mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Seba Gamboa
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
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** mruby/hash.h - Hash class
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**
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** See Copyright Notice in mruby.h
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*/
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#ifndef MRUBY_HASH_H
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#define MRUBY_HASH_H
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#include "mruby/common.h"
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/**
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* Hash class
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*/
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MRB_BEGIN_DECL
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struct RHash {
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MRB_OBJECT_HEADER;
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struct iv_tbl *iv;
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struct kh_ht *ht;
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};
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#define mrb_hash_ptr(v) ((struct RHash*)(mrb_ptr(v)))
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#define mrb_hash_value(p) mrb_obj_value((void*)(p))
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MRB_API mrb_value mrb_hash_new_capa(mrb_state*, int);
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MRB_API mrb_value mrb_hash_new(mrb_state *mrb);
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MRB_API void mrb_hash_set(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value val);
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MRB_API mrb_value mrb_hash_get(mrb_state *mrb, mrb_value hash, mrb_value key);
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MRB_API mrb_value mrb_hash_fetch(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value def);
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MRB_API mrb_value mrb_hash_delete_key(mrb_state *mrb, mrb_value hash, mrb_value key);
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MRB_API mrb_value mrb_hash_keys(mrb_state *mrb, mrb_value hash);
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MRB_API mrb_value mrb_check_hash_type(mrb_state *mrb, mrb_value hash);
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MRB_API mrb_value mrb_hash_empty_p(mrb_state *mrb, mrb_value self);
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MRB_API mrb_value mrb_hash_clear(mrb_state *mrb, mrb_value hash);
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/* RHASH_TBL allocates st_table if not available. */
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#define RHASH(obj) ((struct RHash*)(mrb_ptr(obj)))
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#define RHASH_TBL(h) (RHASH(h)->ht)
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#define RHASH_IFNONE(h) mrb_iv_get(mrb, (h), mrb_intern_lit(mrb, "ifnone"))
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#define RHASH_PROCDEFAULT(h) RHASH_IFNONE(h)
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MRB_API struct kh_ht * mrb_hash_tbl(mrb_state *mrb, mrb_value hash);
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#define MRB_HASH_PROC_DEFAULT 256
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#define MRB_RHASH_PROCDEFAULT_P(h) (RHASH(h)->flags & MRB_HASH_PROC_DEFAULT)
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/* GC functions */
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void mrb_gc_mark_hash(mrb_state*, struct RHash*);
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size_t mrb_gc_mark_hash_size(mrb_state*, struct RHash*);
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void mrb_gc_free_hash(mrb_state*, struct RHash*);
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MRB_END_DECL
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#endif /* MRUBY_HASH_H */
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