Add the CacheReader. (incomplete)
diff --git a/lib/bcc/ScriptCached.h b/lib/bcc/ScriptCached.h
new file mode 100644
index 0000000..272e493
--- /dev/null
+++ b/lib/bcc/ScriptCached.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2010, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef BCC_SCRIPTCACHED_H
+#define BCC_SCRIPTCACHED_H
+
+#include <bcc/bcc.h>
+#include <bcc/bcc_cache.h>
+
+#include <llvm/ADT/SmallVector.h>
+
+#include <map>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include <stddef.h>
+
+namespace llvm {
+  class Module;
+}
+
+namespace bcc {
+  class Script;
+
+  class ScriptCached {
+    friend class CacheReader;
+
+  private:
+    enum { SMALL_VECTOR_QUICKN = 16 };
+
+    typedef llvm::SmallVector<std::pair<char const *, char const *>,
+                              SMALL_VECTOR_QUICKN> PragmaList;
+
+    typedef std::map<std::string, std::pair<void *, size_t> > FuncTable;
+
+  private:
+    Script *mpOwner;
+
+    OBCC_ExportVarList *mpExportVars;
+    OBCC_ExportFuncList *mpExportFuncs;
+    PragmaList mPragmas;
+
+    FuncTable mFunctions;
+
+    char *mContext;
+
+    OBCC_StringPool *mpStringPoolRaw;
+    std::vector<char const *> mStringPool;
+
+  public:
+    ScriptCached(Script *owner)
+      : mpOwner(owner), mpExportVars(NULL), mpExportFuncs(NULL),
+        mContext(NULL), mpStringPoolRaw(NULL) {
+    }
+
+    ~ScriptCached();
+
+    void *lookup(const char *name);
+
+    void getExportVars(BCCsizei *actualVarCount,
+                       BCCsizei maxVarCount,
+                       BCCvoid **vars);
+
+    void getExportFuncs(BCCsizei *actualFuncCount,
+                        BCCsizei maxFuncCount,
+                        BCCvoid **funcs);
+
+    void getPragmas(BCCsizei *actualStringCount,
+                    BCCsizei maxStringCount,
+                    BCCchar **strings);
+
+    void getFunctions(BCCsizei *actualFunctionCount,
+                      BCCsizei maxFunctionCount,
+                      BCCchar **functions);
+
+    void getFunctionBinary(BCCchar *function,
+                           BCCvoid **base,
+                           BCCsizei *length);
+
+#if 0
+    void registerSymbolCallback(BCCSymbolLookupFn pFn, BCCvoid *pContext) {
+      mCompiler.registerSymbolCallback(pFn, pContext);
+    }
+#endif
+  };
+
+} // namespace bcc
+
+#endif // BCC_SCRIPTCACHED_H