Static Analyzer for Solidity
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slither/tests/e2e/detectors/test_data/reentrancy-benign/0.4.25/reentrancy-benign.sol

70 lines
1.5 KiB

pragma solidity ^0.4.0;
contract ReentrancyBenign {
uint8 anotherVariableToChange;
uint8 counter = 0;
// Should not detect reentrancy in constructor
constructor(address addr) {
(bool success) = addr.call();
if (!success) {
revert();
}
counter += 1;
}
function bad0() public {
if (!(msg.sender.call())) {
revert();
}
counter += 1;
}
function bad1(address target) public {
(bool success) = target.call();
require(success);
counter += 1;
}
function bad2(address target) public {
(bool success) = target.call();
if (success) {
address(target).call.value(1000)();
counter += 1;
}
else {
revert();
}
}
function bad3(address target) public {
externalCaller(target);
varChanger();
ethSender(target);
}
function bad4(address target) public {
externalCaller(target);
ethSender(address(0));
varChanger();
address(target).call.value(2)();
}
function bad5(address target) public {
ethSender(address(0));
varChanger();
ethSender(address(0));
}
function externalCaller(address target) private {
address(target).call();
}
function ethSender(address target) private {
address(target).call.value(1)();
}
function varChanger() private {
anotherVariableToChange++;
}
}