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-rw-r--r--framework/src/suricata/src/decode-icmpv6.h259
1 files changed, 0 insertions, 259 deletions
diff --git a/framework/src/suricata/src/decode-icmpv6.h b/framework/src/suricata/src/decode-icmpv6.h
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--- a/framework/src/suricata/src/decode-icmpv6.h
+++ /dev/null
@@ -1,259 +0,0 @@
-/* Copyright (C) 2007-2010 Open Information Security Foundation
- *
- * You can copy, redistribute or modify this Program under the terms of
- * the GNU General Public License version 2 as published by the Free
- * Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * version 2 along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-
-/**
- * \file
- *
- * \author Victor Julien <victor@inliniac.net>
- */
-
-#ifndef __DECODE_ICMPV6_H__
-#define __DECODE_ICMPV6_H__
-
-#include "decode-tcp.h"
-#include "decode-sctp.h"
-#include "decode-udp.h"
-#include "decode-ipv6.h"
-
-#define ICMPV6_HEADER_LEN 8
-#define ICMPV6_HEADER_PKT_OFFSET 8
-
-/** ICMPV6 Message Types: */
-/** Error Messages: (type <128) */
-#define ICMP6_DST_UNREACH 1
-#define ICMP6_PACKET_TOO_BIG 2
-#define ICMP6_TIME_EXCEEDED 3
-#define ICMP6_PARAM_PROB 4
-
-/** Informational Messages (type>=128) */
-#define ICMP6_ECHO_REQUEST 128
-#define ICMP6_ECHO_REPLY 129
-
-#define MLD_LISTENER_QUERY 130
-#define MLD_LISTENER_REPORT 131
-#define MLD_LISTENER_REDUCTION 132
-
-#define ND_ROUTER_SOLICIT 133
-#define ND_ROUTER_ADVERT 134
-#define ND_NEIGHBOR_SOLICIT 135
-#define ND_NEIGHBOR_ADVERT 136
-#define ND_REDIRECT 137
-
-/** Destination Unreachable Message (type=1) Code: */
-
-#define ICMP6_DST_UNREACH_NOROUTE 0 /* no route to destination */
-#define ICMP6_DST_UNREACH_ADMIN 1 /* communication with destination */
- /* administratively prohibited */
-#define ICMP6_DST_UNREACH_BEYONDSCOPE 2 /* beyond scope of source address */
-#define ICMP6_DST_UNREACH_ADDR 3 /* address unreachable */
-#define ICMP6_DST_UNREACH_NOPORT 4 /* bad port */
-#define ICMP6_DST_UNREACH_FAILEDPOLICY 5 /* Source address failed ingress/egress policy */
-#define ICMP6_DST_UNREACH_REJECTROUTE 6 /* Reject route to destination */
-
-
-/** Time Exceeded Message (type=3) Code: */
-#define ICMP6_TIME_EXCEED_TRANSIT 0 /* Hop Limit == 0 in transit */
-#define ICMP6_TIME_EXCEED_REASSEMBLY 1 /* Reassembly time out */
-
-/** Parameter Problem Message (type=4) Code: */
-#define ICMP6_PARAMPROB_HEADER 0 /* erroneous header field */
-#define ICMP6_PARAMPROB_NEXTHEADER 1 /* unrecognized Next Header */
-#define ICMP6_PARAMPROB_OPTION 2 /* unrecognized IPv6 option */
-
-
-/** macro for icmpv6 "type" access */
-#define ICMPV6_GET_TYPE(p) (p)->icmpv6h->type
-/** macro for icmpv6 "code" access */
-#define ICMPV6_GET_CODE(p) (p)->icmpv6h->code
-/** macro for icmpv6 "csum" access */
-#define ICMPV6_GET_CSUM(p) (p)->icmpv6h->csum
-
-/** If message is informational */
-/** macro for icmpv6 "id" access */
-#define ICMPV6_GET_ID(p) (p)->icmpv6vars.id
-/** macro for icmpv6 "seq" access */
-#define ICMPV6_GET_SEQ(p) (p)->icmpv6vars.seq
-
-/** If message is Error */
-/** macro for icmpv6 "unused" access */
-#define ICMPV6_GET_UNUSED(p) (p)->icmpv6h->icmpv6b.icmpv6e.unused
-/** macro for icmpv6 "error_ptr" access */
-#define ICMPV6_GET_ERROR_PTR(p) (p)->icmpv6h->icmpv6b.icmpv6e.error_ptr
-/** macro for icmpv6 "mtu" access */
-#define ICMPV6_GET_MTU(p) (p)->icmpv6h->icmpv6b.icmpv6e.mtu
-
-/** macro for icmpv6 embedded "protocol" access */
-#define ICMPV6_GET_EMB_PROTO(p) (p)->icmpv6vars.emb_ip6_proto_next
-/** macro for icmpv6 embedded "ipv6h" header access */
-#define ICMPV6_GET_EMB_IPV6(p) (p)->icmpv6vars.emb_ipv6h
-/** macro for icmpv6 embedded "tcph" header access */
-#define ICMPV6_GET_EMB_TCP(p) (p)->icmpv6vars.emb_tcph
-/** macro for icmpv6 embedded "udph" header access */
-#define ICMPV6_GET_EMB_UDP(p) (p)->icmpv6vars.emb_udph
-/** macro for icmpv6 embedded "icmpv6h" header access */
-#define ICMPV6_GET_EMB_icmpv6h(p) (p)->icmpv6vars.emb_icmpv6h
-
-typedef struct ICMPV6Info_
-{
- uint16_t id;
- uint16_t seq;
-} ICMPV6Info;
-
-/** ICMPv6 header structure */
-typedef struct ICMPV6Hdr_
-{
- uint8_t type;
- uint8_t code;
- uint16_t csum;
-
- union {
- ICMPV6Info icmpv6i; /** Informational message */
- union
- {
- uint32_t unused; /** for types 1 and 3, should be zero */
- uint32_t error_ptr; /** for type 4, pointer to the octet that originate the error */
- uint32_t mtu; /** for type 2, the Maximum Transmission Unit of the next-hop link */
- } icmpv6e; /** Error Message */
- } icmpv6b;
-} ICMPV6Hdr;
-
-/** Data available from the decoded packet */
-typedef struct ICMPV6Vars_ {
- /* checksum of the icmpv6 packet */
- uint16_t id;
- uint16_t seq;
- uint32_t mtu;
- uint32_t error_ptr;
-
- /** Pointers to the embedded packet headers */
- IPV6Hdr *emb_ipv6h;
- TCPHdr *emb_tcph;
- UDPHdr *emb_udph;
- ICMPV6Hdr *emb_icmpv6h;
-
- /** IPv6 src and dst address */
- uint32_t emb_ip6_src[4];
- uint32_t emb_ip6_dst[4];
- uint8_t emb_ip6_proto_next;
-
- /** TCP/UDP ports */
- uint16_t emb_sport;
- uint16_t emb_dport;
-
-} ICMPV6Vars;
-
-
-#define CLEAR_ICMPV6_PACKET(p) do { \
- (p)->level4_comp_csum = -1; \
- (p)->icmpv6vars.id = 0; \
- (p)->icmpv6vars.seq = 0; \
- (p)->icmpv6vars.mtu = 0; \
- (p)->icmpv6vars.error_ptr = 0; \
- (p)->icmpv6vars.emb_ipv6h = NULL; \
- (p)->icmpv6vars.emb_tcph = NULL; \
- (p)->icmpv6vars.emb_udph = NULL; \
- (p)->icmpv6vars.emb_icmpv6h = NULL; \
- (p)->icmpv6vars.emb_ip6_src[0] = 0; \
- (p)->icmpv6vars.emb_ip6_src[1] = 0; \
- (p)->icmpv6vars.emb_ip6_src[2] = 0; \
- (p)->icmpv6vars.emb_ip6_src[3] = 0; \
- (p)->icmpv6vars.emb_ip6_proto_next = 0; \
- (p)->icmpv6vars.emb_sport = 0; \
- (p)->icmpv6vars.emb_dport = 0; \
- (p)->icmpv6h = NULL; \
-} while(0)
-
-void DecodeICMPV6RegisterTests(void);
-
-/** -------- Inline functions --------- */
-static inline uint16_t ICMPV6CalculateChecksum(uint16_t *, uint16_t *, uint16_t);
-
-/**
- * \brief Calculates the checksum for the ICMPV6 packet
- *
- * \param shdr Pointer to source address field from the IPV6 packet. Used as a
- * part of the psuedoheader for computing the checksum
- * \param pkt Pointer to the start of the ICMPV6 packet
- * \param tlen Total length of the ICMPV6 packet(header + payload)
- *
- * \retval csum Checksum for the ICMPV6 packet
- */
-static inline uint16_t ICMPV6CalculateChecksum(uint16_t *shdr, uint16_t *pkt,
- uint16_t tlen)
-{
- uint16_t pad = 0;
- uint32_t csum = shdr[0];
-
- csum += shdr[1] + shdr[2] + shdr[3] + shdr[4] + shdr[5] + shdr[6] +
- shdr[7] + shdr[8] + shdr[9] + shdr[10] + shdr[11] + shdr[12] +
- shdr[13] + shdr[14] + shdr[15] + htons(58 + tlen);
-
- csum += pkt[0];
-
- tlen -= 4;
- pkt += 2;
-
- while (tlen >= 64) {
- csum += pkt[0] + pkt[1] + pkt[2] + pkt[3] + pkt[4] + pkt[5] + pkt[6] +
- pkt[7] + pkt[8] + pkt[9] + pkt[10] + pkt[11] + pkt[12] + pkt[13] +
- pkt[14] + pkt[15] + pkt[16] + pkt[17] + pkt[18] + pkt[19] +
- pkt[20] + pkt[21] + pkt[22] + pkt[23] + pkt[24] + pkt[25] +
- pkt[26] + pkt[27] + pkt[28] + pkt[29] + pkt[30] + pkt[31];
- tlen -= 64;
- pkt += 32;
- }
-
- while (tlen >= 32) {
- csum += pkt[0] + pkt[1] + pkt[2] + pkt[3] + pkt[4] + pkt[5] + pkt[6] +
- pkt[7] + pkt[8] + pkt[9] + pkt[10] + pkt[11] + pkt[12] + pkt[13] +
- pkt[14] + pkt[15];
- tlen -= 32;
- pkt += 16;
- }
-
- while(tlen >= 8) {
- csum += pkt[0] + pkt[1] + pkt[2] + pkt[3];
- tlen -= 8;
- pkt += 4;
- }
-
- while(tlen >= 4) {
- csum += pkt[0] + pkt[1];
- tlen -= 4;
- pkt += 2;
- }
-
- while (tlen > 1) {
- csum += pkt[0];
- tlen -= 2;
- pkt += 1;
- }
-
- if (tlen == 1) {
- *(uint8_t *)(&pad) = (*(uint8_t *)pkt);
- csum += pad;
- }
-
- csum = (csum >> 16) + (csum & 0x0000FFFF);
- csum += (csum >> 16);
-
- return (uint16_t) ~csum;
-}
-
-
-#endif /* __DECODE_ICMPV6_H__ */
-