--- libaitio/inc/aitio.h	2013/06/24 14:42:59	1.31.2.2
+++ libaitio/inc/aitio.h	2013/06/26 22:48:53	1.32
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: aitio.h,v 1.31.2.2 2013/06/24 14:42:59 misho Exp $
+* $Id: aitio.h,v 1.32 2013/06/26 22:48:53 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -406,7 +406,7 @@ int io_get1stiface(char *szIface, int iflen);
  * return: -1 error or >-1 bpf handle
  */
 int io_etherOpen(const char *csIface, int flags, int whdr, 
-		unsigned int buflen, void **zcbuf);
+		unsigned int *buflen, void **zcbuf);
 /*
  * io_etherClose() - Close BPF interface
  *
@@ -415,6 +415,27 @@ int io_etherOpen(const char *csIface, int flags, int w
  * return: none
  */
 void io_etherClose(int eth, void **zcbuf);
+
+/*
+ * io_etherSend() - Send packet to bpf
+ *
+ * @eth = bpf handle
+ * @buf = buffer
+ * @buflen = buffer length
+ * return: -1 error or !=-1 written bytes
+ */
+ssize_t io_etherSend(int eth, const void *buf, size_t buflen);
+/*
+ * io_etherRecv() - Receive packet from bpf
+ *
+ * @eth = bpf handle
+ * @buf = buffer
+ * @buflen = buffer length
+ * @zcbuf = zero copy buffer, if BPF supports it and isn't NULL
+ * return: -1 error or !=-1 readed bytes
+ */
+ssize_t io_etherRecv(int eth, void * __restrict buf, 
+		size_t buflen, void * __restrict zcbuf);
 
 
 #endif