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epoc32/include/stdapis/glib-2.0/glib/ghash.h
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:27:01 +0100
branchSymbian2
changeset 3 e1b950c65cb4
parent 0 061f57f2323e
permissions -rw-r--r--
Attempt to represent the S^2->S^3 header reorganisation as a series of "hg rename" operations 
     1 /* GLIB - Library of useful routines for C programming

     2  * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald

     3  * Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.

     4  *

     5  * This library is free software; you can redistribute it and/or

     6  * modify it under the terms of the GNU Lesser General Public

     7  * License as published by the Free Software Foundation; either

     8  * version 2 of the License, or (at your option) any later version.

     9  *

    10  * This library is distributed in the hope that it will be useful,

    11  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU

    13  * Lesser General Public License for more details.

    14  *

    15  * You should have received a copy of the GNU Lesser General Public

    16  * License along with this library; if not, write to the

    17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

    18  * Boston, MA 02111-1307, USA.

    19  */

    20 

    21 /*

    22  * Modified by the GLib Team and others 1997-2000.  See the AUTHORS

    23  * file for a list of people on the GLib Team.  See the ChangeLog

    24  * files for a list of changes.  These files are distributed with

    25  * GLib at ftp://ftp.gtk.org/pub/gtk/. 

    26  */

    27 

    28 #ifndef __G_HASH_H__

    29 #define __G_HASH_H__

    30 

    31 #include <_ansi.h>

    32 #include <glib/gtypes.h>

    33 

    34 G_BEGIN_DECLS

    35 

    36 typedef struct _GHashTable  GHashTable;

    37 

    38 typedef gboolean  (*GHRFunc)  (gpointer  key,

    39                                gpointer  value,

    40                                gpointer  user_data);

    41 

    42 /* Hash tables

    43  */

    44 IMPORT_C GHashTable* g_hash_table_new		   (GHashFunc	    hash_func,

    45 					    GEqualFunc	    key_equal_func);

    46 IMPORT_C GHashTable* g_hash_table_new_full      	   (GHashFunc	    hash_func,

    47 					    GEqualFunc	    key_equal_func,

    48 					    GDestroyNotify  key_destroy_func,

    49 					    GDestroyNotify  value_destroy_func);

    50 IMPORT_C void	    g_hash_table_destroy	   (GHashTable	   *hash_table);

    51 IMPORT_C void	    g_hash_table_insert		   (GHashTable	   *hash_table,

    52 					    gpointer	    key,

    53 					    gpointer	    value);

    54 IMPORT_C void        g_hash_table_replace           (GHashTable     *hash_table,

    55 					    gpointer	    key,

    56 					    gpointer	    value);

    57 IMPORT_C gboolean    g_hash_table_remove		   (GHashTable	   *hash_table,

    58 					    gconstpointer   key);

    59 IMPORT_C gboolean    g_hash_table_steal             (GHashTable     *hash_table,

    60 					    gconstpointer   key);

    61 IMPORT_C gpointer    g_hash_table_lookup		   (GHashTable	   *hash_table,

    62 					    gconstpointer   key);

    63 IMPORT_C gboolean    g_hash_table_lookup_extended   (GHashTable	   *hash_table,

    64 					    gconstpointer   lookup_key,

    65 					    gpointer	   *orig_key,

    66 					    gpointer	   *value);

    67 IMPORT_C void	    g_hash_table_foreach	   (GHashTable	   *hash_table,

    68 					    GHFunc	    func,

    69 					    gpointer	    user_data);

    70 IMPORT_C gpointer    g_hash_table_find	   (GHashTable	   *hash_table,

    71 					    GHRFunc	    predicate,

    72 					    gpointer	    user_data);

    73 IMPORT_C guint	    g_hash_table_foreach_remove	   (GHashTable	   *hash_table,

    74 					    GHRFunc	    func,

    75 					    gpointer	    user_data);

    76 IMPORT_C guint	    g_hash_table_foreach_steal	   (GHashTable	   *hash_table,

    77 					    GHRFunc	    func,

    78 					    gpointer	    user_data);

    79 IMPORT_C guint	    g_hash_table_size		   (GHashTable	   *hash_table);

    80 

    81 /* keeping hash tables alive */

    82 IMPORT_C GHashTable* g_hash_table_ref   		   (GHashTable 	   *hash_table);

    83 IMPORT_C void        g_hash_table_unref             (GHashTable     *hash_table);

    84 

    85 #ifndef G_DISABLE_DEPRECATED

    86 

    87 /* The following two functions are deprecated and will be removed in

    88  * the next major release. They do no good. */

    89 #define g_hash_table_freeze(hash_table) ((void)0)

    90 #define g_hash_table_thaw(hash_table) ((void)0)

    91 

    92 #endif /* G_DISABLE_DEPRECATED */

    93 

    94 /* Hash Functions

    95  */

    96 IMPORT_C gboolean g_str_equal (gconstpointer  v1,

    97                       gconstpointer  v2);

    98 IMPORT_C guint    g_str_hash  (gconstpointer  v);

    99 

   100 IMPORT_C gboolean g_int_equal (gconstpointer  v1,

   101                       gconstpointer  v2);

   102 IMPORT_C guint    g_int_hash  (gconstpointer  v);

   103 

   104 /* This "hash" function will just return the key's address as an

   105  * unsigned integer. Useful for hashing on plain addresses or

   106  * simple integer values.

   107  * Passing NULL into g_hash_table_new() as GHashFunc has the

   108  * same effect as passing g_direct_hash().

   109  */

   110 IMPORT_C guint    g_direct_hash  (gconstpointer  v) G_GNUC_CONST;

   111 IMPORT_C gboolean g_direct_equal (gconstpointer  v1,

   112                          gconstpointer  v2) G_GNUC_CONST;

   113 

   114 G_END_DECLS

   115 

   116 #endif /* __G_HASH_H__ */

   117
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