Change hal sim to use spinlocks (#1291)

This makes callback registration completely thread safe.

This patch also uses templates and macros to dramatically reduce the amount of
manual boilerplate.
This commit is contained in:
Peter Johnson
2018-09-03 16:08:07 -07:00
committed by GitHub
parent 67b1c85315
commit c0ff6198b3
65 changed files with 1305 additions and 7639 deletions

View File

@@ -7,48 +7,21 @@
#pragma once
#include <atomic>
#include <memory>
#include <wpi/mutex.h>
#include "mockdata/DigitalPWMData.h"
#include "mockdata/NotifyListenerVector.h"
#include "mockdata/SimDataValue.h"
namespace hal {
class DigitalPWMData {
HAL_SIMDATAVALUE_DEFINE_NAME(Initialized)
HAL_SIMDATAVALUE_DEFINE_NAME(DutyCycle)
HAL_SIMDATAVALUE_DEFINE_NAME(Pin)
public:
int32_t RegisterInitializedCallback(HAL_NotifyCallback callback, void* param,
HAL_Bool initialNotify);
void CancelInitializedCallback(int32_t uid);
void InvokeInitializedCallback(HAL_Value value);
HAL_Bool GetInitialized();
void SetInitialized(HAL_Bool initialized);
int32_t RegisterDutyCycleCallback(HAL_NotifyCallback callback, void* param,
HAL_Bool initialNotify);
void CancelDutyCycleCallback(int32_t uid);
void InvokeDutyCycleCallback(HAL_Value value);
double GetDutyCycle();
void SetDutyCycle(double dutyCycle);
int32_t RegisterPinCallback(HAL_NotifyCallback callback, void* param,
HAL_Bool initialNotify);
void CancelPinCallback(int32_t uid);
void InvokePinCallback(HAL_Value value);
int32_t GetPin();
void SetPin(int32_t pin);
SimDataValue<HAL_Bool, MakeBoolean, GetInitializedName> initialized{false};
SimDataValue<double, MakeDouble, GetDutyCycleName> dutyCycle{0.0};
SimDataValue<int32_t, MakeInt, GetPinName> pin{0};
virtual void ResetData();
private:
wpi::mutex m_registerMutex;
std::atomic<HAL_Bool> m_initialized{false};
std::shared_ptr<NotifyListenerVector> m_initializedCallbacks = nullptr;
std::atomic<double> m_dutyCycle{false};
std::shared_ptr<NotifyListenerVector> m_dutyCycleCallbacks = nullptr;
std::atomic<int32_t> m_pin{0};
std::shared_ptr<NotifyListenerVector> m_pinCallbacks = nullptr;
};
extern DigitalPWMData* SimDigitalPWMData;
} // namespace hal