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C++: Add more test cases for taint through qualifiers.

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This commit is contained in:
Geoffrey White
2024-03-13 11:44:58 +00:00
parent 92d57ab504
commit c17a36ec07
3 changed files with 41 additions and 20 deletions
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38
cpp/ql/test/library-tests/dataflow/models-as-data/FlowSummaryNode.expected
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@@ -2,22 +2,22 @@
| tests.cpp:115:5:115:19 | [summary] to write: ReturnValue in madArg0ToReturn | ReturnNode | madArg0ToReturn | madArg0ToReturn | | tests.cpp:115:5:115:19 | [summary] to write: ReturnValue in madArg0ToReturn | ReturnNode | madArg0ToReturn | madArg0ToReturn |
| tests.cpp:117:5:117:28 | [summary param] 0 in madArg0ToReturnValueFlow | ParameterNode | madArg0ToReturnValueFlow | madArg0ToReturnValueFlow | | tests.cpp:117:5:117:28 | [summary param] 0 in madArg0ToReturnValueFlow | ParameterNode | madArg0ToReturnValueFlow | madArg0ToReturnValueFlow |
| tests.cpp:117:5:117:28 | [summary] to write: ReturnValue in madArg0ToReturnValueFlow | ReturnNode | madArg0ToReturnValueFlow | madArg0ToReturnValueFlow | | tests.cpp:117:5:117:28 | [summary] to write: ReturnValue in madArg0ToReturnValueFlow | ReturnNode | madArg0ToReturnValueFlow | madArg0ToReturnValueFlow |
| tests.cpp:180:7:180:19 | [summary param] 0 in madArg0ToSelf | ParameterNode | madArg0ToSelf | madArg0ToSelf | | tests.cpp:183:7:183:19 | [summary param] 0 in madArg0ToSelf | ParameterNode | madArg0ToSelf | madArg0ToSelf |
| tests.cpp:180:7:180:19 | [summary param] this indirection in madArg0ToSelf | ParameterNode | madArg0ToSelf | madArg0ToSelf | | tests.cpp:183:7:183:19 | [summary param] this indirection in madArg0ToSelf | ParameterNode | madArg0ToSelf | madArg0ToSelf |
| tests.cpp:180:7:180:19 | [summary] to write: Argument[this indirection] in madArg0ToSelf | PostUpdateNode | madArg0ToSelf | madArg0ToSelf | | tests.cpp:183:7:183:19 | [summary] to write: Argument[this indirection] in madArg0ToSelf | PostUpdateNode | madArg0ToSelf | madArg0ToSelf |
| tests.cpp:181:6:181:20 | [summary param] this indirection in madSelfToReturn | ParameterNode | madSelfToReturn | madSelfToReturn | | tests.cpp:184:6:184:20 | [summary param] this indirection in madSelfToReturn | ParameterNode | madSelfToReturn | madSelfToReturn |
| tests.cpp:181:6:181:20 | [summary] to write: ReturnValue in madSelfToReturn | ReturnNode | madSelfToReturn | madSelfToReturn | | tests.cpp:184:6:184:20 | [summary] to write: ReturnValue in madSelfToReturn | ReturnNode | madSelfToReturn | madSelfToReturn |
| tests.cpp:209:7:209:30 | [summary param] this indirection in namespaceMadSelfToReturn | ParameterNode | namespaceMadSelfToReturn | namespaceMadSelfToReturn | | tests.cpp:212:7:212:30 | [summary param] this indirection in namespaceMadSelfToReturn | ParameterNode | namespaceMadSelfToReturn | namespaceMadSelfToReturn |
| tests.cpp:209:7:209:30 | [summary] to write: ReturnValue in namespaceMadSelfToReturn | ReturnNode | namespaceMadSelfToReturn | namespaceMadSelfToReturn | | tests.cpp:212:7:212:30 | [summary] to write: ReturnValue in namespaceMadSelfToReturn | ReturnNode | namespaceMadSelfToReturn | namespaceMadSelfToReturn |
| tests.cpp:305:5:305:29 | [summary param] 0 in madCallArg0ReturnToReturn | ParameterNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn | | tests.cpp:323:5:323:29 | [summary param] 0 in madCallArg0ReturnToReturn | ParameterNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn |
| tests.cpp:305:5:305:29 | [summary] read: Argument[0].Parameter[this] in madCallArg0ReturnToReturn | PostUpdateNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn | | tests.cpp:323:5:323:29 | [summary] read: Argument[0].Parameter[this] in madCallArg0ReturnToReturn | PostUpdateNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn |
| tests.cpp:305:5:305:29 | [summary] read: Argument[0].ReturnValue in madCallArg0ReturnToReturn | OutNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn | | tests.cpp:323:5:323:29 | [summary] read: Argument[0].ReturnValue in madCallArg0ReturnToReturn | OutNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn |
| tests.cpp:305:5:305:29 | [summary] to write: Argument[0].Parameter[this] in madCallArg0ReturnToReturn | ArgumentNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn | | tests.cpp:323:5:323:29 | [summary] to write: Argument[0].Parameter[this] in madCallArg0ReturnToReturn | ArgumentNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn |
| tests.cpp:305:5:305:29 | [summary] to write: ReturnValue in madCallArg0ReturnToReturn | ReturnNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn | | tests.cpp:323:5:323:29 | [summary] to write: ReturnValue in madCallArg0ReturnToReturn | ReturnNode | madCallArg0ReturnToReturn | madCallArg0ReturnToReturn |
| tests.cpp:307:6:307:25 | [summary param] 0 in madCallArg0WithValue | ParameterNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary param] 0 in madCallArg0WithValue | ParameterNode | madCallArg0WithValue | madCallArg0WithValue |
| tests.cpp:307:6:307:25 | [summary param] 1 in madCallArg0WithValue | ParameterNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary param] 1 in madCallArg0WithValue | ParameterNode | madCallArg0WithValue | madCallArg0WithValue |
| tests.cpp:307:6:307:25 | [summary] read: Argument[0].Parameter[0] in madCallArg0WithValue | PostUpdateNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary] read: Argument[0].Parameter[0] in madCallArg0WithValue | PostUpdateNode | madCallArg0WithValue | madCallArg0WithValue |
| tests.cpp:307:6:307:25 | [summary] read: Argument[0].Parameter[this] in madCallArg0WithValue | PostUpdateNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary] read: Argument[0].Parameter[this] in madCallArg0WithValue | PostUpdateNode | madCallArg0WithValue | madCallArg0WithValue |
| tests.cpp:307:6:307:25 | [summary] to write: Argument[0].Parameter[0] in madCallArg0WithValue | ArgumentNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary] to write: Argument[0].Parameter[0] in madCallArg0WithValue | ArgumentNode | madCallArg0WithValue | madCallArg0WithValue |
| tests.cpp:307:6:307:25 | [summary] to write: Argument[0].Parameter[this] in madCallArg0WithValue | ArgumentNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary] to write: Argument[0].Parameter[this] in madCallArg0WithValue | ArgumentNode | madCallArg0WithValue | madCallArg0WithValue |
| tests.cpp:307:6:307:25 | [summary] to write: Argument[1] in madCallArg0WithValue | PostUpdateNode | madCallArg0WithValue | madCallArg0WithValue | | tests.cpp:325:6:325:25 | [summary] to write: Argument[1] in madCallArg0WithValue | PostUpdateNode | madCallArg0WithValue | madCallArg0WithValue |

3
cpp/ql/test/library-tests/dataflow/models-as-data/testModels.qll
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@@ -24,6 +24,7 @@ private class TestSources extends SourceModelCsv {
";MyClass;true;memberRemoteMadSourceVar;;;;remote", ";MyClass;true;memberRemoteMadSourceVar;;;;remote",
";MyClass;true;subtypeRemoteMadSource1;;;ReturnValue;remote", ";MyClass;true;subtypeRemoteMadSource1;;;ReturnValue;remote",
";MyClass;false;subtypeNonSource;;;ReturnValue;remote", // the tests define this in MyDerivedClass, so it should *not* be recongized as a source ";MyClass;false;subtypeNonSource;;;ReturnValue;remote", // the tests define this in MyDerivedClass, so it should *not* be recongized as a source
";MyClass;true;qualifierSource;;;Argument[-1];remote",
";MyDerivedClass;false;subtypeRemoteMadSource2;;;ReturnValue;remote", ";MyDerivedClass;false;subtypeRemoteMadSource2;;;ReturnValue;remote",
] ]
} }
@@ -44,6 +45,8 @@ private class TestSinks extends SinkModelCsv {
";;false;madSinkVar;;;;test-sink", ";;false;madSinkParam0;;;Parameter[0];test-sink", ";;false;madSinkVar;;;;test-sink", ";;false;madSinkParam0;;;Parameter[0];test-sink",
";MyClass;true;memberMadSinkArg0;;;Argument[0];test-sink", ";MyClass;true;memberMadSinkArg0;;;Argument[0];test-sink",
";MyClass;true;memberMadSinkVar;;;;test-sink", ";MyClass;true;memberMadSinkVar;;;;test-sink",
";MyClass;true;qualifierSink;;;Argument[-1];test-sink",
";MyClass;true;qualifierArg0Sink;;;Argument[-1..0];test-sink",
"MyNamespace;MyClass;true;namespaceMemberMadSinkArg0;;;Argument[0];test-sink", "MyNamespace;MyClass;true;namespaceMemberMadSinkArg0;;;Argument[0];test-sink",
"MyNamespace;MyClass;true;namespaceStaticMemberMadSinkArg0;;;Argument[0];test-sink", "MyNamespace;MyClass;true;namespaceStaticMemberMadSinkArg0;;;Argument[0];test-sink",
"MyNamespace;MyClass;true;namespaceMemberMadSinkVar;;;;test-sink", "MyNamespace;MyClass;true;namespaceMemberMadSinkVar;;;;test-sink",

20
cpp/ql/test/library-tests/dataflow/models-as-data/tests.cpp
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@@ -171,10 +171,13 @@ public:
int memberRemoteMadSource(); // $ interpretElement int memberRemoteMadSource(); // $ interpretElement
void memberRemoteMadSourceIndirectArg0(int *x); // $ interpretElement void memberRemoteMadSourceIndirectArg0(int *x); // $ interpretElement
int memberRemoteMadSourceVar; // $ interpretElement int memberRemoteMadSourceVar; // $ interpretElement
void qualifierSource(); // $ interpretElement
// sinks // sinks
void memberMadSinkArg0(int x); // $ interpretElement void memberMadSinkArg0(int x); // $ interpretElement
int memberMadSinkVar; // $ interpretElement int memberMadSinkVar; // $ interpretElement
void qualifierSink(); // $ interpretElement
void qualifierArg0Sink(int x); // $ interpretElement
// summaries // summaries
void madArg0ToSelf(int x); // $ interpretElement void madArg0ToSelf(int x); // $ interpretElement
@@ -213,7 +216,7 @@ namespace MyNamespace {
MyNamespace::MyClass source3(); MyNamespace::MyClass source3();
void test_class_members() { void test_class_members() {
MyClass mc, mc2, mc3, mc4, mc5, mc6, mc7; MyClass mc, mc2, mc3, mc4, mc5, mc6, mc7, mc8, mc9;
MyClass *ptr, *mc4_ptr; MyClass *ptr, *mc4_ptr;
MyDerivedClass mdc; MyDerivedClass mdc;
MyNamespace::MyClass mnc, mnc2; MyNamespace::MyClass mnc, mnc2;
@@ -293,6 +296,21 @@ void test_class_members() {
mc7.madArg0ToField(source()); mc7.madArg0ToField(source());
sink(mc7.madFieldToReturn()); // $ MISSING: ir sink(mc7.madFieldToReturn()); // $ MISSING: ir
// test taint through qualifier
sink(mc8);
mc8.qualifierArg0Sink(0);
mc8.qualifierArg0Sink(source()); // $ ir
mc9 = source2();
mc9.qualifierSink(); // $ ir
mc9.qualifierArg0Sink(0); // $ ir
mc8.qualifierSource();
sink(mc8); // $ ir
mc8.qualifierSink(); // $ ir
mc9.qualifierArg0Sink(0); // $ ir
} }
// --- MAD cases involving function pointers --- // --- MAD cases involving function pointers ---