1 files changed, 22 insertions, 4 deletions
diff --git a/libnetdata/simple_pattern/simple_pattern.h b/libnetdata/simple_pattern/simple_pattern.h
index 7282053e..1a8d8f7d 100644
--- a/libnetdata/simple_pattern/simple_pattern.h
+++ b/libnetdata/simple_pattern/simple_pattern.h
@@ -6,25 +6,38 @@
 #include "../libnetdata.h"
 
 
-typedef enum {
+typedef enum __attribute__ ((__packed__)) {
     SIMPLE_PATTERN_EXACT,
     SIMPLE_PATTERN_PREFIX,
     SIMPLE_PATTERN_SUFFIX,
     SIMPLE_PATTERN_SUBSTRING
 } SIMPLE_PREFIX_MODE;
 
+typedef enum __attribute__ ((__packed__)) {
+    SP_NOT_MATCHED,
+    SP_MATCHED_NEGATIVE,
+    SP_MATCHED_POSITIVE,
+} SIMPLE_PATTERN_RESULT;
+
 typedef void SIMPLE_PATTERN;
 
 // create a simple_pattern from the string given
 // default_mode is used in cases where EXACT matches, without an asterisk,
 // should be considered PREFIX matches.
-SIMPLE_PATTERN *simple_pattern_create(const char *list, const char *separators, SIMPLE_PREFIX_MODE default_mode);
+SIMPLE_PATTERN *simple_pattern_create(const char *list, const char *separators, SIMPLE_PREFIX_MODE default_mode, bool case_sensitive);
+
+struct netdata_string;
 
 // test if string str is matched from the pattern and fill 'wildcarded' with the parts matched by '*'
-int simple_pattern_matches_extract(SIMPLE_PATTERN *list, const char *str, char *wildcarded, size_t wildcarded_size);
+SIMPLE_PATTERN_RESULT simple_pattern_matches_extract(SIMPLE_PATTERN *list, const char *str, char *wildcarded, size_t wildcarded_size);
+SIMPLE_PATTERN_RESULT simple_pattern_matches_string_extract(SIMPLE_PATTERN *list, struct netdata_string *str, char *wildcarded, size_t wildcarded_size);
+SIMPLE_PATTERN_RESULT simple_pattern_matches_buffer_extract(SIMPLE_PATTERN *list, BUFFER *str, char *wildcarded, size_t wildcarded_size);
+SIMPLE_PATTERN_RESULT simple_pattern_matches_length_extract(SIMPLE_PATTERN *list, const char *str, size_t len, char *wildcarded, size_t wildcarded_size);
 
 // test if string str is matched from the pattern
-#define simple_pattern_matches(list, str) simple_pattern_matches_extract(list, str, NULL, 0)
+#define simple_pattern_matches(list, str) (simple_pattern_matches_extract(list, str, NULL, 0) == SP_MATCHED_POSITIVE)
+#define simple_pattern_matches_string(list, str) (simple_pattern_matches_string_extract(list, str, NULL, 0) == SP_MATCHED_POSITIVE)
+#define simple_pattern_matches_buffer(list, str) (simple_pattern_matches_buffer_extract(list, str, NULL, 0) == SP_MATCHED_POSITIVE)
 
 // free a simple_pattern that was created with simple_pattern_create()
 // list can be NULL, in which case, this does nothing.
@@ -37,6 +50,11 @@ char *simple_pattern_iterate(SIMPLE_PATTERN **p);
 // Auxiliary function to create a pattern
 char *simple_pattern_trim_around_equal(char *src);
 
+#define SIMPLE_PATTERN_DEFAULT_WEB_SEPARATORS ",|\t\r\n\f\v"
+
 #define is_valid_sp(x) ((x) && *(x) && !((x)[0] == '*' && (x)[1] == '\0'))
 
+#define string_to_simple_pattern(str) (is_valid_sp(str) ? simple_pattern_create(str, SIMPLE_PATTERN_DEFAULT_WEB_SEPARATORS, SIMPLE_PATTERN_EXACT, true) : NULL)
+#define string_to_simple_pattern_nocase(str) (is_valid_sp(str) ? simple_pattern_create(str, SIMPLE_PATTERN_DEFAULT_WEB_SEPARATORS, SIMPLE_PATTERN_EXACT, false) : NULL)
+
 #endif //NETDATA_SIMPLE_PATTERN_H