diff options
Diffstat (limited to 'src/include/ndpi_api.h')
| -rw-r--r-- | src/include/ndpi_api.h | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/src/include/ndpi_api.h b/src/include/ndpi_api.h index 612847da4..f3580e59a 100644 --- a/src/include/ndpi_api.h +++ b/src/include/ndpi_api.h @@ -98,10 +98,10 @@ extern "C" { * * @par flow = the flow to analyze * @return the error code or 0 otherwise - * + * */ u_int32_t ndpi_get_flow_error_code(struct ndpi_flow_struct *flow); - + /** * nDPI personal allocation and free functions **/ @@ -818,7 +818,7 @@ extern "C" { */ int ndpi_load_category_file(struct ndpi_detection_module_struct *ndpi_str, char* path, ndpi_protocol_category_t category_id); - + /** * Load files (whose name is <categoryid>_<label>.<extension>) stored * in a directory and bind each domain to the specified category. @@ -1784,14 +1784,14 @@ extern "C" { void ndpi_hw_free(struct ndpi_hw_struct *hw); int ndpi_hw_add_value(struct ndpi_hw_struct *hw, const u_int64_t value, double *forecast, double *confidence_band); void ndpi_hw_reset(struct ndpi_hw_struct *hw); - + /* ******************************* */ int ndpi_ses_init(struct ndpi_ses_struct *ses, double alpha, float significance); int ndpi_ses_add_value(struct ndpi_ses_struct *ses, const double _value, double *forecast, double *confidence_band); void ndpi_ses_fitting(double *values, u_int32_t num_values, float *ret_alpha); void ndpi_ses_reset(struct ndpi_ses_struct *ses); - + /* ******************************* */ void ndpi_md5(const u_char *data, size_t data_len, u_char hash[16]); @@ -1799,21 +1799,21 @@ extern "C" { u_int32_t ndpi_nearest_power_of_two(u_int32_t x); /* ******************************* */ - + u_int32_t ndpi_quick_hash(unsigned char *str, u_int str_len); u_int64_t ndpi_quick_hash64(char *str, u_int str_len); u_int32_t ndpi_hash_string(char *str); u_int32_t ndpi_rev_hash_string(char *str); u_int32_t ndpi_hash_string_len(char *str, u_int len); u_int32_t ndpi_murmur_hash(char *str, u_int str_len); - + /* ******************************* */ int ndpi_des_init(struct ndpi_des_struct *des, double alpha, double beta, float significance); int ndpi_des_add_value(struct ndpi_des_struct *des, const double _value, double *forecast, double *confidence_band); void ndpi_des_fitting(double *values, u_int32_t num_values, float *ret_alpha, float *ret_beta); void ndpi_des_reset(struct ndpi_des_struct *des); - + /* ******************************* */ int ndpi_jitter_init(struct ndpi_jitter_struct *hw, u_int16_t num_periods); @@ -1845,11 +1845,11 @@ extern "C" { u_int16_t *client_score, u_int16_t *server_score); u_int8_t ndpi_check_issuerdn_risk_exception(struct ndpi_detection_module_struct *ndpi_str, - char *issuerDN); + char *issuerDN); u_int8_t ndpi_check_flow_risk_exceptions(struct ndpi_detection_module_struct *ndpi_str, u_int num_params, ndpi_risk_params params[]); - + /* ******************************* */ /* HyperLogLog cardinality estimator [count unique items] */ @@ -1874,7 +1874,7 @@ extern "C" { void ndpi_cm_sketch_add(struct ndpi_cm_sketch *sketch, u_int32_t element); u_int32_t ndpi_cm_sketch_count(struct ndpi_cm_sketch *sketch, u_int32_t element); void ndpi_cm_sketch_destroy(struct ndpi_cm_sketch *sketch); - + /* ******************************* */ /* PopCount [count how many bits are set to 1] */ @@ -2002,8 +2002,12 @@ extern "C" { /* Bitmap based on compressed bitmaps implemented by https://roaringbitmap.org + + This is + - NOT a probabilistic datastructure (i.e. no false positives) + - mutable (i.e. you can add values at any time) */ - + ndpi_bitmap* ndpi_bitmap_alloc(void); ndpi_bitmap* ndpi_bitmap_alloc_size(u_int32_t size); void ndpi_bitmap_free(ndpi_bitmap* b); @@ -2025,7 +2029,7 @@ extern "C" { ndpi_bitmap* ndpi_bitmap_ot_alloc(ndpi_bitmap* a, ndpi_bitmap* b_and); void ndpi_bitmap_xor(ndpi_bitmap* a, ndpi_bitmap* b_xor); void ndpi_bitmap_optimize(ndpi_bitmap* a); - + ndpi_bitmap_iterator* ndpi_bitmap_iterator_alloc(ndpi_bitmap* b); void ndpi_bitmap_iterator_free(ndpi_bitmap* b); bool ndpi_bitmap_iterator_next(ndpi_bitmap_iterator* i, u_int32_t *value); @@ -2035,6 +2039,11 @@ extern "C" { /* Bitmap with 64 bit values based on https://github.com/FastFilter/xor_singleheader/tree/master + + This is + - a probabilistic datastructure !!! (i.e. be prepared to false positives) + - immutable (i.e. adding keys after a search (i.e. ndpi_bitmap64_isset) + is not allowed */ ndpi_bitmap64* ndpi_bitmap64_alloc(); @@ -2045,6 +2054,7 @@ extern "C" { u_int32_t ndpi_bitmap64_size(ndpi_bitmap64 *b); /* ******************************* */ + /* Bloom-filter on steroids based on ndpi_bitmap @@ -2078,7 +2088,7 @@ extern "C" { void ndpi_filter_free(ndpi_filter *f); size_t ndpi_filter_size(ndpi_filter *f); u_int32_t ndpi_filter_cardinality(ndpi_filter *f); - + /* ******************************* */ /* @@ -2097,7 +2107,7 @@ extern "C" { bool ndpi_domain_classify_contains(ndpi_domain_classify *s, u_int8_t *class_id /* out */, char *domain); - + /* ******************************* */ /* @@ -2114,7 +2124,7 @@ extern "C" { /* ******************************* */ - + /* ******************************* */ char* ndpi_get_flow_risk_info(struct ndpi_flow_struct *flow, |