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new ctor for simple ring buffer which does not

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allocate
This commit is contained in:
Robin Müller
2020-06-17 19:50:26 +02:00
parent f8f10a1730
commit b68ad9e4f9
3 changed files with 38 additions and 12 deletions
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8
container/RingBufferBase.h
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@ -2,12 +2,14 @@
#define FRAMEWORK_CONTAINER_RINGBUFFERBASE_H_
#include <framework/returnvalues/HasReturnvaluesIF.h>
#include <cstddef>
template<uint8_t N_READ_PTRS = 1>
class RingBufferBase {
public:
RingBufferBase(uint32_t startAddress, uint32_t size, bool overwriteOld) :
start(startAddress), write(startAddress), size(size), overwriteOld(overwriteOld) {
RingBufferBase(uint32_t startAddress, const size_t size, bool overwriteOld) :
start(startAddress), write(startAddress), size(size),
overwriteOld(overwriteOld) {
for (uint8_t count = 0; count < N_READ_PTRS; count++) {
read[count] = startAddress;
}
@ -83,7 +85,7 @@ protected:
const uint32_t start;
uint32_t write;
uint32_t read[N_READ_PTRS];
const uint32_t size;
const size_t size;
const bool overwriteOld;
void incrementWrite(uint32_t amount) {
write = ((write + amount - start) % size) + start;