os::rtos::memory Namespace Reference

Classes
class	allocator_deleter
	Allocator deleter. More...
class	allocator_stateless_default_resource
	Standard allocator based on the RTOS system default memory manager. More...
class	allocator_stateless_polymorphic_synchronized
	Allocator using memory resources. More...
class	memory_resource
	Memory resource manager (abstract class). More...

Typedefs
template<typename T >
using	allocator = allocator_stateless_default_resource< T >
	Type of allocator used by the system objects. Must be stateless.
template<typename T , typename U = T>
using	allocator_typed = allocator_stateless_polymorphic_synchronized< T, scheduler::lockable, get_resource_typed< U > >
	Type of an allocator for objects of type T.
using	out_of_memory_handler_t = void(*)(void)
	Type of out of memory handler.
template<typename T , typename U = T>
using	unique_ptr = std::unique_ptr< T, allocator_deleter< allocator_typed< T, U > > >
	Type of a RTOS unique pointer to objects of type T.

Functions
constexpr std::size_t	align_size (std::size_t size, std::size_t align) noexcept
	Helper function to align size values.
template<typename T , typename A , typename ... Args>
auto	allocate_unique (const A &allocator, Args &&... args)
	Function template to allocate a unique pointer.
template<>
memory_resource *	get_resource_typed< condition_variable > (void) noexcept
template<>
memory_resource *	get_resource_typed< event_flags > (void) noexcept
template<>
memory_resource *	get_resource_typed< memory_pool > (void) noexcept
template<>
memory_resource *	get_resource_typed< message_queue > (void) noexcept
template<>
memory_resource *	get_resource_typed< mutex > (void) noexcept
template<>
memory_resource *	get_resource_typed< semaphore > (void) noexcept
template<>
memory_resource *	get_resource_typed< thread > (void) noexcept
template<>
memory_resource *	get_resource_typed< timer > (void) noexcept
constexpr std::size_t	max (std::size_t a, std::size_t b)
template<typename T1 , typename T2 , typename L , F get_resource>
bool	operator!= (const allocator_stateless_polymorphic_synchronized< T1, L, get_resource > &lhs, const allocator_stateless_polymorphic_synchronized< T2, L, get_resource > &rhs) noexcept
template<typename T1 , typename T2 , typename L , F get_resource>
bool	operator== (const allocator_stateless_polymorphic_synchronized< T1, L, get_resource > &lhs, const allocator_stateless_polymorphic_synchronized< T2, L, get_resource > &rhs) noexcept
template<>
memory_resource *	set_resource_typed< condition_variable > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< event_flags > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< memory_pool > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< message_queue > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< mutex > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< semaphore > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< thread > (memory_resource *res) noexcept
template<>
memory_resource *	set_resource_typed< timer > (memory_resource *res) noexcept
RTOS System Memory Functions
memory_resource *	malloc_resource (void) noexcept
	Get the address of a memory manager based on POSIX malloc().
memory_resource *	set_default_resource (memory_resource *res) noexcept
	Set the default RTOS system memory manager.
memory_resource *	get_default_resource (void) noexcept
	Get the default RTOS system memory manager.
void	init_once_default_resource (void)
Operators
bool	operator== (const memory_resource &lhs, const memory_resource &rhs) noexcept
	Compare the memory_resource instances for equality.
bool	operator!= (const memory_resource &lhs, const memory_resource &rhs) noexcept
	Compare the memory_resource instances for inequality.
Type Specific Resource Managers
template<typename T >
memory_resource *	set_resource_typed (memory_resource *res) noexcept
	Function template to set a memory resource.
template<typename T >
memory_resource *	get_resource_typed (void) noexcept
	Function template to get a memory resource.
template<>
memory_resource *	set_resource_typed< thread > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< thread > (void) noexcept
template<>
memory_resource *	set_resource_typed< condition_variable > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< condition_variable > (void) noexcept
template<>
memory_resource *	set_resource_typed< event_flags > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< event_flags > (void) noexcept
template<>
memory_resource *	set_resource_typed< memory_pool > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< memory_pool > (void) noexcept
template<>
memory_resource *	set_resource_typed< message_queue > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< message_queue > (void) noexcept
template<>
memory_resource *	set_resource_typed< mutex > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< mutex > (void) noexcept
template<>
memory_resource *	set_resource_typed< semaphore > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< semaphore > (void) noexcept
template<>
memory_resource *	set_resource_typed< timer > (memory_resource *res) noexcept
template<>
memory_resource *	get_resource_typed< timer > (void) noexcept

Function Documentation

align_size()

constexpr std::size_t os::rtos::memory::align_size ( std::size_t  size, std::size_t  align  )

constexprnoexcept

Helper function to align size values.

Parameters

size	Unaligned size.
align	Alignment requirement (power of 2).

Returns

Aligned size.

Definition at line 86 of file os-memory.h.

max()

constexpr std::size_t os::rtos::memory::max ( std::size_t  a, std::size_t  b  )

constexpr

Definition at line 74 of file os-memory.h.