Botan::secure_allocator< T > Class Template Reference

#include <secmem.h>

Public Types
typedef std::size_t	size_type
typedef T	value_type

Public Member Functions
T *	allocate (std::size_t n)
void	deallocate (T *p, std::size_t n)
secure_allocator &	operator= (const secure_allocator &) noexcept=default
secure_allocator &	operator= (secure_allocator &&) noexcept=default
	secure_allocator () noexcept=default
	secure_allocator (const secure_allocator &) noexcept=default
template<typename U>
	secure_allocator (const secure_allocator< U > &) noexcept
	secure_allocator (secure_allocator &&) noexcept=default
	~secure_allocator () noexcept=default

Detailed Description

template<typename T>
requires std::is_integral_v<T> || std::is_enum_v<T>
class Botan::secure_allocator< T >

Definition at line 42 of file secmem.h.

Member Typedef Documentation

size_type

template<typename T>

typedef std::size_t Botan::secure_allocator< T >::size_type

The type used to express allocation sizes

Definition at line 53 of file secmem.h.

value_type

template<typename T>

typedef T Botan::secure_allocator< T >::value_type

The type being allocated

Definition at line 48 of file secmem.h.

Constructor & Destructor Documentation

secure_allocator() [1/4]

template<typename T>

Botan::secure_allocator< T >::secure_allocator ( )

defaultnoexcept

Default constructor

Referenced by operator=(), operator=(), secure_allocator(), secure_allocator(), secure_allocator(), and ~secure_allocator().

secure_allocator() [2/4]

template<typename T>

Botan::secure_allocator< T >::secure_allocator ( const secure_allocator< T > & )

defaultnoexcept

Copy constructor

References secure_allocator().

secure_allocator() [3/4]

template<typename T>

Botan::secure_allocator< T >::secure_allocator ( secure_allocator< T > && )

defaultnoexcept

Move constructor

References secure_allocator().

~secure_allocator()

template<typename T>

Botan::secure_allocator< T >::~secure_allocator ( )

defaultnoexcept

References secure_allocator().

secure_allocator() [4/4]

template<typename T>

template<typename U>

Botan::secure_allocator< T >::secure_allocator ( const secure_allocator< U > & )

inlineexplicitnoexcept

Convert an allocator for a different type

Definition at line 88 of file secmem.h.

{}

References secure_allocator().

Member Function Documentation

allocate()

template<typename T>

T * Botan::secure_allocator< T >::allocate ( std::size_t n )

inline

Allocate storage for n objects

Parameters

n	the number of objects

Returns

a pointer to the allocated storage

Definition at line 95 of file secmem.h.

{ return static_cast<T*>(allocate_memory(n, sizeof(T))); }

References Botan::allocate_memory().

deallocate()

template<typename T>

void Botan::secure_allocator< T >::deallocate ( T * p, std::size_t n )

inline

Zeroize and release storage previously returned by allocate

Parameters

p	the pointer to release
n	the number of objects p was allocated for

Definition at line 102 of file secmem.h.

{ deallocate_memory(p, n, sizeof(T)); }

References Botan::deallocate_memory().

operator=() [1/2]

template<typename T>

secure_allocator & Botan::secure_allocator< T >::operator= ( const secure_allocator< T > & )

defaultnoexcept

Copy assignment

Returns

reference to this

References secure_allocator().

operator=() [2/2]

template<typename T>

secure_allocator & Botan::secure_allocator< T >::operator= ( secure_allocator< T > && )

defaultnoexcept

Move assignment

Returns

reference to this

References secure_allocator().

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

• src/lib/base/secmem.h