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      1 /*
      2  * Copyright 2010-2012, The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_VAR_H_  // NOLINT
     18 #define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_VAR_H_
     19 
     20 #include <string>
     21 
     22 #include "clang/AST/Decl.h"
     23 #include "clang/AST/Expr.h"
     24 
     25 #include "llvm/ADT/StringRef.h"
     26 
     27 #include "slang_assert.h"
     28 #include "slang_rs_exportable.h"
     29 
     30 namespace clang {
     31   class APValue;
     32 }
     33 
     34 namespace slang {
     35   class RSContext;
     36   class RSExportType;
     37 
     38 class RSExportVar : public RSExportable {
     39   friend class RSContext;
     40  private:
     41   std::string mName;
     42   const RSExportType *mET;
     43   bool mIsConst;
     44 
     45   clang::Expr::EvalResult mInit;
     46 
     47   size_t mArraySize;
     48   size_t mNumInits;
     49   llvm::SmallVector<clang::Expr::EvalResult, 0> mInitArray;
     50 
     51   RSExportVar(RSContext *Context,
     52               const clang::VarDecl *VD,
     53               const RSExportType *ET);
     54 
     55  public:
     56   inline const std::string &getName() const { return mName; }
     57   inline const RSExportType *getType() const { return mET; }
     58   inline bool isConst() const { return mIsConst; }
     59 
     60   inline const clang::APValue &getInit() const { return mInit.Val; }
     61 
     62   inline size_t getArraySize() const { return mArraySize; }
     63   inline size_t getNumInits() const { return mNumInits; }
     64   inline const clang::APValue &getInitArray(unsigned int i) const {
     65     slangAssert(i < mNumInits);
     66     return mInitArray[i].Val;
     67   }
     68 };  // RSExportVar
     69 
     70 }   // namespace slang
     71 
     72 #endif  // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_VAR_H_  NOLINT
     73