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C++: Make the other versions consistent with this.

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This commit is contained in:
Geoffrey White
2020-08-27 15:17:04 +01:00
parent 865d91de80
commit 071b303ea0
2 changed files with 7 additions and 7 deletions
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2
cpp/ql/src/semmle/code/cpp/models/implementations/StdContainer.qll
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@@ -23,7 +23,7 @@ class StdSequenceContainerConstructor extends Constructor, TaintFunction {
*/
int getAValueTypeParameterIndex() {
getParameter(result).getUnspecifiedType().(ReferenceType).getBaseType() =
getDeclaringType().getTemplateArgument(0) // i.e. the `T` of this `std::vector<T>`
getDeclaringType().getTemplateArgument(0).(Type).getUnspecifiedType() // i.e. the `T` of this `std::vector<T>`
}
override predicate hasTaintFlow(FunctionInput input, FunctionOutput output) {

12
cpp/ql/src/semmle/code/cpp/models/implementations/StdString.qll
View File

@@ -71,17 +71,17 @@ class StdStringAppend extends TaintFunction {
* Gets the index of a parameter to this function that is a string (or
* character).
*/
int getAStringParameter() {
int getAStringParameterIndex() {
getParameter(result).getType() instanceof PointerType or
getParameter(result).getType() instanceof ReferenceType or
getParameter(result).getType() = getDeclaringType().getTemplateArgument(0) // i.e. `std::basic_string::CharT`
getParameter(result).getUnspecifiedType() = getDeclaringType().getTemplateArgument(0).(Type).getUnspecifiedType() // i.e. `std::basic_string::CharT`
}
override predicate hasTaintFlow(FunctionInput input, FunctionOutput output) {
// flow from string and parameter to string (qualifier) and return value
(
input.isQualifierObject() or
input.isParameterDeref(getAStringParameter())
input.isParameterDeref(getAStringParameterIndex())
) and
(
output.isQualifierObject() or
@@ -100,15 +100,15 @@ class StdStringAssign extends TaintFunction {
* Gets the index of a parameter to this function that is a string (or
* character).
*/
int getAStringParameter() {
int getAStringParameterIndex() {
getParameter(result).getType() instanceof PointerType or
getParameter(result).getType() instanceof ReferenceType or
getParameter(result).getType() = getDeclaringType().getTemplateArgument(0) // i.e. `std::basic_string::CharT`
getParameter(result).getUnspecifiedType() = getDeclaringType().getTemplateArgument(0).(Type).getUnspecifiedType() // i.e. `std::basic_string::CharT`
}
override predicate hasTaintFlow(FunctionInput input, FunctionOutput output) {
// flow from parameter to string itself (qualifier) and return value
input.isParameterDeref(getAStringParameter()) and
input.isParameterDeref(getAStringParameterIndex()) and
(
output.isQualifierObject() or
output.isReturnValueDeref()