ircd-hybrid-8/src/memory.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  memory.c: Memory utilities.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id$
 */


#include "stdinc.h"
#include "ircd_defs.h"
#include "irc_string.h"
#include "memory.h"
#include "log.h"
#include "restart.h"


/*
 * MyMalloc - allocate memory, call outofmemory on failure
 */
void *
MyMalloc(size_t size)
{
  void *ret = calloc(1, size);

  if (ret == NULL)
    outofmemory();

  return ret;
}

/*
 * MyRealloc - reallocate memory, call outofmemory on failure
 */
void *
MyRealloc(void *x, size_t y)
{
  void *ret = realloc(x, y);

  if (ret == NULL)
    outofmemory();

  return ret;
}

void
MyFree(void *x)
{
  if (x)
    free(x);
}

void
_DupString(char **x, const char *y)
{
  (*x) = malloc(strlen(y) + 1);
  strcpy((*x), y);
}

/* outofmemory()
 *
 * input        - NONE
 * output       - NONE
 * side effects - simply try to report there is a problem.
 *                Abort if it was called more than once
 */
void
outofmemory(void)
{
  static int was_here = 0;

  if (was_here++)
    abort();

  ilog(LOG_TYPE_IRCD, "Out of memory: restarting server...");
  restart("Out of Memory");
}

#ifndef NDEBUG
/*
 * frob some memory. debugging time.
 * -- adrian
 */
void
mem_frob(void *data, int len)
{
  /* correct for Intel only! little endian */
  unsigned char b[4] = { 0xef, 0xbe, 0xad, 0xde };
  int i;
  char *cdata = data;

  for (i = 0; i < len; i++)
  {
    *cdata = b[i % 4];
    cdata++;
  }
}
#endif
Revision:	1309
Committed:	Sun Mar 25 11:24:18 2012 UTC (12 years ago) by michael
Content type:	text/x-csrc
File size:	2253 byte(s)
Log Message:	- renaming files: ircd_parser.y -> conf_parser.y ircd_lexer.l -> conf_lexer.l s_conf.c -> conf.c s_conf.h -> conf.h s_log.c -> log.c s_log.h -> log.h
#	Content
1	/*
2	* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	* memory.c: Memory utilities.
4	*
5	* Copyright (C) 2002 by the past and present ircd coders, and others.
6	*
7	* This program is free software; you can redistribute it and/or modify
8	* it under the terms of the GNU General Public License as published by
9	* the Free Software Foundation; either version 2 of the License, or
10	* (at your option) any later version.
11	*
12	* This program is distributed in the hope that it will be useful,
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	* GNU General Public License for more details.
16	*
17	* You should have received a copy of the GNU General Public License
18	* along with this program; if not, write to the Free Software
19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20	* USA
21	*
22	* $Id$
23	*/
24
25
26	#include "stdinc.h"
27	#include "ircd_defs.h"
28	#include "irc_string.h"
29	#include "memory.h"
30	#include "log.h"
31	#include "restart.h"
32
33
34	/*
35	* MyMalloc - allocate memory, call outofmemory on failure
36	*/
37	void *
38	MyMalloc(size_t size)
39	{
40	void *ret = calloc(1, size);
41
42	if (ret == NULL)
43	outofmemory();
44
45	return ret;
46	}
47
48	/*
49	* MyRealloc - reallocate memory, call outofmemory on failure
50	*/
51	void *
52	MyRealloc(void *x, size_t y)
53	{
54	void *ret = realloc(x, y);
55
56	if (ret == NULL)
57	outofmemory();
58
59	return ret;
60	}
61
62	void
63	MyFree(void *x)
64	{
65	if (x)
66	free(x);
67	}
68
69	void
70	_DupString(char *x, const char y)
71	{
72	(*x) = malloc(strlen(y) + 1);
73	strcpy((*x), y);
74	}
75
76	/* outofmemory()
77	*
78	* input - NONE
79	* output - NONE
80	* side effects - simply try to report there is a problem.
81	* Abort if it was called more than once
82	*/
83	void
84	outofmemory(void)
85	{
86	static int was_here = 0;
87
88	if (was_here++)
89	abort();
90
91	ilog(LOG_TYPE_IRCD, "Out of memory: restarting server...");
92	restart("Out of Memory");
93	}
94
95	#ifndef NDEBUG
96	/*
97	* frob some memory. debugging time.
98	* -- adrian
99	*/
100	void
101	mem_frob(void *data, int len)
102	{
103	/* correct for Intel only! little endian */
104	unsigned char b[4] = { 0xef, 0xbe, 0xad, 0xde };
105	int i;
106	char *cdata = data;
107
108	for (i = 0; i < len; i++)
109	{
110	*cdata = b[i % 4];
111	cdata++;
112	}
113	}
114	#endif