ucx: ucx/map.h@91ac86557290 (annotated)

ucx/map.h@91ac86557290 (annotated)

Fri, 25 May 2012 17:39:27 +0200

added map iterator

 /*
  *
  */
 #ifndef MAP_H
 #define	MAP_H
 #include "ucx.h"
 #include "string.h"
 #ifdef	__cplusplus
 extern "C" {
 #endif
 #define UCX_MAP_FOREACH(type,elm,map,iter) \
         for(type elm;ucx_map_iter_next(&iter,(void*)&elm)==0;)
 typedef struct UcxMap          UcxMap;
 typedef struct UcxKey          UcxKey;
 typedef struct UcxMapElement   UcxMapElement;
 typedef struct UcxMapIterator  UcxMapIterator;
 struct UcxMap {
     UcxMapElement **map;
     size_t        size;
 };
 struct UcxKey {
     void   *data;
     size_t len;
     int    hash;
 };
 struct UcxMapElement {
     void          *data;
     UcxMapElement *next;
     UcxKey        key;
 };
 struct UcxMapIterator {
     UcxMap        *map;
     UcxMapElement *cur;
     int           index;
 };
 UcxMap *ucx_map_new(size_t size);
 void ucx_map_free(UcxMap *map);
 int ucx_map_put(UcxMap *map, UcxKey key, void *data);
 void* ucx_map_get(UcxMap *map, UcxKey key);
 #define ucx_map_sstr_put(m, s, d) ucx_map_put(m, ucx_key(s.ptr, s.length), d)
 #define ucx_map_cstr_put(m, s, d) ucx_map_put(m, ucx_key(s, 1+strlen(s)), d)
 #define ucx_map_sstr_get(m, s) ucx_map_get(m, ucx_key(s.ptr, s.length))
 #define ucx_map_cstr_get(m, s) ucx_map_get(m, ucx_key(s, 1+strlen(s)))
 UcxKey ucx_key(void *data, size_t len);
 int ucx_hash(char *data, size_t len);
 UcxMapIterator ucx_map_iterator(UcxMap *map);
 int ucx_map_iter_next(UcxMapIterator *i, void **elm);
 #ifdef	__cplusplus
 }
 #endif
 #endif	/* MAP_H */