[irc/rqf/shadowircd.git] / libcharybdis / tools.c

/*
 *  ircd-ratbox: A slightly useful ircd.
 *  tools.c: Various functions needed here and there.
 *
 *  Copyright (C) 1996-2002 Hybrid Development Team
 *  Copyright (C) 2002-2005 ircd-ratbox development team
 *
 *  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: tools.c 3201 2007-02-04 01:59:38Z jilles $
 *
 *  Here is the original header:
 *
 *  Useful stuff, ripped from places ..
 *  adrian chadd <adrian@creative.net.au>
 *
 * When you update these functions make sure you update the ones in tools.h
 * as well!!!
 */

#include "stdinc.h"
#define TOOLS_C
#include "tools.h"
#include "balloc.h"
#include "s_user.h"

#ifndef NDEBUG
/*
 * frob some memory. debugging time.
 * -- adrian
 */
void
mem_frob(void *data, int len)
{
	unsigned long x = 0xdeadbeef;
	unsigned char *b = (unsigned char *)&x;
	int i;
	char *cdata = data;
	for (i = 0; i < len; i++)
	{
		*cdata = b[i % 4];
		cdata++;
	}
}
#endif

/*
 * init_dlink_nodes
 *
 */
extern BlockHeap *dnode_heap;
void
init_dlink_nodes(void)
{
	dnode_heap = BlockHeapCreate(sizeof(dlink_node), DNODE_HEAP_SIZE);
	if(dnode_heap == NULL)
		outofmemory();
}

/*
 * make_dlink_node
 *
 * inputs	- NONE
 * output	- pointer to new dlink_node
 * side effects	- NONE
 */
dlink_node *
make_dlink_node(void)
{
	return(BlockHeapAlloc(dnode_heap));
}

/*
 * free_dlink_node
 *
 * inputs	- pointer to dlink_node
 * output	- NONE
 * side effects	- free given dlink_node 
 */
void
free_dlink_node(dlink_node * ptr)
{
	assert(ptr != NULL);

	BlockHeapFree(dnode_heap, ptr);
}
Commit	Line	Data
212380e3	1	/*
	2	* ircd-ratbox: A slightly useful ircd.
	3	* tools.c: Various functions needed here and there.
	4	*
	5	* Copyright (C) 1996-2002 Hybrid Development Team
	6	* Copyright (C) 2002-2005 ircd-ratbox development team
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation; either version 2 of the License, or
	11	* (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	21	* USA
	22	*
01cebbd8	23	* $Id: tools.c 3201 2007-02-04 01:59:38Z jilles $
212380e3	24	*
	25	* Here is the original header:
	26	*
	27	* Useful stuff, ripped from places ..
	28	* adrian chadd <adrian@creative.net.au>
	29	*
	30	* When you update these functions make sure you update the ones in tools.h
	31	* as well!!!
	32	*/
	33
	34	#include "stdinc.h"
	35	#define TOOLS_C
	36	#include "tools.h"
	37	#include "balloc.h"
	38	#include "s_user.h"
	39
	40	#ifndef NDEBUG
	41	/*
	42	* frob some memory. debugging time.
	43	* -- adrian
	44	*/
	45	void
	46	mem_frob(void *data, int len)
	47	{
	48	unsigned long x = 0xdeadbeef;
	49	unsigned char b = (unsigned char )&x;
	50	int i;
	51	char *cdata = data;
	52	for (i = 0; i < len; i++)
	53	{
	54	*cdata = b[i % 4];
	55	cdata++;
	56	}
	57	}
	58	#endif
	59
	60	/*
	61	* init_dlink_nodes
	62	*
	63	*/
	64	extern BlockHeap *dnode_heap;
	65	void
	66	init_dlink_nodes(void)
	67	{
	68	dnode_heap = BlockHeapCreate(sizeof(dlink_node), DNODE_HEAP_SIZE);
	69	if(dnode_heap == NULL)
	70	outofmemory();
	71	}
	72
	73	/*
	74	* make_dlink_node
	75	*
	76	* inputs - NONE
	77	* output - pointer to new dlink_node
	78	* side effects - NONE
	79	*/
	80	dlink_node *
	81	make_dlink_node(void)
	82	{
	83	return(BlockHeapAlloc(dnode_heap));
	84	}
	85
	86	/*
	87	* free_dlink_node
88	*
89	* inputs - pointer to dlink_node
90	* output - NONE
91	* side effects - free given dlink_node
92	*/
93	void
94	free_dlink_node(dlink_node * ptr)
95	{
96	assert(ptr != NULL);
97
98	BlockHeapFree(dnode_heap, ptr);
99	}