suricata
decode-pppoe.h
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/* Copyright (C) 2007-2010 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \file
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*
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* \author James Riden <jamesr@europe.com>
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*/
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#ifndef __DECODE_PPPOE_H__
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#define __DECODE_PPPOE_H__
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#include "
decode.h
"
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#include "
threadvars.h
"
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// Session header length minus the protocol field
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#define PPPOE_SESSION_HEADER_MIN_LEN 7
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#define PPPOE_DISCOVERY_HEADER_MIN_LEN 6
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#define PPPOE_SESSION_GET_VERSION(hdr) ((hdr)->pppoe_version_type & 0xF0) >> 4
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#define PPPOE_SESSION_GET_TYPE(hdr) ((hdr)->pppoe_version_type & 0x0F)
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#define PPPOE_DISCOVERY_GET_VERSION(hdr) ((hdr)->pppoe_version_type & 0xF0) >> 4
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#define PPPOE_DISCOVERY_GET_TYPE(hdr) ((hdr)->pppoe_version_type & 0x0F)
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typedef
struct
PPPOESessionHdr_
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{
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uint8_t
pppoe_version_type
;
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uint8_t
pppoe_code
;
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uint16_t
session_id
;
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uint16_t
pppoe_length
;
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uint16_t
protocol
;
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}
PPPOESessionHdr
;
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typedef
struct
PPPOEDiscoveryTag_
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{
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uint16_t
pppoe_tag_type
;
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uint16_t
pppoe_tag_length
;
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}
__attribute__
((__packed__)) PPPOEDiscoveryTag;
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typedef
struct
PPPOEDiscoveryHdr_
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{
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uint8_t
pppoe_version_type
;
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uint8_t
pppoe_code
;
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uint16_t
discovery_id
;
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uint16_t
pppoe_length
;
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}
__attribute__
((__packed__)) PPPOEDiscoveryHdr;
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/* see RFC 2516 - discovery codes */
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#define PPPOE_CODE_PADI 0x09
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#define PPPOE_CODE_PADO 0x07
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#define PPPOE_CODE_PADR 0x19
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#define PPPOE_CODE_PADS 0x65
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#define PPPOE_CODE_PADT 0xa7
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/* see RFC 2516 Appendix A */
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#define PPPOE_TAG_END_OF_LIST 0x0000
/* End-Of-List */
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#define PPPOE_TAG_SERVICE_NAME 0x0101
/* Service-Name */
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#define PPPOE_TAG_AC_NAME 0x0102
/* AC-Name */
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#define PPPOE_TAG_HOST_UNIQ 0x0103
/* Host-Uniq */
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#define PPPOE_TAG_AC_COOKIE 0x0104
/* AC-Cookie */
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#define PPPOE_TAG_VENDOR_SPECIFIC 0x0105
/* Vendor-Specific */
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#define PPPOE_TAG_RELAY_SESSION_ID 0x0110
/* Relay-Session-Id */
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#define PPPOE_TAG_SERVICE_NAME_ERROR 0x0201
/* Service-Name-Error */
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#define PPPOE_TAG_AC_SYS_ERROR 0x0202
/* AC-System Error */
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#define PPPOE_TAG_GEN_ERROR 0x0203
/* Generic-Error */
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void
DecodePPPOERegisterTests
(
void
);
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#endif
/* __DECODE_PPPOE_H__ */
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PPPOEDiscoveryTag_
Definition:
decode-pppoe.h:48
PPPOESessionHdr_
Definition:
decode-pppoe.h:39
PPPOESessionHdr_::protocol
uint16_t protocol
Definition:
decode-pppoe.h:44
PPPOEDiscoveryTag_::pppoe_tag_length
uint16_t pppoe_tag_length
Definition:
decode-pppoe.h:50
PPPOESessionHdr_::session_id
uint16_t session_id
Definition:
decode-pppoe.h:42
PPPOEDiscoveryHdr_::discovery_id
uint16_t discovery_id
Definition:
decode-pppoe.h:57
PPPOEDiscoveryHdr_::pppoe_code
uint8_t pppoe_code
Definition:
decode-pppoe.h:56
__attribute__
struct PPPOEDiscoveryTag_ __attribute__((__packed__)) PPPOEDiscoveryTag
DNP3 link header.
Definition:
decode-vlan.c:117
decode.h
PPPOEDiscoveryHdr_
Definition:
decode-pppoe.h:54
DecodePPPOERegisterTests
void DecodePPPOERegisterTests(void)
Registers PPPOE unit tests.
Definition:
decode-pppoe.c:545
PPPOEDiscoveryTag_::pppoe_tag_type
uint16_t pppoe_tag_type
Definition:
decode-pppoe.h:49
PPPOESessionHdr_::pppoe_code
uint8_t pppoe_code
Definition:
decode-pppoe.h:41
threadvars.h
PPPOEDiscoveryHdr_::pppoe_version_type
uint8_t pppoe_version_type
Definition:
decode-pppoe.h:55
PPPOESessionHdr
struct PPPOESessionHdr_ PPPOESessionHdr
PPPOEDiscoveryHdr_::pppoe_length
uint16_t pppoe_length
Definition:
decode-pppoe.h:58
PPPOESessionHdr_::pppoe_length
uint16_t pppoe_length
Definition:
decode-pppoe.h:43
PPPOESessionHdr_::pppoe_version_type
uint8_t pppoe_version_type
Definition:
decode-pppoe.h:40
src
decode-pppoe.h
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