libxr/_none_2mutex_8cpp_source.html

#include "mutex.hpp"


#include "libxr_system.hpp"

#include "thread.hpp"

#include "timer.hpp"


using namespace LibXR;


Mutex::Mutex() : mutex_handle_(1) {}


Mutex::~Mutex() {}


ErrorCode Mutex::Lock() {

  while (mutex_handle_ < 1) {

    Timer::RefreshTimerInIdle();

  }

  mutex_handle_ = 0;

  return ErrorCode::OK;

}


ErrorCode Mutex::TryLock() {

  if (mutex_handle_ == 0) {

    return ErrorCode::BUSY;

  }

  mutex_handle_ = 0;

  return ErrorCode::OK;

}


void Mutex::Unlock() { mutex_handle_ = 1; }


ErrorCode Mutex::TryLockInCallback(bool in_isr) {

  UNUSED(in_isr);

  return TryLock();

}


void Mutex::UnlockFromCallback(bool in_isr) {

  UNUSED(in_isr);

  Unlock();

}

LibXR::Mutex::TryLockInCallback
ErrorCode TryLockInCallback(bool in_isr)
在回调（ISR）中尝试加锁 (Attempt to lock the mutex inside an interrupt service routine (ISR)).
Definition mutex.cpp:29

LibXR::Mutex::mutex_handle_
libxr_mutex_handle mutex_handle_
互斥锁句柄 (Handle for the mutex).
Definition mutex.hpp:164

LibXR::Mutex::Mutex
Mutex()
构造函数，初始化互斥锁 (Constructor to initialize the mutex).
Definition mutex.cpp:9

LibXR::Mutex::Lock
ErrorCode Lock()
加锁，如果锁已被占用，则阻塞等待 (Lock the mutex, blocking if it is already locked).
Definition mutex.cpp:13

LibXR::Mutex::TryLock
ErrorCode TryLock()
尝试加锁，如果锁已被占用，则立即返回失败 (Attempt to lock the mutex, returning immediately if already locked).
Definition mutex.cpp:20

LibXR::Mutex::~Mutex
~Mutex()
析构函数，销毁互斥锁 (Destructor to destroy the mutex).
Definition mutex.cpp:11

LibXR::Mutex::UnlockFromCallback
void UnlockFromCallback(bool in_isr)
在回调（ISR）中解锁 (Unlock the mutex inside an interrupt service routine (ISR)).
Definition mutex.cpp:49

LibXR::Mutex::Unlock
void Unlock()
解锁互斥锁 (Unlock the mutex).
Definition mutex.cpp:27

LibXR::Timer::RefreshTimerInIdle
static void RefreshTimerInIdle()
在空闲时刷新定时器 Refreshes the timer during idle time
Definition libxr_system.cpp:16

LibXR
LibXR Color Control Library / LibXR终端颜色控制库
Definition linux_flash.hpp:15

LibXR::min
constexpr auto min(T1 a, T2 b) -> typename std::common_type< T1, T2 >::type
计算两个数的最小值
Definition libxr_def.hpp:161