Quantum Leaps 4a262e38c6 5.8.2
2017-02-08 20:25:14 -05:00

226 lines
7.7 KiB
C

/*****************************************************************************
* 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.
*****************************************************************************/
/*${.::philo.c} ............................................................*/
#include "qpc.h"
#include "dpp.h"
#include "bsp.h"
Q_DEFINE_THIS_FILE
/* Active object class -----------------------------------------------------*/
#if ((QP_VERSION < 580) || (QP_VERSION != ((QP_RELEASE^4294967295U) % 0x3E8)))
#error qpc version 5.8.0 or higher required
#endif
/*${AOs::Philo} ............................................................*/
typedef struct {
/* protected: */
QActive 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_hungry(Philo * const me, QEvt const * const e);
static QState Philo_eating(Philo * const me, QEvt const * const e);
/* 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 --------------------------------------------------------*/
/*${AOs::Philo_ctor} .......................................................*/
void Philo_ctor(void) {
uint8_t n;
Philo *me;
for (n = 0U; n < N_PHILO; ++n) {
me = &l_philo[n];
QActive_ctor(&me->super, Q_STATE_CAST(&Philo_initial));
QTimeEvt_ctorX(&me->timeEvt, &me->super, TIMEOUT_SIG, 0U);
}
}
/*${AOs::Philo} ............................................................*/
/*${AOs::Philo::SM} ........................................................*/
static QState Philo_initial(Philo * const me, QEvt const * const e) {
/* ${AOs::Philo::SM::initial} */
static uint8_t registered = (uint8_t)0; /* starts off with 0, per C-standard */
(void)e; /* suppress the compiler warning about unused parameter */
if (registered == (uint8_t)0) {
registered = (uint8_t)1;
QS_OBJ_DICTIONARY(&l_philo[0]);
QS_OBJ_DICTIONARY(&l_philo[0].timeEvt);
QS_OBJ_DICTIONARY(&l_philo[1]);
QS_OBJ_DICTIONARY(&l_philo[1].timeEvt);
QS_OBJ_DICTIONARY(&l_philo[2]);
QS_OBJ_DICTIONARY(&l_philo[2].timeEvt);
QS_OBJ_DICTIONARY(&l_philo[3]);
QS_OBJ_DICTIONARY(&l_philo[3].timeEvt);
QS_OBJ_DICTIONARY(&l_philo[4]);
QS_OBJ_DICTIONARY(&l_philo[4].timeEvt);
QS_FUN_DICTIONARY(&Philo_initial);
QS_FUN_DICTIONARY(&Philo_thinking);
QS_FUN_DICTIONARY(&Philo_hungry);
QS_FUN_DICTIONARY(&Philo_eating);
}
QS_SIG_DICTIONARY(HUNGRY_SIG, me); /* signal for each Philos */
QS_SIG_DICTIONARY(TIMEOUT_SIG, me); /* signal for each Philos */
QActive_subscribe(&me->super, EAT_SIG);
QActive_subscribe(&me->super, TEST_SIG);
return Q_TRAN(&Philo_thinking);
}
/*${AOs::Philo::SM::thinking} ..............................................*/
static QState Philo_thinking(Philo * const me, QEvt const * const e) {
QState status_;
switch (e->sig) {
/* ${AOs::Philo::SM::thinking} */
case Q_ENTRY_SIG: {
QTimeEvt_armX(&me->timeEvt, THINK_TIME, 0U);
status_ = Q_HANDLED();
break;
}
/* ${AOs::Philo::SM::thinking} */
case Q_EXIT_SIG: {
QTimeEvt_disarm(&me->timeEvt);
status_ = Q_HANDLED();
break;
}
/* ${AOs::Philo::SM::thinking::TIMEOUT} */
case TIMEOUT_SIG: {
status_ = Q_TRAN(&Philo_hungry);
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_ = Q_HANDLED();
break;
}
/* ${AOs::Philo::SM::thinking::TEST} */
case TEST_SIG: {
status_ = Q_HANDLED();
break;
}
default: {
status_ = Q_SUPER(&QHsm_top);
break;
}
}
return status_;
}
/*${AOs::Philo::SM::hungry} ................................................*/
static QState Philo_hungry(Philo * const me, QEvt const * const e) {
QState status_;
switch (e->sig) {
/* ${AOs::Philo::SM::hungry} */
case Q_ENTRY_SIG: {
TableEvt *pe = Q_NEW(TableEvt, HUNGRY_SIG);
pe->philoNum = PHILO_ID(me);
QACTIVE_POST(AO_Table, &pe->super, me);
status_ = Q_HANDLED();
break;
}
/* ${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)) {
status_ = Q_TRAN(&Philo_eating);
}
else {
status_ = Q_UNHANDLED();
}
break;
}
/* ${AOs::Philo::SM::hungry::DONE} */
case DONE_SIG: {
/* DONE must be for other Philos than this one */
Q_ASSERT(Q_EVT_CAST(TableEvt)->philoNum != PHILO_ID(me));
status_ = Q_HANDLED();
break;
}
default: {
status_ = Q_SUPER(&QHsm_top);
break;
}
}
return status_;
}
/*${AOs::Philo::SM::eating} ................................................*/
static QState Philo_eating(Philo * const me, QEvt const * const e) {
QState status_;
switch (e->sig) {
/* ${AOs::Philo::SM::eating} */
case Q_ENTRY_SIG: {
QTimeEvt_armX(&me->timeEvt, EAT_TIME, 0U);
status_ = Q_HANDLED();
break;
}
/* ${AOs::Philo::SM::eating} */
case Q_EXIT_SIG: {
TableEvt *pe = Q_NEW(TableEvt, DONE_SIG);
pe->philoNum = PHILO_ID(me);
QF_PUBLISH(&pe->super, me);
status_ = Q_HANDLED();
break;
}
/* ${AOs::Philo::SM::eating::TIMEOUT} */
case TIMEOUT_SIG: {
status_ = Q_TRAN(&Philo_thinking);
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_ = Q_HANDLED();
break;
}
default: {
status_ = Q_SUPER(&QHsm_top);
break;
}
}
return status_;
}