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/////////////////////////////////////////////////////////////////////////
// $Id: eth.cc,v 1.24 2005/12/10 18:37:35 vruppert 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
// eth.cc - helper code to find and create pktmover classes
// Peter Grehan (grehan@iprg.nokia.com) coded all of this
// NE2000/ether stuff.
// Define BX_PLUGGABLE in files that can be compiled into plugins. For
// platforms that require a special tag on exported symbols, BX_PLUGGABLE
// is used to know when we are exporting symbols and when we are importing.
#define BX_PLUGGABLE
#define NO_DEVICE_INCLUDES
#include "iodev.h"
#if BX_NETWORKING
#include "eth.h"
#define LOG_THIS /* not needed */
eth_locator_c *eth_locator_c::all;
//
// Each pktmover module has a static locator class that registers
// here
//
eth_locator_c::eth_locator_c(const char *type)
{
next = all;
all = this;
this->type = type;
}
#ifdef ETH_NULL
extern class bx_null_locator_c bx_null_match;
#endif
#ifdef ETH_FBSD
extern class bx_fbsd_locator_c bx_fbsd_match;
#endif
#ifdef ETH_LINUX
extern class bx_linux_locator_c bx_linux_match;
#endif
#ifdef ETH_WIN32
extern class bx_win32_locator_c bx_win32_match;
#endif
#if HAVE_ETHERTAP
extern class bx_tap_locator_c bx_tap_match;
#endif
#if HAVE_TUNTAP
extern class bx_tuntap_locator_c bx_tuntap_match;
#endif
#if HAVE_VDE
extern class bx_vde_locator_c bx_vde_match;
#endif
#ifdef ETH_ARPBACK
extern class bx_arpback_locator_c bx_arpback_match;
#endif
extern class bx_vnet_locator_c bx_vnet_match;
//
// Called by ethernet chip emulations to locate and create a pktmover
// object
//
eth_pktmover_c *
eth_locator_c::create(const char *type, const char *netif,
const char *macaddr,
eth_rx_handler_t rxh, void *rxarg, char *script)
{
#ifdef eth_static_constructors
for (eth_locator_c *p = all; p != NULL; p = p->next) {
if (strcmp(type, p->type) == 0)
return (p->allocate(netif, macaddr, rxh, rxarg, script));
}
#else
eth_locator_c *ptr = 0;
#ifdef ETH_ARPBACK
{
if (!strcmp(type, "arpback"))
ptr = (eth_locator_c *) &bx_arpback_match;
}
#endif
#ifdef ETH_NULL
{
if (!strcmp(type, "null"))
ptr = (eth_locator_c *) &bx_null_match;
}
#endif
#ifdef ETH_FBSD
{
if (!strcmp(type, "fbsd"))
ptr = (eth_locator_c *) &bx_fbsd_match;
}
#endif
#ifdef ETH_LINUX
{
if (!strcmp(type, "linux"))
ptr = (eth_locator_c *) &bx_linux_match;
}
#endif
#if HAVE_TUNTAP
{
if (!strcmp(type, "tuntap"))
ptr = (eth_locator_c *) &bx_tuntap_match;
}
#endif
#if HAVE_VDE
{
if (!strcmp(type, "vde"))
ptr = (eth_locator_c *) &bx_vde_match;
}
#endif
#if HAVE_ETHERTAP
{
if (!strcmp(type, "tap"))
ptr = (eth_locator_c *) &bx_tap_match;
}
#endif
#ifdef ETH_WIN32
{
if(!strcmp(type, "win32"))
ptr = (eth_locator_c *) &bx_win32_match;
}
#endif
{
if (!strcmp(type, "vnet"))
ptr = (eth_locator_c *) &bx_vnet_match;
}
if (ptr)
return (ptr->allocate(netif, macaddr, rxh, rxarg, script));
#endif
return (NULL);
}
#if (HAVE_ETHERTAP==1) || (HAVE_TUNTAP==1) || (HAVE_VDE==1)
extern "C" {
#include <sys/wait.h>
};
#undef LOG_THIS
#define LOG_THIS bx_devices.pluginNE2kDevice->
// This is a utility script used for tuntap or ethertap
int execute_script( char* scriptname, char* arg1 )
{
int pid,status;
if (!(pid=fork())) {
char filename[BX_PATHNAME_LEN];
if ( scriptname[0]=='/' ) {
strcpy (filename, scriptname);
}
else {
getcwd (filename, BX_PATHNAME_LEN);
strcat (filename, "/");
strcat (filename, scriptname);
}
// execute the script
BX_INFO(("Executing script '%s %s'",filename,arg1));
execle(filename, scriptname, arg1, NULL, NULL);
// if we get here there has been a problem
exit(-1);
}
wait (&status);
if (!WIFEXITED(status)) {
return -1;
}
return WEXITSTATUS(status);
}
#endif // (HAVE_ETHERTAP==1) || (HAVE_TUNTAP==1)
#endif /* if BX_NETWORKING */
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