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deb-mbse/mbsebbs/pwio.c

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2001-08-17 05:46:24 +00:00
/*****************************************************************************
*
* File ..................: mbuseradd/pwio.c
* Purpose ...............: MBSE BBS Shadow Password Suite
* Last modification date : 18-Sep-2000
* Original Source .......: Shadow Password Suite
* Original Copyrioght ...: Julianne Frances Haugh and others.
*
*****************************************************************************
* Copyright (C) 1997-2000
*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS 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, or (at your option) any
* later version.
*
* MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
#include "../config.h"
#include <stdio.h>
#include <stdlib.h>
#include <pwd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include "sgetpwent.h"
#include "commonio.h"
#include "pwio.h"
struct passwd *__pw_dup(const struct passwd *pwent)
{
struct passwd *pw;
if (!(pw = (struct passwd *) malloc(sizeof *pw)))
return NULL;
*pw = *pwent;
if (!(pw->pw_name = strdup(pwent->pw_name)))
return NULL;
if (!(pw->pw_passwd = strdup(pwent->pw_passwd)))
return NULL;
#ifdef ATT_AGE
if (!(pw->pw_age = strdup(pwent->pw_age)))
return NULL;
#endif
#ifdef ATT_COMMENT
if (!(pw->pw_comment = strdup(pwent->pw_comment)))
return NULL;
#endif
if (!(pw->pw_gecos = strdup(pwent->pw_gecos)))
return NULL;
if (!(pw->pw_dir = strdup(pwent->pw_dir)))
return NULL;
if (!(pw->pw_shell = strdup(pwent->pw_shell)))
return NULL;
return pw;
}
static void *passwd_dup(const void *ent)
{
const struct passwd *pw = ent;
return __pw_dup(pw);
}
static void passwd_free(void *ent)
{
struct passwd *pw = ent;
free(pw->pw_name);
free(pw->pw_passwd);
#ifdef ATT_AGE
free(pw->pw_age);
#endif
#ifdef ATT_COMMENT
free(pw->pw_comment);
#endif
free(pw->pw_gecos);
free(pw->pw_dir);
free(pw->pw_shell);
free(pw);
}
static const char *passwd_getname(const void *ent)
{
const struct passwd *pw = ent;
return pw->pw_name;
}
static void *passwd_parse(const char *line)
{
return (void *) sgetpwent(line);
}
static int passwd_put(const void *ent, FILE *file)
{
const struct passwd *pw = ent;
return (putpwent(pw, file) == -1) ? -1 : 0;
}
static struct commonio_ops passwd_ops = {
passwd_dup,
passwd_free,
passwd_getname,
passwd_parse,
passwd_put,
fgets,
fputs
};
static struct commonio_db passwd_db = {
"/etc/passwd",
&passwd_ops,
NULL,
NULL,
NULL,
NULL,
0,
0,
0,
0
};
int pw_name(const char *filename)
{
return commonio_setname(&passwd_db, filename);
}
int pw_lock(void)
{
return commonio_lock(&passwd_db);
}
int pw_lock_first(void)
{
return commonio_lock_first(&passwd_db);
}
int pw_open(int mode)
{
return commonio_open(&passwd_db, mode);
}
const struct passwd *pw_locate(const char *name)
{
return commonio_locate(&passwd_db, name);
}
int pw_update(const struct passwd *pw)
{
return commonio_update(&passwd_db, (const void *) pw);
}
int pw_remove(const char *name)
{
return commonio_remove(&passwd_db, name);
}
int pw_rewind(void)
{
return commonio_rewind(&passwd_db);
}
const struct passwd *pw_next(void)
{
return commonio_next(&passwd_db);
}
int pw_close(void)
{
return commonio_close(&passwd_db);
}
int pw_unlock(void)
{
return commonio_unlock(&passwd_db);
}
struct commonio_entry *__pw_get_head(void)
{
return passwd_db.head;
}
void __pw_del_entry(const struct commonio_entry *ent)
{
commonio_del_entry(&passwd_db, ent);
}