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Update all languages to use the shared taint-tracking library
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@@ -6,6 +6,10 @@
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import csharp
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module TaintTracking {
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import semmle.code.csharp.dataflow.internal.tainttracking1.TaintTracking
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import semmle.code.csharp.dataflow.internal.tainttracking1.TaintTrackingParameter::Public
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private import semmle.code.csharp.dataflow.internal.DataFlowImplSpecific
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private import semmle.code.csharp.dataflow.internal.TaintTrackingImplSpecific
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private import codeql.dataflow.TaintTracking
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import TaintFlowMake<CsharpDataFlow, CsharpTaintTracking>
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import semmle.code.csharp.dataflow.internal.tainttracking1.TaintTrackingImpl
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}
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@@ -0,0 +1,10 @@
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/**
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* Provides C#-specific definitions for use in the taint tracking library.
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*/
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private import codeql.dataflow.TaintTrackingParameter
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private import DataFlowImplSpecific
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module CsharpTaintTracking implements TaintTrackingParameter<CsharpDataFlow> {
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import TaintTrackingPrivate
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}
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@@ -25,7 +25,7 @@ predicate defaultTaintSanitizer(DataFlow::Node node) { none() }
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* of `c` at sinks and inputs to additional taint steps.
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*/
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bindingset[node]
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predicate defaultImplicitTaintRead(DataFlow::Node node, DataFlow::Content c) { none() }
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predicate defaultImplicitTaintRead(DataFlow::Node node, DataFlow::ContentSet c) { none() }
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private predicate localCilTaintStep(CIL::DataFlowNode src, CIL::DataFlowNode sink) {
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src = sink.(CIL::BinaryArithmeticExpr).getAnOperand() or
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@@ -1,75 +0,0 @@
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/**
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* Provides classes for performing local (intra-procedural) and
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* global (inter-procedural) taint-tracking analyses.
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*/
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import TaintTrackingParameter::Public
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private import TaintTrackingParameter::Private
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private module AddTaintDefaults<DataFlowInternal::FullStateConfigSig Config> implements
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DataFlowInternal::FullStateConfigSig
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{
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import Config
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predicate isBarrier(DataFlow::Node node) {
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Config::isBarrier(node) or defaultTaintSanitizer(node)
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}
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predicate isAdditionalFlowStep(DataFlow::Node node1, DataFlow::Node node2) {
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Config::isAdditionalFlowStep(node1, node2) or
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defaultAdditionalTaintStep(node1, node2)
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}
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predicate allowImplicitRead(DataFlow::Node node, DataFlow::ContentSet c) {
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Config::allowImplicitRead(node, c)
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or
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(
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Config::isSink(node) or
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Config::isSink(node, _) or
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Config::isAdditionalFlowStep(node, _) or
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Config::isAdditionalFlowStep(node, _, _, _)
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) and
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defaultImplicitTaintRead(node, c)
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}
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}
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/**
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* Constructs a global taint tracking computation.
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*/
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module Global<DataFlow::ConfigSig Config> implements DataFlow::GlobalFlowSig {
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private module Config0 implements DataFlowInternal::FullStateConfigSig {
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import DataFlowInternal::DefaultState<Config>
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import Config
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}
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private module C implements DataFlowInternal::FullStateConfigSig {
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import AddTaintDefaults<Config0>
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}
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import DataFlowInternal::Impl<C>
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}
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/** DEPRECATED: Use `Global` instead. */
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deprecated module Make<DataFlow::ConfigSig Config> implements DataFlow::GlobalFlowSig {
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import Global<Config>
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}
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/**
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* Constructs a global taint tracking computation using flow state.
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*/
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module GlobalWithState<DataFlow::StateConfigSig Config> implements DataFlow::GlobalFlowSig {
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private module Config0 implements DataFlowInternal::FullStateConfigSig {
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import Config
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}
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private module C implements DataFlowInternal::FullStateConfigSig {
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import AddTaintDefaults<Config0>
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}
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import DataFlowInternal::Impl<C>
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}
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/** DEPRECATED: Use `GlobalWithState` instead. */
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deprecated module MakeWithState<DataFlow::StateConfigSig Config> implements DataFlow::GlobalFlowSig {
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import GlobalWithState<Config>
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}
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