[bcl] Fix a few hardcoded socket ports in tests (#5471)
[mono-project.git] / mono / eglib / gmem.c
blobeff478dcbfad01f9ee41cc709a90342a6b3d2550
1 /*
2 * gmem.c: memory utility functions
4 * Author:
5 * Gonzalo Paniagua Javier (gonzalo@novell.com)
7 * (C) 2006 Novell, Inc.
9 * Permission is hereby granted, free of charge, to any person obtaining
10 * a copy of this software and associated documentation files (the
11 * "Software"), to deal in the Software without restriction, including
12 * without limitation the rights to use, copy, modify, merge, publish,
13 * distribute, sublicense, and/or sell copies of the Software, and to
14 * permit persons to whom the Software is furnished to do so, subject to
15 * the following conditions:
17 * The above copyright notice and this permission notice shall be
18 * included in all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include <config.h>
29 #include <stdio.h>
30 #include <string.h>
31 #include <glib.h>
33 #if defined (ENABLE_OVERRIDABLE_ALLOCATORS)
35 static GMemVTable sGMemVTable = { malloc, realloc, free, calloc };
37 void
38 g_mem_set_vtable (GMemVTable* vtable)
40 sGMemVTable.calloc = vtable->calloc ? vtable->calloc : calloc;
41 sGMemVTable.realloc = vtable->realloc ? vtable->realloc : realloc;
42 sGMemVTable.malloc = vtable->malloc ? vtable->malloc : malloc;
43 sGMemVTable.free = vtable->free ? vtable->free : free;
46 #define G_FREE_INTERNAL sGMemVTable.free
47 #define G_REALLOC_INTERNAL sGMemVTable.realloc
48 #define G_CALLOC_INTERNAL sGMemVTable.calloc
49 #define G_MALLOC_INTERNAL sGMemVTable.malloc
50 #else
52 void
53 g_mem_set_vtable (GMemVTable* vtable)
57 #define G_FREE_INTERNAL free
58 #define G_REALLOC_INTERNAL realloc
59 #define G_CALLOC_INTERNAL calloc
60 #define G_MALLOC_INTERNAL malloc
61 #endif
62 void
63 g_free (void *ptr)
65 if (ptr != NULL)
66 G_FREE_INTERNAL (ptr);
69 gpointer
70 g_memdup (gconstpointer mem, guint byte_size)
72 gpointer ptr;
74 if (mem == NULL)
75 return NULL;
77 ptr = g_malloc (byte_size);
78 if (ptr != NULL)
79 memcpy (ptr, mem, byte_size);
81 return ptr;
84 gpointer g_realloc (gpointer obj, gsize size)
86 gpointer ptr;
87 if (!size) {
88 g_free (obj);
89 return 0;
91 ptr = G_REALLOC_INTERNAL (obj, size);
92 if (ptr)
93 return ptr;
94 g_error ("Could not allocate %i bytes", size);
97 gpointer
98 g_malloc (gsize x)
100 gpointer ptr;
101 if (!x)
102 return 0;
103 ptr = G_MALLOC_INTERNAL (x);
104 if (ptr)
105 return ptr;
106 g_error ("Could not allocate %i bytes", x);
109 gpointer g_calloc (gsize n, gsize x)
111 gpointer ptr;
112 if (!x || !n)
113 return 0;
114 ptr = G_CALLOC_INTERNAL (n, x);
115 if (ptr)
116 return ptr;
117 g_error ("Could not allocate %i (%i * %i) bytes", x*n, n, x);
119 gpointer g_malloc0 (gsize x)
121 return g_calloc (1,x);
124 gpointer g_try_malloc (gsize x)
126 if (x)
127 return G_MALLOC_INTERNAL (x);
128 return 0;
132 gpointer g_try_realloc (gpointer obj, gsize size)
134 if (!size) {
135 G_FREE_INTERNAL (obj);
136 return 0;
138 return G_REALLOC_INTERNAL (obj, size);