42 extern Slice RandomString(Random* rnd, int len, std::string* dst);
55 extern Slice CompressibleString(Random* rnd, double compressed_fraction,
92   virtual int Compare(const Slice& a, const Slice& b) const override {  in Compare()
112   virtual int Compare(const Slice& a, const Slice& b) const override {  in Compare()
113     Slice prefix_a = Slice(a.data(), 8);  in Compare()
114     Slice prefix_b = Slice(b.data(), 8);  in Compare()
119       Slice suffix_a = Slice(a.data() + 8, a.size() - 8);  in Compare()
120       Slice suffix_b = Slice(b.data() + 8, b.size() - 8);  in Compare()
125                                      const Slice& /*limit*/) const override {}  in FindShortestSeparator()  argument
157   virtual void Seek(const Slice& target) override {  in Seek()
162   virtual void SeekForPrev(const Slice& target) override {  in SeekForPrev()
175   virtual Slice key() const override { return Slice(keys_[current_]); }  in key()
176   virtual Slice value() const override { return Slice(values_[current_]); }  in value()
200   explicit StringSink(Slice* reader_contents = nullptr) :
206       *reader_contents_ = Slice(contents_.data(), 0);  in WritableFile()
221       *reader_contents_ = Slice(  in Flush()
230   virtual Status Append(const Slice& slice) override {  in Append()
237       *reader_contents_ = Slice(  in Drop()
244   Slice* reader_contents_;
253   Status Write(uint64_t offset, const Slice& data) override {  in Write()
263   Status Read(uint64_t offset, size_t n, Slice* result,  in Read()
265     *result = Slice(nullptr, 0);  in Read()
269       *result = Slice(ss_->contents_.data() + offset, str_res_sz);  in Read()
291   explicit OverwritingStringSink(Slice* reader_contents)  in OverwritingStringSink()
314   virtual Status Append(const Slice& slice) override {  in Append()
325   Slice* reader_contents_;
331   explicit StringSource(const Slice& contents, uint64_t uniq_id = 0,
342   virtual Status Read(uint64_t offset, size_t n, Slice* result,  in Read()
353       *result = Slice(scratch, n);  in Read()
355       *result = Slice(&contents_[static_cast<size_t>(offset)], n);  in Read()
499   bool Filter(int /*level*/, const ROCKSDB_NAMESPACE::Slice& /*key*/,  in Filter()  argument
500               const ROCKSDB_NAMESPACE::Slice& value, std::string* /*new_value*/,  in Filter()
509       int /*level*/, const ROCKSDB_NAMESPACE::Slice& key,  in FilterMergeOperand()
510       const ROCKSDB_NAMESPACE::Slice& value) const override {  in FilterMergeOperand()
536     Status Read(size_t n, Slice* result, char* scratch) override {  in Read()
542         *result = Slice(scratch, n);  in Read()
579       virtual Status Append(const Slice& slice) override {  in Append()
720   virtual bool PartialMergeMulti(const Slice& /*key*/,  in PartialMergeMulti()  argument
721                                  const std::deque<Slice>& /*operand_list*/,  in PartialMergeMulti()  argument
744   bool Filter(int /*level*/, const Slice& /*key*/,  in Filter()  argument
745               const Slice& /*existing_value*/, std::string* /*new_value*/,  in Filter()