce);
require(spender != address(0) && spender == ecrecoverFromSig(keccak256(signingPrefix, hash), sig));
require(!self.accountLocked[from]);
require(self.nextNonce[spender] == nonce);
self.nextNonce[spender] = nonce + 1;
self.balances[from] = safeSub(self.balances[from], tokens);
self.allowed[from][spender] = safeSub(self.allowed[from][spender], tokens);
self.balances[to] = safeAdd(self.balances[to], tokens);
Transfer(from, to, tokens);
self.balances[from] = safeSub(self.balances[from], fee);
self.allowed[from][spender] = safeSub(self.allowed[from][spender], fee);
self.balances[feeAccount] = safeAdd(self.balances[feeAccount], fee);
Transfer(from, feeAccount, fee);
return true;
}
function signedApproveAndCallHash(Data storage /*self*/, address tokenOwner, address spender, uint tokens, bytes data, uint fee, uint nonce) public view returns (bytes32 hash) {
hash = keccak256(signedApproveAndCallSig, address(this), tokenOwner, spender, tokens, data, fee, nonce);
}
function signedApproveAndCallCheck(Data storage self, address tokenOwner, address spender, uint tokens, bytes data, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (BTTSTokenInterface.CheckResult result) {
if (!self.transferable) return BTTSTokenInterface.CheckResult.NotTransferable;
bytes32 hash = signedApproveAndCallHash(self, tokenOwner, spender, tokens, data, fee, nonce);
if (tokenOwner == address(0) || tokenOwner != ecrecoverFromSig(keccak256(signingPrefix, hash), sig)) return BTTSTokenInterface.CheckResult.SignerMismatch;
if (self.accountLocked[tokenOwner]) return BTTSTokenInterface.CheckResult.AccountLocked;
if (self.nextNonce[tokenOwner] != nonce) return BTTSTokenInterface.CheckResult.InvalidNonce;
if (self.balances[tokenOwner] < fee) return BTTSTokenInterface.CheckResult.InsufficientTokensForFees;
if (self.balances[feeAccount] + fee < self.balances[feeAccount]) return BTTSTokenInterface.CheckResult.OverflowError;
return BTTSTokenInterface.CheckResult.Success;
}
function signedApproveAndCall(Data storage self, address tokenOwner, address spender, uint tokens, bytes data, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
require(self.transferable);
bytes32 hash = signedApproveAndCallHash(self, tokenOwner, spender, tokens, data, fee, nonce);
require(tokenOwner != address(0) && tokenOwner == ecrecoverFromSig(keccak256(signingPrefix, hash), sig));
require(!self.accountLocked[tokenOwner]);
require(self.nextNonce[tokenOwner] == nonce);
self.nextNonce[tokenOwner] = nonce + 1;
self.allowed[tokenOwner][spender] = tokens;
Approval(tokenOwner, spender, tokens);
self.balances[tokenOwner] = safeSub(self.balances[tokenOwner], fee);
self.balances[feeAccount] = safeAdd(self.balances[feeAccount], fee);
Transfer(tokenOwner, feeAccount, fee);
ApproveAndCallFallBack(spender).receiveApproval(tokenOwner, tokens, address(this), data);
return true;
}
}
// ----------------------------------------------------------------------------
// BokkyPooBah's Token Teleportation Service Token v1.10
//
// Enjoy. (c) BokkyPooBah / Bok Consulting Pty Ltd 2018. The MIT Licence.
// ----------------------------------------------------------------------------
contract BTTSToken is BTTSTokenInterface {
using BTTSLib for BTTSLib.Data;
BTTSLib.Data data;
// ------------------------------------------------------------------------
// Constructor
// ------------------------------------------------------------------------
function BTTSToken(address owner, string symbol, string name, uint8 decimals, uint initialSupply, bool mintable, bool transferable) public {
data.init(owner, symbol, name, decimals, initialSupply, mintable, transferable);
}
// ------------------------------------------------------------------------
// Ownership
// ------------------------------------------------------------------------
function owner() public view returns (address) {
return data.owner;
}
function newOwner() public view returns (address) {
return data.newOwner;
}
function transferOwnership(address _newOwner) public {
data.transferOwnership(_newOwner);
}
function acceptOwnership() public {
data.acceptOwnership();
}
function transferOwnershipImmediately(address _newOwner) public {
data.transferOwnershipImmediately(_newOwner);
}
// ------------------------------------------------------------------------
// Token
// ------------------------------------------------------------------------
function symbol() public view returns (string) {
return data.symbol;
}
function name() public view returns (string) {
return data.name;
}
function decimals() public view returns (uint8) {
return data.decimals;
}
// ------------------------------------------------------------------------
// Minting and management
// ------------------------------------------------------------------------
function minter() public view returns (address) {
return data.minter;
}
function setMinter(address _minter) public {
data.setMinter(_minter);
}
function mint(address tokenOwner, uint tokens, bool lockAccount) public returns (bool success) {
return data.mint(tokenOwner, tokens, lockAccount);
}
function accountLocked(address tokenOwner) public view returns (bool) {
return data.accountLocked[tokenOwner];
}
function unlockAccount(address tokenOwner) public {
data.unlockAccount(tokenOwner);
}
function mintable() public view returns (bool) {
return data.mintable;
}
function transferable() public view returns (bool) {
return data.transferable;
}
function disableMinting() public {
data.disableMinting();
}
function enableTransfers() public {
data.enableTransfers();
}
function nextNonce(address spender) public view returns (uint) {
return data.nextNonce[spender];
}
// ------------------------------------------------------------------------
// Other functions
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public returns (bool success) {
return data.transferAnyERC20Token(tokenAddress, tokens);
}
// ------------------------------------------------------------------------
// Don't accept ethers
// ------------------------------------------------------------------------
function () public payable {
revert();
}
// ------------------------------------------------------------------------
// Token functions
// ------------------------------------------------------------------------
function totalSupply() public view returns (uint) {
return data.totalSupply - data.balances[address(0)];
}
function balanceOf(address tokenOwner) public view returns (uint balance) {
return data.balances[tokenOwner];
}
function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
return data.allowed[tokenOwner][spender];
}
function transfer(address to, uint tokens) public returns (bool success) {
return data.transfer(to, tokens);
}
function approve(address spender, uint tokens) public returns (bool success) {
return data.approve(spender, tokens);
}
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
return data.transferFrom(from, to, tokens);
}
function approveAndCall(address spender, uint tokens, bytes _data) public returns (bool success) {
return data.approveAndCall(spender, tokens, _data);
}
// ------------------------------------------------------------------------
// Signed function
// ------------------------------------------------------------------------
function signedTransferHash(address tokenOwner, address to, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash) {
return data.signedTransferHash(tokenOwner, to, tokens, fee, nonce);
}
function signedTransferCheck(address tokenOwner, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result) {
return data.signedTransferCheck(tokenOwner, to, tokens, fee, nonce, sig, feeAccount);
}
function signedTransfer(address tokenOwner, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
return data.signedTransfer(tokenOwner, to, tokens, fee, nonce, sig, feeAccount);
}
function signedApproveHash(address tokenOwner, address spender, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash) {
return data.signedApproveHash(tokenOwner, spender, tokens, fee, nonce);
}
function signedApproveCheck(address tokenOwner, address spender, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result) {
return data.signedApproveCheck(tokenOwner, spender, tokens, fee, nonce, sig, feeAccount);
}
function signedApprove(address tokenOwner, address spender, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
return data.signedApprove(tokenOwner, spender, tokens, fee, nonce, sig, feeAccount);
}
function signedTransferFromHash(address spender, address from, address to, uint tokens, uint fee, uint nonce) public view returns (bytes32 hash) {
return data.signedTransferFromHash(spender, from, to, tokens, fee, nonce);
}
function signedTransferFromCheck(address spender, address from, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result) {
return data.signedTransferFromCheck(spender, from, to, tokens, fee, nonce, sig, feeAccount);
}
function signedTransferFrom(address spender, address from, address to, uint tokens, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
return data.signedTransferFrom(spender, from, to, tokens, fee, nonce, sig, feeAccount);
}
function signedApproveAndCallHash(address tokenOwner, address spender, uint tokens, bytes _data, uint fee, uint nonce) public view returns (bytes32 hash) {
return data.signedApproveAndCallHash(tokenOwner, spender, tokens, _data, fee, nonce);
}
function signedApproveAndCallCheck(address tokenOwner, address spender, uint tokens, bytes _data, uint fee, uint nonce, bytes sig, address feeAccount) public view returns (CheckResult result) {
return data.signedApproveAndCallCheck(tokenOwner, spender, tokens, _data, fee, nonce, sig, feeAccount);
}
function signedApproveAndCall(address tokenOwner, address spender, uint tokens, bytes _data, uint fee, uint nonce, bytes sig, address feeAccount) public returns (bool success) {
return data.signedApproveAndCall(tokenOwner, spender, tokens, _data, fee, nonce, sig, feeAccount);
}
}
// ----------------------------------------------------------------------------
// Owned contract
// ----------------------------------------------------------------------------
contract Owned {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed _from, address indexed _to);
function Owned() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
function acceptOwnership() public {
require(msg.sender == newOwner);
OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
function transferOwnershipImmediately(address _newOwner) public onlyOwner {
OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
newOwner = address(0);
}
}
// ----------------------------------------------------------------------------
// BokkyPooBah's Token Teleportation Service Token Factory v1.10
//
// Enjoy. (c) BokkyPooBah / Bok Consulting Pty Ltd 2018. The MIT Licence.
// ----------------------------------------------------------------------------
contract BTTSTokenFactory is Owned {
// ------------------------------------------------------------------------
// Internal data
// ------------------------------------------------------------------------
mapping(address => bool) _verify;
address[] public deployedTokens;
// ------------------------------------------------------------------------
// Event
// ------------------------------------------------------------------------
event BTTSTokenListing(address indexed ownerAddress,
address indexed bttsTokenAddress,
string symbol, string name, uint8 decimals,
uint initialSupply, bool mintable, bool transferable);
// ------------------------------------------------------------------------
// Anyone can call this method to verify whether the bttsToken contract at
// the specified address was deployed using this factory
//
// Parameters:
// tokenContract the bttsToken contract address
//
// Return values:
// valid did this BTTSTokenFactory create the BTTSToken contract?
// decimals number of decimal places for the token contract
// initialSupply the token initial supply
// mintable is the token mintable after deployment?
// transferable are the tokens transferable after deployment?
// ------------------------------------------------------------------------
function verify(address tokenContract) public view returns (
bool valid,
address owner,
uint decimals,
bool mintable,
bool transferable
) {
valid = _verify[tokenContract];
if (valid) {
BTTSToken t = BTTSToken(tokenContract);
owner = t.owner();
decimals = t.decimals();
mintable = t.mintable();
transferable = t.transferable();
}
}
// ------------------------------------------------------------------------
// Any account can call this method to deploy a new BTTSToken contract.
// The owner of the BTTSToken contract will be the calling account
//
// Parameters:
// symbol symbol
// name name
// decimals number of decimal places for the token contract
// initialSupply the token initial supply
// mintable is the token mintable after deployment?
// transferable are the tokens transferable after deployment?
//
// For example, deploying a BTTSToken contract with `initialSupply` of
// 1,000.000000000000000000 tokens:
// symbol "ME"
// name "My Token"
// decimals 18
// initialSupply 10000000000000000000000 = 1,000.000000000000000000
// tokens
// mintable can tokens be minted after deployment?
// transferable are the tokens transferable after deployment?
//
// The BTTSTokenListing() event is logged with the following parameters
// owner the account that execute this transaction
// symbol symbol
// name name
// decimals number of decimal places for the token contract
// initialSupply the token initial supply
// mintable can tokens be minted after deployment?
// transferable are the tokens transferable after deployment?
// ------------------------------------------------------------------------
function deployBTTSTokenContract(
string symbol,
string name,
uint8 decimals,
uint initialSupply,
bool mintable,
bool transferable
) public returns (address bttsTokenAddress) {
bttsTokenAddress = new BTTSToken(
msg.sender,
symbol,
name,
decimals,
initialSupply,
mintable,
transferable);
// Record that this factory created the trader
_verify[bttsTokenAddress] = true;
deployedTokens.push(bttsTokenAddress);
BTTSTokenListing(msg.sender, bttsTokenAddress, symbol, name, decimals,
initialSupply, mintable, transferable);
}
// ------------------------------------------------------------------------
// Number of deployed tokens
// ------------------------------------------------------------------------
function numberOfDeployedTokens() public view returns (uint) {
return deployedTokens.length;
}
// ------------------------------------------------------------------------
// Factory owner can transfer out any accidentally sent ERC20 tokens
//
// Parameters:
// tokenAddress contract address of the token contract being withdrawn
// from
// tokens number of tokens
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
// ------------------------------------------------------------------------
// Don't accept ethers
// ------------------------------------------------------------------------
function () public payable {
revert();
}
}Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
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Bytecode
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Swarm Source
bzzr://758cdb3803388d682a299371175c4075beef718a05bba71aaf4c167b612b1cc1
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Multichain Portfolio | 30 Chains
| Chain | Token | Portfolio % | Price | Amount | Value |
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.