gs fan / GSwifi

GainSpan Wi-Fi library see: http://mbed.org/users/gsfan/notebook/gainspan_wifi/

Dependents:   GSwifi_httpd GSwifi_websocket GSwifi_tcpclient GSwifi_tcpserver ... more

Fork of GSwifi by gs fan

GainSpan Wi-Fi library

The GS1011 is an ultra low power 802.11b wireless module from GainSpan.

see: http://mbed.org/users/gsfan/notebook/gainspan_wifi/

/media/uploads/gsfan/gs_im_002.jpg /media/uploads/gsfan/gs1011m_2.jpg

ゲインスパン Wi-Fi モジュール ライブラリ

ゲインスパン社の低電力 Wi-Fiモジュール（無線LAN） GS1011 シリーズ用のライブラリです。

解説: http://mbed.org/users/gsfan/notebook/gainspan_wifi/

GSFunctionPointer.h@43:0b5e2727e020, 2013-12-18 (annotated)

Committer:
gsfan
Date:
Wed Dec 18 01:29:43 2013 +0000
Revision:
43:0b5e2727e020
Parent:
37:e61ea8267415 
fix reconnect

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gsfan 26:b347ee3a1087 1 /* mbed Microcontroller Library
gsfan 26:b347ee3a1087 2 * Copyright (c) 2006-2012 ARM Limited
gsfan 26:b347ee3a1087 3 *
gsfan 26:b347ee3a1087 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
gsfan 26:b347ee3a1087 5 * of this software and associated documentation files (the "Software"), to deal
gsfan 26:b347ee3a1087 6 * in the Software without restriction, including without limitation the rights
gsfan 26:b347ee3a1087 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
gsfan 26:b347ee3a1087 8 * copies of the Software, and to permit persons to whom the Software is
gsfan 26:b347ee3a1087 9 * furnished to do so, subject to the following conditions:
gsfan 26:b347ee3a1087 10 *
gsfan 26:b347ee3a1087 11 * The above copyright notice and this permission notice shall be included in
gsfan 26:b347ee3a1087 12 * all copies or substantial portions of the Software.
gsfan 26:b347ee3a1087 13 *
gsfan 26:b347ee3a1087 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
gsfan 26:b347ee3a1087 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
gsfan 26:b347ee3a1087 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
gsfan 26:b347ee3a1087 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
gsfan 26:b347ee3a1087 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
gsfan 26:b347ee3a1087 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
gsfan 26:b347ee3a1087 20 * SOFTWARE.
gsfan 26:b347ee3a1087 21 */
gsfan 29:1c4419512941 22 /*
gsfan 29:1c4419512941 23 * Modifyed for the GSwifi library, by 2013 gsfan
gsfan 26:b347ee3a1087 24 */
gsfan 26:b347ee3a1087 25 #ifndef GS_FUNCTIONPOINTER_H
gsfan 26:b347ee3a1087 26 #define GS_FUNCTIONPOINTER_H
gsfan 26:b347ee3a1087 27
gsfan 26:b347ee3a1087 28 #include <string.h>
gsfan 26:b347ee3a1087 29
gsfan 26:b347ee3a1087 30 namespace mbed {
gsfan 26:b347ee3a1087 31
gsfan 26:b347ee3a1087 32 /** A class for storing and calling a pointer to a static or member void function
gsfan 26:b347ee3a1087 33 */
gsfan 26:b347ee3a1087 34 class GSFunctionPointer {
gsfan 26:b347ee3a1087 35 public:
gsfan 26:b347ee3a1087 36
gsfan 26:b347ee3a1087 37 /** Create a FunctionPointer, attaching a static function
gsfan 26:b347ee3a1087 38 *
gsfan 26:b347ee3a1087 39 * @param function The void static function to attach (default is none)
gsfan 26:b347ee3a1087 40 */
gsfan 26:b347ee3a1087 41 GSFunctionPointer(void (*function)(int, int) = 0) {
gsfan 26:b347ee3a1087 42 attach(function);
gsfan 26:b347ee3a1087 43 }
gsfan 26:b347ee3a1087 44
gsfan 26:b347ee3a1087 45 /** Create a FunctionPointer, attaching a member function
gsfan 26:b347ee3a1087 46 *
gsfan 26:b347ee3a1087 47 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
gsfan 26:b347ee3a1087 48 * @param function The address of the void member function to attach
gsfan 26:b347ee3a1087 49 */
gsfan 26:b347ee3a1087 50 template<typename T>
gsfan 26:b347ee3a1087 51 GSFunctionPointer(T *object, void (T::*member)(int, int)) {
gsfan 26:b347ee3a1087 52 attach(object, member);
gsfan 26:b347ee3a1087 53 }
gsfan 26:b347ee3a1087 54
gsfan 26:b347ee3a1087 55 /** Attach a static function
gsfan 26:b347ee3a1087 56 *
gsfan 26:b347ee3a1087 57 * @param function The void static function to attach (default is none)
gsfan 26:b347ee3a1087 58 */
gsfan 26:b347ee3a1087 59 void attach(void (*function)(int, int) = 0) {
gsfan 26:b347ee3a1087 60 _function = function;
gsfan 37:e61ea8267415 61 _object = 0;
gsfan 26:b347ee3a1087 62 }
gsfan 26:b347ee3a1087 63
gsfan 26:b347ee3a1087 64 /** Attach a member function
gsfan 26:b347ee3a1087 65 *
gsfan 26:b347ee3a1087 66 * @param object The object pointer to invoke the member function on (i.e. the this pointer)
gsfan 26:b347ee3a1087 67 * @param function The address of the void member function to attach
gsfan 26:b347ee3a1087 68 */
gsfan 26:b347ee3a1087 69 template<typename T>
gsfan 26:b347ee3a1087 70 void attach(T *object, void (T::*member)(int, int)) {
gsfan 26:b347ee3a1087 71 _object = static_cast<void*>(object);
gsfan 26:b347ee3a1087 72 memcpy(_member, (char*)&member, sizeof(member));
gsfan 26:b347ee3a1087 73 _membercaller = &GSFunctionPointer::membercaller<T>;
gsfan 26:b347ee3a1087 74 _function = NULL;
gsfan 26:b347ee3a1087 75 }
gsfan 26:b347ee3a1087 76
gsfan 26:b347ee3a1087 77 /** Call the attached static or member function
gsfan 26:b347ee3a1087 78 */
gsfan 26:b347ee3a1087 79 int call(int a, int b) {
gsfan 37:e61ea8267415 80 if (_function) {
gsfan 26:b347ee3a1087 81 _function(a, b);
gsfan 26:b347ee3a1087 82 return 0;
gsfan 26:b347ee3a1087 83 } else
gsfan 37:e61ea8267415 84 if (_object) {
gsfan 26:b347ee3a1087 85 _membercaller(_object, _member, a, b);
gsfan 26:b347ee3a1087 86 return 0;
gsfan 26:b347ee3a1087 87 }
gsfan 26:b347ee3a1087 88 return -1;
gsfan 26:b347ee3a1087 89 }
gsfan 26:b347ee3a1087 90
gsfan 26:b347ee3a1087 91 void detach() {
gsfan 26:b347ee3a1087 92 _function = NULL;
gsfan 37:e61ea8267415 93 _object = 0;
gsfan 26:b347ee3a1087 94 }
gsfan 26:b347ee3a1087 95
gsfan 26:b347ee3a1087 96 GSFunctionPointer &operator= (GSFunctionPointer &gsfp) {
gsfan 26:b347ee3a1087 97 _function = gsfp._function;
gsfan 26:b347ee3a1087 98 _object = gsfp._object;
gsfan 26:b347ee3a1087 99 memcpy(_member, gsfp._member, sizeof(_member));
gsfan 26:b347ee3a1087 100 _membercaller = gsfp._membercaller;
gsfan 26:b347ee3a1087 101 return *this;
gsfan 26:b347ee3a1087 102 }
gsfan 26:b347ee3a1087 103
gsfan 26:b347ee3a1087 104 private:
gsfan 26:b347ee3a1087 105 template<typename T>
gsfan 26:b347ee3a1087 106 static void membercaller(void *object, char *member, int a, int b) {
gsfan 26:b347ee3a1087 107 T* o = static_cast<T*>(object);
gsfan 26:b347ee3a1087 108 void (T::*m)(int, int);
gsfan 26:b347ee3a1087 109 memcpy((char*)&m, member, sizeof(m));
gsfan 26:b347ee3a1087 110 (o->*m)(a, b);
gsfan 26:b347ee3a1087 111 }
gsfan 26:b347ee3a1087 112
gsfan 26:b347ee3a1087 113 void (*_function)(int, int); // static function pointer - 0 if none attached
gsfan 26:b347ee3a1087 114 void *_object; // object this pointer - 0 if none attached
gsfan 26:b347ee3a1087 115 char _member[16]; // raw member function pointer storage - converted back by registered _membercaller
gsfan 26:b347ee3a1087 116 void (*_membercaller)(void*, char*, int, int); // registered membercaller function to convert back and call _member on _object
gsfan 26:b347ee3a1087 117 };
gsfan 26:b347ee3a1087 118
gsfan 26:b347ee3a1087 119 } // namespace mbed
gsfan 26:b347ee3a1087 120
gsfan 26:b347ee3a1087 121 #endif