| /* |
| * Copyright 2017, 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 WORD_STREAM_IMPL_H |
| #define WORD_STREAM_IMPL_H |
| |
| #include "word_stream.h" |
| |
| #include <string> |
| |
| namespace android { |
| namespace spirit { |
| |
| class WordStreamImpl : public WordStream { |
| public: |
| WordStreamImpl(); |
| WordStreamImpl(const std::vector<uint32_t> &words); |
| WordStreamImpl(std::vector<uint32_t> &&words); |
| |
| bool empty() const override { |
| return mWords.empty() || mIter == mWords.end(); |
| } |
| |
| uint32_t operator*() { return *mIter; } |
| |
| WordStreamImpl &operator>>(uint32_t *RHS) override { |
| *RHS = *mIter++; |
| return *this; |
| } |
| |
| WordStreamImpl &operator>>(LiteralContextDependentNumber *RHS) override { |
| // TODO: check context in the instruction class to decide the actual size. |
| return *this >> (uint32_t *)(&RHS->intValue); |
| } |
| |
| WordStreamImpl &operator>>(std::string *str) override; |
| |
| std::vector<uint32_t> getWords() override { return mWords; } |
| |
| WordStreamImpl &operator<<(const uint32_t RHS) override { |
| mWords.push_back(RHS); |
| return *this; |
| } |
| |
| WordStreamImpl & |
| operator<<(const LiteralContextDependentNumber &RHS) override { |
| // TODO: check context in the instruction class to decide the actual size. |
| // TODO: maybe a word stream class should never take a context dependent |
| // type as argument. Always take concrete types such as int32, int64, float, |
| // double, etc. |
| return *this << (uint32_t)(RHS.intValue); |
| } |
| WordStreamImpl &operator<<(const std::string &str) override; |
| |
| private: |
| std::vector<uint32_t> mWords; |
| std::vector<uint32_t>::const_iterator mIter; |
| }; |
| |
| } // namespace spirit |
| } // namespace android |
| |
| #endif // WORD_STREAM_IMPL_H |