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Update libpcap to 1.9.0 (no patches applied yet)

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This commit is contained in:
dmiller
2019-03-30 03:24:44 +00:00
parent 7d860b04e5
commit a2442ea29f
197 changed files with 26419 additions and 22082 deletions
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9
libpcap/pcap/bluetooth.h
View File

@@ -34,12 +34,14 @@
#ifndef lib_pcap_bluetooth_h
#define lib_pcap_bluetooth_h
#include <pcap/pcap-inttypes.h>
/*
* Header prepended libpcap to each bluetooth h4 frame,
* fields are in network byte order
*/
typedef struct _pcap_bluetooth_h4_header {
u_int32_t direction; /* if first bit is set direction is incoming */
uint32_t direction; /* if first bit is set direction is incoming */
} pcap_bluetooth_h4_header;
/*
@@ -47,9 +49,8 @@ typedef struct _pcap_bluetooth_h4_header {
* fields are in network byte order
*/
typedef struct _pcap_bluetooth_linux_monitor_header {
u_int16_t adapter_id;
u_int16_t opcode;
uint16_t adapter_id;
uint16_t opcode;
} pcap_bluetooth_linux_monitor_header;
#endif

14
libpcap/pcap/bpf.h
View File

@@ -15,11 +15,7 @@
* 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 University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* 3. 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.
*
@@ -72,7 +68,7 @@
#if !defined(_NET_BPF_H_) && !defined(_NET_BPF_H_INCLUDED) && !defined(_BPF_H_) && !defined(_H_BPF) && !defined(lib_pcap_bpf_h)
#define lib_pcap_bpf_h
#include <pcap/export-defs.h>
#include <pcap/funcattrs.h>
#ifdef __cplusplus
extern "C" {
@@ -258,15 +254,9 @@ struct bpf_aux_data {
#define BPF_STMT(code, k) { (u_short)(code), 0, 0, k }
#define BPF_JUMP(code, k, jt, jf) { (u_short)(code), jt, jf, k }
#if __STDC__ || defined(__cplusplus)
PCAP_API int bpf_validate(const struct bpf_insn *, int);
PCAP_API u_int bpf_filter(const struct bpf_insn *, const u_char *, u_int, u_int);
extern u_int bpf_filter_with_aux_data(const struct bpf_insn *, const u_char *, u_int, u_int, const struct bpf_aux_data *);
#else
PCAP_API int bpf_validate();
PCAP_API u_int bpf_filter();
extern u_int bpf_filter_with_aux_data();
#endif
/*
* Number of scratch memory words (for BPF_LD|BPF_MEM and BPF_ST).

12
libpcap/pcap/can_socketcan.h
View File

@@ -39,16 +39,18 @@
#ifndef lib_pcap_can_socketcan_h
#define lib_pcap_can_socketcan_h
#include <pcap/pcap-inttypes.h>
/*
* SocketCAN header, as per Documentation/networking/can.txt in the
* Linux source.
*/
typedef struct {
u_int32_t can_id;
u_int8_t payload_length;
u_int8_t pad;
u_int8_t reserved1;
u_int8_t reserved2;
uint32_t can_id;
uint8_t payload_length;
uint8_t pad;
uint8_t reserved1;
uint8_t reserved2;
} pcap_can_socketcan_hdr;
#endif

163
libpcap/pcap/compiler-tests.h Normal file
View File

@@ -0,0 +1,163 @@
/* -*- 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.
*/
#ifndef lib_pcap_compiler_tests_h
#define lib_pcap_compiler_tests_h
/*
* This was introduced by Clang:
*
* http://clang.llvm.org/docs/LanguageExtensions.html#has-attribute
*
* in some version (which version?); it has been picked up by GCC 5.0.
*/
#ifndef __has_attribute
/*
* It's a macro, so you can check whether it's defined to check
* whether it's supported.
*
* If it's not, define it to always return 0, so that we move on to
* the fallback checks.
*/
#define __has_attribute(x) 0
#endif
/*
* Note that the C90 spec's "6.8.1 Conditional inclusion" and the
* C99 spec's and C11 spec's "6.10.1 Conditional inclusion" say:
*
* Prior to evaluation, macro invocations in the list of preprocessing
* tokens that will become the controlling constant expression are
* replaced (except for those macro names modified by the defined unary
* operator), just as in normal text. If the token "defined" is
* generated as a result of this replacement process or use of the
* "defined" unary operator does not match one of the two specified
* forms prior to macro replacement, the behavior is undefined.
*
* so you shouldn't use defined() in a #define that's used in #if or
* #elif. Some versions of Clang, for example, will warn about this.
*
* Instead, we check whether the pre-defined macros for particular
* compilers are defined and, if not, define the "is this version XXX
* or a later version of this compiler" macros as 0.
*/
/*
* Check whether this is GCC major.minor or a later release, or some
* compiler that claims to be "just like GCC" of that version or a
* later release.
*/
#if ! defined(__GNUC__)
#define PCAP_IS_AT_LEAST_GNUC_VERSION(major, minor) 0
#else
#define PCAP_IS_AT_LEAST_GNUC_VERSION(major, minor) \
(__GNUC__ > (major) || \
(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
#endif
/*
* Check whether this is Clang major.minor or a later release.
*/
#if !defined(__clang__)
#define PCAP_IS_AT_LEAST_CLANG_VERSION(major, minor) 0
#else
#define PCAP_IS_AT_LEAST_CLANG_VERSION(major, minor) \
(__clang_major__ > (major) || \
(__clang_major__ == (major) && __clang_minor__ >= (minor)))
#endif
/*
* Check whether this is Sun C/SunPro C/Oracle Studio major.minor
* or a later release.
*
* The version number in __SUNPRO_C is encoded in hex BCD, with the
* uppermost hex digit being the major version number, the next
* one or two hex digits being the minor version number, and
* the last digit being the patch version.
*
* It represents the *compiler* version, not the product version;
* see
*
* https://sourceforge.net/p/predef/wiki/Compilers/
*
* for a partial mapping, which we assume continues for later
* 12.x product releases.
*/
#if ! defined(__SUNPRO_C)
#define PCAP_IS_AT_LEAST_SUNC_VERSION(major,minor) 0
#else
#define PCAP_SUNPRO_VERSION_TO_BCD(major, minor) \
(((minor) >= 10) ? \
(((major) << 12) | (((minor)/10) << 8) | (((minor)%10) << 4)) : \
(((major) << 8) | ((minor) << 4)))
#define PCAP_IS_AT_LEAST_SUNC_VERSION(major,minor) \
(__SUNPRO_C >= PCAP_SUNPRO_VERSION_TO_BCD((major), (minor)))
#endif
/*
* Check whether this is IBM XL C major.minor or a later release.
*
* The version number in __xlC__ has the major version in the
* upper 8 bits and the minor version in the lower 8 bits.
*/
#if ! defined(__xlC__)
#define PCAP_IS_AT_LEAST_XL_C_VERSION(major,minor) 0
#else
#define PCAP_IS_AT_LEAST_XL_C_VERSION(major, minor) \
(__xlC__ >= (((major) << 8) | (minor)))
#endif
/*
* Check whether this is HP aC++/HP C major.minor or a later release.
*
* The version number in __HP_aCC is encoded in zero-padded decimal BCD,
* with the "A." stripped off, the uppermost two decimal digits being
* the major version number, the next two decimal digits being the minor
* version number, and the last two decimal digits being the patch version.
* (Strip off the A., remove the . between the major and minor version
* number, and add two digits of patch.)
*/
#if ! defined(__HP_aCC)
#define PCAP_IS_AT_LEAST_HP_C_VERSION(major,minor) 0
#else
#define PCAP_IS_AT_LEAST_HP_C_VERSION(major,minor) \
(__HP_aCC >= ((major)*10000 + (minor)*100))
#endif
#endif /* lib_pcap_funcattrs_h */

107
libpcap/pcap/dlt.h
View File

@@ -15,11 +15,7 @@
* 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 University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* 3. 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.
*
@@ -54,7 +50,7 @@
*
* See
*
* http://www.tcpdump.org/linktypes.html
* https://www.tcpdump.org/linktypes.html
*
* for detailed descriptions of some of these link-layer header types.
*/
@@ -124,9 +120,9 @@
/*
* 18 is used for DLT_PFSYNC in OpenBSD, NetBSD, DragonFly BSD and
* Mac OS X; don't use it for anything else. (FreeBSD uses 121,
* which collides with DLT_HHDLC, even though it doesn't use 18
* for anything and doesn't appear to have ever used it for anything.)
* macOS; don't use it for anything else. (FreeBSD uses 121, which
* collides with DLT_HHDLC, even though it doesn't use 18 for
* anything and doesn't appear to have ever used it for anything.)
*
* We define it as 18 on those platforms; it is, unfortunately, used
* for DLT_CIP in Suse 6.3, so we don't define it as DLT_PFSYNC
@@ -344,7 +340,7 @@
*
* FreeBSD's libpcap won't map a link-layer header type of 18 - i.e.,
* DLT_PFSYNC files from OpenBSD and possibly older versions of NetBSD,
* DragonFly BSD, and OS X - to DLT_PFSYNC, so code built with FreeBSD's
* DragonFly BSD, and macOS - to DLT_PFSYNC, so code built with FreeBSD's
* libpcap won't treat those files as DLT_PFSYNC files.
*
* Other libpcaps won't map a link-layer header type of 121 to DLT_PFSYNC;
@@ -744,8 +740,13 @@
* nothing); requested by Mikko Saarnivala <mikko.saarnivala@sensinode.com>.
* For this one, we expect the FCS to be present at the end of the frame;
* if the frame has no FCS, DLT_IEEE802_15_4_NOFCS should be used.
*
* We keep the name DLT_IEEE802_15_4 as an alias for backwards
* compatibility, but, again, this should *only* be used for 802.15.4
* frames that include the FCS.
*/
#define DLT_IEEE802_15_4 195
#define DLT_IEEE802_15_4_WITHFCS 195
#define DLT_IEEE802_15_4 DLT_IEEE802_15_4_WITHFCS
/*
* Various link-layer types, with a pseudo-header, for SITA
@@ -950,14 +951,14 @@
* the pseudo-header is:
*
* struct dl_ipnetinfo {
* u_int8_t dli_version;
* u_int8_t dli_family;
* u_int16_t dli_htype;
* u_int32_t dli_pktlen;
* u_int32_t dli_ifindex;
* u_int32_t dli_grifindex;
* u_int32_t dli_zsrc;
* u_int32_t dli_zdst;
* uint8_t dli_version;
* uint8_t dli_family;
* uint16_t dli_htype;
* uint32_t dli_pktlen;
* uint32_t dli_ifindex;
* uint32_t dli_grifindex;
* uint32_t dli_zsrc;
* uint32_t dli_zdst;
* };
*
* dli_version is 2 for the current version of the pseudo-header.
@@ -1233,7 +1234,7 @@
* So I'll just give them one; hopefully this will show up in a
* libpcap release in time for them to get this into 10.10 Big Sur
* or whatever Mavericks' successor is called. LINKTYPE_PKTAP
* will be 258 *even on OS X*; that is *intentional*, so that
* will be 258 *even on macOS*; that is *intentional*, so that
* PKTAP files look the same on *all* OSes (different OSes can have
* different numerical values for a given DLT_, but *MUST NOT* have
* different values for what goes in a file, as files can be moved
@@ -1245,9 +1246,9 @@
* and that will continue to be DLT_USER2 on Darwin-based OSes. That way,
* binary compatibility with Mavericks is preserved for programs using
* this version of libpcap. This does mean that if you were using
* DLT_USER2 for some capture device on OS X, you can't do so with
* DLT_USER2 for some capture device on macOS, you can't do so with
* this version of libpcap, just as you can't with Apple's libpcap -
* on OS X, they define DLT_PKTAP to be DLT_USER2, so programs won't
* on macOS, they define DLT_PKTAP to be DLT_USER2, so programs won't
* be able to distinguish between PKTAP and whatever you were using
* DLT_USER2 for.
*
@@ -1306,6 +1307,66 @@
*/
#define DLT_RDS 265
/*
* USB packets, beginning with a Darwin (macOS, etc.) header.
*/
#define DLT_USB_DARWIN 266
/*
* OpenBSD DLT_OPENFLOW.
*/
#define DLT_OPENFLOW 267
/*
* SDLC frames containing SNA PDUs.
*/
#define DLT_SDLC 268
/*
* per "Selvig, Bjorn" <b.selvig@ti.com> used for
* TI protocol sniffer.
*/
#define DLT_TI_LLN_SNIFFER 269
/*
* per: Erik de Jong <erikdejong at gmail.com> for
* https://github.com/eriknl/LoRaTap/releases/tag/v0.1
*/
#define DLT_LORATAP 270
/*
* per: Stefanha at gmail.com for
* http://lists.sandelman.ca/pipermail/tcpdump-workers/2017-May/000772.html
* and: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/vsockmon.h
* for: http://qemu-project.org/Features/VirtioVsock
*/
#define DLT_VSOCK 271
/*
* Nordic Semiconductor Bluetooth LE sniffer.
*/
#define DLT_NORDIC_BLE 272
/*
* Excentis DOCSIS 3.1 RF sniffer (XRA-31)
* per: bruno.verstuyft at excentis.com
* http://www.xra31.com/xra-header
*/
#define DLT_DOCSIS31_XRA31 273
/*
* mPackets, as specified by IEEE 802.3br Figure 99-4, starting
* with the preamble and always ending with a CRC field.
*/
#define DLT_ETHERNET_MPACKET 274
/*
* DisplayPort AUX channel monitoring data as specified by VESA
* DisplayPort(DP) Standard preceeded by a pseudo-header.
* per dirk.eibach at gdsys.cc
*/
#define DLT_DISPLAYPORT_AUX 275
/*
* In case the code that includes this file (directly or indirectly)
* has also included OS files that happen to define DLT_MATCHING_MAX,
@@ -1316,7 +1377,7 @@
#ifdef DLT_MATCHING_MAX
#undef DLT_MATCHING_MAX
#endif
#define DLT_MATCHING_MAX 265 /* highest value in the "matching" range */
#define DLT_MATCHING_MAX 275 /* highest value in the "matching" range */
/*
* DLT and savefile link type values are split into a class and

108
libpcap/pcap/export-defs.h
View File

@@ -1,108 +0,0 @@
/* -*- 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.
*/
#ifndef lib_pcap_export_defs_h
#define lib_pcap_export_defs_h
/*
* PCAP_API_DEF must be used when defining *data* exported from
* libpcap. It can be used when defining *functions* exported
* from libpcap, but it doesn't have to be used there. It
* should not be used in declarations in headers.
*
* PCAP_API must be used when *declaring* data or functions
* exported from libpcap; PCAP_API_DEF won't work on all platforms.
*/
/*
* Check whether this is GCC major.minor or a later release, or some
* compiler that claims to be "just like GCC" of that version or a
* later release.
*/
#define IS_AT_LEAST_GNUC_VERSION(major, minor) \
(defined(__GNUC__) && \
(__GNUC__ > (major) || \
(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))
#if defined(_WIN32)
#ifdef BUILDING_PCAP
/*
* We're compiling libpcap, so we should export functions in our
* API.
*/
#define PCAP_API_DEF __declspec(dllexport)
#else
#define PCAP_API_DEF __declspec(dllimport)
#endif
#elif defined(MSDOS)
/* XXX - does this need special treatment? */
#define PCAP_API_DEF
#else /* UN*X */
#ifdef BUILDING_PCAP
/*
* We're compiling libpcap, so we should export functions in our API.
* The compiler might be configured not to export functions from a
* shared library by default, so we might have to explicitly mark
* functions as exported.
*/
#if IS_AT_LEAST_GNUC_VERSION(3, 4)
/*
* GCC 3.4 or later, or some compiler asserting compatibility with
* GCC 3.4 or later, so we have __attribute__((visibility()).
*/
#define PCAP_API_DEF __attribute__((visibility("default")))
#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
/*
* Sun C 5.5 or later, so we have __global.
* (Sun C 5.9 and later also have __attribute__((visibility()),
* but there's no reason to prefer it with Sun C.)
*/
#define PCAP_API_DEF __global
#else
/*
* We don't have anything to say.
*/
#define PCAP_API_DEF
#endif
#else
/*
* We're not building libpcap.
*/
#define PCAP_API_DEF
#endif
#endif /* _WIN32/MSDOS/UN*X */
#define PCAP_API PCAP_API_DEF extern
#endif /* lib_pcap_export_defs_h */

261
libpcap/pcap/funcattrs.h Normal file
View File

@@ -0,0 +1,261 @@
/* -*- 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.
*/
#ifndef lib_pcap_funcattrs_h
#define lib_pcap_funcattrs_h
#include <pcap/compiler-tests.h>
/*
* Attributes to apply to functions and their arguments, using various
* compiler-specific extensions.
*/
/*
* PCAP_API_DEF must be used when defining *data* exported from
* libpcap. It can be used when defining *functions* exported
* from libpcap, but it doesn't have to be used there. It
* should not be used in declarations in headers.
*
* PCAP_API must be used when *declaring* data or functions
* exported from libpcap; PCAP_API_DEF won't work on all platforms.
*/
#if defined(_WIN32)
/*
* For Windows:
*
* when building libpcap:
*
* if we're building it as a DLL, we have to declare API
* functions with __declspec(dllexport);
*
* if we're building it as a static library, we don't want
* to do so.
*
* when using libpcap:
*
* if we're using the DLL, calls to its functions are a
* little more efficient if they're declared with
* __declspec(dllimport);
*
* if we're not using the dll, we don't want to declare
* them that way.
*
* So:
*
* if pcap_EXPORTS is defined, we define PCAP_API_DEF as
* __declspec(dllexport);
*
* if PCAP_DLL is defined, we define PCAP_API_DEF as
* __declspec(dllimport);
*
* otherwise, we define PCAP_API_DEF as nothing.
*/
#if defined(pcap_EXPORTS)
/*
* We're compiling libpcap as a DLL, so we should export functions
* in our API.
*/
#define PCAP_API_DEF __declspec(dllexport)
#elif defined(PCAP_DLL)
/*
* We're using libpcap as a DLL, so the calls will be a little more
* efficient if we explicitly import the functions.
*/
#define PCAP_API_DEF __declspec(dllimport)
#else
/*
* Either we're building libpcap as a static library, or we're using
* it as a static library, or we don't know for certain that we're
* using it as a dynamic library, so neither import nor export the
* functions explicitly.
*/
#define PCAP_API_DEF
#endif
#elif defined(MSDOS)
/* XXX - does this need special treatment? */
#define PCAP_API_DEF
#else /* UN*X */
#ifdef pcap_EXPORTS
/*
* We're compiling libpcap as a (dynamic) shared library, so we should
* export functions in our API. The compiler might be configured not
* to export functions from a shared library by default, so we might
* have to explicitly mark functions as exported.
*/
#if PCAP_IS_AT_LEAST_GNUC_VERSION(3,4) \
|| PCAP_IS_AT_LEAST_XL_C_VERSION(12,0)
/*
* GCC 3.4 or later, or some compiler asserting compatibility with
* GCC 3.4 or later, or XL C 13.0 or later, so we have
* __attribute__((visibility()).
*/
#define PCAP_API_DEF __attribute__((visibility("default")))
#elif PCAP_IS_AT_LEAST_SUNC_VERSION(5,5)
/*
* Sun C 5.5 or later, so we have __global.
* (Sun C 5.9 and later also have __attribute__((visibility()),
* but there's no reason to prefer it with Sun C.)
*/
#define PCAP_API_DEF __global
#else
/*
* We don't have anything to say.
*/
#define PCAP_API_DEF
#endif
#else
/*
* We're not building libpcap.
*/
#define PCAP_API_DEF
#endif
#endif /* _WIN32/MSDOS/UN*X */
#define PCAP_API PCAP_API_DEF extern
/*
* PCAP_NORETURN, before a function declaration, means "this function
* never returns". (It must go before the function declaration, e.g.
* "extern PCAP_NORETURN func(...)" rather than after the function
* declaration, as the MSVC version has to go before the declaration.)
*
* PCAP_NORETURN_DEF, before a function *definition*, means "this
* function never returns"; it would be used only for static functions
* that are defined before any use, and thus have no declaration.
* (MSVC doesn't support that; I guess the "decl" in "__declspec"
* means "declaration", and __declspec doesn't work with definitions.)
*/
#if __has_attribute(noreturn) \
|| PCAP_IS_AT_LEAST_GNUC_VERSION(2,5) \
|| PCAP_IS_AT_LEAST_SUNC_VERSION(5,9) \
|| PCAP_IS_AT_LEAST_XL_C_VERSION(10,1) \
|| PCAP_IS_AT_LEAST_HP_C_VERSION(6,10)
/*
* Compiler with support for __attribute((noreturn)), or GCC 2.5 and
* later, or Solaris Studio 12 (Sun C 5.9) and later, or IBM XL C 10.1
* and later (do any earlier versions of XL C support this?), or
* HP aCC A.06.10 and later.
*/
#define PCAP_NORETURN __attribute((noreturn))
#define PCAP_NORETURN_DEF __attribute((noreturn))
#elif defined(_MSC_VER)
/*
* MSVC.
*/
#define PCAP_NORETURN __declspec(noreturn)
#define PCAP_NORETURN_DEF
#else
#define PCAP_NORETURN
#define PCAP_NORETURN_DEF
#endif
/*
* PCAP_PRINTFLIKE(x,y), after a function declaration, means "this function
* does printf-style formatting, with the xth argument being the format
* string and the yth argument being the first argument for the format
* string".
*/
#if __has_attribute(__format__) \
|| PCAP_IS_AT_LEAST_GNUC_VERSION(2,3) \
|| PCAP_IS_AT_LEAST_XL_C_VERSION(10,1) \
|| PCAP_IS_AT_LEAST_HP_C_VERSION(6,10)
/*
* Compiler with support for it, or GCC 2.3 and later, or IBM XL C 10.1
* and later (do any earlier versions of XL C support this?),
* or HP aCC A.06.10 and later.
*/
#define PCAP_PRINTFLIKE(x,y) __attribute__((__format__(__printf__,x,y)))
#else
#define PCAP_PRINTFLIKE(x,y)
#endif
/*
* PCAP_DEPRECATED(func, msg), after a function declaration, marks the
* function as deprecated.
*
* The first argument is the name of the function; the second argument is
* a string giving the warning message to use if the compiler supports that.
*
* (Thank you, Microsoft, for requiring the function name.)
*/
#if __has_attribute(deprecated) \
|| PCAP_IS_AT_LEAST_GNUC_VERSION(4,5) \
|| PCAP_IS_AT_LEAST_SUNC_VERSION(5,13)
/*
* Compiler that supports __has_attribute and __attribute__((deprecated)),
* or GCC 4.5 and later, or Sun/Oracle C 12.4 (Sun C 5.13) or later.
*
* Those support __attribute__((deprecated(msg))) (we assume, perhaps
* incorrectly, that anything that supports __has_attribute() is
* recent enough to support __attribute__((deprecated(msg)))).
*/
#define PCAP_DEPRECATED(func, msg) __attribute__((deprecated(msg)))
#elif PCAP_IS_AT_LEAST_GNUC_VERSION(3,1)
/*
* GCC 3.1 through 4.4.
*
* Those support __attribute__((deprecated)) but not
* __attribute__((deprecated(msg))).
*/
#define PCAP_DEPRECATED(func, msg) __attribute__((deprecated))
#elif (defined(_MSC_VER) && (_MSC_VER >= 1500)) && !defined(BUILDING_PCAP)
/*
* MSVC from Visual Studio 2008 or later, and we're not building
* libpcap itself.
*
* If we *are* building libpcap, we don't want this, as it'll warn
* us even if we *define* the function.
*/
#define PCAP_DEPRECATED(func, msg) __pragma(deprecated(func))
#else
#define PCAP_DEPRECATED(func, msg)
#endif
/*
* For flagging arguments as format strings in MSVC.
*/
#ifdef _MSC_VER
#include <sal.h>
#if _MSC_VER > 1400
#define PCAP_FORMAT_STRING(p) _Printf_format_string_ p
#else
#define PCAP_FORMAT_STRING(p) __format_string p
#endif
#else
#define PCAP_FORMAT_STRING(p) p
#endif
#endif /* lib_pcap_funcattrs_h */

2
libpcap/pcap/namedb.h
View File

@@ -60,9 +60,7 @@ PCAP_API u_char *pcap_ether_hostton(const char*);
PCAP_API u_char *pcap_ether_aton(const char *);
PCAP_API bpf_u_int32 **pcap_nametoaddr(const char *);
#ifdef INET6
PCAP_API struct addrinfo *pcap_nametoaddrinfo(const char *);
#endif
PCAP_API bpf_u_int32 pcap_nametonetaddr(const char *);
PCAP_API int pcap_nametoport(const char *, int *, int *);

30
libpcap/pcap/nflog.h
View File

@@ -28,9 +28,11 @@
#ifndef lib_pcap_nflog_h
#define lib_pcap_nflog_h
#include <pcap/pcap-inttypes.h>
/*
* Structure of an NFLOG header and TLV parts, as described at
* http://www.tcpdump.org/linktypes/LINKTYPE_NFLOG.html
* https://www.tcpdump.org/linktypes/LINKTYPE_NFLOG.html
*
* The NFLOG header is big-endian.
*
@@ -40,32 +42,32 @@
* data, etc.).
*/
typedef struct nflog_hdr {
u_int8_t nflog_family; /* address family */
u_int8_t nflog_version; /* version */
u_int16_t nflog_rid; /* resource ID */
uint8_t nflog_family; /* address family */
uint8_t nflog_version; /* version */
uint16_t nflog_rid; /* resource ID */
} nflog_hdr_t;
typedef struct nflog_tlv {
u_int16_t tlv_length; /* tlv length */
u_int16_t tlv_type; /* tlv type */
uint16_t tlv_length; /* tlv length */
uint16_t tlv_type; /* tlv type */
/* value follows this */
} nflog_tlv_t;
typedef struct nflog_packet_hdr {
u_int16_t hw_protocol; /* hw protocol */
u_int8_t hook; /* netfilter hook */
u_int8_t pad; /* padding to 32 bits */
uint16_t hw_protocol; /* hw protocol */
uint8_t hook; /* netfilter hook */
uint8_t pad; /* padding to 32 bits */
} nflog_packet_hdr_t;
typedef struct nflog_hwaddr {
u_int16_t hw_addrlen; /* address length */
u_int16_t pad; /* padding to 32-bit boundary */
u_int8_t hw_addr[8]; /* address, up to 8 bytes */
uint16_t hw_addrlen; /* address length */
uint16_t pad; /* padding to 32-bit boundary */
uint8_t hw_addr[8]; /* address, up to 8 bytes */
} nflog_hwaddr_t;
typedef struct nflog_timestamp {
u_int64_t sec;
u_int64_t usec;
uint64_t sec;
uint64_t usec;
} nflog_timestamp_t;
/*

117
libpcap/pcap/pcap-inttypes.h Normal file
View File

@@ -0,0 +1,117 @@
/*
* Copyright (c) 2002 - 2005 NetGroup, Politecnico di Torino (Italy)
* Copyright (c) 2005 - 2009 CACE Technologies, Inc. Davis (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. Neither the name of the Politecnico di Torino 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 BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*/
#ifndef pcap_pcap_inttypes_h
#define pcap_pcap_inttypes_h
/*
* Get the integer types and PRi[doux]64 values from C99 <inttypes.h>
* defined, by hook or by crook.
*/
#if defined(_MSC_VER)
/*
* Compiler is MSVC.
*/
#if _MSC_VER >= 1800
/*
* VS 2013 or newer; we have <inttypes.h>.
*/
#include <inttypes.h>
#else
/*
* Earlier VS; we have to define this stuff ourselves.
*/
typedef unsigned char uint8_t;
typedef signed char int8_t;
typedef unsigned short uint16_t;
typedef signed short int16_t;
typedef unsigned int uint32_t;
typedef signed int int32_t;
#ifdef _MSC_EXTENSIONS
typedef unsigned _int64 uint64_t;
typedef _int64 int64_t;
#else /* _MSC_EXTENSIONS */
typedef unsigned long long uint64_t;
typedef long long int64_t;
#endif
#endif
/*
* These may be defined by <inttypes.h>.
*
* XXX - for MSVC, we always want the _MSC_EXTENSIONS versions.
* What about other compilers? If, as the MinGW Web site says MinGW
* does, the other compilers just use Microsoft's run-time library,
* then they should probably use the _MSC_EXTENSIONS even if the
* compiler doesn't define _MSC_EXTENSIONS.
*
* XXX - we currently aren't using any of these, but this allows
* their use in the future.
*/
#ifndef PRId64
#ifdef _MSC_EXTENSIONS
#define PRId64 "I64d"
#else
#define PRId64 "lld"
#endif
#endif /* PRId64 */
#ifndef PRIo64
#ifdef _MSC_EXTENSIONS
#define PRIo64 "I64o"
#else
#define PRIo64 "llo"
#endif
#endif /* PRIo64 */
#ifndef PRIx64
#ifdef _MSC_EXTENSIONS
#define PRIx64 "I64x"
#else
#define PRIx64 "llx"
#endif
#endif
#ifndef PRIu64
#ifdef _MSC_EXTENSIONS
#define PRIu64 "I64u"
#else
#define PRIu64 "llu"
#endif
#endif
#elif defined(__MINGW32__) || !defined(_WIN32)
/*
* Compiler is MinGW or target is UN*X or MS-DOS. Just use
* <inttypes.h>.
*/
#include <inttypes.h>
#endif
#endif /* pcap/pcap-inttypes.h */

469
libpcap/pcap/pcap.h
View File

@@ -32,18 +32,55 @@
* SUCH DAMAGE.
*/
/*
* Remote packet capture mechanisms and extensions from WinPcap:
*
* Copyright (c) 2002 - 2003
* NetGroup, Politecnico di Torino (Italy)
* 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. Neither the name of the Politecnico di Torino 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 BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*
*/
#ifndef lib_pcap_pcap_h
#define lib_pcap_pcap_h
#include <pcap/export-defs.h>
#include <pcap/funcattrs.h>
#include <pcap/pcap-inttypes.h>
#if defined(_WIN32)
#include <pcap-stdinc.h>
#include <winsock2.h> /* u_int, u_char etc. */
#include <io.h> /* _get_osfhandle() */
#elif defined(MSDOS)
#include <sys/types.h>
#include <sys/socket.h> /* u_int, u_char etc. */
#include <sys/types.h> /* u_int, u_char etc. */
#include <sys/socket.h>
#else /* UN*X */
#include <sys/types.h>
#include <sys/types.h> /* u_int, u_char etc. */
#include <sys/time.h>
#endif /* _WIN32/MSDOS/UN*X */
@@ -172,11 +209,11 @@ 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 -- only supported on some platforms */
#if defined(_WIN32) && defined(HAVE_REMOTE)
#ifdef _WIN32
u_int ps_capt; /* number of packets that reach the application */
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 /* _WIN32 && HAVE_REMOTE */
#endif /* _WIN32 */
};
#ifdef MSDOS
@@ -223,9 +260,15 @@ struct pcap_if {
bpf_u_int32 flags; /* PCAP_IF_ interface flags */
};
#define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */
#define PCAP_IF_UP 0x00000002 /* interface is up */
#define PCAP_IF_RUNNING 0x00000004 /* interface is running */
#define PCAP_IF_LOOPBACK 0x00000001 /* interface is loopback */
#define PCAP_IF_UP 0x00000002 /* interface is up */
#define PCAP_IF_RUNNING 0x00000004 /* interface is running */
#define PCAP_IF_WIRELESS 0x00000008 /* interface is wireless (*NOT* necessarily Wi-Fi!) */
#define PCAP_IF_CONNECTION_STATUS 0x00000030 /* connection status: */
#define PCAP_IF_CONNECTION_STATUS_UNKNOWN 0x00000000 /* unknown */
#define PCAP_IF_CONNECTION_STATUS_CONNECTED 0x00000010 /* connected */
#define PCAP_IF_CONNECTION_STATUS_DISCONNECTED 0x00000020 /* disconnected */
#define PCAP_IF_CONNECTION_STATUS_NOT_APPLICABLE 0x00000030 /* not applicable */
/*
* Representation of an interface address.
@@ -275,7 +318,14 @@ typedef void (*pcap_handler)(u_char *, const struct pcap_pkthdr *,
*/
#define PCAP_NETMASK_UNKNOWN 0xffffffff
PCAP_API char *pcap_lookupdev(char *);
/*
* We're deprecating pcap_lookupdev() for various reasons (not
* thread-safe, can behave weirdly with WinPcap). Callers
* should use pcap_findalldevs() and use the first device.
*/
PCAP_API char *pcap_lookupdev(char *)
PCAP_DEPRECATED(pcap_lookupdev, "use 'pcap_findalldevs' and use the first device");
PCAP_API int pcap_lookupnet(const char *, bpf_u_int32 *, bpf_u_int32 *, char *);
PCAP_API pcap_t *pcap_create(const char *, char *);
@@ -297,6 +347,10 @@ PCAP_API int pcap_tstamp_type_name_to_val(const char *);
PCAP_API const char *pcap_tstamp_type_val_to_name(int);
PCAP_API const char *pcap_tstamp_type_val_to_description(int);
#ifdef __linux__
PCAP_API int pcap_set_protocol_linux(pcap_t *, int);
#endif
/*
* Time stamp types.
* Not all systems and interfaces will necessarily support all of these.
@@ -360,7 +414,16 @@ PCAP_API pcap_t *pcap_open_offline(const char *, char *);
PCAP_API pcap_t *pcap_hopen_offline(intptr_t, char *);
/*
* If we're building libpcap, these are internal routines in savefile.c,
* so we mustn't define them as macros.
* so we must not define them as macros.
*
* If we're not building libpcap, given that the version of the C runtime
* with which libpcap was built might be different from the version
* of the C runtime with which an application using libpcap was built,
* and that a FILE structure may differ between the two versions of the
* C runtime, calls to _fileno() must use the version of _fileno() in
* the C runtime used to open the FILE *, not the version in the C
* runtime with which libpcap was built. (Maybe once the Universal CRT
* rules the world, this will cease to be a problem.)
*/
#ifndef BUILDING_PCAP
#define pcap_fopen_offline_with_tstamp_precision(f,p,b) \
@@ -409,6 +472,7 @@ PCAP_API int pcap_snapshot(pcap_t *);
PCAP_API int pcap_is_swapped(pcap_t *);
PCAP_API int pcap_major_version(pcap_t *);
PCAP_API int pcap_minor_version(pcap_t *);
PCAP_API int pcap_bufsize(pcap_t *);
/* XXX */
PCAP_API FILE *pcap_file(pcap_t *);
@@ -423,6 +487,7 @@ PCAP_API pcap_dumper_t *pcap_dump_fopen(pcap_t *, FILE *fp);
PCAP_API pcap_dumper_t *pcap_dump_open_append(pcap_t *, const char *);
PCAP_API FILE *pcap_dump_file(pcap_dumper_t *);
PCAP_API long pcap_dump_ftell(pcap_dumper_t *);
PCAP_API int64_t pcap_dump_ftell64(pcap_dumper_t *);
PCAP_API int pcap_dump_flush(pcap_dumper_t *);
PCAP_API void pcap_dump_close(pcap_dumper_t *);
PCAP_API void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *);
@@ -430,6 +495,21 @@ PCAP_API void pcap_dump(u_char *, const struct pcap_pkthdr *, const u_char *);
PCAP_API int pcap_findalldevs(pcap_if_t **, char *);
PCAP_API void pcap_freealldevs(pcap_if_t *);
/*
* We return a pointer to the version string, rather than exporting the
* version string directly.
*
* On at least some UNIXes, if you import data from a shared library into
* an program, the data is bound into the program binary, so if the string
* in the version of the library with which the program was linked isn't
* the same as the string in the version of the library with which the
* program is being run, various undesirable things may happen (warnings,
* the string being the one from the version of the library with which the
* program was linked, or even weirder things, such as the string being the
* one from the library but being truncated).
*
* On Windows, the string is constructed at run time.
*/
PCAP_API const char *pcap_lib_version(void);
/*
@@ -457,7 +537,7 @@ PCAP_API void bpf_dump(const struct bpf_program *, int);
*/
struct pcap_send_queue
{
u_int maxlen; /* Maximum size of the the queue, in bytes. This
u_int maxlen; /* Maximum size of the queue, in bytes. This
variable contains the size of the buffer field. */
u_int len; /* Current size of the queue, in bytes. */
char *buffer; /* Buffer containing the packets to be sent. */
@@ -523,13 +603,368 @@ PCAP_API void bpf_dump(const struct bpf_program *, int);
*/
PCAP_API int pcap_get_selectable_fd(pcap_t *);
PCAP_API struct timeval *pcap_get_required_select_timeout(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 */
/*
* Remote capture definitions.
*
* These routines are only present if libpcap has been configured to
* include remote capture support.
*/
/*
* The maximum buffer size in which address, port, interface names are kept.
*
* In case the adapter name or such is larger than this value, it is truncated.
* This is not used by the user; however it must be aware that an hostname / interface
* name longer than this value will be truncated.
*/
#define PCAP_BUF_SIZE 1024
/*
* The type of input source, passed to pcap_open().
*/
#define PCAP_SRC_FILE 2 /* local savefile */
#define PCAP_SRC_IFLOCAL 3 /* local network interface */
#define PCAP_SRC_IFREMOTE 4 /* interface on a remote host, using RPCAP */
/*
* The formats allowed by pcap_open() are the following:
* - file://path_and_filename [opens a local file]
* - rpcap://devicename [opens the selected device devices available on the local host, without using the RPCAP protocol]
* - rpcap://host/devicename [opens the selected device available on a remote host]
* - rpcap://host:port/devicename [opens the selected device available on a remote host, using a non-standard port for RPCAP]
* - adaptername [to open a local adapter; kept for compability, but it is strongly discouraged]
* - (NULL) [to open the first local adapter; kept for compability, but it is strongly discouraged]
*
* The formats allowed by the pcap_findalldevs_ex() are the following:
* - file://folder/ [lists all the files in the given folder]
* - rpcap:// [lists all local adapters]
* - rpcap://host:port/ [lists the devices available on a remote host]
*
* Referring to the 'host' and 'port' parameters, they can be either numeric or literal. Since
* IPv6 is fully supported, these are the allowed formats:
*
* - host (literal): e.g. host.foo.bar
* - host (numeric IPv4): e.g. 10.11.12.13
* - host (numeric IPv4, IPv6 style): e.g. [10.11.12.13]
* - host (numeric IPv6): e.g. [1:2:3::4]
* - port: can be either numeric (e.g. '80') or literal (e.g. 'http')
*
* Here you find some allowed examples:
* - rpcap://host.foo.bar/devicename [everything literal, no port number]
* - rpcap://host.foo.bar:1234/devicename [everything literal, with port number]
* - rpcap://10.11.12.13/devicename [IPv4 numeric, no port number]
* - rpcap://10.11.12.13:1234/devicename [IPv4 numeric, with port number]
* - rpcap://[10.11.12.13]:1234/devicename [IPv4 numeric with IPv6 format, with port number]
* - rpcap://[1:2:3::4]/devicename [IPv6 numeric, no port number]
* - rpcap://[1:2:3::4]:1234/devicename [IPv6 numeric, with port number]
* - rpcap://[1:2:3::4]:http/devicename [IPv6 numeric, with literal port number]
*/
/*
* URL schemes for capture source.
*/
/*
* This string indicates that the user wants to open a capture from a
* local file.
*/
#define PCAP_SRC_FILE_STRING "file://"
/*
* This string indicates that the user wants to open a capture from a
* network interface. This string does not necessarily involve the use
* of the RPCAP protocol. If the interface required resides on the local
* host, the RPCAP protocol is not involved and the local functions are used.
*/
#define PCAP_SRC_IF_STRING "rpcap://"
/*
* Flags to pass to pcap_open().
*/
/*
* Specifies whether promiscuous mode is to be used.
*/
#define PCAP_OPENFLAG_PROMISCUOUS 0x00000001
/*
* Specifies, for an RPCAP capture, whether the data transfer (in
* case of a remote capture) has to be done with UDP protocol.
*
* If it is '1' if you want a UDP data connection, '0' if you want
* a TCP data connection; control connection is always TCP-based.
* A UDP connection is much lighter, but it does not guarantee that all
* the captured packets arrive to the client workstation. Moreover,
* it could be harmful in case of network congestion.
* This flag is meaningless if the source is not a remote interface.
* In that case, it is simply ignored.
*/
#define PCAP_OPENFLAG_DATATX_UDP 0x00000002
/*
* Specifies wheether the remote probe will capture its own generated
* traffic.
*
* In case the remote probe uses the same interface to capture traffic
* and to send data back to the caller, the captured traffic includes
* the RPCAP traffic as well. If this flag is turned on, the RPCAP
* traffic is excluded from the capture, so that the trace returned
* back to the collector is does not include this traffic.
*
* Has no effect on local interfaces or savefiles.
*/
#define PCAP_OPENFLAG_NOCAPTURE_RPCAP 0x00000004
/*
* Specifies whether the local adapter will capture its own generated traffic.
*
* This flag tells the underlying capture driver to drop the packets
* that were sent by itself. This is useful when building applications
* such as bridges that should ignore the traffic they just sent.
*
* Supported only on Windows.
*/
#define PCAP_OPENFLAG_NOCAPTURE_LOCAL 0x00000008
/*
* This flag configures the adapter for maximum responsiveness.
*
* In presence of a large value for nbytes, WinPcap waits for the arrival
* of several packets before copying the data to the user. This guarantees
* a low number of system calls, i.e. lower processor usage, i.e. better
* performance, which is good for applications like sniffers. If the user
* sets the PCAP_OPENFLAG_MAX_RESPONSIVENESS flag, the capture driver will
* copy the packets as soon as the application is ready to receive them.
* This is suggested for real time applications (such as, for example,
* a bridge) that need the best responsiveness.
*
* The equivalent with pcap_create()/pcap_activate() is "immediate mode".
*/
#define PCAP_OPENFLAG_MAX_RESPONSIVENESS 0x00000010
/*
* Remote authentication methods.
* These are used in the 'type' member of the pcap_rmtauth structure.
*/
/*
* NULL authentication.
*
* The 'NULL' authentication has to be equal to 'zero', so that old
* applications can just put every field of struct pcap_rmtauth to zero,
* and it does work.
*/
#define RPCAP_RMTAUTH_NULL 0
/*
* Username/password authentication.
*
* With this type of authentication, the RPCAP protocol will use the username/
* password provided to authenticate the user on the remote machine. If the
* authentication is successful (and the user has the right to open network
* devices) the RPCAP connection will continue; otherwise it will be dropped.
*
* *******NOTE********: the username and password are sent over the network
* to the capture server *IN CLEAR TEXT*. Don't use this on a network
* that you don't completely control! (And be *really* careful in your
* definition of "completely"!)
*/
#define RPCAP_RMTAUTH_PWD 1
/*
* This structure keeps the information needed to autheticate the user
* on a remote machine.
*
* The remote machine can either grant or refuse the access according
* to the information provided.
* In case the NULL authentication is required, both 'username' and
* 'password' can be NULL pointers.
*
* This structure is meaningless if the source is not a remote interface;
* in that case, the functions which requires such a structure can accept
* a NULL pointer as well.
*/
struct pcap_rmtauth
{
/*
* \brief Type of the authentication required.
*
* In order to provide maximum flexibility, we can support different types
* of authentication based on the value of this 'type' variable. The currently
* supported authentication methods are defined into the
* \link remote_auth_methods Remote Authentication Methods Section\endlink.
*/
int type;
/*
* \brief Zero-terminated string containing the username that has to be
* used on the remote machine for authentication.
*
* This field is meaningless in case of the RPCAP_RMTAUTH_NULL authentication
* and it can be NULL.
*/
char *username;
/*
* \brief Zero-terminated string containing the password that has to be
* used on the remote machine for authentication.
*
* This field is meaningless in case of the RPCAP_RMTAUTH_NULL authentication
* and it can be NULL.
*/
char *password;
};
/*
* This routine can open a savefile, a local device, or a device on
* a remote machine running an RPCAP server.
*
* For opening a savefile, the pcap_open_offline routines can be used,
* and will work just as well; code using them will work on more
* platforms than code using pcap_open() to open savefiles.
*
* For opening a local device, pcap_open_live() can be used; it supports
* most of the capabilities that pcap_open() supports, and code using it
* will work on more platforms than code using pcap_open(). pcap_create()
* and pcap_activate() can also be used; they support all capabilities
* that pcap_open() supports, except for the Windows-only
* PCAP_OPENFLAG_NOCAPTURE_LOCAL, and support additional capabilities.
*
* For opening a remote capture, pcap_open() is currently the only
* API available.
*/
PCAP_API pcap_t *pcap_open(const char *source, int snaplen, int flags,
int read_timeout, struct pcap_rmtauth *auth, char *errbuf);
PCAP_API int pcap_createsrcstr(char *source, int type, const char *host,
const char *port, const char *name, char *errbuf);
PCAP_API int pcap_parsesrcstr(const char *source, int *type, char *host,
char *port, char *name, char *errbuf);
/*
* This routine can scan a directory for savefiles, list local capture
* devices, or list capture devices on a remote machine running an RPCAP
* server.
*
* For scanning for savefiles, it can be used on both UN*X systems and
* Windows systems; for each directory entry it sees, it tries to open
* the file as a savefile using pcap_open_offline(), and only includes
* it in the list of files if the open succeeds, so it filters out
* files for which the user doesn't have read permission, as well as
* files that aren't valid savefiles readable by libpcap.
*
* For listing local capture devices, it's just a wrapper around
* pcap_findalldevs(); code using pcap_findalldevs() will work on more
* platforms than code using pcap_findalldevs_ex().
*
* For listing remote capture devices, pcap_findalldevs_ex() is currently
* the only API available.
*/
PCAP_API int pcap_findalldevs_ex(char *source, struct pcap_rmtauth *auth,
pcap_if_t **alldevs, char *errbuf);
/*
* Sampling methods.
*
* These allow pcap_loop(), pcap_dispatch(), pcap_next(), and pcap_next_ex()
* to see only a sample of packets, rather than all packets.
*
* Currently, they work only on Windows local captures.
*/
/*
* Specifies that no sampling is to be done on the current capture.
*
* In this case, no sampling algorithms are applied to the current capture.
*/
#define PCAP_SAMP_NOSAMP 0
/*
* Specifies that only 1 out of N packets must be returned to the user.
*
* In this case, the 'value' field of the 'pcap_samp' structure indicates the
* number of packets (minus 1) that must be discarded before one packet got
* accepted.
* In other words, if 'value = 10', the first packet is returned to the
* caller, while the following 9 are discarded.
*/
#define PCAP_SAMP_1_EVERY_N 1
/*
* Specifies that we have to return 1 packet every N milliseconds.
*
* In this case, the 'value' field of the 'pcap_samp' structure indicates
* the 'waiting time' in milliseconds before one packet got accepted.
* In other words, if 'value = 10', the first packet is returned to the
* caller; the next returned one will be the first packet that arrives
* when 10ms have elapsed.
*/
#define PCAP_SAMP_FIRST_AFTER_N_MS 2
/*
* This structure defines the information related to sampling.
*
* In case the sampling is requested, the capturing device should read
* only a subset of the packets coming from the source. The returned packets
* depend on the sampling parameters.
*
* WARNING: The sampling process is applied *after* the filtering process.
* In other words, packets are filtered first, then the sampling process
* selects a subset of the 'filtered' packets and it returns them to the
* caller.
*/
struct pcap_samp
{
/*
* Method used for sampling; see above.
*/
int method;
/*
* This value depends on the sampling method defined.
* For its meaning, see above.
*/
int value;
};
/*
* New functions.
*/
PCAP_API struct pcap_samp *pcap_setsampling(pcap_t *p);
/*
* RPCAP active mode.
*/
/* Maximum length of an host name (needed for the RPCAP active mode) */
#define RPCAP_HOSTLIST_SIZE 1024
/*
* Some minor differences between UN*X sockets and and Winsock sockets.
*/
#ifndef _WIN32
/*!
* \brief In Winsock, a socket handle is of type SOCKET; in UN*X, it's
* a file descriptor, and therefore a signed integer.
* We define SOCKET to be a signed integer on UN*X, so that it can
* be used on both platforms.
*/
#define SOCKET int
/*!
* \brief In Winsock, the error return if socket() fails is INVALID_SOCKET;
* in UN*X, it's -1.
* We define INVALID_SOCKET to be -1 on UN*X, so that it can be used on
* both platforms.
*/
#define INVALID_SOCKET -1
#endif
PCAP_API SOCKET pcap_remoteact_accept(const char *address, const char *port,
const char *hostlist, char *connectinghost,
struct pcap_rmtauth *auth, char *errbuf);
PCAP_API int pcap_remoteact_list(char *hostlist, char sep, int size,
char *errbuf);
PCAP_API int pcap_remoteact_close(const char *host, char *errbuf);
PCAP_API void pcap_remoteact_cleanup(void);
#ifdef __cplusplus
}

12
libpcap/pcap/sll.h
View File

@@ -80,12 +80,14 @@
#define SLL_HDR_LEN 16 /* total header length */
#define SLL_ADDRLEN 8 /* length of address field */
#include <pcap/pcap-inttypes.h>
struct sll_header {
u_int16_t sll_pkttype; /* packet type */
u_int16_t sll_hatype; /* link-layer address type */
u_int16_t sll_halen; /* link-layer address length */
u_int8_t sll_addr[SLL_ADDRLEN]; /* link-layer address */
u_int16_t sll_protocol; /* protocol */
uint16_t sll_pkttype; /* packet type */
uint16_t sll_hatype; /* link-layer address type */
uint16_t sll_halen; /* link-layer address length */
uint8_t sll_addr[SLL_ADDRLEN]; /* link-layer address */
uint16_t sll_protocol; /* protocol */
};
/*

54
libpcap/pcap/usb.h
View File

@@ -34,6 +34,8 @@
#ifndef lib_pcap_usb_h
#define lib_pcap_usb_h
#include <pcap/pcap-inttypes.h>
/*
* possible transfer mode
*/
@@ -55,11 +57,11 @@
* Appears at the front of each Control S-type packet in DLT_USB captures.
*/
typedef struct _usb_setup {
u_int8_t bmRequestType;
u_int8_t bRequest;
u_int16_t wValue;
u_int16_t wIndex;
u_int16_t wLength;
uint8_t bmRequestType;
uint8_t bRequest;
uint16_t wValue;
uint16_t wIndex;
uint16_t wLength;
} pcap_usb_setup;
/*
@@ -75,19 +77,19 @@ typedef struct _iso_rec {
* Appears at the front of each packet in DLT_USB_LINUX captures.
*/
typedef struct _usb_header {
u_int64_t id;
u_int8_t event_type;
u_int8_t transfer_type;
u_int8_t endpoint_number;
u_int8_t device_address;
u_int16_t bus_id;
uint64_t id;
uint8_t event_type;
uint8_t transfer_type;
uint8_t endpoint_number;
uint8_t device_address;
uint16_t bus_id;
char setup_flag;/*if !=0 the urb setup header is not present*/
char data_flag; /*if !=0 no urb data is present*/
int64_t ts_sec;
int32_t ts_usec;
int32_t status;
u_int32_t urb_len;
u_int32_t data_len; /* amount of urb data really present in this event*/
uint32_t urb_len;
uint32_t data_len; /* amount of urb data really present in this event*/
pcap_usb_setup setup;
} pcap_usb_header;
@@ -100,27 +102,27 @@ typedef struct _usb_header {
* Appears at the front of each packet in DLT_USB_LINUX_MMAPPED captures.
*/
typedef struct _usb_header_mmapped {
u_int64_t id;
u_int8_t event_type;
u_int8_t transfer_type;
u_int8_t endpoint_number;
u_int8_t device_address;
u_int16_t bus_id;
uint64_t id;
uint8_t event_type;
uint8_t transfer_type;
uint8_t endpoint_number;
uint8_t device_address;
uint16_t bus_id;
char setup_flag;/*if !=0 the urb setup header is not present*/
char data_flag; /*if !=0 no urb data is present*/
int64_t ts_sec;
int32_t ts_usec;
int32_t status;
u_int32_t urb_len;
u_int32_t data_len; /* amount of urb data really present in this event*/
uint32_t urb_len;
uint32_t data_len; /* amount of urb data really present in this event*/
union {
pcap_usb_setup setup;
iso_rec iso;
} s;
int32_t interval; /* for Interrupt and Isochronous events */
int32_t start_frame; /* for Isochronous events */
u_int32_t xfer_flags; /* copy of URB's transfer flags */
u_int32_t ndesc; /* number of isochronous descriptors */
uint32_t xfer_flags; /* copy of URB's transfer flags */
uint32_t ndesc; /* number of isochronous descriptors */
} pcap_usb_header_mmapped;
/*
@@ -133,9 +135,9 @@ typedef struct _usb_header_mmapped {
*/
typedef struct _usb_isodesc {
int32_t status;
u_int32_t offset;
u_int32_t len;
u_int8_t pad[4];
uint32_t offset;
uint32_t len;
uint8_t pad[4];
} usb_isodesc;
#endif

6
libpcap/pcap/vlan.h
View File

@@ -34,9 +34,11 @@
#ifndef lib_pcap_vlan_h
#define lib_pcap_vlan_h
#include <pcap/pcap-inttypes.h>
struct vlan_tag {
u_int16_t vlan_tpid; /* ETH_P_8021Q */
u_int16_t vlan_tci; /* VLAN TCI */
uint16_t vlan_tpid; /* ETH_P_8021Q */
uint16_t vlan_tci; /* VLAN TCI */
};
#define VLAN_TAG_LEN 4