Instadapp/InstaContract
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Implemented SafeMath.

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This commit is contained in:
Sowmayjain 2018-10-29 19:23:35 +05:30
parent 399c068e54
commit bc66c2452d
2 changed files with 6 additions and 6 deletions
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4
contracts/protocols/MoatKyber.sol
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@ -76,8 +76,8 @@ contract Trade is Registry {
uint ethQty; uint ethQty;
uint feecut; uint feecut;
if (fees > 0) { if (fees > 0) {
feecut = srcAmt / fees; feecut = div(srcAmt, fees);
sellQty = srcAmt - feecut; sellQty = sub(srcAmt, feecut);
} }
// fetch token & deduct fees // fetch token & deduct fees

8
contracts/protocols/MoatMaker.sol
View File

@ -79,7 +79,7 @@ contract IssueLoan is GlobalVar {
event OpenedNewCDP(address borrower, bytes32 cdpBytes); event OpenedNewCDP(address borrower, bytes32 cdpBytes);
function pethPEReth(uint ethNum) public view returns (uint rPETH) { function pethPEReth(uint ethNum) public view returns (uint rPETH) {
rPETH = ethNum * (10 ** 27) / loanMaster.per(); rPETH = div(mul(ethNum, 10 ** 27), loanMaster.per());
} }
function borrow(uint daiDraw) public payable { function borrow(uint daiDraw) public payable {
@ -105,13 +105,13 @@ contract IssueLoan is GlobalVar {
loanMaster.draw(cdps[msg.sender], daiDraw); loanMaster.draw(cdps[msg.sender], daiDraw);
uint feecut = deductFees(daiDraw); uint feecut = deductFees(daiDraw);
IERC20 daiTkn = IERC20(getAddress("dai")); IERC20 daiTkn = IERC20(getAddress("dai"));
daiTkn.transfer(msg.sender, daiDraw - feecut); daiTkn.transfer(msg.sender, sub(daiDraw, feecut));
emit LoanedDAI(msg.sender, daiDraw, feecut); emit LoanedDAI(msg.sender, daiDraw, feecut);
} }
function deductFees(uint volume) internal returns(uint brokerage) { function deductFees(uint volume) internal returns(uint brokerage) {
if (fees > 0) { if (fees > 0) {
brokerage = volume / fees; brokerage = div(volume, fees);
IERC20 daiTkn = IERC20(getAddress("dai")); IERC20 daiTkn = IERC20(getAddress("dai"));
daiTkn.transfer(getAddress("admin"), brokerage); daiTkn.transfer(getAddress("admin"), brokerage);
} }
@ -174,7 +174,7 @@ contract BorrowTasks is RepayLoan {
PriceInterface ethRate = PriceInterface(getAddress("price")); PriceInterface ethRate = PriceInterface(getAddress("price"));
bytes32 ethrate; bytes32 ethrate;
(ethrate, ) = ethRate.peek(); (ethrate, ) = ethRate.peek();
return (uint(ethrate) / 10**18); return div(uint(ethrate), 10**18);
} }
function getCDPID(address borrower) public view returns (uint) { function getCDPID(address borrower) public view returns (uint) {