src/apps/cortex/addons/common/IParameterSet.cpp

   1 /*
   2  * Copyright (c) 1999-2000, Eric Moon.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions, and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions, and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * 3. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21  * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  27  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31
  32 // IParameterSet.cpp
  33
  34 #include "IParameterSet.h"
  35
  36 // --------------------------------------------------------
  37 // *** EXTERNAL INTERFACE
  38 // --------------------------------------------------------
  39
  40 IParameterSet::~IParameterSet() {} //nyi
  41 IParameterSet::IParameterSet() {} //nyi
  42
  43 // set parameter if the operation is stopped, or queue
  44 // parameter-change if it's running.
  45 // B_BAD_INDEX: invalid parameter ID
  46 // B_NO_MEMORY: too little data
  47 status_t IParameterSet::setValue(
  48         int32                                                                           parameterID,
  49         bigtime_t                                                               performanceTime,
  50         const void*                                                     data,
  51         size_t                                                                  size) {
  52
  53         // +++++ record performanceTime
  54
  55         return store(parameterID, data, size);
  56 }
  57
  58 // fetch last-changed value for the given parameter
  59 // B_BAD_INDEX: invalid parameter ID
  60 // B_NO_MEMORY: data buffer too small
  61 status_t IParameterSet::getValue(
  62         int32                                                                           parameterID,
  63         bigtime_t*                                                      lastChangeTime,
  64         void*                                                                           data,
  65         size_t*                                                                 ioSize) {
  66
  67         // +++++ fetch lastChangeTime
  68
  69         return retrieve(parameterID, data, ioSize);
  70 }
  71
  72
  73 // END -- IParameterSet.cpp --