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C++: More helpful toString for def. by ref. node

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This commit is contained in:
Jonas Jensen
2020-04-03 10:29:37 +02:00
parent 36da2d1dae
commit 469bdae9b2
2 changed files with 23 additions and 15 deletions
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8
cpp/ql/src/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll
View File

@@ -239,6 +239,14 @@ class DefinitionByReferenceNode extends InstructionNode {
Parameter getParameter() { Parameter getParameter() {
exists(CallInstruction ci | result = ci.getStaticCallTarget().getParameter(instr.getIndex())) exists(CallInstruction ci | result = ci.getStaticCallTarget().getParameter(instr.getIndex()))
} }
override string toString() {
// This string should be unique enough to be helpful but common enough to
// avoid storing too many different strings.
result =
instr.getPrimaryInstruction().(CallInstruction).getStaticCallTarget().getName() +
" output argument"
}
} }
/** /**

30
cpp/ql/test/query-tests/Security/CWE/CWE-134/semmle/funcs/funcsLocal.expected
View File

@@ -1,10 +1,10 @@
edges edges
| funcsLocal.c:16:8:16:9 | BufferMayWriteSideEffect | funcsLocal.c:17:9:17:10 | (const char *)... | | funcsLocal.c:16:8:16:9 | fread output argument | funcsLocal.c:17:9:17:10 | (const char *)... |
| funcsLocal.c:16:8:16:9 | BufferMayWriteSideEffect | funcsLocal.c:17:9:17:10 | i1 | | funcsLocal.c:16:8:16:9 | fread output argument | funcsLocal.c:17:9:17:10 | i1 |
| funcsLocal.c:16:8:16:9 | i1 | funcsLocal.c:17:9:17:10 | (const char *)... | | funcsLocal.c:16:8:16:9 | i1 | funcsLocal.c:17:9:17:10 | (const char *)... |
| funcsLocal.c:16:8:16:9 | i1 | funcsLocal.c:17:9:17:10 | i1 | | funcsLocal.c:16:8:16:9 | i1 | funcsLocal.c:17:9:17:10 | i1 |
| funcsLocal.c:26:8:26:9 | BufferMustWriteSideEffect | funcsLocal.c:27:9:27:10 | (const char *)... | | funcsLocal.c:26:8:26:9 | fgets output argument | funcsLocal.c:27:9:27:10 | (const char *)... |
| funcsLocal.c:26:8:26:9 | BufferMustWriteSideEffect | funcsLocal.c:27:9:27:10 | i3 | | funcsLocal.c:26:8:26:9 | fgets output argument | funcsLocal.c:27:9:27:10 | i3 |
| funcsLocal.c:26:8:26:9 | i3 | funcsLocal.c:27:9:27:10 | (const char *)... | | funcsLocal.c:26:8:26:9 | i3 | funcsLocal.c:27:9:27:10 | (const char *)... |
| funcsLocal.c:26:8:26:9 | i3 | funcsLocal.c:27:9:27:10 | i3 | | funcsLocal.c:26:8:26:9 | i3 | funcsLocal.c:27:9:27:10 | i3 |
| funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | (const char *)... | | funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | (const char *)... |
@@ -13,12 +13,12 @@ edges
| funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | i4 | | funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | i4 |
| funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | i4 | | funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | i4 |
| funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | i4 | | funcsLocal.c:31:13:31:17 | call to fgets | funcsLocal.c:32:9:32:10 | i4 |
| funcsLocal.c:31:19:31:21 | BufferMustWriteSideEffect | funcsLocal.c:32:9:32:10 | (const char *)... | | funcsLocal.c:31:19:31:21 | fgets output argument | funcsLocal.c:32:9:32:10 | (const char *)... |
| funcsLocal.c:31:19:31:21 | BufferMustWriteSideEffect | funcsLocal.c:32:9:32:10 | i4 | | funcsLocal.c:31:19:31:21 | fgets output argument | funcsLocal.c:32:9:32:10 | i4 |
| funcsLocal.c:31:19:31:21 | i41 | funcsLocal.c:32:9:32:10 | (const char *)... | | funcsLocal.c:31:19:31:21 | i41 | funcsLocal.c:32:9:32:10 | (const char *)... |
| funcsLocal.c:31:19:31:21 | i41 | funcsLocal.c:32:9:32:10 | i4 | | funcsLocal.c:31:19:31:21 | i41 | funcsLocal.c:32:9:32:10 | i4 |
| funcsLocal.c:36:7:36:8 | BufferMustWriteSideEffect | funcsLocal.c:37:9:37:10 | (const char *)... | | funcsLocal.c:36:7:36:8 | gets output argument | funcsLocal.c:37:9:37:10 | (const char *)... |
| funcsLocal.c:36:7:36:8 | BufferMustWriteSideEffect | funcsLocal.c:37:9:37:10 | i5 | | funcsLocal.c:36:7:36:8 | gets output argument | funcsLocal.c:37:9:37:10 | i5 |
| funcsLocal.c:36:7:36:8 | i5 | funcsLocal.c:37:9:37:10 | (const char *)... | | funcsLocal.c:36:7:36:8 | i5 | funcsLocal.c:37:9:37:10 | (const char *)... |
| funcsLocal.c:36:7:36:8 | i5 | funcsLocal.c:37:9:37:10 | i5 | | funcsLocal.c:36:7:36:8 | i5 | funcsLocal.c:37:9:37:10 | i5 |
| funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | (const char *)... | | funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | (const char *)... |
@@ -27,38 +27,38 @@ edges
| funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | i6 | | funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | i6 |
| funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | i6 | | funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | i6 |
| funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | i6 | | funcsLocal.c:41:13:41:16 | call to gets | funcsLocal.c:42:9:42:10 | i6 |
| funcsLocal.c:41:18:41:20 | BufferMustWriteSideEffect | funcsLocal.c:42:9:42:10 | (const char *)... | | funcsLocal.c:41:18:41:20 | gets output argument | funcsLocal.c:42:9:42:10 | (const char *)... |
| funcsLocal.c:41:18:41:20 | BufferMustWriteSideEffect | funcsLocal.c:42:9:42:10 | i6 | | funcsLocal.c:41:18:41:20 | gets output argument | funcsLocal.c:42:9:42:10 | i6 |
| funcsLocal.c:41:18:41:20 | i61 | funcsLocal.c:42:9:42:10 | (const char *)... | | funcsLocal.c:41:18:41:20 | i61 | funcsLocal.c:42:9:42:10 | (const char *)... |
| funcsLocal.c:41:18:41:20 | i61 | funcsLocal.c:42:9:42:10 | i6 | | funcsLocal.c:41:18:41:20 | i61 | funcsLocal.c:42:9:42:10 | i6 |
nodes nodes
| funcsLocal.c:16:8:16:9 | BufferMayWriteSideEffect | semmle.label | BufferMayWriteSideEffect | | funcsLocal.c:16:8:16:9 | fread output argument | semmle.label | fread output argument |
| funcsLocal.c:16:8:16:9 | i1 | semmle.label | i1 | | funcsLocal.c:16:8:16:9 | i1 | semmle.label | i1 |
| funcsLocal.c:17:9:17:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:17:9:17:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:17:9:17:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:17:9:17:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:17:9:17:10 | i1 | semmle.label | i1 | | funcsLocal.c:17:9:17:10 | i1 | semmle.label | i1 |
| funcsLocal.c:26:8:26:9 | BufferMustWriteSideEffect | semmle.label | BufferMustWriteSideEffect | | funcsLocal.c:26:8:26:9 | fgets output argument | semmle.label | fgets output argument |
| funcsLocal.c:26:8:26:9 | i3 | semmle.label | i3 | | funcsLocal.c:26:8:26:9 | i3 | semmle.label | i3 |
| funcsLocal.c:27:9:27:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:27:9:27:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:27:9:27:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:27:9:27:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:27:9:27:10 | i3 | semmle.label | i3 | | funcsLocal.c:27:9:27:10 | i3 | semmle.label | i3 |
| funcsLocal.c:31:13:31:17 | call to fgets | semmle.label | call to fgets | | funcsLocal.c:31:13:31:17 | call to fgets | semmle.label | call to fgets |
| funcsLocal.c:31:13:31:17 | call to fgets | semmle.label | call to fgets | | funcsLocal.c:31:13:31:17 | call to fgets | semmle.label | call to fgets |
| funcsLocal.c:31:19:31:21 | BufferMustWriteSideEffect | semmle.label | BufferMustWriteSideEffect | | funcsLocal.c:31:19:31:21 | fgets output argument | semmle.label | fgets output argument |
| funcsLocal.c:31:19:31:21 | i41 | semmle.label | i41 | | funcsLocal.c:31:19:31:21 | i41 | semmle.label | i41 |
| funcsLocal.c:32:9:32:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:32:9:32:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:32:9:32:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:32:9:32:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:32:9:32:10 | i4 | semmle.label | i4 | | funcsLocal.c:32:9:32:10 | i4 | semmle.label | i4 |
| funcsLocal.c:32:9:32:10 | i4 | semmle.label | i4 | | funcsLocal.c:32:9:32:10 | i4 | semmle.label | i4 |
| funcsLocal.c:32:9:32:10 | i4 | semmle.label | i4 | | funcsLocal.c:32:9:32:10 | i4 | semmle.label | i4 |
| funcsLocal.c:36:7:36:8 | BufferMustWriteSideEffect | semmle.label | BufferMustWriteSideEffect | | funcsLocal.c:36:7:36:8 | gets output argument | semmle.label | gets output argument |
| funcsLocal.c:36:7:36:8 | i5 | semmle.label | i5 | | funcsLocal.c:36:7:36:8 | i5 | semmle.label | i5 |
| funcsLocal.c:37:9:37:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:37:9:37:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:37:9:37:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:37:9:37:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:37:9:37:10 | i5 | semmle.label | i5 | | funcsLocal.c:37:9:37:10 | i5 | semmle.label | i5 |
| funcsLocal.c:41:13:41:16 | call to gets | semmle.label | call to gets | | funcsLocal.c:41:13:41:16 | call to gets | semmle.label | call to gets |
| funcsLocal.c:41:13:41:16 | call to gets | semmle.label | call to gets | | funcsLocal.c:41:13:41:16 | call to gets | semmle.label | call to gets |
| funcsLocal.c:41:18:41:20 | BufferMustWriteSideEffect | semmle.label | BufferMustWriteSideEffect | | funcsLocal.c:41:18:41:20 | gets output argument | semmle.label | gets output argument |
| funcsLocal.c:41:18:41:20 | i61 | semmle.label | i61 | | funcsLocal.c:41:18:41:20 | i61 | semmle.label | i61 |
| funcsLocal.c:42:9:42:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:42:9:42:10 | (const char *)... | semmle.label | (const char *)... |
| funcsLocal.c:42:9:42:10 | (const char *)... | semmle.label | (const char *)... | | funcsLocal.c:42:9:42:10 | (const char *)... | semmle.label | (const char *)... |