suricata
alert-debuglog.c
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1 /* Copyright (C) 2007-2014 Open Information Security Foundation
2  *
3  * You can copy, redistribute or modify this Program under the terms of
4  * the GNU General Public License version 2 as published by the Free
5  * Software Foundation.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * version 2 along with this program; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
15  * 02110-1301, USA.
16  */
17 
18 /**
19  * \file
20  *
21  * \author Victor Julien <victor@inliniac.net>
22  */
23 
24 #include "suricata-common.h"
25 #include "suricata.h"
26 
27 #include "detect.h"
28 #include "flow.h"
29 #include "conf.h"
30 #include "stream.h"
31 #include "app-layer-protos.h"
32 
33 #include "threads.h"
34 #include "threadvars.h"
35 #include "tm-threads.h"
36 
37 #include "util-print.h"
38 
39 #include "pkt-var.h"
40 
41 #include "util-unittest.h"
42 
43 #include "util-debug.h"
44 #include "util-validate.h"
45 #include "util-buffer.h"
46 
47 #include "output.h"
48 #include "alert-debuglog.h"
49 #include "util-privs.h"
50 #include "flow-var.h"
51 #include "flow-bit.h"
52 #include "util-var-name.h"
53 #include "util-optimize.h"
54 #include "util-logopenfile.h"
55 #include "util-time.h"
56 
57 #include "stream-tcp-reassemble.h"
58 
59 #define DEFAULT_LOG_FILENAME "alert-debug.log"
60 
61 #define MODULE_NAME "AlertDebugLog"
62 
63 typedef struct AlertDebugLogThread_ {
65  /** LogFileCtx has the pointer to the file and a mutex to allow multithreading */
68 
69 /**
70  * \brief Function to log the FlowVars into alert-debug.log
71  *
72  * \param aft Pointer to AlertDebugLog Thread
73  * \param p Pointer to the packet
74  *
75  */
76 static void AlertDebugLogFlowVars(AlertDebugLogThread *aft, const Packet *p)
77 {
78  const GenericVar *gv = p->flow->flowvar;
79  uint16_t i;
80  while (gv != NULL) {
81  if (gv->type == DETECT_FLOWBITS) {
82  FlowBit *fb = (FlowBit *)gv;
83  const char *fbname = VarNameStoreLookupById(fb->idx, VAR_TYPE_FLOW_BIT);
84  if (fbname) {
85  MemBufferWriteString(aft->buffer, "FLOWBIT: %s\n",
86  fbname);
87  }
88  } else if (gv->type == DETECT_FLOWVAR || gv->type == DETECT_FLOWINT) {
89  FlowVar *fv = (FlowVar *) gv;
90 
91  if (fv->datatype == FLOWVAR_TYPE_STR) {
92  const char *fvname = VarNameStoreLookupById(fv->idx,
94  MemBufferWriteString(aft->buffer, "FLOWVAR: \"%s\" => \"",
95  fvname);
96  for (i = 0; i < fv->data.fv_str.value_len; i++) {
97  if (isprint(fv->data.fv_str.value[i])) {
98  MemBufferWriteString(aft->buffer, "%c",
99  fv->data.fv_str.value[i]);
100  } else {
101  MemBufferWriteString(aft->buffer, "\\%02X",
102  fv->data.fv_str.value[i]);
103  }
104  }
105  MemBufferWriteString(aft->buffer, "\"\n");
106  } else if (fv->datatype == FLOWVAR_TYPE_INT) {
107  const char *fvname = VarNameStoreLookupById(fv->idx,
109  MemBufferWriteString(aft->buffer, "FLOWINT: \"%s\" =>"
110  " %"PRIu32"\n", fvname, fv->data.fv_int.value);
111  }
112  }
113  gv = gv->next;
114  }
115 }
116 
117 /**
118  * \brief Function to log the PktVars into alert-debug.log
119  *
120  * \param aft Pointer to AlertDebugLog Thread
121  * \param p Pointer to the packet
122  *
123  */
124 static void AlertDebugLogPktVars(AlertDebugLogThread *aft, const Packet *p)
125 {
126  const PktVar *pv = p->pktvar;
127 
128  while (pv != NULL) {
129  const char *varname = VarNameStoreLookupById(pv->id, VAR_TYPE_PKT_VAR);
130  MemBufferWriteString(aft->buffer, "PKTVAR: %s\n", varname);
132  pv->value, pv->value_len);
133  pv = pv->next;
134  }
135 }
136 
137 /** \todo doc
138  * assume we have aft lock */
139 static int AlertDebugPrintStreamSegmentCallback(
140  const Packet *p, TcpSegment *seg, void *data, const uint8_t *buf, uint32_t buflen)
141 {
143 
144  MemBufferWriteString(aft->buffer, "STREAM DATA LEN: %"PRIu32"\n", buflen);
145  MemBufferWriteString(aft->buffer, "STREAM DATA:\n");
146 
148  buf, buflen);
149 
150  return 1;
151 }
152 
153 static TmEcode AlertDebugLogger(ThreadVars *tv, const Packet *p, void *thread_data)
154 {
155  AlertDebugLogThread *aft = (AlertDebugLogThread *)thread_data;
156  int i;
157  char timebuf[64];
158  const char *pkt_src_str = NULL;
159 
160  if (p->alerts.cnt == 0)
161  return TM_ECODE_OK;
162 
163  MemBufferReset(aft->buffer);
164 
165  CreateTimeString(p->ts, timebuf, sizeof(timebuf));
166 
167  MemBufferWriteString(aft->buffer, "+================\n"
168  "TIME: %s\n", timebuf);
169  if (p->pcap_cnt > 0) {
170  MemBufferWriteString(aft->buffer, "PCAP PKT NUM: %"PRIu64"\n", p->pcap_cnt);
171  }
172  pkt_src_str = PktSrcToString(p->pkt_src);
173  MemBufferWriteString(aft->buffer, "PKT SRC: %s\n", pkt_src_str);
174 
175  char srcip[46], dstip[46];
176  if (PacketIsIPv4(p)) {
177  PrintInet(AF_INET, (const void *)GET_IPV4_SRC_ADDR_PTR(p), srcip, sizeof(srcip));
178  PrintInet(AF_INET, (const void *)GET_IPV4_DST_ADDR_PTR(p), dstip, sizeof(dstip));
179  } else {
180  DEBUG_VALIDATE_BUG_ON(!(PacketIsIPv6(p)));
181  PrintInet(AF_INET6, (const void *)GET_IPV6_SRC_ADDR(p), srcip, sizeof(srcip));
182  PrintInet(AF_INET6, (const void *)GET_IPV6_DST_ADDR(p), dstip, sizeof(dstip));
183  }
184 
185  MemBufferWriteString(aft->buffer, "SRC IP: %s\n"
186  "DST IP: %s\n"
187  "PROTO: %" PRIu32 "\n",
188  srcip, dstip, p->proto);
189  if (PacketIsTCP(p) || PacketIsUDP(p)) {
190  MemBufferWriteString(aft->buffer, "SRC PORT: %" PRIu32 "\n"
191  "DST PORT: %" PRIu32 "\n",
192  p->sp, p->dp);
193  if (PacketIsTCP(p)) {
194  const TCPHdr *tcph = PacketGetTCP(p);
196  "TCP SEQ: %" PRIu32 "\n"
197  "TCP ACK: %" PRIu32 "\n",
198  TCP_GET_RAW_SEQ(tcph), TCP_GET_RAW_ACK(tcph));
199  }
200  }
201 
202  /* flow stuff */
203  MemBufferWriteString(aft->buffer, "FLOW: to_server: %s, "
204  "to_client: %s\n",
205  p->flowflags & FLOW_PKT_TOSERVER ? "TRUE" : "FALSE",
206  p->flowflags & FLOW_PKT_TOCLIENT ? "TRUE" : "FALSE");
207 
208  if (p->flow != NULL) {
209  int applayer = 0;
210  applayer = StreamTcpAppLayerIsDisabled(p->flow);
211  CreateTimeString(p->flow->startts, timebuf, sizeof(timebuf));
212  MemBufferWriteString(aft->buffer, "FLOW Start TS: %s\n", timebuf);
213  MemBufferWriteString(aft->buffer, "FLOW PKTS TODST: %"PRIu32"\n"
214  "FLOW PKTS TOSRC: %"PRIu32"\n"
215  "FLOW Total Bytes: %"PRIu64"\n",
216  p->flow->todstpktcnt, p->flow->tosrcpktcnt,
217  p->flow->todstbytecnt + p->flow->tosrcbytecnt);
219  "FLOW IPONLY SET: TOSERVER: %s, TOCLIENT: %s\n"
220  "FLOW ACTION: DROP: %s\n"
221  "FLOW NOINSPECTION: PACKET: %s, PAYLOAD: %s, APP_LAYER: %s\n"
222  "FLOW APP_LAYER: DETECTED: %s, PROTO %"PRIu16"\n",
223  p->flow->flags & FLOW_TOSERVER_IPONLY_SET ? "TRUE" : "FALSE",
224  p->flow->flags & FLOW_TOCLIENT_IPONLY_SET ? "TRUE" : "FALSE",
225  p->flow->flags & FLOW_ACTION_DROP ? "TRUE" : "FALSE",
226  p->flow->flags & FLOW_NOPACKET_INSPECTION ? "TRUE" : "FALSE",
227  p->flow->flags & FLOW_NOPAYLOAD_INSPECTION ? "TRUE" : "FALSE",
228  applayer ? "TRUE" : "FALSE",
229  (p->flow->alproto != ALPROTO_UNKNOWN) ? "TRUE" : "FALSE", p->flow->alproto);
230  AlertDebugLogFlowVars(aft, p);
231  }
232 
233  AlertDebugLogPktVars(aft, p);
234 
235 /* any stuff */
236 /* Sig details? */
237 
239  "PACKET LEN: %" PRIu32 "\n"
240  "PACKET:\n",
241  GET_PKT_LEN(p));
243  GET_PKT_DATA(p), GET_PKT_LEN(p));
244 
245  MemBufferWriteString(aft->buffer, "ALERT CNT: %" PRIu32 "\n",
246  p->alerts.cnt);
247 
248  for (i = 0; i < p->alerts.cnt; i++) {
249  const PacketAlert *pa = &p->alerts.alerts[i];
250  if (unlikely(pa->s == NULL)) {
251  continue;
252  }
253 
255  "ALERT MSG [%02d]: %s\n"
256  "ALERT GID [%02d]: %" PRIu32 "\n"
257  "ALERT SID [%02d]: %" PRIu32 "\n"
258  "ALERT REV [%02d]: %" PRIu32 "\n"
259  "ALERT CLASS [%02d]: %s\n"
260  "ALERT PRIO [%02d]: %" PRIu32 "\n"
261  "ALERT FOUND IN [%02d]: %s\n",
262  i, pa->s->msg,
263  i, pa->s->gid,
264  i, pa->s->id,
265  i, pa->s->rev,
266  i, pa->s->class_msg ? pa->s->class_msg : "<none>",
267  i, pa->s->prio,
268  i,
269  pa->flags & PACKET_ALERT_FLAG_STREAM_MATCH ? "STREAM" :
270  (pa->flags & PACKET_ALERT_FLAG_STATE_MATCH ? "STATE" : "PACKET"));
271  if (pa->flags & PACKET_ALERT_FLAG_TX) {
273  "ALERT IN TX [%02d]: %"PRIu64"\n", i, pa->tx_id);
274  } else {
276  "ALERT IN TX [%02d]: N/A\n", i);
277  }
278  if (p->payload_len > 0) {
280  "PAYLOAD LEN: %" PRIu32 "\n"
281  "PAYLOAD:\n",
282  p->payload_len);
284  p->payload, p->payload_len);
285  }
286  if ((pa->flags & PACKET_ALERT_FLAG_STATE_MATCH) ||
288  /* This is an app layer or stream alert */
289  int ret;
290  uint8_t flag;
291  if (!(PacketIsTCP(p)) || p->flow == NULL || p->flow->protoctx == NULL) {
292  return TM_ECODE_OK;
293  }
294  /* IDS mode reverse the data */
295  /** \todo improve the order selection policy */
296  if (p->flowflags & FLOW_PKT_TOSERVER) {
297  flag = STREAM_DUMP_TOCLIENT;
298  } else {
299  flag = STREAM_DUMP_TOSERVER;
300  }
301  ret = StreamSegmentForEach((const Packet *)p, flag,
302  AlertDebugPrintStreamSegmentCallback,
303  (void *)aft);
304  if (ret < 0) {
305  return TM_ECODE_FAILED;
306  }
307  }
308  }
309 
310  aft->file_ctx->Write((const char *)MEMBUFFER_BUFFER(aft->buffer),
311  MEMBUFFER_OFFSET(aft->buffer), aft->file_ctx);
312 
313  return TM_ECODE_OK;
314 }
315 
316 static TmEcode AlertDebugLogDecoderEvent(ThreadVars *tv, const Packet *p, void *thread_data)
317 {
318  AlertDebugLogThread *aft = (AlertDebugLogThread *)thread_data;
319  int i;
320  char timebuf[64];
321  const char *pkt_src_str = NULL;
322 
323  if (p->alerts.cnt == 0)
324  return TM_ECODE_OK;
325 
326  MemBufferReset(aft->buffer);
327 
328  CreateTimeString(p->ts, timebuf, sizeof(timebuf));
329 
331  "+================\n"
332  "TIME: %s\n", timebuf);
333  if (p->pcap_cnt > 0) {
335  "PCAP PKT NUM: %"PRIu64"\n", p->pcap_cnt);
336  }
337  pkt_src_str = PktSrcToString(p->pkt_src);
338  MemBufferWriteString(aft->buffer, "PKT SRC: %s\n", pkt_src_str);
340  "ALERT CNT: %" PRIu32 "\n", p->alerts.cnt);
341 
342  for (i = 0; i < p->alerts.cnt; i++) {
343  const PacketAlert *pa = &p->alerts.alerts[i];
344  if (unlikely(pa->s == NULL)) {
345  continue;
346  }
347 
349  "ALERT MSG [%02d]: %s\n"
350  "ALERT GID [%02d]: %" PRIu32 "\n"
351  "ALERT SID [%02d]: %" PRIu32 "\n"
352  "ALERT REV [%02d]: %" PRIu32 "\n"
353  "ALERT CLASS [%02d]: %s\n"
354  "ALERT PRIO [%02d]: %" PRIu32 "\n",
355  i, pa->s->msg,
356  i, pa->s->gid,
357  i, pa->s->id,
358  i, pa->s->rev,
359  i, pa->s->class_msg,
360  i, pa->s->prio);
361  }
362 
364  "PACKET LEN: %" PRIu32 "\n"
365  "PACKET:\n",
366  GET_PKT_LEN(p));
368  GET_PKT_DATA(p), GET_PKT_LEN(p));
369 
370  aft->file_ctx->Write((const char *)MEMBUFFER_BUFFER(aft->buffer),
371  MEMBUFFER_OFFSET(aft->buffer), aft->file_ctx);
372 
373  return TM_ECODE_OK;
374 }
375 
376 static TmEcode AlertDebugLogThreadInit(ThreadVars *t, const void *initdata, void **data)
377 {
379  if (unlikely(aft == NULL))
380  return TM_ECODE_FAILED;
381 
382  if(initdata == NULL)
383  {
384  SCLogDebug("Error getting context for AlertDebugLog. \"initdata\" argument NULL");
385  SCFree(aft);
386  return TM_ECODE_FAILED;
387  }
388  /** Use the Output Context (file pointer and mutex) */
389  aft->file_ctx = ((OutputCtx *)initdata)->data;
390 
391  /* 1 mb seems sufficient enough */
392  aft->buffer = MemBufferCreateNew(1 * 1024 * 1024);
393  if (aft->buffer == NULL) {
394  SCFree(aft);
395  return TM_ECODE_FAILED;
396  }
397 
398  *data = (void *)aft;
399  return TM_ECODE_OK;
400 }
401 
402 static TmEcode AlertDebugLogThreadDeinit(ThreadVars *t, void *data)
403 {
405  if (aft == NULL) {
406  return TM_ECODE_OK;
407  }
408 
409  MemBufferFree(aft->buffer);
410  /* clear memory */
411  memset(aft, 0, sizeof(AlertDebugLogThread));
412 
413  SCFree(aft);
414  return TM_ECODE_OK;
415 }
416 
417 static void AlertDebugLogDeInitCtx(OutputCtx *output_ctx)
418 {
419  if (output_ctx != NULL) {
420  LogFileCtx *logfile_ctx = (LogFileCtx *)output_ctx->data;
421  if (logfile_ctx != NULL) {
422  LogFileFreeCtx(logfile_ctx);
423  }
424  SCFree(output_ctx);
425  }
426 }
427 
428 /**
429  * \brief Create a new LogFileCtx for alert debug logging.
430  *
431  * \param ConfNode containing configuration for this logger.
432  *
433  * \return output_ctx if succesful, NULL otherwise
434  */
435 static OutputInitResult AlertDebugLogInitCtx(ConfNode *conf)
436 {
437  OutputInitResult result = { NULL, false };
438  LogFileCtx *file_ctx = NULL;
439 
440  file_ctx = LogFileNewCtx();
441  if (file_ctx == NULL) {
442  SCLogDebug("couldn't create new file_ctx");
443  goto error;
444  }
445 
446  if (SCConfLogOpenGeneric(conf, file_ctx, DEFAULT_LOG_FILENAME, 1) < 0) {
447  goto error;
448  }
449 
450  OutputCtx *output_ctx = SCCalloc(1, sizeof(OutputCtx));
451  if (unlikely(output_ctx == NULL))
452  goto error;
453 
454  output_ctx->data = file_ctx;
455  output_ctx->DeInit = AlertDebugLogDeInitCtx;
456 
457  SCLogDebug("Alert debug log output initialized");
458  result.ctx = output_ctx;
459  result.ok = true;
460  return result;
461 
462 error:
463  if (file_ctx != NULL) {
464  LogFileFreeCtx(file_ctx);
465  }
466 
467  return result;
468 }
469 
470 static bool AlertDebugLogCondition(ThreadVars *tv, void *thread_data, const Packet *p)
471 {
472  return (p->alerts.cnt > 0);
473 }
474 
475 static int AlertDebugLogLogger(ThreadVars *tv, void *thread_data, const Packet *p)
476 {
477  if (PacketIsIPv4(p) || PacketIsIPv6(p)) {
478  return AlertDebugLogger(tv, p, thread_data);
479  } else if (p->events.cnt > 0) {
480  return AlertDebugLogDecoderEvent(tv, p, thread_data);
481  }
482  return TM_ECODE_OK;
483 }
484 
486 {
488  AlertDebugLogInitCtx, AlertDebugLogLogger, AlertDebugLogCondition,
489  AlertDebugLogThreadInit, AlertDebugLogThreadDeinit, NULL);
490 }
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#define TCP_GET_RAW_SEQ(tcph)
Definition: decode-tcp.h:80
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Definition: util-var.h:49
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Definition: decode.h:262
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Definition: alert-debuglog.c:66
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Definition: util-debug.h:269
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union FlowVar_::@110 data
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Definition: flow-var.h:34
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@ TM_ECODE_FAILED
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Definition: flow.h:445
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Definition: decode.h:253
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Definition: tm-modules.h:85
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open a generic output "log file", which may be a regular file or a socket
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Definition: output.h:47
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@ DETECT_FLOWVAR
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Definition: decode.h:214
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Definition: threadvars.h:57
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Definition: util-print.c:241
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Definition: decode.h:498
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Definition: decode.c:823
util-time.h
OutputInitResult_::ok
bool ok
Definition: output.h:48
Flow_::todstbytecnt
uint64_t todstbytecnt
Definition: flow.h:498
stream.h
TcpSegment
Definition: stream-tcp-private.h:72
Packet_
Definition: decode.h:491
GET_PKT_LEN
#define GET_PKT_LEN(p)
Definition: decode.h:213
conf.h
FLOW_TOSERVER_IPONLY_SET
#define FLOW_TOSERVER_IPONLY_SET
Definition: flow.h:57
TmEcode
TmEcode
Definition: tm-threads-common.h:83
MemBuffer_
Definition: util-buffer.h:27
FLOW_PKT_TOCLIENT
#define FLOW_PKT_TOCLIENT
Definition: flow.h:228
DEFAULT_LOG_FILENAME
#define DEFAULT_LOG_FILENAME
Definition: alert-debuglog.c:59
FlowVarTypeInt_::value
uint32_t value
Definition: flow-var.h:44
Flow_::flowvar
GenericVar * flowvar
Definition: flow.h:490
Signature_::class_msg
char * class_msg
Definition: detect.h:657
PacketAlert_::flags
uint8_t flags
Definition: decode.h:251
OutputInitResult_
Definition: output.h:46
FlowVarTypeStr::value
uint8_t * value
Definition: flow-var.h:38
Packet_::flow
struct Flow_ * flow
Definition: decode.h:530
VAR_TYPE_FLOW_BIT
@ VAR_TYPE_FLOW_BIT
Definition: util-var.h:35
GET_IPV4_SRC_ADDR_PTR
#define GET_IPV4_SRC_ADDR_PTR(p)
Definition: decode.h:203
FLOW_TOCLIENT_IPONLY_SET
#define FLOW_TOCLIENT_IPONLY_SET
Definition: flow.h:59
suricata-common.h
OutputCtx_::DeInit
void(* DeInit)(struct OutputCtx_ *)
Definition: tm-modules.h:91
VarNameStoreLookupById
const char * VarNameStoreLookupById(const uint32_t id, const enum VarTypes type)
find name for id+type at packet time.
Definition: util-var-name.c:305
GenericVar_
Definition: util-var.h:48
MemBufferFree
void MemBufferFree(MemBuffer *buffer)
Definition: util-buffer.c:81
Signature_::rev
uint32_t rev
Definition: detect.h:633
LogFileFreeCtx
int LogFileFreeCtx(LogFileCtx *lf_ctx)
LogFileFreeCtx() Destroy a LogFileCtx (Close the file and free memory)
Definition: util-logopenfile.c:868
LOGGER_ALERT_DEBUG
@ LOGGER_ALERT_DEBUG
Definition: suricata-common.h:476
FlowBit_::idx
uint32_t idx
Definition: flow-bit.h:33
AlertDebugLogThread_::file_ctx
LogFileCtx * file_ctx
Definition: alert-debuglog.c:64
DETECT_FLOWBITS
@ DETECT_FLOWBITS
Definition: detect-engine-register.h:90
tv
ThreadVars * tv
Definition: fuzz_decodepcapfile.c:32
Signature_::prio
int prio
Definition: detect.h:634
util-optimize.h
OutputRegisterPacketModule
void OutputRegisterPacketModule(LoggerId id, const char *name, const char *conf_name, OutputInitFunc InitFunc, PacketLogger PacketLogFunc, PacketLogCondition PacketConditionFunc, ThreadInitFunc ThreadInit, ThreadDeinitFunc ThreadDeinit, ThreadExitPrintStatsFunc ThreadExitPrintStats)
Register a packet output module.
Definition: output.c:170
threadvars.h
util-validate.h
FlowBit_
Definition: flow-bit.h:30
GET_IPV6_SRC_ADDR
#define GET_IPV6_SRC_ADDR(p)
Definition: decode.h:208
SCFree
#define SCFree(p)
Definition: util-mem.h:61
Packet_::pkt_src
uint8_t pkt_src
Definition: decode.h:603
ConfNode_
Definition: conf.h:32
util-logopenfile.h
Signature_::id
uint32_t id
Definition: detect.h:631
Flow_::flags
uint32_t flags
Definition: flow.h:425
STREAM_DUMP_TOCLIENT
#define STREAM_DUMP_TOCLIENT
Definition: stream.h:32
util-buffer.h
VAR_TYPE_FLOW_VAR
@ VAR_TYPE_FLOW_VAR
Definition: util-var.h:37
VAR_TYPE_FLOW_INT
@ VAR_TYPE_FLOW_INT
Definition: util-var.h:36
ALPROTO_UNKNOWN
@ ALPROTO_UNKNOWN
Definition: app-layer-protos.h:29
PktVar_::value_len
uint16_t value_len
Definition: decode.h:303
AlertDebugLogThread
struct AlertDebugLogThread_ AlertDebugLogThread
app-layer-protos.h
suricata.h
PacketAlert_
Definition: decode.h:248
MemBufferWriteString
void MemBufferWriteString(MemBuffer *dst, const char *fmt,...)
Definition: util-buffer.c:127
PktVar_
Definition: decode.h:297
MemBuffer_::size
uint32_t size
Definition: util-buffer.h:28
FLOW_NOPACKET_INSPECTION
#define FLOW_NOPACKET_INSPECTION
Definition: flow.h:62
MEMBUFFER_BUFFER
#define MEMBUFFER_BUFFER(mem_buffer)
Get the MemBuffers underlying buffer.
Definition: util-buffer.h:51
Signature_::msg
char * msg
Definition: detect.h:654
flow.h
AlertDebugLogRegister
void AlertDebugLogRegister(void)
Definition: alert-debuglog.c:485
MEMBUFFER_OFFSET
#define MEMBUFFER_OFFSET(mem_buffer)
Get the MemBuffers current offset.
Definition: util-buffer.h:56
Flow_::alproto
AppProto alproto
application level protocol
Definition: flow.h:454
Packet_::dp
Port dp
Definition: decode.h:506
SCCalloc
#define SCCalloc(nm, sz)
Definition: util-mem.h:53
TCP_GET_RAW_ACK
#define TCP_GET_RAW_ACK(tcph)
Definition: decode-tcp.h:81
flow-var.h
PACKET_ALERT_FLAG_STATE_MATCH
#define PACKET_ALERT_FLAG_STATE_MATCH
Definition: decode.h:260
FlowVar_
Definition: flow-var.h:48
DEBUG_VALIDATE_BUG_ON
#define DEBUG_VALIDATE_BUG_ON(exp)
Definition: util-validate.h:102
TCPHdr_
Definition: decode-tcp.h:149
VAR_TYPE_PKT_VAR
@ VAR_TYPE_PKT_VAR
Definition: util-var.h:32
Flow_::tosrcpktcnt
uint32_t tosrcpktcnt
Definition: flow.h:497
CreateTimeString
void CreateTimeString(const SCTime_t ts, char *str, size_t size)
Definition: util-time.c:272
MemBufferCreateNew
MemBuffer * MemBufferCreateNew(uint32_t size)
Definition: util-buffer.c:32
FlowVar_::datatype
uint8_t datatype
Definition: flow-var.h:50
output.h
PktVar_::id
uint32_t id
Definition: decode.h:298
PacketEngineEvents_::cnt
uint8_t cnt
Definition: decode.h:293