33 #if defined(HAVE_DIRENT_H) && defined(HAVE_FNMATCH_H)
34 #define INIT_RING_BUFFER
58 #define DEFAULT_LOG_FILENAME "pcaplog"
59 #define MODULE_NAME "PcapLog"
60 #define MIN_LIMIT 4 * 1024 * 1024
61 #define DEFAULT_LIMIT 100 * 1024 * 1024
62 #define DEFAULT_FILE_LIMIT 0
64 #define LOGMODE_NORMAL 0
65 #define LOGMODE_MULTI 1
73 #define RING_BUFFER_MODE_DISABLED 0
74 #define RING_BUFFER_MODE_ENABLED 1
76 #define TS_FORMAT_SEC 0
77 #define TS_FORMAT_USEC 1
79 #define USE_STREAM_DEPTH_DISABLED 0
80 #define USE_STREAM_DEPTH_ENABLED 1
82 #define HONOR_PASS_RULES_DISABLED 0
83 #define HONOR_PASS_RULES_ENABLED 1
85 #define PCAP_SNAPLEN 262144
86 #define PCAP_BUFFER_TIMEOUT 1000000 // microseconds
87 #define PCAP_PKTHDR_SIZE 16
90 #ifndef PCAP_NETMASK_UNKNOWN
91 #define PCAP_NETMASK_UNKNOWN 0xffffffff
118 #define MAX_FILENAMELEN 513
130 LZ4F_compressionContext_t lz4f_context;
131 LZ4F_preferences_t lz4f_prefs;
151 struct pcap_pkthdr *
h;
177 uint32_t thread_number;
179 int timestamp_format;
186 int filename_part_cnt;
187 struct timeval last_pcap_dump;
202 static const char timestamp_pattern[] =
".*?(\\d+)(\\.(\\d+))?";
203 static pcre2_code *pcre_timestamp_code = NULL;
204 static pcre2_match_data *pcre_timestamp_match = NULL;
214 static void PcapLogFileDeInitCtx(
OutputCtx *);
224 .ConditionFunc = PcapLogCondition,
225 .ThreadInitFunc = PcapLogDataInit,
226 .ThreadDeinitFunc = PcapLogDataDeinit,
227 .ThreadExitPrintStatsFunc = NULL,
236 #define PCAPLOG_PROFILE_START \
237 uint64_t pcaplog_profile_ticks = UtilCpuGetTicks()
239 #define PCAPLOG_PROFILE_END(prof) \
240 (prof).total += (UtilCpuGetTicks() - pcaplog_profile_ticks); \
289 SCLogError(
"SCFmemopen failed: %s", strerror(errno));
308 uint64_t bytes_written = LZ4F_compressEnd(comp->lz4f_context,
310 if (LZ4F_isError(bytes_written)) {
311 SCLogError(
"LZ4F_compressEnd: %s", LZ4F_getErrorName(bytes_written));
314 if (fwrite(comp->
buffer, 1, bytes_written, comp->
file) < bytes_written) {
315 SCLogError(
"fwrite failed: %s", strerror(errno));
357 if (PcapLogCloseFile(t,pl) < 0) {
373 PcapFileNameFree(pf);
377 if (PcapLogOpenFileCtx(pl) < 0) {
378 SCLogError(
"opening new pcap log file failed");
398 SCLogDebug(
"Setting pcap-log link type to %u", datalink);
405 struct bpf_program bpfp;
412 if (pl->
bpfp == NULL) {
413 FatalError(
"Failed to allocate memory for BPF filter, aborting");
424 if (!pl->pcap_open_err) {
426 pl->pcap_open_err =
true;
430 pl->pcap_open_err =
false;
438 if (comp->
file == NULL) {
439 if (errno != pl->fopen_err) {
440 SCLogError(
"Error opening file for compressed output: %s", strerror(errno));
441 pl->fopen_err = errno;
450 if (!pl->pcap_open_err) {
452 pl->pcap_open_err =
true;
458 pl->pcap_open_err =
false;
461 uint64_t bytes_written = LZ4F_compressBegin(comp->lz4f_context,
463 if (LZ4F_isError(bytes_written)) {
464 SCLogError(
"LZ4F_compressBegin: %s", LZ4F_getErrorName(bytes_written));
467 if (fwrite(comp->
buffer, 1, bytes_written, comp->
file) < bytes_written) {
468 SCLogError(
"fwrite failed: %s", strerror(errno));
505 static inline int PcapWrite(
508 struct timeval current_dump;
509 gettimeofday(¤t_dump, NULL);
513 if (pcap_offline_filter(pl->
bpfp, pl->
h, data) == 0) {
514 SCLogDebug(
"Packet doesn't match filter, will not be logged.");
532 SCLogError(
"ftell failed with: %s", strerror(errno));
535 uint64_t out_size = LZ4F_compressUpdate(comp->lz4f_context, comp->
buffer, comp->
buffer_size,
536 comp->
pcap_buf, (uint64_t)in_size, NULL);
537 if (LZ4F_isError(
len)) {
538 SCLogError(
"LZ4F_compressUpdate: %s", LZ4F_getErrorName(
len));
542 SCLogError(
"fseek failed: %s", strerror(errno));
545 if (fwrite(comp->
buffer, 1, out_size, comp->
file) < out_size) {
546 SCLogError(
"fwrite failed: %s", strerror(errno));
560 pl->last_pcap_dump = current_dump;
569 static int PcapLogSegmentCallback(
570 const Packet *p,
TcpSegment *seg,
void *data,
const uint8_t *buf, uint32_t buflen)
581 MemBufferReset(pctx->
td->
buf);
641 ret = PcapLogOpenFileCtx(pl);
652 if (PcapLogRotateFile(
tv, pl) < 0) {
668 if (PcapLogRotateFile(
tv, pl) < 0) {
691 if (PacketIsTCP(p)) {
693 PcapLogDumpSegments(
tv,
td, p);
731 SCLogDebug(
"pl->size_current %"PRIu64
", pl->size_limit %"PRIu64,
752 copy->prefix =
SCStrdup(pl->prefix);
753 if (
unlikely(copy->prefix == NULL)) {
759 copy->suffix = pl->suffix;
765 copy->use_ringbuffer = pl->use_ringbuffer;
766 copy->timestamp_format = pl->timestamp_format;
782 copy_comp->lz4f_prefs = comp->lz4f_prefs;
787 if (copy_comp->
buffer == NULL) {
788 SCLogError(
"SCMalloc failed: %s", strerror(errno));
796 SCLogError(
"SCMalloc failed: %s", strerror(errno));
806 SCLogError(
"SCFmemopen failed: %s", strerror(errno));
817 LZ4F_errorCode_t errcode =
818 LZ4F_createCompressionContext(©_comp->lz4f_context, 1);
819 if (LZ4F_isError(errcode)) {
820 SCLogError(
"LZ4F_createCompressionContext failed: %s", LZ4F_getErrorName(errcode));
832 copy_comp->
file = NULL;
840 strlcpy(copy->dir, pl->dir,
sizeof(copy->dir));
842 for (
int i = 0; i < pl->filename_part_cnt && i <
MAX_TOKS; i++)
843 copy->filename_parts[i] = pl->filename_parts[i];
844 copy->filename_part_cnt = pl->filename_part_cnt;
853 #ifdef INIT_RING_BUFFER
854 static int PcapLogGetTimeOfFile(
const char *filename, uint64_t *secs,
860 int n = pcre2_match(pcre_timestamp_code, (PCRE2_SPTR8)filename, strlen(filename), 0, 0,
861 pcre_timestamp_match, NULL);
862 if (n != 2 && n != 4) {
869 copylen =
sizeof(buf);
870 if (pcre2_substring_copy_bynumber(pcre_timestamp_match, 1, (PCRE2_UCHAR8 *)buf, ©len) <
880 copylen =
sizeof(buf);
881 if (pcre2_substring_copy_bynumber(pcre_timestamp_match, 3, (PCRE2_UCHAR8 *)buf, ©len) <
895 char pattern[PATH_MAX];
897 SCLogInfo(
"Initializing PCAP ring buffer for %s/%s.",
898 pl->dir, pl->prefix);
900 strlcpy(pattern, pl->dir, PATH_MAX);
901 if (pattern[strlen(pattern) - 1] !=
'/') {
902 strlcat(pattern,
"/", PATH_MAX);
905 for (
int i = 0; i < pl->filename_part_cnt; i++) {
906 char *part = pl->filename_parts[i];
907 if (part == NULL || strlen(part) == 0) {
910 if (part[0] !=
'%' || strlen(part) < 2) {
911 strlcat(pattern, part, PATH_MAX);
916 SCLogError(
"Thread ID not allowed in ring buffer mode.");
920 snprintf(tmp, PATH_MAX,
"%"PRIu32, pl->thread_number);
921 strlcat(pattern, tmp, PATH_MAX);
925 strlcat(pattern,
"*", PATH_MAX);
928 SCLogError(
"Unsupported format character: %%%s", part);
933 strlcat(pattern, pl->prefix, PATH_MAX);
934 strlcat(pattern,
".*", PATH_MAX);
936 strlcat(pattern, pl->suffix, PATH_MAX);
938 char *basename = strrchr(pattern,
'/');
942 DIR *dir = opendir(pattern);
944 SCLogWarning(
"Failed to open directory %s: %s", pattern, strerror(errno));
949 struct dirent *entry = readdir(dir);
953 if (fnmatch(basename, entry->d_name, 0) != 0) {
960 if (!PcapLogGetTimeOfFile(entry->d_name, &secs, &usecs)) {
971 if (
PathMerge(path,
sizeof(path), pattern, entry->d_name) < 0)
1026 PcapFileNameFree(pf);
1042 static TmEcode PcapLogDataInit(
ThreadVars *t,
const void *initdata,
void **data)
1044 if (initdata == NULL) {
1045 SCLogDebug(
"Error getting context for LogPcap. \"initdata\" argument NULL");
1059 td->
pcap_log = PcapLogDataCopy(pl);
1066 FatalError(
"Pcap logging with multiple link type is not supported.");
1077 FatalError(
"Can't have multiple link types in pcap conditional mode.");
1080 SCLogWarning(
"Using multiple link types can result in invalid pcap output");
1116 #ifdef INIT_RING_BUFFER
1121 SCLogInfo(
"Unable to initialize ring buffer on this platform.");
1132 PcapLogOpenFileCtx(pl);
1142 dst->profile_open.total +=
src->profile_open.total;
1143 dst->profile_open.cnt +=
src->profile_open.cnt;
1145 dst->profile_close.total +=
src->profile_close.total;
1146 dst->profile_close.cnt +=
src->profile_close.cnt;
1148 dst->profile_write.total +=
src->profile_write.total;
1149 dst->profile_write.cnt +=
src->profile_write.cnt;
1151 dst->profile_rotate.total +=
src->profile_rotate.total;
1152 dst->profile_rotate.cnt +=
src->profile_rotate.cnt;
1154 dst->profile_handles.total +=
src->profile_handles.total;
1155 dst->profile_handles.cnt +=
src->profile_handles.cnt;
1157 dst->profile_lock.total +=
src->profile_lock.total;
1158 dst->profile_lock.cnt +=
src->profile_lock.cnt;
1160 dst->profile_unlock.total +=
src->profile_unlock.total;
1161 dst->profile_unlock.cnt +=
src->profile_unlock.cnt;
1163 dst->profile_data_size +=
src->profile_data_size;
1170 while ((pf =
TAILQ_FIRST(&pl->pcap_file_list)) != NULL) {
1172 PcapFileNameFree(pf);
1174 if (pl == g_pcap_data) {
1175 for (
int i = 0; i <
MAX_TOKS; i++) {
1176 if (pl->filename_parts[i] != NULL) {
1177 SCFree(pl->filename_parts[i]);
1190 pcap_freecode(pl->
bpfp);
1196 SCFree(pl->compression.buffer);
1197 fclose(pl->compression.pcap_buf_wrapper);
1198 SCFree(pl->compression.pcap_buf);
1199 LZ4F_errorCode_t errcode =
1200 LZ4F_freeCompressionContext(pl->compression.lz4f_context);
1201 if (LZ4F_isError(errcode)) {
1223 if (PcapLogCloseFile(t,pl) < 0) {
1230 StatsMerge(g_pcap_data, pl);
1231 g_pcap_data->reported++;
1232 if (g_pcap_data->threads == g_pcap_data->reported)
1233 PcapLogProfilingDump(g_pcap_data);
1236 if (pl->reported == 0) {
1237 PcapLogProfilingDump(pl);
1242 if (pl != g_pcap_data) {
1243 PcapLogDataFree(pl);
1254 static int ParseFilename(
PcapLogData *pl,
const char *filename)
1261 size_t filename_len = 0;
1264 filename_len = strlen(filename);
1270 for (
int i = 0; i < (int)strlen(filename); i++) {
1272 SCLogError(
"invalid filename option. Max 2 %%-sign options");
1276 str[s++] = filename[i];
1278 if (filename[i] ==
'%') {
1289 if (i+1 < (
int)strlen(filename)) {
1291 SCLogError(
"invalid filename option. Max 2 %%-sign options");
1295 if (filename[i+1] !=
'n' && filename[i+1] !=
't' && filename[i+1] !=
'i') {
1297 "invalid filename option. Valid %%-sign options: %%n, %%i and %%t");
1301 str[1] = filename[i+1];
1313 SCLogError(
"Invalid filename for multimode. Need at least one %%-sign option");
1319 SCLogError(
"invalid filename option. Max 3 %%-sign options");
1331 for (
int i = 0; i < tok; i++) {
1332 if (toks[i] == NULL)
1336 pl->filename_parts[i] = toks[i];
1338 pl->filename_part_cnt = tok;
1342 for (
int x = 0; x <
MAX_TOKS; x++) {
1343 if (toks[x] != NULL)
1360 FatalError(
"A pcap-log instance is already active, only one can be enabled.");
1365 FatalError(
"Failed to allocate Memory for PcapLogData");
1369 if (pl->
h == NULL) {
1370 FatalError(
"Failed to allocate Memory for pcap header struct");
1387 pcre_timestamp_code =
1388 pcre2_compile((PCRE2_SPTR8)timestamp_pattern, PCRE2_ZERO_TERMINATED, 0, &en, &eo, NULL);
1389 if (pcre_timestamp_code == NULL) {
1390 PCRE2_UCHAR errbuffer[256];
1391 pcre2_get_error_message(en, errbuffer,
sizeof(errbuffer));
1393 "Failed to compile \"%s\" at offset %d: %s", timestamp_pattern, (
int)eo, errbuffer);
1395 pcre_timestamp_match = pcre2_match_data_create_from_pattern(pcre_timestamp_code, NULL);
1399 const char *filename = NULL;
1405 if (filename == NULL)
1408 if ((pl->prefix =
SCStrdup(filename)) == NULL) {
1416 const char *s_limit = NULL;
1418 if (s_limit != NULL) {
1420 SCLogError(
"Failed to initialize pcap output, invalid limit: %s", s_limit);
1424 SCLogInfo(
"pcap-log \"limit\" value of %"PRIu64
" assumed to be pre-1.2 "
1426 uint64_t size = pl->
size_limit * 1024 * 1024;
1429 FatalError(
"Fail to initialize pcap-log output, limit less than "
1430 "allowed minimum of %d bytes.",
1437 const char *s_mode = NULL;
1439 if (s_mode != NULL) {
1440 if (strcasecmp(s_mode,
"multi") == 0) {
1442 }
else if (strcasecmp(s_mode,
"normal") != 0) {
1443 FatalError(
"log-pcap: invalid mode \"%s\". Valid options: \"normal\""
1444 "or \"multi\" mode ",
1449 const char *s_dir = NULL;
1451 if (s_dir == NULL) {
1452 const char *log_dir = NULL;
1455 strlcpy(pl->dir, log_dir,
sizeof(pl->dir));
1460 s_dir,
sizeof(pl->dir));
1462 const char *log_dir = NULL;
1465 snprintf(pl->dir,
sizeof(pl->dir),
"%s/%s",
1469 struct stat stat_buf;
1470 if (stat(pl->dir, &stat_buf) != 0) {
1472 "supplied doesn't exist. Shutting down the engine",
1481 if (compression_str == NULL || strcmp(compression_str,
"none") == 0) {
1489 }
else if (strcmp(compression_str,
"lz4") == 0) {
1499 SCLogError(
"SCMalloc failed: %s", strerror(errno));
1505 SCLogError(
"SCFmemopen failed: %s", strerror(errno));
1511 memset(&comp->lz4f_prefs,
'\0',
sizeof(comp->lz4f_prefs));
1512 comp->lz4f_prefs.frameInfo.blockSizeID = LZ4F_max4MB;
1513 comp->lz4f_prefs.frameInfo.blockMode = LZ4F_blockLinked;
1515 comp->lz4f_prefs.frameInfo.contentChecksumFlag = 1;
1517 comp->lz4f_prefs.frameInfo.contentChecksumFlag = 0;
1523 }
else if (lvl < 0) {
1529 comp->lz4f_prefs.compressionLevel = (int)lvl;
1533 LZ4F_errorCode_t errcode =
1534 LZ4F_createCompressionContext(&pl->compression.lz4f_context, 1);
1536 if (LZ4F_isError(errcode)) {
1537 SCLogError(
"LZ4F_createCompressionContext failed: %s", LZ4F_getErrorName(errcode));
1549 "lz4 output buffer.");
1556 pl->suffix =
".lz4";
1559 "in pcap-log, but suricata was not compiled with lz4 "
1561 PcapLogDataFree(pl);
1567 "compression format: %s",
1569 PcapLogDataFree(pl);
1573 SCLogInfo(
"Selected pcap-log compression method: %s",
1574 compression_str ? compression_str :
"none");
1577 if (s_conditional != NULL) {
1578 if (strcasecmp(s_conditional,
"alerts") == 0) {
1581 }
else if (strcasecmp(s_conditional,
"tag") == 0) {
1584 }
else if (strcasecmp(s_conditional,
"all") != 0) {
1585 FatalError(
"log-pcap: invalid conditional \"%s\". Valid options: \"all\", "
1586 "\"alerts\", or \"tag\" mode ",
1592 "Selected pcap-log conditional logging: %s", s_conditional ? s_conditional :
"all");
1595 if (ParseFilename(pl, filename) != 0)
1602 const char *max_number_of_files_s = NULL;
1604 if (max_number_of_files_s != NULL) {
1606 max_number_of_files_s) == -1) {
1608 "pcap-log output, invalid number of files limit: %s",
1609 max_number_of_files_s);
1611 }
else if (max_file_limit < 1) {
1612 FatalError(
"Failed to initialize pcap-log output, limit less than "
1613 "allowed minimum.");
1621 const char *ts_format = NULL;
1625 if (ts_format != NULL) {
1626 if (strcasecmp(ts_format,
"usec") == 0) {
1628 }
else if (strcasecmp(ts_format,
"sec") != 0) {
1629 SCLogError(
"log-pcap ts_format specified %s is invalid must be"
1630 " \"sec\" or \"usec\"",
1636 const char *use_stream_depth = NULL;
1640 if (use_stream_depth != NULL) {
1646 FatalError(
"log-pcap use_stream_depth specified is invalid must be");
1650 const char *honor_pass_rules = NULL;
1654 if (honor_pass_rules != NULL) {
1660 FatalError(
"log-pcap honor-pass-rules specified is invalid");
1669 if (
unlikely(output_ctx == NULL)) {
1670 FatalError(
"Failed to allocate memory for OutputCtx.");
1672 output_ctx->
data = pl;
1673 output_ctx->
DeInit = PcapLogFileDeInitCtx;
1676 result.
ctx = output_ctx;
1681 static void PcapLogFileDeInitCtx(
OutputCtx *output_ctx)
1683 if (output_ctx == NULL)
1692 PcapLogDataFree(pl);
1695 pcre2_code_free(pcre_timestamp_code);
1696 pcre2_match_data_free(pcre_timestamp_match);
1732 char file[PATH_MAX] =
"";
1737 ret = snprintf(file,
sizeof(file),
"%s.%" PRIu32
"%s", pl->prefix,
1740 ret = snprintf(file,
sizeof(file),
"%s.%" PRIu32
".%" PRIu32
"%s", pl->prefix,
1743 if (ret < 0 || (
size_t)ret >= PATH_MAX) {
1748 if (pl->filename_part_cnt > 0) {
1751 for (
int i = 0; i < pl->filename_part_cnt; i++) {
1752 if (pl->filename_parts[i] == NULL ||strlen(pl->filename_parts[i]) == 0)
1756 if (pl->filename_parts[i][0] ==
'%') {
1758 if (strlen(pl->filename_parts[i]) < 2)
1761 switch(pl->filename_parts[i][1]) {
1763 snprintf(
str,
sizeof(
str),
"%u", pl->thread_number);
1768 snprintf(
str,
sizeof(
str),
"%"PRIu64, (uint64_t)thread_id);
1776 snprintf(
str,
sizeof(
str),
"%" PRIu32
".%" PRIu32,
1784 strlcat(file, pl->filename_parts[i],
sizeof(file));
1787 strlcat(file, pl->suffix,
sizeof(file));
1792 ret = snprintf(file,
sizeof(file),
"%s.%u.%" PRIu32
"%s", pl->prefix,
1795 ret = snprintf(file,
sizeof(file),
"%s.%u.%" PRIu32
".%" PRIu32
"%s", pl->prefix,
1799 if (ret < 0 || (
size_t)ret >= PATH_MAX) {
1806 if (
PathMerge(path, PATH_MAX, pl->dir, file) < 0) {
1812 SCLogError(
"Error allocating memory. For filename");
1825 PcapFileNameFree(pf);
1838 static int profiling_pcaplog_enabled = 0;
1839 static int profiling_pcaplog_output_to_file = 0;
1840 static char *profiling_pcaplog_file_name = NULL;
1841 static const char *profiling_pcaplog_file_mode =
"a";
1843 static void FormatNumber(uint64_t num,
char *
str,
size_t size)
1846 snprintf(
str, size,
"%"PRIu64, num);
1847 else if (num < 1000000UL)
1848 snprintf(
str, size,
"%3.1fk", (
float)num/1000UL);
1849 else if (num < 1000000000UL)
1850 snprintf(
str, size,
"%3.1fm", (
float)num/1000000UL);
1852 snprintf(
str, size,
"%3.1fb", (
float)num/1000000000UL);
1857 char ticks_str[32] =
"n/a";
1858 char cnt_str[32] =
"n/a";
1859 char avg_str[32] =
"n/a";
1861 FormatNumber((uint64_t)p->
cnt, cnt_str,
sizeof(cnt_str));
1862 FormatNumber((uint64_t)p->
total, ticks_str,
sizeof(ticks_str));
1864 FormatNumber((uint64_t)(p->
total/p->
cnt), avg_str,
sizeof(avg_str));
1866 fprintf(fp,
"%-28s %-10s %-10s %-10s\n",
name, cnt_str, avg_str, ticks_str);
1869 static void ProfileReport(FILE *fp,
PcapLogData *pl)
1874 ProfileReportPair(fp,
"rotate (incl open/close)", &pl->
profile_rotate);
1880 static void FormatBytes(uint64_t num,
char *
str,
size_t size)
1883 snprintf(
str, size,
"%"PRIu64, num);
1884 else if (num < 1048576UL)
1885 snprintf(
str, size,
"%3.1fKiB", (
float)num/1000UL);
1886 else if (num < 1073741824UL)
1887 snprintf(
str, size,
"%3.1fMiB", (
float)num/1000000UL);
1889 snprintf(
str, size,
"%3.1fGiB", (
float)num/1000000000UL);
1896 if (profiling_pcaplog_enabled == 0)
1899 if (profiling_pcaplog_output_to_file == 1) {
1900 fp = fopen(profiling_pcaplog_file_name, profiling_pcaplog_file_mode);
1902 SCLogError(
"failed to open %s: %s", profiling_pcaplog_file_name, strerror(errno));
1910 fprintf(fp,
"\n\nOperation Cnt Avg ticks Total ticks\n");
1911 fprintf(fp,
"---------------------------- ---------- ---------- -----------\n");
1913 ProfileReport(fp, pl);
1920 fprintf(fp,
"\nOverall: %"PRIu64
" bytes written, average %d bytes per write.\n",
1923 fprintf(fp,
" PCAP data structure overhead: %"PRIuMAX
" per write.\n",
1924 (uintmax_t)
sizeof(
struct pcap_pkthdr));
1929 fprintf(fp,
" Size written: %s\n", bytes_str);
1932 uint64_t ticks_per_mib = 0, ticks_per_gib = 0;
1935 ticks_per_mib = total/mib;
1936 char ticks_per_mib_str[32] =
"n/a";
1937 if (ticks_per_mib > 0)
1938 FormatNumber(ticks_per_mib, ticks_per_mib_str,
sizeof(ticks_per_mib_str));
1939 fprintf(fp,
" Ticks per MiB: %s\n", ticks_per_mib_str);
1943 ticks_per_gib = total/gib;
1944 char ticks_per_gib_str[32] =
"n/a";
1945 if (ticks_per_gib > 0)
1946 FormatNumber(ticks_per_gib, ticks_per_gib_str,
sizeof(ticks_per_gib_str));
1947 fprintf(fp,
" Ticks per GiB: %s\n", ticks_per_gib_str);
1957 profiling_pcaplog_enabled = 1;
1958 SCLogInfo(
"pcap-log profiling enabled");
1961 if (filename != NULL) {
1962 const char *log_dir;
1965 profiling_pcaplog_file_name =
SCMalloc(PATH_MAX);
1966 if (
unlikely(profiling_pcaplog_file_name == NULL)) {
1970 snprintf(profiling_pcaplog_file_name, PATH_MAX,
"%s/%s", log_dir, filename);
1974 profiling_pcaplog_file_mode =
"a";
1976 profiling_pcaplog_file_mode =
"w";
1979 profiling_pcaplog_output_to_file = 1;
1980 SCLogInfo(
"pcap-log profiling output goes to %s (mode %s)",
1981 profiling_pcaplog_file_name, profiling_pcaplog_file_mode);