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/* Basic test of passwd database handling.
Copyright (C) 2017-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <nss.h>
#include <pwd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <support/support.h>
#include "nss_test.h"
static int hook_called = 0;
/* Note: the values chosen here are arbitrary; they need only be
unique within the table. However, they do need to match the
"pwdids" array further down. */
static struct passwd pwd_table[] = {
PWD (100),
PWD (30),
PWD (200),
PWD (60),
PWD (20000),
PWD_LAST ()
};
void
_nss_test1_init_hook(test_tables *t)
{
hook_called = 1;
t->pwd_table = pwd_table;
}
static int
do_test (void)
{
int retval = 0;
__nss_configure_lookup ("passwd", "test1");
/* This must match the pwd_table above. */
static const unsigned int pwdids[] = { 100, 30, 200, 60, 20000 };
#define npwdids (sizeof (pwdids) / sizeof (pwdids[0]))
setpwent ();
const unsigned int *np = pwdids;
for (struct passwd *p = getpwent (); p != NULL; ++np, p = getpwent ())
{
retval += compare_passwds (np-pwdids, p, & pwd_table[np-pwdids]);
if (p->pw_uid != *np || strncmp (p->pw_name, "name", 4) != 0
|| atol (p->pw_name + 4) != *np)
{
printf ("FAIL: passwd entry %td wrong (%s, %u)\n",
np - pwdids, p->pw_name, p->pw_uid);
retval = 1;
break;
}
}
endpwent ();
for (int i = npwdids - 1; i >= 0; --i)
{
char buf[30];
snprintf (buf, sizeof (buf), "name%u", pwdids[i]);
struct passwd *p = getpwnam (buf);
if (p == NULL || p->pw_uid != pwdids[i] || strcmp (buf, p->pw_name) != 0)
{
printf ("FAIL: passwd entry \"%s\" wrong\n", buf);
retval = 1;
}
p = getpwuid (pwdids[i]);
if (p == NULL || p->pw_uid != pwdids[i] || strcmp (buf, p->pw_name) != 0)
{
printf ("FAIL: passwd entry %u wrong\n", pwdids[i]);
retval = 1;
}
snprintf (buf, sizeof (buf), "name%u", pwdids[i] + 1);
p = getpwnam (buf);
if (p != NULL)
{
printf ("FAIL: passwd entry \"%s\" wrong\n", buf);
retval = 1;
}
p = getpwuid (pwdids[i] + 1);
if (p != NULL)
{
printf ("FAIL: passwd entry %u wrong\n", pwdids[i] + 1);
retval = 1;
}
}
if (!hook_called)
{
retval = 1;
printf("FAIL: init hook never called\n");
}
return retval;
}
#include <support/test-driver.c>
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