add hashtable functions

  htnew, htdelete, htput, htget, htclear, htsize
  htiterator, htinextkey, hticheck, htidelete

1 files changed, 43 insertions, 0 deletions

diff --git a/src/emap/hashtable.h b/src/emap/hashtable.h
new file mode 100644
index 0000000..44712cd
--- /dev/null
+++ b/src/emap/hashtable.h
@@ -0,0 +1,43 @@
+// Copyright (c) Copyright (c) Hercules Dev Team, licensed under GNU GPL.
+// Copyright (c) 2015 - 2016 Evol developers
+
+#ifndef EVOL_HASH_TABLE
+#define EVOL_HASH_TABLE
+
+#include "common/hercules.h"
+#include "common/db.h"
+
+#define HT_MAX_KEY_LEN 32
+
+struct htreg_interface
+{
+    int64 last_id;
+    int64 last_iterator_id;
+    struct DBMap *htables;
+    struct DBMap *iterators;
+    void (*init) (void);
+    void (*final) (void);
+    int64 (*new_hashtable) (void);
+    bool (*destroy_hashtable) (int64 id);
+    bool (*hashtable_exists) (int64 id);
+    int64 (*hashtable_size) (int64 id);
+    bool (*clear_hashtable) (int64 id);
+    const struct DBData* (*hashtable_getvalue) (int64 id, const char *key,
+                                                const struct DBData *defval);
+    bool (*hashtable_setvalue) (int64 id, const char *key,
+                                const struct DBData value);
+
+    int64 (*create_iterator) (int64 id);
+    bool (*destroy_iterator) (int64 id);
+    bool (*iterator_check) (int64 id);
+    bool (*iterator_exists) (int64 id);
+    const char* (*iterator_nextkey) (int64 id);
+};
+
+void htreg_defaults(void);
+void htreg_init(void);
+void htreg_final(void);
+
+HPShared struct htreg_interface *htreg;
+
+#endif  // EVOL_HASH_TABLE