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