lib/system-controller/CicoSCResourceManager.h

   1 /*
   2  * Copyright (c) 2013, TOYOTA MOTOR CORPORATION.
   3  *
   4  * This program is licensed under the terms and conditions of the
   5  * Apache License, version 2.0.  The full text of the Apache License is at
   6  * http://www.apache.org/licenses/LICENSE-2.0
   7  *
   8  */
   9
  10 //==========================================================================
  11 /**
  12  *  @file   CicoSCResourceManager.h
  13  *
  14  *  @brief
  15  */
  16 //==========================================================================
  17 #ifndef __CICO_SC_RESOURCE_MANAGER_H__
  18 #define __CICO_SC_RESOURCE_MANAGER_H__
  19
  20 #include <list>
  21 using namespace std;
  22
  23 #include "ico_syc_mrp_resource_private.h"
  24
  25 class CicoSCCommand;
  26 class CicoSCPolicyManager;
  27 class CicoSCWindowController;
  28 class CicoSCInputController;
  29
  30 class CicoSCResourceManager
  31 {
  32 public:
  33     // default constructor
  34     CicoSCResourceManager();
  35
  36     // destructor
  37     ~CicoSCResourceManager();
  38
  39     // initialize resource manager
  40     int initialize(void);
  41
  42     // terminate resource manager
  43     void terminate(void);
  44
  45     // handling command
  46     void handleCommand(const CicoSCCommand &cmd, bool internal=false);
  47
  48     // set CicoSCWindowController instance
  49     void setWindowController(CicoSCWindowController *winCtrl);
  50
  51     // set CicoSCInputController instance
  52     void setInputController(CicoSCInputController *inputCtrl);
  53
  54     // receive changed state
  55     void receiveChangedState(int state);
  56
  57 private:
  58     // assignment operator
  59     CicoSCResourceManager& operator=(const CicoSCResourceManager &object);
  60
  61     // copy constructor
  62     CicoSCResourceManager(const CicoSCResourceManager &object);
  63
  64     bool acquireDisplayResource(resource_request_t *req, int addprio);
  65     bool releaseDisplayResource(resource_request_t *req);
  66
  67     bool acquireSoundResource(resource_request_t *req, int addprio);
  68     bool releaseSoundResource(resource_request_t *req);
  69
  70     bool acquireInputResource(resource_request_t *req, int addprio);
  71     bool releaseInputResource(resource_request_t *req);
  72
  73
  74     resource_request_t* newResourceRequest(int resid,
  75                                            int reqtype,
  76                                            const CicoSCCommand &cmd);
  77
  78     void delResourceRequest(resource_request_t *req);
  79
  80     static void enforceDisplay(unsigned short state,
  81                                const char *appid,
  82                                unsigned int id,
  83                                void *user_data);
  84
  85     static void enforceSound(unsigned short state,
  86                              pid_t pid,
  87                              void *user_data);
  88
  89     static void enforceInput(unsigned short state,
  90                              const char *appid,
  91                              const char *device,
  92                              void *user_data);
  93
  94 private:
  95     CicoSCPolicyManager    *m_policyMgr;
  96     CicoSCWindowController *m_winCtrl;
  97     CicoSCInputController  *m_inputCtrl;
  98
  99     list<list<resource_request_t*> > m_dispReqQueue;
 100     list<list<resource_request_t*> > m_soundReqQueue;
 101     list<list<resource_request_t*> > m_inputReqQueue;
 102 };
 103 #endif  // __CICO_SC_RESOURCE_MANAGER_H__
 104 // vim:set expandtab ts=4 sw=4: