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/*
* 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 *
xstrdup(const char *s)
{
void *ret = malloc(strlen(s) + 1);
if (ret == NULL)
outofmemory();
strcpy(ret, s);
return ret;
}
void *
xstrndup(const char *s, size_t len)
{
void *ret = malloc(len + 1);
if (ret == NULL)
outofmemory();
strlcpy(ret, s, len + 1);
return ret;
}
/* 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
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