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75 #ifdef HAVE_PF_RING_FLOW_OFFLOAD
110 struct DetectionEngineThreadCtx_;
132 #define addr_data32 address.address_un_data32
133 #define addr_data16 address.address_un_data16
134 #define addr_data8 address.address_un_data8
135 #define addr_in6addr address.address_un_in6
137 #define COPY_ADDRESS(a, b) do { \
138 (b)->family = (a)->family; \
139 (b)->addr_data32[0] = (a)->addr_data32[0]; \
140 (b)->addr_data32[1] = (a)->addr_data32[1]; \
141 (b)->addr_data32[2] = (a)->addr_data32[2]; \
142 (b)->addr_data32[3] = (a)->addr_data32[3]; \
150 #define SET_IPV4_SRC_ADDR(p, a) do { \
151 (a)->family = AF_INET; \
152 (a)->addr_data32[0] = (uint32_t)(p)->ip4h->s_ip_src.s_addr; \
153 (a)->addr_data32[1] = 0; \
154 (a)->addr_data32[2] = 0; \
155 (a)->addr_data32[3] = 0; \
158 #define SET_IPV4_DST_ADDR(p, a) do { \
159 (a)->family = AF_INET; \
160 (a)->addr_data32[0] = (uint32_t)(p)->ip4h->s_ip_dst.s_addr; \
161 (a)->addr_data32[1] = 0; \
162 (a)->addr_data32[2] = 0; \
163 (a)->addr_data32[3] = 0; \
167 #define CLEAR_ADDR(a) do { \
169 (a)->addr_data32[0] = 0; \
170 (a)->addr_data32[1] = 0; \
171 (a)->addr_data32[2] = 0; \
172 (a)->addr_data32[3] = 0; \
177 #define SET_IPV6_SRC_ADDR(p, a) do { \
178 (a)->family = AF_INET6; \
179 (a)->addr_data32[0] = (p)->ip6h->s_ip6_src[0]; \
180 (a)->addr_data32[1] = (p)->ip6h->s_ip6_src[1]; \
181 (a)->addr_data32[2] = (p)->ip6h->s_ip6_src[2]; \
182 (a)->addr_data32[3] = (p)->ip6h->s_ip6_src[3]; \
185 #define SET_IPV6_DST_ADDR(p, a) do { \
186 (a)->family = AF_INET6; \
187 (a)->addr_data32[0] = (p)->ip6h->s_ip6_dst[0]; \
188 (a)->addr_data32[1] = (p)->ip6h->s_ip6_dst[1]; \
189 (a)->addr_data32[2] = (p)->ip6h->s_ip6_dst[2]; \
190 (a)->addr_data32[3] = (p)->ip6h->s_ip6_dst[3]; \
195 #define SET_TCP_SRC_PORT(pkt, prt) do { \
196 SET_PORT(TCP_GET_SRC_PORT((pkt)), *(prt)); \
199 #define SET_TCP_DST_PORT(pkt, prt) do { \
200 SET_PORT(TCP_GET_DST_PORT((pkt)), *(prt)); \
205 #define SET_UDP_SRC_PORT(pkt, prt) do { \
206 SET_PORT(UDP_GET_SRC_PORT((pkt)), *(prt)); \
208 #define SET_UDP_DST_PORT(pkt, prt) do { \
209 SET_PORT(UDP_GET_DST_PORT((pkt)), *(prt)); \
214 #define SET_SCTP_SRC_PORT(pkt, prt) do { \
215 SET_PORT(SCTP_GET_SRC_PORT((pkt)), *(prt)); \
218 #define SET_SCTP_DST_PORT(pkt, prt) do { \
219 SET_PORT(SCTP_GET_DST_PORT((pkt)), *(prt)); \
223 #define GET_IPV4_SRC_ADDR_U32(p) ((p)->src.addr_data32[0])
224 #define GET_IPV4_DST_ADDR_U32(p) ((p)->dst.addr_data32[0])
225 #define GET_IPV4_SRC_ADDR_PTR(p) ((p)->src.addr_data32)
226 #define GET_IPV4_DST_ADDR_PTR(p) ((p)->dst.addr_data32)
228 #define GET_IPV6_SRC_IN6ADDR(p) ((p)->src.addr_in6addr)
229 #define GET_IPV6_DST_IN6ADDR(p) ((p)->dst.addr_in6addr)
230 #define GET_IPV6_SRC_ADDR(p) ((p)->src.addr_data32)
231 #define GET_IPV6_DST_ADDR(p) ((p)->dst.addr_data32)
232 #define GET_TCP_SRC_PORT(p) ((p)->sp)
233 #define GET_TCP_DST_PORT(p) ((p)->dp)
235 #define GET_PKT_LEN(p) ((p)->pktlen)
236 #define GET_PKT_DATA(p) ((((p)->ext_pkt) == NULL ) ? (uint8_t *)((p) + 1) : (p)->ext_pkt)
237 #define GET_PKT_DIRECT_DATA(p) (uint8_t *)((p) + 1)
238 #define GET_PKT_DIRECT_MAX_SIZE(p) (default_packet_size)
240 #define SET_PKT_LEN(p, len) do { \
241 (p)->pktlen = (len); \
247 #define SET_PORT(v, p) ((p) = (v))
248 #define COPY_PORT(a,b) ((b) = (a))
250 #define CMP_ADDR(a1, a2) \
251 (((a1)->addr_data32[3] == (a2)->addr_data32[3] && \
252 (a1)->addr_data32[2] == (a2)->addr_data32[2] && \
253 (a1)->addr_data32[1] == (a2)->addr_data32[1] && \
254 (a1)->addr_data32[0] == (a2)->addr_data32[0]))
255 #define CMP_PORT(p1, p2) \
260 #define IP_GET_RAW_VER(pkt) ((((pkt)[0] & 0xf0) >> 4))
262 #define PKT_IS_IPV4(p) (((p)->ip4h != NULL))
263 #define PKT_IS_IPV6(p) (((p)->ip6h != NULL))
264 #define PKT_IS_TCP(p) (((p)->tcph != NULL))
265 #define PKT_IS_UDP(p) (((p)->udph != NULL))
266 #define PKT_IS_ICMPV4(p) (((p)->icmpv4h != NULL))
267 #define PKT_IS_ICMPV6(p) (((p)->icmpv6h != NULL))
268 #define PKT_IS_TOSERVER(p) (((p)->flowflags & FLOW_PKT_TOSERVER))
269 #define PKT_IS_TOCLIENT(p) (((p)->flowflags & FLOW_PKT_TOCLIENT))
271 #define IPH_IS_VALID(p) (PKT_IS_IPV4((p)) || PKT_IS_IPV6((p)))
274 #define IP_GET_IPPROTO(p) \
275 (p->proto ? p->proto : \
276 (PKT_IS_IPV4((p))? IPV4_GET_IPPROTO((p)) : (PKT_IS_IPV6((p))? IPV6_GET_L4PROTO((p)) : 0)))
290 #define PACKET_ALERT_FLAG_APPLY_ACTION_TO_FLOW 0x1
292 #define PACKET_ALERT_FLAG_STATE_MATCH 0x02
294 #define PACKET_ALERT_FLAG_STREAM_MATCH 0x04
296 #define PACKET_ALERT_FLAG_TX 0x08
298 #define PACKET_ALERT_RATE_FILTER_MODIFIED 0x10
300 #define PACKET_ALERT_FLAG_FRAME 0x20
303 #define PACKET_ALERT_MAX 15
321 #define PACKET_ENGINE_EVENT_MAX 15
346 #ifdef PROFILE_LOCKING
505 #ifdef HAVE_PF_RING_FLOW_OFFLOAD
510 WinDivertPacketVars windivert_v;
558 #define tcpvars l4vars.tcpvars
559 #define icmpv4vars l4vars.icmpv4vars
560 #define icmpv6vars l4vars.icmpv6vars
661 #define DEFAULT_MTU 1500
662 #define MINIMUM_MTU 68
664 #define DEFAULT_PACKET_SIZE (DEFAULT_MTU + ETHERNET_HEADER_LEN)
666 #define MAX_PAYLOAD_SIZE (IPV6_HEADER_LEN + 65536 + 28)
668 #define SIZE_OF_PACKET (default_packet_size + sizeof(Packet))
766 #define PACKET_CLEAR_L4VARS(p) do { \
767 memset(&(p)->l4vars, 0x00, sizeof((p)->l4vars)); \
773 #define PACKET_RESET_CHECKSUMS(p) do { \
774 (p)->level3_comp_csum = -1; \
775 (p)->level4_comp_csum = -1; \
779 #define PACKET_FREE_EXTDATA(p) do { \
780 if ((p)->ext_pkt) { \
781 if (!((p)->flags & PKT_ZERO_COPY)) { \
782 SCFree((p)->ext_pkt); \
784 (p)->ext_pkt = NULL; \
791 #define PACKET_INITIALIZE(p) \
793 SCMutexInit(&(p)->tunnel_mutex, NULL); \
794 (p)->alerts.alerts = PacketAlertCreate(); \
795 PACKET_RESET_CHECKSUMS((p)); \
796 (p)->livedev = NULL; \
799 #define PACKET_RELEASE_REFS(p) do { \
800 FlowDeReference(&((p)->flow)); \
801 HostDeReference(&((p)->host_src)); \
802 HostDeReference(&((p)->host_dst)); \
808 #define PACKET_REINIT(p) \
810 CLEAR_ADDR(&(p)->src); \
811 CLEAR_ADDR(&(p)->dst); \
815 (p)->recursion_level = 0; \
816 PACKET_FREE_EXTDATA((p)); \
817 (p)->flags = (p)->flags & PKT_ALLOC; \
818 (p)->flowflags = 0; \
820 (p)->vlan_id[0] = 0; \
821 (p)->vlan_id[1] = 0; \
823 (p)->ts.tv_sec = 0; \
824 (p)->ts.tv_usec = 0; \
826 (p)->drop_reason = 0; \
828 if ((p)->pktvar != NULL) { \
829 PktVarFree((p)->pktvar); \
830 (p)->pktvar = NULL; \
833 if ((p)->ip4h != NULL) { \
834 CLEAR_IPV4_PACKET((p)); \
836 if ((p)->ip6h != NULL) { \
837 CLEAR_IPV6_PACKET((p)); \
839 if ((p)->tcph != NULL) { \
840 CLEAR_TCP_PACKET((p)); \
842 if ((p)->udph != NULL) { \
843 CLEAR_UDP_PACKET((p)); \
845 if ((p)->sctph != NULL) { \
846 CLEAR_SCTP_PACKET((p)); \
848 if ((p)->esph != NULL) { \
849 CLEAR_ESP_PACKET((p)); \
851 if ((p)->icmpv4h != NULL) { \
852 CLEAR_ICMPV4_PACKET((p)); \
854 if ((p)->icmpv6h != NULL) { \
855 CLEAR_ICMPV6_PACKET((p)); \
858 (p)->pppoesh = NULL; \
859 (p)->pppoedh = NULL; \
861 (p)->payload = NULL; \
862 (p)->payload_len = 0; \
863 (p)->BypassPacketsFlow = NULL; \
865 (p)->alerts.cnt = 0; \
866 (p)->alerts.discarded = 0; \
867 (p)->alerts.suppressed = 0; \
868 (p)->alerts.drop.action = 0; \
870 (p)->tunnel_rtv_cnt = 0; \
871 (p)->tunnel_tpr_cnt = 0; \
872 (p)->events.cnt = 0; \
873 AppLayerDecoderEventsResetEvents((p)->app_layer_events); \
877 (p)->livedev = NULL; \
878 PACKET_RESET_CHECKSUMS((p)); \
879 PACKET_PROFILING_RESET((p)); \
881 p->nb_decoded_layers = 0; \
884 #define PACKET_RECYCLE(p) do { \
885 PACKET_RELEASE_REFS((p)); \
886 PACKET_REINIT((p)); \
892 #define PACKET_DESTRUCTOR(p) \
894 PACKET_RELEASE_REFS((p)); \
895 if ((p)->pktvar != NULL) { \
896 PktVarFree((p)->pktvar); \
898 PacketAlertFree((p)->alerts.alerts); \
899 PACKET_FREE_EXTDATA((p)); \
900 SCMutexDestroy(&(p)->tunnel_mutex); \
901 AppLayerDecoderEventsFreeEvents(&(p)->app_layer_events); \
902 PACKET_PROFILING_RESET((p)); \
909 #define PACKET_SET_ACTION(p, a) (p)->action = (a)
911 static inline void PacketSetAction(
Packet *p,
const uint8_t a)
920 #define PACKET_ALERT(p) PACKET_SET_ACTION(p, ACTION_ALERT)
922 #define PACKET_ACCEPT(p) PACKET_SET_ACTION(p, ACTION_ACCEPT)
924 #define PACKET_REJECT(p) PACKET_SET_ACTION(p, (ACTION_REJECT|ACTION_DROP))
926 #define PACKET_REJECT_DST(p) PACKET_SET_ACTION(p, (ACTION_REJECT_DST|ACTION_DROP))
928 #define PACKET_REJECT_BOTH(p) PACKET_SET_ACTION(p, (ACTION_REJECT_BOTH|ACTION_DROP))
930 #define PACKET_PASS(p) PACKET_SET_ACTION(p, ACTION_PASS)
932 #define PACKET_TEST_ACTION(p, a) (p)->action &(a)
942 static inline void PacketPass(
Packet *p)
947 static inline uint8_t PacketTestAction(
const Packet *p,
const uint8_t a)
956 #define PACKET_UPDATE_ACTION(p, a) (p)->action |= (a)
957 static inline void PacketUpdateAction(
Packet *p,
const uint8_t a)
966 #define TUNNEL_INCR_PKT_RTV_NOLOCK(p) do { \
967 ((p)->root ? (p)->root->tunnel_rtv_cnt++ : (p)->tunnel_rtv_cnt++); \
970 #define TUNNEL_INCR_PKT_TPR(p) do { \
971 SCMutexLock((p)->root ? &(p)->root->tunnel_mutex : &(p)->tunnel_mutex); \
972 ((p)->root ? (p)->root->tunnel_tpr_cnt++ : (p)->tunnel_tpr_cnt++); \
973 SCMutexUnlock((p)->root ? &(p)->root->tunnel_mutex : &(p)->tunnel_mutex); \
976 #define TUNNEL_PKT_RTV(p) ((p)->root ? (p)->root->tunnel_rtv_cnt : (p)->tunnel_rtv_cnt)
977 #define TUNNEL_PKT_TPR(p) ((p)->root ? (p)->root->tunnel_tpr_cnt : (p)->tunnel_tpr_cnt)
979 #define IS_TUNNEL_PKT(p) (((p)->flags & PKT_TUNNEL))
980 #define SET_TUNNEL_PKT(p) ((p)->flags |= PKT_TUNNEL)
981 #define UNSET_TUNNEL_PKT(p) ((p)->flags &= ~PKT_TUNNEL)
982 #define IS_TUNNEL_ROOT_PKT(p) (IS_TUNNEL_PKT(p) && (p)->root == NULL)
984 #define IS_TUNNEL_PKT_VERDICTED(p) (((p)->flags & PKT_TUNNEL_VERDICTED))
985 #define SET_TUNNEL_PKT_VERDICTED(p) ((p)->flags |= PKT_TUNNEL_VERDICTED)
1057 uint16_t hdrextlen, uint16_t plen,
1058 uint16_t prev_hdrextlen);
1064 const uint8_t *pkt, uint32_t
len);
1069 #define ENGINE_SET_EVENT(p, e) do { \
1070 SCLogDebug("p %p event %d", (p), e); \
1071 if ((p)->events.cnt < PACKET_ENGINE_EVENT_MAX) { \
1072 (p)->events.events[(p)->events.cnt] = e; \
1073 (p)->events.cnt++; \
1077 #define ENGINE_SET_INVALID_EVENT(p, e) do { \
1078 p->flags |= PKT_IS_INVALID; \
1079 ENGINE_SET_EVENT(p, e); \
1084 #define ENGINE_ISSET_EVENT(p, e) ({ \
1087 for (u = 0; u < (p)->events.cnt; u++) { \
1088 if ((p)->events.events[u] == (e)) { \
1096 #ifndef IPPROTO_IPIP
1097 #define IPPROTO_IPIP 4
1104 #ifndef IPPROTO_DCCP
1105 #define IPPROTO_DCCP 33
1112 #ifndef IPPROTO_SCTP
1113 #define IPPROTO_SCTP 132
1117 #define IPPROTO_MH 135
1122 #define IPPROTO_HIP 139
1125 #ifndef IPPROTO_SHIM6
1126 #define IPPROTO_SHIM6 140
1131 #define DLT_EN10MB 1
1135 #define DLT_C_HDLC 104
1153 #define LINKTYPE_NULL DLT_NULL
1154 #define LINKTYPE_ETHERNET DLT_EN10MB
1155 #define LINKTYPE_LINUX_SLL 113
1156 #define LINKTYPE_PPP 9
1157 #define LINKTYPE_RAW DLT_RAW
1160 #define LINKTYPE_RAW2 101
1161 #define LINKTYPE_IPV4 228
1162 #define LINKTYPE_GRE_OVER_IP 778
1163 #define LINKTYPE_CISCO_HDLC DLT_C_HDLC
1164 #define PPP_OVER_GRE 11
1165 #define VLAN_OVER_GRE 13
1170 #define PKT_NOPACKET_INSPECTION BIT_U32(0)
1174 #define PKT_NOPAYLOAD_INSPECTION BIT_U32(2)
1176 #define PKT_ALLOC BIT_U32(3)
1178 #define PKT_HAS_TAG BIT_U32(4)
1180 #define PKT_STREAM_ADD BIT_U32(5)
1182 #define PKT_STREAM_EST BIT_U32(6)
1184 #define PKT_STREAM_EOF BIT_U32(7)
1185 #define PKT_HAS_FLOW BIT_U32(8)
1187 #define PKT_PSEUDO_STREAM_END BIT_U32(9)
1190 #define PKT_STREAM_MODIFIED BIT_U32(10)
1192 #define PKT_MARK_MODIFIED BIT_U32(11)
1195 #define PKT_STREAM_NOPCAPLOG BIT_U32(12)
1197 #define PKT_TUNNEL BIT_U32(13)
1198 #define PKT_TUNNEL_VERDICTED BIT_U32(14)
1201 #define PKT_IGNORE_CHECKSUM BIT_U32(15)
1203 #define PKT_ZERO_COPY BIT_U32(16)
1205 #define PKT_HOST_SRC_LOOKED_UP BIT_U32(17)
1206 #define PKT_HOST_DST_LOOKED_UP BIT_U32(18)
1209 #define PKT_IS_FRAGMENT BIT_U32(19)
1210 #define PKT_IS_INVALID BIT_U32(20)
1211 #define PKT_PROFILE BIT_U32(21)
1215 #define PKT_WANTS_FLOW BIT_U32(22)
1218 #define PKT_PROTO_DETECT_TS_DONE BIT_U32(23)
1219 #define PKT_PROTO_DETECT_TC_DONE BIT_U32(24)
1221 #define PKT_REBUILT_FRAGMENT \
1224 #define PKT_DETECT_HAS_STREAMDATA \
1227 #define PKT_PSEUDO_DETECTLOG_FLUSH BIT_U32(27)
1231 #define PKT_STREAM_NO_EVENTS BIT_U32(28)
1234 #define PKT_FIRST_ALERTS BIT_U32(29)
1235 #define PKT_FIRST_TAG BIT_U32(30)
1238 #define PKT_IS_PSEUDOPKT(p) \
1239 ((p)->flags & (PKT_PSEUDO_STREAM_END|PKT_PSEUDO_DETECTLOG_FLUSH))
1241 #define PKT_SET_SRC(p, src_val) ((p)->pkt_src = src_val)
1243 #define PKT_DEFAULT_MAX_DECODED_LAYERS 16
1246 static inline bool PacketIncreaseCheckLayers(
Packet *p)
1260 static inline void DecodeSetNoPayloadInspectionFlag(
Packet *p)
1269 static inline void DecodeSetNoPacketInspectionFlag(
Packet *p)
1284 static inline bool VerdictTunnelPacket(
Packet *p)
1286 bool verdict =
true;
1290 SCLogDebug(
"tunnel: outstanding %u", outstanding);
1307 const int datalink,
Packet *p,
const uint8_t *data,
const uint32_t
len)
1332 "%"PRId32
" not yet supported", datalink);
1340 const uint16_t
proto,
Packet *p,
const uint8_t *data,
const uint32_t
len)
1344 uint16_t ip_len = (
len < USHRT_MAX) ? (uint16_t)
len : (uint16_t)USHRT_MAX;
1349 uint16_t ip_len = (
len < USHRT_MAX) ? (uint16_t)
len : (uint16_t)USHRT_MAX;
struct CaptureStats_ CaptureStats
#define ENGINE_SET_EVENT(p, e)
uint16_t counter_flow_get_used_eval_busy
@ PKT_DROP_REASON_DEFRAG_MEMCAP
@ PKT_DROP_REASON_DEFRAG_ERROR
uint16_t counter_defrag_ipv4_reassembled
thread_local uint64_t spin_lock_cnt
@ PKT_DROP_REASON_RULES_THRESHOLD
int DecodeIPV6(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint16_t)
int DecodeERSPAN(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
ERSPAN Type II.
int DecodeGeneve(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
uint16_t counter_flow_udp
struct Packet_::@33::@42 icmp_s
uint16_t counter_ips_blocked
#define PACKET_SET_ACTION(p, a)
const struct Signature_ * s
uint16_t counter_flow_active
void PacketFreeOrRelease(Packet *p)
Return a packet to where it was allocated.
uint16_t counter_flow_icmp4
@ VLAN_HEADER_TOO_MANY_LAYERS
uint16_t counter_max_pkt_size
int PacketCopyData(Packet *p, const uint8_t *pktdata, uint32_t pktlen)
Copy data to Packet payload and set packet length.
void PacketBypassCallback(Packet *p)
int DecodeSCTP(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint16_t)
uint16_t counter_avg_pkt_size
uint16_t address_un_data16[8]
PktProfilingPrefilterEngine * engines
int DecodePPP(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
struct in6_addr address_un_in6
@ PKT_DROP_REASON_STREAM_MEMCAP
@ PKT_DROP_REASON_FLOW_MEMCAP
const char * PacketDropReasonToString(enum PacketDropReason r)
uint8_t events[PACKET_ENGINE_EVENT_MAX]
@ DECODE_TUNNEL_IPV6_TEREDO
int DecodeEthernet(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
thread_local uint64_t rwr_lock_cnt
void AddressDebugPrint(Address *)
Debug print function for printing addresses.
uint16_t counter_flow_spare_sync_avg
Packet * PacketDefragPktSetup(Packet *parent, const uint8_t *pkt, uint32_t len, uint8_t proto)
Setup a pseudo packet (reassembled frags)
simple fifo queue for packets with mutex and cond Calling the mutex or triggering the cond is respons...
#define ETHERNET_TYPE_IPV6
@ PKT_SRC_CAPTURE_TIMEOUT
int DecodeUDP(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint16_t)
PacketAlert * PacketAlertCreate(void)
Initialize PacketAlerts with dynamic alerts array size.
struct PktProfilingDetectData_ PktProfilingDetectData
uint16_t counter_flow_get_used_eval
union Packet_::@41 l4vars
int(* DecoderFunc)(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p, const uint8_t *pkt, uint32_t len)
#define IS_TUNNEL_ROOT_PKT(p)
@ CHECKSUM_VALIDATION_RXONLY
#define LINKTYPE_LINUX_SLL
struct PktProfilingTmmData_ PktProfilingTmmData
Per TMM stats storage.
int PacketCopyDataOffset(Packet *p, uint32_t offset, const uint8_t *data, uint32_t datalen)
Copy data to Packet payload at given offset.
int DecodeVXLAN(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
void AppLayerDecoderEventsResetEvents(AppLayerDecoderEvents *events)
PPPOESessionHdr * pppoesh
struct DecodeThreadVars_ DecodeThreadVars
Structure to hold thread specific data for all decode modules.
int DecodeVNTag(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
union Address_::@32 address
@ CHECKSUM_VALIDATION_DISABLE
uint16_t counter_flow_tcp
@ CHECKSUM_VALIDATION_KERNEL
void PacketDecodeFinalize(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p)
Finalize decoding of a packet.
uint32_t address_un_data32[4]
#define PKT_NOPAYLOAD_INSPECTION
void PacketAlertGetMaxConfig(void)
int DecodeICMPV6(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Decode ICMPV6 packets and fill the Packet with the decoded info.
uint8_t decoder_max_layers
uint16_t counter_tcp_active_sessions
struct PacketAlert_ PacketAlert
struct PktProfilingLoggerData_ PktProfilingLoggerData
struct PktProfilingPrefilterEngine_ PktProfilingPrefilterEngine
int(* BypassPacketsFlow)(struct Packet_ *)
uint16_t counter_max_mac_addrs_src
PktProfilingAppData app[ALPROTO_MAX]
void DecodeUnregisterCounters(void)
thread_local uint64_t rww_lock_contention
uint16_t counter_flow_get_used
Data structure to store app layer decoder events.
AppLayerDecoderEvents * app_layer_events
PacketEngineEvents events
void PacketAlertFree(PacketAlert *pa)
#define ETHERNET_TYPE_8021QINQ
uint16_t counter_flow_spare_sync_empty
uint16_t counter_flow_tcp_reuse
int DecodeRaw(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
thread_local uint64_t rwr_lock_contention
uint16_t counter_flow_total
thread_local uint64_t spin_lock_wait_ticks
@ CHECKSUM_VALIDATION_ENABLE
void DecodeRegisterPerfCounters(DecodeThreadVars *, ThreadVars *)
uint16_t counter_flow_spare_sync
@ CHECKSUM_VALIDATION_AUTO
uint16_t counter_ipv6inipv6
#define TUNNEL_PKT_TPR(p)
uint16_t counter_flow_get_used_failed
uint16_t counter_ips_rejected
#define ETHERNET_TYPE_8021AD
@ PKT_DROP_REASON_APPLAYER_ERROR
#define SCMutexUnlock(mut)
void PacketSwap(Packet *p)
switch direction of a packet
int DecodeMPLS(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
This is for the app layer in general and it contains per thread context relevant to both the alpd and...
@ PKT_DROP_REASON_NOT_SET
struct PktProfilingAppData_ PktProfilingAppData
#define IS_TUNNEL_PKT_VERDICTED(p)
void CaptureStatsSetup(ThreadVars *tv, CaptureStats *s)
int DecodeTEMPLATE(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Function to decode TEMPLATE packets.
int DecodeVLAN(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
int DecodeESP(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint16_t)
Function to decode IPSEC-ESP packets.
thread_local uint64_t rww_lock_cnt
int DecodeNSH(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Function to decode NSH packets.
Per thread variable structure.
thread_local uint64_t mutex_lock_contention
thread_local uint64_t spin_lock_contention
PktProfilingLoggerData logger[LOGGER_SIZE]
void PacketFree(Packet *p)
Return a malloced packet.
const char * PktSrcToString(enum PktSrcEnum pkt_src)
uint16_t counter_vlan_qinq
get the highest proto/next header field we know
#define LINKTYPE_GRE_OVER_IP
int DecodeSll(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
uint16_t counter_defrag_ipv6_timeouts
int PacketCallocExtPkt(Packet *p, int datalen)
void AppLayerDecoderEventsFreeEvents(AppLayerDecoderEvents **events)
#define ETHERNET_TYPE_MPLS_UNICAST
@ PKT_SRC_STREAM_TCP_DETECTLOG_FLUSH
#define ETHERNET_TYPE_PPPOE_DISC
uint16_t counter_ips_accepted
@ GENERIC_TOO_MANY_LAYERS
AppLayerThreadCtx * app_tctx
uint16_t counter_defrag_ipv4_timeouts
uint8_t address_un_data8[16]
@ PKT_DROP_REASON_STREAM_ERROR
struct LiveDevice_ * livedev
#define ETHERNET_TYPE_VNTAG
uint16_t counter_ieee8021ah
thread_local uint64_t rww_lock_wait_ticks
int DecodeTCP(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint16_t)
uint16_t counter_ipv4inipv6
#define ETHERNET_TYPE_NSH
#define ETHERNET_TYPE_DCE
thread_local uint64_t rwr_lock_wait_ticks
int DecodeNull(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
int DecodeIPV4(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint16_t)
struct PktProfilingPrefilterData_ PktProfilingPrefilterData
uint32_t default_packet_size
#define PACKET_UPDATE_ACTION(p, a)
uint8_t nb_decoded_layers
PktProfilingDetectData detect[PROF_DETECT_SIZE]
void(* ReleasePacket)(struct Packet_ *)
int DecodeGRE(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Function to decode GRE packets.
struct PktProfiling_ PktProfiling
Per pkt stats storage.
void DecodeThreadVarsFree(ThreadVars *, DecodeThreadVars *)
uint16_t counter_flow_spare_sync_incomplete
@ PKT_DROP_REASON_APPLAYER_MEMCAP
void DecodeGlobalConfig(void)
void DecodeIPV6FragHeader(Packet *p, const uint8_t *pkt, uint16_t hdrextlen, uint16_t plen, uint16_t prev_hdrextlen)
#define ETHERNET_TYPE_8021AH
uint16_t counter_flow_icmp6
@ PROFILE_FLOWWORKER_SIZE
uint16_t counter_ips_replaced
#define ETHERNET_DCE_HEADER_LEN
struct PacketAlerts_ PacketAlerts
int DecodeICMPV4(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Main ICMPv4 decoding function.
#define SCLogError(err_code,...)
Macro used to log ERROR messages.
uint16_t counter_defrag_ipv6_reassembled
void PacketUpdateEngineEventCounters(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p)
void CaptureStatsUpdate(ThreadVars *tv, CaptureStats *s, const Packet *p)
Packet * PacketGetFromAlloc(void)
Get a malloced packet.
#define TUNNEL_PKT_RTV(p)
thread_local uint64_t mutex_lock_wait_ticks
struct Packet_::@35::@43 icmp_d
@ PKT_SRC_DETECT_RELOAD_FLUSH
struct PktProfilingData_ PktProfilingData
#define ETHERNET_TYPE_PPPOE_SESS
Structure to hold thread specific data for all decode modules.
#define PACKET_ENGINE_EVENT_MAX
PktProfilingTmmData tmm[TMM_SIZE]
void * output_flow_thread_data
#define ETHERNET_TYPE_ARP
uint16_t counter_max_mac_addrs_dst
PPPOEDiscoveryHdr * pppoedh
DecodeThreadVars * DecodeThreadVarsAlloc(ThreadVars *)
Alloc and setup DecodeThreadVars.
uint16_t counter_defrag_max_hit
int PacketSetData(Packet *p, const uint8_t *pktdata, uint32_t pktlen)
Set data for Packet and set length when zero copy is used.
@ SC_ERR_DATALINK_UNIMPLEMENTED
#define LINKTYPE_CISCO_HDLC
#define ENGINE_SET_INVALID_EVENT(p, e)
uint16_t counter_flow_memcap
#define ETHERNET_TYPE_VLAN
uint16_t counter_defrag_ipv6_fragments
#define PKT_NOPACKET_INSPECTION
per packet AF_PACKET vars
struct PacketEngineEvents_ PacketEngineEvents
uint16_t packet_alert_max
int DecodeIEEE8021ah(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
void PacketDefragPktSetupParent(Packet *parent)
inform defrag "parent" that a pseudo packet is now associated to it.
uint8_t plugin_v[PLUGIN_VAR_SIZE]
Packet * PacketTunnelPktSetup(ThreadVars *tv, DecodeThreadVars *dtv, Packet *parent, const uint8_t *pkt, uint32_t len, enum DecodeTunnelProto proto)
Setup a pseudo packet (tunnel)
PktProfilingData flowworker[PROFILE_FLOWWORKER_SIZE]
thread_local uint64_t mutex_lock_cnt
uint16_t counter_flow_get_used_eval_reject
int DecodePPPOESession(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Main decoding function for PPPOE Session packets.
#define ETHERNET_TYPE_MPLS_MULTICAST
Packet * PacketGetFromQueueOrAlloc(void)
Get a packet. We try to get a packet from the packetpool first, but if that is empty we alloc a packe...
@ PKT_DROP_REASON_FLOW_DROP
int DecodeERSPANTypeI(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
ERSPAN Type I.
int DecodeCHDLC(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
void DecodeUpdatePacketCounters(ThreadVars *tv, const DecodeThreadVars *dtv, const Packet *p)
uint16_t counter_engine_events[DECODE_EVENT_MAX]
#define LINKTYPE_ETHERNET
#define PACKET_TEST_ACTION(p, a)
@ PKT_DROP_REASON_DECODE_ERROR
uint16_t counter_defrag_ipv4_fragments
int DecodePPPOEDiscovery(ThreadVars *, DecodeThreadVars *, Packet *, const uint8_t *, uint32_t)
Main decoding function for PPPOE Discovery packets.