Merge libpcap 0.5

This commit is contained in:
Bill Fenner 2000-01-30 00:43:38 +00:00
parent d52656061b
commit fae05455f6
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=56891
10 changed files with 1153 additions and 53 deletions

View file

@ -37,7 +37,8 @@
*
* @(#)bpf.h 7.1 (Berkeley) 5/7/91
*
* @(#) $Header: /tcpdump/master/libpcap/bpf/net/bpf.h,v 1.37 1999/10/19 15:18:31 itojun Exp $ (LBL)
* $FreeBSD$
* @(#) $Header: bpf.h,v 1.36 97/06/12 14:29:53 leres Exp $ (LBL)
*/
#ifndef BPF_MAJOR_VERSION
@ -52,11 +53,7 @@ typedef u_int bpf_u_int32;
* Alignment macros. BPF_WORDALIGN rounds up to the next
* even multiple of BPF_ALIGNMENT.
*/
#ifndef __NetBSD__
#define BPF_ALIGNMENT sizeof(bpf_int32)
#else
#define BPF_ALIGNMENT sizeof(long)
#endif
#define BPF_WORDALIGN(x) (((x)+(BPF_ALIGNMENT-1))&~(BPF_ALIGNMENT-1))
#define BPF_MAXINSNS 512
@ -172,21 +169,10 @@ struct bpf_hdr {
#define DLT_SLIP 8 /* Serial Line IP */
#define DLT_PPP 9 /* Point-to-point Protocol */
#define DLT_FDDI 10 /* FDDI */
#ifdef __FreeBSD__
#define DLT_ATM_RFC1483 11 /* LLC/SNAP encapsulated atm */
#endif
#ifdef __OpenBSD__
#define DLT_ATM_RFC1483 11 /* LLC/SNAP encapsulated atm */
#define DLT_LOOP 12 /* loopback */
#endif
/* offset to avoid collision with BSD/OS values */
#ifndef DLT_ATM_RFC1483
#define DLT_ATM_RFC1483 100 /* LLC/SNAP encapsulated atm */
#endif
#define DLT_RAW 101 /* raw IP */
#define DLT_SLIP_BSDOS 102 /* BSD/OS Serial Line IP */
#define DLT_PPP_BSDOS 103 /* BSD/OS Point-to-point Protocol */
#define DLT_CHDLC 104 /* Cisco HDLC */
#define DLT_RAW 12 /* raw IP */
#define DLT_SLIP_BSDOS 13 /* BSD/OS Serial Line IP */
#define DLT_PPP_BSDOS 14 /* BSD/OS Point-to-point Protocol */
/*
* The instruction encondings.

File diff suppressed because it is too large Load diff

View file

@ -18,7 +18,8 @@
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* @(#) $Header: gencode.h,v 1.36 96/07/17 00:11:34 leres Exp $ (LBL)
* $FreeBSD$
* @(#) $Header: /tcpdump/master/libpcap/gencode.h,v 1.37 1999/10/19 15:18:29 itojun Exp $ (LBL)
*/
/*XXX*/
@ -31,6 +32,7 @@
#define Q_PORT 3
#define Q_GATEWAY 4
#define Q_PROTO 5
#define Q_PROTOCHAIN 6
/* Protocol qualifiers. */
@ -51,9 +53,17 @@
#define Q_SCA 13
#define Q_MOPRC 14
#define Q_MOPDL 15
#define Q_ISO 16
#define Q_ESIS 17
#define Q_ISIS 18
#define Q_IPV6 16
#define Q_ICMPV6 17
#define Q_AH 18
#define Q_ESP 19
#define Q_PIM 20
#define Q_ISO 21
#define Q_ESIS 22
#define Q_ISIS 23
/* Directional qualifiers. */
@ -65,8 +75,12 @@
#define Q_DEFAULT 0
#define Q_UNDEF 255
struct slist;
struct stmt {
int code;
struct slist *jt; /*only for relative jump in block*/
struct slist *jf; /*only for relative jump in block*/
bpf_int32 k;
};
@ -153,6 +167,9 @@ void gen_not(struct block *);
struct block *gen_scode(const char *, struct qual);
struct block *gen_ecode(const u_char *, struct qual);
struct block *gen_mcode(const char *, const char *, int, struct qual);
#ifdef INET6
struct block *gen_mcode6(const char *, const char *, int, struct qual);
#endif
struct block *gen_ncode(const char *, bpf_u_int32, struct qual);
struct block *gen_proto_abbrev(int);
struct block *gen_relation(int, struct arth *, struct arth *, int);
@ -180,3 +197,5 @@ void sappend(struct slist *, struct slist *);
/* XXX */
#define JT(b) ((b)->et.succ)
#define JF(b) ((b)->ef.succ)
extern int no_optimize;

View file

@ -19,10 +19,11 @@
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* $FreeBSD$
*/
#ifndef lint
static const char rcsid[] =
"@(#) $Header: grammar.y,v 1.56 96/11/02 21:54:55 leres Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/libpcap/grammar.y,v 1.57 1999/10/19 15:18:30 itojun Exp $ (LBL)";
#endif
#include <sys/types.h>
@ -102,21 +103,22 @@ pcap_parse()
%type <rblk> other
%token DST SRC HOST GATEWAY
%token NET MASK PORT LESS GREATER PROTO BYTE
%token ARP RARP IP TCP UDP ICMP IGMP IGRP
%token NET MASK PORT LESS GREATER PROTO PROTOCHAIN BYTE
%token ARP RARP IP TCP UDP ICMP IGMP IGRP PIM
%token ATALK DECNET LAT SCA MOPRC MOPDL
%token TK_BROADCAST TK_MULTICAST
%token NUM INBOUND OUTBOUND
%token LINK
%token GEQ LEQ NEQ
%token ID EID HID
%token ID EID HID HID6
%token LSH RSH
%token LEN
%token ISO ESIS ISIS
%token IPV6 ICMPV6 AH ESP
%type <s> ID
%type <e> EID
%type <s> HID
%type <s> HID HID6
%type <i> NUM
%left OR AND
@ -168,6 +170,24 @@ nid: ID { $$.b = gen_scode($1, $$.q = $<blk>0.q); }
break;
}
}
| HID6 '/' NUM {
#ifdef INET6
$$.b = gen_mcode6($1, NULL, $3,
$$.q = $<blk>0.q);
#else
bpf_error("'ip6addr/prefixlen' not supported "
"in this configuration");
#endif /*INET6*/
}
| HID6 {
#ifdef INET6
$$.b = gen_mcode6($1, 0, 128,
$$.q = $<blk>0.q);
#else
bpf_error("'ip6addr' not supported "
"in this configuration");
#endif /*INET6*/
}
| EID { $$.b = gen_ecode($1, $$.q = $<blk>0.q); }
| not id { gen_not($2.b); $$ = $2; }
;
@ -190,6 +210,7 @@ head: pqual dqual aqual { QSET($$.q, $1, $2, $3); }
| pqual dqual { QSET($$.q, $1, $2, Q_DEFAULT); }
| pqual aqual { QSET($$.q, $1, Q_DEFAULT, $2); }
| pqual PROTO { QSET($$.q, $1, Q_DEFAULT, Q_PROTO); }
| pqual PROTOCHAIN { QSET($$.q, $1, Q_DEFAULT, Q_PROTOCHAIN); }
| pqual ndaqual { QSET($$.q, $1, Q_DEFAULT, $2); }
;
rterm: head id { $$ = $2; }
@ -230,12 +251,17 @@ pname: LINK { $$ = Q_LINK; }
| ICMP { $$ = Q_ICMP; }
| IGMP { $$ = Q_IGMP; }
| IGRP { $$ = Q_IGRP; }
| PIM { $$ = Q_PIM; }
| ATALK { $$ = Q_ATALK; }
| DECNET { $$ = Q_DECNET; }
| LAT { $$ = Q_LAT; }
| SCA { $$ = Q_SCA; }
| MOPDL { $$ = Q_MOPDL; }
| MOPRC { $$ = Q_MOPRC; }
| IPV6 { $$ = Q_IPV6; }
| ICMPV6 { $$ = Q_ICMPV6; }
| AH { $$ = Q_AH; }
| ESP { $$ = Q_ESP; }
| ISO { $$ = Q_ISO; }
| ESIS { $$ = Q_ESIS; }
| ISIS { $$ = Q_ISIS; }

View file

@ -20,11 +20,13 @@
*
* Name to id translation routines used by the scanner.
* These functions are not time critical.
*
* $FreeBSD$
*/
#ifndef lint
static const char rcsid[] =
"@(#) $Header: nametoaddr.c,v 1.48 98/07/12 13:15:36 leres Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/libpcap/nametoaddr.c,v 1.51 1999/11/25 08:25:35 itojun Exp $ (LBL)";
#endif
#include <sys/param.h>
@ -41,6 +43,10 @@ struct rtentry;
#include <net/ethernet.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#ifdef INET6
#include <netdb.h>
#include <sys/socket.h>
#endif /*INET6*/
#include <ctype.h>
#include <errno.h>
@ -70,6 +76,7 @@ static inline int xdtoi(int);
* Convert host name to internet address.
* Return 0 upon failure.
*/
#ifndef INET6
bpf_u_int32 **
pcap_nametoaddr(const char *name)
{
@ -93,6 +100,23 @@ pcap_nametoaddr(const char *name)
else
return 0;
}
#else
struct addrinfo *
pcap_nametoaddr(const char *name)
{
struct addrinfo hints, *res;
int error;
memset(&hints, 0, sizeof(hints));
hints.ai_family = PF_UNSPEC;
hints.ai_socktype = SOCK_STREAM; /*not really*/
error = getaddrinfo(name, NULL, &hints, &res);
if (error)
return NULL;
else
return res;
}
#endif /*INET6*/
/*
* Convert net name to internet address.
@ -182,9 +206,21 @@ struct eproto {
/* Static data base of ether protocol types. */
struct eproto eproto_db[] = {
#if 0
/* The FreeBSD elf linker generates a request to copy this array
* (including its size) when you link with -lpcap. In order to
* not bump the major version number of this libpcap.so, we need
* to ensure that the array stays the same size. Since PUP is
* likely never seen in real life any more, it's the first to
* be sacrificed (in favor of ip6).
*/
{ "pup", ETHERTYPE_PUP },
#endif
{ "xns", ETHERTYPE_NS },
{ "ip", ETHERTYPE_IP },
#ifdef INET6
{ "ip6", ETHERTYPE_IPV6 },
#endif
{ "arp", ETHERTYPE_ARP },
{ "rarp", ETHERTYPE_REVARP },
{ "sprite", ETHERTYPE_SPRITE },
@ -330,7 +366,7 @@ pcap_ether_hostton(const char *name)
}
#else
#ifndef sgi
#if !defined(sgi) && !defined(__NetBSD__)
extern int ether_hostton(char *, struct ether_addr *);
#endif

View file

@ -30,7 +30,8 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#) $Header: pcap-int.h,v 1.18 96/11/27 18:43:09 leres Exp $ (LBL)
* $FreeBSD$
* @(#) $Header: /tcpdump/master/libpcap/pcap-int.h,v 1.20 1999/11/21 01:10:20 assar Exp $ (LBL)
*/
#ifndef pcap_int_h
@ -101,6 +102,27 @@ struct pcap {
char errbuf[PCAP_ERRBUF_SIZE];
};
/*
* This is a timeval as stored in disk in a dumpfile.
* It has to use the same types everywhere, independent of the actual
* `struct timeval'
*/
struct pcap_timeval {
bpf_int32 tv_sec; /* seconds */
bpf_int32 tv_usec; /* microseconds */
};
/*
* How a `pcap_pkthdr' is actually stored in the dumpfile.
*/
struct pcap_sf_pkthdr {
struct pcap_timeval ts; /* time stamp */
bpf_u_int32 caplen; /* length of portion present */
bpf_u_int32 len; /* length this packet (off wire) */
};
int yylex(void);
#ifndef min
@ -112,7 +134,7 @@ int pcap_offline_read(pcap_t *, int, pcap_handler, u_char *);
int pcap_read(pcap_t *, int cnt, pcap_handler, u_char *);
/* Ultrix pads to make everything line up on a nice boundary */
#if defined(ultrix) || defined(__alpha)
#if defined(ultrix) || defined(__alpha) || defined(__NetBSD__)
#define PCAP_FDDIPAD 3
#endif

View file

@ -30,7 +30,8 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#) $Header: pcap-namedb.h,v 1.5 96/07/14 03:00:14 leres Exp $ (LBL)
* $FreeBSD$
* @(#) $Header: /tcpdump/master/libpcap/pcap-namedb.h,v 1.6 1999/10/19 15:18:31 itojun Exp $ (LBL)
*/
#ifndef lib_pcap_ethers_h
@ -59,7 +60,11 @@ struct pcap_etherent *pcap_next_etherent(FILE *);
u_char *pcap_ether_hostton(const char*);
u_char *pcap_ether_aton(const char *);
#ifndef INET6
bpf_u_int32 **pcap_nametoaddr(const char *);
#else
struct addrinfo *pcap_nametoaddr(const char *);
#endif
bpf_u_int32 pcap_nametonetaddr(const char *);
int pcap_nametoport(const char *, int *, int *);

View file

@ -17,6 +17,7 @@
.\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
.\"
.\" $FreeBSD$
.\" $Id$
.\"
.TH PCAP 3 "24 June 1998"
@ -227,6 +228,15 @@ controls whether optimization on the resulting code is performed.
.I netmask
specifies the netmask of the local net.
.PP
.B pcap_compile_nopcap()
is similar to
.B pcap_compile()
except that instead of passing a pcap structure, one passes the
snaplen and linktype explicitly. It is intended to be used for
compiling filters for direct bpf usage, without necessarily having
called
.BR pcap_open() .
.PP
.B pcap_setfilter()
is used to specify a filter program.
.I fp

View file

@ -30,7 +30,8 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#) $Header: pcap.h,v 1.21 97/10/15 21:59:13 leres Exp $ (LBL)
* $FreeBSD$
* @(#) $Header: /tcpdump/master/libpcap/pcap.h,v 1.22 1999/12/08 19:54:03 mcr Exp $ (LBL)
*/
#ifndef lib_pcap_h
@ -120,6 +121,8 @@ char *pcap_strerror(int);
char *pcap_geterr(pcap_t *);
int pcap_compile(pcap_t *, struct bpf_program *, char *, int,
bpf_u_int32);
int pcap_compile_nopcap(int, int, struct bpf_program *,
char *, int, bpf_u_int32);
/* XXX */
int pcap_freecode(pcap_t *, struct bpf_program *);
int pcap_datalink(pcap_t *);

View file

@ -18,11 +18,13 @@
* 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.
*
* $FreeBSD$
*/
#ifndef lint
static const char rcsid[] =
"@(#) $Header: scanner.l,v 1.56 97/07/21 13:31:50 leres Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/libpcap/scanner.l,v 1.60 1999/11/17 04:09:58 assar Exp $ (LBL)";
#endif
#include <sys/types.h>
@ -30,11 +32,16 @@ static const char rcsid[] =
#include <ctype.h>
#include <unistd.h>
#include <string.h>
#include "pcap-int.h"
#include "gencode.h"
#include <pcap-namedb.h>
#ifdef INET6
#include <netdb.h>
#include <sys/socket.h>
#endif /*INET6*/
#include "tokdefs.h"
#include "gnuc.h"
@ -76,8 +83,91 @@ static char *in_buffer;
N ([0-9]+|(0X|0x)[0-9A-Fa-f]+)
B ([0-9A-Fa-f][0-9A-Fa-f]?)
W ([0-9A-Fa-f][0-9A-Fa-f]?[0-9A-Fa-f]?[0-9A-Fa-f]?)
%a 3000
%a 15000
%o 17000
%e 6000
%k 4000
%p 19000
V680 {W}:{W}:{W}:{W}:{W}:{W}:{W}:{W}
V670 ::{W}:{W}:{W}:{W}:{W}:{W}:{W}
V671 {W}::{W}:{W}:{W}:{W}:{W}:{W}
V672 {W}:{W}::{W}:{W}:{W}:{W}:{W}
V673 {W}:{W}:{W}::{W}:{W}:{W}:{W}
V674 {W}:{W}:{W}:{W}::{W}:{W}:{W}
V675 {W}:{W}:{W}:{W}:{W}::{W}:{W}
V676 {W}:{W}:{W}:{W}:{W}:{W}::{W}
V677 {W}:{W}:{W}:{W}:{W}:{W}:{W}::
V660 ::{W}:{W}:{W}:{W}:{W}:{W}
V661 {W}::{W}:{W}:{W}:{W}:{W}
V662 {W}:{W}::{W}:{W}:{W}:{W}
V663 {W}:{W}:{W}::{W}:{W}:{W}
V664 {W}:{W}:{W}:{W}::{W}:{W}
V665 {W}:{W}:{W}:{W}:{W}::{W}
V666 {W}:{W}:{W}:{W}:{W}:{W}::
V650 ::{W}:{W}:{W}:{W}:{W}
V651 {W}::{W}:{W}:{W}:{W}
V652 {W}:{W}::{W}:{W}:{W}
V653 {W}:{W}:{W}::{W}:{W}
V654 {W}:{W}:{W}:{W}::{W}
V655 {W}:{W}:{W}:{W}:{W}::
V640 ::{W}:{W}:{W}:{W}
V641 {W}::{W}:{W}:{W}
V642 {W}:{W}::{W}:{W}
V643 {W}:{W}:{W}::{W}
V644 {W}:{W}:{W}:{W}::
V630 ::{W}:{W}:{W}
V631 {W}::{W}:{W}
V632 {W}:{W}::{W}
V633 {W}:{W}:{W}::
V620 ::{W}:{W}
V621 {W}::{W}
V622 {W}:{W}::
V610 ::{W}
V611 {W}::
V600 ::
V6604 {W}:{W}:{W}:{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6504 ::{W}:{W}:{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6514 {W}::{W}:{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6524 {W}:{W}::{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6534 {W}:{W}:{W}::{W}:{W}:{N}\.{N}\.{N}\.{N}
V6544 {W}:{W}:{W}:{W}::{W}:{N}\.{N}\.{N}\.{N}
V6554 {W}:{W}:{W}:{W}:{W}::{N}\.{N}\.{N}\.{N}
V6404 ::{W}:{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6414 {W}::{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6424 {W}:{W}::{W}:{W}:{N}\.{N}\.{N}\.{N}
V6434 {W}:{W}:{W}::{W}:{N}\.{N}\.{N}\.{N}
V6444 {W}:{W}:{W}:{W}::{N}\.{N}\.{N}\.{N}
V6304 ::{W}:{W}:{W}:{N}\.{N}\.{N}\.{N}
V6314 {W}::{W}:{W}:{N}\.{N}\.{N}\.{N}
V6324 {W}:{W}::{W}:{N}\.{N}\.{N}\.{N}
V6334 {W}:{W}:{W}::{N}\.{N}\.{N}\.{N}
V6204 ::{W}:{W}:{N}\.{N}\.{N}\.{N}
V6214 {W}::{W}:{N}\.{N}\.{N}\.{N}
V6224 {W}:{W}::{N}\.{N}\.{N}\.{N}
V6104 ::{W}:{N}\.{N}\.{N}\.{N}
V6114 {W}::{N}\.{N}\.{N}\.{N}
V6004 ::{N}\.{N}\.{N}\.{N}
V6 ({V680}|{V670}|{V671}|{V672}|{V673}|{V674}|{V675}|{V676}|{V677}|{V660}|{V661}|{V662}|{V663}|{V664}|{V665}|{V666}|{V650}|{V651}|{V652}|{V653}|{V654}|{V655}|{V640}|{V641}|{V642}|{V643}|{V644}|{V630}|{V631}|{V632}|{V633}|{V620}|{V621}|{V622}|{V610}|{V611}|{V600}|{V6604}|{V6504}|{V6514}|{V6524}|{V6534}|{V6544}|{V6554}|{V6404}|{V6414}|{V6424}|{V6434}|{V6444}|{V6304}|{V6314}|{V6324}|{V6334}|{V6204}|{V6214}|{V6224}|{V6104}|{V6114}|{V6004})
%%
dst return DST;
@ -93,6 +183,12 @@ udp return UDP;
icmp return ICMP;
igmp return IGMP;
igrp return IGRP;
pim return PIM;
ip6 return IPV6;
icmp6 return ICMPV6;
ah return AH;
esp return ESP;
atalk return ATALK;
decnet return DECNET;
@ -112,6 +208,13 @@ net return NET;
mask return MASK;
port return PORT;
proto return PROTO;
protochain {
#ifdef NO_PROTOCHAIN
bpf_error("%s not supported", yytext);
#else
return PROTOCHAIN;
#endif
}
gateway return GATEWAY;
@ -142,6 +245,21 @@ outbound return OUTBOUND;
yylval.s = sdup((char *)yytext); return HID; }
{B}:{B}:{B}:{B}:{B}:{B} { yylval.e = pcap_ether_aton((char *)yytext);
return EID; }
{V6} {
#ifdef INET6
struct addrinfo hints, *res;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_INET6;
hints.ai_flags = AI_NUMERICHOST;
if (getaddrinfo(yytext, NULL, &hints, &res))
bpf_error("bogus IPv6 address %s", yytext);
else {
yylval.e = sdup((char *)yytext); return HID6;
}
#else
bpf_error("IPv6 address %s not supported", yytext);
#endif /*INET6*/
}
{B}:+({B}:+)+ { bpf_error("bogus ethernet address %s", yytext); }
[A-Za-z0-9][-_.A-Za-z0-9]*[.A-Za-z0-9] {
yylval.s = sdup((char *)yytext); return ID; }