qp.h

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//============================================================================
// QP/C Real-Time Event Framework (RTEF)
//
// Copyright (C) 2005 Quantum Leaps, LLC. All rights reserved.
//
//                    Q u a n t u m  L e a P s
//                    ------------------------
//                    Modern Embedded Software
//
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-QL-commercial
//
// This software is dual-licensed under the terms of the open-source GNU
// General Public License (GPL) or under the terms of one of the closed-
// source Quantum Leaps commercial licenses.
//
// Redistributions in source code must retain this top-level comment block.
// Plagiarizing this software to sidestep the license obligations is illegal.
//
// NOTE:
// The GPL does NOT permit the incorporation of this code into proprietary
// programs. Please contact Quantum Leaps for commercial licensing options,
// which expressly supersede the GPL and are designed explicitly for
// closed-source distribution.
//
// Quantum Leaps contact information:
// <www.state-machine.com/licensing>
// <info@state-machine.com>
//============================================================================
#ifndef QP_H_
#define QP_H_
 
//============================================================================
#define QP_VERSION_STR "8.0.3"
#define QP_VERSION     803U
// <VER>=803 <DATE>=250407
#define QP_RELEASE     0x6ABEE96CU
 
//============================================================================
// default configuration settings
//! @cond INTERNAL
 
#ifndef Q_SIGNAL_SIZE
#define Q_SIGNAL_SIZE 2U
#endif
 
#ifndef QF_MAX_ACTIVE
#define QF_MAX_ACTIVE 32U
#endif
 
#if (QF_MAX_ACTIVE > 64U)
#error QF_MAX_ACTIVE exceeds the maximum of 64U;
#endif
 
#ifndef QF_MAX_TICK_RATE
#define QF_MAX_TICK_RATE 1U
#endif
 
#if (QF_MAX_TICK_RATE > 15U)
#error QF_MAX_TICK_RATE exceeds the maximum of 15U;
#endif
 
#ifndef QF_MAX_EPOOL
#define QF_MAX_EPOOL 3U
#endif
 
#if (QF_MAX_EPOOL > 15U)
#error QF_MAX_EPOOL exceeds the maximum of 15U;
#endif
 
#ifndef QF_TIMEEVT_CTR_SIZE
#define QF_TIMEEVT_CTR_SIZE 4U
#endif
 
#if (QF_TIMEEVT_CTR_SIZE > 4U)
#error QF_TIMEEVT_CTR_SIZE defined incorrectly, expected 1U, 2U, or 4U;
#endif
 
#ifndef QF_EVENT_SIZ_SIZE
#define QF_EVENT_SIZ_SIZE 2U
#endif
 
#if (QF_EVENT_SIZ_SIZE > 4U)
#error QF_EVENT_SIZ_SIZE defined incorrectly, expected 1U, 2U, or 4U;
#endif
 
//! @endcond
 
//============================================================================
// global types/utilities
 
typedef int    int_t;
typedef int    enum_t;
 
#define Q_UNUSED_PAR(par_)  ((void)(par_))
#define Q_DIM(array_)       (sizeof(array_) / sizeof((array_)[0U]))
#define Q_UINT2PTR_CAST(type_, uint_) ((type_ *)(uint_))
 
//============================================================================
extern char const QP_versionStr[24];
 
// QSignal type
#if (Q_SIGNAL_SIZE == 1U)
    typedef uint8_t QSignal;
#elif (Q_SIGNAL_SIZE == 2U)
    typedef uint16_t QSignal;
#elif (Q_SIGNAL_SIZE == 4U)
    typedef uint32_t QSignal;
#endif
 
//============================================================================
//! @class QEvt
typedef struct QEvt {
    QSignal sig;              //!< @public @memberof QEvt
    uint8_t poolNum_;         //!< @private @memberof QEvt
    uint8_t volatile refCtr_; //!< @private @memberof QEvt
} QEvt;
 
#define QEVT_INITIALIZER(sig_) { (QSignal)(sig_), 0x00U, 0xE0U }
//! @public @memberof QEvt
static inline void QEvt_ctor(QEvt * const me,
    enum_t const sig)
{
    me->sig      = (QSignal)sig;
    me->poolNum_ = 0x00U;
    me->refCtr_  = 0xE0U;
}
 
//! @public @memberof QEvt
static inline QEvt * QEvt_init(QEvt * const me,
    uint8_t const dummy)
{
    Q_UNUSED_PAR(dummy);
    return me;
}
 
typedef QEvt const * QEvtPtr;
 
#define QEVT_DYNAMIC           ((uint8_t)0)
#define Q_EVT_CAST(class_)     ((class_ const *)(e))
 
//============================================================================
// QEP (hierarchical event processor) types
 
typedef uint_fast8_t QState;
typedef QState (*QStateHandler)(void * const me, QEvt const * const e);
typedef QState (*QActionHandler)(void * const me);
 
struct QXThread; // forward declaration
typedef void (* QXThreadHandler )(struct QXThread * const me);
 
typedef struct QMState {
    struct QMState const *superstate; //!< @private @memberof QMState
    QStateHandler const stateHandler; //!< @private @memberof QMState
    QActionHandler const entryAction; //!< @private @memberof QMState
    QActionHandler const exitAction;  //!< @private @memberof QMState
    QActionHandler const initAction;  //!< @private @memberof QMState
} QMState;
 
typedef struct QMTranActTable {
    QMState const *target;        //!< @private @memberof QMTranActTable
    QActionHandler const act[1];  //!< @private @memberof QMTranActTable
} QMTranActTable;
 
union QAsmAttr {
    QStateHandler   fun;          //!< @private @memberof QAsmAttr
    QActionHandler  act;          //!< @private @memberof QAsmAttr
    QXThreadHandler thr;          //!< @private @memberof QAsmAttr
    QMTranActTable  const *tatbl; //!< @private @memberof QAsmAttr
    struct QMState  const *obj;   //!< @private @memberof QAsmAttr
};
 
#define Q_STATE_CAST(handler_) ((QStateHandler)(handler_))
#define Q_ACTION_CAST(action_) ((QActionHandler)(action_))
#define Q_ACTION_NULL          ((QActionHandler)0)
 
//============================================================================
//! @class QAsm
typedef struct {
    struct QAsmVtable const * vptr; //!< @protected @memberof QAsm
    union QAsmAttr state;           //!< @protected @memberof QAsm
    union QAsmAttr temp;            //!< @protected @memberof QAsm
} QAsm;
 
// All possible values returned from state/action handlers
// NOTE: The ordering is important for algorithmic correctness.
#define Q_RET_SUPER     ((QState)0U)
#define Q_RET_UNHANDLED ((QState)1U)
 
// handled and do not need to "bubble up"
#define Q_RET_HANDLED   ((QState)2U)
#define Q_RET_IGNORED   ((QState)3U)
 
// entry/exit
#define Q_RET_ENTRY     ((QState)4U)
#define Q_RET_EXIT      ((QState)5U)
 
// no side effects
#define Q_RET_NULL      ((QState)6U)
 
// transitions need to execute transition-action table in ::QMsm
#define Q_RET_TRAN      ((QState)7U)
#define Q_RET_TRAN_INIT ((QState)8U)
 
// transitions that additionally clobber me->state
#define Q_RET_TRAN_HIST ((QState)9U)
 
// Reserved signals by the QP-framework.
#define Q_EMPTY_SIG     ((QSignal)0U)
#define Q_ENTRY_SIG     ((QSignal)1U)
#define Q_EXIT_SIG      ((QSignal)2U)
#define Q_INIT_SIG      ((QSignal)3U)
#define Q_USER_SIG      ((enum_t)4)
 
//! @protected @memberof QAsm
static inline void QAsm_ctor(QAsm * const me) {
    me->vptr      = (struct QAsmVtable *)0;
    me->state.fun = (QStateHandler)0;
    me->temp.fun  = (QStateHandler)0;
}
 
struct QAsmVtable {
    void (*init)(QAsm * const me, void const * const e,
                 uint_fast8_t const qsId);
    void (*dispatch)(QAsm * const me, QEvt const * const e,
                     uint_fast8_t const qsId);
    bool (*isIn)(QAsm * const me, QStateHandler const stateHndl);
#ifdef Q_SPY
    QStateHandler (*getStateHandler)(QAsm * const me);
#endif // Q_SPY
};
 
#ifdef Q_SPY
    #define QASM_INIT(me_, par_, qsId_) \
        (*((QAsm *)(me_))->vptr->init)((QAsm *)(me_), (par_), (qsId_))
    #define QASM_DISPATCH(me_, e_, qsId_) \
        (*((QAsm *)(me_))->vptr->dispatch)((QAsm *)(me_), (e_), (qsId_))
    #define QASM_IS_IN(me_, stateHndl_) \
        (*((QAsm *)(me_))->vptr->isIn)((QAsm *)(me_), (stateHndl_))
#else
    #define QASM_INIT(me_, par_, dummy) \
        (*((QAsm *)(me_))->vptr->init)((QAsm *)(me_), (par_), 0U)
    #define QASM_DISPATCH(me_, e_, dummy) \
        (*((QAsm *)(me_))->vptr->dispatch)((QAsm *)(me_), (e_), 0U)
#endif // ndef Q_SPY
 
#define Q_ASM_UPCAST(ptr_) ((QAsm *)(ptr_))
 
//============================================================================
//! @class QHsm
//! @extends QAsm
typedef struct {
    QAsm super; //!< @protected @memberof QHsm
} QHsm;
 
//! @protected @memberof QHsm
void QHsm_ctor(QHsm * const me,
    QStateHandler const initial);
 
//! @private @memberof QHsm
void QHsm_init_(
    QAsm * const me,
    void const * const e,
    uint_fast8_t const qsId);
 
//! @private @memberof QHsm
void QHsm_dispatch_(
    QAsm * const me,
    QEvt const * const e,
    uint_fast8_t const qsId);
 
//! @private @memberof QHsm
bool QHsm_isIn_(
    QAsm * const me,
    QStateHandler const stateHndl);
 
#ifdef Q_SPY
//! @private @memberof QHsm
QStateHandler QHsm_getStateHandler_(QAsm * const me);
#endif // def Q_SPY
 
//! @protected @memberof QHsm
QState QHsm_top(QHsm const * const me,
    QEvt const * const e);
 
//! @public @memberof QHsm
static inline QStateHandler QHsm_state(QHsm const * const me) {
    return me->super.state.fun;
}
 
//! @public @memberof QHsm
QStateHandler QHsm_childState(QHsm * const me,
    QStateHandler const parentHndl);
 
#define Q_HSM_UPCAST(ptr_) ((QHsm *)(ptr_))
 
#define Q_TRAN(target_) \
    ((Q_ASM_UPCAST(me))->temp.fun = Q_STATE_CAST(target_), \
     (QState)Q_RET_TRAN)
#define Q_TRAN_HIST(hist_) \
    ((Q_ASM_UPCAST(me))->temp.fun = (hist_), \
     (QState)Q_RET_TRAN_HIST)
#define Q_SUPER(super_) \
    ((Q_ASM_UPCAST(me))->temp.fun = Q_STATE_CAST(super_), \
     (QState)Q_RET_SUPER)
#define Q_HANDLED()   ((QState)Q_RET_HANDLED)
#define Q_UNHANDLED() ((QState)Q_RET_UNHANDLED)
 
//============================================================================
//! @class QMsm
//! @extends QAsm
typedef struct {
    QAsm super; //!< @protected @memberof QMsm
} QMsm;
 
//! @protected @memberof QMsm
void QMsm_ctor(QMsm * const me,
    QStateHandler const initial);
 
//! @private @memberof QMsm
void QMsm_init_(
    QAsm * const me,
    void const * const e,
    uint_fast8_t const qsId);
 
//! @private @memberof QMsm
void QMsm_dispatch_(
    QAsm * const me,
    QEvt const * const e,
    uint_fast8_t const qsId);
 
//! @private @memberof QMsm
bool QMsm_isIn_(
    QAsm * const me,
    QStateHandler const stateHndl);
 
#ifdef Q_SPY
//! @public @memberof QMsm
QStateHandler QMsm_getStateHandler_(QAsm * const me);
#endif // def Q_SPY
 
//! @public @memberof QMsm
static inline QMState const * QMsm_stateObj(QMsm const * const me) {
    return me->super.state.obj;
}
 
//! @public @memberof QMsm
QMState const * QMsm_childStateObj(QMsm const * const me,
    QMState const * const parent);
//============================================================================
// QEP-macros
 
#define Q_MSM_UPCAST(ptr_) ((QMsm *)(ptr_))
#ifdef Q_SPY
    #define QM_ENTRY(state_) \
        ((Q_ASM_UPCAST(me))->temp.obj = (state_), (QState)Q_RET_ENTRY)
    #define QM_EXIT(state_) \
        ((Q_ASM_UPCAST(me))->temp.obj = (state_), (QState)Q_RET_EXIT)
#else
    #define QM_ENTRY(dummy) ((QState)Q_RET_ENTRY)
    #define QM_EXIT(dummy)  ((QState)Q_RET_EXIT)
#endif // ndef Q_SPY
 
#define QM_TRAN(tatbl_) ((Q_ASM_UPCAST(me))->temp.tatbl \
    = (struct QMTranActTable const *)(tatbl_), (QState)Q_RET_TRAN)
 
#define QM_TRAN_INIT(tatbl_) ((Q_ASM_UPCAST(me))->temp.tatbl \
    = (struct QMTranActTable const *)(tatbl_), (QState)Q_RET_TRAN_INIT)
 
#define QM_TRAN_HIST(history_, tatbl_) \
    ((((Q_ASM_UPCAST(me))->state.obj  = (history_)), \
      ((Q_ASM_UPCAST(me))->temp.tatbl = \
          (struct QMTranActTable const *)(tatbl_))), (QState)Q_RET_TRAN_HIST)
 
#define QM_HANDLED()   ((QState)Q_RET_HANDLED)
#define QM_UNHANDLED() ((QState)Q_RET_UNHANDLED)
#define QM_SUPER()     ((QState)Q_RET_SUPER)
#define QM_STATE_NULL  ((QMState *)0)
 
//============================================================================
// QF (active object framework) types
 
typedef uint16_t QPrioSpec;
 
#if (QF_TIMEEVT_CTR_SIZE == 1U)
    typedef uint8_t QTimeEvtCtr;
#elif (QF_TIMEEVT_CTR_SIZE == 2U)
    typedef uint16_t QTimeEvtCtr;
#elif (QF_TIMEEVT_CTR_SIZE == 4U)
    typedef uint32_t QTimeEvtCtr;
#endif // (QF_TIMEEVT_CTR_SIZE == 4U)
 
#if (QF_MAX_ACTIVE <= 8U)
    typedef uint8_t QPSetBits;
#elif (8U < QF_MAX_ACTIVE) && (QF_MAX_ACTIVE <= 16U)
    typedef uint16_t QPSetBits;
#elif (16U < QF_MAX_ACTIVE)
    typedef uint32_t QPSetBits;
#endif // (16U < QF_MAX_ACTIVE)
 
#ifndef QF_LOG2
    uint_fast8_t QF_LOG2(QPSetBits const bitmask);
#endif // ndef QF_LOG2
 
//============================================================================
//! @class QPSet
typedef struct {
    //! @private @memberof QPSet
    QPSetBits bits[((QF_MAX_ACTIVE + (8U*sizeof(QPSetBits))) - 1U)
                   / (8U*sizeof(QPSetBits))];
} QPSet;
 
//! @public @memberof QPSet
static inline void QPSet_setEmpty(QPSet * const me) {
    me->bits[0] = 0U;
#if (QF_MAX_ACTIVE > 32)
    me->bits[1] = 0U;
#endif
}
 
//! @public @memberof QPSet
static inline bool QPSet_isEmpty(QPSet const * const me) {
#if (QF_MAX_ACTIVE <= 32U)
    return (me->bits[0] == 0U);
#else
    return (me->bits[0] == 0U) ? (me->bits[1] == 0U) : false;
#endif
}
 
//! @public @memberof QPSet
static inline bool QPSet_notEmpty(QPSet const * const me) {
#if (QF_MAX_ACTIVE <= 32U)
    return (me->bits[0] != 0U);
#else
    return (me->bits[0] != 0U) ? true : (me->bits[1] != 0U);
#endif
}
 
//! @public @memberof QPSet
static inline bool QPSet_hasElement(QPSet const * const me,
    uint_fast8_t const n)
{
#if (QF_MAX_ACTIVE <= 32U)
    return (me->bits[0] & ((QPSetBits)1U << (n - 1U))) != 0U;
#else
    return (n <= 32U)
        ? ((me->bits[0] & ((QPSetBits)1U << (n - 1U)))  != 0U)
        : ((me->bits[1] & ((QPSetBits)1U << (n - 33U))) != 0U);
#endif
}
 
//! @public @memberof QPSet
static inline void QPSet_insert(QPSet * const me,
    uint_fast8_t const n)
{
#if (QF_MAX_ACTIVE <= 32U)
    me->bits[0] = (me->bits[0] | ((QPSetBits)1U << (n - 1U)));
#else
    if (n <= 32U) {
        me->bits[0] = (me->bits[0] | ((QPSetBits)1U << (n - 1U)));
    }
    else {
        me->bits[1] = (me->bits[1] | ((QPSetBits)1U << (n - 33U)));
    }
#endif
}
 
//! @public @memberof QPSet
static inline void QPSet_remove(QPSet * const me,
    uint_fast8_t const n)
{
#if (QF_MAX_ACTIVE <= 32U)
    me->bits[0] = (me->bits[0] & (QPSetBits)(~((QPSetBits)1U << (n - 1U))));
#else
    if (n <= 32U) {
        (me->bits[0] = (me->bits[0] & ~((QPSetBits)1U << (n - 1U))));
    }
    else {
        (me->bits[1] = (me->bits[1] & ~((QPSetBits)1U << (n - 33U))));
    }
#endif
}
 
//! @public @memberof QPSet
static inline uint_fast8_t QPSet_findMax(QPSet const * const me) {
#if (QF_MAX_ACTIVE <= 32U)
    return QF_LOG2(me->bits[0]);
#else
    return (me->bits[1] != 0U)
        ? (QF_LOG2(me->bits[1]) + 32U)
        : (QF_LOG2(me->bits[0]));
#endif
}
 
//! @struct QSubscrList
typedef struct {
    QPSet set;     //!< @private @memberof QSubscrList
} QSubscrList;
 
struct QEQueue; // forward declaration
 
//============================================================================
//! @class QActive
//! @extends QAsm
typedef struct QActive {
    QAsm super;    //!< @protected @memberof QActive
    uint8_t prio;  //!< @protected @memberof QActive
    uint8_t pthre; //!< @protected @memberof QActive
 
#ifdef QACTIVE_THREAD_TYPE
    QACTIVE_THREAD_TYPE thread; //!< @protected @memberof QActive
#endif // def QACTIVE_THREAD_TYPE
 
#ifdef QACTIVE_OS_OBJ_TYPE
    QACTIVE_OS_OBJ_TYPE osObject; //!< @protected @memberof QActive
#endif // def QACTIVE_OS_OBJ_TYPE
 
#ifdef QACTIVE_EQUEUE_TYPE
    QACTIVE_EQUEUE_TYPE eQueue; //!< @protected @memberof QActive
#endif // def QACTIVE_EQUEUE_TYPE
} QActive;
 
//! @static @private @memberof QActive
extern QActive * QActive_registry_[QF_MAX_ACTIVE + 1U];
 
//! @static @private @memberof QActive
extern QSubscrList * QActive_subscrList_;
 
//! @static @private @memberof QActive
extern enum_t QActive_maxPubSignal_;
 
//! @protected @memberof QActive
void QActive_ctor(QActive * const me,
    QStateHandler const initial);
 
//! @public @memberof QActive
void QActive_setAttr(QActive * const me,
    uint32_t attr1,
    void const * attr2);
 
//! @public @memberof QActive
void QActive_start(QActive * const me,
    QPrioSpec const prioSpec,
    QEvtPtr * const qSto,
    uint_fast16_t const qLen,
    void * const stkSto,
    uint_fast16_t const stkSize,
    void const * const par);
 
#ifdef QACTIVE_CAN_STOP
//! @protected @memberof QActive
void QActive_stop(QActive * const me);
#endif // def QACTIVE_CAN_STOP
 
//! @private @memberof QActive
void QActive_register_(QActive * const me);
 
//! @private @memberof QActive
void QActive_unregister_(QActive * const me);
 
//! @private @memberof QActive
bool QActive_post_(QActive * const me,
    QEvt const * const e,
    uint_fast16_t const margin,
    void const * const sender);
 
//! @private @memberof QActive
void QActive_postLIFO_(QActive * const me,
    QEvt const * const e);
 
//! @private @memberof QActive
QEvt const * QActive_get_(QActive * const me);
 
//! @static @public @memberof QActive
void QActive_psInit(
    QSubscrList * const subscrSto,
    enum_t const maxSignal);
 
//! @static @private @memberof QActive
void QActive_publish_(
    QEvt const * const e,
    void const * const sender,
    uint_fast8_t const qsId);
 
//! @static @public @memberof QActive
uint_fast16_t QActive_getQueueMin(uint_fast8_t const prio);
 
//! @protected @memberof QActive
void QActive_subscribe(QActive const * const me,
    enum_t const sig);
 
//! @protected @memberof QActive
void QActive_unsubscribe(QActive const * const me,
    enum_t const sig);
 
//! @protected @memberof QActive
void QActive_unsubscribeAll(QActive const * const me);
 
//! @protected @memberof QActive
bool QActive_defer(QActive const * const me,
    struct QEQueue * const eq,
    QEvt const * const e);
 
//! @protected @memberof QActive
bool QActive_recall(QActive * const me,
    struct QEQueue * const eq);
 
//! @protected @memberof QActive
uint_fast16_t QActive_flushDeferred(QActive const * const me,
    struct QEQueue * const eq,
    uint_fast16_t const num);
 
//! @private @memberof QActive
void QActive_evtLoop_(QActive * const me);
 
//============================================================================
//! @class QMActive
//! @extends QActive
typedef struct {
    QActive super; //!< @protected @memberof QMActive
} QMActive;
 
//! @protected @memberof QMActive
void QMActive_ctor(QMActive * const me,
    QStateHandler const initial);
 
//============================================================================
//! @class QTimeEvt
//! @extends QEvt
typedef struct QTimeEvt {
    QEvt super;                      //!< @protected @memberof QTimeEvt
 
    struct QTimeEvt * volatile next; //!< @private @memberof QTimeEvt
    void * act;                      //!< @private @memberof QTimeEvt
    QTimeEvtCtr volatile ctr;        //!< @private @memberof QTimeEvt
    QTimeEvtCtr interval;            //!< @private @memberof QTimeEvt
    uint8_t tickRate;                //!< @private @memberof QTimeEvt
    uint8_t flags;                   //!< @private @memberof QTimeEvt
} QTimeEvt;
 
//! @public @memberof QTimeEvt
void QTimeEvt_ctorX(QTimeEvt * const me,
    QActive * const act,
    enum_t const sig,
    uint_fast8_t const tickRate);
 
//! @public @memberof QTimeEvt
void QTimeEvt_armX(QTimeEvt * const me,
    uint32_t const nTicks,
    uint32_t const interval);
 
//! @public @memberof QTimeEvt
bool QTimeEvt_disarm(QTimeEvt * const me);
 
//! @public @memberof QTimeEvt
bool QTimeEvt_rearm(QTimeEvt * const me,
    uint32_t const nTicks);
 
//! @public @memberof QTimeEvt
bool QTimeEvt_wasDisarmed(QTimeEvt * const me);
 
//! @public @memberof QTimeEvt
QTimeEvtCtr QTimeEvt_currCtr(QTimeEvt const * const me);
 
//! @static @private @memberof QTimeEvt
void QTimeEvt_init(void);
 
//! @static @private @memberof QTimeEvt
void QTimeEvt_tick_(
    uint_fast8_t const tickRate,
    void const * const sender);
 
//! @private @memberof QTimeEvt
QTimeEvt * QTimeEvt_expire_(QTimeEvt * const me,
    QTimeEvt * const prev_link,
    QActive const * const act,
    uint_fast8_t const tickRate);
 
#ifdef Q_UTEST
    //! @static @private @memberof QTimeEvt
    void QTimeEvt_tick1_(
        uint_fast8_t const tickRate,
        void const * const sender);
#endif // def Q_UTEST
 
//! @static @public @memberof QTimeEvt
bool QTimeEvt_noActive(uint_fast8_t const tickRate);
 
//! @static @private @memberof QTimeEvt
extern QTimeEvt QTimeEvt_timeEvtHead_[QF_MAX_TICK_RATE];
 
//============================================================================
//! @class QTicker
//! @extends QActive
typedef struct {
    QActive super; //!< @protected @memberof QTicker
} QTicker;
 
//! @public @memberof QTicker
void QTicker_ctor(QTicker * const me,
    uint_fast8_t const tickRate);
 
//! @private @memberof QTicker
void QTicker_init_(
    QAsm * const me,
    void const * const par,
    uint_fast8_t const qsId);
 
//! @private @memberof QTicker
void QTicker_dispatch_(
    QAsm * const me,
    QEvt const * const e,
    uint_fast8_t const qsId);
 
//! @private @memberof QTicker
void QTicker_trig_(
    QActive * const me,
    void const * const sender);
 
//============================================================================
// QF base facilities
 
//! @static @public @memberof QF
void QF_init(void);
 
//! @static @public @memberof QF
void QF_stop(void);
 
//! @static @public @memberof QF
int_t QF_run(void);
 
//! @static @public @memberof QF
void QF_onStartup(void);
 
//! @static @public @memberof QF
void QF_onCleanup(void);
 
#ifdef QF_ON_CONTEXT_SW
    //! @static @public @memberof QF
    void QF_onContextSw(
        QActive * prev,
        QActive * next);
#endif // def QF_ON_CONTEXT_SW
 
#define Q_PRIO(prio_, pthre_) ((QPrioSpec)((prio_) | ((pthre_) << 8U)))
#define QF_NO_MARGIN ((uint_fast16_t)0xFFFFU)
 
//============================================================================
// QF dynamic memory facilities
 
//! @static @public @memberof QF
void QF_poolInit(
    void * const poolSto,
    uint_fast32_t const poolSize,
    uint_fast16_t const evtSize);
 
//! @static @public @memberof QF
uint_fast16_t QF_poolGetMaxBlockSize(void);
 
//! @static @public @memberof QF
uint_fast16_t QF_getPoolMin(uint_fast8_t const poolNum);
 
//! @static @private @memberof QF
QEvt * QF_newX_(
    uint_fast16_t const evtSize,
    uint_fast16_t const margin,
    enum_t const sig);
 
//! @static @public @memberof QF
void QF_gc(QEvt const * const e);
 
//! @static @private @memberof QF
QEvt const * QF_newRef_(
    QEvt const * const e,
    void const * const evtRef);
 
//! @static @private @memberof QF
void QF_deleteRef_(void const * const evtRef);
 
//! @static @public @memberof QF
void QF_gcFromISR(QEvt const * const e);
 
#ifdef QEVT_PAR_INIT
    #define Q_NEW(evtT_, sig_, ...) \
        (evtT_##_init((evtT_ *)QF_newX_((uint_fast16_t)sizeof(evtT_), \
                      QF_NO_MARGIN, (sig_)), __VA_ARGS__))
    #define Q_NEW_X(evtT_, margin_, sig_, ...) \
        (evtT_##_init((evtT_ *)QF_newX_((uint_fast16_t)sizeof(evtT_), \
                      (margin_), (sig_)), __VA_ARGS__))
#else
    #define Q_NEW(evtT_, sig_) \
        ((evtT_ *)QF_newX_((uint_fast16_t)sizeof(evtT_), \
                           QF_NO_MARGIN, (enum_t)(sig_)))
    #define Q_NEW_X(evtT_, margin_, sig_) \
        ((evtT_ *)QF_newX_((uint_fast16_t)sizeof(evtT_), \
                          (margin_), (enum_t)(sig_)))
#endif // QEVT_PAR_INIT
 
#define Q_NEW_REF(evtRef_, evtT_) \
    ((evtRef_) = (evtT_ const *)QF_newRef_(e, (evtRef_)))
#define Q_DELETE_REF(evtRef_) do { \
    QF_deleteRef_((evtRef_)); \
    (evtRef_) = (void *)0; \
} while (false)
 
#ifdef Q_SPY
    #define QACTIVE_POST(me_, e_, sender_) \
        ((void)QActive_post_((me_), (e_), QF_NO_MARGIN, (sender_)))
    #define QACTIVE_POST_X(me_, e_, margin_, sender_) \
        (QActive_post_((me_), (e_), (margin_), (sender_)))
    #define QACTIVE_PUBLISH(e_, sender_) \
        (QActive_publish_((e_), (void const *)(sender_), (sender_)->prio))
    #define QTIMEEVT_TICK_X(tickRate_, sender_) (QTimeEvt_tick_((tickRate_), (sender_)))
    #define QTICKER_TRIG(ticker_, sender_) (QTicker_trig_((ticker_), (sender_)))
#else
    #define QACTIVE_POST(me_, e_, dummy) \
        ((void)QActive_post_((me_), (e_), QF_NO_MARGIN, (void *)0))
    #define QACTIVE_POST_X(me_, e_, margin_, dummy) \
        (QActive_post_((me_), (e_), (margin_), (void *)0))
    #define QACTIVE_PUBLISH(e_, dummy) (QActive_publish_((e_), (void *)0, 0U))
    #define QTIMEEVT_TICK_X(tickRate_, dummy) (QTimeEvt_tick_((tickRate_), (void *)0))
    #define QTICKER_TRIG(ticker_, sender_) (QTicker_trig_((ticker_), (void *)0))
#endif // ndef Q_SPY
 
#define QACTIVE_POST_LIFO(me_, e_) (QActive_postLIFO_((me_), (e_)))
#define QTIMEEVT_TICK(sender_)     QTIMEEVT_TICK_X(0U, (sender_))
 
#ifndef QF_CRIT_EXIT_NOP
    #define QF_CRIT_EXIT_NOP() ((void)0)
#endif // ndef QF_CRIT_EXIT_NOP
 
//============================================================================
// memory protection facilities
 
#ifdef QF_MEM_ISOLATE
    #error Memory isolation not supported in this QP edition, need SafeQP
#endif // def QF_MEM_ISOLATE
 
#endif // QP_H_