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added FIFO

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This commit is contained in:
Robin Müller 2020-09-22 16:22:37 +02:00
parent 59e4b95b62
commit 0bc3807c18
2 changed files with 41 additions and 0 deletions
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25
container/SharedRingBuffer.cpp
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@ -9,6 +9,7 @@ SharedRingBuffer::SharedRingBuffer(object_id_t objectId, const size_t size,
mutex = MutexFactory::instance()->createMutex();
}
SharedRingBuffer::SharedRingBuffer(object_id_t objectId, uint8_t *buffer,
const size_t size, bool overwriteOld, size_t maxExcessBytes):
SystemObject(objectId), SimpleRingBuffer(buffer, size, overwriteOld,
@ -16,6 +17,11 @@ SharedRingBuffer::SharedRingBuffer(object_id_t objectId, uint8_t *buffer,
mutex = MutexFactory::instance()->createMutex();
}
void SharedRingBuffer::setToUseReceiveSizeFIFO(uint32_t fifoDepth) {
this->fifoDepth = fifoDepth;
}
ReturnValue_t SharedRingBuffer::lockRingBufferMutex(
MutexIF::TimeoutType timeoutType, dur_millis_t timeout) {
return mutex->lockMutex(timeoutType, timeout);
@ -25,6 +31,25 @@ ReturnValue_t SharedRingBuffer::unlockRingBufferMutex() {
return mutex->unlockMutex();
}
MutexIF* SharedRingBuffer::getMutexHandle() const {
return mutex;
}
ReturnValue_t SharedRingBuffer::initialize() {
if(fifoDepth > 0) {
receiveSizesFIFO = new DynamicFIFO<size_t>(fifoDepth);
}
return SystemObject::initialize();
}
DynamicFIFO<size_t>* SharedRingBuffer::getReceiveSizesFIFO() {
if(receiveSizesFIFO == nullptr) {
// Configuration error.
sif::warning << "SharedRingBuffer::getReceiveSizesFIFO: Ring buffer"
<< " was not configured to have sizes FIFO, returning nullptr!"
<< std::endl;
}
return receiveSizesFIFO;
}

16
container/SharedRingBuffer.h
View File

@ -1,6 +1,7 @@
#ifndef FSFW_CONTAINER_SHAREDRINGBUFFER_H_
#define FSFW_CONTAINER_SHAREDRINGBUFFER_H_
#include <fsfw/container/DynamicFIFO.h>
#include "SimpleRingBuffer.h"
#include "../ipc/MutexIF.h"
#include "../objectmanager/SystemObject.h"
@ -26,6 +27,8 @@ public:
SharedRingBuffer(object_id_t objectId, const size_t size,
bool overwriteOld, size_t maxExcessBytes);
void setToUseReceiveSizeFIFO(uint32_t fifoDepth);
/**
* This constructor takes an external buffer with the specified size.
* @param buffer
@ -59,8 +62,21 @@ public:
* @return
*/
MutexIF* getMutexHandle() const;
ReturnValue_t initialize() override;
/**
* If the shared ring buffer was configured to have a sizes FIFO, a handle
* to that FIFO can be retrieved with this function.
* Do not forget to protect access with a lock if required!
* @return
*/
DynamicFIFO<size_t>* getReceiveSizesFIFO();
private:
MutexIF* mutex = nullptr;
size_t fifoDepth = 0;
DynamicFIFO<size_t>* receiveSizesFIFO = nullptr;
};