mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
mimaki
66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
/*
|
|
** hash.h - Hash class
|
|
**
|
|
** See Copyright Notice in mruby.h
|
|
*/
|
|
|
|
#ifndef MRUBY_HASH_H
|
|
#define MRUBY_HASH_H
|
|
|
|
struct RHash {
|
|
MRUBY_OBJECT_HEADER;
|
|
struct kh_ht *ht;
|
|
mrb_value ifnone;
|
|
};
|
|
|
|
#define N 624
|
|
#define M 397
|
|
#define MATRIX_A 0x9908b0dfU /* constant vector a */
|
|
#define UMASK 0x80000000U /* most significant w-r bits */
|
|
#define LMASK 0x7fffffffU /* least significant r bits */
|
|
#define MIXBITS(u,v) ( ((u) & UMASK) | ((v) & LMASK) )
|
|
#define TWIST(u,v) ((MIXBITS(u,v) >> 1) ^ ((v)&1U ? MATRIX_A : 0U))
|
|
enum {MT_MAX_STATE = N};
|
|
|
|
struct MT {
|
|
/* assume int is enough to store 32bits */
|
|
unsigned int state[N]; /* the array for the state vector */
|
|
unsigned int *next;
|
|
int left;
|
|
};
|
|
|
|
#define mrb_hash_end(h) st_hash_end(h)
|
|
#define mrb_hash_uint(h, i) st_hash_uint(h, i)
|
|
|
|
#define mrb_hash_ptr(v) ((struct RHash*)((v).value.p))
|
|
#define mrb_hash_value(p) mrb_obj_value((void*)(p))
|
|
|
|
mrb_value mrb_hash_new_capa(mrb_state*, size_t);
|
|
mrb_value mrb_hash_new(mrb_state *mrb, int capa);
|
|
|
|
void mrb_hash_set(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value val);
|
|
mrb_value mrb_hash_get(mrb_state *mrb, mrb_value hash, mrb_value key);
|
|
mrb_value mrb_hash_getWithDef(mrb_state *mrb, mrb_value hash, mrb_value vkey, mrb_value def);
|
|
mrb_value mrb_hash_delete_key(mrb_state *mrb, mrb_value hash, mrb_value key);
|
|
mrb_value mrb_hash(mrb_state *mrb, mrb_value obj);
|
|
void ruby_setenv(mrb_state *mrb, const char *name, const char *value);
|
|
|
|
/* RHASH_TBL allocates st_table if not available. */
|
|
#define RHASH(obj) ((struct RHash*)((obj).value.p))
|
|
#define RHASH_TBL(h) mrb_hash_tbl(h)
|
|
#define RHASH_H_TBL(h) (RHASH(h)->ht)
|
|
#define RHASH_SIZE(h) (RHASH_H_TBL(h)->size)
|
|
#define RHASH_EMPTY_P(h) (RHASH_SIZE(h) == 0)
|
|
#define RHASH_IFNONE(h) (RHASH(h)->ifnone)
|
|
#define RHASH_PROCDEFAULT(h) (RHASH(h)->ifnone)
|
|
struct kh_ht * mrb_hash_tbl(mrb_state *mrb, mrb_value hash);
|
|
|
|
#define MRB_HASH_PROC_DEFAULT 256
|
|
#define MRB_RHASH_PROCDEFAULT_P(h) (RHASH(h)->flags & MRB_HASH_PROC_DEFAULT)
|
|
|
|
char * ruby_strdup(const char *str);
|
|
void mrb_reset_random_seed(void);
|
|
mrb_value mrb_obj_is_proc(mrb_value proc);
|
|
|
|
#endif /* MRUBY_HASH_H */
|