cpp: rollback dataflow deprecetes

Author: Napalys

cpp/ql/lib/semmle/code/cpp/dataflow/DataFlow.qll

@@ -18,3 +18,16 @@
  */
 
 import cpp
+
+/**
+ * DEPRECATED: Use `semmle.code.cpp.dataflow.new.DataFlow` instead.
+ *
+ * Provides classes for performing local (intra-procedural) and
+ * global (inter-procedural) data flow analyses.
+ */
+deprecated module DataFlow {
+  private import semmle.code.cpp.dataflow.internal.DataFlowImplSpecific
+  private import codeql.dataflow.DataFlow
+  import DataFlowMake<Location, CppOldDataFlow>
+  import Public
+}

cpp/ql/lib/semmle/code/cpp/dataflow/TaintTracking.qll

@@ -16,3 +16,17 @@
  */
 
 import semmle.code.cpp.dataflow.DataFlow
+
+/**
+ * DEPRECATED: Use `semmle.code.cpp.dataflow.new.TaintTracking` instead.
+ *
+ * Provides classes for performing local (intra-procedural) and
+ * global (inter-procedural) taint-tracking analyses.
+ */
+deprecated module TaintTracking {
+  import semmle.code.cpp.dataflow.internal.TaintTrackingUtil
+  private import semmle.code.cpp.dataflow.internal.DataFlowImplSpecific
+  private import semmle.code.cpp.dataflow.internal.TaintTrackingImplSpecific
+  private import codeql.dataflow.TaintTracking
+  import TaintFlowMake<Location, CppOldDataFlow, CppOldTaintTracking>
+}

cpp/ql/lib/semmle/code/cpp/dataflow/internal/DataFlowUtil.qll

@@ -98,6 +98,19 @@ class Node extends TNode {
   /** Gets the location of this element. */
   Location getLocation() { none() } // overridden by subclasses
 
+  /**
+   * Holds if this element is at the specified location.
+   * The location spans column `startcolumn` of line `startline` to
+   * column `endcolumn` of line `endline` in file `filepath`.
+   * For more information, see
+   * [Locations](https://codeql.github.com/docs/writing-codeql-queries/providing-locations-in-codeql-queries/).
+   */
+  deprecated predicate hasLocationInfo(
+    string filepath, int startline, int startcolumn, int endline, int endcolumn
+  ) {
+    this.getLocation().hasLocationInfo(filepath, startline, startcolumn, endline, endcolumn)
+  }
+
   /**
    * Gets an upper bound on the type of this node.
    */

cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll

@@ -538,6 +538,19 @@ class Node extends TIRDataFlowNode {
     none() // overridden by subclasses
   }
 
+  /**
+   * Holds if this element is at the specified location.
+   * The location spans column `startcolumn` of line `startline` to
+   * column `endcolumn` of line `endline` in file `filepath`.
+   * For more information, see
+   * [Locations](https://codeql.github.com/docs/writing-codeql-queries/providing-locations-in-codeql-queries/).
+   */
+  deprecated predicate hasLocationInfo(
+    string filepath, int startline, int startcolumn, int endline, int endcolumn
+  ) {
+    this.getLocation().hasLocationInfo(filepath, startline, startcolumn, endline, endcolumn)
+  }
+
   /** Gets a textual representation of this element. */
   cached
   final string toString() {