src/dictionary.h

   1 #include "web_buffer.h"
   2
   3 #ifndef NETDATA_DICTIONARY_H
   4 #define NETDATA_DICTIONARY_H 1
   5
   6 typedef struct name_value {
   7         avl avl;                                // the index - this has to be first!
   8
   9         uint32_t hash;                  // a simple hash to speed up searching
  10                                                         // we first compare hashes, and only if the hashes are equal we do string comparisons
  11
  12         char *name;
  13         char *value;
  14
  15         struct name_value *next;
  16 } NAME_VALUE;
  17
  18 typedef struct dictionary {
  19         NAME_VALUE *values;
  20         avl_tree values_index;
  21         pthread_rwlock_t rwlock;
  22 } DICTIONARY;
  23
  24 extern DICTIONARY *dictionary_create(void);
  25 extern void dictionary_destroy(DICTIONARY *dict);
  26 extern void *dictionary_set(DICTIONARY *dict, const char *name, void *value, size_t value_len);
  27 extern void *dictionary_get(DICTIONARY *dict, const char *name);
  28
  29 #endif /* NETDATA_DICTIONARY_H */