Host library for controlling a WiConnect enabled Wi-Fi module.
Dependents: wiconnect-ota_example wiconnect-web_setup_example wiconnect-test-console wiconnect-tcp_server_example ... more
Diff: api/types/Callback.h
- Revision:
- 29:b6af04b77a56
diff -r 3c52f578708a -r b6af04b77a56 api/types/Callback.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/api/types/Callback.h Mon Oct 27 13:42:26 2014 -0700 @@ -0,0 +1,99 @@ +/** + * ACKme WiConnect Host Library is licensed under the BSD licence: + * + * Copyright (c)2014 ACKme Networks. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT + * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT + * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY + * OF SUCH DAMAGE. + */ +#pragma once + + +#include "api/WiconnectTypes.h" +#include "FunctionPointer.h" + + + +namespace wiconnect +{ + + +typedef void (*_Callback)(WiconnectResult result, void *arg1, void *arg2); + + +/** + * @ingroup api_core_types + * + * @brief Generic callback function. + */ +class Callback : public FunctionPointer +{ +public: + /*************************************************************************************************/ + Callback(_Callback func = 0) + { + _function = (void*)func; + _membercaller = NULL; + _object = NULL; + } + + /*************************************************************************************************/ + template<typename T> + Callback(T *object, void (T::*member)(WiconnectResult result, void *arg1, void *arg2)) + { + _object = static_cast<void*>(object); + memcpy(_member, (char*)&member, sizeof(member)); + _membercaller = (void*)&Callback::membercaller<T>; + _function = 0; + } + + /*************************************************************************************************/ + void call(WiconnectResult result, void *arg1, void *arg2) + { + if (_function) + { + ((_Callback)_function)(result, arg1, arg2); + } + else if (_object) + { + typedef void (*membercallerFunc)(void*, char*, WiconnectResult result, void *arg1, void *arg2); + ((membercallerFunc)_membercaller)(_object, _member, result, arg1, arg2); + } + } + +private: + + /*************************************************************************************************/ + template<typename T> + static void membercaller(void *object, char *member, WiconnectResult result, void *arg1, void *arg2) + { + T* o = static_cast<T*>(object); + void (T::*m)(WiconnectResult result, void *arg1, void *arg2); + memcpy((char*)&m, member, sizeof(m)); + (o->*m)(result, arg1, arg2); + } + +}; + + +}