user_null.c

/*-
 * Copyright (c) 2010 Ben Harris
 * 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 author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 <assert.h>
#include <string.h>

#include "extern.h"
#include "fileserver.h"

static char *
null_validate(char *user, char const *pw, int *opt4)
{
    assert(fixedurd);
    *opt4 = default_opt4;
    return strdup(fixedurd);
}

static char *
null_urd(char const *user)
{

    assert(fixedurd);
    return strdup(fixedurd);
}

static int
null_change(char const *user, char const *oldpw, char const *newpw)
{
    assert(fixedurd);
    return -1; /* failure */
}

static int
null_get_priv(const char *user)
{
    assert(fixedurd);
    return EC_FS_PRIV_SYST;
}

static int
null_set_priv(struct fs_client *client, const char *user, const char *newpriv)
{
    assert(fixedurd);
    return -1; /* failure */
}

static int
null_add_user(char *user)
{
    assert(fixedurd);
    return -1; /* failure */
}

static bool
null_is_user(char *user)
{
    assert(fixedurd);
    return true; /* should always return true */
}

static int
null_set_opt4(char const *user, int opt4)
{
    assert(fixedurd);
    return -1; /* failure */
}

static int 
null_del_user(char *user)
{
    assert(fixedurd);
    return -1; /* failure */
}

struct user_funcs const user_null = {
    null_validate, null_urd, null_change, null_set_opt4, 
    null_set_priv, null_get_priv,
    null_add_user, null_is_user, null_del_user
};