absl::hash_internal::CityHashState Class Reference

#include <hash.h>

Inheritance diagram for absl::hash_internal::CityHashState:

List of all members.

Public Member Functions
	CityHashState (CityHashState &&)
CityHashState &	operator= (CityHashState &&)
Static Public Member Functions
static CityHashState	combine_contiguous (CityHashState hash_state, const unsigned char *first, size_t size)
template<typename T , absl::enable_if_t< IntegralFastPath< T >::value, int > = 0>
static size_t	hash (T value)
template<typename T , absl::enable_if_t<!IntegralFastPath< T >::value, int > = 0>
static size_t	hash (const T &value)
Private Member Functions
	CityHashState ()
	CityHashState (const CityHashState &)
	CityHashState (uint64_t state)
Static Private Member Functions
static uint64_t	CombineContiguousImpl (uint64_t state, const unsigned char *first, size_t len, std::integral_constant< int, 4 >)
static uint64_t	CombineContiguousImpl (uint64_t state, const unsigned char *first, size_t len, std::integral_constant< int, 8 >)
static ABSL_ATTRIBUTE_ALWAYS_INLINE uint64_t	Mix (uint64_t state, uint64_t v)
static uint32_t	Read1To3 (const unsigned char *p, size_t len)
static uint64_t	Read4To8 (const unsigned char *p, size_t len)
static std::pair< uint64_t, uint64_t >	Read9To16 (const unsigned char *p, size_t len)
static ABSL_ATTRIBUTE_ALWAYS_INLINE uint64_t	Seed ()
Private Attributes
uint64_t	state_
Static Private Attributes
static constexpr uint64_t	kMul
static const void *const	kSeed = &kSeed

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Detailed Description

Definition at line 633 of file internal/hash.h.

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Constructor & Destructor Documentation

absl::hash_internal::CityHashState::CityHashState

(

CityHashState &&

)

absl::hash_internal::CityHashState::CityHashState

(

)

[inline, private]

Definition at line 688 of file internal/hash.h.

absl::hash_internal::CityHashState::CityHashState

(

const CityHashState &

)

[private]

absl::hash_internal::CityHashState::CityHashState

(

uint64_t

state

)

[inline, explicit, private]

Definition at line 696 of file internal/hash.h.

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Member Function Documentation

static CityHashState absl::hash_internal::CityHashState::combine_contiguous	(	CityHashState	hash_state,
		const unsigned char *	first,
		size_t	size
	)		[inline, static]

Definition at line 658 of file internal/hash.h.

uint64_t absl::hash_internal::CityHashState::CombineContiguousImpl	(	uint64_t	state,
		const unsigned char *	first,
		size_t	len,
		std::integral_constant< int, 4 >
	)		[inline, static, private]

Definition at line 771 of file internal/hash.h.

uint64_t absl::hash_internal::CityHashState::CombineContiguousImpl	(	uint64_t	state,
		const unsigned char *	first,
		size_t	len,
		std::integral_constant< int, 8 >
	)		[inline, static, private]

Definition at line 791 of file internal/hash.h.

template<typename T , absl::enable_if_t< IntegralFastPath< T >::value, int > = 0>

static size_t absl::hash_internal::CityHashState::hash

(

T

value

)

[inline, static]

Definition at line 675 of file internal/hash.h.

template<typename T , absl::enable_if_t<!IntegralFastPath< T >::value, int > = 0>

static size_t absl::hash_internal::CityHashState::hash

(

const T &

value

)

[inline, static]

Definition at line 681 of file internal/hash.h.

static ABSL_ATTRIBUTE_ALWAYS_INLINE uint64_t absl::hash_internal::CityHashState::Mix	(	uint64_t	state,
		uint64_t	v
	)		[inline, static, private]

Definition at line 734 of file internal/hash.h.

CityHashState& absl::hash_internal::CityHashState::operator=

(

CityHashState &&

)

static uint32_t absl::hash_internal::CityHashState::Read1To3	(	const unsigned char *	p,
		size_t	len
	)		[inline, static, private]

Definition at line 728 of file internal/hash.h.

static uint64_t absl::hash_internal::CityHashState::Read4To8	(	const unsigned char *	p,
		size_t	len
	)		[inline, static, private]

Definition at line 721 of file internal/hash.h.

static std::pair<uint64_t, uint64_t> absl::hash_internal::CityHashState::Read9To16	(	const unsigned char *	p,
		size_t	len
	)		[inline, static, private]

Definition at line 714 of file internal/hash.h.

static ABSL_ATTRIBUTE_ALWAYS_INLINE uint64_t absl::hash_internal::CityHashState::Seed

(

)

[inline, static, private]

Definition at line 762 of file internal/hash.h.

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Member Data Documentation

constexpr uint64_t absl::hash_internal::CityHashState::kMul [static, private]

Initial value:

      sizeof(size_t) == 4 ? uint64_t{0xcc9e2d51} : uint64_t{0x9ddfea08eb382d69}

Definition at line 642 of file internal/hash.h.

ABSL_CONST_INIT const void *const absl::hash_internal::CityHashState::kSeed = &kSeed [static, private]

Definition at line 765 of file internal/hash.h.

uint64_t absl::hash_internal::CityHashState::state_ [private]

Definition at line 767 of file internal/hash.h.

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

• internal/hash.h
• hash.cc