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Diffstat (limited to 'tools/ioemu/iodev/eth.cc')
| -rw-r--r-- | tools/ioemu/iodev/eth.cc | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/tools/ioemu/iodev/eth.cc b/tools/ioemu/iodev/eth.cc new file mode 100644 index 0000000000..d6ee9d2948 --- /dev/null +++ b/tools/ioemu/iodev/eth.cc @@ -0,0 +1,194 @@ +///////////////////////////////////////////////////////////////////////// +// $Id: eth.cc,v 1.16 2003/04/28 13:01:09 cbothamy 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 + +#include "bochs.h" +#if BX_NE2K_SUPPORT + +#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 +#ifdef ETH_TEST +extern bx_test_match; +#endif +#ifdef ETH_ARPBACK +extern class bx_arpback_locator_c bx_arpback_match; +#endif + +// +// 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) +{ +#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)); + } +#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_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 +#ifdef ETH_TEST + { + if (!strcmp(type, "test")) + ptr = (eth_locator_c *) &bx_test_match; + } +#endif + if (ptr) + return (ptr->allocate(netif, macaddr, rxh, rxarg)); +#endif + + return (NULL); +} + +#if (HAVE_ETHERTAP==1) || (HAVE_TUNTAP==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_NE2K_SUPPORT */ |