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101 lines
3.9 KiB
C
101 lines
3.9 KiB
C
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/***************************************************************************
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rldataprovider.h - description
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-------------------
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begin : Fri Dec 20 2002
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copyright : (C) 2002 by R. Lehrig
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email : lehrig@t-online.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as *
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* published by the Free Software Foundation *
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* *
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***************************************************************************/
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#ifndef _RL_DATA_PROVIDER_H_
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#define _RL_DATA_PROVIDER_H_
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#include "rldefine.h"
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#include "rlsocket.h"
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#include "rlthread.h"
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#include "rlinterpreter.h"
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/*! <pre>
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This class is a container for data.
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You can get/set the data identified by id.
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The run method starts a separate thread that makes rlDataProvider available over TCP.
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</pre> */
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class rlDataProvider
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{
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public:
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rlDataProvider(int numInteger, int numFloat=0, int numString=0);
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virtual ~rlDataProvider();
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int getInt (int id);
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float getFloat (int id);
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int getIntArray (int id, int *i, int nmax);
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int getFloatArray (int id, float *f, int nmax);
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const char *getString(int id);
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int setInt (int id, int i);
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int setFloat (int id, float f);
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int setIntArray (int id, int *i, int num);
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int setFloatArray (int id, float *f, int num);
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int setString(int id, const char *str);
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int getIntAndReset(int id);
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int setIntAndWaitForReset(int id, int i);
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int setInt0Semaphore(int i);
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int getInt0Semaphore();
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int run(rlSocket *socket);
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private:
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typedef char* CHARPTR;
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int *ints;
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float *floats;
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char **strings;
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int num_integer, num_float, num_string;
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rlMutex mutex;
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rlSemaphore int0semaphore;
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};
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/*! <pre>
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This class is a client that can access rlDataProvider over TCP.
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</pre> */
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class rlDataProviderClient
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{
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public:
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rlDataProviderClient();
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virtual ~rlDataProviderClient();
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int getInt (rlSocket *socket, int id, int *status);
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float getFloat (rlSocket *socket, int id, int *status);
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int getIntArray (rlSocket *socket, int id, int *array, int nmax);
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int getFloatArray (rlSocket *socket, int id, float *array, int nmax);
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const char *getString (rlSocket *socket, int id, int *status);
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int setInt (rlSocket *socket, int id, int i);
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int setFloat (rlSocket *socket, int id, float f);
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int setIntArray (rlSocket *socket, int id, int *i, int num);
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int setFloatArray (rlSocket *socket, int id, float *f, int num);
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int setString (rlSocket *socket, int id, const char *str);
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int getIntAndReset (rlSocket *socket, int id, int *status);
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int setIntAndWaitForReset(rlSocket *socket, int id, int i);
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int getInt0Semaphore (rlSocket *socket, int *status);
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private:
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rlInterpreter interpreter;
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char cret[rl_PRINTF_LENGTH];
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};
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/*! <pre>
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This class starts a separate thread.
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The thread is accepting clients, that want access to rlDataProvider.
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</pre> */
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class rlDataProviderThreads
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{
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public:
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rlDataProviderThreads(int Port, rlDataProvider *Provider);
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virtual ~rlDataProviderThreads();
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void start();
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rlDataProvider *provider;
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rlThread thread;
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int port;
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};
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#endif
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