vendor Catch2 and ETL

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parent 3915e0d641
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/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2017 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
//***************************************************************************
// To generate to header file, run this at the command line.
// Note: You will need Python and COG installed.
//
// python -m cogapp -d -e -ofsm.h -DHandlers=<n> fsm_generator.h
// Where <n> is the number of messages to support.
//
// e.g.
// To generate handlers for up to 16 events...
// python -m cogapp -d -e -ofsm.h -DHandlers=16 fsm_generator.h
//
// See generate.bat
//***************************************************************************
#ifndef ETL_FSM_INCLUDED
#define ETL_FSM_INCLUDED
#include "platform.h"
#include "array.h"
#include "nullptr.h"
#include "error_handler.h"
#include "exception.h"
#include "user_type.h"
#include "message_router.h"
#include "integral_limits.h"
#include "largest.h"
#include <stdint.h>
#include "private/minmax_push.h"
namespace etl
{
class fsm;
class hfsm;
/// Allow alternative type for state id.
#if !defined(ETL_FSM_STATE_ID_TYPE)
typedef uint_least8_t fsm_state_id_t;
#else
typedef ETL_FSM_STATE_ID_TYPE fsm_state_id_t;
#endif
// For internal FSM use.
typedef typename etl::larger_type<etl::message_id_t>::type fsm_internal_id_t;
#if ETL_USING_CPP17 && !defined(ETL_FSM_FORCE_CPP03_IMPLEMENTATION) // For C++17 and above
template <typename, typename, etl::fsm_state_id_t, typename...>
class fsm_state;
#else
/*[[[cog
import cog
cog.outl("template <typename, typename, etl::fsm_state_id_t,")
cog.out(" ")
for n in range(1, int(Handlers)):
cog.out("typename, ")
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename>")
cog.outl("class fsm_state;")
]]]*/
/*[[[end]]]*/
#endif
//***************************************************************************
/// Base exception class for FSM.
//***************************************************************************
class fsm_exception : public etl::exception
{
public:
fsm_exception(string_type reason_, string_type file_name_, numeric_type line_number_)
: etl::exception(reason_, file_name_, line_number_)
{
}
};
//***************************************************************************
/// Exception for null state pointer.
//***************************************************************************
class fsm_null_state_exception : public etl::fsm_exception
{
public:
fsm_null_state_exception(string_type file_name_, numeric_type line_number_)
: etl::fsm_exception(ETL_ERROR_TEXT("fsm:null state", ETL_FSM_FILE_ID"A"), file_name_, line_number_)
{
}
};
//***************************************************************************
/// Exception for invalid state id.
//***************************************************************************
class fsm_state_id_exception : public etl::fsm_exception
{
public:
fsm_state_id_exception(string_type file_name_, numeric_type line_number_)
: etl::fsm_exception(ETL_ERROR_TEXT("fsm:state id", ETL_FSM_FILE_ID"B"), file_name_, line_number_)
{
}
};
//***************************************************************************
/// Exception for incompatible state list.
//***************************************************************************
class fsm_state_list_exception : public etl::fsm_exception
{
public:
fsm_state_list_exception(string_type file_name_, numeric_type line_number_)
: etl::fsm_exception(ETL_ERROR_TEXT("fsm:state list", ETL_FSM_FILE_ID"C"), file_name_, line_number_)
{
}
};
//***************************************************************************
/// Exception for incompatible order state list.
//***************************************************************************
class fsm_state_list_order_exception : public etl::fsm_exception
{
public:
fsm_state_list_order_exception(string_type file_name_, numeric_type line_number_)
: etl::fsm_exception(ETL_ERROR_TEXT("fsm:state list order", ETL_FSM_FILE_ID"D"), file_name_, line_number_)
{
}
};
//***************************************************************************
/// Exception for forbidden state changes.
//***************************************************************************
class fsm_state_composite_state_change_forbidden : public etl::fsm_exception
{
public:
fsm_state_composite_state_change_forbidden(string_type file_name_, numeric_type line_number_)
: etl::fsm_exception(ETL_ERROR_TEXT("fsm:change in composite state forbidden", ETL_FSM_FILE_ID"E"), file_name_, line_number_)
{
}
};
//***************************************************************************
/// Exception for message received but not started.
//***************************************************************************
class fsm_not_started : public etl::fsm_exception
{
public:
fsm_not_started(string_type file_name_, numeric_type line_number_)
: etl::fsm_exception(ETL_ERROR_TEXT("fsm:not started", ETL_FSM_FILE_ID"F"), file_name_, line_number_)
{
}
};
namespace private_fsm
{
template <typename T = void>
class ifsm_state_helper
{
public:
// Pass this whenever no state change is desired.
// The highest unsigned value of fsm_state_id_t.
static ETL_CONSTANT fsm_state_id_t No_State_Change = etl::integral_limits<fsm_state_id_t>::max;
// Pass this when this event also needs to be passed to the parent.
static ETL_CONSTANT fsm_state_id_t Pass_To_Parent = No_State_Change - 1U;
// Pass this when this event should trigger a self transition.
static ETL_CONSTANT fsm_state_id_t Self_Transition = No_State_Change - 2U;
};
template <typename T>
ETL_CONSTANT fsm_state_id_t ifsm_state_helper<T>::No_State_Change;
template <typename T>
ETL_CONSTANT fsm_state_id_t ifsm_state_helper<T>::Pass_To_Parent;
template <typename T>
ETL_CONSTANT fsm_state_id_t ifsm_state_helper<T>::Self_Transition;
}
//***************************************************************************
/// Interface class for FSM states.
//***************************************************************************
class ifsm_state : public private_fsm::ifsm_state_helper<>
{
public:
/// Allows ifsm_state functions to be private.
friend class etl::fsm;
friend class etl::hfsm;
using private_fsm::ifsm_state_helper<>::No_State_Change;
using private_fsm::ifsm_state_helper<>::Pass_To_Parent;
using private_fsm::ifsm_state_helper<>::Self_Transition;
#if ETL_USING_CPP17 && !defined(ETL_FSM_FORCE_CPP03_IMPLEMENTATION) // For C++17 and above
template <typename, typename, etl::fsm_state_id_t, typename...>
friend class fsm_state;
#else
/*[[[cog
import cog
cog.outl(" template <typename, typename, etl::fsm_state_id_t,")
cog.out(" ")
for n in range(1, int(Handlers)):
cog.out("typename, ")
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename>")
]]]*/
/*[[[end]]]*/
friend class etl::fsm_state;
#endif
//*******************************************
/// Gets the id for this state.
//*******************************************
etl::fsm_state_id_t get_state_id() const
{
return state_id;
}
//*******************************************
/// Adds a child to this state.
/// Only of use when part of an HFSM.
//*******************************************
void add_child_state(etl::ifsm_state& state)
{
ETL_ASSERT(state.p_parent == ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
state.p_parent = this;
if (p_default_child == ETL_NULLPTR)
{
p_active_child = &state;
p_default_child = &state;
}
}
//*******************************************
/// Adds a list of child states.
/// Only of use when part of an HFSM.
//*******************************************
template <typename TSize>
void set_child_states(etl::ifsm_state** state_list, TSize size)
{
p_active_child = ETL_NULLPTR;
p_default_child = ETL_NULLPTR;
for (TSize i = 0; i < size; ++i)
{
ETL_ASSERT(state_list[i] != ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
add_child_state(*state_list[i]);
}
}
protected:
//*******************************************
/// Constructor.
//*******************************************
ifsm_state(etl::fsm_state_id_t state_id_)
: state_id(state_id_),
p_context(ETL_NULLPTR),
p_parent(ETL_NULLPTR),
p_active_child(ETL_NULLPTR),
p_default_child(ETL_NULLPTR)
{
}
//*******************************************
/// Destructor.
//*******************************************
virtual ~ifsm_state()
{
}
//*******************************************
etl::fsm& get_fsm_context() const
{
return *p_context;
}
private:
virtual fsm_state_id_t process_event(const etl::imessage& message) = 0;
virtual fsm_state_id_t on_enter_state() { return No_State_Change; } // By default, do nothing.
virtual void on_exit_state() {} // By default, do nothing.
//*******************************************
void set_fsm_context(etl::fsm& context)
{
p_context = &context;
}
// The state id.
const etl::fsm_state_id_t state_id;
// A pointer to the FSM context.
etl::fsm* p_context;
// A pointer to the parent.
ifsm_state* p_parent;
// A pointer to the active child.
ifsm_state* p_active_child;
// A pointer to the default active child.
ifsm_state* p_default_child;
// Disabled.
ifsm_state(const ifsm_state&);
ifsm_state& operator =(const ifsm_state&);
};
//***************************************************************************
/// The FSM class.
//***************************************************************************
class fsm : public etl::imessage_router
{
public:
friend class etl::hfsm;
using imessage_router::receive;
//*******************************************
/// Constructor.
//*******************************************
fsm(etl::message_router_id_t id)
: imessage_router(id)
, p_state(ETL_NULLPTR)
, state_list(ETL_NULLPTR)
, number_of_states(0U)
{
}
//*******************************************
/// Set the states for the FSM
//*******************************************
template <typename TSize>
void set_states(etl::ifsm_state** p_states, TSize size)
{
state_list = p_states;
number_of_states = etl::fsm_state_id_t(size);
ETL_ASSERT(number_of_states > 0, ETL_ERROR(etl::fsm_state_list_exception));
ETL_ASSERT(number_of_states < ifsm_state::No_State_Change, ETL_ERROR(etl::fsm_state_list_exception));
for (etl::fsm_state_id_t i = 0; i < size; ++i)
{
ETL_ASSERT(state_list[i] != ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
ETL_ASSERT(state_list[i]->get_state_id() == i, ETL_ERROR(etl::fsm_state_list_order_exception));
state_list[i]->set_fsm_context(*this);
}
}
//*******************************************
/// Starts the FSM.
/// Can only be called once.
/// Subsequent calls will do nothing.
///\param call_on_enter_state If true will call on_enter_state() for the first state. Default = true.
//*******************************************
virtual void start(bool call_on_enter_state = true)
{
// Can only be started once.
if (p_state == ETL_NULLPTR)
{
p_state = state_list[0];
ETL_ASSERT(p_state != ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
if (call_on_enter_state)
{
etl::fsm_state_id_t next_state_id;
etl::ifsm_state* p_last_state;
do
{
p_last_state = p_state;
next_state_id = p_state->on_enter_state();
if (next_state_id != ifsm_state::No_State_Change)
{
ETL_ASSERT(next_state_id < number_of_states, ETL_ERROR(etl::fsm_state_id_exception));
p_state = state_list[next_state_id];
}
} while (p_last_state != p_state);
}
}
}
//*******************************************
/// Top level message handler for the FSM.
//*******************************************
void receive(const etl::imessage& message) ETL_OVERRIDE
{
if (is_started())
{
etl::fsm_state_id_t next_state_id = p_state->process_event(message);
if (have_changed_state(next_state_id))
{
ETL_ASSERT_OR_RETURN(next_state_id < number_of_states, ETL_ERROR(etl::fsm_state_id_exception));
etl::ifsm_state* p_next_state = state_list[next_state_id];
do
{
p_state->on_exit_state();
p_state = p_next_state;
next_state_id = p_state->on_enter_state();
if (have_changed_state(next_state_id))
{
ETL_ASSERT_OR_RETURN(next_state_id < number_of_states, ETL_ERROR(etl::fsm_state_id_exception));
p_next_state = state_list[next_state_id];
}
} while (p_next_state != p_state); // Have we changed state again?
}
else if (is_self_transition(next_state_id))
{
p_state->on_exit_state();
p_state->on_enter_state();
}
}
else
{
ETL_ASSERT_FAIL(ETL_ERROR(etl::fsm_not_started));
}
}
using imessage_router::accepts;
//*******************************************
/// Does this FSM accept the message id?
/// Yes, it accepts everything!
//*******************************************
bool accepts(etl::message_id_t) const ETL_OVERRIDE
{
return true;
}
//*******************************************
/// Gets the current state id.
//*******************************************
etl::fsm_state_id_t get_state_id() const
{
ETL_ASSERT(p_state != ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
return p_state->get_state_id();
}
//*******************************************
/// Gets a reference to the current state interface.
//*******************************************
ifsm_state& get_state()
{
ETL_ASSERT(p_state != ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
return *p_state;
}
//*******************************************
/// Gets a const reference to the current state interface.
//*******************************************
const ifsm_state& get_state() const
{
ETL_ASSERT(p_state != ETL_NULLPTR, ETL_ERROR(etl::fsm_null_state_exception));
return *p_state;
}
//*******************************************
/// Checks if the FSM has been started.
//*******************************************
bool is_started() const
{
return p_state != ETL_NULLPTR;
}
//*******************************************
/// Reset the FSM to pre-started state.
///\param call_on_exit_state If true will call on_exit_state() for the current state. Default = false.
//*******************************************
virtual void reset(bool call_on_exit_state = false)
{
if ((p_state != ETL_NULLPTR) && call_on_exit_state)
{
p_state->on_exit_state();
}
p_state = ETL_NULLPTR;
}
//********************************************
ETL_DEPRECATED bool is_null_router() const ETL_OVERRIDE
{
return false;
}
//********************************************
bool is_producer() const ETL_OVERRIDE
{
return true;
}
//********************************************
bool is_consumer() const ETL_OVERRIDE
{
return true;
}
private:
//********************************************
bool have_changed_state(etl::fsm_state_id_t next_state_id) const
{
return (next_state_id != p_state->get_state_id()) &&
(next_state_id != ifsm_state::No_State_Change) &&
(next_state_id != ifsm_state::Self_Transition);
}
//********************************************
bool is_self_transition(etl::fsm_state_id_t next_state_id) const
{
return (next_state_id == ifsm_state::Self_Transition);
}
etl::ifsm_state* p_state; ///< A pointer to the current state.
etl::ifsm_state** state_list; ///< The list of added states.
etl::fsm_state_id_t number_of_states; ///< The number of states.
};
//*************************************************************************************************
// For C++17 and above.
//*************************************************************************************************
#if ETL_USING_CPP17 && !defined(ETL_FSM_FORCE_CPP03_IMPLEMENTATION) // For C++17 and above
//***************************************************************************
// The definition for all types.
//***************************************************************************
template <typename TContext, typename TDerived, etl::fsm_state_id_t STATE_ID_, typename... TMessageTypes>
class fsm_state : public ifsm_state
{
public:
static ETL_CONSTANT etl::fsm_state_id_t STATE_ID = STATE_ID_;
fsm_state()
: ifsm_state(STATE_ID)
{
}
protected:
~fsm_state()
{
}
TContext& get_fsm_context() const
{
return static_cast<TContext&>(ifsm_state::get_fsm_context());
}
private:
//********************************************
struct result_t
{
bool was_handled;
etl::fsm_state_id_t state_id;
};
//********************************************
etl::fsm_state_id_t process_event(const etl::imessage& message)
{
etl::fsm_state_id_t new_state_id;
const bool was_handled = (process_event_type<TMessageTypes>(message, new_state_id) || ...);
if (!was_handled || (new_state_id == Pass_To_Parent))
{
new_state_id = (p_parent != nullptr) ? p_parent->process_event(message) : static_cast<TDerived*>(this)->on_event_unknown(message);
}
return new_state_id;
}
//********************************************
template <typename TMessage>
bool process_event_type(const etl::imessage& msg, etl::fsm_state_id_t& new_state_id)
{
if (TMessage::ID == msg.get_message_id())
{
new_state_id = static_cast<TDerived*>(this)->on_event(static_cast<const TMessage&>(msg));
return true;
}
else
{
return false;
}
}
};
/// Definition of STATE_ID
template <typename TContext, typename TDerived, etl::fsm_state_id_t STATE_ID_, typename... TMessageTypes>
ETL_CONSTANT etl::fsm_state_id_t fsm_state<TContext, TDerived, STATE_ID_, TMessageTypes...>::STATE_ID;
#else
//*************************************************************************************************
// For C++14 and below.
//*************************************************************************************************
/*[[[cog
import cog
################################################
# The first definition for all of the events.
################################################
cog.outl("//***************************************************************************")
cog.outl("// The definition for all %s message types." % Handlers)
cog.outl("//***************************************************************************")
cog.outl("template <typename TContext, typename TDerived, etl::fsm_state_id_t STATE_ID_, ")
cog.out(" ")
for n in range(1, int(Handlers)):
cog.out("typename T%s = void, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s = void>" % Handlers)
cog.outl("class fsm_state : public ifsm_state")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl(" static ETL_CONSTANT etl::fsm_state_id_t STATE_ID = STATE_ID_;")
cog.outl("")
cog.outl(" fsm_state()")
cog.outl(" : ifsm_state(STATE_ID)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl("protected:")
cog.outl("")
cog.outl(" ~fsm_state()")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" TContext& get_fsm_context() const")
cog.outl(" {")
cog.outl(" return static_cast<TContext&>(ifsm_state::get_fsm_context());")
cog.outl(" }")
cog.outl("")
cog.outl("private:")
cog.outl("")
cog.outl(" etl::fsm_state_id_t process_event(const etl::imessage& message)")
cog.outl(" {")
cog.outl(" etl::fsm_state_id_t new_state_id;")
cog.outl(" etl::message_id_t event_id = message.get_message_id();")
cog.outl("")
cog.outl(" switch (event_id)")
cog.outl(" {")
for n in range(1, int(Handlers) + 1):
cog.out(" case T%d::ID:" % n)
cog.out(" new_state_id = static_cast<TDerived*>(this)->on_event(static_cast<const T%d&>(message));" % n)
cog.outl(" break;")
cog.out(" default:")
cog.out(" new_state_id = p_parent ? p_parent->process_event(message) : static_cast<TDerived*>(this)->on_event_unknown(message);")
cog.outl(" break;")
cog.outl(" }")
cog.outl("")
cog.outl(" return (new_state_id != Pass_To_Parent) ? new_state_id : (p_parent ? p_parent->process_event(message) : No_State_Change);")
cog.outl(" }")
cog.outl("};")
####################################
# All of the other specialisations.
####################################
for n in range(int(Handlers) - 1, 0, -1):
cog.outl("")
cog.outl("//***************************************************************************")
if n == 1:
cog.outl("// Specialisation for %d message type." % n)
else:
cog.outl("// Specialisation for %d message types." % n)
cog.outl("//***************************************************************************")
cog.outl("template <typename TContext, typename TDerived, etl::fsm_state_id_t STATE_ID_, ")
cog.out(" ")
for t in range(1, n):
cog.out("typename T%d, " % t)
if t % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%d>" % n)
cog.out("class fsm_state<TContext, TDerived, STATE_ID_, ")
for t in range(1, n + 1):
cog.out("T%d, " % t)
if t % 16 == 0:
cog.outl("")
cog.out(" ")
for t in range(n + 1, int(Handlers)):
cog.out("void, ")
if t % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("void> : public ifsm_state")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl(" static ETL_CONSTANT etl::fsm_state_id_t STATE_ID = STATE_ID_;")
cog.outl("")
cog.outl(" fsm_state()")
cog.outl(" : ifsm_state(STATE_ID)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl("protected:")
cog.outl("")
cog.outl(" ~fsm_state()")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" TContext& get_fsm_context() const")
cog.outl(" {")
cog.outl(" return static_cast<TContext&>(ifsm_state::get_fsm_context());")
cog.outl(" }")
cog.outl("")
cog.outl("private:")
cog.outl("")
cog.outl(" etl::fsm_state_id_t process_event(const etl::imessage& message)")
cog.outl(" {")
cog.outl(" etl::fsm_state_id_t new_state_id;")
cog.outl(" etl::message_id_t event_id = message.get_message_id();")
cog.outl("")
cog.outl(" switch (event_id)")
cog.outl(" {")
for n in range(1, n + 1):
cog.out(" case T%d::ID:" % n)
cog.out(" new_state_id = static_cast<TDerived*>(this)->on_event(static_cast<const T%d&>(message));" % n)
cog.outl(" break;")
cog.out(" default:")
cog.out(" new_state_id = p_parent ? p_parent->process_event(message) : static_cast<TDerived*>(this)->on_event_unknown(message);")
cog.outl(" break;")
cog.outl(" }")
cog.outl("")
cog.outl(" return (new_state_id != Pass_To_Parent) ? new_state_id : (p_parent ? p_parent->process_event(message) : No_State_Change);")
cog.outl(" }")
cog.outl("};")
####################################
# Specialisation for zero messages.
####################################
cog.outl("")
cog.outl("//***************************************************************************")
cog.outl("// Specialisation for 0 message types.")
cog.outl("//***************************************************************************")
cog.outl("template <typename TContext, typename TDerived, etl::fsm_state_id_t STATE_ID_>")
cog.out("class fsm_state<TContext, TDerived, STATE_ID_, ")
for t in range(1, int(Handlers)):
cog.out("void, ")
if t % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("void> : public ifsm_state")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl(" static ETL_CONSTANT etl::fsm_state_id_t STATE_ID = STATE_ID_;")
cog.outl("")
cog.outl(" fsm_state()")
cog.outl(" : ifsm_state(STATE_ID)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl("protected:")
cog.outl("")
cog.outl(" ~fsm_state()")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" TContext& get_fsm_context() const")
cog.outl(" {")
cog.outl(" return static_cast<TContext&>(ifsm_state::get_fsm_context());")
cog.outl(" }")
cog.outl("private:")
cog.outl("")
cog.outl(" etl::fsm_state_id_t process_event(const etl::imessage& message)")
cog.outl(" {")
cog.outl(" return p_parent ? p_parent->process_event(message) : static_cast<TDerived*>(this)->on_event_unknown(message);")
cog.outl(" }")
cog.outl("};")
cog.outl("")
cog.outl("template <typename TContext, typename TDerived, etl::fsm_state_id_t STATE_ID_, ")
cog.out(" ")
for n in range(1, int(Handlers)):
cog.out("typename T%s, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s>" % Handlers)
cog.out("ETL_CONSTANT etl::fsm_state_id_t fsm_state<TContext, TDerived, STATE_ID_, ")
for n in range(1, int(Handlers)):
cog.out("T%s, " % n)
cog.outl("T%s>::STATE_ID;" % Handlers)
]]]*/
/*[[[end]]]*/
#endif
}
#include "private/minmax_pop.h"
#endif

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@ -0,0 +1,9 @@
python -m cogapp -d -e -o../fsm.h -DHandlers=16 fsm_generator.h
python -m cogapp -d -e -o../message_router.h -DHandlers=16 message_router_generator.h
python -m cogapp -d -e -o../largest.h -DNTypes=16 largest_generator.h
python -m cogapp -d -e -o../smallest.h -DNTypes=16 smallest_generator.h
python -m cogapp -d -e -o../type_traits.h -DIsOneOf=16 type_traits_generator.h
python -m cogapp -d -e -o../type_lookup.h -DNTypes=16 type_lookup_generator.h
python -m cogapp -d -e -o../type_select.h -DNTypes=16 type_select_generator.h
python -m cogapp -d -e -o../message_packet.h -DHandlers=16 message_packet_generator.h
python -m cogapp -d -e -o../variant_pool.h -DNTypes=16 variant_pool_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../fsm.h -DHandlers=16 fsm_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../largest.h -DNTypes=16 largest_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../message_packet.h -DHandlers=16 message_packet_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../message_router.h -DHandlers=16 message_router_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../smallest.h -DNTypes=16 smallest_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../type_lookup.h -DNTypes=16 type_lookup_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../type_select.h -DNTypes=16 type_select_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../type_traits.h -DIsOneOf=16 type_traits_generator.h

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@ -0,0 +1 @@
python -m cogapp -d -e -o../variant_pool.h -DNTypes=16 variant_pool_generator.h

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@ -0,0 +1,452 @@
///\file
/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2014 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
//***************************************************************************
// To generate to header file, run this at the command line.
// Note: You will need Python and COG installed.
//
// python -m cogapp -d -e -olargest.h -DNTypes=<n> largest_generator.h
// Where <n> is the number of types to support.
//
// e.g.
// To generate handlers for up to 16 types...
// python -m cogapp -d -e -olargest.h -DNTypes=16 largest_generator.h
//
// See generate.bat
//***************************************************************************
#ifndef ETL_LARGEST_INCLUDED
#define ETL_LARGEST_INCLUDED
///\defgroup largest largest
///\ingroup utilities
#include "platform.h"
#include "type_traits.h"
#include "smallest.h"
#include "static_assert.h"
namespace etl
{
#if ETL_USING_CPP11 && !defined(ETL_LARGEST_TYPE_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
/// Template to determine the largest type and size.
/// Defines 'value_type' which is the type of the largest parameter.
/// Defines 'size' which is the size of the largest parameter.
///\ingroup largest
//***************************************************************************
template <typename T1, typename... TRest>
class largest_type
{
private:
// Define 'largest_other' as 'largest_type' with all but the first parameter.
using largest_other = typename largest_type<TRest...>::type;
public:
// Set 'type' to be the largest of the first parameter and any of the others.
// This is recursive.
using type = typename etl::conditional<(etl::size_of<T1>::value > etl::size_of<largest_other>::value), // Boolean
T1, // TrueType
largest_other> // FalseType
::type; // The largest type of the two.
// The size of the largest type.
enum
{
size = etl::size_of<type>::value
};
};
//***************************************************************************
// Specialisation for one template parameter.
//***************************************************************************
template <typename T1>
class largest_type<T1>
{
public:
using type = T1;
enum
{
size = etl::size_of<type>::value
};
};
#if ETL_USING_CPP11
template <typename... T>
using largest_type_t = typename largest_type<T...>::type;
#endif
#if ETL_USING_CPP17
template <typename... T>
constexpr size_t largest_type_v = largest_type<T...>::size;
#endif
#else
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("/// Template to determine the largest type and size.")
cog.outl("/// Supports up to %s types." % NTypes)
cog.outl("/// Defines 'value_type' which is the type of the largest parameter.")
cog.outl("/// Defines 'size' which is the size of the largest parameter.")
cog.outl("///\\ingroup largest")
cog.outl("//***************************************************************************")
cog.out("template <typename T1, ")
for n in range(2, int(NTypes)):
cog.out("typename T%s = void, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s = void>" % int(NTypes))
cog.outl("struct largest_type")
cog.outl("{")
cog.outl(" // Define 'largest_other' as 'largest_type' with all but the first parameter. ")
cog.out(" typedef typename largest_type<")
for n in range(2, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::type largest_other;" % int(NTypes))
cog.outl("")
cog.outl(" // Set 'type' to be the largest of the first parameter and any of the others.")
cog.outl(" // This is recursive.")
cog.outl(" typedef typename etl::conditional<(sizeof(T1) > sizeof(largest_other)), // Boolean")
cog.outl(" T1, // TrueType")
cog.outl(" largest_other> // FalseType")
cog.outl(" ::type type; // The largest type of the two.")
cog.outl("")
cog.outl(" // The size of the largest type.")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" size = sizeof(type)")
cog.outl(" };")
cog.outl("};")
cog.outl("")
cog.outl("//***************************************************************************")
cog.outl("// Specialisation for one template parameter.")
cog.outl("//***************************************************************************")
cog.outl("template <typename T1>")
cog.out("struct largest_type<T1, ")
for n in range(2, int(NTypes)):
cog.out("void, ")
if n % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl("void>")
cog.outl("{")
cog.outl(" typedef T1 type;")
cog.outl("")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" size = sizeof(type)")
cog.outl(" };")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
#if ETL_USING_CPP11 && !defined(ETL_LARGEST_ALIGNMENT_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
/// Template to determine the largest alignment.
/// Defines <b>value</b> which is the largest alignment of all the parameters.
///\ingroup largest
//***************************************************************************
template <typename T1, typename... TRest>
struct largest_alignment
{
// Define 'largest_other' as 'largest_type' with all but the first parameter.
using largest_other = typename largest_alignment<TRest...>::type;
// Set 'type' to be the largest of the first parameter and any of the others.
// This is recursive.
using type = typename etl::conditional<(etl::alignment_of<T1>::value > etl::alignment_of<largest_other>::value), // Boolean
T1, // TrueType
largest_other> // FalseType
::type; // The largest type of the two.
// The largest alignment.
enum
{
value = etl::alignment_of<type>::value
};
};
//***************************************************************************
// Specialisation for one template parameter.
//***************************************************************************
template <typename T1>
struct largest_alignment<T1>
{
typedef T1 type;
enum
{
value = etl::alignment_of<type>::value
};
};
#if ETL_USING_CPP17
template <typename... T>
inline constexpr size_t largest_alignment_v = largest_alignment<T...>::value;
#endif
#else
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("/// Template to determine the largest alignment.")
cog.outl("/// Supports up to %s types." % int(NTypes))
cog.outl("/// Defines <b>value</b> which is the largest alignment of all the parameters.")
cog.outl("///\\ingroup largest")
cog.outl("//***************************************************************************")
cog.out("template <typename T1, ")
for n in range(2, int(NTypes)):
cog.out("typename T%s = void, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s = void>" % int(NTypes))
cog.outl("struct largest_alignment")
cog.outl("{")
cog.outl(" // Define 'largest_other' as 'largest_type' with all but the first parameter. ")
cog.out(" typedef typename largest_alignment<")
for n in range(2, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::type largest_other;" % int(NTypes))
cog.outl("")
cog.outl(" // Set 'type' to be the largest of the first parameter and any of the others.")
cog.outl(" // This is recursive.")
cog.outl(" typedef typename etl::conditional<(etl::alignment_of<T1>::value > etl::alignment_of<largest_other>::value), // Boolean")
cog.outl(" T1, // TrueType")
cog.outl(" largest_other> // FalseType")
cog.outl(" ::type type; // The largest type of the two.")
cog.outl("")
cog.outl(" // The largest alignment.")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" value = etl::alignment_of<type>::value")
cog.outl(" };")
cog.outl("};")
cog.outl("")
cog.outl("//***************************************************************************")
cog.outl("// Specialisation for one template parameter.")
cog.outl("//***************************************************************************")
cog.outl("template <typename T1>")
cog.out("struct largest_alignment<T1, ")
for n in range(2, int(NTypes)):
cog.out("void, ")
if n % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl("void>")
cog.outl("{")
cog.outl(" typedef T1 type;")
cog.outl("")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" value = etl::alignment_of<type>::value")
cog.outl(" };")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
//***************************************************************************
/// Defines a type that is as larger or larger than the specified type.
/// Will return the specified type is there is not a larger type.
///\\ingroup largest
//***************************************************************************
template <typename T>
struct larger_int_type
{
ETL_STATIC_ASSERT(etl::is_integral<T>::value, "Must be an integral type");
typedef typename etl::smallest_int_for_bits<etl::integral_limits<typename etl::make_signed<T>::type>::bits + 1>::type type;
};
#if ETL_USING_CPP11
template <typename T>
using larger_int_type_t = typename larger_int_type<T>::type;
#endif
//***************************************************************************
/// Defines a type that is as larger or larger than the specified type.
/// Will return the specified type is there is not a larger type.
///\ingroup largest
//***************************************************************************
template <typename T>
struct larger_uint_type
{
ETL_STATIC_ASSERT(etl::is_integral<T>::value, "Must be an integral type");
typedef typename etl::smallest_uint_for_bits<etl::integral_limits<typename etl::make_unsigned<T>::type>::bits + 1>::type type;
};
#if ETL_USING_CPP11
template <typename T>
using larger_uint_type_t = typename larger_uint_type<T>::type;
#endif
//***************************************************************************
/// Defines a type that is as larger or larger than the specified type.
/// Will return the specified type is there is not a larger type.
/// The returned type will be of the same sign.
///\ingroup largest
//***************************************************************************
template <typename T, bool IS_SIGNED = etl::is_signed<T>::value>
struct larger_type;
template <typename T>
struct larger_type<T, false>
{
ETL_STATIC_ASSERT(etl::is_integral<T>::value, "Must be an integral type");
typedef typename etl::smallest_uint_for_bits<etl::integral_limits<T>::bits + 1>::type type;
};
template <typename T>
struct larger_type<T, true>
{
ETL_STATIC_ASSERT(etl::is_integral<T>::value, "Must be an integral type");
typedef typename etl::smallest_int_for_bits<etl::integral_limits<T>::bits + 1>::type type;
};
#if ETL_USING_CPP11
template <typename T>
using larger_type_t = typename larger_type<T>::type;
#endif
#if ETL_USING_CPP11 && !defined(ETL_LARGEST_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
/// Template to determine the largest type, size and alignment.
/// Defines <b>value</b> which is the largest type, size and alignment of all the parameters.
///\ingroup largest
//***************************************************************************
template <typename... T>
struct largest
{
using type = typename etl::largest_type<T...>::type;
enum
{
size = etl::largest_type<T...>::size,
alignment = etl::largest_alignment<T...>::value
};
};
#if ETL_USING_CPP11
template <typename... T>
using largest_t = typename largest<T...>::type;
#endif
#if ETL_USING_CPP17
template <typename... T>
inline constexpr size_t largest_size = largest<T...>::size;
#endif
#else
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("/// Template to determine the largest type, size and alignment.")
cog.outl("/// Supports up to %s types." % NTypes)
cog.outl("/// Defines <b>value</b> which is the largest type, size and alignment of all the parameters.")
cog.outl("///\\ingroup largest")
cog.outl("//***************************************************************************")
cog.out("template <typename T1, ")
for n in range(2, int(NTypes)):
cog.out("typename T%s = void, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s = void>" % NTypes)
cog.outl("struct largest")
cog.outl("{")
cog.out(" typedef typename etl::largest_type<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::type type;" % NTypes)
cog.outl("")
cog.outl(" enum")
cog.outl(" {")
cog.out(" size = etl::largest_type<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::size," % NTypes)
cog.out(" alignment = etl::largest_alignment<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value" % NTypes)
cog.outl(" };")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
}
#endif

View File

@ -0,0 +1,898 @@
/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2017 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
//***************************************************************************
// To generate to header file, run this at the command line.
// Note: You will need Python and COG installed.
//
// python -m cogapp -d -e -omessage_router.h -DHandlers=<n> message_router_generator.h
// Where <n> is the maximum number of messages to support.
//
// e.g.
// To generate handlers for up to 16 messages...
// python -m cogapp -d -e -omessage_router.h -DHandlers=16 message_router_generator.h
//
// See generate.bat
//***************************************************************************
#ifndef ETL_MESSAGE_ROUTER_INCLUDED
#define ETL_MESSAGE_ROUTER_INCLUDED
#include "platform.h"
#include "message.h"
#include "shared_message.h"
#if ETL_HAS_VIRTUAL_MESSAGES
#include "message_packet.h"
#endif
#include "message_types.h"
#include "alignment.h"
#include "error_handler.h"
#include "exception.h"
#include "largest.h"
#include "nullptr.h"
#include "placement_new.h"
#include "successor.h"
#include "type_traits.h"
#include <stdint.h>
namespace etl
{
//***************************************************************************
/// Base exception class for message router
//***************************************************************************
class message_router_exception : public etl::exception
{
public:
message_router_exception(string_type reason_, string_type file_name_, numeric_type line_number_)
: etl::exception(reason_, file_name_, line_number_)
{
}
};
//***************************************************************************
/// Router id is out of the legal range.
//***************************************************************************
class message_router_illegal_id : public etl::message_router_exception
{
public:
message_router_illegal_id(string_type file_name_, numeric_type line_number_)
: message_router_exception(ETL_ERROR_TEXT("message router:illegal id", ETL_MESSAGE_ROUTER_FILE_ID"A"), file_name_, line_number_)
{
}
};
//***************************************************************************
/// Forward declare null message router functionality.
//***************************************************************************
class imessage_router;
etl::imessage_router& get_null_message_router();
//***************************************************************************
/// This is the base of all message routers.
//***************************************************************************
class imessage_router : public etl::successor<imessage_router>
{
public:
virtual ~imessage_router() {}
virtual void receive(const etl::imessage&) = 0;
virtual bool accepts(etl::message_id_t) const = 0;
virtual bool is_null_router() const = 0;
virtual bool is_producer() const = 0;
virtual bool is_consumer() const = 0;
//********************************************
virtual void receive(etl::message_router_id_t destination_router_id, const etl::imessage& message)
{
if ((destination_router_id == get_message_router_id()) || (destination_router_id == imessage_router::ALL_MESSAGE_ROUTERS))
{
receive(message);
}
}
//********************************************
virtual void receive(etl::shared_message shared_msg)
{
receive(shared_msg.get_message());
}
//********************************************
virtual void receive(etl::message_router_id_t destination_router_id, etl::shared_message shared_msg)
{
if ((destination_router_id == get_message_router_id()) || (destination_router_id == imessage_router::ALL_MESSAGE_ROUTERS))
{
receive(shared_msg);
}
}
//********************************************
bool accepts(const etl::imessage& msg) const
{
return accepts(msg.get_message_id());
}
//********************************************
etl::message_router_id_t get_message_router_id() const
{
return message_router_id;
}
enum
{
NULL_MESSAGE_ROUTER = 255,
MESSAGE_BUS = 254,
ALL_MESSAGE_ROUTERS = 253,
MESSAGE_BROKER = 252,
MESSAGE_ROUTER = 251,
MAX_MESSAGE_ROUTER = 249
};
protected:
imessage_router(etl::message_router_id_t id_)
: message_router_id(id_)
{
}
imessage_router(etl::message_router_id_t id_, imessage_router& successor_)
: successor(successor_)
, message_router_id(id_)
{
}
private:
// Disabled.
imessage_router(const imessage_router&);
imessage_router& operator =(const imessage_router&);
etl::message_router_id_t message_router_id;
};
//***************************************************************************
/// This router can be used as a sink for messages or a 'null source' router.
//***************************************************************************
class null_message_router : public imessage_router
{
public:
//********************************************
null_message_router()
: imessage_router(imessage_router::NULL_MESSAGE_ROUTER)
{
}
//********************************************
null_message_router(etl::imessage_router& successor_)
: imessage_router(imessage_router::NULL_MESSAGE_ROUTER, successor_)
{
}
//********************************************
using etl::imessage_router::receive;
void receive(const etl::imessage& msg) ETL_OVERRIDE
{
if (has_successor())
{
get_successor().receive(msg);
}
}
//********************************************
using etl::imessage_router::accepts;
bool accepts(etl::message_id_t id) const ETL_OVERRIDE
{
if (has_successor())
{
return get_successor().accepts(id);
}
else
{
return false;
}
}
//********************************************
ETL_DEPRECATED bool is_null_router() const ETL_OVERRIDE
{
return true;
}
//********************************************
bool is_producer() const ETL_OVERRIDE
{
return false;
}
//********************************************
bool is_consumer() const ETL_OVERRIDE
{
return false;
}
//********************************************
static null_message_router& instance()
{
static null_message_router nmr;
return nmr;
}
};
//***********************************************
/// null message router functionality.
inline etl::imessage_router& get_null_message_router()
{
return etl::null_message_router::instance();
}
//***************************************************************************
/// This router can be used as a producer-only of messages, such an interrupt routine.
//***************************************************************************
class message_producer : public imessage_router
{
public:
//********************************************
message_producer()
: imessage_router(etl::imessage_router::MESSAGE_ROUTER)
{
}
//********************************************
message_producer(etl::imessage_router& successor_)
: imessage_router(imessage_router::NULL_MESSAGE_ROUTER, successor_)
{
}
//********************************************
message_producer(etl::message_router_id_t id_)
: imessage_router(id_)
{
ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));
}
//********************************************
message_producer(etl::message_router_id_t id_, etl::imessage_router& successor_)
: imessage_router(id_, successor_)
{
ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));
}
//********************************************
using etl::imessage_router::receive;
void receive(const etl::imessage& msg) ETL_OVERRIDE
{
if (has_successor())
{
get_successor().receive(msg);
}
}
//********************************************
using etl::imessage_router::accepts;
bool accepts(etl::message_id_t id) const ETL_OVERRIDE
{
if (has_successor())
{
return get_successor().accepts(id);
}
else
{
return false;
}
}
//********************************************
ETL_DEPRECATED bool is_null_router() const ETL_OVERRIDE
{
return false;
}
//********************************************
bool is_producer() const ETL_OVERRIDE
{
return true;
}
//********************************************
bool is_consumer() const ETL_OVERRIDE
{
return false;
}
};
//***************************************************************************
/// Is T ultimately derived from etl::imessage_router?
//***************************************************************************
template <typename T>
struct is_message_router : public etl::bool_constant<etl::is_base_of<etl::imessage_router, typename etl::remove_cvref<T>::type>::value>
{
};
//***************************************************************************
/// Send a message to a router.
//***************************************************************************
template <typename TRouter, typename TMessage>
static
typename etl::enable_if<etl::is_message_router<TRouter>::value && etl::is_message<TMessage>::value, void>::type
send_message(TRouter& destination,
const TMessage& message)
{
destination.receive(message);
}
//***************************************************************************
/// Send a shared message to a router.
//***************************************************************************
template <typename TRouter>
static
typename etl::enable_if<etl::is_message_router<TRouter>::value, void>::type
send_message(TRouter& destination,
etl::shared_message message)
{
destination.receive(message);
}
//***************************************************************************
/// Send a message to a router with a particular id.
//***************************************************************************
template <typename TRouter, typename TMessage>
static
typename etl::enable_if<etl::is_message_router<TRouter>::value && etl::is_message<TMessage>::value, void>::type
send_message(TRouter& destination,
etl::message_router_id_t id,
const TMessage& message)
{
destination.receive(id, message);
}
//***************************************************************************
/// Send a shared message to a router with a particular id.
//***************************************************************************
template <typename TRouter>
static
typename etl::enable_if<etl::is_message_router<TRouter>::value, void>::type
send_message(TRouter& destination,
etl::message_router_id_t id,
etl::shared_message message)
{
destination.receive(id, message);
}
//*************************************************************************************************
// For C++17 and above.
//*************************************************************************************************
#if ETL_USING_CPP17 && !defined(ETL_MESSAGE_ROUTER_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
// The definition for all message types.
//***************************************************************************
template <typename TDerived, typename... TMessageTypes>
class message_router : public imessage_router
{
public:
#if ETL_HAS_VIRTUAL_MESSAGES
typedef etl::message_packet<TMessageTypes...> message_packet;
#endif
//**********************************************
message_router()
: imessage_router(etl::imessage_router::MESSAGE_ROUTER)
{
}
//**********************************************
message_router(etl::imessage_router& successor_)
: imessage_router(etl::imessage_router::MESSAGE_ROUTER, successor_)
{
}
//**********************************************
message_router(etl::message_router_id_t id_)
: imessage_router(id_)
{
ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));
}
//**********************************************
message_router(etl::message_router_id_t id_, etl::imessage_router& successor_)
: imessage_router(id_, successor_)
{
ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));
}
//**********************************************
using etl::imessage_router::receive;
void receive(const etl::imessage& msg) ETL_OVERRIDE
{
const bool was_handled = (receive_message_type<TMessageTypes>(msg) || ...);
if (!was_handled)
{
if (has_successor())
{
get_successor().receive(msg);
}
else
{
static_cast<TDerived*>(this)->on_receive_unknown(msg);
}
}
}
template <typename TMessage, typename etl::enable_if<etl::is_base_of<imessage, TMessage>::value, int>::type = 0>
void receive(const TMessage& msg)
{
if constexpr (etl::is_one_of<TMessage, TMessageTypes...>::value)
{
static_cast<TDerived*>(this)->on_receive(msg);
}
else
{
if (has_successor())
{
get_successor().receive(msg);
}
else
{
static_cast<TDerived*>(this)->on_receive_unknown(msg);
}
}
}
//**********************************************
using imessage_router::accepts;
bool accepts(etl::message_id_t id) const ETL_OVERRIDE
{
return (accepts_type<TMessageTypes>(id) || ...);
}
//********************************************
ETL_DEPRECATED bool is_null_router() const ETL_OVERRIDE
{
return false;
}
//********************************************
bool is_producer() const ETL_OVERRIDE
{
return true;
}
//********************************************
bool is_consumer() const ETL_OVERRIDE
{
return true;
}
private:
//********************************************
template <typename TMessage>
bool receive_message_type(const etl::imessage& msg)
{
if (TMessage::ID == msg.get_message_id())
{
static_cast<TDerived*>(this)->on_receive(static_cast<const TMessage&>(msg));
return true;
}
else
{
return false;
}
}
//********************************************
template <typename TMessage>
bool accepts_type(etl::message_id_t id) const
{
if (TMessage::ID == id)
{
return true;
}
else
{
if (has_successor())
{
return get_successor().accepts(id);
}
else
{
return false;
}
}
}
};
#else
//*************************************************************************************************
// For C++14 and below.
//*************************************************************************************************
/*[[[cog
import cog
################################################
# The first definition for all of the messages.
################################################
cog.outl("//***************************************************************************")
cog.outl("// The definition for all %s message types." % Handlers)
cog.outl("//***************************************************************************")
cog.outl("template <typename TDerived,")
cog.out(" ")
cog.out("typename T1, ")
for n in range(2, int(Handlers)):
cog.out("typename T%s = void, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s = void>" % int(Handlers))
cog.out("class message_router")
cog.outl(" : public imessage_router")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl("#if ETL_HAS_VIRTUAL_MESSAGES")
cog.out(" typedef etl::message_packet<")
for n in range(1, int(Handlers)):
cog.out("T%s, " % n)
cog.outl(" T%s> message_packet;" % int(Handlers))
cog.outl("#endif")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router(etl::message_router_id_t id_)")
cog.outl(" : imessage_router(id_)")
cog.outl(" {")
cog.outl(" ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router(etl::message_router_id_t id_, etl::imessage_router& successor_)")
cog.outl(" : imessage_router(id_, successor_)")
cog.outl(" {")
cog.outl(" ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router()")
cog.outl(" : imessage_router(etl::imessage_router::MESSAGE_ROUTER)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router(etl::imessage_router& successor_)")
cog.outl(" : imessage_router(etl::imessage_router::MESSAGE_ROUTER, successor_)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" using etl::imessage_router::receive;")
cog.outl("")
cog.outl(" void receive(const etl::imessage& msg) ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" const etl::message_id_t id = msg.get_message_id();")
cog.outl("")
cog.outl(" switch (id)")
cog.outl(" {")
for n in range(1, int(Handlers) + 1):
cog.out(" case T%d::ID:" % n)
cog.out(" static_cast<TDerived*>(this)->on_receive(static_cast<const T%d&>(msg));" % n)
cog.outl(" break;")
cog.outl(" default:")
cog.outl(" {")
cog.outl(" if (has_successor())")
cog.outl(" {")
cog.outl(" get_successor().receive(msg);")
cog.outl(" }")
cog.outl(" else")
cog.outl(" {")
cog.outl(" static_cast<TDerived*>(this)->on_receive_unknown(msg);")
cog.outl(" }")
cog.outl(" break;")
cog.outl(" }")
cog.outl(" }")
cog.outl(" }")
cog.outl("")
cog.outl(" template <typename TMessage>")
cog.out(" typename etl::enable_if<etl::is_base_of<imessage, TMessage>::value && etl::is_one_of<TMessage, ")
for n in range(1, int(Handlers)):
cog.out("T%s, " % n)
cog.outl("T%s>::value, void>::type" % int(Handlers))
cog.outl(" receive(const TMessage& msg)")
cog.outl(" {")
cog.outl(" static_cast<TDerived*>(this)->on_receive(msg);")
cog.outl(" }")
cog.outl("")
cog.outl(" template <typename TMessage>")
cog.out(" typename etl::enable_if<etl::is_base_of<imessage, TMessage>::value && !etl::is_one_of<TMessage, ")
for n in range(1, int(Handlers)):
cog.out("T%s, " % n)
cog.outl("T%s>::value, void>::type" % int(Handlers))
cog.outl(" receive(const TMessage& msg)")
cog.outl(" {")
cog.outl(" if (has_successor())")
cog.outl(" {")
cog.outl(" get_successor().receive(msg);")
cog.outl(" }")
cog.outl(" else")
cog.outl(" {")
cog.outl(" static_cast<TDerived*>(this)->on_receive_unknown(msg);")
cog.outl(" }")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" using imessage_router::accepts;")
cog.outl("")
cog.outl(" bool accepts(etl::message_id_t id) const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" switch (id)")
cog.outl(" {")
cog.out(" ")
for n in range(1, int(Handlers) + 1):
cog.out("case T%d::ID: " % n)
if n % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl(" return true;")
cog.outl(" default:")
cog.outl(" {")
cog.outl(" if (has_successor())")
cog.outl(" {")
cog.outl(" return get_successor().accepts(id);")
cog.outl(" }")
cog.outl(" else")
cog.outl(" {")
cog.outl(" return false;")
cog.outl(" }")
cog.outl(" }")
cog.outl(" }")
cog.outl(" }")
cog.outl("")
cog.outl(" //********************************************")
cog.outl(" ETL_DEPRECATED bool is_null_router() const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" return false;")
cog.outl(" }")
cog.outl("")
cog.outl(" //********************************************")
cog.outl(" bool is_producer() const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" return true;")
cog.outl(" }")
cog.outl("")
cog.outl(" //********************************************")
cog.outl(" bool is_consumer() const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" return true;")
cog.outl(" }")
cog.outl("};")
####################################
# All of the other specialisations.
####################################
for n in range(int(Handlers) - 1, 0, -1):
cog.outl("")
cog.outl("//***************************************************************************")
if n == 1:
cog.outl("// Specialisation for %d message type." % n)
else:
cog.outl("// Specialisation for %d message types." % n)
cog.outl("//***************************************************************************")
cog.outl("template <typename TDerived, ")
cog.out(" ")
for t in range(1, n):
cog.out("typename T%d, " % t)
if t % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%d>" % n)
cog.out("class message_router<TDerived, ")
for t in range(1, n + 1):
cog.out("T%d, " % t)
if t % 16 == 0:
cog.outl("")
cog.out(" ")
for t in range(n + 1, int(Handlers)):
cog.out("void, ")
if t % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("void>")
cog.outl(" : public imessage_router")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl("#if ETL_HAS_VIRTUAL_MESSAGES")
cog.out(" typedef etl::message_packet<")
for t in range(1, n):
cog.out("T%s, " % t)
cog.outl(" T%s> message_packet;" % n)
cog.outl("#endif")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router(etl::message_router_id_t id_)")
cog.outl(" : imessage_router(id_)")
cog.outl(" {")
cog.outl(" ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router(etl::message_router_id_t id_, etl::imessage_router& successor_)")
cog.outl(" : imessage_router(id_, successor_)")
cog.outl(" {")
cog.outl(" ETL_ASSERT(id_ <= etl::imessage_router::MAX_MESSAGE_ROUTER, ETL_ERROR(etl::message_router_illegal_id));")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router()")
cog.outl(" : imessage_router(etl::imessage_router::MESSAGE_ROUTER)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" message_router(etl::imessage_router& successor_)")
cog.outl(" : imessage_router(etl::imessage_router::MESSAGE_ROUTER, successor_)")
cog.outl(" {")
cog.outl(" }")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" using etl::imessage_router::receive;")
cog.outl("")
cog.outl(" void receive(const etl::imessage& msg) ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" const size_t id = msg.get_message_id();")
cog.outl("")
cog.outl(" switch (id)")
cog.outl(" {")
for t in range(1, n + 1):
cog.out(" case T%d::ID:" % t)
cog.out(" static_cast<TDerived*>(this)->on_receive(static_cast<const T%d&>(msg));" % t)
cog.outl(" break;")
cog.outl(" default:")
cog.outl(" {")
cog.outl(" if (has_successor())")
cog.outl(" {")
cog.outl(" get_successor().receive(msg);")
cog.outl(" }")
cog.outl(" else")
cog.outl(" {")
cog.outl(" static_cast<TDerived*>(this)->on_receive_unknown(msg);")
cog.outl(" }")
cog.outl(" break;")
cog.outl(" }")
cog.outl(" }")
cog.outl(" }")
cog.outl("")
cog.outl(" template <typename TMessage>")
cog.out(" typename etl::enable_if<etl::is_base_of<imessage, TMessage>::value && etl::is_one_of<TMessage, ")
for t in range(1, n):
cog.out("T%s, " % t)
cog.outl("T%s>::value, void>::type" % n)
cog.outl(" receive(const TMessage& msg)")
cog.outl(" {")
cog.outl(" static_cast<TDerived*>(this)->on_receive(msg);")
cog.outl(" }")
cog.outl("")
cog.outl(" template <typename TMessage>")
cog.out(" typename etl::enable_if<etl::is_base_of<imessage, TMessage>::value && !etl::is_one_of<TMessage, ")
for t in range(1, n):
cog.out("T%s, " % t)
cog.outl("T%s>::value, void>::type" % n)
cog.outl(" receive(const TMessage& msg)")
cog.outl(" {")
cog.outl(" if (has_successor())")
cog.outl(" {")
cog.outl(" get_successor().receive(msg);")
cog.outl(" }")
cog.outl(" else")
cog.outl(" {")
cog.outl(" static_cast<TDerived*>(this)->on_receive_unknown(msg);")
cog.outl(" }")
cog.outl(" }")
cog.outl("")
cog.outl("")
cog.outl(" //**********************************************")
cog.outl(" using imessage_router::accepts;")
cog.outl("")
cog.outl(" bool accepts(etl::message_id_t id) const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" switch (id)")
cog.outl(" {")
cog.out(" ")
for t in range(1, n + 1):
cog.out("case T%d::ID: " % t)
if t % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl("")
cog.outl(" return true;")
cog.outl(" default:")
cog.outl(" {")
cog.outl(" if (has_successor())")
cog.outl(" {")
cog.outl(" return get_successor().accepts(id);")
cog.outl(" }")
cog.outl(" else")
cog.outl(" {")
cog.outl(" return false;")
cog.outl(" }")
cog.outl(" }")
cog.outl(" }")
cog.outl(" }")
cog.outl("")
cog.outl(" //********************************************")
cog.outl(" ETL_DEPRECATED bool is_null_router() const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" return false;")
cog.outl(" }")
cog.outl("")
cog.outl(" //********************************************")
cog.outl(" bool is_producer() const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" return true;")
cog.outl(" }")
cog.outl("")
cog.outl(" //********************************************")
cog.outl(" bool is_consumer() const ETL_OVERRIDE")
cog.outl(" {")
cog.outl(" return true;")
cog.outl(" }")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
}
#endif

View File

@ -0,0 +1,432 @@
///\file
/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2014 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
//***************************************************************************
// To generate to header file, run this at the command line.
// Note: You will need Python and COG installed.
//
// python -m cogapp -d -e -osmallest.h -DNTypes=<n> smallest_generator.h
// Where <n> is the number of types to support.
//
// e.g.
// To generate handlers for up to 16 types...
// python -m cogapp -d -e -osmallest.h -DNTypes=16 smallest_generator.h
//
// See generate.bat
//***************************************************************************
#ifndef ETL_SMALLEST_INCLUDED
#define ETL_SMALLEST_INCLUDED
#include "platform.h"
#include "integral_limits.h"
#include <stdint.h>
///\defgroup smallest smallest
///\ingroup utilities
namespace etl
{
#if ETL_USING_CPP11 && !defined(ETL_SMALLEST_TYPE_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
/// Template to determine the largest type and size.
/// Defines 'value_type' which is the type of the largest parameter.
/// Defines 'size' which is the size of the largest parameter.
///\ingroup largest
//***************************************************************************
template <typename T1, typename... TRest>
class smallest_type
{
private:
// Define 'smallest_other' as 'smallest_type' with all but the first parameter.
using smallest_other = typename smallest_type<TRest...>::type;
public:
// Set 'type' to be the smallest of the first parameter and any of the others.
// This is recursive.
using type = typename etl::conditional<(etl::size_of<T1>::value < etl::size_of<smallest_other>::value), // Boolean
T1, // TrueType
smallest_other> // FalseType
::type; // The smallest type of the two.
// The size of the smallest type.
enum
{
size = etl::size_of<type>::value
};
};
//***************************************************************************
// Specialisation for one template parameter.
//***************************************************************************
template <typename T1>
class smallest_type<T1>
{
public:
using type = T1;
enum
{
size = etl::size_of<type>::value
};
};
#if ETL_USING_CPP11
template <typename... T>
using smallest_type_t = typename smallest_type<T...>::type;
#endif
#if ETL_USING_CPP17
template <typename... T>
constexpr size_t smallest_type_v = smallest_type<T...>::size;
#endif
#else
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("/// Template to determine the smallest type and size.")
cog.outl("/// Supports up to %s types." % NTypes)
cog.outl("/// Defines 'value_type' which is the type of the smallest parameter.")
cog.outl("/// Defines 'size' which is the size of the smallest parameter.")
cog.outl("///\\ingroup smallest")
cog.outl("//***************************************************************************")
cog.out("template <typename T1, ")
for n in range(2, int(NTypes)):
cog.out("typename T%s = void, " % n)
if n % 4 == 0:
cog.outl("")
cog.out(" ")
cog.outl("typename T%s = void>" % int(NTypes))
cog.outl("struct smallest_type")
cog.outl("{")
cog.outl("private:")
cog.outl("")
cog.outl(" // Declaration.")
cog.outl(" template <bool Boolean, typename TrueType, typename FalseType>")
cog.outl(" struct choose_type;")
cog.outl("")
cog.outl(" // Specialisation for 'true'.")
cog.outl(" // Defines 'type' as 'TrueType'.")
cog.outl(" template <typename TrueType, typename FalseType>")
cog.outl(" struct choose_type<true, TrueType, FalseType>")
cog.outl(" {")
cog.outl(" typedef TrueType type;")
cog.outl(" };")
cog.outl("")
cog.outl(" // Specialisation for 'false'. ")
cog.outl(" // Defines 'type' as 'FalseType'.")
cog.outl(" template <typename TrueType, typename FalseType>")
cog.outl(" struct choose_type<false, TrueType, FalseType>")
cog.outl(" {")
cog.outl(" typedef FalseType type;")
cog.outl(" };")
cog.outl("")
cog.outl("public:")
cog.outl("")
cog.outl(" // Define 'smallest_other' as 'smallest_type' with all but the first parameter. ")
cog.out(" typedef typename smallest_type<")
for n in range(2, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::type smallest_other;" % int(NTypes))
cog.outl("")
cog.outl(" // Set 'type' to be the smallest of the first parameter and any of the others.")
cog.outl(" // This is recursive.")
cog.outl(" typedef typename choose_type<(sizeof(T1) < sizeof(smallest_other)), // Boolean")
cog.outl(" T1, // TrueType")
cog.outl(" smallest_other> // FalseType")
cog.outl(" ::type type; // The smallest type of the two.")
cog.outl("")
cog.outl(" // The size of the smallest type.")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" size = sizeof(type)")
cog.outl(" };")
cog.outl("};")
cog.outl("")
cog.outl("//***************************************************************************")
cog.outl("// Specialisation for one template parameter.")
cog.outl("//***************************************************************************")
cog.outl("template <typename T1>")
cog.out("struct smallest_type<T1, ")
for n in range(2, int(NTypes)):
cog.out("void, ")
if n % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl("void>")
cog.outl("{")
cog.outl(" typedef T1 type;")
cog.outl("")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" size = sizeof(type)")
cog.outl(" };")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
namespace private_smallest
{
//*************************************************************************
// Determine the type to hold the number of bits based on the index.
//*************************************************************************
template <int index>
struct best_fit_uint_type;
//*************************************************************************
// Less than or equal to 8 bits.
//*************************************************************************
template <>
struct best_fit_uint_type<0>
{
typedef uint_least8_t type;
};
//*************************************************************************
// 9 to 16 bits.
//*************************************************************************
template <>
struct best_fit_uint_type<1>
{
typedef uint_least16_t type;
};
//*************************************************************************
// 17 to 31 bits.
//*************************************************************************
template <>
struct best_fit_uint_type<2>
{
typedef uint_least32_t type;
};
#if ETL_USING_64BIT_TYPES
//*************************************************************************
// Greater than 32 bits.
//*************************************************************************
template <>
struct best_fit_uint_type<3>
{
typedef uint_least64_t type;
};
#endif
//*************************************************************************
// Determine the type to hold the number of bits based on the index.
//*************************************************************************
template <int index>
struct best_fit_int_type;
//*************************************************************************
// Less than or equal to 8 bits.
//*************************************************************************
template <>
struct best_fit_int_type<0>
{
typedef int_least8_t type;
};
//*************************************************************************
// 9 to 16 bits.
//*************************************************************************
template <>
struct best_fit_int_type<1>
{
typedef int_least16_t type;
};
//*************************************************************************
// 17 to 31 bits.
//*************************************************************************
template <>
struct best_fit_int_type<2>
{
typedef int_least32_t type;
};
#if ETL_USING_64BIT_TYPES
//*************************************************************************
// Greater than 32 bits.
//*************************************************************************
template <>
struct best_fit_int_type<3>
{
typedef int_least64_t type;
};
#endif
}
//***************************************************************************
/// Template to determine the smallest unsigned int type that can contain a
/// value with the specified number of bits.
/// Defines 'type' which is the type of the smallest unsigned integer.
///\ingroup smallest
//***************************************************************************
template <size_t NBITS>
struct smallest_uint_for_bits
{
private:
// Determines the index of the best unsigned type for the required number of bits.
static ETL_CONSTANT int TYPE_INDEX = ((NBITS > 8) ? 1 : 0) +
((NBITS > 16) ? 1 : 0) +
((NBITS > 32) ? 1 : 0);
public:
typedef typename private_smallest::best_fit_uint_type<TYPE_INDEX>::type type;
};
template <size_t NBITS>
ETL_CONSTANT int smallest_uint_for_bits<NBITS>::TYPE_INDEX;
#if ETL_USING_CPP11
template <size_t NBITS>
using smallest_uint_for_bits_t = typename smallest_uint_for_bits<NBITS>::type;
#endif
//***************************************************************************
/// Template to determine the smallest signed int type that can contain a
/// value with the specified number of bits.
/// Defines 'type' which is the type of the smallest signed integer.
///\ingroup smallest
//***************************************************************************
template <size_t NBITS>
struct smallest_int_for_bits
{
private:
// Determines the index of the best unsigned type for the required number of bits.
static ETL_CONSTANT int TYPE_INDEX = ((NBITS > 8) ? 1 : 0) +
((NBITS > 16) ? 1 : 0) +
((NBITS > 32) ? 1 : 0);
public:
typedef typename private_smallest::best_fit_int_type<TYPE_INDEX>::type type;
};
template <size_t NBITS>
ETL_CONSTANT int smallest_int_for_bits<NBITS>::TYPE_INDEX;
#if ETL_USING_CPP11
template <size_t NBITS>
using smallest_int_for_bits_t = typename smallest_int_for_bits<NBITS>::type;
#endif
//***************************************************************************
/// Template to determine the smallest unsigned int type that can contain the
/// specified unsigned value.
/// Defines 'type' which is the type of the smallest unsigned integer.
///\ingroup smallest
//***************************************************************************
template <uintmax_t VALUE>
struct smallest_uint_for_value
{
private:
// Determines the index of the best unsigned type for the required value.
static ETL_CONSTANT int TYPE_INDEX = ((VALUE > UINT_LEAST8_MAX) ? 1 : 0) +
((VALUE > UINT16_MAX) ? 1 : 0) +
((VALUE > UINT32_MAX) ? 1 : 0);
public:
typedef typename private_smallest::best_fit_uint_type<TYPE_INDEX>::type type;
};
template <uintmax_t VALUE>
ETL_CONSTANT int smallest_uint_for_value<VALUE>::TYPE_INDEX;
#if ETL_USING_CPP11
template <uintmax_t VALUE>
using smallest_uint_for_value_t = typename smallest_uint_for_value<VALUE>::type;
#endif
//***************************************************************************
/// Template to determine the smallest int type that can contain the
/// specified signed value.
/// Defines 'type' which is the type of the smallest signed integer.
///\ingroup smallest
//***************************************************************************
template <intmax_t VALUE>
struct smallest_int_for_value
{
private:
// Determines the index of the best signed type for the required value.
static ETL_CONSTANT int TYPE_INDEX = (((VALUE > intmax_t(INT_LEAST8_MAX)) || (VALUE < intmax_t(INT_LEAST8_MIN))) ? 1 : 0) +
(((VALUE > intmax_t(INT16_MAX)) || (VALUE < intmax_t(INT16_MIN))) ? 1 : 0) +
(((VALUE > intmax_t(INT32_MAX)) || (VALUE < intmax_t(INT32_MIN))) ? 1 : 0);
public:
typedef typename private_smallest::best_fit_int_type<TYPE_INDEX>::type type;
};
template <intmax_t VALUE>
ETL_CONSTANT int smallest_int_for_value<VALUE>::TYPE_INDEX;
#if ETL_USING_CPP11
template <intmax_t VALUE>
using smallest_int_for_value_t = typename smallest_int_for_value<VALUE>::type;
#endif
}
#endif

View File

@ -0,0 +1,337 @@
/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2017 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
#ifndef ETL_TYPE_LOOKUP_INCLUDED
#define ETL_TYPE_LOOKUP_INCLUDED
#include "platform.h"
#include "type_traits.h"
#include "static_assert.h"
#include "integral_limits.h"
#include "null_type.h"
#include <limits.h>
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
namespace etl
{
//***************************************************************************
/// The type/id pair type to use for type/id lookup template parameters.
//***************************************************************************
template <typename T, int ID_>
struct type_id_pair
{
typedef T type;
enum
{
ID = ID_
};
};
//***************************************************************************
/// The type/type pair type to use for type/type lookup template parameters.
//***************************************************************************
template <typename T1, typename T2>
struct type_type_pair
{
typedef T1 type1;
typedef T2 type2;
};
#if ETL_USING_CPP11 && !defined(ETL_TYPE_SELECT_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
// type_id_lookup
//***************************************************************************
template <typename... TTypes>
struct type_id_lookup
{
private:
// The type for no match.
struct nulltype {};
// For N type pairs.
template <size_t ID, typename T1, typename... TRest>
struct type_from_id_helper
{
using type = typename etl::conditional<ID == T1::ID,
typename T1::type,
typename type_from_id_helper<ID, TRest...>::type>::type;
};
// Specialisation for 1 type pair.
template <size_t ID, typename T1>
struct type_from_id_helper<ID, T1>
{
using type = typename etl::conditional<ID == T1::ID,
typename T1::type,
nulltype>::type;
};
public:
//************************************
// type_from_id
//************************************
template <int ID>
struct type_from_id
{
using type = typename type_from_id_helper<ID, TTypes...>::type;
static_assert(!(etl::is_same<nulltype, type>::value), "Invalid id");
};
template <int ID>
using type_from_id_t = typename type_from_id<ID>::type;
private:
static constexpr size_t UNKNOWN = etl::integral_limits<size_t>::max;
// For N type pairs.
template <typename T, typename T1, typename... TRest>
struct id_from_type_helper
{
static constexpr size_t value = etl::is_same<T, typename T1::type>::value ? size_t(T1::ID) : id_from_type_helper<T, TRest...>::value;
};
// Specialisation for 1 type pair.
template <typename T, typename T1>
struct id_from_type_helper<T, T1>
{
static constexpr size_t value = etl::is_same<T, typename T1::type>::value ? size_t(T1::ID) : UNKNOWN;
};
public:
//************************************
// id_from_type
//************************************
template <typename T>
struct id_from_type
{
static constexpr size_t value = id_from_type_helper<T, TTypes...>::value;
static_assert(value != UNKNOWN, "Invalid type");
};
#if ETL_USING_CPP17
template <typename T>
static constexpr size_t id_from_type_v = id_from_type<T>::value;
#endif
//************************************
template <typename T>
static unsigned int get_id_from_type(const T&)
{
return get_id_from_type<T>();
}
//************************************
template <typename T>
static unsigned int get_id_from_type()
{
return id_from_type<T>::value;
}
};
//***************************************************************************
// type_type_lookup
//***************************************************************************
template <typename... TTypes>
class type_type_lookup
{
private:
// The type for no match.
struct nulltype {};
template <typename T, typename T1, typename... TRest>
struct type_from_type_helper
{
using type = typename etl::conditional<etl::is_same<T, typename T1::type1>::value,
typename T1::type2,
typename type_from_type_helper<T, TRest...>::type>::type;
};
template <typename T, typename T1>
struct type_from_type_helper<T, T1>
{
using type = typename etl::conditional<etl::is_same<T, typename T1::type1>::value,
typename T1::type2,
nulltype>::type;
};
public:
template <typename T>
class type_from_type
{
public:
// The matched type or nulltype
using type = typename type_from_type_helper<T, TTypes...>::type;
static_assert(!etl::is_same<type, nulltype>::value, "Type match not found");
};
// Template alias.
template <typename T>
using type_from_type_t = typename type_from_type<T>::type;
};
#else
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// For %s types." % int(NTypes))
cog.outl("//***************************************************************************")
cog.outl("template <typename T1,")
for n in range(2, int(NTypes)):
cog.outl(" typename T%s = etl::type_id_pair<etl::null_type<0>, -%s>," %(n, n))
cog.outl(" typename T%s = etl::type_id_pair<etl::null_type<0>, -%s> >" %(NTypes, NTypes))
cog.outl("struct type_id_lookup")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl(" //************************************")
cog.outl(" template <int ID>")
cog.outl(" struct type_from_id")
cog.outl(" {")
cog.outl(" typedef ")
for n in range(1, int(NTypes) + 1):
cog.outl(" typename etl::conditional<ID == T%s::ID, typename T%s::type," %(n, n))
cog.out(" etl::null_type<0> >")
for n in range(1, int(NTypes) + 1):
if n == int(NTypes):
cog.outl("::type type;")
else:
cog.out("::type>")
if n % 4 == 0:
if n != int(NTypes):
cog.outl("")
cog.out(" ")
cog.outl("")
cog.outl(" ETL_STATIC_ASSERT(!(etl::is_same<etl::null_type<0>, type>::value), \"Invalid id\");")
cog.outl(" };")
cog.outl("")
cog.outl(" //************************************")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" UNKNOWN = UINT_MAX")
cog.outl(" };")
cog.outl("")
cog.outl(" template <typename T>")
cog.outl(" struct id_from_type")
cog.outl(" {")
cog.outl(" enum")
cog.outl(" {")
cog.outl(" value =")
for n in range(1, int(NTypes) + 1) :
cog.outl(" (unsigned int) etl::is_same<T, typename T%s::type>::value ? (unsigned int)T%s::ID :" % (n, n))
cog.outl(" (unsigned int) UNKNOWN")
cog.outl(" };")
cog.outl("")
cog.outl(" ETL_STATIC_ASSERT(((unsigned int)value != (unsigned int)UNKNOWN), \"Invalid type\");")
cog.outl(" };")
cog.outl("")
cog.outl(" //************************************")
cog.outl(" template <typename T>")
cog.outl(" static unsigned int get_id_from_type(const T&)")
cog.outl(" {")
cog.outl(" return get_id_from_type<T>();")
cog.outl(" }")
cog.outl("")
cog.outl(" //************************************")
cog.outl(" template <typename T>")
cog.outl(" static unsigned int get_id_from_type()")
cog.outl(" {")
cog.outl(" return id_from_type<T>::value;")
cog.outl(" }")
cog.outl("};")
cog.outl("")
cog.outl("//***************************************************************************")
cog.outl("// For %s types." % int(NTypes))
cog.outl("//***************************************************************************")
cog.outl("template <typename T1,")
for n in range(2, int(NTypes)):
cog.outl(" typename T%s = etl::type_type_pair<etl::null_type<0>, etl::null_type<0> >," %n)
cog.outl(" typename T%s = etl::type_type_pair<etl::null_type<0>, etl::null_type<0> > >" %NTypes)
cog.outl("struct type_type_lookup")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl(" //************************************")
cog.outl(" template <typename T>")
cog.outl(" struct type_from_type")
cog.outl(" {")
cog.outl(" typedef ")
for n in range(1, int(NTypes) + 1):
cog.outl(" typename etl::conditional<etl::is_same<T, typename T%s::type1>::value, typename T%s::type2," %(n, n))
cog.out(" etl::null_type<0> >")
for n in range(1, int(NTypes) + 1):
if n == int(NTypes):
cog.outl("::type type;")
else:
cog.out("::type>")
if n % 8 == 0:
if n != int(NTypes):
cog.outl("")
cog.out(" ")
cog.outl("")
cog.outl(" ETL_STATIC_ASSERT(!(etl::is_same<etl::null_type<0>, type>::value), \"Invalid type\");")
cog.outl(" };")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
}
#endif

View File

@ -0,0 +1,177 @@
/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2018 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
#ifndef ETL_TYPE_SELECT_INCLUDED
#define ETL_TYPE_SELECT_INCLUDED
#include "platform.h"
#include "static_assert.h"
#include "type_traits.h"
#include "null_type.h"
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
namespace etl
{
#if ETL_USING_CPP11 && !defined(ETL_TYPE_SELECT_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
// Variadic version.
//***************************************************************************
template <typename... TTypes>
struct type_select
{
private:
//***********************************
template <size_t ID, size_t N, typename T1, typename... TRest>
struct type_select_helper
{
using type = typename etl::conditional<ID == N,
T1,
typename type_select_helper<ID, N + 1, TRest...>::type>::type;
};
//***********************************
template <size_t ID, size_t N, typename T1>
struct type_select_helper<ID, N, T1>
{
using type = T1;
};
public:
template <size_t ID>
struct select
{
static_assert(ID < sizeof...(TTypes), "Illegal type_select::select index");
using type = typename type_select_helper<ID, 0, TTypes...>::type;
};
template <size_t ID>
using select_t = typename select<ID>::type;
};
//***************************************************************************
// Select type alias
//***************************************************************************
template <size_t N, typename... TTypes>
using type_select_t = typename etl::type_select<TTypes...>:: template select_t<N>;
#else
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// For %s types." % int(NTypes))
cog.outl("//***************************************************************************")
cog.outl("template <typename T0,")
for n in range(1, int(NTypes) - 1):
cog.outl(" typename T%s = void," % n)
cog.outl(" typename T%s = void>" %(int(NTypes) - 1))
cog.outl("struct type_select")
cog.outl("{")
cog.outl("public:")
cog.outl("")
cog.outl(" template <size_t ID>")
cog.outl(" struct select")
cog.outl(" {")
cog.outl(" typedef typename etl::conditional<ID == 0, T0,")
for n in range(1, int(NTypes)) :
cog.outl(" typename etl::conditional<ID == %s, T%s," % (n, n))
cog.outl(" etl::null_type<0> >")
cog.out(" ")
for n in range(1, int(NTypes)) :
cog.out("::type>")
if n % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl("::type type;")
cog.outl("");
cog.outl(" ETL_STATIC_ASSERT(ID < %s, \"Invalid ID\");" % int(NTypes));
cog.outl(" };")
cog.outl("};")
for s in range(int(NTypes) - 1, 0, -1):
cog.outl("")
cog.outl("//***************************************************************************")
cog.outl("// For %s types." % int(s))
cog.outl("//***************************************************************************")
cog.out("template <")
for n in range(0, s - 1):
cog.outl("typename T%s, " % n)
cog.out(" ")
cog.outl("typename T%s>" % (s - 1))
cog.out("struct type_select<")
for n in range(0, s - 1):
cog.out("T%s, " % n)
cog.outl("T%s>" % (s - 1))
cog.outl("{")
cog.outl("public:")
cog.outl(" template <size_t ID>")
cog.outl(" struct select")
cog.outl(" {")
cog.outl(" typedef typename etl::conditional<ID == 0, T0,")
for n in range(1, s) :
cog.outl(" typename etl::conditional<ID == %s, T%s," % (n, n))
cog.outl(" etl::null_type<0> >")
cog.out(" ")
for n in range(1, s) :
cog.out("::type>")
if n % 8 == 0:
cog.outl("")
cog.out(" ")
cog.outl("::type type;")
cog.outl("");
cog.outl(" ETL_STATIC_ASSERT(ID < %s, \"Invalid ID\");" % s);
cog.outl(" };")
cog.outl("};")
]]]*/
/*[[[end]]]*/
#endif
}
#endif

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/******************************************************************************
The MIT License(MIT)
Embedded Template Library.
https://github.com/ETLCPP/etl
https://www.etlcpp.com
Copyright(c) 2017 John Wellbelove
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files(the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions :
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
******************************************************************************/
/*[[[cog
import cog
cog.outl("#if 0")
]]]*/
/*[[[end]]]*/
#error THIS HEADER IS A GENERATOR. DO NOT INCLUDE.
/*[[[cog
import cog
cog.outl("#endif")
]]]*/
/*[[[end]]]*/
/*[[[cog
import cog
cog.outl("//***************************************************************************")
cog.outl("// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.")
cog.outl("//***************************************************************************")
]]]*/
/*[[[end]]]*/
//***************************************************************************
// To generate to header file, run this at the command line.
// Note: You will need Python and COG installed.
//
// python -m cogapp -d -e -ovariant_pool.h -DNTypes=<n> variant_pool_generator.h
// Where <n> is the number of types to support.
//
// e.g.
// To generate handlers for up to 16 types...
// python -m cogapp -d -e -ovariant_pool.h -DNTypes=16 variant_pool_generator.h
//
// See generate.bat
//***************************************************************************
#ifndef ETL_VARIANT_POOL_INCLUDED
#define ETL_VARIANT_POOL_INCLUDED
#include "platform.h"
#include "pool.h"
#include "type_traits.h"
#include "static_assert.h"
#include "largest.h"
#include <stdint.h>
namespace etl
{
#if ETL_USING_CPP11 && !defined(ETL_VARIANT_POOL_FORCE_CPP03_IMPLEMENTATION)
//***************************************************************************
template <size_t MAX_SIZE_, typename ... Ts>
class variant_pool
: public etl::generic_pool<etl::largest<Ts...>::size,
etl::largest<Ts...>::alignment,
MAX_SIZE_>
{
public:
typedef etl::generic_pool<etl::largest<Ts...>::size,
etl::largest<Ts...>::alignment,
MAX_SIZE_> base_t;
static const size_t MAX_SIZE = MAX_SIZE_;
//*************************************************************************
/// Default constructor.
//*************************************************************************
variant_pool()
{
}
//*************************************************************************
/// Creates the object from a type. Variadic parameter constructor.
//*************************************************************************
template <typename T, typename... Args>
T* create(Args&&... args)
{
ETL_STATIC_ASSERT((etl::is_one_of<T, Ts...>::value), "Unsupported type");
return base_t::template create<T>(etl::forward<Args>(args)...);
}
//*************************************************************************
/// Destroys the object.
//*************************************************************************
template <typename T>
void destroy(const T* const p)
{
ETL_STATIC_ASSERT((etl::is_one_of<T, Ts...>::value || etl::is_base_of_any<T, Ts...>::value), "Invalid type");
base_t::destroy(p);
}
//*************************************************************************
/// Returns the maximum number of items in the variant_pool.
//*************************************************************************
size_t max_size() const
{
return MAX_SIZE;
}
private:
variant_pool(const variant_pool&) ETL_DELETE;
variant_pool& operator =(const variant_pool&) ETL_DELETE;
};
//***************************************************************************
template <typename ... Ts>
class variant_pool_ext
: public etl::generic_pool_ext<etl::largest<Ts...>::size,
etl::largest<Ts...>::alignment>
{
public:
typedef etl::generic_pool_ext<etl::largest<Ts...>::size,
etl::largest<Ts...>::alignment> base_t;
//*************************************************************************
/// Default constructor.
//*************************************************************************
variant_pool_ext(typename base_t::element* buffer, size_t size)
: base_t(buffer, size)
{
}
//*************************************************************************
/// Creates the object from a type. Variadic parameter constructor.
//*************************************************************************
template <typename T, typename... Args>
T* create(Args&&... args)
{
ETL_STATIC_ASSERT((etl::is_one_of<T, Ts...>::value), "Unsupported type");
return base_t::template create<T>(etl::forward<Args>(args)...);
}
//*************************************************************************
/// Destroys the object.
//*************************************************************************
template <typename T>
void destroy(const T* const p)
{
ETL_STATIC_ASSERT((etl::is_one_of<T, Ts...>::value || etl::is_base_of_any<T, Ts...>::value), "Invalid type");
base_t::destroy(p);
}
//*************************************************************************
/// Returns the maximum number of items in the variant_pool.
//*************************************************************************
size_t max_size() const
{
return base_t::max_size();
}
private:
variant_pool_ext(const variant_pool_ext&) ETL_DELETE;
variant_pool_ext& operator =(const variant_pool_ext&) ETL_DELETE;
};
#else
//***************************************************************************
/*[[[cog
import cog
cog.outl("template <size_t MAX_SIZE_,")
cog.outl(" typename T1,")
for n in range(2, int(NTypes)):
cog.outl(" typename T%s = void," % n)
cog.outl(" typename T%s = void>" % int(NTypes))
cog.outl("class variant_pool")
cog.out(" : public etl::generic_pool<")
cog.out("etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::size," % int(NTypes))
cog.out(" etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::alignment," % int(NTypes))
cog.outl(" MAX_SIZE_>")
]]]*/
/*[[[end]]]*/
{
public:
/*[[[cog
import cog
cog.out("typedef etl::generic_pool<")
cog.out("etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::size," % int(NTypes))
cog.out(" etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::alignment," % int(NTypes))
cog.outl(" MAX_SIZE_> base_t;")
]]]*/
/*[[[end]]]*/
static const size_t MAX_SIZE = MAX_SIZE_;
//*************************************************************************
/// Default constructor.
//*************************************************************************
variant_pool()
{
}
#if ETL_CPP11_NOT_SUPPORTED || ETL_USING_STLPORT
//*************************************************************************
/// Creates the object. Default constructor.
//*************************************************************************
template <typename T>
T* create()
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>();
}
//*************************************************************************
/// Creates the object. One parameter constructor.
//*************************************************************************
template <typename T, typename TP1>
T* create(const TP1& p1)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1);
}
//*************************************************************************
/// Creates the object. Two parameter constructor.
//*************************************************************************
template <typename T, typename TP1, typename TP2>
T* create(const TP1& p1, const TP2& p2)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1, p2);
}
//*************************************************************************
/// Creates the object. Three parameter constructor.
//*************************************************************************
template <typename T, typename TP1, typename TP2, typename TP3>
T* create(const TP1& p1, const TP2& p2, const TP3& p3)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1, p2, p3);
}
//*************************************************************************
/// Creates the object. Four parameter constructor.
//*************************************************************************
template <typename T, typename TP1, typename TP2, typename TP3, typename TP4>
T* create(const TP1& p1, const TP2& p2, const TP3& p3, const TP4& p4)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1, p2, p3, p4);
}
#else
//*************************************************************************
/// Creates the object from a type. Variadic parameter constructor.
//*************************************************************************
template <typename T, typename... Args>
T* create(Args&&... args)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(etl::forward<Args>(args)...);
}
#endif
//*************************************************************************
/// Destroys the object.
//*************************************************************************
template <typename T>
void destroy(const T* const p)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value ||" % int(NTypes))
for n in range(1, int(NTypes)):
cog.outl(" etl::is_base_of<T, T%s>::value ||" % n)
cog.outl(" etl::is_base_of<T, T%s>::value), \"Invalid type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
base_t::destroy(p);
}
//*************************************************************************
/// Returns the maximum number of items in the variant_pool.
//*************************************************************************
size_t max_size() const
{
return MAX_SIZE;
}
private:
variant_pool(const variant_pool&) ETL_DELETE;
variant_pool& operator =(const variant_pool&) ETL_DELETE;
};
//***************************************************************************
/*[[[cog
import cog
cog.outl("template <typename T1,")
for n in range(2, int(NTypes)):
cog.outl(" typename T%s = void," % n)
cog.outl(" typename T%s = void>" % int(NTypes))
cog.outl("class variant_pool_ext")
cog.out(" : public etl::generic_pool_ext<")
cog.out("etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::size," % int(NTypes))
cog.out(" etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::alignment>" % int(NTypes))
]]]*/
/*[[[end]]]*/
{
public:
/*[[[cog
import cog
cog.out("typedef etl::generic_pool_ext<")
cog.out("etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::size," % int(NTypes))
cog.out(" etl::largest<")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
cog.outl("T%s>::alignment> base_t;" % int(NTypes))
]]]*/
/*[[[end]]]*/
//*************************************************************************
/// Default constructor.
//*************************************************************************
variant_pool_ext(typename base_t::element* buffer, size_t size)
: base_t(buffer, size)
{
}
#if ETL_CPP11_NOT_SUPPORTED || ETL_USING_STLPORT
//*************************************************************************
/// Creates the object. Default constructor.
//*************************************************************************
template <typename T>
T* create()
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>();
}
//*************************************************************************
/// Creates the object. One parameter constructor.
//*************************************************************************
template <typename T, typename TP1>
T* create(const TP1& p1)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1);
}
//*************************************************************************
/// Creates the object. Two parameter constructor.
//*************************************************************************
template <typename T, typename TP1, typename TP2>
T* create(const TP1& p1, const TP2& p2)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1, p2);
}
//*************************************************************************
/// Creates the object. Three parameter constructor.
//*************************************************************************
template <typename T, typename TP1, typename TP2, typename TP3>
T* create(const TP1& p1, const TP2& p2, const TP3& p3)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1, p2, p3);
}
//*************************************************************************
/// Creates the object. Four parameter constructor.
//*************************************************************************
template <typename T, typename TP1, typename TP2, typename TP3, typename TP4>
T* create(const TP1& p1, const TP2& p2, const TP3& p3, const TP4& p4)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(p1, p2, p3, p4);
}
#else
//*************************************************************************
/// Creates the object from a type. Variadic parameter constructor.
//*************************************************************************
template <typename T, typename... Args>
T* create(Args&&... args)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value), \"Unsupported type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
return base_t::template create<T>(etl::forward<Args>(args)...);
}
#endif
//*************************************************************************
/// Destroys the object.
//*************************************************************************
template <typename T>
void destroy(const T* const p)
{
/*[[[cog
import cog
cog.out("ETL_STATIC_ASSERT((etl::is_one_of<T, ")
for n in range(1, int(NTypes)):
cog.out("T%s, " % n)
if n % 16 == 0:
cog.outl("")
cog.out(" ")
cog.outl("T%s>::value ||" % int(NTypes))
for n in range(1, int(NTypes)):
cog.outl(" etl::is_base_of<T, T%s>::value ||" % n)
cog.outl(" etl::is_base_of<T, T%s>::value), \"Invalid type\");" % int(NTypes))
]]]*/
/*[[[end]]]*/
base_t::destroy(p);
}
//*************************************************************************
/// Returns the maximum number of items in the variant_pool.
//*************************************************************************
size_t max_size() const
{
return base_t::max_size();
}
private:
variant_pool_ext(const variant_pool_ext&) ETL_DELETE;
variant_pool_ext& operator =(const variant_pool_ext&) ETL_DELETE;
};
#endif
}
#endif