mbed-mruby

Diff: include/mruby/hash.h

Revision:

0:158c61bb030f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/mruby/hash.h	Wed Mar 25 17:36:16 2015 +0000
@@ -0,0 +1,55 @@
+/*
+** mruby/hash.h - Hash class
+**
+** See Copyright Notice in mruby.h
+*/
+
+#ifndef MRUBY_HASH_H
+#define MRUBY_HASH_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+struct RHash {
+  MRB_OBJECT_HEADER;
+  struct iv_tbl *iv;
+  struct kh_ht *ht;
+};
+
+#define mrb_hash_ptr(v)    ((struct RHash*)(mrb_ptr(v)))
+#define mrb_hash_value(p)  mrb_obj_value((void*)(p))
+
+MRB_API mrb_value mrb_hash_new_capa(mrb_state*, int);
+MRB_API mrb_value mrb_hash_new(mrb_state *mrb);
+
+MRB_API void mrb_hash_set(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value val);
+MRB_API mrb_value mrb_hash_get(mrb_state *mrb, mrb_value hash, mrb_value key);
+MRB_API mrb_value mrb_hash_fetch(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value def);
+MRB_API mrb_value mrb_hash_delete_key(mrb_state *mrb, mrb_value hash, mrb_value key);
+MRB_API mrb_value mrb_hash_keys(mrb_state *mrb, mrb_value hash);
+MRB_API mrb_value mrb_check_hash_type(mrb_state *mrb, mrb_value hash);
+MRB_API mrb_value mrb_hash_empty_p(mrb_state *mrb, mrb_value self);
+MRB_API mrb_value mrb_hash_clear(mrb_state *mrb, mrb_value hash);
+
+/* RHASH_TBL allocates st_table if not available. */
+#define RHASH(obj)   ((struct RHash*)(mrb_ptr(obj)))
+#define RHASH_TBL(h)          (RHASH(h)->ht)
+#define RHASH_IFNONE(h)       mrb_iv_get(mrb, (h), mrb_intern_lit(mrb, "ifnone"))
+#define RHASH_PROCDEFAULT(h)  RHASH_IFNONE(h)
+MRB_API 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)
+
+/* GC functions */
+void mrb_gc_mark_hash(mrb_state*, struct RHash*);
+size_t mrb_gc_mark_hash_size(mrb_state*, struct RHash*);
+void mrb_gc_free_hash(mrb_state*, struct RHash*);
+
+#if defined(__cplusplus)
+}  /* extern "C" { */
+#endif
+
+#endif  /* MRUBY_HASH_H */
+