1    | /***************************************
2    |   $Revision: 1.3 $
3    | 
4    |   Utilities (ut). memwrap.c - memory allocation wrappers. 
5    |                               Facilitate easy changing a memory allocation
6    | 			      library and provide uniform error codes.
7    | 
8    |   Status: NOT REVUED, TESTED, 
9    | 
10   |   Design and implementation by: Marek Bukowy
11   | 
12   |   ******************/ /******************
13   |   Copyright (c) 1999                              RIPE NCC
14   |  
15   |   All Rights Reserved
16   |   
17   |   Permission to use, copy, modify, and distribute this software and its
18   |   documentation for any purpose and without fee is hereby granted,
19   |   provided that the above copyright notice appear in all copies and that
20   |   both that copyright notice and this permission notice appear in
21   |   supporting documentation, and that the name of the author not be
22   |   used in advertising or publicity pertaining to distribution of the
23   |   software without specific, written prior permission.
24   |   
25   |   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
26   |   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
27   |   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
28   |   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
29   |   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
30   |   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
31   |   ***************************************/
32   | 
33   | #include <stdlib.h>
34   | #include <erroutines.h>
35   | #include <stubs.h>
36   | 
37   | er_ret_t 
38   | wr_malloc(void **ptr, size_t size) 
39   | {
40   |   if( (*ptr = malloc(size)) == NULL ) {
41   |     /* die; */ /* this should return an appropriate error number */
42   |     return UT_OUTMEM;
43   |   }
44   |   else
45   |   	return UT_OK;
46   | }
47   | 
48   | er_ret_t 
49   | wr_calloc(void **ptr, size_t num, size_t size) 
50   | {
51   | void *newalloc;
52   | 
53   |   newalloc = calloc(num, size);
54   | 
55   |   if( newalloc == NULL ) {
56   |     /*die; */ /* this should return an appropriate error number */
57   |     return UT_OUTMEM;
58   |   }
59   |   else {
60   |     *ptr=newalloc;
61   |     return UT_OK;
62   |   }
63   | }
64   | 
65   | 
66   | er_ret_t  
67   | wr_realloc(void **ptr, void *oldptr, size_t size) 
68   | {
69   |   if( (*ptr = realloc(oldptr, size)) == NULL ) {
70   |     /* die;  */ /* this should return an appropriate error number */
71   |    return UT_OUTMEM;
72   |   } 
73   |   else
74   |     return UT_OK;
75   | }
76   | 
77   | er_ret_t 
78   | wr_free(void *ptr) 
79   | {
80   |   free(ptr);
81   |   return UT_OK;
82   | }
83   | 
84   |