RTC auf true
platform/Callback.h
- Committer:
- kevman
- Date:
- 2018-11-28
- Revision:
- 0:38ceb79fef03
File content as of revision 0:38ceb79fef03:
/* mbed Microcontroller Library * Copyright (c) 2006-2015 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef MBED_CALLBACK_H #define MBED_CALLBACK_H #include <string.h> #include <stdint.h> #include <new> #include "platform/mbed_assert.h" #include "platform/mbed_toolchain.h" namespace mbed { /** \addtogroup platform */ /** @{*/ /** * \defgroup platform_Callback Callback class * @{ */ /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename F> class Callback; // Internal sfinae declarations // // These are used to eliminate overloads based on type attributes // 1. Does a function object have a call operator // 2. Does a function object fit in the available storage // // These eliminations are handled cleanly by the compiler and avoid // massive and misleading error messages when confronted with an // invalid type (or worse, runtime failures) namespace detail { struct nil {}; template <bool B, typename R = nil> struct enable_if { typedef R type; }; template <typename R> struct enable_if<false, R> {}; template <typename M, M> struct is_type { static const bool value = true; }; } #define MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, M) \ typename detail::enable_if< \ detail::is_type<M, &F::operator()>::value && \ sizeof(F) <= sizeof(uintptr_t) \ >::type = detail::nil() /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename R> class Callback<R()> { public: /** Create a Callback with a static function * @param func Static function to attach */ Callback(R(*func)() = 0) { if (!func) { memset(this, 0, sizeof(Callback)); } else { generate(func); } } /** Attach a Callback * @param func The Callback to attach */ Callback(const Callback<R()> &func) { if (func._ops) { func._ops->move(this, &func); } _ops = func._ops; } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(U *obj, R(T::*method)()) { generate(method_context<T, R(T::*)()>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const U *obj, R(T::*method)() const) { generate(method_context<const T, R(T::*)() const>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(volatile U *obj, R(T::*method)() volatile) { generate(method_context<volatile T, R(T::*)() volatile>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const volatile U *obj, R(T::*method)() const volatile) { generate(method_context<const volatile T, R(T::*)() const volatile>(obj, method)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(T *), U *arg) { generate(function_context<R(*)(T *), T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const T *), const U *arg) { generate(function_context<R(*)(const T *), const T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(volatile T *), volatile U *arg) { generate(function_context<R(*)(volatile T *), volatile T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const volatile T *), const volatile U *arg) { generate(function_context<R(*)(const volatile T *), const volatile T>(func, arg)); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)())) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)() const)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)() volatile)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)() const volatile)) { generate(f); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(U *obj, R(*func)(T *)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const U *obj, R(*func)(const T *)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(volatile U *obj, R(*func)(volatile T *)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const volatile U *obj, R(*func)(const volatile T *)) { new (this) Callback(func, obj); } /** Destroy a callback */ ~Callback() { if (_ops) { _ops->dtor(this); } } /** Attach a static function * @param func Static function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)()) { this->~Callback(); new (this) Callback(func); } /** Attach a Callback * @param func The Callback to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const Callback<R()> &func) { this->~Callback(); new (this) Callback(func); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(U *obj, R(T::*method)()) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const U *obj, R(T::*method)() const) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile U *obj, R(T::*method)() volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile U *obj, R(T::*method)() const volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(T *), U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const T *), const U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(volatile T *), volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const volatile T *), const volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)())) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)() const)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)() volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)() const volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(U *obj, R(*func)(T *)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const U *obj, R(*func)(const T *)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(volatile U *obj, R(*func)(volatile T *)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const volatile U *obj, R(*func)(const volatile T *)) { this->~Callback(); new (this) Callback(func, obj); } /** Assign a callback */ Callback &operator=(const Callback &that) { if (this != &that) { this->~Callback(); new (this) Callback(that); } return *this; } /** Call the attached function */ R call() const { MBED_ASSERT(_ops); return _ops->call(this); } /** Call the attached function */ R operator()() const { return call(); } /** Test if function has been attached */ operator bool() const { return _ops; } /** Test for equality */ friend bool operator==(const Callback &l, const Callback &r) { return memcmp(&l, &r, sizeof(Callback)) == 0; } /** Test for inequality */ friend bool operator!=(const Callback &l, const Callback &r) { return !(l == r); } /** Static thunk for passing as C-style function * @param func Callback to call passed as void pointer * @return the value as determined by func which is of * type and determined by the signature of func */ static R thunk(void *func) { return static_cast<Callback *>(func)->call(); } private: // Stored as pointer to function and pointer to optional object // Function pointer is stored as union of possible function types // to guarantee proper size and alignment struct _class; union { void (*_staticfunc)(); void (*_boundfunc)(_class *); void (_class::*_methodfunc)(); } _func; void *_obj; // Dynamically dispatched operations const struct ops { R(*call)(const void *); void (*move)(void *, const void *); void (*dtor)(void *); } *_ops; // Generate operations for function object template <typename F> void generate(const F &f) { static const ops ops = { &Callback::function_call<F>, &Callback::function_move<F>, &Callback::function_dtor<F>, }; MBED_STATIC_ASSERT(sizeof(Callback) - sizeof(_ops) >= sizeof(F), "Type F must not exceed the size of the Callback class"); memset(this, 0, sizeof(Callback)); new (this) F(f); _ops = &ops; } // Function attributes template <typename F> static R function_call(const void *p) { return (*(F *)p)(); } template <typename F> static void function_move(void *d, const void *p) { new (d) F(*(F *)p); } template <typename F> static void function_dtor(void *p) { ((F *)p)->~F(); } // Wrappers for functions with context template <typename O, typename M> struct method_context { M method; O *obj; method_context(O *obj, M method) : method(method), obj(obj) {} R operator()() const { return (obj->*method)(); } }; template <typename F, typename A> struct function_context { F func; A *arg; function_context(F func, A *arg) : func(func), arg(arg) {} R operator()() const { return func(arg); } }; }; /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename R, typename A0> class Callback<R(A0)> { public: /** Create a Callback with a static function * @param func Static function to attach */ Callback(R(*func)(A0) = 0) { if (!func) { memset(this, 0, sizeof(Callback)); } else { generate(func); } } /** Attach a Callback * @param func The Callback to attach */ Callback(const Callback<R(A0)> &func) { if (func._ops) { func._ops->move(this, &func); } _ops = func._ops; } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(U *obj, R(T::*method)(A0)) { generate(method_context<T, R(T::*)(A0)>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const U *obj, R(T::*method)(A0) const) { generate(method_context<const T, R(T::*)(A0) const>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(volatile U *obj, R(T::*method)(A0) volatile) { generate(method_context<volatile T, R(T::*)(A0) volatile>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const volatile U *obj, R(T::*method)(A0) const volatile) { generate(method_context<const volatile T, R(T::*)(A0) const volatile>(obj, method)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(T *, A0), U *arg) { generate(function_context<R(*)(T *, A0), T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const T *, A0), const U *arg) { generate(function_context<R(*)(const T *, A0), const T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(volatile T *, A0), volatile U *arg) { generate(function_context<R(*)(volatile T *, A0), volatile T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const volatile T *, A0), const volatile U *arg) { generate(function_context<R(*)(const volatile T *, A0), const volatile T>(func, arg)); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0))) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0) const)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0) volatile)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0) const volatile)) { generate(f); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(U *obj, R(*func)(T *, A0)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const U *obj, R(*func)(const T *, A0)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(volatile U *obj, R(*func)(volatile T *, A0)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const volatile U *obj, R(*func)(const volatile T *, A0)) { new (this) Callback(func, obj); } /** Destroy a callback */ ~Callback() { if (_ops) { _ops->dtor(this); } } /** Attach a static function * @param func Static function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(A0)) { this->~Callback(); new (this) Callback(func); } /** Attach a Callback * @param func The Callback to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const Callback<R(A0)> &func) { this->~Callback(); new (this) Callback(func); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(U *obj, R(T::*method)(A0)) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const U *obj, R(T::*method)(A0) const) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile U *obj, R(T::*method)(A0) volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile U *obj, R(T::*method)(A0) const volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(T *, A0), U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const T *, A0), const U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(volatile T *, A0), volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const volatile T *, A0), const volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0))) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0) const)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0) volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0) const volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(U *obj, R(*func)(T *, A0)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const U *obj, R(*func)(const T *, A0)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(volatile U *obj, R(*func)(volatile T *, A0)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const volatile U *obj, R(*func)(const volatile T *, A0)) { this->~Callback(); new (this) Callback(func, obj); } /** Assign a callback */ Callback &operator=(const Callback &that) { if (this != &that) { this->~Callback(); new (this) Callback(that); } return *this; } /** Call the attached function */ R call(A0 a0) const { MBED_ASSERT(_ops); return _ops->call(this, a0); } /** Call the attached function */ R operator()(A0 a0) const { return call(a0); } /** Test if function has been attached */ operator bool() const { return _ops; } /** Test for equality */ friend bool operator==(const Callback &l, const Callback &r) { return memcmp(&l, &r, sizeof(Callback)) == 0; } /** Test for inequality */ friend bool operator!=(const Callback &l, const Callback &r) { return !(l == r); } /** Static thunk for passing as C-style function * @param func Callback to call passed as void pointer * @param a0 An argument to be called with function func * @return the value as determined by func which is of * type and determined by the signature of func */ static R thunk(void *func, A0 a0) { return static_cast<Callback *>(func)->call(a0); } private: // Stored as pointer to function and pointer to optional object // Function pointer is stored as union of possible function types // to guarantee proper size and alignment struct _class; union { void (*_staticfunc)(A0); void (*_boundfunc)(_class *, A0); void (_class::*_methodfunc)(A0); } _func; void *_obj; // Dynamically dispatched operations const struct ops { R(*call)(const void *, A0); void (*move)(void *, const void *); void (*dtor)(void *); } *_ops; // Generate operations for function object template <typename F> void generate(const F &f) { static const ops ops = { &Callback::function_call<F>, &Callback::function_move<F>, &Callback::function_dtor<F>, }; MBED_STATIC_ASSERT(sizeof(Callback) - sizeof(_ops) >= sizeof(F), "Type F must not exceed the size of the Callback class"); memset(this, 0, sizeof(Callback)); new (this) F(f); _ops = &ops; } // Function attributes template <typename F> static R function_call(const void *p, A0 a0) { return (*(F *)p)(a0); } template <typename F> static void function_move(void *d, const void *p) { new (d) F(*(F *)p); } template <typename F> static void function_dtor(void *p) { ((F *)p)->~F(); } // Wrappers for functions with context template <typename O, typename M> struct method_context { M method; O *obj; method_context(O *obj, M method) : method(method), obj(obj) {} R operator()(A0 a0) const { return (obj->*method)(a0); } }; template <typename F, typename A> struct function_context { F func; A *arg; function_context(F func, A *arg) : func(func), arg(arg) {} R operator()(A0 a0) const { return func(arg, a0); } }; }; /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename R, typename A0, typename A1> class Callback<R(A0, A1)> { public: /** Create a Callback with a static function * @param func Static function to attach */ Callback(R(*func)(A0, A1) = 0) { if (!func) { memset(this, 0, sizeof(Callback)); } else { generate(func); } } /** Attach a Callback * @param func The Callback to attach */ Callback(const Callback<R(A0, A1)> &func) { if (func._ops) { func._ops->move(this, &func); } _ops = func._ops; } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(U *obj, R(T::*method)(A0, A1)) { generate(method_context<T, R(T::*)(A0, A1)>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const U *obj, R(T::*method)(A0, A1) const) { generate(method_context<const T, R(T::*)(A0, A1) const>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(volatile U *obj, R(T::*method)(A0, A1) volatile) { generate(method_context<volatile T, R(T::*)(A0, A1) volatile>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const volatile U *obj, R(T::*method)(A0, A1) const volatile) { generate(method_context<const volatile T, R(T::*)(A0, A1) const volatile>(obj, method)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(T *, A0, A1), U *arg) { generate(function_context<R(*)(T *, A0, A1), T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const T *, A0, A1), const U *arg) { generate(function_context<R(*)(const T *, A0, A1), const T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(volatile T *, A0, A1), volatile U *arg) { generate(function_context<R(*)(volatile T *, A0, A1), volatile T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const volatile T *, A0, A1), const volatile U *arg) { generate(function_context<R(*)(const volatile T *, A0, A1), const volatile T>(func, arg)); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1))) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1) const)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1) volatile)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1) const volatile)) { generate(f); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(U *obj, R(*func)(T *, A0, A1)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const U *obj, R(*func)(const T *, A0, A1)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(volatile U *obj, R(*func)(volatile T *, A0, A1)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1)) { new (this) Callback(func, obj); } /** Destroy a callback */ ~Callback() { if (_ops) { _ops->dtor(this); } } /** Attach a static function * @param func Static function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(A0, A1)) { this->~Callback(); new (this) Callback(func); } /** Attach a Callback * @param func The Callback to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const Callback<R(A0, A1)> &func) { this->~Callback(); new (this) Callback(func); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(U *obj, R(T::*method)(A0, A1)) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const U *obj, R(T::*method)(A0, A1) const) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile U *obj, R(T::*method)(A0, A1) volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile U *obj, R(T::*method)(A0, A1) const volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(T *, A0, A1), U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const T *, A0, A1), const U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(volatile T *, A0, A1), volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const volatile T *, A0, A1), const volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1))) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1) const)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1) volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1) const volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(U *obj, R(*func)(T *, A0, A1)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const U *obj, R(*func)(const T *, A0, A1)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(volatile U *obj, R(*func)(volatile T *, A0, A1)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const volatile U *obj, R(*func)(const volatile T *, A0, A1)) { this->~Callback(); new (this) Callback(func, obj); } /** Assign a callback */ Callback &operator=(const Callback &that) { if (this != &that) { this->~Callback(); new (this) Callback(that); } return *this; } /** Call the attached function */ R call(A0 a0, A1 a1) const { MBED_ASSERT(_ops); return _ops->call(this, a0, a1); } /** Call the attached function */ R operator()(A0 a0, A1 a1) const { return call(a0, a1); } /** Test if function has been attached */ operator bool() const { return _ops; } /** Test for equality */ friend bool operator==(const Callback &l, const Callback &r) { return memcmp(&l, &r, sizeof(Callback)) == 0; } /** Test for inequality */ friend bool operator!=(const Callback &l, const Callback &r) { return !(l == r); } /** Static thunk for passing as C-style function * @param func Callback to call passed as void pointer * @param a0 An argument to be called with function func * @param a1 An argument to be called with function func * @return the value as determined by func which is of * type and determined by the signature of func */ static R thunk(void *func, A0 a0, A1 a1) { return static_cast<Callback *>(func)->call(a0, a1); } private: // Stored as pointer to function and pointer to optional object // Function pointer is stored as union of possible function types // to guarantee proper size and alignment struct _class; union { void (*_staticfunc)(A0, A1); void (*_boundfunc)(_class *, A0, A1); void (_class::*_methodfunc)(A0, A1); } _func; void *_obj; // Dynamically dispatched operations const struct ops { R(*call)(const void *, A0, A1); void (*move)(void *, const void *); void (*dtor)(void *); } *_ops; // Generate operations for function object template <typename F> void generate(const F &f) { static const ops ops = { &Callback::function_call<F>, &Callback::function_move<F>, &Callback::function_dtor<F>, }; MBED_STATIC_ASSERT(sizeof(Callback) - sizeof(_ops) >= sizeof(F), "Type F must not exceed the size of the Callback class"); memset(this, 0, sizeof(Callback)); new (this) F(f); _ops = &ops; } // Function attributes template <typename F> static R function_call(const void *p, A0 a0, A1 a1) { return (*(F *)p)(a0, a1); } template <typename F> static void function_move(void *d, const void *p) { new (d) F(*(F *)p); } template <typename F> static void function_dtor(void *p) { ((F *)p)->~F(); } // Wrappers for functions with context template <typename O, typename M> struct method_context { M method; O *obj; method_context(O *obj, M method) : method(method), obj(obj) {} R operator()(A0 a0, A1 a1) const { return (obj->*method)(a0, a1); } }; template <typename F, typename A> struct function_context { F func; A *arg; function_context(F func, A *arg) : func(func), arg(arg) {} R operator()(A0 a0, A1 a1) const { return func(arg, a0, a1); } }; }; /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename R, typename A0, typename A1, typename A2> class Callback<R(A0, A1, A2)> { public: /** Create a Callback with a static function * @param func Static function to attach */ Callback(R(*func)(A0, A1, A2) = 0) { if (!func) { memset(this, 0, sizeof(Callback)); } else { generate(func); } } /** Attach a Callback * @param func The Callback to attach */ Callback(const Callback<R(A0, A1, A2)> &func) { if (func._ops) { func._ops->move(this, &func); } _ops = func._ops; } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(U *obj, R(T::*method)(A0, A1, A2)) { generate(method_context<T, R(T::*)(A0, A1, A2)>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const U *obj, R(T::*method)(A0, A1, A2) const) { generate(method_context<const T, R(T::*)(A0, A1, A2) const>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(volatile U *obj, R(T::*method)(A0, A1, A2) volatile) { generate(method_context<volatile T, R(T::*)(A0, A1, A2) volatile>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const volatile U *obj, R(T::*method)(A0, A1, A2) const volatile) { generate(method_context<const volatile T, R(T::*)(A0, A1, A2) const volatile>(obj, method)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(T *, A0, A1, A2), U *arg) { generate(function_context<R(*)(T *, A0, A1, A2), T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const T *, A0, A1, A2), const U *arg) { generate(function_context<R(*)(const T *, A0, A1, A2), const T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(volatile T *, A0, A1, A2), volatile U *arg) { generate(function_context<R(*)(volatile T *, A0, A1, A2), volatile T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const volatile T *, A0, A1, A2), const volatile U *arg) { generate(function_context<R(*)(const volatile T *, A0, A1, A2), const volatile T>(func, arg)); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2))) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2) const)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2) volatile)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2) const volatile)) { generate(f); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(U *obj, R(*func)(T *, A0, A1, A2)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const U *obj, R(*func)(const T *, A0, A1, A2)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(volatile U *obj, R(*func)(volatile T *, A0, A1, A2)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2)) { new (this) Callback(func, obj); } /** Destroy a callback */ ~Callback() { if (_ops) { _ops->dtor(this); } } /** Attach a static function * @param func Static function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(A0, A1, A2)) { this->~Callback(); new (this) Callback(func); } /** Attach a Callback * @param func The Callback to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const Callback<R(A0, A1, A2)> &func) { this->~Callback(); new (this) Callback(func); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(U *obj, R(T::*method)(A0, A1, A2)) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const U *obj, R(T::*method)(A0, A1, A2) const) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile U *obj, R(T::*method)(A0, A1, A2) volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile U *obj, R(T::*method)(A0, A1, A2) const volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(T *, A0, A1, A2), U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const T *, A0, A1, A2), const U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(volatile T *, A0, A1, A2), volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const volatile T *, A0, A1, A2), const volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2))) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2) const)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2) volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2) const volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(U *obj, R(*func)(T *, A0, A1, A2)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const U *obj, R(*func)(const T *, A0, A1, A2)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(volatile U *obj, R(*func)(volatile T *, A0, A1, A2)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2)) { this->~Callback(); new (this) Callback(func, obj); } /** Assign a callback */ Callback &operator=(const Callback &that) { if (this != &that) { this->~Callback(); new (this) Callback(that); } return *this; } /** Call the attached function */ R call(A0 a0, A1 a1, A2 a2) const { MBED_ASSERT(_ops); return _ops->call(this, a0, a1, a2); } /** Call the attached function */ R operator()(A0 a0, A1 a1, A2 a2) const { return call(a0, a1, a2); } /** Test if function has been attached */ operator bool() const { return _ops; } /** Test for equality */ friend bool operator==(const Callback &l, const Callback &r) { return memcmp(&l, &r, sizeof(Callback)) == 0; } /** Test for inequality */ friend bool operator!=(const Callback &l, const Callback &r) { return !(l == r); } /** Static thunk for passing as C-style function * @param func Callback to call passed as void pointer * @param a0 An argument to be called with function func * @param a1 An argument to be called with function func * @param a2 An argument to be called with function func * @return the value as determined by func which is of * type and determined by the signature of func */ static R thunk(void *func, A0 a0, A1 a1, A2 a2) { return static_cast<Callback *>(func)->call(a0, a1, a2); } private: // Stored as pointer to function and pointer to optional object // Function pointer is stored as union of possible function types // to guarantee proper size and alignment struct _class; union { void (*_staticfunc)(A0, A1, A2); void (*_boundfunc)(_class *, A0, A1, A2); void (_class::*_methodfunc)(A0, A1, A2); } _func; void *_obj; // Dynamically dispatched operations const struct ops { R(*call)(const void *, A0, A1, A2); void (*move)(void *, const void *); void (*dtor)(void *); } *_ops; // Generate operations for function object template <typename F> void generate(const F &f) { static const ops ops = { &Callback::function_call<F>, &Callback::function_move<F>, &Callback::function_dtor<F>, }; MBED_STATIC_ASSERT(sizeof(Callback) - sizeof(_ops) >= sizeof(F), "Type F must not exceed the size of the Callback class"); memset(this, 0, sizeof(Callback)); new (this) F(f); _ops = &ops; } // Function attributes template <typename F> static R function_call(const void *p, A0 a0, A1 a1, A2 a2) { return (*(F *)p)(a0, a1, a2); } template <typename F> static void function_move(void *d, const void *p) { new (d) F(*(F *)p); } template <typename F> static void function_dtor(void *p) { ((F *)p)->~F(); } // Wrappers for functions with context template <typename O, typename M> struct method_context { M method; O *obj; method_context(O *obj, M method) : method(method), obj(obj) {} R operator()(A0 a0, A1 a1, A2 a2) const { return (obj->*method)(a0, a1, a2); } }; template <typename F, typename A> struct function_context { F func; A *arg; function_context(F func, A *arg) : func(func), arg(arg) {} R operator()(A0 a0, A1 a1, A2 a2) const { return func(arg, a0, a1, a2); } }; }; /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename R, typename A0, typename A1, typename A2, typename A3> class Callback<R(A0, A1, A2, A3)> { public: /** Create a Callback with a static function * @param func Static function to attach */ Callback(R(*func)(A0, A1, A2, A3) = 0) { if (!func) { memset(this, 0, sizeof(Callback)); } else { generate(func); } } /** Attach a Callback * @param func The Callback to attach */ Callback(const Callback<R(A0, A1, A2, A3)> &func) { if (func._ops) { func._ops->move(this, &func); } _ops = func._ops; } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(U *obj, R(T::*method)(A0, A1, A2, A3)) { generate(method_context<T, R(T::*)(A0, A1, A2, A3)>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const U *obj, R(T::*method)(A0, A1, A2, A3) const) { generate(method_context<const T, R(T::*)(A0, A1, A2, A3) const>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(volatile U *obj, R(T::*method)(A0, A1, A2, A3) volatile) { generate(method_context<volatile T, R(T::*)(A0, A1, A2, A3) volatile>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const volatile U *obj, R(T::*method)(A0, A1, A2, A3) const volatile) { generate(method_context<const volatile T, R(T::*)(A0, A1, A2, A3) const volatile>(obj, method)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(T *, A0, A1, A2, A3), U *arg) { generate(function_context<R(*)(T *, A0, A1, A2, A3), T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const T *, A0, A1, A2, A3), const U *arg) { generate(function_context<R(*)(const T *, A0, A1, A2, A3), const T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(volatile T *, A0, A1, A2, A3), volatile U *arg) { generate(function_context<R(*)(volatile T *, A0, A1, A2, A3), volatile T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const volatile T *, A0, A1, A2, A3), const volatile U *arg) { generate(function_context<R(*)(const volatile T *, A0, A1, A2, A3), const volatile T>(func, arg)); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3))) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3) const)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3) volatile)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3) const volatile)) { generate(f); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(U *obj, R(*func)(T *, A0, A1, A2, A3)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const U *obj, R(*func)(const T *, A0, A1, A2, A3)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(volatile U *obj, R(*func)(volatile T *, A0, A1, A2, A3)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2, A3)) { new (this) Callback(func, obj); } /** Destroy a callback */ ~Callback() { if (_ops) { _ops->dtor(this); } } /** Attach a static function * @param func Static function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(A0, A1, A2, A3)) { this->~Callback(); new (this) Callback(func); } /** Attach a Callback * @param func The Callback to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const Callback<R(A0, A1, A2, A3)> &func) { this->~Callback(); new (this) Callback(func); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(U *obj, R(T::*method)(A0, A1, A2, A3)) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const U *obj, R(T::*method)(A0, A1, A2, A3) const) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile U *obj, R(T::*method)(A0, A1, A2, A3) volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile U *obj, R(T::*method)(A0, A1, A2, A3) const volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(T *, A0, A1, A2, A3), U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const T *, A0, A1, A2, A3), const U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(volatile T *, A0, A1, A2, A3), volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const volatile T *, A0, A1, A2, A3), const volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3))) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3) const)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3) volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3) const volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(U *obj, R(*func)(T *, A0, A1, A2, A3)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const U *obj, R(*func)(const T *, A0, A1, A2, A3)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(volatile U *obj, R(*func)(volatile T *, A0, A1, A2, A3)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2, A3)) { this->~Callback(); new (this) Callback(func, obj); } /** Assign a callback */ Callback &operator=(const Callback &that) { if (this != &that) { this->~Callback(); new (this) Callback(that); } return *this; } /** Call the attached function */ R call(A0 a0, A1 a1, A2 a2, A3 a3) const { MBED_ASSERT(_ops); return _ops->call(this, a0, a1, a2, a3); } /** Call the attached function */ R operator()(A0 a0, A1 a1, A2 a2, A3 a3) const { return call(a0, a1, a2, a3); } /** Test if function has been attached */ operator bool() const { return _ops; } /** Test for equality */ friend bool operator==(const Callback &l, const Callback &r) { return memcmp(&l, &r, sizeof(Callback)) == 0; } /** Test for inequality */ friend bool operator!=(const Callback &l, const Callback &r) { return !(l == r); } /** Static thunk for passing as C-style function * @param func Callback to call passed as void pointer * @param a0 An argument to be called with function func * @param a1 An argument to be called with function func * @param a2 An argument to be called with function func * @param a3 An argument to be called with function func * @return the value as determined by func which is of * type and determined by the signature of func */ static R thunk(void *func, A0 a0, A1 a1, A2 a2, A3 a3) { return static_cast<Callback *>(func)->call(a0, a1, a2, a3); } private: // Stored as pointer to function and pointer to optional object // Function pointer is stored as union of possible function types // to guarantee proper size and alignment struct _class; union { void (*_staticfunc)(A0, A1, A2, A3); void (*_boundfunc)(_class *, A0, A1, A2, A3); void (_class::*_methodfunc)(A0, A1, A2, A3); } _func; void *_obj; // Dynamically dispatched operations const struct ops { R(*call)(const void *, A0, A1, A2, A3); void (*move)(void *, const void *); void (*dtor)(void *); } *_ops; // Generate operations for function object template <typename F> void generate(const F &f) { static const ops ops = { &Callback::function_call<F>, &Callback::function_move<F>, &Callback::function_dtor<F>, }; MBED_STATIC_ASSERT(sizeof(Callback) - sizeof(_ops) >= sizeof(F), "Type F must not exceed the size of the Callback class"); memset(this, 0, sizeof(Callback)); new (this) F(f); _ops = &ops; } // Function attributes template <typename F> static R function_call(const void *p, A0 a0, A1 a1, A2 a2, A3 a3) { return (*(F *)p)(a0, a1, a2, a3); } template <typename F> static void function_move(void *d, const void *p) { new (d) F(*(F *)p); } template <typename F> static void function_dtor(void *p) { ((F *)p)->~F(); } // Wrappers for functions with context template <typename O, typename M> struct method_context { M method; O *obj; method_context(O *obj, M method) : method(method), obj(obj) {} R operator()(A0 a0, A1 a1, A2 a2, A3 a3) const { return (obj->*method)(a0, a1, a2, a3); } }; template <typename F, typename A> struct function_context { F func; A *arg; function_context(F func, A *arg) : func(func), arg(arg) {} R operator()(A0 a0, A1 a1, A2 a2, A3 a3) const { return func(arg, a0, a1, a2, a3); } }; }; /** Callback class based on template specialization * * @note Synchronization level: Not protected */ template <typename R, typename A0, typename A1, typename A2, typename A3, typename A4> class Callback<R(A0, A1, A2, A3, A4)> { public: /** Create a Callback with a static function * @param func Static function to attach */ Callback(R(*func)(A0, A1, A2, A3, A4) = 0) { if (!func) { memset(this, 0, sizeof(Callback)); } else { generate(func); } } /** Attach a Callback * @param func The Callback to attach */ Callback(const Callback<R(A0, A1, A2, A3, A4)> &func) { if (func._ops) { func._ops->move(this, &func); } _ops = func._ops; } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(U *obj, R(T::*method)(A0, A1, A2, A3, A4)) { generate(method_context<T, R(T::*)(A0, A1, A2, A3, A4)>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const U *obj, R(T::*method)(A0, A1, A2, A3, A4) const) { generate(method_context<const T, R(T::*)(A0, A1, A2, A3, A4) const>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(volatile U *obj, R(T::*method)(A0, A1, A2, A3, A4) volatile) { generate(method_context<volatile T, R(T::*)(A0, A1, A2, A3, A4) volatile>(obj, method)); } /** Create a Callback with a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach */ template<typename T, typename U> Callback(const volatile U *obj, R(T::*method)(A0, A1, A2, A3, A4) const volatile) { generate(method_context<const volatile T, R(T::*)(A0, A1, A2, A3, A4) const volatile>(obj, method)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(T *, A0, A1, A2, A3, A4), U *arg) { generate(function_context<R(*)(T *, A0, A1, A2, A3, A4), T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const T *, A0, A1, A2, A3, A4), const U *arg) { generate(function_context<R(*)(const T *, A0, A1, A2, A3, A4), const T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(volatile T *, A0, A1, A2, A3, A4), volatile U *arg) { generate(function_context<R(*)(volatile T *, A0, A1, A2, A3, A4), volatile T>(func, arg)); } /** Create a Callback with a static function and bound pointer * @param func Static function to attach * @param arg Pointer argument to function */ template<typename T, typename U> Callback(R(*func)(const volatile T *, A0, A1, A2, A3, A4), const volatile U *arg) { generate(function_context<R(*)(const volatile T *, A0, A1, A2, A3, A4), const volatile T>(func, arg)); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4))) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4) const)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4) volatile)) { generate(f); } /** Create a Callback with a function object * @param f Function object to attach * @note The function object is limited to a single word of storage */ template <typename F> Callback(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4) const volatile)) { generate(f); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(U *obj, R(*func)(T *, A0, A1, A2, A3, A4)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const U *obj, R(*func)(const T *, A0, A1, A2, A3, A4)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(volatile U *obj, R(*func)(volatile T *, A0, A1, A2, A3, A4)) { new (this) Callback(func, obj); } /** Create a Callback with a static function and bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to Callback(func, arg) */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to Callback(func, arg)") Callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2, A3, A4)) { new (this) Callback(func, obj); } /** Destroy a callback */ ~Callback() { if (_ops) { _ops->dtor(this); } } /** Attach a static function * @param func Static function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(A0, A1, A2, A3, A4)) { this->~Callback(); new (this) Callback(func); } /** Attach a Callback * @param func The Callback to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const Callback<R(A0, A1, A2, A3, A4)> &func) { this->~Callback(); new (this) Callback(func); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(U *obj, R(T::*method)(A0, A1, A2, A3, A4)) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const U *obj, R(T::*method)(A0, A1, A2, A3, A4) const) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile U *obj, R(T::*method)(A0, A1, A2, A3, A4) volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a member function * @param obj Pointer to object to invoke member function on * @param method Member function to attach * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template<typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile U *obj, R(T::*method)(A0, A1, A2, A3, A4) const volatile) { this->~Callback(); new (this) Callback(obj, method); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(T *, A0, A1, A2, A3, A4), U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const T *, A0, A1, A2, A3, A4), const U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(volatile T *, A0, A1, A2, A3, A4), volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a static function with a bound pointer * @param func Static function to attach * @param arg Pointer argument to function * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(R(*func)(const volatile T *, A0, A1, A2, A3, A4), const volatile U *arg) { this->~Callback(); new (this) Callback(func, arg); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4))) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4) const)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4) volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a function object * @param f Function object to attach * @note The function object is limited to a single word of storage * @deprecated * Replaced by simple assignment 'Callback cb = func' */ template <typename F> MBED_DEPRECATED_SINCE("mbed-os-5.4", "Replaced by simple assignment 'Callback cb = func") void attach(const volatile F f, MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, R(F::*)(A0, A1, A2, A3, A4) const volatile)) { this->~Callback(); new (this) Callback(f); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(U *obj, R(*func)(T *, A0, A1, A2, A3, A4)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const U *obj, R(*func)(const T *, A0, A1, A2, A3, A4)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(volatile U *obj, R(*func)(volatile T *, A0, A1, A2, A3, A4)) { this->~Callback(); new (this) Callback(func, obj); } /** Attach a static function with a bound pointer * @param obj Pointer to object to bind to function * @param func Static function to attach * @deprecated * Arguments to callback have been reordered to attach(func, arg) */ template <typename T, typename U> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to attach(func, arg)") void attach(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2, A3, A4)) { this->~Callback(); new (this) Callback(func, obj); } /** Assign a callback */ Callback &operator=(const Callback &that) { if (this != &that) { this->~Callback(); new (this) Callback(that); } return *this; } /** Call the attached function */ R call(A0 a0, A1 a1, A2 a2, A3 a3, A4 a4) const { MBED_ASSERT(_ops); return _ops->call(this, a0, a1, a2, a3, a4); } /** Call the attached function */ R operator()(A0 a0, A1 a1, A2 a2, A3 a3, A4 a4) const { return call(a0, a1, a2, a3, a4); } /** Test if function has been attached */ operator bool() const { return _ops; } /** Test for equality */ friend bool operator==(const Callback &l, const Callback &r) { return memcmp(&l, &r, sizeof(Callback)) == 0; } /** Test for inequality */ friend bool operator!=(const Callback &l, const Callback &r) { return !(l == r); } /** Static thunk for passing as C-style function * @param func Callback to call passed as void pointer * @param a0 An argument to be called with function func * @param a1 An argument to be called with function func * @param a2 An argument to be called with function func * @param a3 An argument to be called with function func * @param a4 An argument to be called with function func * @return the value as determined by func which is of * type and determined by the signature of func */ static R thunk(void *func, A0 a0, A1 a1, A2 a2, A3 a3, A4 a4) { return static_cast<Callback *>(func)->call(a0, a1, a2, a3, a4); } private: // Stored as pointer to function and pointer to optional object // Function pointer is stored as union of possible function types // to guarantee proper size and alignment struct _class; union { void (*_staticfunc)(A0, A1, A2, A3, A4); void (*_boundfunc)(_class *, A0, A1, A2, A3, A4); void (_class::*_methodfunc)(A0, A1, A2, A3, A4); } _func; void *_obj; // Dynamically dispatched operations const struct ops { R(*call)(const void *, A0, A1, A2, A3, A4); void (*move)(void *, const void *); void (*dtor)(void *); } *_ops; // Generate operations for function object template <typename F> void generate(const F &f) { static const ops ops = { &Callback::function_call<F>, &Callback::function_move<F>, &Callback::function_dtor<F>, }; MBED_STATIC_ASSERT(sizeof(Callback) - sizeof(_ops) >= sizeof(F), "Type F must not exceed the size of the Callback class"); memset(this, 0, sizeof(Callback)); new (this) F(f); _ops = &ops; } // Function attributes template <typename F> static R function_call(const void *p, A0 a0, A1 a1, A2 a2, A3 a3, A4 a4) { return (*(F *)p)(a0, a1, a2, a3, a4); } template <typename F> static void function_move(void *d, const void *p) { new (d) F(*(F *)p); } template <typename F> static void function_dtor(void *p) { ((F *)p)->~F(); } // Wrappers for functions with context template <typename O, typename M> struct method_context { M method; O *obj; method_context(O *obj, M method) : method(method), obj(obj) {} R operator()(A0 a0, A1 a1, A2 a2, A3 a3, A4 a4) const { return (obj->*method)(a0, a1, a2, a3, a4); } }; template <typename F, typename A> struct function_context { F func; A *arg; function_context(F func, A *arg) : func(func), arg(arg) {} R operator()(A0 a0, A1 a1, A2 a2, A3 a3, A4 a4) const { return func(arg, a0, a1, a2, a3, a4); } }; }; // Internally used event type typedef Callback<void(int)> event_callback_t; /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R> Callback<R()> callback(R(*func)() = 0) { return Callback<R()>(func); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R> Callback<R()> callback(const Callback<R()> &func) { return Callback<R()>(func); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R> Callback<R()> callback(U *obj, R(T::*method)()) { return Callback<R()>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R> Callback<R()> callback(const U *obj, R(T::*method)() const) { return Callback<R()>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R> Callback<R()> callback(volatile U *obj, R(T::*method)() volatile) { return Callback<R()>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R> Callback<R()> callback(const volatile U *obj, R(T::*method)() const volatile) { return Callback<R()>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R> Callback<R()> callback(R(*func)(T *), U *arg) { return Callback<R()>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R> Callback<R()> callback(R(*func)(const T *), const U *arg) { return Callback<R()>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R> Callback<R()> callback(R(*func)(volatile T *), volatile U *arg) { return Callback<R()>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R> Callback<R()> callback(R(*func)(const volatile T *), const volatile U *arg) { return Callback<R()>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R()> callback(U *obj, R(*func)(T *)) { return Callback<R()>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R()> callback(const U *obj, R(*func)(const T *)) { return Callback<R()>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R()> callback(volatile U *obj, R(*func)(volatile T *)) { return Callback<R()>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R()> callback(const volatile U *obj, R(*func)(const volatile T *)) { return Callback<R()>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0> Callback<R(A0)> callback(R(*func)(A0) = 0) { return Callback<R(A0)>(func); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0> Callback<R(A0)> callback(const Callback<R(A0)> &func) { return Callback<R(A0)>(func); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(U *obj, R(T::*method)(A0)) { return Callback<R(A0)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(const U *obj, R(T::*method)(A0) const) { return Callback<R(A0)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(volatile U *obj, R(T::*method)(A0) volatile) { return Callback<R(A0)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(const volatile U *obj, R(T::*method)(A0) const volatile) { return Callback<R(A0)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(R(*func)(T *, A0), U *arg) { return Callback<R(A0)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(R(*func)(const T *, A0), const U *arg) { return Callback<R(A0)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(R(*func)(volatile T *, A0), volatile U *arg) { return Callback<R(A0)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0> Callback<R(A0)> callback(R(*func)(const volatile T *, A0), const volatile U *arg) { return Callback<R(A0)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0)> callback(U *obj, R(*func)(T *, A0)) { return Callback<R(A0)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0)> callback(const U *obj, R(*func)(const T *, A0)) { return Callback<R(A0)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0)> callback(volatile U *obj, R(*func)(volatile T *, A0)) { return Callback<R(A0)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0)> callback(const volatile U *obj, R(*func)(const volatile T *, A0)) { return Callback<R(A0)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(R(*func)(A0, A1) = 0) { return Callback<R(A0, A1)>(func); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(const Callback<R(A0, A1)> &func) { return Callback<R(A0, A1)>(func); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(U *obj, R(T::*method)(A0, A1)) { return Callback<R(A0, A1)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(const U *obj, R(T::*method)(A0, A1) const) { return Callback<R(A0, A1)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(volatile U *obj, R(T::*method)(A0, A1) volatile) { return Callback<R(A0, A1)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(const volatile U *obj, R(T::*method)(A0, A1) const volatile) { return Callback<R(A0, A1)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(R(*func)(T *, A0, A1), U *arg) { return Callback<R(A0, A1)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(R(*func)(const T *, A0, A1), const U *arg) { return Callback<R(A0, A1)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(R(*func)(volatile T *, A0, A1), volatile U *arg) { return Callback<R(A0, A1)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1> Callback<R(A0, A1)> callback(R(*func)(const volatile T *, A0, A1), const volatile U *arg) { return Callback<R(A0, A1)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1)> callback(U *obj, R(*func)(T *, A0, A1)) { return Callback<R(A0, A1)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1)> callback(const U *obj, R(*func)(const T *, A0, A1)) { return Callback<R(A0, A1)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1)> callback(volatile U *obj, R(*func)(volatile T *, A0, A1)) { return Callback<R(A0, A1)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1)> callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1)) { return Callback<R(A0, A1)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(R(*func)(A0, A1, A2) = 0) { return Callback<R(A0, A1, A2)>(func); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(const Callback<R(A0, A1, A2)> &func) { return Callback<R(A0, A1, A2)>(func); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(U *obj, R(T::*method)(A0, A1, A2)) { return Callback<R(A0, A1, A2)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(const U *obj, R(T::*method)(A0, A1, A2) const) { return Callback<R(A0, A1, A2)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(volatile U *obj, R(T::*method)(A0, A1, A2) volatile) { return Callback<R(A0, A1, A2)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(const volatile U *obj, R(T::*method)(A0, A1, A2) const volatile) { return Callback<R(A0, A1, A2)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(R(*func)(T *, A0, A1, A2), U *arg) { return Callback<R(A0, A1, A2)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(R(*func)(const T *, A0, A1, A2), const U *arg) { return Callback<R(A0, A1, A2)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(R(*func)(volatile T *, A0, A1, A2), volatile U *arg) { return Callback<R(A0, A1, A2)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> Callback<R(A0, A1, A2)> callback(R(*func)(const volatile T *, A0, A1, A2), const volatile U *arg) { return Callback<R(A0, A1, A2)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2)> callback(U *obj, R(*func)(T *, A0, A1, A2)) { return Callback<R(A0, A1, A2)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2)> callback(const U *obj, R(*func)(const T *, A0, A1, A2)) { return Callback<R(A0, A1, A2)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2)> callback(volatile U *obj, R(*func)(volatile T *, A0, A1, A2)) { return Callback<R(A0, A1, A2)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2)> callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2)) { return Callback<R(A0, A1, A2)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(R(*func)(A0, A1, A2, A3) = 0) { return Callback<R(A0, A1, A2, A3)>(func); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(const Callback<R(A0, A1, A2, A3)> &func) { return Callback<R(A0, A1, A2, A3)>(func); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(U *obj, R(T::*method)(A0, A1, A2, A3)) { return Callback<R(A0, A1, A2, A3)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(const U *obj, R(T::*method)(A0, A1, A2, A3) const) { return Callback<R(A0, A1, A2, A3)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(volatile U *obj, R(T::*method)(A0, A1, A2, A3) volatile) { return Callback<R(A0, A1, A2, A3)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(const volatile U *obj, R(T::*method)(A0, A1, A2, A3) const volatile) { return Callback<R(A0, A1, A2, A3)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(R(*func)(T *, A0, A1, A2, A3), U *arg) { return Callback<R(A0, A1, A2, A3)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(R(*func)(const T *, A0, A1, A2, A3), const U *arg) { return Callback<R(A0, A1, A2, A3)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(R(*func)(volatile T *, A0, A1, A2, A3), volatile U *arg) { return Callback<R(A0, A1, A2, A3)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> Callback<R(A0, A1, A2, A3)> callback(R(*func)(const volatile T *, A0, A1, A2, A3), const volatile U *arg) { return Callback<R(A0, A1, A2, A3)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3)> callback(U *obj, R(*func)(T *, A0, A1, A2, A3)) { return Callback<R(A0, A1, A2, A3)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3)> callback(const U *obj, R(*func)(const T *, A0, A1, A2, A3)) { return Callback<R(A0, A1, A2, A3)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3)> callback(volatile U *obj, R(*func)(volatile T *, A0, A1, A2, A3)) { return Callback<R(A0, A1, A2, A3)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3)> callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2, A3)) { return Callback<R(A0, A1, A2, A3)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(R(*func)(A0, A1, A2, A3, A4) = 0) { return Callback<R(A0, A1, A2, A3, A4)>(func); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @return Callback with inferred type */ template <typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(const Callback<R(A0, A1, A2, A3, A4)> &func) { return Callback<R(A0, A1, A2, A3, A4)>(func); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(U *obj, R(T::*method)(A0, A1, A2, A3, A4)) { return Callback<R(A0, A1, A2, A3, A4)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(const U *obj, R(T::*method)(A0, A1, A2, A3, A4) const) { return Callback<R(A0, A1, A2, A3, A4)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(volatile U *obj, R(T::*method)(A0, A1, A2, A3, A4) volatile) { return Callback<R(A0, A1, A2, A3, A4)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param method Member function to attach * @return Callback with inferred type */ template<typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(const volatile U *obj, R(T::*method)(A0, A1, A2, A3, A4) const volatile) { return Callback<R(A0, A1, A2, A3, A4)>(obj, method); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(R(*func)(T *, A0, A1, A2, A3, A4), U *arg) { return Callback<R(A0, A1, A2, A3, A4)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(R(*func)(const T *, A0, A1, A2, A3, A4), const U *arg) { return Callback<R(A0, A1, A2, A3, A4)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(R(*func)(volatile T *, A0, A1, A2, A3, A4), volatile U *arg) { return Callback<R(A0, A1, A2, A3, A4)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param func Static function to attach * @param arg Pointer argument to function * @return Callback with inferred type */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> Callback<R(A0, A1, A2, A3, A4)> callback(R(*func)(const volatile T *, A0, A1, A2, A3, A4), const volatile U *arg) { return Callback<R(A0, A1, A2, A3, A4)>(func, arg); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3, A4)> callback(U *obj, R(*func)(T *, A0, A1, A2, A3, A4)) { return Callback<R(A0, A1, A2, A3, A4)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3, A4)> callback(const U *obj, R(*func)(const T *, A0, A1, A2, A3, A4)) { return Callback<R(A0, A1, A2, A3, A4)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3, A4)> callback(volatile U *obj, R(*func)(volatile T *, A0, A1, A2, A3, A4)) { return Callback<R(A0, A1, A2, A3, A4)>(func, obj); } /** Create a callback class with type inferred from the arguments * * @param obj Optional pointer to object to bind to function * @param func Static function to attach * @return Callback with inferred type * @deprecated * Arguments to callback have been reordered to callback(func, arg) */ template <typename T, typename U, typename R, typename A0, typename A1, typename A2, typename A3, typename A4> MBED_DEPRECATED_SINCE("mbed-os-5.1", "Arguments to callback have been reordered to callback(func, arg)") Callback<R(A0, A1, A2, A3, A4)> callback(const volatile U *obj, R(*func)(const volatile T *, A0, A1, A2, A3, A4)) { return Callback<R(A0, A1, A2, A3, A4)>(func, obj); } /**@}*/ /**@}*/ } // namespace mbed #endif