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[OPTIMIZE]filter duplicate pattern id for bool_matcher_match

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This commit is contained in:
liuwentan
2023-09-25 14:35:24 +08:00
parent e5eea6f610
commit 2210aeef63
2 changed files with 36 additions and 11 deletions
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17
scanner/expr_matcher/adapter_hs/adapter_hs.cpp
View File

@@ -830,15 +830,24 @@ int adapter_hs_scan_stream(void *hs_stream, const char *data, size_t data_len,
utarray_sort(stream->matched_pat->pattern_ids, compare_pattern_id); utarray_sort(stream->matched_pat->pattern_ids, compare_pattern_id);
unsigned long long pattern_ids[n_pattern_id]; unsigned long long prev_pattern_id = 0xFFFFFFFFFFFFFFFF;
unsigned long long tmp_pattern_id = 0;
size_t n_unique_pattern_id = 0;
unsigned long long unique_pattern_ids[n_pattern_id];
for (size_t i = 0; i < n_pattern_id; i++) { for (size_t i = 0; i < n_pattern_id; i++) {
pattern_ids[i] = *(unsigned long long *)utarray_eltptr(stream->matched_pat->pattern_ids, i); tmp_pattern_id = *(unsigned long long *)utarray_eltptr(stream->matched_pat->pattern_ids, i);
if (tmp_pattern_id != prev_pattern_id) {
unique_pattern_ids[n_unique_pattern_id++] = tmp_pattern_id;
prev_pattern_id = tmp_pattern_id;
}
} }
int ret = 0; int ret = 0;
struct bool_expr_match *bool_matcher_results = scratch->bool_match_buffs[thread_id]; struct bool_expr_match *bool_matcher_results = scratch->bool_match_buffs[thread_id];
int bool_matcher_ret = bool_matcher_match(stream->ref_hs_rt->bm, pattern_ids, n_pattern_id, int bool_matcher_ret = bool_matcher_match(stream->ref_hs_rt->bm, unique_pattern_ids,
bool_matcher_results, MAX_HIT_EXPR_NUM); n_unique_pattern_id, bool_matcher_results,
MAX_HIT_EXPR_NUM);
if (bool_matcher_ret < 0) { if (bool_matcher_ret < 0) {
ret = -1; ret = -1;
goto next; goto next;

30
scanner/expr_matcher/adapter_rs/adapter_rs.cpp
View File

@@ -605,13 +605,21 @@ int adapter_rs_scan_stream(void *rs_stream, const char *data, size_t data_len,
utarray_sort(matched_pat->pattern_ids, compare_pattern_id); utarray_sort(matched_pat->pattern_ids, compare_pattern_id);
unsigned long long pattern_ids[n_pattern_id]; unsigned long long prev_pattern_id = 0xFFFFFFFFFFFFFFFF;
unsigned long long tmp_pattern_id = 0;
size_t n_unique_pattern_id = 0;
unsigned long long unique_pattern_ids[n_pattern_id];
for (size_t i = 0; i < n_pattern_id; i++) { for (size_t i = 0; i < n_pattern_id; i++) {
pattern_ids[i] = *(unsigned long long *)utarray_eltptr(matched_pat->pattern_ids, i); tmp_pattern_id = *(unsigned long long *)utarray_eltptr(matched_pat->pattern_ids, i);
} if (tmp_pattern_id != prev_pattern_id) {
unique_pattern_ids[n_unique_pattern_id++] = tmp_pattern_id;
prev_pattern_id = tmp_pattern_id;
}
}
struct bool_expr_match *bool_matcher_results = rs_rt->bool_match_buffs[thread_id]; struct bool_expr_match *bool_matcher_results = rs_rt->bool_match_buffs[thread_id];
int bool_matcher_ret = bool_matcher_match(rs_rt->bm, pattern_ids, n_pattern_id, int bool_matcher_ret = bool_matcher_match(rs_rt->bm, unique_pattern_ids, n_unique_pattern_id,
bool_matcher_results, MAX_HIT_EXPR_NUM); bool_matcher_results, MAX_HIT_EXPR_NUM);
if (bool_matcher_ret < 0) { if (bool_matcher_ret < 0) {
ret = -1; ret = -1;
@@ -675,13 +683,21 @@ int adapter_rs_scan(void *rs_instance, int thread_id, const char *data, size_t d
utarray_sort(matched_pat->pattern_ids, compare_pattern_id); utarray_sort(matched_pat->pattern_ids, compare_pattern_id);
unsigned long long pattern_ids[n_pattern_id]; unsigned long long prev_pattern_id = 0xFFFFFFFFFFFFFFFF;
unsigned long long tmp_pattern_id = 0;
size_t n_unique_pattern_id = 0;
unsigned long long unique_pattern_ids[n_pattern_id];
for (size_t i = 0; i < n_pattern_id; i++) { for (size_t i = 0; i < n_pattern_id; i++) {
pattern_ids[i] = *(unsigned long long *)utarray_eltptr(matched_pat->pattern_ids, i); tmp_pattern_id = *(unsigned long long *)utarray_eltptr(matched_pat->pattern_ids, i);
if (tmp_pattern_id != prev_pattern_id) {
unique_pattern_ids[n_unique_pattern_id++] = tmp_pattern_id;
prev_pattern_id = tmp_pattern_id;
}
} }
struct bool_expr_match *bool_matcher_results = rs_rt->bool_match_buffs[thread_id]; struct bool_expr_match *bool_matcher_results = rs_rt->bool_match_buffs[thread_id];
int bool_matcher_ret = bool_matcher_match(rs_rt->bm, pattern_ids, n_pattern_id, int bool_matcher_ret = bool_matcher_match(rs_rt->bm, unique_pattern_ids, n_unique_pattern_id,
bool_matcher_results, MAX_HIT_EXPR_NUM); bool_matcher_results, MAX_HIT_EXPR_NUM);
if (bool_matcher_ret < 0) { if (bool_matcher_ret < 0) {
ret = -1; ret = -1;