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/////////////////////////////////////////////////////////////////////////
// $Id: eth.h,v 1.16 2006/03/07 21:11:16 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// Peter Grehan (grehan@iprg.nokia.com) coded all of this
// NE2000/ether stuff.
// eth.h - see eth_null.cc for implementation details
#ifndef BX_ETH_H
#define BX_ETH_H
#define BX_PACKET_BUFSIZE 2048 // Enough for an ether frame
typedef void (*eth_rx_handler_t)(void *arg, const void *buf, unsigned len);
static const Bit8u broadcast_macaddr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
int execute_script(char *name, char* arg1);
//
// The eth_pktmover class is used by ethernet chip emulations
// to interface to the outside world. An instance of this
// would allow frames to be sent to and received from some
// entity. An example would be the packet filter on a Unix
// system, an NDIS driver in promisc mode on WinNT, or maybe
// a simulated network that talks to another process.
//
class eth_pktmover_c {
public:
virtual void sendpkt(void *buf, unsigned io_len) = 0;
virtual ~eth_pktmover_c () {}
protected:
eth_rx_handler_t rxh; // receive callback
void *rxarg;
};
//
// The eth_locator class is used by pktmover classes to register
// their name. Chip emulations use the static 'create' method
// to locate and instantiate a pktmover class.
//
class eth_locator_c {
public:
static eth_pktmover_c *create(const char *type, const char *netif,
const char *macaddr,
eth_rx_handler_t rxh,
void *rxarg,
char *script);
protected:
eth_locator_c(const char *type);
virtual eth_pktmover_c *allocate(const char *netif,
const char *macaddr,
eth_rx_handler_t rxh,
void *rxarg,
char *script) = 0;
private:
static eth_locator_c *all;
eth_locator_c *next;
const char *type;
};
#endif
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