?? ether_mod_load.c
字號:
/* * $Id: ether_mod_load.c,v 1.1.1.1 2000/05/25 00:28:49 route Exp $ * * libnet * FreeBSD ether_mod_load.c - lkm replacement for ether_output * * Copyright (c) 1998, 1999, 2000 Mike D. Schiffman <mike@infonexus.com> * Original code and idea 1997 Thomas Ptacek <tqbf@pobox.com> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */#define INET#include <sys/param.h>#include <sys/proc.h>#include <sys/systm.h>#include <sys/sysproto.h>#include <sys/conf.h>#include <sys/mount.h>#include <sys/exec.h>#include <sys/sysent.h>#include <sys/lkm.h>#include <sys/file.h>#include <sys/errno.h>#include <sys/queue.h>#include <sys/mbuf.h>#include <sys/socket.h>#include <sys/socketvar.h>#include <sys/protosw.h>#include <sys/kernel.h>#include <sys/sockio.h>#include <net/if.h>#include <net/if_dl.h>#include <net/if_types.h>#include <net/if_var.h>#include <net/radix.h> extern int ether_output_spoof __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *));int ether_spoof(struct lkm_table *lkp, int cmd, int ver);MOD_MISC(etherspoof);static int etherspoof_load(struct lkm_table *lkp, int cmd){ struct ifnet *ifp; int err = 0; switch (cmd) { case LKM_E_LOAD: for (ifp = ifnet.tqh_first; ifp; ifp = ifp->if_link.tqe_next) { if (ifp->if_output == ether_output) { ifp->if_output = ether_output_spoof; printf("Interface %s fixed\n", ifp->if_name); } } printf("Ethernet MAC Address Fix Loaded\n"); break; case LKM_E_UNLOAD: for (ifp = ifnet.tqh_first; ifp; ifp = ifp->if_link.tqe_next) { if (ifp->if_output == ether_output_spoof) { ifp->if_output = ether_output; printf("Interface %s unfixed\n", ifp->if_name); } } printf("Ethernet MAC Address Fix Unloaded\n"); break; default: err = EINVAL; break; } return(err);}int ether_spoof(struct lkm_table *lkp, int cmd, int ver){ DISPATCH(etherspoof, lkp, cmd, ver, etherspoof_load, etherspoof_load, lkm_nullcmd);}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -