shadow/lib/groupmem.c
nekral-guest 5bdf239a66 * lib/shadowmem.c: Added spw_free().
* lib/shadowio.c: Use spw_free() for shadow_free().
	* lib/groupmem.c: Added gr_free().
	* lib/groupio.c: Use gr_free() for group_free().
	* lib/pwmem.c: Include define.h before prototypes.h
	* lib/pwmem.c: Added pw_free().
	* lib/pwio.c: Use pw_free() for passwd_free().
	* lib/sgroupio.c: Added sgr_free().
	* lib/sgroupio.c: Use sgr_free() for gshadow_free().
	* lib/prototypes.h: Added gr_free(), pw_free(), sgr_free(),
	spw_free().
2009-04-21 22:14:10 +00:00

90 lines
2.7 KiB
C

/*
* Copyright (c) 1990 - 1994, Julianne Frances Haugh
* Copyright (c) 1996 - 2000, Marek Michałkiewicz
* Copyright (c) 2001 , Michał Moskal
* Copyright (c) 2005 , Tomasz Kłoczko
* Copyright (c) 2007 , Nicolas François
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the copyright holders or contributors may not be used to
* endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <config.h>
#ident "$Id$"
#include "prototypes.h"
#include "defines.h"
#include "groupio.h"
struct group *__gr_dup (const struct group *grent)
{
struct group *gr;
int i;
gr = (struct group *) malloc (sizeof *gr);
if (NULL == gr) {
return NULL;
}
*gr = *grent;
gr->gr_name = strdup (grent->gr_name);
if (NULL == gr->gr_name) {
return NULL;
}
gr->gr_passwd = strdup (grent->gr_passwd);
if (NULL == gr->gr_passwd) {
return NULL;
}
for (i = 0; grent->gr_mem[i]; i++);
gr->gr_mem = (char **) malloc ((i + 1) * sizeof (char *));
if (NULL == gr->gr_mem) {
return NULL;
}
for (i = 0; grent->gr_mem[i]; i++) {
gr->gr_mem[i] = strdup (grent->gr_mem[i]);
if (NULL == gr->gr_mem[i]) {
return NULL;
}
}
gr->gr_mem[i] = NULL;
return gr;
}
void gr_free (struct group *grent)
{
free (grent->gr_name);
memzero (grent->gr_passwd, strlen (grent->gr_passwd));
free (grent->gr_passwd);
while (*(grent->gr_mem)) {
free (*(grent->gr_mem));
grent->gr_mem++;
}
free (grent);
}