From 4e9e465360b2b4757699e79b265c12358ac5e8db Mon Sep 17 00:00:00 2001
From: "Robin.Mueller" <robin.mueller.m@gmail.com>
Date: Tue, 4 Aug 2020 02:00:00 +0200
Subject: [PATCH] shared ring buffer continued

---
 container/SimpleRingBuffer.cpp | 20 ++++++++++++++++----
 container/SimpleRingBuffer.h   |  2 +-
 2 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/container/SimpleRingBuffer.cpp b/container/SimpleRingBuffer.cpp
index 3cc1ffdf..cad1a48e 100644
--- a/container/SimpleRingBuffer.cpp
+++ b/container/SimpleRingBuffer.cpp
@@ -2,16 +2,28 @@
 #include <cstring>
 
 SimpleRingBuffer::SimpleRingBuffer(const size_t size, bool overwriteOld,
-        size_t maxExcessBytes) :
+		size_t maxExcessBytes) :
 		RingBufferBase<>(0, size, overwriteOld),
 		maxExcessBytes(maxExcessBytes) {
+	if(maxExcessBytes > size) {
+		this->maxExcessBytes = size;
+	}
+	else {
+		this->maxExcessBytes = maxExcessBytes;
+	}
 	buffer = new uint8_t[size + maxExcessBytes];
 }
 
 SimpleRingBuffer::SimpleRingBuffer(uint8_t *buffer, const size_t size,
-        bool overwriteOld, size_t maxExcessBytes):
-        RingBufferBase<>(0, size, overwriteOld), buffer(buffer),
-        maxExcessBytes(maxExcessBytes) {}
+		bool overwriteOld, size_t maxExcessBytes):
+        RingBufferBase<>(0, size, overwriteOld), buffer(buffer) {
+	if(maxExcessBytes > size) {
+		this->maxExcessBytes = size;
+	}
+	else {
+		this->maxExcessBytes = maxExcessBytes;
+	}
+}
 
 
 SimpleRingBuffer::~SimpleRingBuffer() {
diff --git a/container/SimpleRingBuffer.h b/container/SimpleRingBuffer.h
index 4bb3a4e8..2627541f 100644
--- a/container/SimpleRingBuffer.h
+++ b/container/SimpleRingBuffer.h
@@ -111,7 +111,7 @@ public:
 private:
 	static const uint8_t READ_PTR = 0;
 	uint8_t* buffer = nullptr;
-	const size_t maxExcessBytes;
+	size_t maxExcessBytes;
 	size_t excessBytes = 0;
 };