Merge pull request #102 from trailofbits/dev-solidity-05

Improve support for Solidity > 0.5
pull/108/head
Feist Josselin 6 years ago committed by GitHub
commit fed11e9cf6
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  1. 3
      .travis.yml
  2. 10
      examples/scripts/functions_called.sol
  3. 4
      examples/scripts/functions_writing.sol
  4. 6
      examples/scripts/variable_in_condition.sol
  5. 38
      scripts/tests_generate_expected_json.sh
  6. 38
      scripts/tests_generate_expected_json_4.sh
  7. 29
      scripts/tests_generate_expected_json_5.sh
  8. 8
      scripts/travis_install.sh
  9. 20
      scripts/travis_test_4.sh
  10. 105
      scripts/travis_test_5.sh
  11. 3
      slither/core/declarations/solidity_variables.py
  12. 4
      slither/solc_parsing/declarations/function.py
  13. 3
      slither/solc_parsing/expressions/expression_parsing.py
  14. 41
      tests/arbitrary_send-0.5.1.sol
  15. 16
      tests/arbitrary_send.sol
  16. 1
      tests/backdoor.sol
  17. 4
      tests/const_state_variables.sol
  18. 18
      tests/constant-0.5.1.sol
  19. 14
      tests/controlled_delegatecall.sol
  20. 1
      tests/expected_json/arbitrary_send-0.5.1.arbitrary-send.json
  21. 2
      tests/expected_json/arbitrary_send.arbitrary-send.json
  22. 2
      tests/expected_json/backdoor.backdoor.json
  23. 2
      tests/expected_json/backdoor.suicidal.json
  24. 2
      tests/expected_json/const_state_variables.constable-states.json
  25. 1
      tests/expected_json/constant-0.5.1.constant-function.json
  26. 2
      tests/expected_json/controlled_delegatecall.controlled-delegatecall.json
  27. 2
      tests/expected_json/external_function.external-function.json
  28. 1
      tests/expected_json/inline_assembly_contract-0.5.1.assembly.json
  29. 1
      tests/expected_json/inline_assembly_library-0.5.1.assembly.json
  30. 1
      tests/expected_json/locked_ether-0.5.1.locked-ether.json
  31. 2
      tests/expected_json/low_level_calls.low-level-calls.json
  32. 2
      tests/expected_json/naming_convention.naming-convention.json
  33. 1
      tests/expected_json/reentrancy-0.5.1.reentrancy.json
  34. 1
      tests/expected_json/tx_origin-0.5.1.tx-origin.json
  35. 2
      tests/expected_json/tx_origin.tx-origin.json
  36. 1
      tests/expected_json/uninitialized-0.5.1.uninitialized-state.json
  37. 2
      tests/expected_json/unused_return.unused-return.json
  38. 2
      tests/expected_json/unused_state.unused-state.json
  39. 6
      tests/external_function.sol
  40. 2
      tests/external_function_test_2.sol
  41. 22
      tests/inline_assembly_contract-0.5.1.sol
  42. 49
      tests/inline_assembly_library-0.5.1.sol
  43. 26
      tests/locked_ether-0.5.1.sol
  44. 10
      tests/low_level_calls.sol
  45. 14
      tests/naming_convention.sol
  46. 54
      tests/reentrancy-0.5.1.sol
  47. 26
      tests/tx_origin-0.5.1.sol
  48. 2
      tests/tx_origin.sol
  49. 58
      tests/uninitialized-0.5.1.sol
  50. 6
      tests/unused_return.sol
  51. 6
      tests/unused_state.sol

@ -14,6 +14,7 @@ install:
- scripts/travis_install.sh
script:
- scripts/travis_test.sh
- scripts/travis_test_4.sh
- scripts/travis_test_5.sh

@ -1,6 +1,6 @@
contract BaseContract{
function f1(){
function f1() public{
}
}
@ -9,21 +9,21 @@ contract Contract is BaseContract{
uint a;
function entry_point(){
function entry_point() public{
f1();
f2();
}
function f1(){
function f1() public{
super.f1();
}
function f2(){
function f2() public{
}
// not reached from entry_point
function f3(){
function f3() public{
}
}

@ -2,12 +2,12 @@ contract Contract{
uint a;
function write(){
function write() public{
a++;
}
// shadowing of a
function dont_write(uint a){
function dont_write(uint a) public{
a = a +1;
}

@ -2,17 +2,17 @@ contract Contract{
uint a;
function condition(){
function condition() public{
if(a==0){
}
}
function call_require(){
function call_require() public{
require(a==0);
}
function read_and_write(){
function read_and_write() public{
a = a + 1;
}

@ -1,38 +0,0 @@
#!/usr/bin/env bash
DIR="$(cd "$(dirname "$0")" && pwd)"
# generate_expected_json file.sol detectors
generate_expected_json(){
# generate output filename
# e.g. file: uninitialized.sol detector: uninitialized-state
# ---> uninitialized.uninitialized-state.json
output_filename="$(basename $1 .sol).$2.json"
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --json "$DIR/../tests/expected_json/$output_filename"
}
#generate_expected_json tests/uninitialized.sol "uninitialized-state"
#generate_expected_json tests/backdoor.sol "backdoor"
#generate_expected_json tests/backdoor.sol "suicidal"
#generate_expected_json tests/pragma.0.4.24.sol "pragma"
#generate_expected_json tests/old_solc.sol.json "solc-version"
#generate_expected_json tests/reentrancy.sol "reentrancy"
#generate_expected_json tests/uninitialized_storage_pointer.sol "uninitialized-storage"
#generate_expected_json tests/tx_origin.sol "tx-origin"
#generate_expected_json tests/unused_state.sol "unused-state"
#generate_expected_json tests/locked_ether.sol "locked-ether"
#generate_expected_json tests/arbitrary_send.sol "arbitrary-send"
#generate_expected_json tests/inline_assembly_contract.sol "assembly"
#generate_expected_json tests/inline_assembly_library.sol "assembly"
#generate_expected_json tests/low_level_calls.sol "low-level-calls"
#generate_expected_json tests/const_state_variables.sol "constable-states"
#generate_expected_json tests/external_function.sol "external-function"
#generate_expected_json tests/naming_convention.sol "naming-convention"
#generate_expected_json tests/uninitialized_local_variable.sol "uninitialized-local"
#generate_expected_json tests/controlled_delegatecall.sol "controlled-delegatecall"
#generate_expected_json tests/constant.sol "constant-function"
#generate_expected_json tests/unused_return.sol "unused-return"

@ -0,0 +1,38 @@
#!/usr/bin/env bash
DIR="$(cd "$(dirname "$0")" && pwd)"
# generate_expected_json file.sol detectors
generate_expected_json(){
# generate output filename
# e.g. file: uninitialized.sol detector: uninitialized-state
# ---> uninitialized.uninitialized-state.json
output_filename="$(basename $1 .sol).$2.json"
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --json "$DIR/../tests/expected_json/$output_filename" --solc solc-0.4.25
}
generate_expected_json tests/uninitialized.sol "uninitialized-state"
generate_expected_json tests/backdoor.sol "backdoor"
generate_expected_json tests/backdoor.sol "suicidal"
generate_expected_json tests/pragma.0.4.24.sol "pragma"
generate_expected_json tests/old_solc.sol.json "solc-version"
generate_expected_json tests/reentrancy.sol "reentrancy"
generate_expected_json tests/uninitialized_storage_pointer.sol "uninitialized-storage"
generate_expected_json tests/tx_origin.sol "tx-origin"
generate_expected_json tests/unused_state.sol "unused-state"
generate_expected_json tests/locked_ether.sol "locked-ether"
generate_expected_json tests/arbitrary_send.sol "arbitrary-send"
generate_expected_json tests/inline_assembly_contract.sol "assembly"
generate_expected_json tests/inline_assembly_library.sol "assembly"
generate_expected_json tests/low_level_calls.sol "low-level-calls"
generate_expected_json tests/const_state_variables.sol "constable-states"
generate_expected_json tests/external_function.sol "external-function"
generate_expected_json tests/naming_convention.sol "naming-convention"
generate_expected_json tests/uninitialized_local_variable.sol "uninitialized-local"
generate_expected_json tests/controlled_delegatecall.sol "controlled-delegatecall"
generate_expected_json tests/constant.sol "constant-function"
generate_expected_json tests/unused_return.sol "unused-return"

@ -0,0 +1,29 @@
#!/usr/bin/env bash
DIR="$(cd "$(dirname "$0")" && pwd)"
# generate_expected_json file.sol detectors
generate_expected_json(){
# generate output filename
# e.g. file: uninitialized.sol detector: uninitialized-state
# ---> uninitialized.uninitialized-state.json
output_filename="$(basename $1 .sol).$2.json"
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --json "$DIR/../tests/expected_json/$output_filename" --solc solc-0.5.1
}
generate_expected_json tests/uninitialized-0.5.1.sol "uninitialized-state"
#generate_expected_json tests/backdoor.sol "backdoor"
#generate_expected_json tests/backdoor.sol "suicidal"
#generate_expected_json tests/pragma.0.4.24.sol "pragma"
#generate_expected_json tests/old_solc.sol.json "solc-version"
generate_expected_json tests/reentrancy-0.5.1.sol "reentrancy"
#generate_expected_json tests/uninitialized_storage_pointer.sol "uninitialized-storage"
generate_expected_json tests/tx_origin-0.5.1.sol "tx-origin"
generate_expected_json tests/locked_ether-0.5.1.sol "locked-ether"
generate_expected_json tests/arbitrary_send-0.5.1.sol "arbitrary-send"
generate_expected_json tests/inline_assembly_contract-0.5.1.sol "assembly"
generate_expected_json tests/inline_assembly_library-0.5.1.sol "assembly"
generate_expected_json tests/constant-0.5.1.sol "constant-function"

@ -4,8 +4,12 @@ python setup.py install
pip install deepdiff
function install_solc {
sudo wget -O /usr/bin/solc https://github.com/ethereum/solidity/releases/download/v0.4.24/solc-static-linux
sudo chmod +x /usr/bin/solc
sudo wget -O /usr/bin/solc-0.4.25 https://github.com/ethereum/solidity/releases/download/v0.4.25/solc-static-linux
sudo chmod +x /usr/bin/solc-0.4.25
sudo wget -O /usr/bin/solc-0.5.1 https://github.com/ethereum/solidity/releases/download/v0.5.1/solc-static-linux
sudo chmod +x /usr/bin/solc-0.5.1
sudo cp /usr/bin/solc-0.5.1 /usr/bin/solc
}
install_solc

@ -10,7 +10,7 @@ test_slither(){
expected="$DIR/../tests/expected_json/$(basename $1 .sol).$2.json"
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --json "$DIR/tmp-test.json"
slither "$1" --disable-solc-warnings --detect "$2" --json "$DIR/tmp-test.json" --solc solc-0.4.25
if [ $? -eq 255 ]
then
echo "Slither crashed"
@ -37,7 +37,7 @@ test_slither(){
fi
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --compact-ast --json "$DIR/tmp-test.json"
slither "$1" --disable-solc-warnings --detect "$2" --compact-ast --json "$DIR/tmp-test.json" --solc solc-0.4.25
if [ $? -eq 255 ]
then
echo "Slither crashed"
@ -88,20 +88,4 @@ test_slither tests/constant.sol "constant-function"
test_slither tests/unused_return.sol "unused-return"
### Test scripts
python examples/scripts/functions_called.py examples/scripts/functions_called.sol
if [ $? -ne 0 ]; then
exit 1
fi
python examples/scripts/functions_writing.py examples/scripts/functions_writing.sol
if [ $? -ne 0 ]; then
exit 1
fi
python examples/scripts/variable_in_condition.py examples/scripts/variable_in_condition.sol
if [ $? -ne 0 ]; then
exit 1
fi
exit 0

@ -0,0 +1,105 @@
#!/usr/bin/env bash
### Test Detectors
DIR="$(cd "$(dirname "$0")" && pwd)"
# test_slither file.sol detectors
test_slither(){
expected="$DIR/../tests/expected_json/$(basename $1 .sol).$2.json"
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --json "$DIR/tmp-test.json" --solc solc-0.5.1
if [ $? -eq 255 ]
then
echo "Slither crashed"
exit -1
fi
if [ ! -f "$DIR/tmp-test.json" ]; then
echo ""
echo "Missing generated file"
echo ""
exit 1
fi
result=$(python "$DIR/json_diff.py" "$expected" "$DIR/tmp-test.json")
rm "$DIR/tmp-test.json"
if [ "$result" != "{}" ]; then
echo ""
echo "failed test of file: $1, detector: $2"
echo ""
echo "$result"
echo ""
exit 1
fi
# run slither detector on input file and save output as json
slither "$1" --disable-solc-warnings --detect "$2" --compact-ast --json "$DIR/tmp-test.json" --solc solc-0.5.1
if [ $? -eq 255 ]
then
echo "Slither crashed"
exit -1
fi
if [ ! -f "$DIR/tmp-test.json" ]; then
echo ""
echo "Missing generated file"
echo ""
exit 1
fi
result=$(python "$DIR/json_diff.py" "$expected" "$DIR/tmp-test.json")
rm "$DIR/tmp-test.json"
if [ "$result" != "{}" ]; then
echo ""
echo "failed test of file: $1, detector: $2"
echo ""
echo "$result"
echo ""
exit 1
fi
}
test_slither tests/uninitialized-0.5.1.sol "uninitialized-state"
test_slither tests/backdoor.sol "backdoor"
test_slither tests/backdoor.sol "suicidal"
test_slither tests/old_solc.sol.json "solc-version"
test_slither tests/reentrancy-0.5.1.sol "reentrancy"
test_slither tests/tx_origin-0.5.1.sol "tx-origin"
test_slither tests/unused_state.sol "unused-state"
test_slither tests/locked_ether-0.5.1.sol "locked-ether"
test_slither tests/arbitrary_send-0.5.1.sol "arbitrary-send"
test_slither tests/inline_assembly_contract-0.5.1.sol "assembly"
test_slither tests/inline_assembly_library-0.5.1.sol "assembly"
test_slither tests/low_level_calls.sol "low-level-calls"
test_slither tests/const_state_variables.sol "constable-states"
test_slither tests/external_function.sol "external-function"
test_slither tests/naming_convention.sol "naming-convention"
#test_slither tests/complex_func.sol "complex-function"
test_slither tests/controlled_delegatecall.sol "controlled-delegatecall"
test_slither tests/constant-0.5.1.sol "constant-function"
test_slither tests/unused_return.sol "unused-return"
### Test scripts
python examples/scripts/functions_called.py examples/scripts/functions_called.sol
if [ $? -ne 0 ]; then
exit 1
fi
python examples/scripts/functions_writing.py examples/scripts/functions_writing.sol
if [ $? -ne 0 ]; then
exit 1
fi
python examples/scripts/variable_in_condition.py examples/scripts/variable_in_condition.sol
if [ $? -ne 0 ]; then
exit 1
fi
exit 0

@ -34,9 +34,12 @@ SOLIDITY_FUNCTIONS = {"gasleft()":['uint256'],
"addmod(uint256,uint256,uint256)":['uint256'],
"mulmod(uint256,uint256,uint256)":['uint256'],
"keccak256()":['bytes32'],
"keccak256(bytes)":['bytes32'], # Solidity 0.5
"sha256()":['bytes32'],
"sha256(bytes)":['bytes32'], # Solidity 0.5
"sha3()":['bytes32'],
"ripemd160()":['bytes32'],
"ripemd160(bytes)":['bytes32'], # Solidity 0.5
"ecrecover(bytes32,uint8,bytes32,bytes32)":['address'],
"selfdestruct(address)":[],
"suicide(address)":[],

@ -79,6 +79,10 @@ class FunctionSolc(Function):
if 'isConstructor' in attributes:
self._is_constructor = attributes['isConstructor']
if 'kind' in attributes:
if attributes['kind'] == 'constructor':
self._is_constructor = True
if 'visibility' in attributes:
self._visibility = attributes['visibility']
# old solc

@ -216,6 +216,7 @@ def filter_name(value):
value = value.replace(' pure', '')
value = value.replace(' view', '')
value = value.replace(' constant', '')
value = value.replace(' payable', '')
value = value.replace('function (', 'function(')
value = value.replace('returns (', 'returns(')
@ -379,7 +380,7 @@ def parse_expression(expression, caller_context):
if is_compact_ast:
value = expression['value']
if not value:
if not value and value != "":
value = '0x'+expression['hexValue']
else:
value = expression['attributes']['value']

@ -0,0 +1,41 @@
contract Test{
address payable destination;
mapping (address => uint) balances;
constructor() public{
balances[msg.sender] = 0;
}
function direct() public{
msg.sender.send(address(this).balance);
}
function init() public{
destination = msg.sender;
}
function indirect() public{
destination.send(address(this).balance);
}
// these are legitimate calls
// and should not be detected
function repay() payable public{
msg.sender.transfer(msg.value);
}
function withdraw() public{
uint val = balances[msg.sender];
msg.sender.send(val);
}
function buy() payable public{
uint value_send = msg.value;
uint value_spent = 0 ; // simulate a buy of tokens
uint remaining = value_send - value_spent;
msg.sender.send(remaining);
}
}

@ -8,30 +8,30 @@ contract Test{
balances[msg.sender] = 0;
}
function direct(){
msg.sender.send(this.balance);
function direct() public{
msg.sender.send(address(this).balance);
}
function init(){
function init() public{
destination = msg.sender;
}
function indirect(){
destination.send(this.balance);
function indirect() public{
destination.send(address(this).balance);
}
// these are legitimate calls
// and should not be detected
function repay() payable{
function repay() payable public{
msg.sender.transfer(msg.value);
}
function withdraw(){
function withdraw() public{
uint val = balances[msg.sender];
msg.sender.send(val);
}
function buy() payable{
function buy() payable public{
uint value_send = msg.value;
uint value_spent = 0 ; // simulate a buy of tokens
uint remaining = value_send - value_spent;

@ -1,4 +1,3 @@
pragma solidity ^0.4.24;
contract C{

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
contract A {
@ -25,7 +25,7 @@ contract B is A {
address public mySistersAddress = 0x999999cf1046e68e36E1aA2E0E07105eDDD1f08E;
function () public {
function () external {
used = 0;
}

@ -0,0 +1,18 @@
contract Constant {
uint a;
function test_view_shadow() public view{
uint a;
a = 0;
}
function test_view() public view{
a;
}
function test_assembly_bug() public view{
assembly{}
}
}

@ -1,25 +1,25 @@
contract C{
address addr_good = 0x41;
address addr_good = address(0x41);
address addr_bad ;
bytes4 func_id;
function bad_delegate_call(bytes data){
function bad_delegate_call(bytes memory data) public{
addr_good.delegatecall(data);
addr_bad.delegatecall(data);
}
function set(bytes4 id){
function set(bytes4 id) public{
func_id = id;
addr_bad = msg.sender;
}
function bad_delegate_call2(bytes data){
addr_bad.delegatecall(func_id, data);
function bad_delegate_call2(bytes memory data) public{
addr_bad.delegatecall(abi.encode(func_id, data));
}
function good_delegate_call(bytes data){
addr_good.delegatecall(bytes4(0x41), data);
function good_delegate_call(bytes memory data) public{
addr_good.delegatecall(abi.encode(bytes4(""), data));
}
}

@ -0,0 +1 @@
[{"check": "arbitrary-send", "impact": "High", "confidence": "Medium", "description": "Test.direct (tests/arbitrary_send-0.5.1.sol#11-13) sends eth to arbirary user\n\tDangerous calls:\n\t- msg.sender.send(address(this).balance) (tests/arbitrary_send-0.5.1.sol#12)\n", "function": {"name": "direct", "source_mapping": {"start": 162, "length": 79, "filename": "tests/arbitrary_send-0.5.1.sol", "lines": [11, 12, 13]}, "contract": {"name": "Test", "source_mapping": {"start": 0, "length": 884, "filename": "tests/arbitrary_send-0.5.1.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41]}}}, "expressions": [{"expression": "msg.sender.send(address(this).balance)", "source_mapping": {"start": 196, "length": 38, "filename": "tests/arbitrary_send-0.5.1.sol", "lines": [12]}}]}, {"check": "arbitrary-send", "impact": "High", "confidence": "Medium", "description": "Test.indirect (tests/arbitrary_send-0.5.1.sol#19-21) sends eth to arbirary user\n\tDangerous calls:\n\t- destination.send(address(this).balance) (tests/arbitrary_send-0.5.1.sol#20)\n", "function": {"name": "indirect", "source_mapping": {"start": 316, "length": 82, "filename": "tests/arbitrary_send-0.5.1.sol", "lines": [19, 20, 21]}, "contract": {"name": "Test", "source_mapping": {"start": 0, "length": 884, "filename": "tests/arbitrary_send-0.5.1.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41]}}}, "expressions": [{"expression": "destination.send(address(this).balance)", "source_mapping": {"start": 352, "length": 39, "filename": "tests/arbitrary_send-0.5.1.sol", "lines": [20]}}]}]

@ -1 +1 @@
[{"check": "arbitrary-send", "impact": "High", "confidence": "Medium", "description": "Test.direct (tests/arbitrary_send.sol#11-13) sends eth to arbirary user\n\tDangerous calls:\n\t- msg.sender.send(this.balance) (tests/arbitrary_send.sol#12)\n", "function": {"name": "direct", "source_mapping": {"start": 147, "length": 63, "filename": "tests/arbitrary_send.sol", "lines": [11, 12, 13]}, "contract": {"name": "Test", "source_mapping": {"start": 0, "length": 809, "filename": "tests/arbitrary_send.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41]}}}, "expressions": [{"expression": "msg.sender.send(this.balance)", "source_mapping": {"start": 174, "length": 29, "filename": "tests/arbitrary_send.sol", "lines": [12]}}]}, {"check": "arbitrary-send", "impact": "High", "confidence": "Medium", "description": "Test.indirect (tests/arbitrary_send.sol#19-21) sends eth to arbirary user\n\tDangerous calls:\n\t- destination.send(this.balance) (tests/arbitrary_send.sol#20)\n", "function": {"name": "indirect", "source_mapping": {"start": 278, "length": 66, "filename": "tests/arbitrary_send.sol", "lines": [19, 20, 21]}, "contract": {"name": "Test", "source_mapping": {"start": 0, "length": 809, "filename": "tests/arbitrary_send.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41]}}}, "expressions": [{"expression": "destination.send(this.balance)", "source_mapping": {"start": 307, "length": 30, "filename": "tests/arbitrary_send.sol", "lines": [20]}}]}]
[{"check": "arbitrary-send", "impact": "High", "confidence": "Medium", "description": "Test.direct (tests/arbitrary_send.sol#11-13) sends eth to arbirary user\n\tDangerous calls:\n\t- msg.sender.send(address(this).balance) (tests/arbitrary_send.sol#12)\n", "function": {"name": "direct", "source_mapping": {"start": 147, "length": 79, "filename": "tests/arbitrary_send.sol", "lines": [11, 12, 13]}, "contract": {"name": "Test", "source_mapping": {"start": 0, "length": 869, "filename": "tests/arbitrary_send.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41]}}}, "expressions": [{"expression": "msg.sender.send(address(this).balance)", "source_mapping": {"start": 181, "length": 38, "filename": "tests/arbitrary_send.sol", "lines": [12]}}]}, {"check": "arbitrary-send", "impact": "High", "confidence": "Medium", "description": "Test.indirect (tests/arbitrary_send.sol#19-21) sends eth to arbirary user\n\tDangerous calls:\n\t- destination.send(address(this).balance) (tests/arbitrary_send.sol#20)\n", "function": {"name": "indirect", "source_mapping": {"start": 301, "length": 82, "filename": "tests/arbitrary_send.sol", "lines": [19, 20, 21]}, "contract": {"name": "Test", "source_mapping": {"start": 0, "length": 869, "filename": "tests/arbitrary_send.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41]}}}, "expressions": [{"expression": "destination.send(address(this).balance)", "source_mapping": {"start": 337, "length": 39, "filename": "tests/arbitrary_send.sol", "lines": [20]}}]}]

@ -1 +1 @@
[{"check": "backdoor", "impact": "High", "confidence": "High", "description": "Backdoor function found in C.i_am_a_backdoor (tests/backdoor.sol#5-7)\n", "function": {"name": "i_am_a_backdoor", "source_mapping": {"start": 43, "length": 74, "filename": "tests/backdoor.sol", "lines": [5, 6, 7]}, "contract": {"name": "C", "source_mapping": {"start": 26, "length": 94, "filename": "tests/backdoor.sol", "lines": [3, 4, 5, 6, 7, 8, 9]}}}}]
[{"check": "backdoor", "impact": "High", "confidence": "High", "description": "Backdoor function found in C.i_am_a_backdoor (tests/backdoor.sol#4-6)\n", "function": {"name": "i_am_a_backdoor", "source_mapping": {"start": 18, "length": 74, "filename": "tests/backdoor.sol", "lines": [4, 5, 6]}, "contract": {"name": "C", "source_mapping": {"start": 1, "length": 94, "filename": "tests/backdoor.sol", "lines": [2, 3, 4, 5, 6, 7, 8]}}}}]

@ -1 +1 @@
[{"check": "suicidal", "impact": "High", "confidence": "High", "description": "C.i_am_a_backdoor (tests/backdoor.sol#5-7) allows anyone to destruct the contract\n", "function": {"name": "i_am_a_backdoor", "source_mapping": {"start": 43, "length": 74, "filename": "tests/backdoor.sol", "lines": [5, 6, 7]}, "contract": {"name": "C", "source_mapping": {"start": 26, "length": 94, "filename": "tests/backdoor.sol", "lines": [3, 4, 5, 6, 7, 8, 9]}}}}]
[{"check": "suicidal", "impact": "High", "confidence": "High", "description": "C.i_am_a_backdoor (tests/backdoor.sol#4-6) allows anyone to destruct the contract\n", "function": {"name": "i_am_a_backdoor", "source_mapping": {"start": 18, "length": 74, "filename": "tests/backdoor.sol", "lines": [4, 5, 6]}, "contract": {"name": "C", "source_mapping": {"start": 1, "length": 94, "filename": "tests/backdoor.sol", "lines": [2, 3, 4, 5, 6, 7, 8]}}}}]

@ -1 +1 @@
[{"check": "constable-states", "impact": "Informational", "confidence": "High", "description": "A.myFriendsAddress should be constant (tests/const_state_variables.sol#7)\nA.test should be constant (tests/const_state_variables.sol#10)\nA.text2 should be constant (tests/const_state_variables.sol#14)\n", "variables": [{"name": "myFriendsAddress", "source_mapping": {"start": 130, "length": 76, "filename": "tests/const_state_variables.sol", "lines": [7]}}, {"name": "test", "source_mapping": {"start": 235, "length": 20, "filename": "tests/const_state_variables.sol", "lines": [10]}}, {"name": "text2", "source_mapping": {"start": 331, "length": 20, "filename": "tests/const_state_variables.sol", "lines": [14]}}]}, {"check": "constable-states", "impact": "Informational", "confidence": "High", "description": "B.mySistersAddress should be constant (tests/const_state_variables.sol#26)\n", "variables": [{"name": "mySistersAddress", "source_mapping": {"start": 494, "length": 76, "filename": "tests/const_state_variables.sol", "lines": [26]}}]}]
[{"check": "constable-states", "impact": "Informational", "confidence": "High", "description": "A.myFriendsAddress should be constant (tests/const_state_variables.sol#7)\nA.test should be constant (tests/const_state_variables.sol#10)\nA.text2 should be constant (tests/const_state_variables.sol#14)\n", "variables": [{"name": "myFriendsAddress", "source_mapping": {"start": 132, "length": 76, "filename": "tests/const_state_variables.sol", "lines": [7]}}, {"name": "test", "source_mapping": {"start": 237, "length": 20, "filename": "tests/const_state_variables.sol", "lines": [10]}}, {"name": "text2", "source_mapping": {"start": 333, "length": 20, "filename": "tests/const_state_variables.sol", "lines": [14]}}]}, {"check": "constable-states", "impact": "Informational", "confidence": "High", "description": "B.mySistersAddress should be constant (tests/const_state_variables.sol#26)\n", "variables": [{"name": "mySistersAddress", "source_mapping": {"start": 496, "length": 76, "filename": "tests/const_state_variables.sol", "lines": [26]}}]}]

@ -0,0 +1 @@
[{"check": "constant-function", "impact": "Medium", "confidence": "Medium", "description": "Constant.test_assembly_bug (tests/constant-0.5.1.sol#15-17) is declared view but contains assembly code\n", "function": {"name": "test_assembly_bug", "source_mapping": {"start": 185, "length": 66, "filename": "tests/constant-0.5.1.sol", "lines": [15, 16, 17]}, "contract": {"name": "Constant", "source_mapping": {"start": 0, "length": 253, "filename": "tests/constant-0.5.1.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18]}}}, "variables": [], "contains_assembly": true}]

@ -1 +1 @@
[{"check": "controlled-delegatecall", "impact": "High", "confidence": "Medium", "description": "C.bad_delegate_call (tests/controlled_delegatecall.sol#8-11) uses delegatecall to a input-controlled function id\n\taddr_bad.delegatecall(data) (tests/controlled_delegatecall.sol#10)\n", "function": {"name": "bad_delegate_call", "source_mapping": {"start": 92, "length": 120, "filename": "tests/controlled_delegatecall.sol", "lines": [8, 9, 10, 11]}, "contract": {"name": "C", "source_mapping": {"start": 0, "length": 505, "filename": "tests/controlled_delegatecall.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25]}}}, "expressions": [{"expression": "addr_bad.delegatecall(data)", "source_mapping": {"start": 178, "length": 27, "filename": "tests/controlled_delegatecall.sol", "lines": [10]}}]}, {"check": "controlled-delegatecall", "impact": "High", "confidence": "Medium", "description": "C.bad_delegate_call2 (tests/controlled_delegatecall.sol#18-20) uses delegatecall to a input-controlled function id\n\taddr_bad.delegatecall(func_id,data) (tests/controlled_delegatecall.sol#19)\n", "function": {"name": "bad_delegate_call2", "source_mapping": {"start": 307, "length": 92, "filename": "tests/controlled_delegatecall.sol", "lines": [18, 19, 20]}, "contract": {"name": "C", "source_mapping": {"start": 0, "length": 505, "filename": "tests/controlled_delegatecall.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25]}}}, "expressions": [{"expression": "addr_bad.delegatecall(func_id,data)", "source_mapping": {"start": 356, "length": 36, "filename": "tests/controlled_delegatecall.sol", "lines": [19]}}]}]
[{"check": "controlled-delegatecall", "impact": "High", "confidence": "Medium", "description": "C.bad_delegate_call (tests/controlled_delegatecall.sol#8-11) uses delegatecall to a input-controlled function id\n\taddr_bad.delegatecall(data) (tests/controlled_delegatecall.sol#10)\n", "function": {"name": "bad_delegate_call", "source_mapping": {"start": 101, "length": 134, "filename": "tests/controlled_delegatecall.sol", "lines": [8, 9, 10, 11]}, "contract": {"name": "C", "source_mapping": {"start": 0, "length": 585, "filename": "tests/controlled_delegatecall.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25]}}}, "expressions": [{"expression": "addr_bad.delegatecall(data)", "source_mapping": {"start": 201, "length": 27, "filename": "tests/controlled_delegatecall.sol", "lines": [10]}}]}, {"check": "controlled-delegatecall", "impact": "High", "confidence": "Medium", "description": "C.bad_delegate_call2 (tests/controlled_delegatecall.sol#18-20) uses delegatecall to a input-controlled function id\n\taddr_bad.delegatecall(abi.encode(func_id,data)) (tests/controlled_delegatecall.sol#19)\n", "function": {"name": "bad_delegate_call2", "source_mapping": {"start": 337, "length": 118, "filename": "tests/controlled_delegatecall.sol", "lines": [18, 19, 20]}, "contract": {"name": "C", "source_mapping": {"start": 0, "length": 585, "filename": "tests/controlled_delegatecall.sol", "lines": [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25]}}}, "expressions": [{"expression": "addr_bad.delegatecall(abi.encode(func_id,data))", "source_mapping": {"start": 400, "length": 48, "filename": "tests/controlled_delegatecall.sol", "lines": [19]}}]}]

@ -1 +1 @@
[{"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled.funcNotCalled3 (tests/external_function.sol#13-15) should be declared external\n", "function": {"name": "funcNotCalled3", "source_mapping": {"start": 257, "length": 41, "filename": "tests/external_function.sol", "lines": [13, 14, 15]}, "contract": {"name": "ContractWithFunctionNotCalled", "source_mapping": {"start": 211, "length": 258, "filename": "tests/external_function.sol", "lines": [11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}}}}, {"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled.funcNotCalled2 (tests/external_function.sol#17-19) should be declared external\n", "function": {"name": "funcNotCalled2", "source_mapping": {"start": 304, "length": 41, "filename": "tests/external_function.sol", "lines": [17, 18, 19]}, "contract": {"name": "ContractWithFunctionNotCalled", "source_mapping": {"start": 211, "length": 258, "filename": "tests/external_function.sol", "lines": [11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}}}}, {"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled.funcNotCalled (tests/external_function.sol#21-23) should be declared external\n", "function": {"name": "funcNotCalled", "source_mapping": {"start": 351, "length": 40, "filename": "tests/external_function.sol", "lines": [21, 22, 23]}, "contract": {"name": "ContractWithFunctionNotCalled", "source_mapping": {"start": 211, "length": 258, "filename": "tests/external_function.sol", "lines": [11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}}}}, {"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled2.funcNotCalled (tests/external_function.sol#32-39) should be declared external\n", "function": {"name": "funcNotCalled", "source_mapping": {"start": 552, "length": 304, "filename": "tests/external_function.sol", "lines": [32, 33, 34, 35, 36, 37, 38, 39]}, "contract": {"name": "ContractWithFunctionNotCalled2", "source_mapping": {"start": 471, "length": 387, "filename": "tests/external_function.sol", "lines": [31, 32, 33, 34, 35, 36, 37, 38, 39, 40]}}}}]
[{"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled.funcNotCalled3 (tests/external_function.sol#13-15) should be declared external\n", "function": {"name": "funcNotCalled3", "source_mapping": {"start": 259, "length": 41, "filename": "tests/external_function.sol", "lines": [13, 14, 15]}, "contract": {"name": "ContractWithFunctionNotCalled", "source_mapping": {"start": 213, "length": 258, "filename": "tests/external_function.sol", "lines": [11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}}}}, {"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled.funcNotCalled2 (tests/external_function.sol#17-19) should be declared external\n", "function": {"name": "funcNotCalled2", "source_mapping": {"start": 306, "length": 41, "filename": "tests/external_function.sol", "lines": [17, 18, 19]}, "contract": {"name": "ContractWithFunctionNotCalled", "source_mapping": {"start": 213, "length": 258, "filename": "tests/external_function.sol", "lines": [11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}}}}, {"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled.funcNotCalled (tests/external_function.sol#21-23) should be declared external\n", "function": {"name": "funcNotCalled", "source_mapping": {"start": 353, "length": 40, "filename": "tests/external_function.sol", "lines": [21, 22, 23]}, "contract": {"name": "ContractWithFunctionNotCalled", "source_mapping": {"start": 213, "length": 258, "filename": "tests/external_function.sol", "lines": [11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}}}}, {"check": "external-function", "impact": "Informational", "confidence": "High", "description": "ContractWithFunctionNotCalled2.funcNotCalled (tests/external_function.sol#32-39) should be declared external\n", "function": {"name": "funcNotCalled", "source_mapping": {"start": 554, "length": 325, "filename": "tests/external_function.sol", "lines": [32, 33, 34, 35, 36, 37, 38, 39]}, "contract": {"name": "ContractWithFunctionNotCalled2", "source_mapping": {"start": 473, "length": 408, "filename": "tests/external_function.sol", "lines": [31, 32, 33, 34, 35, 36, 37, 38, 39, 40]}}}}]

@ -0,0 +1 @@
[{"check": "assembly", "impact": "Informational", "confidence": "High", "description": "GetCode.at uses assembly (tests/inline_assembly_contract-0.5.1.sol#6-20)\n\t- tests/inline_assembly_contract-0.5.1.sol#7-20\n", "function": {"name": "at", "source_mapping": {"start": 119, "length": 707, "filename": "tests/inline_assembly_contract-0.5.1.sol", "lines": [6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20]}, "contract": {"name": "GetCode", "source_mapping": {"start": 97, "length": 731, "filename": "tests/inline_assembly_contract-0.5.1.sol", "lines": [5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21]}}}, "assembly": [{"source_mapping": {"start": 198, "length": 628, "filename": "tests/inline_assembly_contract-0.5.1.sol", "lines": [7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20]}}]}]

@ -0,0 +1 @@
[{"check": "assembly", "impact": "Informational", "confidence": "High", "description": "VectorSum.sumAsm uses assembly (tests/inline_assembly_library-0.5.1.sol#16-22)\n\t- tests/inline_assembly_library-0.5.1.sol#18-21\n", "function": {"name": "sumAsm", "source_mapping": {"start": 599, "length": 254, "filename": "tests/inline_assembly_library-0.5.1.sol", "lines": [16, 17, 18, 19, 20, 21, 22]}, "contract": {"name": "VectorSum", "source_mapping": {"start": 97, "length": 1602, "filename": "tests/inline_assembly_library-0.5.1.sol", "lines": [5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48]}}}, "assembly": [{"source_mapping": {"start": 733, "length": 114, "filename": "tests/inline_assembly_library-0.5.1.sol", "lines": [18, 19, 20, 21]}}]}, {"check": "assembly", "impact": "Informational", "confidence": "High", "description": "VectorSum.sumPureAsm uses assembly (tests/inline_assembly_library-0.5.1.sol#25-47)\n\t- tests/inline_assembly_library-0.5.1.sol#26-47\n", "function": {"name": "sumPureAsm", "source_mapping": {"start": 936, "length": 761, "filename": "tests/inline_assembly_library-0.5.1.sol", "lines": [25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47]}, "contract": {"name": "VectorSum", "source_mapping": {"start": 97, "length": 1602, "filename": "tests/inline_assembly_library-0.5.1.sol", "lines": [5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48]}}}, "assembly": [{"source_mapping": {"start": 1020, "length": 677, "filename": "tests/inline_assembly_library-0.5.1.sol", "lines": [26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47]}}]}]

@ -0,0 +1 @@
[{"check": "locked-ether", "impact": "Medium", "confidence": "High", "description": "Contract locking ether found in tests/locked_ether-0.5.1.sol:\n\tContract OnlyLocked has payable functions:\n\t - receive (tests/locked_ether-0.5.1.sol#4-6)\n\tBut has not function to withdraw the ether\n", "functions": [{"name": "receive", "source_mapping": {"start": 46, "length": 72, "filename": "tests/locked_ether-0.5.1.sol", "lines": [4, 5, 6]}, "contract": {"name": "Locked", "source_mapping": {"start": 24, "length": 97, "filename": "tests/locked_ether-0.5.1.sol", "lines": [2, 3, 4, 5, 6, 7, 8]}}}], "contract": {"name": "OnlyLocked", "source_mapping": {"start": 375, "length": 32, "filename": "tests/locked_ether-0.5.1.sol", "lines": [26]}}}]

@ -1 +1 @@
[{"check": "low-level-calls", "impact": "Informational", "confidence": "High", "description": "Low level call in Sender.send (tests/low_level_calls.sol#5-7):\n\t-_receiver.call.value(msg.value).gas(7777)() tests/low_level_calls.sol#6\n", "function": {"name": "send", "source_mapping": {"start": 49, "length": 101, "filename": "tests/low_level_calls.sol", "lines": [5, 6, 7]}, "contract": {"name": "Sender", "source_mapping": {"start": 27, "length": 125, "filename": "tests/low_level_calls.sol", "lines": [4, 5, 6, 7, 8]}}}, "expressions": [{"expression": "_receiver.call.value(msg.value).gas(7777)()", "source_mapping": {"start": 100, "length": 43, "filename": "tests/low_level_calls.sol", "lines": [6]}}]}]
[{"check": "low-level-calls", "impact": "Informational", "confidence": "High", "description": "Low level call in Sender.send (tests/low_level_calls.sol#5-7):\n\t-_receiver.call.value(msg.value).gas(7777)() tests/low_level_calls.sol#6\n", "function": {"name": "send", "source_mapping": {"start": 51, "length": 112, "filename": "tests/low_level_calls.sol", "lines": [5, 6, 7]}, "contract": {"name": "Sender", "source_mapping": {"start": 29, "length": 136, "filename": "tests/low_level_calls.sol", "lines": [4, 5, 6, 7, 8]}}}, "expressions": [{"expression": "_receiver.call.value(msg.value).gas(7777)()", "source_mapping": {"start": 111, "length": 45, "filename": "tests/low_level_calls.sol", "lines": [6]}}]}]

@ -1 +1 @@
[{"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Contract 'naming' (tests/naming_convention.sol#3-48) is not in CapWords\n", "type": "contract", "convention": "CapWords", "name": {"name": "naming", "source_mapping": {"start": 26, "length": 598, "filename": "tests/naming_convention.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Struct 'naming.test' (tests/naming_convention.sol#14-16) is not in CapWords\n", "type": "structure", "convention": "CapWords", "name": {"name": "test", "source_mapping": {"start": 227, "length": 20, "filename": "tests/naming_convention.sol", "lines": [14, 15, 16]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Event 'naming.event_' (tests/naming_convention.sol#23) is not in CapWords\n", "type": "event", "convention": "CapWords", "name": {"name": "event_", "source_mapping": {"start": 303, "length": 19, "filename": "tests/naming_convention.sol", "lines": [23]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Function 'naming.GetOne' (tests/naming_convention.sol#30-33) is not in mixedCase\n", "type": "function", "convention": "mixedCase", "name": {"name": "GetOne", "source_mapping": {"start": 405, "length": 71, "filename": "tests/naming_convention.sol", "lines": [30, 31, 32, 33]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Parameter 'Number2' of naming.setInt (tests/naming_convention.sol#35) is not in mixedCase\n", "type": "parameter", "convention": "mixedCase", "name": {"name": "Number2", "source_mapping": {"start": 512, "length": 12, "filename": "tests/naming_convention.sol", "lines": [35]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Constant 'naming.MY_other_CONSTANT' (tests/naming_convention.sol#9) is not in UPPER_CASE_WITH_UNDERSCORES\n", "type": "variable_constant", "convention": "UPPER_CASE_WITH_UNDERSCORES", "name": {"name": "MY_other_CONSTANT", "source_mapping": {"start": 141, "length": 35, "filename": "tests/naming_convention.sol", "lines": [9]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Variable 'naming.Var_One' (tests/naming_convention.sol#11) is not in mixedCase\n", "type": "variable", "convention": "mixedCase", "name": {"name": "Var_One", "source_mapping": {"start": 183, "length": 16, "filename": "tests/naming_convention.sol", "lines": [11]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Enum 'naming.numbers' (tests/naming_convention.sol#6) is not in CapWords\n", "type": "enum", "convention": "CapWords", "name": {"name": "numbers", "source_mapping": {"start": 77, "length": 23, "filename": "tests/naming_convention.sol", "lines": [6]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Modifier 'naming.CantDo' (tests/naming_convention.sol#41-43) is not in mixedCase\n", "type": "modifier", "convention": "mixedCase", "name": {"name": "CantDo", "source_mapping": {"start": 545, "length": 36, "filename": "tests/naming_convention.sol", "lines": [41, 42, 43]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Parameter '_used' of T.test (tests/naming_convention.sol#59) is not in mixedCase\n", "type": "parameter", "convention": "mixedCase", "name": {"name": "_used", "source_mapping": {"start": 748, "length": 10, "filename": "tests/naming_convention.sol", "lines": [59]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Variable 'T._myPublicVar' (tests/naming_convention.sol#56) is not in mixedCase\n", "type": "variable", "convention": "mixedCase", "name": {"name": "_myPublicVar", "source_mapping": {"start": 695, "length": 17, "filename": "tests/naming_convention.sol", "lines": [56]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Variable 'T.l' (tests/naming_convention.sol#67) used l, O, I, which should not be used\n", "type": "variable", "convention": "l_O_I_should_not_be_used", "name": {"name": "l", "source_mapping": {"start": 847, "length": 10, "filename": "tests/naming_convention.sol", "lines": [67]}}}]
[{"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Contract 'naming' (tests/naming_convention.sol#3-48) is not in CapWords\n", "type": "contract", "convention": "CapWords", "name": {"name": "naming", "source_mapping": {"start": 28, "length": 642, "filename": "tests/naming_convention.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Struct 'naming.test' (tests/naming_convention.sol#14-16) is not in CapWords\n", "type": "structure", "convention": "CapWords", "name": {"name": "test", "source_mapping": {"start": 229, "length": 35, "filename": "tests/naming_convention.sol", "lines": [14, 15, 16]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Event 'naming.event_' (tests/naming_convention.sol#23) is not in CapWords\n", "type": "event", "convention": "CapWords", "name": {"name": "event_", "source_mapping": {"start": 335, "length": 19, "filename": "tests/naming_convention.sol", "lines": [23]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Function 'naming.GetOne' (tests/naming_convention.sol#30-33) is not in mixedCase\n", "type": "function", "convention": "mixedCase", "name": {"name": "GetOne", "source_mapping": {"start": 440, "length": 75, "filename": "tests/naming_convention.sol", "lines": [30, 31, 32, 33]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Parameter 'Number2' of naming.setInt (tests/naming_convention.sol#35) is not in mixedCase\n", "type": "parameter", "convention": "mixedCase", "name": {"name": "Number2", "source_mapping": {"start": 551, "length": 12, "filename": "tests/naming_convention.sol", "lines": [35]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Constant 'naming.MY_other_CONSTANT' (tests/naming_convention.sol#9) is not in UPPER_CASE_WITH_UNDERSCORES\n", "type": "variable_constant", "convention": "UPPER_CASE_WITH_UNDERSCORES", "name": {"name": "MY_other_CONSTANT", "source_mapping": {"start": 143, "length": 35, "filename": "tests/naming_convention.sol", "lines": [9]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Variable 'naming.Var_One' (tests/naming_convention.sol#11) is not in mixedCase\n", "type": "variable", "convention": "mixedCase", "name": {"name": "Var_One", "source_mapping": {"start": 185, "length": 16, "filename": "tests/naming_convention.sol", "lines": [11]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Enum 'naming.numbers' (tests/naming_convention.sol#6) is not in CapWords\n", "type": "enum", "convention": "CapWords", "name": {"name": "numbers", "source_mapping": {"start": 79, "length": 23, "filename": "tests/naming_convention.sol", "lines": [6]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Modifier 'naming.CantDo' (tests/naming_convention.sol#41-43) is not in mixedCase\n", "type": "modifier", "convention": "mixedCase", "name": {"name": "CantDo", "source_mapping": {"start": 591, "length": 36, "filename": "tests/naming_convention.sol", "lines": [41, 42, 43]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Parameter '_used' of T.test (tests/naming_convention.sol#59) is not in mixedCase\n", "type": "parameter", "convention": "mixedCase", "name": {"name": "_used", "source_mapping": {"start": 794, "length": 10, "filename": "tests/naming_convention.sol", "lines": [59]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Variable 'T._myPublicVar' (tests/naming_convention.sol#56) is not in mixedCase\n", "type": "variable", "convention": "mixedCase", "name": {"name": "_myPublicVar", "source_mapping": {"start": 741, "length": 17, "filename": "tests/naming_convention.sol", "lines": [56]}}}, {"check": "naming-convention", "impact": "Informational", "confidence": "High", "description": "Variable 'T.l' (tests/naming_convention.sol#67) used l, O, I, which should not be used\n", "type": "variable", "convention": "l_O_I_should_not_be_used", "name": {"name": "l", "source_mapping": {"start": 900, "length": 10, "filename": "tests/naming_convention.sol", "lines": [67]}}}]

@ -0,0 +1 @@
[{"check": "reentrancy", "impact": "High", "confidence": "Medium", "description": "Reentrancy in Reentrancy.withdrawBalance (tests/reentrancy-0.5.1.sol#14-22):\n\tExternal calls:\n\t- (ret,mem) = msg.sender.call.value(userBalance[msg.sender])() (tests/reentrancy-0.5.1.sol#17)\n\tState variables written after the call(s):\n\t- userBalance (tests/reentrancy-0.5.1.sol#21)\n", "function": {"name": "withdrawBalance", "source_mapping": {"start": 298, "length": 357, "filename": "tests/reentrancy-0.5.1.sol", "lines": [14, 15, 16, 17, 18, 19, 20, 21, 22]}, "contract": {"name": "Reentrancy", "source_mapping": {"start": 25, "length": 1807, "filename": "tests/reentrancy-0.5.1.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54]}}}, "external_calls": [{"expression": "(ret,mem) = msg.sender.call.value(userBalance[msg.sender])()", "source_mapping": {"start": 477, "length": 81, "filename": "tests/reentrancy-0.5.1.sol", "lines": [17]}}], "external_calls_sending_eth": [], "variables_written": [{"name": "userBalance", "expression": "userBalance[msg.sender] = 0", "source_mapping": {"start": 621, "length": 27, "filename": "tests/reentrancy-0.5.1.sol", "lines": [21]}}]}, {"check": "reentrancy", "impact": "High", "confidence": "Medium", "description": "Reentrancy in Reentrancy.withdrawBalance_fixed_3 (tests/reentrancy-0.5.1.sol#44-53):\n\tExternal calls:\n\t- (ret,mem) = msg.sender.call.value(amount)() (tests/reentrancy-0.5.1.sol#49)\n\tState variables written after the call(s):\n\t- userBalance (tests/reentrancy-0.5.1.sol#51)\n", "function": {"name": "withdrawBalance_fixed_3", "source_mapping": {"start": 1434, "length": 393, "filename": "tests/reentrancy-0.5.1.sol", "lines": [44, 45, 46, 47, 48, 49, 50, 51, 52, 53]}, "contract": {"name": "Reentrancy", "source_mapping": {"start": 25, "length": 1807, "filename": "tests/reentrancy-0.5.1.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54]}}}, "external_calls": [{"expression": "(ret,mem) = msg.sender.call.value(amount)()", "source_mapping": {"start": 1679, "length": 64, "filename": "tests/reentrancy-0.5.1.sol", "lines": [49]}}], "external_calls_sending_eth": [], "variables_written": [{"name": "userBalance", "expression": "userBalance[msg.sender] = amount", "source_mapping": {"start": 1778, "length": 32, "filename": "tests/reentrancy-0.5.1.sol", "lines": [51]}}]}]

@ -0,0 +1 @@
[{"check": "tx-origin", "impact": "Medium", "confidence": "Medium", "description": "TxOrigin.bug0 uses tx.origin for authorization:\n\t- require(bool)(tx.origin == owner) (tests/tx_origin-0.5.1.sol#10)\n", "function": {"name": "bug0", "source_mapping": {"start": 127, "length": 66, "filename": "tests/tx_origin-0.5.1.sol", "lines": [9, 10, 11]}, "contract": {"name": "TxOrigin", "source_mapping": {"start": 25, "length": 442, "filename": "tests/tx_origin-0.5.1.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26]}}}, "expressions": [{"expression": "require(bool)(tx.origin == owner)", "source_mapping": {"start": 159, "length": 27, "filename": "tests/tx_origin-0.5.1.sol", "lines": [10]}}]}, {"check": "tx-origin", "impact": "Medium", "confidence": "Medium", "description": "TxOrigin.bug2 uses tx.origin for authorization:\n\t- tx.origin != owner (tests/tx_origin-0.5.1.sol#14-16)\n", "function": {"name": "bug2", "source_mapping": {"start": 199, "length": 95, "filename": "tests/tx_origin-0.5.1.sol", "lines": [13, 14, 15, 16, 17]}, "contract": {"name": "TxOrigin", "source_mapping": {"start": 25, "length": 442, "filename": "tests/tx_origin-0.5.1.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26]}}}, "expressions": [{"expression": "tx.origin != owner", "source_mapping": {"start": 231, "length": 57, "filename": "tests/tx_origin-0.5.1.sol", "lines": [14, 15, 16]}}]}]

@ -1 +1 @@
[{"check": "tx-origin", "impact": "Medium", "confidence": "Medium", "description": "TxOrigin.bug0 uses tx.origin for authorization:\n\t- require(bool)(tx.origin == owner) (tests/tx_origin.sol#10)\n", "function": {"name": "bug0", "source_mapping": {"start": 114, "length": 60, "filename": "tests/tx_origin.sol", "lines": [9, 10, 11]}, "contract": {"name": "TxOrigin", "source_mapping": {"start": 26, "length": 393, "filename": "tests/tx_origin.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26]}}}, "expressions": [{"expression": "require(bool)(tx.origin == owner)", "source_mapping": {"start": 140, "length": 27, "filename": "tests/tx_origin.sol", "lines": [10]}}]}, {"check": "tx-origin", "impact": "Medium", "confidence": "Medium", "description": "TxOrigin.bug2 uses tx.origin for authorization:\n\t- tx.origin != owner (tests/tx_origin.sol#14-16)\n", "function": {"name": "bug2", "source_mapping": {"start": 180, "length": 89, "filename": "tests/tx_origin.sol", "lines": [13, 14, 15, 16, 17]}, "contract": {"name": "TxOrigin", "source_mapping": {"start": 26, "length": 393, "filename": "tests/tx_origin.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26]}}}, "expressions": [{"expression": "tx.origin != owner", "source_mapping": {"start": 206, "length": 57, "filename": "tests/tx_origin.sol", "lines": [14, 15, 16]}}]}]
[{"check": "tx-origin", "impact": "Medium", "confidence": "Medium", "description": "TxOrigin.bug0 uses tx.origin for authorization:\n\t- require(bool)(tx.origin == owner) (tests/tx_origin.sol#10)\n", "function": {"name": "bug0", "source_mapping": {"start": 116, "length": 60, "filename": "tests/tx_origin.sol", "lines": [9, 10, 11]}, "contract": {"name": "TxOrigin", "source_mapping": {"start": 28, "length": 393, "filename": "tests/tx_origin.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26]}}}, "expressions": [{"expression": "require(bool)(tx.origin == owner)", "source_mapping": {"start": 142, "length": 27, "filename": "tests/tx_origin.sol", "lines": [10]}}]}, {"check": "tx-origin", "impact": "Medium", "confidence": "Medium", "description": "TxOrigin.bug2 uses tx.origin for authorization:\n\t- tx.origin != owner (tests/tx_origin.sol#14-16)\n", "function": {"name": "bug2", "source_mapping": {"start": 182, "length": 89, "filename": "tests/tx_origin.sol", "lines": [13, 14, 15, 16, 17]}, "contract": {"name": "TxOrigin", "source_mapping": {"start": 28, "length": 393, "filename": "tests/tx_origin.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26]}}}, "expressions": [{"expression": "tx.origin != owner", "source_mapping": {"start": 208, "length": 57, "filename": "tests/tx_origin.sol", "lines": [14, 15, 16]}}]}]

@ -0,0 +1 @@
[{"check": "uninitialized-state", "impact": "High", "confidence": "High", "description": "Uninitialized.destination (tests/uninitialized-0.5.1.sol#5) is never initialized. It is used in:\n\t- transfer (tests/uninitialized-0.5.1.sol#7-9)\n", "variable": {"name": "destination", "source_mapping": {"start": 54, "length": 27, "filename": "tests/uninitialized-0.5.1.sol", "lines": [5]}}, "functions": [{"name": "transfer", "source_mapping": {"start": 88, "length": 82, "filename": "tests/uninitialized-0.5.1.sol", "lines": [7, 8, 9]}, "contract": {"name": "Uninitialized", "source_mapping": {"start": 25, "length": 148, "filename": "tests/uninitialized-0.5.1.sol", "lines": [3, 4, 5, 6, 7, 8, 9, 10, 11]}}}]}, {"check": "uninitialized-state", "impact": "High", "confidence": "High", "description": "Test.balances (tests/uninitialized-0.5.1.sol#15) is never initialized. It is used in:\n\t- use (tests/uninitialized-0.5.1.sol#23-26)\n", "variable": {"name": "balances", "source_mapping": {"start": 196, "length": 34, "filename": "tests/uninitialized-0.5.1.sol", "lines": [15]}}, "functions": [{"name": "use", "source_mapping": {"start": 369, "length": 154, "filename": "tests/uninitialized-0.5.1.sol", "lines": [23, 24, 25, 26]}, "contract": {"name": "Test", "source_mapping": {"start": 176, "length": 349, "filename": "tests/uninitialized-0.5.1.sol", "lines": [14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27]}}}]}, {"check": "uninitialized-state", "impact": "High", "confidence": "High", "description": "Test2.st (tests/uninitialized-0.5.1.sol#45) is never initialized. It is used in:\n\t- use (tests/uninitialized-0.5.1.sol#53-56)\n", "variable": {"name": "st", "source_mapping": {"start": 726, "length": 15, "filename": "tests/uninitialized-0.5.1.sol", "lines": [45]}}, "functions": [{"name": "use", "source_mapping": {"start": 913, "length": 129, "filename": "tests/uninitialized-0.5.1.sol", "lines": [53, 54, 55, 56]}, "contract": {"name": "Test2", "source_mapping": {"start": 672, "length": 373, "filename": "tests/uninitialized-0.5.1.sol", "lines": [42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58]}}}]}, {"check": "uninitialized-state", "impact": "High", "confidence": "High", "description": "Test2.v (tests/uninitialized-0.5.1.sol#47) is never initialized. It is used in:\n\t- init (tests/uninitialized-0.5.1.sol#49-51)\n", "variable": {"name": "v", "source_mapping": {"start": 779, "length": 6, "filename": "tests/uninitialized-0.5.1.sol", "lines": [47]}}, "functions": [{"name": "init", "source_mapping": {"start": 848, "length": 59, "filename": "tests/uninitialized-0.5.1.sol", "lines": [49, 50, 51]}, "contract": {"name": "Test2", "source_mapping": {"start": 672, "length": 373, "filename": "tests/uninitialized-0.5.1.sol", "lines": [42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58]}}}]}]

@ -1 +1 @@
[{"check": "unused-return", "impact": "Medium", "confidence": "Medium", "description": "User.test (tests/unused_return.sol#17-29) does not use the value returned by external calls:\n\t-t.f() (tests/unused_return.sol#18)\n\t-a.add(0) (tests/unused_return.sol#22)\n", "function": {"name": "test", "source_mapping": {"start": 230, "length": 347, "filename": "tests/unused_return.sol", "lines": [17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}, "contract": {"name": "User", "source_mapping": {"start": 180, "length": 399, "filename": "tests/unused_return.sol", "lines": [13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30]}}}, "expressions": [{"expression": "t.f()", "source_mapping": {"start": 263, "length": 5, "filename": "tests/unused_return.sol", "lines": [18]}}, {"expression": "a.add(0)", "source_mapping": {"start": 337, "length": 8, "filename": "tests/unused_return.sol", "lines": [22]}}]}]
[{"check": "unused-return", "impact": "Medium", "confidence": "Medium", "description": "User.test (tests/unused_return.sol#17-29) does not use the value returned by external calls:\n\t-t.f() (tests/unused_return.sol#18)\n\t-a.add(0) (tests/unused_return.sol#22)\n", "function": {"name": "test", "source_mapping": {"start": 239, "length": 354, "filename": "tests/unused_return.sol", "lines": [17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29]}, "contract": {"name": "User", "source_mapping": {"start": 189, "length": 406, "filename": "tests/unused_return.sol", "lines": [13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30]}}}, "expressions": [{"expression": "t.f()", "source_mapping": {"start": 279, "length": 5, "filename": "tests/unused_return.sol", "lines": [18]}}, {"expression": "a.add(0)", "source_mapping": {"start": 353, "length": 8, "filename": "tests/unused_return.sol", "lines": [22]}}]}]

@ -1 +1 @@
[{"check": "unused-state", "impact": "Informational", "confidence": "High", "description": "A.unused (tests/unused_state.sol#4) is never used in B\n", "variables": [{"name": "unused", "source_mapping": {"start": 42, "length": 14, "filename": "tests/unused_state.sol", "lines": [4]}}]}]
[{"check": "unused-state", "impact": "Informational", "confidence": "High", "description": "A.unused (tests/unused_state.sol#4) is never used in B\n", "variables": [{"name": "unused", "source_mapping": {"start": 44, "length": 14, "filename": "tests/unused_state.sol", "lines": [4]}}]}]

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
import "./external_function_test_2.sol";
@ -31,8 +31,8 @@ contract ContractWithFunctionNotCalled {
contract ContractWithFunctionNotCalled2 is ContractWithFunctionCalledSuper {
function funcNotCalled() public {
uint256 i = 0;
address three = new ContractWithFunctionNotCalled();
three.call(bytes4(keccak256("helloTwo()")));
address three = address(new ContractWithFunctionNotCalled());
three.call(abi.encode(bytes4(keccak256("helloTwo()"))));
super.callWithSuper();
ContractWithFunctionCalled c = new ContractWithFunctionCalled();
c.funcCalled();

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
contract ContractWithFunctionCalled {
function funcCalled() external {

@ -0,0 +1,22 @@
pragma solidity ^0.5.1;
// taken from https://solidity.readthedocs.io/en/v0.4.25/assembly.html
library GetCode {
function at(address _addr) public view returns (bytes memory o_code) {
assembly {
// retrieve the size of the code, this needs assembly
let size := extcodesize(_addr)
// allocate output byte array - this could also be done without assembly
// by using o_code = new bytes(size)
o_code := mload(0x40)
// new "memory end" including padding
mstore(0x40, add(o_code, and(add(add(size, 0x20), 0x1f), not(0x1f))))
// store length in memory
mstore(o_code, size)
// actually retrieve the code, this needs assembly
extcodecopy(_addr, add(o_code, 0x20), 0, size)
}
}
}

@ -0,0 +1,49 @@
pragma solidity ^0.5.1;
// taken from https://solidity.readthedocs.io/en/v0.4.25/assembly.html
library VectorSum {
// This function is less efficient because the optimizer currently fails to
// remove the bounds checks in array access.
function sumSolidity(uint[] memory _data) public view returns (uint o_sum) {
for (uint i = 0; i < _data.length; ++i)
o_sum += _data[i];
}
// We know that we only access the array in bounds, so we can avoid the check.
// 0x20 needs to be added to an array because the first slot contains the
// array length.
function sumAsm(uint[] memory _data) public view returns (uint o_sum) {
for (uint i = 0; i < _data.length; ++i) {
assembly {
o_sum := add(o_sum, mload(add(add(_data, 0x20), mul(i, 0x20))))
}
}
}
// Same as above, but accomplish the entire code within inline assembly.
function sumPureAsm(uint[] memory _data) public view returns (uint o_sum) {
assembly {
// Load the length (first 32 bytes)
let len := mload(_data)
// Skip over the length field.
//
// Keep temporary variable so it can be incremented in place.
//
// NOTE: incrementing _data would result in an unusable
// _data variable after this assembly block
let data := add(_data, 0x20)
// Iterate until the bound is not met.
for
{ let end := add(data, len) }
lt(data, end)
{ data := add(data, 0x20) }
{
o_sum := add(o_sum, mload(data))
}
}
}
}

@ -0,0 +1,26 @@
pragma solidity ^0.5.0;
contract Locked{
function receive() payable public{
require(msg.value > 0);
}
}
contract Send{
address payable owner = msg.sender;
function withdraw() public{
owner.transfer(address(this).balance);
}
}
contract Unlocked is Locked, Send{
function withdraw() public{
super.withdraw();
}
}
contract OnlyLocked is Locked{ }

@ -1,9 +1,9 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
contract Sender {
function send(address _receiver) payable {
_receiver.call.value(msg.value).gas(7777)();
function send(address _receiver) payable external {
_receiver.call.value(msg.value).gas(7777)("");
}
}
@ -11,7 +11,7 @@ contract Sender {
contract Receiver {
uint public balance = 0;
function () payable {
function () payable external{
balance += msg.value;
}
}
}

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
contract naming {
@ -12,27 +12,27 @@ contract naming {
uint varTwo = 2;
struct test {
uint a;
}
struct Test {
uint a;
}
event Event_(uint);
event event_(uint);
function getOne() constant returns (uint)
function getOne() view public returns(uint)
{
return 1;
}
function GetOne() constant returns (uint)
function GetOne() view public returns (uint)
{
return 1;
}
function setInt(uint number1, uint Number2)
function setInt(uint number1, uint Number2) public
{
}
@ -56,7 +56,7 @@ contract T {
uint _myPublicVar;
function test(uint _unused, uint _used) returns(uint){
function test(uint _unused, uint _used) public returns(uint){
return _used;}

@ -0,0 +1,54 @@
pragma solidity ^0.5.0;
contract Reentrancy {
mapping (address => uint) userBalance;
function getBalance(address u) view public returns(uint){
return userBalance[u];
}
function addToBalance() payable public{
userBalance[msg.sender] += msg.value;
}
function withdrawBalance() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
(bool ret, bytes memory mem) = msg.sender.call.value(userBalance[msg.sender])("");
if( ! ret ){
revert();
}
userBalance[msg.sender] = 0;
}
function withdrawBalance_fixed() public{
// To protect against re-entrancy, the state variable
// has to be change before the call
uint amount = userBalance[msg.sender];
userBalance[msg.sender] = 0;
(bool ret, bytes memory mem) = msg.sender.call.value(amount)("");
if( ! ret ){
revert();
}
}
function withdrawBalance_fixed_2() public{
// send() and transfer() are safe against reentrancy
// they do not transfer the remaining gas
// and they give just enough gas to execute few instructions
// in the fallback function (no further call possible)
msg.sender.transfer(userBalance[msg.sender]);
userBalance[msg.sender] = 0;
}
function withdrawBalance_fixed_3() public{
// The state can be changed
// But it is fine, as it can only occur if the transaction fails
uint amount = userBalance[msg.sender];
userBalance[msg.sender] = 0;
(bool ret, bytes memory mem) = msg.sender.call.value(amount)("");
if( ! ret ){
userBalance[msg.sender] = amount;
}
}
}

@ -0,0 +1,26 @@
pragma solidity ^0.5.0;
contract TxOrigin {
address payable owner;
constructor() public{ owner = msg.sender; }
function bug0() public{
require(tx.origin == owner);
}
function bug2() public{
if (tx.origin != owner) {
revert();
}
}
function legit0() public{
require(tx.origin == msg.sender);
}
function legit1() public{
tx.origin.transfer(address(this).balance);
}
}

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
contract TxOrigin {

@ -0,0 +1,58 @@
pragma solidity ^0.5.0;
contract Uninitialized{
address payable destination;
function transfer() payable public{
destination.transfer(msg.value);
}
}
contract Test {
mapping (address => uint) balances;
mapping (address => uint) balancesInitialized;
function init() public{
balancesInitialized[msg.sender] = 0;
}
function use() view public{
// random operation to use the mapping
require(balances[msg.sender] == balancesInitialized[msg.sender]);
}
}
library Lib{
struct MyStruct{
uint val;
}
function set(MyStruct storage st, uint v) public{
st.val = v;
}
}
contract Test2 {
using Lib for Lib.MyStruct;
Lib.MyStruct st;
Lib.MyStruct stInitiliazed;
uint v; // v is used as parameter of the lib, but is never init
function init() public{
stInitiliazed.set(v);
}
function use() view public{
// random operation to use the structure
require(st.val == stInitiliazed.val);
}
}

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
library SafeMath{
function add(uint a, uint b) public returns(uint){
@ -7,14 +7,14 @@ library SafeMath{
}
contract Target{
function f() returns(uint);
function f() public returns(uint);
}
contract User{
using SafeMath for uint;
function test(Target t){
function test(Target t) public{
t.f();
// example with library usage

@ -1,4 +1,4 @@
pragma solidity ^0.4.24;
//pragma solidity ^0.4.24;
contract A{
address unused;
@ -7,7 +7,7 @@ contract A{
contract B is A{
function () public{
used = 0;
function () external{
used = address(0);
}
}

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