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Diffstat (limited to '')
-rw-r--r-- | web/server/h2o/libh2o/deps/mruby/include/mruby/hash.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/include/mruby/hash.h b/web/server/h2o/libh2o/deps/mruby/include/mruby/hash.h new file mode 100644 index 00000000..1a870785 --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/include/mruby/hash.h @@ -0,0 +1,182 @@ +/* +** mruby/hash.h - Hash class +** +** See Copyright Notice in mruby.h +*/ + +#ifndef MRUBY_HASH_H +#define MRUBY_HASH_H + +#include "common.h" +#include <mruby/khash.h> + +/** + * Hash class + */ +MRB_BEGIN_DECL + +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*, mrb_int); + +/* + * Initializes a new hash. + * + * Equivalent to: + * + * Hash.new + * + * @param mrb The mruby state reference. + * @return The initialized hash. + */ +MRB_API mrb_value mrb_hash_new(mrb_state *mrb); + +/* + * Sets a keys and values to hashes. + * + * Equivalent to: + * + * hash[key] = val + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @param key The key to set. + * @param val The value to set. + * @return The value. + */ +MRB_API void mrb_hash_set(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value val); + +/* + * Gets a value from a key. If the key is not found, the default of the + * hash is used. + * + * Equivalent to: + * + * hash[key] + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @param key The key to get. + * @return The found value. + */ +MRB_API mrb_value mrb_hash_get(mrb_state *mrb, mrb_value hash, mrb_value key); + +/* + * Gets a value from a key. If the key is not found, the default parameter is + * used. + * + * Equivalent to: + * + * hash.hash_key?(key) ? hash[key] : def + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @param key The key to get. + * @param def The default value. + * @return The found value. + */ +MRB_API mrb_value mrb_hash_fetch(mrb_state *mrb, mrb_value hash, mrb_value key, mrb_value def); + +/* + * Deletes hash key and value pair. + * + * Equivalent to: + * + * hash.delete(key) + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @param key The key to delete. + * @return The deleted value. + */ +MRB_API mrb_value mrb_hash_delete_key(mrb_state *mrb, mrb_value hash, mrb_value key); + +/* + * Gets an array of keys. + * + * Equivalent to: + * + * hash.keys + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @return An array with the keys of the hash. + */ +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); + +/* + * Check if the hash is empty + * + * Equivalent to: + * + * hash.empty? + * + * @param mrb The mruby state reference. + * @param self The target hash. + * @return True if the hash is empty, false otherwise. + */ +MRB_API mrb_value mrb_hash_empty_p(mrb_state *mrb, mrb_value self); + +/* + * Gets an array of values. + * + * Equivalent to: + * + * hash.values + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @return An array with the values of the hash. + */ +MRB_API mrb_value mrb_hash_values(mrb_state *mrb, mrb_value hash); + +/* + * Clears the hash. + * + * Equivalent to: + * + * hash.clear + * + * @param mrb The mruby state reference. + * @param hash The target hash. + * @return The hash + */ +MRB_API mrb_value mrb_hash_clear(mrb_state *mrb, mrb_value hash); + +/* declaration of struct kh_ht */ +/* be careful when you touch the internal */ +typedef struct { + mrb_value v; + mrb_int n; +} mrb_hash_value; + +KHASH_DECLARE(ht, mrb_value, mrb_hash_value, TRUE) + +/* 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_DEFAULT 1 +#define MRB_HASH_PROC_DEFAULT 2 +#define MRB_RHASH_DEFAULT_P(h) (RHASH(h)->flags & MRB_HASH_DEFAULT) +#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*); + +MRB_END_DECL + +#endif /* MRUBY_HASH_H */ |