pqxx::byte_char_traits Struct Reference

Custom std::char_trast if the compiler does not provide one. More...

Inheritance diagram for pqxx::byte_char_traits:

Public Types
using	char_type = std::byte

Static Public Member Functions
static void	assign (std::byte &a, const std::byte &b) noexcept
static bool	eq (std::byte a, std::byte b)
static bool	lt (std::byte a, std::byte b)
static int	compare (const std::byte *a, const std::byte *b, std::size_t size)
static size_t	length (const std::byte *data)
	Deliberately undefined: "guess" the length of an array of bytes.
static const std::byte *	find (const std::byte *data, std::size_t size, const std::byte &value)
static std::byte *	move (std::byte *dest, const std::byte *src, std::size_t size)
static std::byte *	copy (std::byte *dest, const std::byte *src, std::size_t size)
static std::byte *	assign (std::byte *dest, std::size_t size, std::byte value)
static int_type	not_eof (int_type value)
	Declared but not defined: makes no sense for binary data.
static std::byte	to_char_type (int_type value)
static int_type	to_int_type (std::byte value)
static bool	eq_int_type (int_type a, int_type b)
static int_type	eof ()
	Declared but not defined: makes no sense for binary data.

Detailed Description

Custom std::char_trast if the compiler does not provide one.

Needed if the standard library lacks a generic implementation or a specialisation for std::byte. They aren't strictly required to provide either, and libc++ 19 removed its generic implementation.

Member Typedef Documentation

char_type

using pqxx::byte_char_traits::char_type = std::byte

Member Function Documentation

assign() [1/2]

void pqxx::byte_char_traits::assign ( std::byte & a, const std::byte & b )

inlinestaticnoexcept

assign() [2/2]

std::byte * pqxx::byte_char_traits::assign ( std::byte * dest, std::size_t size, std::byte value )

inlinestatic

compare()

int pqxx::byte_char_traits::compare ( const std::byte * a, const std::byte * b, std::size_t size )

inlinestatic

copy()

std::byte * pqxx::byte_char_traits::copy ( std::byte * dest, const std::byte * src, std::size_t size )

inlinestatic

eof()

int_type pqxx::byte_char_traits::eof ( )

static

Declared but not defined: makes no sense for binary data.

eq()

bool pqxx::byte_char_traits::eq ( std::byte a, std::byte b )

inlinestatic

eq_int_type()

bool pqxx::byte_char_traits::eq_int_type ( int_type a, int_type b )

inlinestatic

find()

const std::byte * pqxx::byte_char_traits::find ( const std::byte * data, std::size_t size, const std::byte & value )

inlinestatic

length()

size_t pqxx::byte_char_traits::length ( const std::byte * data )

static

Deliberately undefined: "guess" the length of an array of bytes.

lt()

bool pqxx::byte_char_traits::lt ( std::byte a, std::byte b )

inlinestatic

move()

std::byte * pqxx::byte_char_traits::move ( std::byte * dest, const std::byte * src, std::size_t size )

inlinestatic

not_eof()

int_type pqxx::byte_char_traits::not_eof ( int_type value )

static

Declared but not defined: makes no sense for binary data.

to_char_type()

std::byte pqxx::byte_char_traits::to_char_type ( int_type value )

inlinestatic

to_int_type()

int_type pqxx::byte_char_traits::to_int_type ( std::byte value )

inlinestatic

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

• /builddir/build/BUILD/libpqxx-7.10.5-build/libpqxx-7.10.5/redhat-linux-build/include/pqxx/util.hxx