1 files changed, 85 insertions, 0 deletions
diff --git a/include/clang/Checker/PathSensitive/GRTransferFuncs.h b/include/clang/Checker/PathSensitive/GRTransferFuncs.h
new file mode 100644
index 0000000..04634ef
--- /dev/null
+++ b/include/clang/Checker/PathSensitive/GRTransferFuncs.h
@@ -0,0 +1,85 @@
+//== GRTransferFuncs.h - Path-Sens. Transfer Functions Interface -*- C++ -*--=//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines GRTransferFuncs, which provides a base-class that
+//  defines an interface for transfer functions used by GRExprEngine.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_ANALYSIS_GRTF
+#define LLVM_CLANG_ANALYSIS_GRTF
+
+#include "clang/Checker/PathSensitive/SVals.h"
+#include "clang/Checker/PathSensitive/GRCoreEngine.h"
+#include "clang/Checker/PathSensitive/GRState.h"
+#include <vector>
+
+namespace clang {
+
+class GRExprEngine;
+class ObjCMessageExpr;
+class GRStmtNodeBuilderRef;
+
+class GRTransferFuncs {
+public:
+  GRTransferFuncs() {}
+  virtual ~GRTransferFuncs() {}
+
+  virtual void RegisterPrinters(std::vector<GRState::Printer*>& Printers) {}
+  virtual void RegisterChecks(GRExprEngine& Eng) {}
+
+
+  // Calls.
+
+  virtual void EvalCall(ExplodedNodeSet& Dst,
+                        GRExprEngine& Engine,
+                        GRStmtNodeBuilder& Builder,
+                        CallExpr* CE, SVal L,
+                        ExplodedNode* Pred) {}
+
+  virtual void EvalObjCMessageExpr(ExplodedNodeSet& Dst,
+                                   GRExprEngine& Engine,
+                                   GRStmtNodeBuilder& Builder,
+                                   ObjCMessageExpr* ME,
+                                   ExplodedNode* Pred,
+                                   const GRState *state) {}
+
+  // Stores.
+
+  virtual void EvalBind(GRStmtNodeBuilderRef& B, SVal location, SVal val) {}
+
+  // End-of-path and dead symbol notification.
+
+  virtual void EvalEndPath(GRExprEngine& Engine,
+                           GREndPathNodeBuilder& Builder) {}
+
+
+  virtual void EvalDeadSymbols(ExplodedNodeSet& Dst,
+                               GRExprEngine& Engine,
+                               GRStmtNodeBuilder& Builder,
+                               ExplodedNode* Pred,
+                               Stmt* S, const GRState* state,
+                               SymbolReaper& SymReaper) {}
+
+  // Return statements.
+  virtual void EvalReturn(ExplodedNodeSet& Dst,
+                          GRExprEngine& Engine,
+                          GRStmtNodeBuilder& Builder,
+                          ReturnStmt* S,
+                          ExplodedNode* Pred) {}
+
+  // Assumptions.
+  virtual const GRState* EvalAssume(const GRState *state,
+                                    SVal Cond, bool Assumption) {
+    return state;
+  }  
+};
+} // end clang namespace
+
+#endif