Team2890/allwpilib
4
0
Fork 0
mirror of https://github.com/wpilibsuite/allwpilib synced 2026-06-25 01:41:43 +00:00
Code Issues Packages Projects Releases Wiki Activity

Change hal sim to use spinlocks (#1291)

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

41
hal/src/main/native/sim/mockdata/I2CDataInternal.h
View File

@@ -7,47 +7,26 @@
#pragma once
#include <atomic>
#include <limits>
#include <memory>
#include <wpi/mutex.h>
#include "mockdata/I2CData.h"
#include "mockdata/NotifyListenerVector.h"
#include "mockdata/SimCallbackRegistry.h"
#include "mockdata/SimDataValue.h"
namespace hal {
class I2CData {
HAL_SIMDATAVALUE_DEFINE_NAME(Initialized)
HAL_SIMCALLBACKREGISTRY_DEFINE_NAME(Read)
HAL_SIMCALLBACKREGISTRY_DEFINE_NAME(Write)
public:
I2CData();
~I2CData();
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 RegisterReadCallback(HAL_BufferCallback callback, void* param);
void CancelReadCallback(int32_t uid);
int32_t RegisterWriteCallback(HAL_ConstBufferCallback callback, void* param);
void CancelWriteCallback(int32_t uid);
void Write(int32_t deviceAddress, const uint8_t* dataToSend,
int32_t sendSize);
void Read(int32_t deviceAddress, uint8_t* buffer, int32_t count);
void ResetData();
SimDataValue<HAL_Bool, MakeBoolean, GetInitializedName> initialized{false};
SimCallbackRegistry<HAL_BufferCallback, GetReadName> read;
SimCallbackRegistry<HAL_ConstBufferCallback, GetWriteName> write;
private:
wpi::mutex m_registerMutex;
wpi::mutex m_dataMutex;
std::atomic<HAL_Bool> m_initialized{false};
std::shared_ptr<NotifyListenerVector> m_initializedCallbacks = nullptr;
std::shared_ptr<BufferListenerVector> m_readCallbacks = nullptr;
std::shared_ptr<ConstBufferListenerVector> m_writeCallbacks = nullptr;
void ResetData();
};
extern I2CData* SimI2CData;
} // namespace hal