35 class Slice {
38   Slice() : data_(""), size_(0) {}  in Slice()  function
41   Slice(const char* d, size_t n) : data_(d), size_(n) {}  in Slice()  function
45   Slice(const std::string& s) : data_(s.data()), size_(s.size()) {}  in Slice()  function
50   Slice(std::string_view sv) : data_(sv.data()), size_(sv.size()) {}  in Slice()  function
55   Slice(const char* s) : data_(s) { size_ = (s == nullptr) ? 0 : strlen(s); }  in Slice()  function
59   Slice(const struct SliceParts& parts, std::string* buf);
117   int compare(const Slice& b) const;
120   bool starts_with(const Slice& x) const {  in starts_with()
124   bool ends_with(const Slice& x) const {  in ends_with()
130   size_t difference_offset(const Slice& b) const;
145 class PinnableSlice : public Slice, public Cleanable {
157   inline void PinSlice(const Slice& s, CleanupFunction f, void* arg1,  in PinSlice()
167   inline void PinSlice(const Slice& s, Cleanable* cleanable) {  in PinSlice()
176   inline void PinSelf(const Slice& slice) {  in PinSelf()
232   SliceParts(const Slice* _parts, int _num_parts)  in SliceParts()
236   const Slice* parts;
240 inline bool operator==(const Slice& x, const Slice& y) {
245 inline bool operator!=(const Slice& x, const Slice& y) { return !(x == y); }
247 inline int Slice::compare(const Slice& b) const {  in compare()
260 inline size_t Slice::difference_offset(const Slice& b) const {  in difference_offset()