diff --git a/cpp/devices/ctapdriver.cpp b/cpp/devices/ctapdriver.cpp
index 827a0202e1..450f439dda 100644
--- a/cpp/devices/ctapdriver.cpp
+++ b/cpp/devices/ctapdriver.cpp
@@ -369,7 +369,7 @@ bool CTapDriver::Disable() const
 	return result;
 }
 
-void CTapDriver::Flush()
+void CTapDriver::Flush() const
 {
 	LOGTRACE("%s", __PRETTY_FUNCTION__)
 	while (PendingPackets()) {
@@ -421,7 +421,7 @@ uint32_t CTapDriver::Crc32(span<const uint8_t> data) {
    return ~crc;
 }
 
-int CTapDriver::Receive(uint8_t *buf)
+int CTapDriver::Receive(uint8_t *buf) const
 {
 	assert(m_hTAP != -1);
 
@@ -459,7 +459,7 @@ int CTapDriver::Receive(uint8_t *buf)
 	return dwReceived;
 }
 
-int CTapDriver::Send(const uint8_t *buf, int len)
+int CTapDriver::Send(const uint8_t *buf, int len) const
 {
 	assert(m_hTAP != -1);
 
diff --git a/cpp/devices/ctapdriver.h b/cpp/devices/ctapdriver.h
index 1c37293be1..b844507d76 100644
--- a/cpp/devices/ctapdriver.h
+++ b/cpp/devices/ctapdriver.h
@@ -11,7 +11,6 @@
 
 #pragma once
 
-#include <net/ethernet.h>
 #include <unordered_map>
 #include <vector>
 #include <string>
@@ -32,14 +31,13 @@ class CTapDriver
 	CTapDriver& operator=(const CTapDriver&) = default;
 
 	bool Init(const unordered_map<string, string>&);
-	void OpenDump(const string& path);	// Capture packets
-	void GetMacAddr(uint8_t *mac) const;
-	int Receive(uint8_t *buf);
-	int Send(const uint8_t *buf, int len);
+	void GetMacAddr(uint8_t *) const;
+	int Receive(uint8_t *) const;
+	int Send(const uint8_t *, int) const;
 	bool PendingPackets() const;		// Check if there are IP packets available
 	bool Enable() const;		// Enable the piscsi0 interface
 	bool Disable() const;		// Disable the piscsi0 interface
-	void Flush();				// Purge all of the packets that are waiting to be processed
+	void Flush() const;			// Purge all of the packets that are waiting to be processed
 
 	static uint32_t Crc32(span<const uint8_t>);