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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 (__GLIB_H_INSIDE__) && !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__ */
170