glib/garray.h

   1 /* GLIB - Library of useful routines for C programming
   2  * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 /*
  21  * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
  22  * file for a list of people on the GLib Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GLib at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 #if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__G_LIB_H__) && !defined (GLIB_COMPILATION)
  28 #error "Only <glib.h> can be included directly."
  29 #endif
  30
  31 #ifndef __G_ARRAY_H__
  32 #define __G_ARRAY_H__
  33
  34 #include <glib/gtypes.h>
  35
  36 G_BEGIN_DECLS
  37
  38 typedef struct _GArray          GArray;
  39 typedef struct _GByteArray      GByteArray;
  40 typedef struct _GPtrArray       GPtrArray;
  41
  42 struct _GArray
  43 {
  44   gchar *data;
  45   guint len;
  46 };
  47
  48 struct _GByteArray
  49 {
  50   guint8 *data;
  51   guint   len;
  52 };
  53
  54 struct _GPtrArray
  55 {
  56   gpointer *pdata;
  57   guint     len;
  58 };
  59
  60 /* Resizable arrays. remove fills any cleared spot and shortens the
  61  * array, while preserving the order. remove_fast will distort the
  62  * order by moving the last element to the position of the removed.
  63  */
  64
  65 #define g_array_append_val(a,v)   g_array_append_vals (a, &(v), 1)
  66 #define g_array_prepend_val(a,v)  g_array_prepend_vals (a, &(v), 1)
  67 #define g_array_insert_val(a,i,v) g_array_insert_vals (a, i, &(v), 1)
  68 #define g_array_index(a,t,i)      (((t*) (void *) (a)->data) [(i)])
  69
  70 GArray* g_array_new               (gboolean          zero_terminated,
  71                                    gboolean          clear_,
  72                                    guint             element_size);
  73 GArray* g_array_sized_new         (gboolean          zero_terminated,
  74                                    gboolean          clear_,
  75                                    guint             element_size,
  76                                    guint             reserved_size);
  77 gchar*  g_array_free              (GArray           *array,
  78                                    gboolean          free_segment);
  79 GArray* g_array_append_vals       (GArray           *array,
  80                                    gconstpointer     data,
  81                                    guint             len);
  82 GArray* g_array_prepend_vals      (GArray           *array,
  83                                    gconstpointer     data,
  84                                    guint             len);
  85 GArray* g_array_insert_vals       (GArray           *array,
  86                                    guint             index_,
  87                                    gconstpointer     data,
  88                                    guint             len);
  89 GArray* g_array_set_size          (GArray           *array,
  90                                    guint             length);
  91 GArray* g_array_remove_index      (GArray           *array,
  92                                    guint             index_);
  93 GArray* g_array_remove_index_fast (GArray           *array,
  94                                    guint             index_);
  95 GArray* g_array_remove_range      (GArray           *array,
  96                                    guint             index_,
  97                                    guint             length);
  98 void    g_array_sort              (GArray           *array,
  99                                    GCompareFunc      compare_func);
 100 void    g_array_sort_with_data    (GArray           *array,
 101                                    GCompareDataFunc  compare_func,
 102                                    gpointer          user_data);
 103
 104 /* Resizable pointer array.  This interface is much less complicated
 105  * than the above.  Add appends a pointer.  Remove fills any cleared
 106  * spot and shortens the array. remove_fast will again distort order.
 107  */
 108 #define    g_ptr_array_index(array,index_) ((array)->pdata)[index_]
 109 GPtrArray* g_ptr_array_new                (void);
 110 GPtrArray* g_ptr_array_sized_new          (guint             reserved_size);
 111 gpointer*  g_ptr_array_free               (GPtrArray        *array,
 112                                            gboolean          free_seg);
 113 void       g_ptr_array_set_size           (GPtrArray        *array,
 114                                            gint              length);
 115 gpointer   g_ptr_array_remove_index       (GPtrArray        *array,
 116                                            guint             index_);
 117 gpointer   g_ptr_array_remove_index_fast  (GPtrArray        *array,
 118                                            guint             index_);
 119 gboolean   g_ptr_array_remove             (GPtrArray        *array,
 120                                            gpointer          data);
 121 gboolean   g_ptr_array_remove_fast        (GPtrArray        *array,
 122                                            gpointer          data);
 123 void       g_ptr_array_remove_range       (GPtrArray        *array,
 124                                            guint             index_,
 125                                            guint             length);
 126 void       g_ptr_array_add                (GPtrArray        *array,
 127                                            gpointer          data);
 128 void       g_ptr_array_sort               (GPtrArray        *array,
 129                                            GCompareFunc      compare_func);
 130 void       g_ptr_array_sort_with_data     (GPtrArray        *array,
 131                                            GCompareDataFunc  compare_func,
 132                                            gpointer          user_data);
 133 void       g_ptr_array_foreach            (GPtrArray        *array,
 134                                            GFunc             func,
 135                                            gpointer          user_data);
 136
 137
 138 /* Byte arrays, an array of guint8.  Implemented as a GArray,
 139  * but type-safe.
 140  */
 141
 142 GByteArray* g_byte_array_new               (void);
 143 GByteArray* g_byte_array_sized_new         (guint             reserved_size);
 144 guint8*     g_byte_array_free              (GByteArray       *array,
 145                                             gboolean          free_segment);
 146 GByteArray* g_byte_array_append            (GByteArray       *array,
 147                                             const guint8     *data,
 148                                             guint             len);
 149 GByteArray* g_byte_array_prepend           (GByteArray       *array,
 150                                             const guint8     *data,
 151                                             guint             len);
 152 GByteArray* g_byte_array_set_size          (GByteArray       *array,
 153                                             guint             length);
 154 GByteArray* g_byte_array_remove_index      (GByteArray       *array,
 155                                             guint             index_);
 156 GByteArray* g_byte_array_remove_index_fast (GByteArray       *array,
 157                                             guint             index_);
 158 GByteArray* g_byte_array_remove_range      (GByteArray       *array,
 159                                             guint             index_,
 160                                             guint             length);
 161 void        g_byte_array_sort              (GByteArray       *array,
 162                                             GCompareFunc      compare_func);
 163 void        g_byte_array_sort_with_data    (GByteArray       *array,
 164                                             GCompareDataFunc  compare_func,
 165                                             gpointer          user_data);
 166
 167 G_END_DECLS
 168
 169 #endif /* __G_ARRAY_H__ */