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Diffstat (limited to 'libpcap/nametoaddr.c')
| -rw-r--r-- | libpcap/nametoaddr.c | 376 |
1 files changed, 0 insertions, 376 deletions
diff --git a/libpcap/nametoaddr.c b/libpcap/nametoaddr.c deleted file mode 100644 index 7cfe10e..0000000 --- a/libpcap/nametoaddr.c +++ /dev/null @@ -1,376 +0,0 @@ -/* - * Copyright (c) 1990, 1991, 1992, 1993, 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: (1) source code distributions - * retain the above copyright notice and this paragraph in its entirety, (2) - * distributions including binary code include the above copyright notice and - * this paragraph in its entirety in the documentation or other materials - * provided with the distribution, and (3) all advertising materials mentioning - * features or use of this software display the following acknowledgement: - * ``This product includes software developed by the University of California, - * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of - * the University nor the names of its contributors may be used to endorse - * or promote products derived from this software without specific prior - * written permission. - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. - * - * Name to id translation routines used by the scanner. - * These functions are not time critical. - */ - -#ifndef lint -static const char rcsid[] = - "@(#) $Header: /cvsroot/ipacct/ipacct/libpcap/Attic/nametoaddr.c,v 1.1 2001/05/31 13:40:52 gray Exp $ (LBL)"; -#endif - -#if defined(HAVE_CONFIG_H) -# include <config.h> -#endif - -#include <sys/param.h> -#include <sys/types.h> /* concession to AIX */ -#include <sys/socket.h> -#include <sys/time.h> - -#if __STDC__ -struct mbuf; -struct rtentry; -#endif - -#include <net/if.h> -#include <netinet/in.h> -#include <netinet/if_ether.h> -#include <arpa/inet.h> - -#include <ctype.h> -#include <errno.h> -#include <stdlib.h> -#include <memory.h> -#include <netdb.h> -#include <stdio.h> - -#include <pcap-int.h> - -#include <gencode.h> -#include <pcap-namedb.h> - -#include <gnuc.h> -#ifdef HAVE_OS_PROTO_H -#include <os-proto.h> -#endif - -#ifndef NTOHL -#define NTOHL(x) (x) = ntohl(x) -#define NTOHS(x) (x) = ntohs(x) -#endif - -static inline int xdtoi(int); - -/* - * Convert host name to internet address. - * Return 0 upon failure. - */ -bpf_u_int32 ** -pcap_nametoaddr(const char *name) -{ -#ifndef h_addr - static bpf_u_int32 *hlist[2]; -#endif - bpf_u_int32 **p; - struct hostent *hp; - - if ((hp = gethostbyname(name)) != NULL) { -#ifndef h_addr - hlist[0] = (bpf_u_int32 *)hp->h_addr; - NTOHL(hp->h_addr); - return hlist; -#else - for (p = (bpf_u_int32 **)hp->h_addr_list; *p; ++p) - NTOHL(**p); - return (bpf_u_int32 **)hp->h_addr_list; -#endif - } - else - return 0; -} - -/* - * Convert net name to internet address. - * Return 0 upon failure. - */ -bpf_u_int32 -pcap_nametonetaddr(const char *name) -{ - struct netent *np; - - if ((np = getnetbyname(name)) != NULL) - return np->n_net; - else - return 0; -} - -/* - * Convert a port name to its port and protocol numbers. - * We assume only TCP or UDP. - * Return 0 upon failure. - */ -int -pcap_nametoport(const char *name, int *port, int *proto) -{ - struct servent *sp; - char *other; - - sp = getservbyname(name, (char *)0); - if (sp != NULL) { - NTOHS(sp->s_port); - *port = sp->s_port; - *proto = pcap_nametoproto(sp->s_proto); - /* - * We need to check /etc/services for ambiguous entries. - * If we find the ambiguous entry, and it has the - * same port number, change the proto to PROTO_UNDEF - * so both TCP and UDP will be checked. - */ - if (*proto == IPPROTO_TCP) - other = "udp"; - else - other = "tcp"; - - sp = getservbyname(name, other); - if (sp != 0) { - NTOHS(sp->s_port); -#ifdef notdef - if (*port != sp->s_port) - /* Can't handle ambiguous names that refer - to different port numbers. */ - warning("ambiguous port %s in /etc/services", - name); -#endif - *proto = PROTO_UNDEF; - } - return 1; - } -#if defined(ultrix) || defined(__osf__) - /* Special hack in case NFS isn't in /etc/services */ - if (strcmp(name, "nfs") == 0) { - *port = 2049; - *proto = PROTO_UNDEF; - return 1; - } -#endif - return 0; -} - -int -pcap_nametoproto(const char *str) -{ - struct protoent *p; - - p = getprotobyname(str); - if (p != 0) - return p->p_proto; - else - return PROTO_UNDEF; -} - -#include "ethertype.h" - -struct eproto { - char *s; - u_short p; -}; - -/* Static data base of ether protocol types. */ -struct eproto eproto_db[] = { - { "pup", ETHERTYPE_PUP }, - { "xns", ETHERTYPE_NS }, - { "ip", ETHERTYPE_IP }, - { "arp", ETHERTYPE_ARP }, - { "rarp", ETHERTYPE_REVARP }, - { "sprite", ETHERTYPE_SPRITE }, - { "mopdl", ETHERTYPE_MOPDL }, - { "moprc", ETHERTYPE_MOPRC }, - { "decnet", ETHERTYPE_DN }, - { "lat", ETHERTYPE_LAT }, - { "sca", ETHERTYPE_SCA }, - { "lanbridge", ETHERTYPE_LANBRIDGE }, - { "vexp", ETHERTYPE_VEXP }, - { "vprod", ETHERTYPE_VPROD }, - { "atalk", ETHERTYPE_ATALK }, - { "atalkarp", ETHERTYPE_AARP }, - { "loopback", ETHERTYPE_LOOPBACK }, - { "decdts", ETHERTYPE_DECDTS }, - { "decdns", ETHERTYPE_DECDNS }, - { (char *)0, 0 } -}; - -int -pcap_nametoeproto(const char *s) -{ - struct eproto *p = eproto_db; - - while (p->s != 0) { - if (strcmp(p->s, s) == 0) - return p->p; - p += 1; - } - return PROTO_UNDEF; -} - -/* Hex digit to integer. */ -static inline int -xdtoi(c) - register int c; -{ - if (isdigit(c)) - return c - '0'; - else if (islower(c)) - return c - 'a' + 10; - else - return c - 'A' + 10; -} - -int -__pcap_atoin(const char *s, bpf_u_int32 *addr) -{ - u_int n; - int len; - - *addr = 0; - len = 0; - while (1) { - n = 0; - while (*s && *s != '.') - n = n * 10 + *s++ - '0'; - *addr <<= 8; - *addr |= n & 0xff; - len += 8; - if (*s == '\0') - return len; - ++s; - } - /* NOTREACHED */ -} - -int -__pcap_atodn(const char *s, bpf_u_int32 *addr) -{ -#define AREASHIFT 10 -#define AREAMASK 0176000 -#define NODEMASK 01777 - - u_int node, area; - - if (sscanf((char *)s, "%d.%d", &area, &node) != 2) - bpf_error("malformed decnet address '%s'", s); - - *addr = (area << AREASHIFT) & AREAMASK; - *addr |= (node & NODEMASK); - - return(32); -} - -/* - * Convert 's' which has the form "xx:xx:xx:xx:xx:xx" into a new - * ethernet address. Assumes 's' is well formed. - */ -u_char * -pcap_ether_aton(const char *s) -{ - register u_char *ep, *e; - register u_int d; - - e = ep = (u_char *)malloc(6); - - while (*s) { - if (*s == ':') - s += 1; - d = xdtoi(*s++); - if (isxdigit(*s)) { - d <<= 4; - d |= xdtoi(*s++); - } - *ep++ = d; - } - - return (e); -} - -#ifndef HAVE_ETHER_HOSTTON -/* Roll our own */ -u_char * -pcap_ether_hostton(const char *name) -{ - register struct pcap_etherent *ep; - register u_char *ap; - static FILE *fp = NULL; - static init = 0; - - if (!init) { - fp = fopen(PCAP_ETHERS_FILE, "r"); - ++init; - if (fp == NULL) - return (NULL); - } else if (fp == NULL) - return (NULL); - else - rewind(fp); - - while ((ep = pcap_next_etherent(fp)) != NULL) { - if (strcmp(ep->name, name) == 0) { - ap = (u_char *)malloc(6); - if (ap != NULL) { - memcpy(ap, ep->addr, 6); - return (ap); - } - break; - } - } - return (NULL); -} -#else - -#ifndef sgi -extern int ether_hostton(char *, struct ether_addr *); -#endif - -/* Use the os supplied routines */ -u_char * -pcap_ether_hostton(const char *name) -{ - register u_char *ap; - u_char a[6]; - - ap = NULL; - if (ether_hostton((char *)name, (struct ether_addr *)a) == 0) { - ap = (u_char *)malloc(6); - if (ap != NULL) - memcpy((char *)ap, (char *)a, 6); - } - return (ap); -} -#endif - -u_short -__pcap_nametodnaddr(const char *name) -{ -#ifdef DECNETLIB - struct nodeent *getnodebyname(); - struct nodeent *nep; - unsigned short res; - - nep = getnodebyname(name); - if (nep == ((struct nodeent *)0)) - bpf_error("unknown decnet host name '%s'\n", name); - - memcpy((char *)&res, (char *)nep->n_addr, sizeof(unsigned short)); - return(res); -#else - bpf_error("decnet name support not included, '%s' cannot be translated\n", - name); -#endif -} |