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Files
unleashed-firmware/furi/core/semaphore.h
Georgii Surkov f4122a924a [FL-3841] FuriEventLoop Pt.2 (#3703)
* Abstract primitive type from main logic in FuriEventLoop
* Remove message_queue_i.h
* Add stream buffer support for event loop
* Add semaphore support for event loop
* Add temporary unit test workaround
* Make the linter happy
* Add mutex support for event loop
* Implement event subscription and unsubscription while the event loop is running
* Implement edge events
* Fix leftover logical errors
* Add event loop timer example application
* Implement flag-based edge trigger and one-shot mode
* Add event loop mutex example application
* Only notify the event loop if stream buffer is at or above its trigger level
* Reformat comments
* Add event loop stream buffer example application
* Add event loop multiple elements example application
* Improve event loop flag names
* Remove redundant signal handler as it is already handled by the event loop
* Refactor Power service, improve ViewHolder
* Use ViewHolder instead of ViewDispatcher in About app
* Enable ViewDispatcher queue on construction, deprecate view_dispatcher_enable_queue()
* Remove all invocations of view_dispatcher_enable_queue()
* Remove app-scened-template
* Remove missing library from target.json
* Port Accessor app to ViewHolder
* Make the linter happy
* Add example_view_holder application, update ViewHolder docs
* Add example_view_dispatcher application, update ViewDispatcher docs
* Replace FuriSemaphore with FuriApiLock, remove workaround delay
* Fix logical error
* Fix another logical error
* Use the sources directive to speed up compilation
* Use constant define macro
* Improve FuriEventLoop documentation
* Improve FuriEventLoop documentation once more
* Bump API Version
* Gui: remove redundant checks from ViewDispatcher
* Gui: remove dead ifs from ViewDispatcher

Co-authored-by: Silent <CookiePLMonster@users.noreply.github.com>
Co-authored-by: hedger <hedger@users.noreply.github.com>
Co-authored-by: あく <alleteam@gmail.com>
2024-08-07 12:49:41 +09:00

67 lines
1.4 KiB
C

/**
* @file semaphore.h
* FuriSemaphore
*/
#pragma once
#include "base.h"
#include "thread.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct FuriSemaphore FuriSemaphore;
/** Allocate semaphore
*
* @param[in] max_count The maximum count
* @param[in] initial_count The initial count
*
* @return pointer to FuriSemaphore instance
*/
FuriSemaphore* furi_semaphore_alloc(uint32_t max_count, uint32_t initial_count);
/** Free semaphore
*
* @param instance The pointer to FuriSemaphore instance
*/
void furi_semaphore_free(FuriSemaphore* instance);
/** Acquire semaphore
*
* @param instance The pointer to FuriSemaphore instance
* @param[in] timeout The timeout
*
* @return The furi status.
*/
FuriStatus furi_semaphore_acquire(FuriSemaphore* instance, uint32_t timeout);
/** Release semaphore
*
* @param instance The pointer to FuriSemaphore instance
*
* @return The furi status.
*/
FuriStatus furi_semaphore_release(FuriSemaphore* instance);
/** Get semaphore count
*
* @param instance The pointer to FuriSemaphore instance
*
* @return Semaphore count
*/
uint32_t furi_semaphore_get_count(FuriSemaphore* instance);
/** Get available space
*
* @param instance The pointer to FuriSemaphore instance
*
* @return Semaphore available space
*/
uint32_t furi_semaphore_get_space(FuriSemaphore* instance);
#ifdef __cplusplus
}
#endif