mirror of https://github.com/ARMmbed/mbed-os.git
Update formatting for SharedPtr.h
parent
6f3c07f6eb
commit
d9c1748c14
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@ -68,16 +68,18 @@ public:
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* @brief Create empty SharedPtr not pointing to anything.
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* @brief Create empty SharedPtr not pointing to anything.
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* @details Used for variable declaration.
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* @details Used for variable declaration.
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*/
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*/
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SharedPtr(): _ptr(NULL), _counter(NULL) {
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SharedPtr(): _ptr(NULL), _counter(NULL)
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{
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}
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}
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/**
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/**
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* @brief Create new SharedPtr
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* @brief Create new SharedPtr
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* @param ptr Pointer to take control over
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* @param ptr Pointer to take control over
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*/
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*/
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SharedPtr(T* ptr): _ptr(ptr), _counter(NULL) {
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SharedPtr(T *ptr): _ptr(ptr), _counter(NULL)
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{
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// allocate counter on the heap so it can be shared
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// allocate counter on the heap so it can be shared
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if(_ptr != NULL) {
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if (_ptr != NULL) {
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_counter = new uint32_t;
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_counter = new uint32_t;
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*_counter = 1;
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*_counter = 1;
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}
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}
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@ -87,7 +89,8 @@ public:
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* @brief Destructor.
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* @brief Destructor.
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* @details Decrement reference counter and delete object if no longer pointed to.
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* @details Decrement reference counter and delete object if no longer pointed to.
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*/
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*/
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~SharedPtr() {
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~SharedPtr()
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{
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decrement_counter();
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decrement_counter();
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}
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}
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@ -97,7 +100,8 @@ public:
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* copying pointer to original object and pointer to counter.
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* copying pointer to original object and pointer to counter.
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* @param source Object being copied from.
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* @param source Object being copied from.
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*/
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*/
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SharedPtr(const SharedPtr& source): _ptr(source._ptr), _counter(source._counter) {
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SharedPtr(const SharedPtr &source): _ptr(source._ptr), _counter(source._counter)
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{
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// increment reference counter
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// increment reference counter
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if (_ptr != NULL) {
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if (_ptr != NULL) {
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core_util_atomic_incr_u32(_counter, 1);
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core_util_atomic_incr_u32(_counter, 1);
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@ -110,7 +114,8 @@ public:
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* @param source Object being assigned from.
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* @param source Object being assigned from.
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* @return Object being assigned.
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* @return Object being assigned.
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*/
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*/
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SharedPtr operator=(const SharedPtr& source) {
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SharedPtr operator=(const SharedPtr &source)
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{
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if (this != &source) {
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if (this != &source) {
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// clean up by decrementing counter
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// clean up by decrementing counter
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decrement_counter();
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decrement_counter();
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@ -132,11 +137,12 @@ public:
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* @brief Replaces the managed pointer with a new unmanaged pointer.
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* @brief Replaces the managed pointer with a new unmanaged pointer.
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* @param[in] ptr the new raw pointer to manage.
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* @param[in] ptr the new raw pointer to manage.
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*/
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*/
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void reset(T* ptr) {
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void reset(T *ptr)
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{
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// clean up by decrementing counter
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// clean up by decrementing counter
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decrement_counter();
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decrement_counter();
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if(ptr != NULL) {
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if (ptr != NULL) {
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// allocate counter on the heap so it can be shared
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// allocate counter on the heap so it can be shared
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_counter = new uint32_t;
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_counter = new uint32_t;
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*_counter = 1;
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*_counter = 1;
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@ -146,7 +152,8 @@ public:
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/**
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/**
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* @brief Replace the managed pointer with a NULL pointer.
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* @brief Replace the managed pointer with a NULL pointer.
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*/
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*/
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void reset() {
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void reset()
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{
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reset(NULL);
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reset(NULL);
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}
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}
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@ -155,7 +162,8 @@ public:
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* @details Get raw pointer to object pointed to.
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* @details Get raw pointer to object pointed to.
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* @return Pointer.
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* @return Pointer.
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*/
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*/
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T* get() const {
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T *get() const
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{
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return _ptr;
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return _ptr;
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}
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}
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@ -163,7 +171,8 @@ public:
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* @brief Reference count accessor.
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* @brief Reference count accessor.
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* @return Reference count.
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* @return Reference count.
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*/
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*/
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uint32_t use_count() const {
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uint32_t use_count() const
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{
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if (_ptr != NULL) {
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if (_ptr != NULL) {
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core_util_critical_section_enter();
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core_util_critical_section_enter();
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return *_counter;
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return *_counter;
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@ -177,7 +186,8 @@ public:
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* @brief Dereference object operator.
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* @brief Dereference object operator.
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* @details Override to return the object pointed to.
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* @details Override to return the object pointed to.
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*/
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*/
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T& operator*() const {
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T &operator*() const
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{
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return *_ptr;
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return *_ptr;
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}
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}
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@ -185,7 +195,8 @@ public:
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* @brief Dereference object member operator.
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* @brief Dereference object member operator.
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* @details Override to return return member in object pointed to.
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* @details Override to return return member in object pointed to.
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*/
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*/
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T* operator->() const {
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T *operator->() const
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{
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return _ptr;
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return _ptr;
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}
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}
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@ -193,7 +204,8 @@ public:
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* @brief Boolean conversion operator.
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* @brief Boolean conversion operator.
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* @return Whether or not the pointer is NULL.
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* @return Whether or not the pointer is NULL.
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*/
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*/
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operator bool() const {
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operator bool() const
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{
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return (_ptr != NULL);
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return (_ptr != NULL);
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}
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}
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@ -202,7 +214,8 @@ private:
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* @brief Get pointer to reference counter.
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* @brief Get pointer to reference counter.
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* @return Pointer to reference counter.
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* @return Pointer to reference counter.
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*/
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*/
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uint32_t* get_counter() const {
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uint32_t *get_counter() const
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{
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return _counter;
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return _counter;
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}
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}
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@ -210,7 +223,8 @@ private:
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* @brief Decrement reference counter.
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* @brief Decrement reference counter.
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* @details If count reaches zero, free counter and delete object pointed to.
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* @details If count reaches zero, free counter and delete object pointed to.
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*/
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*/
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void decrement_counter() {
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void decrement_counter()
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{
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if (_ptr != NULL) {
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if (_ptr != NULL) {
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uint32_t new_value = core_util_atomic_decr_u32(_counter, 1);
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uint32_t new_value = core_util_atomic_decr_u32(_counter, 1);
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if (new_value == 0) {
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if (new_value == 0) {
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@ -224,44 +238,50 @@ private:
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private:
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private:
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// pointer to shared object
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// pointer to shared object
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T* _ptr;
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T *_ptr;
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// pointer to shared reference counter
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// pointer to shared reference counter
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uint32_t* _counter;
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uint32_t *_counter;
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};
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};
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/** Non-member relational operators.
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/** Non-member relational operators.
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*/
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*/
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template <class T, class U>
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template <class T, class U>
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bool operator== (const SharedPtr<T>& lhs, const SharedPtr<U>& rhs) {
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bool operator== (const SharedPtr<T> &lhs, const SharedPtr<U> &rhs)
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{
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return (lhs.get() == rhs.get());
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return (lhs.get() == rhs.get());
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}
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}
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template <class T, typename U>
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template <class T, typename U>
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bool operator== (const SharedPtr<T>& lhs, U rhs) {
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bool operator== (const SharedPtr<T> &lhs, U rhs)
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return (lhs.get() == (T*) rhs);
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{
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return (lhs.get() == (T *) rhs);
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}
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}
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template <class T, typename U>
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template <class T, typename U>
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bool operator== (U lhs, const SharedPtr<T>& rhs) {
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bool operator== (U lhs, const SharedPtr<T> &rhs)
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return ((T*) lhs == rhs.get());
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{
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return ((T *) lhs == rhs.get());
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}
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}
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/** Non-member relational operators.
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/** Non-member relational operators.
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*/
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*/
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template <class T, class U>
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template <class T, class U>
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bool operator!= (const SharedPtr<T>& lhs, const SharedPtr<U>& rhs) {
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bool operator!= (const SharedPtr<T> &lhs, const SharedPtr<U> &rhs)
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{
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return (lhs.get() != rhs.get());
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return (lhs.get() != rhs.get());
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}
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}
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template <class T, typename U>
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template <class T, typename U>
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bool operator!= (const SharedPtr<T>& lhs, U rhs) {
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bool operator!= (const SharedPtr<T> &lhs, U rhs)
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return (lhs.get() != (T*) rhs);
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{
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return (lhs.get() != (T *) rhs);
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}
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}
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template <class T, typename U>
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template <class T, typename U>
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bool operator!= (U lhs, const SharedPtr<T>& rhs) {
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bool operator!= (U lhs, const SharedPtr<T> &rhs)
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return ((T*) lhs != rhs.get());
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{
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return ((T *) lhs != rhs.get());
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}
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}
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#endif // __SHAREDPTR_H__
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#endif // __SHAREDPTR_H__
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