source/rcdaq/rcdaq_plugin.h

0001 #ifndef __RCDAQ_PLUGIN_H__
0002 #define __RCDAQ_PLUGIN_H__
0003
0004
0005 //#include <rcdaq.h>
0006 #include <rcdaq_rpc.h>
0007 #include <iostream>
0008
0009
0010 class RCDAQPlugin;
0011 class daq_device;
0012
0013 int add_readoutdevice( daq_device *d);
0014
0015 void plugin_register(RCDAQPlugin * );
0016 void plugin_unregister(RCDAQPlugin *);
0017
0018 /** This is the pure virtual parent class for any plugin
0019
0020 Upon loading, it registers itself with rcdaq
0021
0022 */
0023
0024
0025 class RCDAQPlugin
0026 {
0027
0028  public:
0029   RCDAQPlugin()
0030     {
0031       plugin_register(this);
0032     }
0033
0034   virtual ~RCDAQPlugin()
0035     {
0036       plugin_unregister(this);
0037     }
0038
0039   // this returns
0040   //  0 for all ok
0041   // -1 for "I don't know this device"
0042   //  1 for "I know this device but the parameters are wrong"
0043   virtual int  create_device(deviceblock *db) = 0;
0044
0045   // this says something about the plugin. The flag is forlibsrs_utils.la future
0046   // use to we can step up the verbosity if needed.
0047   virtual void identify(std::ostream& os = std::cout, const int flag=0) const =0;
0048
0049
0050  protected:
0051
0052
0053 };
0054
0055
0056 #endif