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Dependencies:   NTPClient_NetServices mbed

RPCInterface/RPCVariable.h@0:05ccbd4f84f1, 2013-12-02 (annotated)

Committer:
hendrikvincent
Date:
Mon Dec 02 09:01:23 2013 +0000
Revision:
0:05ccbd4f84f1
eerste programma;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hendrikvincent 0:05ccbd4f84f1 1 /**
hendrikvincent 0:05ccbd4f84f1 2 * @section LICENSE
hendrikvincent 0:05ccbd4f84f1 3 *Copyright (c) 2010 ARM Ltd.
hendrikvincent 0:05ccbd4f84f1 4 *
hendrikvincent 0:05ccbd4f84f1 5 *Permission is hereby granted, free of charge, to any person obtaining a copy
hendrikvincent 0:05ccbd4f84f1 6 *of this software and associated documentation files (the "Software"), to deal
hendrikvincent 0:05ccbd4f84f1 7 *in the Software without restriction, including without limitation the rights
hendrikvincent 0:05ccbd4f84f1 8 *to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hendrikvincent 0:05ccbd4f84f1 9 *copies of the Software, and to permit persons to whom the Software is
hendrikvincent 0:05ccbd4f84f1 10 *furnished to do so, subject to the following conditions:
hendrikvincent 0:05ccbd4f84f1 11 *
hendrikvincent 0:05ccbd4f84f1 12 *The above copyright notice and this permission notice shall be included in
hendrikvincent 0:05ccbd4f84f1 13 *all copies or substantial portions of the Software.
hendrikvincent 0:05ccbd4f84f1 14 *
hendrikvincent 0:05ccbd4f84f1 15 *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hendrikvincent 0:05ccbd4f84f1 16 *IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hendrikvincent 0:05ccbd4f84f1 17 *FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hendrikvincent 0:05ccbd4f84f1 18 *AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hendrikvincent 0:05ccbd4f84f1 19 *LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hendrikvincent 0:05ccbd4f84f1 20 *OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hendrikvincent 0:05ccbd4f84f1 21 *THE SOFTWARE.
hendrikvincent 0:05ccbd4f84f1 22 *
hendrikvincent 0:05ccbd4f84f1 23 * @section Description
hendrikvincent 0:05ccbd4f84f1 24 *This class provides an object to which a variable can be attached. Any type
hendrikvincent 0:05ccbd4f84f1 25 *for which a parse_args function specilisation exists can be attached. This includes
hendrikvincent 0:05ccbd4f84f1 26 *all of the standard types.
hendrikvincent 0:05ccbd4f84f1 27 *
hendrikvincent 0:05ccbd4f84f1 28 */
hendrikvincent 0:05ccbd4f84f1 29 #ifndef RPCVARIABLE_H_
hendrikvincent 0:05ccbd4f84f1 30 #define RPCVARIABLE_H_
hendrikvincent 0:05ccbd4f84f1 31
hendrikvincent 0:05ccbd4f84f1 32 #include "mbed.h"
hendrikvincent 0:05ccbd4f84f1 33 #include "platform.h"
hendrikvincent 0:05ccbd4f84f1 34 #include "rpc.h"
hendrikvincent 0:05ccbd4f84f1 35 /**
hendrikvincent 0:05ccbd4f84f1 36 *Class to read and set an attached variable using the RPC
hendrikvincent 0:05ccbd4f84f1 37 *
hendrikvincent 0:05ccbd4f84f1 38 */
hendrikvincent 0:05ccbd4f84f1 39 template<class T>
hendrikvincent 0:05ccbd4f84f1 40 class RPCVariable : public Base{
hendrikvincent 0:05ccbd4f84f1 41 public:
hendrikvincent 0:05ccbd4f84f1 42 /**
hendrikvincent 0:05ccbd4f84f1 43 * Constructor
hendrikvincent 0:05ccbd4f84f1 44 *
hendrikvincent 0:05ccbd4f84f1 45 *@param ptr Pointer to the variable to make accessible over RPC. Any type of
hendrikvincent 0:05ccbd4f84f1 46 *variable can be connected
hendrikvincent 0:05ccbd4f84f1 47 *@param name The name of that this object will be over RPC
hendrikvincent 0:05ccbd4f84f1 48 */
hendrikvincent 0:05ccbd4f84f1 49 template<class A>
hendrikvincent 0:05ccbd4f84f1 50 RPCVariable(A * ptr, const char * name) : Base(name){
hendrikvincent 0:05ccbd4f84f1 51 _ptr = ptr;
hendrikvincent 0:05ccbd4f84f1 52 }
hendrikvincent 0:05ccbd4f84f1 53 /**
hendrikvincent 0:05ccbd4f84f1 54 *Read the variable over RPC.
hendrikvincent 0:05ccbd4f84f1 55 *
hendrikvincent 0:05ccbd4f84f1 56 *@return The value of the variable
hendrikvincent 0:05ccbd4f84f1 57 */
hendrikvincent 0:05ccbd4f84f1 58 T read(){
hendrikvincent 0:05ccbd4f84f1 59 return(*_ptr);
hendrikvincent 0:05ccbd4f84f1 60 }
hendrikvincent 0:05ccbd4f84f1 61 /**
hendrikvincent 0:05ccbd4f84f1 62 *Write a value to the variable over RPC
hendrikvincent 0:05ccbd4f84f1 63 *
hendrikvincent 0:05ccbd4f84f1 64 *@param The value to be written to the attached variable.
hendrikvincent 0:05ccbd4f84f1 65 */
hendrikvincent 0:05ccbd4f84f1 66 void write(T value){
hendrikvincent 0:05ccbd4f84f1 67 *_ptr = value;
hendrikvincent 0:05ccbd4f84f1 68 }
hendrikvincent 0:05ccbd4f84f1 69
hendrikvincent 0:05ccbd4f84f1 70 #ifdef MBED_RPC
hendrikvincent 0:05ccbd4f84f1 71 virtual const struct rpc_method *get_rpc_methods();
hendrikvincent 0:05ccbd4f84f1 72 static struct rpc_class *get_rpc_class();
hendrikvincent 0:05ccbd4f84f1 73 #endif
hendrikvincent 0:05ccbd4f84f1 74
hendrikvincent 0:05ccbd4f84f1 75 private:
hendrikvincent 0:05ccbd4f84f1 76 T * _ptr;
hendrikvincent 0:05ccbd4f84f1 77
hendrikvincent 0:05ccbd4f84f1 78 };
hendrikvincent 0:05ccbd4f84f1 79
hendrikvincent 0:05ccbd4f84f1 80 //Set up RPC methods
hendrikvincent 0:05ccbd4f84f1 81 #ifdef MBED_RPC
hendrikvincent 0:05ccbd4f84f1 82 template <class T>
hendrikvincent 0:05ccbd4f84f1 83 const rpc_method *RPCVariable<T>::get_rpc_methods() {
hendrikvincent 0:05ccbd4f84f1 84 static const rpc_method rpc_methods[] = {
hendrikvincent 0:05ccbd4f84f1 85 { "read", rpc_method_caller<T, RPCVariable, &RPCVariable::read> },
hendrikvincent 0:05ccbd4f84f1 86 { "write", rpc_method_caller<RPCVariable, T, &RPCVariable::write> },
hendrikvincent 0:05ccbd4f84f1 87 RPC_METHOD_SUPER(Base)
hendrikvincent 0:05ccbd4f84f1 88 };
hendrikvincent 0:05ccbd4f84f1 89 return rpc_methods;
hendrikvincent 0:05ccbd4f84f1 90 }
hendrikvincent 0:05ccbd4f84f1 91 template <class T>
hendrikvincent 0:05ccbd4f84f1 92 rpc_class *RPCVariable<T>::get_rpc_class() {
hendrikvincent 0:05ccbd4f84f1 93 static const rpc_function funcs[] = {"new", rpc_function_caller<const char*, T,const char* , &Base::construct<RemoteVar, T ,const char*> >,RPC_METHOD_END};
hendrikvincent 0:05ccbd4f84f1 94 static rpc_class c = { "RPCVariable", funcs, NULL };
hendrikvincent 0:05ccbd4f84f1 95 return &c;
hendrikvincent 0:05ccbd4f84f1 96 }
hendrikvincent 0:05ccbd4f84f1 97 #endif
hendrikvincent 0:05ccbd4f84f1 98
hendrikvincent 0:05ccbd4f84f1 99 //There could be specialisation for integer, to also give increment and decrements
hendrikvincent 0:05ccbd4f84f1 100
hendrikvincent 0:05ccbd4f84f1 101
hendrikvincent 0:05ccbd4f84f1 102 #endif //RPCVARIABLE_H_