LibXR::HardwareContainer Class Reference

#include <app_framework.hpp>

Collaboration diagram for LibXR::HardwareContainer:

Data Structures
struct	AliasEntry

Public Member Functions
template<typename... Entries>
constexpr	HardwareContainer (Entries &&... entries)
template<typename T >
T *	Find (const char *alias) const
template<typename T >
T *	Find (std::initializer_list< const char * > aliases) const
template<typename T >
T *	FindOrExit (std::initializer_list< const char * > aliases) const
template<typename T >
void	Register (const Entry< T > &entry)
	注册一个硬件条目

Protected Attributes
LibXR::LockFreeList	alias_list_

Detailed Description

硬件容器类 / Hardware container

Definition at line 26 of file app_framework.hpp.

Constructor & Destructor Documentation

HardwareContainer()

template<typename... Entries>

LibXR::HardwareContainer::HardwareContainer ( Entries &&... entries )

inlineconstexpr

构造并注册所有别名 / Construct and register aliases

Parameters

entries

硬件条目列表 / Hardware entry list

Definition at line 34 of file app_framework.hpp.

  {
    (Register(std::forward<Entries>(entries)), ...);
  }

Member Function Documentation

Find() [1/2]

template<typename T >

T * LibXR::HardwareContainer::Find ( const char * alias ) const

inline

查找设备（单个别名） / Find device by alias

Definition at line 43 of file app_framework.hpp.

  {
    T* result = nullptr;
    alias_list_.Foreach<AliasEntry>(
        [&](AliasEntry& entry)
        {
          if (std::strcmp(entry.name, alias) == 0)
          {
            result = static_cast<T*>(entry.object);
            return ErrorCode::FAILED;
          }
          return ErrorCode::OK;
        });
    return result;
  }

Find() [2/2]

template<typename T >

T * LibXR::HardwareContainer::Find ( std::initializer_list< const char * > aliases ) const

inline

查找设备（多个别名） / Find device with fallback aliases

Definition at line 63 of file app_framework.hpp.

  {
    for (const auto& alias : aliases)
    {
      if (T* obj = Find<T>(alias))
      {
        return obj;
      }
    }
    return nullptr;
  }

FindOrExit()

template<typename T >

T * LibXR::HardwareContainer::FindOrExit ( std::initializer_list< const char * > aliases ) const

inline

查找或报错 / Find or ASSERT if not found

Definition at line 79 of file app_framework.hpp.

  {
    T* result = Find<T>(aliases);
    ASSERT(result != nullptr);
    return result;
  }

Register()

template<typename T >

void LibXR::HardwareContainer::Register ( const Entry< T > & entry )

inline

注册一个硬件条目

Register a hardware entry

Definition at line 92 of file app_framework.hpp.

  {
    for (const auto& alias : entry.aliases)
    {
      auto node = new (std::align_val_t(LIBXR_CACHE_LINE_SIZE))
          LibXR::LockFreeList::Node<AliasEntry>{alias, static_cast<void*>(&entry.object),
                                                TypeID::GetID<T>()};
      alias_list_.Add(*node);
    }
  }

Field Documentation

alias_list_

LibXR::LockFreeList LibXR::HardwareContainer::alias_list_

mutableprotected

Definition at line 111 of file app_framework.hpp.

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

• src/middleware/app_framework.hpp