BOOS Core API 3.1

EOOS Automotive R22-08 is released in version v0.10.0

The second official release of EOOS Automotive that is qualified for POSIX and WIN32 compatible operating systems and based on interfaces designed for EOOS RT – real time operating system.

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Class «core::Mutex»

Mutex semaphore class.

core::Mutex
- public core::Object<Alloc>
  - public Object<Alloc>
    - public api::Object
- public api::Mutex
  - public api::Resource
    - public api::Object

public:

Mutex();

virtual ~Mutex();

virtual bool isBlocked();

virtual bool isConstructed() const;

static bool isObject(const Type* obj);

virtual bool lock();

void operator delete(void* ptr);

void* operator new(size_t size);

void* operator new(size_t size, void* ptr);

virtual void unlock();

Type unlock(Type value);

protected:

static Type alloc(size_t size);

static void free(void* ptr);

virtual void setConstruct(bool flag);

public: Mutex();

Constructor.

public: virtual ~Mutex();

Destructor.

public: virtual bool isBlocked();

Tests if this resource is blocked.

Returns:
true if this resource is blocked.

public: virtual bool isConstructed() const;

Tests if this object has been constructed.

Returns:
true if object has been constructed successfully.

public: static bool isObject(const Type* obj);

Tests if given object has been constructed object.

Parameters:
obj — pointer to object.

Returns:
true if object has been constructed successfully.

public: virtual bool lock();

Locks this mutex.

Returns:
true if this mutex is locked successfully.

public: void operator delete(void* ptr);

Operator delete.

Parameters:
ptr — address of allocated memory block or a null pointer.

public: void* operator new(size_t size);

Operator new.

Parameters:
size — number of bytes to allocate.

Returns:
allocated memory address or a null pointer.

public: void* operator new(size_t size, void* ptr);

Operator new.

Parameters:
size — unused.
ptr — pointer to reserved memory area

Returns:
given pointer.

public: virtual void unlock();

Unlocks this mutex.

public: Type unlock(Type value);

Unlocks this mutex.

Parameters:
value — a value which will be returned.

Returns:
given argument value.

protected: static Type alloc(size_t size);

Allocates memory.