-/* Declarations for ident.
- Copyright (C) 1995, 1996 Markus Armbruster */
-
-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Martin Trapp, Christian Schaefer
-*/
-
-/* $Id$ */
+/*
+ * Project: libFIRM
+ * File name: ir/common/ident_t.h
+ * Purpose: Hash table to store names -- private header.
+ * Author: Goetz Lindenmaier
+ * Modified by:
+ * Created:
+ * CVS-ID: $Id$
+ * Copyright: (c) 1999-2003 Universität Karlsruhe
+ * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ */
# ifndef _IDENT_T_H_
# define _IDENT_T_H_
-#include <assert.h>
-#include <stddef.h>
-#include "misc.h"
-#include "set.h"
-#include "ident.h"
-
-# include "xprintf.h"
-# include "xp_help.h"
-
-/* Caution: strings _not_ zero-terminated! */
-#define ID_FROM_STR(str, len) \
- (assert ((len) > 0), \
- (const set_entry *)set_hinsert (id_set, (str), (len), ID_HASH ((str), (len))))
-#define ID_TO_STR(id) ((const char *)&(id)->dptr[0])
-#define ID_TO_STRLEN(id) ((id)->size)
-#define ID_TO_HASH(id) ((long)(id) + (id)->hash)
-
-ident *new_id_derived (const char *pfx, ident *);
-ident *new_id_internal (void);
-bool id_is_internal (ident *);
-void id_init (void);
-
-/* Vormals Debugunterstuetzung, entfernt (debug.h). */
-# define ID_VRFY(id) ((void)0)
+# include "ident.h"
-#ifdef NDEBUG
-# define IDS_VRFY(id) ((void)0)
-#else
-# define IDS_VRFY(id) ids_vrfy ((id))
-void ids_vrfy (ident **id);
-#endif
+/**
+ * Initialize the ident module.
+ *
+ * @param id_if The ident module interface, if NULL, the default
+ * libFirm ident module will be used.
+ * @param initial_n_idents Only used in the default libFirm ident module, initial
+ * number of entries in the hash table.
+ */
+void init_ident (ident_if_t *id_if, int initial_n_idents);
+/**
+ * Finishes the ident module, frees all entries.
+ */
+void finish_ident (void);
-#ifdef STATS
-# define id_stats() set_stats (id_set)
-#else
-# define id_stats() ((void)0)
-#endif
-
-/* Private */
-
-/* @@@ tune */
+/** The hash function of the internal ident module implementation. */
#define ID_HASH(str, len) \
((( ((unsigned char *)(str))[0] * 33 \
+ ((unsigned char *)(str))[(len)>>1]) * 31 \
+ ((unsigned char *)(str))[(len)-1]) * 9 \
+ (len))
-extern set *id_set;
-
-#if 0
-# define id_from_str ID_FROM_STR
-# define id_to_str ID_TO_STR
-# define id_to_strlen ID_TO_STRLEN
-#endif
-
-int ident_print (XP_PAR1, const xprintf_info *, XP_PARN);
-
# endif /* _IDENT_T_H_ */