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Asger F
2023-09-01 14:00:28 +02:00
parent 6f19fc2fcd
commit 14c71a351e
2 changed files with 34 additions and 0 deletions
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17
python/ql/lib/semmle/python/frameworks/data/internal/ApiGraphModels.qll
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@@ -168,9 +168,20 @@ module ModelInput {
* A unit class for adding additional type model rows from CodeQL models.
*/
class TypeModel extends Unit {
/**
* Holds if any of the other predicates in this class might have a result
* for the given `type`.
*
* The implementation of this predicate should not depend on `DataFlow::Node`.
*/
bindingset[type]
predicate isTypeUsed(string type) { none() }
/**
* Gets a data-flow node that is a source of the given `type`.
*
* Note that `type` should also be included in `isTypeUsed`.
*
* This must not depend on API graphs, but ensures that an API node is generated for
* the source.
*/
@@ -180,6 +191,8 @@ module ModelInput {
* Gets a data-flow node that is a sink of the given `type`,
* usually because it is an argument passed to a parameter of that type.
*
* Note that `type` should also be included in `isTypeUsed`.
*
* This must not depend on API graphs, but ensures that an API node is generated for
* the sink.
*/
@@ -188,6 +201,8 @@ module ModelInput {
/**
* Gets an API node that is a source or sink of the given `type`.
*
* Note that `type` should also be included in `isTypeUsed`.
*
* Unlike `getASource` and `getASink`, this may depend on API graphs.
*/
API::Node getAnApiNode(string type) { none() }
@@ -367,6 +382,8 @@ predicate isRelevantType(string type) {
(
Specific::isTypeUsed(type)
or
any(TypeModel model).isTypeUsed(type)
or
exists(TestAllModels t)
)
or