--- /dev/null
+/* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997
+ * 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.
+ *
+ * @(#) $Header: /tcpdump/master/libpcap/pcap/pcap.h,v 1.4.2.11 2008-10-06 15:38:39 gianluca Exp $ (LBL)
+ */
+
+#ifndef lib_pcap_pcap_h
+#define lib_pcap_pcap_h
+
+#if defined(WIN32)
+ #include <pcap-stdinc.h>
+#elif defined(MSDOS)
+ #include <sys/types.h>
+ #include <sys/socket.h> /* u_int, u_char etc. */
+#else /* UN*X */
+ #include <sys/types.h>
+ #include <sys/time.h>
+#endif /* WIN32/MSDOS/UN*X */
+
+#ifndef PCAP_DONT_INCLUDE_PCAP_BPF_H
+#include <pcap/bpf.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef HAVE_REMOTE
+ // We have to define the SOCKET here, although it has been defined in sockutils.h
+ // This is to avoid the distribution of the 'sockutils.h' file around
+ // (for example in the WinPcap developer's pack)
+ #ifndef SOCKET
+ #ifdef WIN32
+ #define SOCKET unsigned int
+ #else
+ #define SOCKET int
+ #endif
+ #endif
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define PCAP_VERSION_MAJOR 2
+#define PCAP_VERSION_MINOR 4
+
+#define PCAP_ERRBUF_SIZE 256
+
+/*
+ * Compatibility for systems that have a bpf.h that
+ * predates the bpf typedefs for 64-bit support.
+ */
+#if BPF_RELEASE - 0 < 199406
+typedef int bpf_int32;
+typedef u_int bpf_u_int32;
+#endif
+
+typedef struct pcap pcap_t;
+typedef struct pcap_dumper pcap_dumper_t;
+typedef struct pcap_if pcap_if_t;
+typedef struct pcap_addr pcap_addr_t;
+
+/*
+ * The first record in the file contains saved values for some
+ * of the flags used in the printout phases of tcpdump.
+ * Many fields here are 32 bit ints so compilers won't insert unwanted
+ * padding; these files need to be interchangeable across architectures.
+ *
+ * Do not change the layout of this structure, in any way (this includes
+ * changes that only affect the length of fields in this structure).
+ *
+ * Also, do not change the interpretation of any of the members of this
+ * structure, in any way (this includes using values other than
+ * LINKTYPE_ values, as defined in "savefile.c", in the "linktype"
+ * field).
+ *
+ * Instead:
+ *
+ * introduce a new structure for the new format, if the layout
+ * of the structure changed;
+ *
+ * send mail to "tcpdump-workers@lists.tcpdump.org", requesting
+ * a new magic number for your new capture file format, and, when
+ * you get the new magic number, put it in "savefile.c";
+ *
+ * use that magic number for save files with the changed file
+ * header;
+ *
+ * make the code in "savefile.c" capable of reading files with
+ * the old file header as well as files with the new file header
+ * (using the magic number to determine the header format).
+ *
+ * Then supply the changes as a patch at
+ *
+ * http://sourceforge.net/projects/libpcap/
+ *
+ * so that future versions of libpcap and programs that use it (such as
+ * tcpdump) will be able to read your new capture file format.
+ */
+struct pcap_file_header {
+ bpf_u_int32 magic;
+ u_short version_major;
+ u_short version_minor;
+ bpf_int32 thiszone; /* gmt to local correction */
+ bpf_u_int32 sigfigs; /* accuracy of timestamps */
+ bpf_u_int32 snaplen; /* max length saved portion of each pkt */
+ bpf_u_int32 linktype; /* data link type (LINKTYPE_*) */
+};
+
+/*
+ * Macros for the value returned by pcap_datalink_ext().
+ *
+ * If LT_FCS_LENGTH_PRESENT(x) is true, the LT_FCS_LENGTH(x) macro
+ * gives the FCS length of packets in the capture.
+ */
+#define LT_FCS_LENGTH_PRESENT(x) ((x) & 0x04000000)
+#define LT_FCS_LENGTH(x) (((x) & 0xF0000000) >> 28)
+#define LT_FCS_DATALINK_EXT(x) ((((x) & 0xF) << 28) | 0x04000000)
+
+typedef enum {
+ PCAP_D_INOUT = 0,
+ PCAP_D_IN,
+ PCAP_D_OUT
+} pcap_direction_t;
+
+/*
+ * Generic per-packet information, as supplied by libpcap.
+ *
+ * The time stamp can and should be a "struct timeval", regardless of
+ * whether your system supports 32-bit tv_sec in "struct timeval",
+ * 64-bit tv_sec in "struct timeval", or both if it supports both 32-bit
+ * and 64-bit applications. The on-disk format of savefiles uses 32-bit
+ * tv_sec (and tv_usec); this structure is irrelevant to that. 32-bit
+ * and 64-bit versions of libpcap, even if they're on the same platform,
+ * should supply the appropriate version of "struct timeval", even if
+ * that's not what the underlying packet capture mechanism supplies.
+ */
+struct pcap_pkthdr {
+ struct timeval ts; /* time stamp */
+ bpf_u_int32 caplen; /* length of portion present */
+ bpf_u_int32 len; /* length this packet (off wire) */
+};
+
+/*
+ * As returned by the pcap_stats()
+ */
+struct pcap_stat {
+ u_int ps_recv; /* number of packets received */
+ u_int ps_drop; /* number of packets dropped */
+ u_int ps_ifdrop; /* drops by interface XXX not yet supported */
+#ifdef HAVE_REMOTE
+ u_int ps_capt; /* number of packets that are received by the application; please get rid off the Win32 ifdef */
+ u_int ps_sent; /* number of packets sent by the server on the network */
+ u_int ps_netdrop; /* number of packets lost on the network */
+#endif /* HAVE_REMOTE */
+};
+
+#ifdef MSDOS
+/*
+ * As returned by the pcap_stats_ex()
+ */
+struct pcap_stat_ex {
+ u_long rx_packets; /* total packets received */
+ u_long tx_packets; /* total packets transmitted */
+ u_long rx_bytes; /* total bytes received */
+ u_long tx_bytes; /* total bytes transmitted */
+ u_long rx_errors; /* bad packets received */
+ u_long tx_errors; /* packet transmit problems */
+ u_long rx_dropped; /* no space in Rx buffers */
+ u_long tx_dropped; /* no space available for Tx */
+ u_long multicast; /* multicast packets received */
+ u_long collisions;
+
+ /* detailed rx_errors: */
+ u_long rx_length_errors;
+ u_long rx_over_errors; /* receiver ring buff overflow */
+ u_long rx_crc_errors; /* recv'd pkt with crc error */
+ u_long rx_frame_errors; /* recv'd frame alignment error */
+ u_long rx_fifo_errors; /* recv'r fifo overrun */
+ u_long rx_missed_errors; /* recv'r missed packet */
+
+ /* detailed tx_errors */
+ u_long tx_aborted_errors;
+ u_long tx_carrier_errors;
+ u_long tx_fifo_errors;
+ u_long tx_heartbeat_errors;
+ u_long tx_window_errors;
+ };
+#endif
+
+/*
+ * Item in a list of interfaces.
+ */
+struct pcap_if {
+ struct pcap_if *next;
+ char *name; /* name to hand to "pcap_open_live()" */
+ char *description; /* textual description of interface, or NULL */
+ struct pcap_addr *addresses;
+ bpf_u_int32 flags; /* PCAP_IF_ interface flags */
+};
+
+#define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */
+
+/*
+ * Representation of an interface address.
+ */
+struct pcap_addr {
+ struct pcap_addr *next;
+ struct sockaddr *addr; /* address */
+ struct sockaddr *netmask; /* netmask for that address */
+ struct sockaddr *broadaddr; /* broadcast address for that address */
+ struct sockaddr *dstaddr; /* P2P destination address for that address */
+};
+
+typedef void (*pcap_handler)(u_char *, const struct pcap_pkthdr *,
+ const u_char *);
+
+/*
+ * Error codes for the pcap API.
+ * These will all be negative, so you can check for the success or
+ * failure of a call that returns these codes by checking for a
+ * negative value.
+ */
+#define PCAP_ERROR -1 /* generic error code */
+#define PCAP_ERROR_BREAK -2 /* loop terminated by pcap_breakloop */
+#define PCAP_ERROR_NOT_ACTIVATED -3 /* the capture needs to be activated */
+#define PCAP_ERROR_ACTIVATED -4 /* the operation can't be performed on already activated captures */
+#define PCAP_ERROR_NO_SUCH_DEVICE -5 /* no such device exists */
+#define PCAP_ERROR_RFMON_NOTSUP -6 /* this device doesn't support rfmon (monitor) mode */
+#define PCAP_ERROR_NOT_RFMON -7 /* operation supported only in monitor mode */
+#define PCAP_ERROR_PERM_DENIED -8 /* no permission to open the device */
+#define PCAP_ERROR_IFACE_NOT_UP -9 /* interface isn't up */
+
+/*
+ * Warning codes for the pcap API.
+ * These will all be positive and non-zero, so they won't look like
+ * errors.
+ */
+#define PCAP_WARNING 1 /* generic warning code */
+#define PCAP_WARNING_PROMISC_NOTSUP 2 /* this device doesn't support promiscuous mode */
+
+char *pcap_lookupdev(char *);
+int pcap_lookupnet(const char *, bpf_u_int32 *, bpf_u_int32 *, char *);
+
+pcap_t *pcap_create(const char *, char *);
+int pcap_set_snaplen(pcap_t *, int);
+int pcap_set_promisc(pcap_t *, int);
+int pcap_can_set_rfmon(pcap_t *);
+int pcap_set_rfmon(pcap_t *, int);
+int pcap_set_timeout(pcap_t *, int);
+int pcap_set_buffer_size(pcap_t *, int);
+int pcap_activate(pcap_t *);
+
+pcap_t *pcap_open_live(const char *, int, int, int, char *);
+pcap_t *pcap_open_dead(int, int);
+pcap_t *pcap_open_offline(const char *, char *);
+#if defined(WIN32)
+pcap_t *pcap_hopen_offline(intptr_t, char *);
+#if !defined(LIBPCAP_EXPORTS)
+#define pcap_fopen_offline(f,b) \
+ pcap_hopen_offline(_get_osfhandle(_fileno(f)), b)
+#else /*LIBPCAP_EXPORTS*/
+static pcap_t *pcap_fopen_offline(FILE *, char *);
+#endif
+#else /*WIN32*/
+pcap_t *pcap_fopen_offline(FILE *, char *);
+#endif /*WIN32*/
+
+void pcap_close(pcap_t *);
+int pcap_loop(pcap_t *, int, pcap_handler, u_char *);
+int pcap_dispatch(pcap_t *, int, pcap_handler, u_char *);
+const u_char*
+ pcap_next(pcap_t *, struct pcap_pkthdr *);
+int pcap_next_ex(pcap_t *, struct pcap_pkthdr **, const u_char **);
+void pcap_breakloop(pcap_t *);
+int pcap_stats(pcap_t *, struct pcap_stat *);
+int pcap_setfilter(pcap_t *, struct bpf_program *);
+int pcap_setdirection(pcap_t *, pcap_direction_t);
+int pcap_getnonblock(pcap_t *, char *);
+int pcap_setnonblock(pcap_t *, int, char *);
+int pcap_inject(pcap_t *, const void *, size_t);
+int pcap_sendpacket(pcap_t *, const u_char *, int);
+const char *pcap_statustostr(int);
+const char *pcap_strerror(int);
+char *pcap_geterr(pcap_t *);
+void pcap_perror(pcap_t *, char *);
+int pcap_compile(pcap_t *, struct bpf_program *, const char *, int,
+ bpf_u_int32);
+int pcap_compile_nopcap(int, int, struct bpf_program *,
+ const char *, int, bpf_u_int32);
+void pcap_freecode(struct bpf_program *);
+int pcap_offline_filter(struct bpf_program *, const struct pcap_pkthdr *,
+ const u_char *);
+int pcap_datalink(pcap_t *);
+int pcap_datalink_ext(pcap_t *);
+int pcap_list_datalinks(pcap_t *, int **);
+int pcap_set_datalink(pcap_t *, int);
+void pcap_free_datalinks(int *);
+int pcap_datalink_name_to_val(const char *);
+const char *pcap_datalink_val_to_name(int);
+const char *pcap_datalink_val_to_description(int);
+int pcap_snapshot(pcap_t *);
+int pcap_is_swapped(pcap_t *);
+int pcap_major_version(pcap_t *);
+int pcap_minor_version(pcap_t *);
+
+/* XXX */
+FILE *pcap_file(pcap_t *);
+int pcap_fileno(pcap_t *);
+
+pcap_dumper_t *pcap_dump_open(pcap_t *, const char *);
+pcap_dumper_t *pcap_dump_fopen(pcap_t *, FILE *fp);
+FILE *pcap_dump_file(pcap_dumper_t *);
+long pcap_dump_ftell(pcap_dumper_t *);
+int pcap_dump_flush(pcap_dumper_t *);
+void pcap_dump_close(pcap_dumper_t *);
+void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *);
+
+int pcap_findalldevs(pcap_if_t **, char *);
+void pcap_freealldevs(pcap_if_t *);
+
+const char *pcap_lib_version(void);
+
+/* XXX this guy lives in the bpf tree */
+u_int bpf_filter(const struct bpf_insn *, const u_char *, u_int, u_int);
+int bpf_validate(const struct bpf_insn *f, int len);
+char *bpf_image(const struct bpf_insn *, int);
+void bpf_dump(const struct bpf_program *, int);
+
+#if defined(WIN32)
+
+/*
+ * Win32 definitions
+ */
+
+int pcap_setbuff(pcap_t *p, int dim);
+int pcap_setmode(pcap_t *p, int mode);
+int pcap_setmintocopy(pcap_t *p, int size);
+
+#ifdef WPCAP
+/* Include file with the wpcap-specific extensions */
+#include <Win32-Extensions.h>
+#endif /* WPCAP */
+
+#define MODE_CAPT 0
+#define MODE_STAT 1
+#define MODE_MON 2
+
+#elif defined(MSDOS)
+
+/*
+ * MS-DOS definitions
+ */
+
+int pcap_stats_ex (pcap_t *, struct pcap_stat_ex *);
+void pcap_set_wait (pcap_t *p, void (*yield)(void), int wait);
+u_long pcap_mac_packets (void);
+
+#else /* UN*X */
+
+/*
+ * UN*X definitions
+ */
+
+int pcap_get_selectable_fd(pcap_t *);
+
+#endif /* WIN32/MSDOS/UN*X */
+
+#ifdef HAVE_REMOTE
+/* Includes most of the public stuff that is needed for the remote capture */
+#include <remote-ext.h>
+#endif /* HAVE_REMOTE */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
projects / freertos / blobdiff