2022-10-26 19:47:55 -04:00

333 lines
11 KiB
C++

//$file${.::table.cpp} vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
//
// Model: dpp.qm
// File: ${.::table.cpp}
//
// This code has been generated by QM 5.2.2 <www.state-machine.com/qm>.
// DO NOT EDIT THIS FILE MANUALLY. All your changes will be lost.
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
// This generated code is open source software: you can redistribute it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation.
//
// This code is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// NOTE:
// Alternatively, this generated code may be distributed under the terms
// of Quantum Leaps commercial licenses, which expressly supersede the GNU
// General Public License and are specifically designed for licensees
// interested in retaining the proprietary status of their code.
//
// Contact information:
// <www.state-machine.com/licensing>
// <info@state-machine.com>
//
//$endhead${.::table.cpp} ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
#include "qpcpp.hpp"
#include "dpp.hpp"
#include "bsp.hpp"
Q_DEFINE_THIS_FILE
// Active object class -------------------------------------------------------
//$declare${AOs::Table} vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
namespace DPP {
//${AOs::Table} ..............................................................
class Table : public QP::QActive {
public:
static Table inst;
private:
uint8_t m_fork[N_PHILO];
bool m_isHungry[N_PHILO];
public:
Table();
protected:
Q_STATE_DECL(initial);
Q_STATE_DECL(active);
Q_STATE_DECL(serving);
Q_STATE_DECL(paused);
}; // class Table
} // namespace DPP
//$enddecl${AOs::Table} ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
namespace DPP {
// helper function to provide the RIGHT neighbour of a Philo[n]
inline uint8_t RIGHT(uint8_t const n) {
return static_cast<uint8_t>((n + (N_PHILO - 1U)) % N_PHILO);
}
// helper function to provide the LEFT neighbour of a Philo[n]
inline uint8_t LEFT(uint8_t const n) {
return static_cast<uint8_t>((n + 1U) % N_PHILO);
}
constexpr uint8_t FREE = static_cast<uint8_t>(0);
constexpr uint8_t USED = static_cast<uint8_t>(1);
constexpr char const * const THINKING = &"thinking"[0];
constexpr char const * const HUNGRY = &"hungry "[0];
constexpr char const * const EATING = &"eating "[0];
} // namespace DPP
//$skip${QP_VERSION} vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
// Check for the minimum required QP version
#if (QP_VERSION < 690U) || (QP_VERSION != ((QP_RELEASE^4294967295U) % 0x3E8U))
#error qpcpp version 6.9.0 or higher required
#endif
//$endskip${QP_VERSION} ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
//$define${AOs::AO_Table} vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
namespace DPP {
//${AOs::AO_Table} ...........................................................
QP::QActive * const AO_Table = &Table::inst; // "opaque" pointer to Table AO
} // namespace DPP
//$enddef${AOs::AO_Table} ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
//$define${AOs::Table} vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
namespace DPP {
//${AOs::Table} ..............................................................
Table Table::inst;
//${AOs::Table::Table} .......................................................
Table::Table()
: QActive(&initial)
{
for (uint8_t n = 0U; n < N_PHILO; ++n) {
m_fork[n] = FREE;
m_isHungry[n] = false;
}
}
//${AOs::Table::SM} ..........................................................
Q_STATE_DEF(Table, initial) {
//${AOs::Table::SM::initial}
(void)e; // suppress the compiler warning about unused parameter
QS_OBJ_DICTIONARY(&Table::inst);
QS_SIG_DICTIONARY(DONE_SIG, nullptr); // global signals
QS_SIG_DICTIONARY(EAT_SIG, nullptr);
QS_SIG_DICTIONARY(PAUSE_SIG, nullptr);
QS_SIG_DICTIONARY(SERVE_SIG, nullptr);
QS_SIG_DICTIONARY(TEST_SIG, nullptr);
QS_SIG_DICTIONARY(HUNGRY_SIG, this); // signal just for Table
subscribe(DONE_SIG);
subscribe(PAUSE_SIG);
subscribe(SERVE_SIG);
subscribe(TEST_SIG);
for (uint8_t n = 0U; n < N_PHILO; ++n) {
m_fork[n] = FREE;
m_isHungry[n] = false;
BSP::displayPhilStat(n, THINKING);
}
QS_FUN_DICTIONARY(&Table::active);
QS_FUN_DICTIONARY(&Table::serving);
QS_FUN_DICTIONARY(&Table::paused);
return tran(&serving);
}
//${AOs::Table::SM::active} ..................................................
Q_STATE_DEF(Table, active) {
QP::QState status_;
switch (e->sig) {
//${AOs::Table::SM::active::TEST}
case TEST_SIG: {
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::EAT}
case EAT_SIG: {
Q_ERROR();
status_ = Q_RET_HANDLED;
break;
}
default: {
status_ = super(&top);
break;
}
}
return status_;
}
//${AOs::Table::SM::active::serving} .........................................
Q_STATE_DEF(Table, serving) {
QP::QState status_;
switch (e->sig) {
//${AOs::Table::SM::active::serving}
case Q_ENTRY_SIG: {
for (uint8_t n = 0U; n < N_PHILO; ++n) { // give permissions to eat...
if (m_isHungry[n]
&& (m_fork[LEFT(n)] == FREE)
&& (m_fork[n] == FREE))
{
m_fork[LEFT(n)] = USED;
m_fork[n] = USED;
TableEvt *te = Q_NEW(TableEvt, EAT_SIG);
te->philoNum = n;
QP::QActive::PUBLISH(te, this);
m_isHungry[n] = false;
BSP::displayPhilStat(n, EATING);
}
}
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::serving::HUNGRY}
case HUNGRY_SIG: {
uint8_t n = Q_EVT_CAST(TableEvt)->philoNum;
// phil ID must be in range and he must be not hungry
Q_ASSERT((n < N_PHILO) && (!m_isHungry[n]));
BSP::displayPhilStat(n, HUNGRY);
uint8_t m = LEFT(n);
//${AOs::Table::SM::active::serving::HUNGRY::[bothfree]}
if ((m_fork[m] == FREE) && (m_fork[n] == FREE)) {
m_fork[m] = USED;
m_fork[n] = USED;
TableEvt *pe = Q_NEW(TableEvt, EAT_SIG);
pe->philoNum = n;
QP::QActive::PUBLISH(pe, this);
BSP::displayPhilStat(n, EATING);
status_ = Q_RET_HANDLED;
}
//${AOs::Table::SM::active::serving::HUNGRY::[else]}
else {
m_isHungry[n] = true;
status_ = Q_RET_HANDLED;
}
break;
}
//${AOs::Table::SM::active::serving::DONE}
case DONE_SIG: {
uint8_t n = Q_EVT_CAST(TableEvt)->philoNum;
// phil ID must be in range and he must be not hungry
Q_ASSERT((n < N_PHILO) && (!m_isHungry[n]));
BSP::displayPhilStat(n, THINKING);
uint8_t m = LEFT(n);
// both forks of Phil[n] must be used
Q_ASSERT((m_fork[n] == USED) && (m_fork[m] == USED));
m_fork[m] = FREE;
m_fork[n] = FREE;
m = RIGHT(n); // check the right neighbor
if (m_isHungry[m] && (m_fork[m] == FREE)) {
m_fork[n] = USED;
m_fork[m] = USED;
m_isHungry[m] = false;
TableEvt *pe = Q_NEW(TableEvt, EAT_SIG);
pe->philoNum = m;
QP::QActive::PUBLISH(pe, this);
BSP::displayPhilStat(m, EATING);
}
m = LEFT(n); // check the left neighbor
n = LEFT(m); // left fork of the left neighbor
if (m_isHungry[m] && (m_fork[n] == FREE)) {
m_fork[m] = USED;
m_fork[n] = USED;
m_isHungry[m] = false;
TableEvt *pe = Q_NEW(TableEvt, EAT_SIG);
pe->philoNum = m;
QP::QActive::PUBLISH(pe, this);
BSP::displayPhilStat(m, EATING);
}
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::serving::EAT}
case EAT_SIG: {
Q_ERROR();
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::serving::PAUSE}
case PAUSE_SIG: {
status_ = tran(&paused);
break;
}
default: {
status_ = super(&active);
break;
}
}
return status_;
}
//${AOs::Table::SM::active::paused} ..........................................
Q_STATE_DEF(Table, paused) {
QP::QState status_;
switch (e->sig) {
//${AOs::Table::SM::active::paused}
case Q_ENTRY_SIG: {
BSP::displayPaused(1U);
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::paused}
case Q_EXIT_SIG: {
BSP::displayPaused(0U);
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::paused::SERVE}
case SERVE_SIG: {
status_ = tran(&serving);
break;
}
//${AOs::Table::SM::active::paused::HUNGRY}
case HUNGRY_SIG: {
uint8_t n = Q_EVT_CAST(TableEvt)->philoNum;
// philo ID must be in range and he must be not hungry
Q_ASSERT((n < N_PHILO) && (!m_isHungry[n]));
m_isHungry[n] = true;
BSP::displayPhilStat(n, HUNGRY);
status_ = Q_RET_HANDLED;
break;
}
//${AOs::Table::SM::active::paused::DONE}
case DONE_SIG: {
uint8_t n = Q_EVT_CAST(TableEvt)->philoNum;
// phil ID must be in range and he must be not hungry
Q_ASSERT((n < N_PHILO) && (!m_isHungry[n]));
BSP::displayPhilStat(n, THINKING);
uint8_t m = LEFT(n);
/* both forks of Phil[n] must be used */
Q_ASSERT((m_fork[n] == USED) && (m_fork[m] == USED));
m_fork[m] = FREE;
m_fork[n] = FREE;
status_ = Q_RET_HANDLED;
break;
}
default: {
status_ = super(&active);
break;
}
}
return status_;
}
} // namespace DPP
//$enddef${AOs::Table} ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^