Sha512HashSink Class Reference

Secure Hash 512 (SHA-512) one-way hash function. More...

#include <cc/Sha512HashSink>

Inheritance diagram for Sha512HashSink:

Public Member Functions
	Sha512HashSink ()
	Create a new hash sink for computing the SHA-512 sum of all written data.
Public Member Functions inherited from CryptoHashSink
	CryptoHashSink ()=default
	Create a null hash sink.
int	blockSize () const
	Block size of the hash sum in bytes.
Public Member Functions inherited from HashSink
	HashSink ()=default
	Create a null hash sink.
Bytes	finish ()
	Finish hash computation and return the final hash sum.
Public Member Functions inherited from Stream
	Stream ()=default
	Create a null stream.
bool	waitEstablished (int timeout=-1)
	Wait until the connection is fully established.
bool	wait (IoEvent event, int timeout=-1)
	Wait for an I/O event.
long	read (Out< Bytes > buffer, long maxFill=-1)
	Read available bytes into buffer and return number of bytes read.
void	write (const Bytes &buffer, long fill=-1)
	Write fill bytes from buffer (if fill < 0 write all bytes from buffer)
void	write (const List< Bytes > &buffers)
	Write the contents of buffers in one go.
void	write (const List< String > &parts)
	Convenience method, equivalent to 'write(parts.join())'.
void	write (const struct iovec *iov, int iovcnt)
	Write the contents of the iov buffers in one go.
void	write (const char *s)
	Write C-string s.
bool	isDiscarding () const
	Return true if this stream is discarding all writes
long long	transferTo (const Stream &sink, long long count, const Bytes &buffer)
	Transfer a span of bytes.
long long	transferTo (const Stream &sink, long long count=-1)
	Transfer a span of bytes.
long	defaultTransferUnit () const
	Default I/O buffer size.
long long	skip (long long count)
	Read and discard count bytes.
void	drain (const Bytes &auxBuffer=Bytes{})
	Read everything that is left.
long	readSpan (Out< Bytes > buffer)
	Read fixed number of bytes.
String	readSpan (long count)
	Read a fixed number of bytes.
String	readAll ()
	Read the entire stream.
Public Member Functions inherited from Object
	Object ()=default
	Create a null object.
	operator bool () const
	Check if this is a non-null object.
bool	isNull () const
	Check if this is a null object.
template<class T >
bool	is () const
	Check if this object is of type T.
template<class T >
T	as () const
	Cast this object to type T.
bool	isWeak () const
	Check if the underlying object reference is weak.
bool	operator== (const Object &other) const
	Equality operator.
std::strong_ordering	operator<=> (const Object &other) const
	Ordering operator.
long	useCount () const
	Reference count.

Static Public Attributes
static constexpr int	HashSize = 64
	Size of the hashsum in bytes

Additional Inherited Members
Protected Member Functions inherited from CryptoHashSink
	CryptoHashSink (State *newState)
const State &	me () const
Protected Member Functions inherited from HashSink
	HashSink (State *newState)
	Initialize with newState.
State &	me ()
Protected Member Functions inherited from Stream
	Stream (State *newState)
State &	me ()
const State &	me () const
Protected Member Functions inherited from Object
template<class T >
T	weak () const
template<class T >
void	initOnce ()
	Create the object state when called the first time.
template<class T >
void	initOncePerThread ()
	Create a distinct object state for each thread when called the first time in that thread.
	Object (State *newState)
	Initialize object with newState.
	Object (State *state, Alias)
	Object (State *state, Weak)
Object &	operator= (std::nullptr_t)
Static Protected Member Functions inherited from Object
template<class T >
static T	alias (const State *state)
	Create an alias object for the given state.
template<class T >
static T	weak (const State *state)
Protected Attributes inherited from Object
Handle< State >	me
	Internal object state

Detailed Description

Secure Hash 512 (SHA-512) one-way hash function.

Constructor & Destructor Documentation

Sha512HashSink()

Sha512HashSink

(

)

Create a new hash sink for computing the SHA-512 sum of all written data.

Member Data Documentation

HashSize

constexpr int HashSize = 64

staticconstexpr

Size of the hashsum in bytes