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      1 /*
      2  * Copyright 2011, 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 __ANDROID_BCINFO_BITCODETRANSLATOR_H__
     18 #define __ANDROID_BCINFO_BITCODETRANSLATOR_H__
     19 
     20 #include <cstddef>
     21 
     22 namespace bcinfo {
     23 
     24 class BitcodeTranslator {
     25  private:
     26   const char *mBitcode;
     27   size_t mBitcodeSize;
     28   const char *mTranslatedBitcode;
     29   size_t mTranslatedBitcodeSize;
     30   unsigned int mVersion;
     31 
     32  public:
     33   /**
     34    * Translates \p bitcode of a particular \p version to the latest version.
     35    *
     36    * \param bitcode - input bitcode string.
     37    * \param bitcodeSize - length of \p bitcode string (in bytes).
     38    * \param version - corresponding target SDK version of \p bitcode.
     39    */
     40   BitcodeTranslator(const char *bitcode, size_t bitcodeSize,
     41                     unsigned int version);
     42 
     43   ~BitcodeTranslator();
     44 
     45   /**
     46    * Translate the supplied bitcode to the latest supported version.
     47    *
     48    * \return true if the bitcode was translated successfully and false if an
     49    *         error occurred.
     50    */
     51   bool translate();
     52 
     53   /**
     54    * \return translated bitcode.
     55    */
     56   const char *getTranslatedBitcode() const {
     57     return mTranslatedBitcode;
     58   }
     59 
     60   /**
     61    * \return size of the translated bitcode (in bytes).
     62    */
     63   size_t getTranslatedBitcodeSize() const {
     64     return mTranslatedBitcodeSize;
     65   }
     66 };
     67 
     68 }  // namespace bcinfo
     69 
     70 #endif  // __ANDROID_BCINFO_BITCODETRANSLATOR_H__
     71