diff options
Diffstat (limited to 'freebsd/contrib/libpcap/inet.c')
| -rw-r--r-- | freebsd/contrib/libpcap/inet.c | 409 |
1 files changed, 0 insertions, 409 deletions
diff --git a/freebsd/contrib/libpcap/inet.c b/freebsd/contrib/libpcap/inet.c deleted file mode 100644 index 1945e4fc..00000000 --- a/freebsd/contrib/libpcap/inet.c +++ /dev/null @@ -1,409 +0,0 @@ -#include <machine/rtems-bsd-user-space.h> - -/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ -/* - * Copyright (c) 1994, 1995, 1996, 1997, 1998 - * The Regents of the University of California. 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the Computer Systems - * Engineering Group at Lawrence Berkeley Laboratory. - * 4. Neither the name of the University nor of the Laboratory may be used - * to endorse or promote products derived from this software without - * specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#ifdef _WIN32 -#include <pcap-stdinc.h> -#else /* _WIN32 */ - -#include <sys/param.h> -#ifndef MSDOS -#include <sys/file.h> -#endif -#include <sys/ioctl.h> -#include <sys/socket.h> -#ifdef HAVE_SYS_SOCKIO_H -#include <sys/sockio.h> -#endif - -struct mbuf; /* Squelch compiler warnings on some platforms for */ -struct rtentry; /* declarations in <net/if.h> */ -#include <net/if.h> -#include <netinet/in.h> -#endif /* _WIN32 */ - -#include <errno.h> -#include <memory.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#if !defined(_WIN32) && !defined(__BORLANDC__) -#include <unistd.h> -#endif /* !_WIN32 && !__BORLANDC__ */ - -#include "pcap-int.h" - -#ifdef HAVE_OS_PROTO_H -#include "os-proto.h" -#endif - -#if !defined(_WIN32) && !defined(MSDOS) - -/* - * Return the name of a network interface attached to the system, or NULL - * if none can be found. The interface must be configured up; the - * lowest unit number is preferred; loopback is ignored. - */ -char * -pcap_lookupdev(errbuf) - register char *errbuf; -{ - pcap_if_t *alldevs; -/* for old BSD systems, including bsdi3 */ -#ifndef IF_NAMESIZE -#define IF_NAMESIZE IFNAMSIZ -#endif - static char device[IF_NAMESIZE + 1]; - char *ret; - - if (pcap_findalldevs(&alldevs, errbuf) == -1) - return (NULL); - - if (alldevs == NULL || (alldevs->flags & PCAP_IF_LOOPBACK)) { - /* - * There are no devices on the list, or the first device - * on the list is a loopback device, which means there - * are no non-loopback devices on the list. This means - * we can't return any device. - * - * XXX - why not return a loopback device? If we can't - * capture on it, it won't be on the list, and if it's - * on the list, there aren't any non-loopback devices, - * so why not just supply it as the default device? - */ - (void)strlcpy(errbuf, "no suitable device found", - PCAP_ERRBUF_SIZE); - ret = NULL; - } else { - /* - * Return the name of the first device on the list. - */ - (void)strlcpy(device, alldevs->name, sizeof(device)); - ret = device; - } - - pcap_freealldevs(alldevs); - return (ret); -} - -int -pcap_lookupnet(device, netp, maskp, errbuf) - register const char *device; - register bpf_u_int32 *netp, *maskp; - register char *errbuf; -{ - register int fd; - register struct sockaddr_in *sin4; - struct ifreq ifr; - - /* - * The pseudo-device "any" listens on all interfaces and therefore - * has the network address and -mask "0.0.0.0" therefore catching - * all traffic. Using NULL for the interface is the same as "any". - */ - if (!device || strcmp(device, "any") == 0 -#ifdef HAVE_DAG_API - || strstr(device, "dag") != NULL -#endif -#ifdef HAVE_SEPTEL_API - || strstr(device, "septel") != NULL -#endif -#ifdef PCAP_SUPPORT_BT - || strstr(device, "bluetooth") != NULL -#endif -#ifdef PCAP_SUPPORT_USB - || strstr(device, "usbmon") != NULL -#endif -#ifdef PCAP_SUPPORT_NETMAP - || !strncmp(device, "netmap:", 7) - || !strncmp(device, "vale", 4) -#endif -#ifdef HAVE_SNF_API - || strstr(device, "snf") != NULL -#endif - ) { - *netp = *maskp = 0; - return 0; - } - - fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) { - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, "socket: %s", - pcap_strerror(errno)); - return (-1); - } - memset(&ifr, 0, sizeof(ifr)); -#ifdef linux - /* XXX Work around Linux kernel bug */ - ifr.ifr_addr.sa_family = AF_INET; -#endif - (void)strlcpy(ifr.ifr_name, device, sizeof(ifr.ifr_name)); - if (ioctl(fd, SIOCGIFADDR, (char *)&ifr) < 0) { - if (errno == EADDRNOTAVAIL) { - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, - "%s: no IPv4 address assigned", device); - } else { - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFADDR: %s: %s", - device, pcap_strerror(errno)); - } - (void)close(fd); - return (-1); - } - sin4 = (struct sockaddr_in *)&ifr.ifr_addr; - *netp = sin4->sin_addr.s_addr; - memset(&ifr, 0, sizeof(ifr)); -#ifdef linux - /* XXX Work around Linux kernel bug */ - ifr.ifr_addr.sa_family = AF_INET; -#endif - (void)strlcpy(ifr.ifr_name, device, sizeof(ifr.ifr_name)); - if (ioctl(fd, SIOCGIFNETMASK, (char *)&ifr) < 0) { - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, - "SIOCGIFNETMASK: %s: %s", device, pcap_strerror(errno)); - (void)close(fd); - return (-1); - } - (void)close(fd); - *maskp = sin4->sin_addr.s_addr; - if (*maskp == 0) { - if (IN_CLASSA(*netp)) - *maskp = IN_CLASSA_NET; - else if (IN_CLASSB(*netp)) - *maskp = IN_CLASSB_NET; - else if (IN_CLASSC(*netp)) - *maskp = IN_CLASSC_NET; - else { - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, - "inet class for 0x%x unknown", *netp); - return (-1); - } - } - *netp &= *maskp; - return (0); -} - -#elif defined(_WIN32) - -/* - * Return the name of a network interface attached to the system, or NULL - * if none can be found. The interface must be configured up; the - * lowest unit number is preferred; loopback is ignored. - * - * In the best of all possible worlds, this would be the same as on - * UN*X, but there may be software that expects this to return a - * full list of devices after the first device. - */ -#define ADAPTERSNAME_LEN 8192 -char * -pcap_lookupdev(errbuf) - register char *errbuf; -{ - DWORD dwVersion; - DWORD dwWindowsMajorVersion; - char our_errbuf[PCAP_ERRBUF_SIZE+1]; - -#pragma warning (push) -#pragma warning (disable: 4996) /* disable MSVC's GetVersion() deprecated warning here */ - dwVersion = GetVersion(); /* get the OS version */ -#pragma warning (pop) - dwWindowsMajorVersion = (DWORD)(LOBYTE(LOWORD(dwVersion))); - - if (dwVersion >= 0x80000000 && dwWindowsMajorVersion >= 4) { - /* - * Windows 95, 98, ME. - */ - ULONG NameLength = ADAPTERSNAME_LEN; - static char AdaptersName[ADAPTERSNAME_LEN]; - - if (PacketGetAdapterNames(AdaptersName,&NameLength) ) - return (AdaptersName); - else - return NULL; - } else { - /* - * Windows NT (NT 4.0 and later). - * Convert the names to Unicode for backward compatibility. - */ - ULONG NameLength = ADAPTERSNAME_LEN; - static WCHAR AdaptersName[ADAPTERSNAME_LEN]; - size_t BufferSpaceLeft; - char *tAstr; - WCHAR *Unameptr; - char *Adescptr; - size_t namelen, i; - WCHAR *TAdaptersName = (WCHAR*)malloc(ADAPTERSNAME_LEN * sizeof(WCHAR)); - int NAdapts = 0; - - if(TAdaptersName == NULL) - { - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, "memory allocation failure"); - return NULL; - } - - if ( !PacketGetAdapterNames((PTSTR)TAdaptersName,&NameLength) ) - { - pcap_win32_err_to_str(GetLastError(), our_errbuf); - (void)pcap_snprintf(errbuf, PCAP_ERRBUF_SIZE, - "PacketGetAdapterNames: %s", our_errbuf); - free(TAdaptersName); - return NULL; - } - - - BufferSpaceLeft = ADAPTERSNAME_LEN * sizeof(WCHAR); - tAstr = (char*)TAdaptersName; - Unameptr = AdaptersName; - - /* - * Convert the device names to Unicode into AdapterName. - */ - do { - /* - * Length of the name, including the terminating - * NUL. - */ - namelen = strlen(tAstr) + 1; - - /* - * Do we have room for the name in the Unicode - * buffer? - */ - if (BufferSpaceLeft < namelen * sizeof(WCHAR)) { - /* - * No. - */ - goto quit; - } - BufferSpaceLeft -= namelen * sizeof(WCHAR); - - /* - * Copy the name, converting ASCII to Unicode. - * namelen includes the NUL, so we copy it as - * well. - */ - for (i = 0; i < namelen; i++) - *Unameptr++ = *tAstr++; - - /* - * Count this adapter. - */ - NAdapts++; - } while (namelen != 1); - - /* - * Copy the descriptions, but don't convert them from - * ASCII to Unicode. - */ - Adescptr = (char *)Unameptr; - while(NAdapts--) - { - size_t desclen; - - desclen = strlen(tAstr) + 1; - - /* - * Do we have room for the name in the Unicode - * buffer? - */ - if (BufferSpaceLeft < desclen) { - /* - * No. - */ - goto quit; - } - - /* - * Just copy the ASCII string. - * namelen includes the NUL, so we copy it as - * well. - */ - memcpy(Adescptr, tAstr, desclen); - Adescptr += desclen; - tAstr += desclen; - BufferSpaceLeft -= desclen; - } - - quit: - free(TAdaptersName); - return (char *)(AdaptersName); - } -} - - -int -pcap_lookupnet(device, netp, maskp, errbuf) - register const char *device; - register bpf_u_int32 *netp, *maskp; - register char *errbuf; -{ - /* - * We need only the first IPv4 address, so we must scan the array returned by PacketGetNetInfo() - * in order to skip non IPv4 (i.e. IPv6 addresses) - */ - npf_if_addr if_addrs[MAX_NETWORK_ADDRESSES]; - LONG if_addr_size = 1; - struct sockaddr_in *t_addr; - unsigned int i; - - if (!PacketGetNetInfoEx((void *)device, if_addrs, &if_addr_size)) { - *netp = *maskp = 0; - return (0); - } - - for(i=0; i<MAX_NETWORK_ADDRESSES; i++) - { - if(if_addrs[i].IPAddress.ss_family == AF_INET) - { - t_addr = (struct sockaddr_in *) &(if_addrs[i].IPAddress); - *netp = t_addr->sin_addr.S_un.S_addr; - t_addr = (struct sockaddr_in *) &(if_addrs[i].SubnetMask); - *maskp = t_addr->sin_addr.S_un.S_addr; - - *netp &= *maskp; - return (0); - } - - } - - *netp = *maskp = 0; - return (0); -} - -#endif /* !_WIN32 && !MSDOS */ |