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pw::stream::SeekableReader Class Reference
Inheritance diagram for pw::stream::SeekableReader:
pw::stream::RelativeSeekableReader pw::stream::Reader pw::stream::Stream

Additional Inherited Members

- Public Types inherited from pw::stream::Stream
enum  Whence : uint8_t { kBeginning = 0b001 , kCurrent = 0b010 , kEnd = 0b100 }
 Positions from which to seek. More...
 
- Public Member Functions inherited from pw::stream::Stream
constexpr bool readable () const
 
constexpr bool writable () const
 
constexpr bool seekable () const
 
constexpr bool seekable (Whence origin) const
 True if the stream supports seeking from the specified origin.
 
Result< ByteSpan > Read (ByteSpan dest)
 
Result< ByteSpan > Read (void *dest, size_t size_bytes)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
Result< ByteSpan > ReadExact (ByteSpan const buffer)
 
Status Write (ConstByteSpan data)
 
Status Write (const void *data, size_t size_bytes)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
Status Write (const std::byte b)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
Status Seek (ptrdiff_t offset, Whence origin=kBeginning)
 
size_t Tell ()
 
size_t ConservativeReadLimit () const
 
size_t ConservativeWriteLimit () const
 
- Static Public Attributes inherited from pw::stream::Stream
static constexpr size_t kUnlimited = std::numeric_limits<size_t>::max()
 Value returned from read/write limit if unlimited.
 
static constexpr size_t kUnknownPosition = std::numeric_limits<size_t>::max()
 Returned by Tell() if getting the position is not supported.
 
- Protected Types inherited from pw::stream::Stream
enum class  LimitType : bool { kRead , kWrite }
 

Detailed Description

A Reader that fully supports seeking.

Use in APIs when:

Inherit from when:


The documentation for this class was generated from the following file: