1 /* GLIB sliced memory - fast threaded memory chunk allocator
2 * Copyright (C) 2005 Tim Janik
3 * Portions copyright (c) 2006 Nokia Corporation. All rights reserved.
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.
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.
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.
24 #error Include <glib.h> instead of <gslice.h>
27 #include <glib/gtypes.h>
31 /* slices - fast allocation/release of small memory blocks
33 IMPORT_C gpointer g_slice_alloc (gsize block_size) G_GNUC_MALLOC;
34 IMPORT_C gpointer g_slice_alloc0 (gsize block_size) G_GNUC_MALLOC;
35 IMPORT_C void g_slice_free1 (gsize block_size,
37 IMPORT_C void g_slice_free_chain_with_offset (gsize block_size,
40 #define g_slice_new(type) ((type*) g_slice_alloc (sizeof (type)))
41 #define g_slice_new0(type) ((type*) g_slice_alloc0 (sizeof (type)))
42 /* g_slice_free (MemoryBlockType,
43 * MemoryBlockType *mem_block);
44 * g_slice_free_chain (MemoryBlockType,
45 * MemoryBlockType *first_chain_block,
46 * memory_block_next_field);
47 * pseudo prototypes for the macro
48 * definitions following below.
51 /* we go through extra hoops to ensure type safety */
52 #define g_slice_free(type, mem) do { \
53 if (1) g_slice_free1 (sizeof (type), (mem)); \
54 else (void) ((type*) 0 == (mem)); \
56 #define g_slice_free_chain(type, mem_chain, next) do { \
57 if (1) g_slice_free_chain_with_offset (sizeof (type), \
58 (mem_chain), G_STRUCT_OFFSET (type, next)); \
59 else (void) ((type*) 0 == (mem_chain)); \
63 /* --- internal debugging API --- */
65 G_SLICE_CONFIG_ALWAYS_MALLOC = 1,
66 G_SLICE_CONFIG_BYPASS_MAGAZINES,
67 G_SLICE_CONFIG_WORKING_SET_MSECS,
68 G_SLICE_CONFIG_COLOR_INCREMENT,
69 G_SLICE_CONFIG_CHUNK_SIZES,
70 G_SLICE_CONFIG_CONTENTION_COUNTER
72 void g_slice_set_config (GSliceConfig ckey, gint64 value);
73 gint64 g_slice_get_config (GSliceConfig ckey);
74 gint64* g_slice_get_config_state (GSliceConfig ckey, gint64 address, guint *n_values);
78 #endif /* __G_SLICE_H__ */