flipperzero-firmware/furi/core/message_queue.c

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#include "message_queue.h"
#include "core/common_defines.h"
#include <FreeRTOS.h>
#include <queue.h>
#include "check.h"
FuriMessageQueue* furi_message_queue_alloc(uint32_t msg_count, uint32_t msg_size) {
furi_assert((furi_is_irq_context() == 0U) && (msg_count > 0U) && (msg_size > 0U));
QueueHandle_t handle = xQueueCreate(msg_count, msg_size);
furi_check(handle);
return ((FuriMessageQueue*)handle);
}
void furi_message_queue_free(FuriMessageQueue* instance) {
furi_assert(furi_is_irq_context() == 0U);
furi_assert(instance);
vQueueDelete((QueueHandle_t)instance);
}
FuriStatus
furi_message_queue_put(FuriMessageQueue* instance, const void* msg_ptr, uint32_t timeout) {
QueueHandle_t hQueue = (QueueHandle_t)instance;
FuriStatus stat;
BaseType_t yield;
stat = FuriStatusOk;
if(furi_is_irq_context() != 0U) {
if((hQueue == NULL) || (msg_ptr == NULL) || (timeout != 0U)) {
stat = FuriStatusErrorParameter;
} else {
yield = pdFALSE;
if(xQueueSendToBackFromISR(hQueue, msg_ptr, &yield) != pdTRUE) {
stat = FuriStatusErrorResource;
} else {
portYIELD_FROM_ISR(yield);
}
}
} else {
if((hQueue == NULL) || (msg_ptr == NULL)) {
stat = FuriStatusErrorParameter;
} else {
if(xQueueSendToBack(hQueue, msg_ptr, (TickType_t)timeout) != pdPASS) {
if(timeout != 0U) {
stat = FuriStatusErrorTimeout;
} else {
stat = FuriStatusErrorResource;
}
}
}
}
/* Return execution status */
return (stat);
}
FuriStatus furi_message_queue_get(FuriMessageQueue* instance, void* msg_ptr, uint32_t timeout) {
QueueHandle_t hQueue = (QueueHandle_t)instance;
FuriStatus stat;
BaseType_t yield;
stat = FuriStatusOk;
if(furi_is_irq_context() != 0U) {
if((hQueue == NULL) || (msg_ptr == NULL) || (timeout != 0U)) {
stat = FuriStatusErrorParameter;
} else {
yield = pdFALSE;
if(xQueueReceiveFromISR(hQueue, msg_ptr, &yield) != pdPASS) {
stat = FuriStatusErrorResource;
} else {
portYIELD_FROM_ISR(yield);
}
}
} else {
if((hQueue == NULL) || (msg_ptr == NULL)) {
stat = FuriStatusErrorParameter;
} else {
if(xQueueReceive(hQueue, msg_ptr, (TickType_t)timeout) != pdPASS) {
if(timeout != 0U) {
stat = FuriStatusErrorTimeout;
} else {
stat = FuriStatusErrorResource;
}
}
}
}
/* Return execution status */
return (stat);
}
uint32_t furi_message_queue_get_capacity(FuriMessageQueue* instance) {
StaticQueue_t* mq = (StaticQueue_t*)instance;
uint32_t capacity;
if(mq == NULL) {
capacity = 0U;
} else {
/* capacity = pxQueue->uxLength */
capacity = mq->uxDummy4[1];
}
/* Return maximum number of messages */
return (capacity);
}
uint32_t furi_message_queue_get_message_size(FuriMessageQueue* instance) {
StaticQueue_t* mq = (StaticQueue_t*)instance;
uint32_t size;
if(mq == NULL) {
size = 0U;
} else {
/* size = pxQueue->uxItemSize */
size = mq->uxDummy4[2];
}
/* Return maximum message size */
return (size);
}
uint32_t furi_message_queue_get_count(FuriMessageQueue* instance) {
QueueHandle_t hQueue = (QueueHandle_t)instance;
UBaseType_t count;
if(hQueue == NULL) {
count = 0U;
} else if(furi_is_irq_context() != 0U) {
count = uxQueueMessagesWaitingFromISR(hQueue);
} else {
count = uxQueueMessagesWaiting(hQueue);
}
/* Return number of queued messages */
return ((uint32_t)count);
}
uint32_t furi_message_queue_get_space(FuriMessageQueue* instance) {
StaticQueue_t* mq = (StaticQueue_t*)instance;
uint32_t space;
uint32_t isrm;
if(mq == NULL) {
space = 0U;
} else if(furi_is_irq_context() != 0U) {
isrm = taskENTER_CRITICAL_FROM_ISR();
/* space = pxQueue->uxLength - pxQueue->uxMessagesWaiting; */
space = mq->uxDummy4[1] - mq->uxDummy4[0];
taskEXIT_CRITICAL_FROM_ISR(isrm);
} else {
space = (uint32_t)uxQueueSpacesAvailable((QueueHandle_t)mq);
}
/* Return number of available slots */
return (space);
}
FuriStatus furi_message_queue_reset(FuriMessageQueue* instance) {
QueueHandle_t hQueue = (QueueHandle_t)instance;
FuriStatus stat;
if(furi_is_irq_context() != 0U) {
stat = FuriStatusErrorISR;
} else if(hQueue == NULL) {
stat = FuriStatusErrorParameter;
} else {
stat = FuriStatusOk;
(void)xQueueReset(hQueue);
}
/* Return execution status */
return (stat);
}