mirror of
https://github.com/AppleWin/AppleWin.git
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274 lines
9.1 KiB
C
274 lines
9.1 KiB
C
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/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
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/*
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* Copyright (c) 1993, 1994, 1995, 1996, 1997
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the Computer Systems
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* Engineering Group at Lawrence Berkeley Laboratory.
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* 4. Neither the name of the University nor of the Laboratory may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#) $Header$ (LBL)
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*/
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#ifndef lib_pcap_h
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#define lib_pcap_h
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#ifdef WIN32
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/* RGJ Changed it to "pcap-stdinc.h" for AppleWin */
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#include "pcap-stdinc.h"
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#else /* WIN32 */
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#include <sys/types.h>
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#include <sys/time.h>
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#endif /* WIN32 */
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/* RGJ Changed it to "bpf.h" for AppleWin */
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#include "bpf.h"
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#include <stdio.h>
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#ifdef REMOTE
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// We have to define the SOCKET here, although it has been defined in sockutils.h
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// This is to avoid the distribution of the 'sockutils.h' file around
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// (for example in the WinPcap developer's pack)
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#ifndef SOCKET
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#ifdef WIN32
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#define SOCKET unsigned int
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#else
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#define SOCKET int
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#endif
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#endif
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define PCAP_VERSION_MAJOR 2
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#define PCAP_VERSION_MINOR 4
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#define PCAP_ERRBUF_SIZE 256
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/*
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* Compatibility for systems that have a bpf.h that
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* predates the bpf typedefs for 64-bit support.
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*/
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#if BPF_RELEASE - 0 < 199406
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typedef int bpf_int32;
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typedef u_int bpf_u_int32;
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#endif
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typedef struct pcap pcap_t;
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typedef struct pcap_dumper pcap_dumper_t;
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typedef struct pcap_if pcap_if_t;
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typedef struct pcap_addr pcap_addr_t;
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/*
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* The first record in the file contains saved values for some
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* of the flags used in the printout phases of tcpdump.
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* Many fields here are 32 bit ints so compilers won't insert unwanted
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* padding; these files need to be interchangeable across architectures.
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*
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* Do not change the layout of this structure, in any way (this includes
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* changes that only affect the length of fields in this structure).
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*
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* Also, do not change the interpretation of any of the members of this
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* structure, in any way (this includes using values other than
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* LINKTYPE_ values, as defined in "savefile.c", in the "linktype"
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* field).
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*
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* Instead:
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*
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* introduce a new structure for the new format, if the layout
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* of the structure changed;
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*
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* send mail to "tcpdump-workers@tcpdump.org", requesting a new
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* magic number for your new capture file format, and, when
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* you get the new magic number, put it in "savefile.c";
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*
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* use that magic number for save files with the changed file
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* header;
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*
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* make the code in "savefile.c" capable of reading files with
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* the old file header as well as files with the new file header
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* (using the magic number to determine the header format).
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*
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* Then supply the changes to "patches@tcpdump.org", so that future
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* versions of libpcap and programs that use it (such as tcpdump) will
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* be able to read your new capture file format.
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*/
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struct pcap_file_header {
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bpf_u_int32 magic;
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u_short version_major;
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u_short version_minor;
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bpf_int32 thiszone; /* gmt to local correction */
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bpf_u_int32 sigfigs; /* accuracy of timestamps */
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bpf_u_int32 snaplen; /* max length saved portion of each pkt */
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bpf_u_int32 linktype; /* data link type (LINKTYPE_*) */
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};
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/*
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* Each packet in the dump file is prepended with this generic header.
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* This gets around the problem of different headers for different
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* packet interfaces.
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*/
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struct pcap_pkthdr {
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struct timeval ts; /* time stamp */
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bpf_u_int32 caplen; /* length of portion present */
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bpf_u_int32 len; /* length this packet (off wire) */
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};
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/*
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* As returned by the pcap_stats()
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*/
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struct pcap_stat {
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u_int ps_recv; /* number of packets received */
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u_int ps_drop; /* number of packets dropped */
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u_int ps_ifdrop; /* drops by interface XXX not yet supported */
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#ifdef REMOTE
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#ifdef WIN32
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// u_int bs_capt; /* number of packets that reach the application */
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#endif /* WIN32 */
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u_int ps_capt; /* number of packets that reach the application; please get rid off the Win32 ifdef */
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u_int ps_sent; /* number of packets sent by the server on the network */
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u_int ps_netdrop; /* number of packets lost on the network */
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#endif
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};
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/*
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* Item in a list of interfaces.
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*/
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struct pcap_if {
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struct pcap_if *next;
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char *name; /* name to hand to "pcap_open_live()" */
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char *description; /* textual description of interface, or NULL */
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struct pcap_addr *addresses;
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bpf_u_int32 flags; /* PCAP_IF_ interface flags */
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};
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#define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */
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/*
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* Representation of an interface address.
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*/
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struct pcap_addr {
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struct pcap_addr *next;
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struct sockaddr *addr; /* address */
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struct sockaddr *netmask; /* netmask for that address */
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struct sockaddr *broadaddr; /* broadcast address for that address */
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struct sockaddr *dstaddr; /* P2P destination address for that address */
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};
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typedef void (*pcap_handler)(u_char *, const struct pcap_pkthdr *,
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const u_char *);
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char *pcap_lookupdev(char *);
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int pcap_lookupnet(const char *, bpf_u_int32 *, bpf_u_int32 *, char *);
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pcap_t *pcap_open_live(const char *, int, int, int, char *);
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pcap_t *pcap_open_dead(int, int);
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pcap_t *pcap_open_offline(const char *, char *);
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void pcap_close(pcap_t *);
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int pcap_loop(pcap_t *, int, pcap_handler, u_char *);
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int pcap_dispatch(pcap_t *, int, pcap_handler, u_char *);
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const u_char*
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pcap_next(pcap_t *, struct pcap_pkthdr *);
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int pcap_stats(pcap_t *, struct pcap_stat *);
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int pcap_setfilter(pcap_t *, struct bpf_program *);
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int pcap_getnonblock(pcap_t *, char *);
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int pcap_setnonblock(pcap_t *, int, char *);
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void pcap_perror(pcap_t *, char *);
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char *pcap_strerror(int);
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char *pcap_geterr(pcap_t *);
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int pcap_compile(pcap_t *, struct bpf_program *, char *, int,
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bpf_u_int32);
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int pcap_compile_nopcap(int, int, struct bpf_program *,
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char *, int, bpf_u_int32);
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void pcap_freecode(struct bpf_program *);
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int pcap_datalink(pcap_t *);
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int pcap_list_datalinks(pcap_t *, int **);
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int pcap_set_datalink(pcap_t *, int);
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int pcap_datalink_name_to_val(const char *);
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const char *pcap_datalink_val_to_name(int);
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int pcap_snapshot(pcap_t *);
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int pcap_is_swapped(pcap_t *);
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int pcap_major_version(pcap_t *);
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int pcap_minor_version(pcap_t *);
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/* XXX */
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FILE *pcap_file(pcap_t *);
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int pcap_fileno(pcap_t *);
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pcap_dumper_t *pcap_dump_open(pcap_t *, const char *);
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int pcap_dump_flush(pcap_dumper_t *);
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void pcap_dump_close(pcap_dumper_t *);
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void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *);
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int pcap_findalldevs(pcap_if_t **, char *);
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void pcap_freealldevs(pcap_if_t *);
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/* To avoid callback, this returns one packet at a time */
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int pcap_next_ex(pcap_t *p, struct pcap_pkthdr **pkt_header, u_char **pkt_data);
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/* XXX this guy lives in the bpf tree */
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u_int bpf_filter(struct bpf_insn *, u_char *, u_int, u_int);
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int bpf_validate(struct bpf_insn *f, int len);
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char *bpf_image(struct bpf_insn *, int);
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void bpf_dump(struct bpf_program *, int);
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#ifdef WIN32
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/*
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* Win32 definitions
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*/
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int pcap_setbuff(pcap_t *p, int dim);
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int pcap_setmode(pcap_t *p, int mode);
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int pcap_sendpacket(pcap_t *p, u_char *buf, int size);
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int pcap_setmintocopy(pcap_t *p, int size);
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#ifdef WPCAP
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/* Include file with the wpcap-specific extensions */
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#include <Win32-Extensions.h>
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#endif
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#define MODE_CAPT 0
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#define MODE_STAT 1
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#define MODE_MON 2
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#endif /* WIN32 */
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#ifdef REMOTE
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/* Includes most of the public stuff that is needed for the remote capture */
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#include "remote-ext.h"
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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