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-rw-r--r--dev/pktfifo.hh12
1 files changed, 7 insertions, 5 deletions
diff --git a/dev/pktfifo.hh b/dev/pktfifo.hh
index 56e72947a..0c237949c 100644
--- a/dev/pktfifo.hh
+++ b/dev/pktfifo.hh
@@ -49,12 +49,13 @@ class PacketFifo
explicit PacketFifo(int max) : _maxsize(max), _size(0), _reserved(0) {}
virtual ~PacketFifo() {}
- int maxsize() const { return _maxsize; }
int packets() const { return fifo.size(); }
- int size() const { return _size + _reserved; }
- int avail() const { return maxsize() - size(); }
- bool empty() const { return size() == 0; }
- bool full() const { return size() >= maxsize(); }
+ int maxsize() const { return _maxsize; }
+ int size() const { return _size; }
+ int reserved() const { return _reserved; }
+ int avail() const { return _maxsize - _size - _reserved; }
+ bool empty() const { return size() <= 0; }
+ bool full() const { return avail() <= 0; }
int reserve(int len = 0)
{
@@ -91,6 +92,7 @@ class PacketFifo
{
fifo.clear();
_size = 0;
+ _reserved = 0;
}
/**