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CPP: Fix FPs.

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This commit is contained in:
Geoffrey White
2019-09-20 16:59:01 +01:00
parent 1cf4449314
commit cd3bccf73a
6 changed files with 27 additions and 31 deletions
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8
cpp/ql/test/query-tests/Likely Bugs/Format/NonConstantFormat/NonConstantFormat.expected
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@@ -1,13 +1,5 @@
| NonConstantFormat.c:30:10:30:16 | access to array | The format string argument to printf should be constant to prevent security issues and other potential errors. |
| NonConstantFormat.c:41:9:41:27 | call to any_random_function | The format string argument to printf should be constant to prevent security issues and other potential errors. |
| a.c:15:37:15:45 | call to getString | The format string argument to myMultiplyDefinedPrintf should be constant to prevent security issues and other potential errors. |
| a.c:16:27:16:35 | call to getString | The format string argument to myMultiplyDefinedPrintf should be constant to prevent security issues and other potential errors. |
| a.c:17:38:17:46 | call to getString | The format string argument to myMultiplyDefinedPrintf2 should be constant to prevent security issues and other potential errors. |
| a.c:18:28:18:36 | call to getString | The format string argument to myMultiplyDefinedPrintf2 should be constant to prevent security issues and other potential errors. |
| b.c:12:37:12:45 | call to getString | The format string argument to myMultiplyDefinedPrintf should be constant to prevent security issues and other potential errors. |
| b.c:13:27:13:35 | call to getString | The format string argument to myMultiplyDefinedPrintf should be constant to prevent security issues and other potential errors. |
| b.c:14:38:14:46 | call to getString | The format string argument to myMultiplyDefinedPrintf2 should be constant to prevent security issues and other potential errors. |
| b.c:15:28:15:36 | call to getString | The format string argument to myMultiplyDefinedPrintf2 should be constant to prevent security issues and other potential errors. |
| nested.cpp:21:23:21:26 | fmt0 | The format string argument to snprintf should be constant to prevent security issues and other potential errors. |
| nested.cpp:79:32:79:38 | call to get_fmt | The format string argument to diagnostic should be constant to prevent security issues and other potential errors. |
| nested.cpp:87:18:87:20 | fmt | The format string argument to diagnostic should be constant to prevent security issues and other potential errors. |

8
cpp/ql/test/query-tests/Likely Bugs/Format/NonConstantFormat/a.c
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@@ -12,8 +12,8 @@ char *getString();
void test_custom_printf1()
{
myMultiplyDefinedPrintf("string", getString()); // GOOD [FALSE POSITIVE]
myMultiplyDefinedPrintf(getString(), "string"); // BAD
myMultiplyDefinedPrintf2("string", getString()); // GOOD (we can't tell which definition is correct so we have to assume this is OK) [FALSE POSITIVE]
myMultiplyDefinedPrintf2(getString(), "string"); // GOOD (we can't tell which definition is correct so we have to assume this is OK) [FALSE POSITIVE]
myMultiplyDefinedPrintf("string", getString()); // GOOD
myMultiplyDefinedPrintf(getString(), "string"); // BAD [NOT DETECTED]
myMultiplyDefinedPrintf2("string", getString()); // GOOD (we can't tell which definition is correct so we have to assume this is OK)
myMultiplyDefinedPrintf2(getString(), "string"); // GOOD (we can't tell which definition is correct so we have to assume this is OK)
}

8
cpp/ql/test/query-tests/Likely Bugs/Format/NonConstantFormat/b.c
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@@ -9,8 +9,8 @@ char *getString();
void test_custom_printf2(char *string)
{
myMultiplyDefinedPrintf("string", getString()); // GOOD [FALSE POSITIVE]
myMultiplyDefinedPrintf(getString(), "string"); // BAD
myMultiplyDefinedPrintf2("string", getString()); // GOOD (we can't tell which definition is correct so we have to assume this is OK) [FALSE POSITIVE]
myMultiplyDefinedPrintf2(getString(), "string"); // GOOD (we can't tell which definition is correct so we have to assume this is OK) [FALSE POSITIVE]
myMultiplyDefinedPrintf("string", getString()); // GOOD
myMultiplyDefinedPrintf(getString(), "string"); // BAD [NOT DETECTED]
myMultiplyDefinedPrintf2("string", getString()); // GOOD (we can't tell which definition is correct so we have to assume this is OK)
myMultiplyDefinedPrintf2(getString(), "string"); // GOOD (we can't tell which definition is correct so we have to assume this is OK)
}

4
cpp/ql/test/query-tests/Likely Bugs/Format/WrongTypeFormatArguments/Linux_signed_chars/WrongTypeFormatArguments.expected
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@@ -1,7 +1,3 @@
| a.c:13:39:13:42 | 1.0 | This argument should be of type 'char *' but is of type 'double' |
| a.c:13:39:13:42 | 1.0 | This argument should be of type 'int' but is of type 'double' |
| a.c:15:40:15:43 | 1.0 | This argument should be of type 'char *' but is of type 'double' |
| a.c:15:40:15:43 | 1.0 | This argument should be of type 'int' but is of type 'double' |
| format.h:16:59:16:61 | str | This argument should be of type 'int' but is of type 'char *' |
| format.h:16:64:16:64 | i | This argument should be of type 'double' but is of type 'int' |
| format.h:16:67:16:67 | d | This argument should be of type 'char *' but is of type 'double' |

4
cpp/ql/test/query-tests/Likely Bugs/Format/WrongTypeFormatArguments/Linux_signed_chars/a.c
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@@ -10,7 +10,7 @@ void myMultiplyDefinedPrintf2(const char *format, const char *extraArg, ...);
void test_custom_printf1()
{
myMultiplyDefinedPrintf("%i", "%s", 1); // GOOD
myMultiplyDefinedPrintf("%i", "%s", 1.0f); // BAD
myMultiplyDefinedPrintf("%i", "%s", 1.0f); // BAD [NOT DETECTED]
myMultiplyDefinedPrintf2("%i", "%s", 1); // GOOD (we can't tell which definition is correct so we have to assume this is OK)
myMultiplyDefinedPrintf2("%i", "%s", 1.0f); // GOOD (we can't tell which definition is correct so we have to assume this is OK) [FALSE POSITIVE]
myMultiplyDefinedPrintf2("%i", "%s", 1.0f); // GOOD (we can't tell which definition is correct so we have to assume this is OK)
}