/***************************************************************************** * Model: dpp.qm * File: ./philo.c * * This code has been generated by QM tool (see state-machine.com/qm). * DO NOT EDIT THIS FILE MANUALLY. All your changes will be lost. * * This program is open source software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as published * by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * for more details. *****************************************************************************/ /*${.::philo.c} ............................................................*/ #include "qpc.h" #include "dpp.h" #include "bsp.h" Q_DEFINE_THIS_FILE /* Active object class -----------------------------------------------------*/ /*${AOs::Philo} ............................................................*/ typedef struct { /* protected: */ QMActive super; /* private: */ QTimeEvt timeEvt; } Philo; /* protected: */ static QState Philo_initial(Philo * const me, QEvt const * const e); static QState Philo_thinking (Philo * const me, QEvt const * const e); static QState Philo_thinking_e(Philo * const me); static QMState const Philo_thinking_s = { (QMState const *)0, /* superstate (top) */ Q_STATE_CAST(&Philo_thinking), Q_ACTION_CAST(&Philo_thinking_e), Q_ACTION_CAST(0), /* no exit action */ Q_ACTION_CAST(0) /* no intitial tran. */ }; static QState Philo_hungry (Philo * const me, QEvt const * const e); static QState Philo_hungry_e(Philo * const me); static QMState const Philo_hungry_s = { (QMState const *)0, /* superstate (top) */ Q_STATE_CAST(&Philo_hungry), Q_ACTION_CAST(&Philo_hungry_e), Q_ACTION_CAST(0), /* no exit action */ Q_ACTION_CAST(0) /* no intitial tran. */ }; static QState Philo_eating (Philo * const me, QEvt const * const e); static QState Philo_eating_e(Philo * const me); static QState Philo_eating_x(Philo * const me); static QMState const Philo_eating_s = { (QMState const *)0, /* superstate (top) */ Q_STATE_CAST(&Philo_eating), Q_ACTION_CAST(&Philo_eating_e), Q_ACTION_CAST(&Philo_eating_x), Q_ACTION_CAST(0) /* no intitial tran. */ }; /* Local objects -----------------------------------------------------------*/ static Philo l_philo[N_PHILO]; /* storage for all Philos */ #define THINK_TIME \ (QTimeEvtCtr)((BSP_random() % BSP_TICKS_PER_SEC) + (BSP_TICKS_PER_SEC/2U)) #define EAT_TIME \ (QTimeEvtCtr)((BSP_random() % BSP_TICKS_PER_SEC) + BSP_TICKS_PER_SEC) /* helper macro to provide the ID of Philo "me_" */ #define PHILO_ID(me_) ((uint8_t)((me_) - l_philo)) /* Global objects ----------------------------------------------------------*/ QMActive * const AO_Philo[N_PHILO] = { /* "opaque" pointers to Philo AO */ &l_philo[0].super, &l_philo[1].super, &l_philo[2].super, &l_philo[3].super, &l_philo[4].super }; /* Philo definition --------------------------------------------------------*/ /*${AOs::Philo_ctor} .......................................................*/ void Philo_ctor(void) { uint8_t n; Philo *me; for (n = 0U; n < N_PHILO; ++n) { me = &l_philo[n]; QMActive_ctor(&me->super, Q_STATE_CAST(&Philo_initial)); QTimeEvt_ctorX(&me->timeEvt, &me->super, TIMEOUT_SIG, 0U); } } /*${AOs::Philo} ............................................................*/ /*${AOs::Philo::SM} ........................................................*/ static QState Philo_initial(Philo * const me, QEvt const * const e) { static struct { QMState const *target; QActionHandler act[2]; } const tatbl_ = { /* transition-action table */ &Philo_thinking_s, /* target state */ { Q_ACTION_CAST(&Philo_thinking_e), /* entry */ Q_ACTION_CAST(0) /* zero terminator */ } }; /* ${AOs::Philo::SM::initial} */ static uint8_t registered = (uint8_t)0; /* starts off with 0, per C-standard */ (void)e; /* suppress the compiler warning about unused parameter */ if (registered == (uint8_t)0) { registered = (uint8_t)1; QS_OBJ_DICTIONARY(&l_philo[0]); QS_OBJ_DICTIONARY(&l_philo[0].timeEvt); QS_OBJ_DICTIONARY(&l_philo[1]); QS_OBJ_DICTIONARY(&l_philo[1].timeEvt); QS_OBJ_DICTIONARY(&l_philo[2]); QS_OBJ_DICTIONARY(&l_philo[2].timeEvt); QS_OBJ_DICTIONARY(&l_philo[3]); QS_OBJ_DICTIONARY(&l_philo[3].timeEvt); QS_OBJ_DICTIONARY(&l_philo[4]); QS_OBJ_DICTIONARY(&l_philo[4].timeEvt); QS_FUN_DICTIONARY(&Philo_initial); QS_FUN_DICTIONARY(&Philo_thinking); QS_FUN_DICTIONARY(&Philo_hungry); QS_FUN_DICTIONARY(&Philo_eating); } QS_SIG_DICTIONARY(HUNGRY_SIG, me); /* signal for each Philos */ QS_SIG_DICTIONARY(TIMEOUT_SIG, me); /* signal for each Philos */ QActive_subscribe(&me->super, EAT_SIG); QActive_subscribe(&me->super, TEST_SIG); return QM_TRAN_INIT(&tatbl_); } /*${AOs::Philo::SM::thinking} ..............................................*/ /* ${AOs::Philo::SM::thinking} */ static QState Philo_thinking_e(Philo * const me) { QTimeEvt_armX(&me->timeEvt, THINK_TIME, 0U); return QM_ENTRY(&Philo_thinking_s); } /* ${AOs::Philo::SM::thinking} */ static QState Philo_thinking(Philo * const me, QEvt const * const e) { QState status_; switch (e->sig) { /* ${AOs::Philo::SM::thinking::TIMEOUT} */ case TIMEOUT_SIG: { static struct { QMState const *target; QActionHandler act[2]; } const tatbl_ = { /* transition-action table */ &Philo_hungry_s, /* target state */ { Q_ACTION_CAST(&Philo_hungry_e), /* entry */ Q_ACTION_CAST(0) /* zero terminator */ } }; status_ = QM_TRAN(&tatbl_); break; } /* ${AOs::Philo::SM::thinking::EAT, DONE} */ case EAT_SIG: /* intentionally fall through */ case DONE_SIG: { /* EAT or DONE must be for other Philos than this one */ Q_ASSERT(Q_EVT_CAST(TableEvt)->philoNum != PHILO_ID(me)); status_ = QM_HANDLED(); break; } /* ${AOs::Philo::SM::thinking::TEST} */ case TEST_SIG: { status_ = QM_HANDLED(); break; } default: { status_ = QM_SUPER(); break; } } (void)me; /* avoid compiler warning in case 'me' is not used */ return status_; } /*${AOs::Philo::SM::hungry} ................................................*/ /* ${AOs::Philo::SM::hungry} */ static QState Philo_hungry_e(Philo * const me) { TableEvt *pe = Q_NEW(TableEvt, HUNGRY_SIG); pe->philoNum = PHILO_ID(me); QACTIVE_POST(AO_Table, &pe->super, me); return QM_ENTRY(&Philo_hungry_s); } /* ${AOs::Philo::SM::hungry} */ static QState Philo_hungry(Philo * const me, QEvt const * const e) { QState status_; switch (e->sig) { /* ${AOs::Philo::SM::hungry::EAT} */ case EAT_SIG: { /* ${AOs::Philo::SM::hungry::EAT::[Q_EVT_CAST(TableEvt)->philoNum=~} */ if (Q_EVT_CAST(TableEvt)->philoNum == PHILO_ID(me)) { static struct { QMState const *target; QActionHandler act[2]; } const tatbl_ = { /* transition-action table */ &Philo_eating_s, /* target state */ { Q_ACTION_CAST(&Philo_eating_e), /* entry */ Q_ACTION_CAST(0) /* zero terminator */ } }; status_ = QM_TRAN(&tatbl_); } else { status_ = QM_UNHANDLED(); } break; } /* ${AOs::Philo::SM::hungry::DONE} */ case DONE_SIG: { /* DONE must be for other Philos than this one */ Q_ASSERT(Q_EVT_CAST(TableEvt)->philoNum != PHILO_ID(me)); status_ = QM_HANDLED(); break; } default: { status_ = QM_SUPER(); break; } } return status_; } /*${AOs::Philo::SM::eating} ................................................*/ /* ${AOs::Philo::SM::eating} */ static QState Philo_eating_e(Philo * const me) { QTimeEvt_armX(&me->timeEvt, EAT_TIME, 0U); return QM_ENTRY(&Philo_eating_s); } /* ${AOs::Philo::SM::eating} */ static QState Philo_eating_x(Philo * const me) { TableEvt *pe = Q_NEW(TableEvt, DONE_SIG); pe->philoNum = PHILO_ID(me); QF_PUBLISH(&pe->super, me); return QM_EXIT(&Philo_eating_s); } /* ${AOs::Philo::SM::eating} */ static QState Philo_eating(Philo * const me, QEvt const * const e) { QState status_; switch (e->sig) { /* ${AOs::Philo::SM::eating::TIMEOUT} */ case TIMEOUT_SIG: { static struct { QMState const *target; QActionHandler act[3]; } const tatbl_ = { /* transition-action table */ &Philo_thinking_s, /* target state */ { Q_ACTION_CAST(&Philo_eating_x), /* exit */ Q_ACTION_CAST(&Philo_thinking_e), /* entry */ Q_ACTION_CAST(0) /* zero terminator */ } }; status_ = QM_TRAN(&tatbl_); break; } /* ${AOs::Philo::SM::eating::EAT, DONE} */ case EAT_SIG: /* intentionally fall through */ case DONE_SIG: { /* EAT or DONE must be for other Philos than this one */ Q_ASSERT(Q_EVT_CAST(TableEvt)->philoNum != PHILO_ID(me)); status_ = QM_HANDLED(); break; } default: { status_ = QM_SUPER(); break; } } return status_; }