mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-19 17:30:08 +00:00
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/* Test large input for sgetsgent (bug 30151).
|
|
Copyright (C) 2023-2024 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 <gshadow.h>
|
|
#include <stddef.h>
|
|
#include <support/check.h>
|
|
#include <support/support.h>
|
|
#include <support/xmemstream.h>
|
|
#include <stdlib.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
/* Create a shadow group with 1000 members. */
|
|
struct xmemstream mem;
|
|
xopen_memstream (&mem);
|
|
const char *passwd = "k+zD0nucwfxAo3sw1NXUj6K5vt5M16+X0TVGdE1uFvq5R8V7efJ";
|
|
fprintf (mem.out, "group-name:%s::m0", passwd);
|
|
for (int i = 1; i < 1000; ++i)
|
|
fprintf (mem.out, ",m%d", i);
|
|
xfclose_memstream (&mem);
|
|
|
|
/* Call sgetsgent. */
|
|
char *input = mem.buffer;
|
|
struct sgrp *e = sgetsgent (input);
|
|
TEST_VERIFY_EXIT (e != NULL);
|
|
TEST_COMPARE_STRING (e->sg_namp, "group-name");
|
|
TEST_COMPARE_STRING (e->sg_passwd, passwd);
|
|
/* No administrators. */
|
|
TEST_COMPARE_STRING (e->sg_adm[0], NULL);
|
|
/* Check the members list. */
|
|
for (int i = 0; i < 1000; ++i)
|
|
{
|
|
char *member = xasprintf ("m%d", i);
|
|
TEST_COMPARE_STRING (e->sg_mem[i], member);
|
|
free (member);
|
|
}
|
|
TEST_COMPARE_STRING (e->sg_mem[1000], NULL);
|
|
|
|
/* Check that putsgent brings back the input string. */
|
|
xopen_memstream (&mem);
|
|
TEST_COMPARE (putsgent (e, mem.out), 0);
|
|
xfclose_memstream (&mem);
|
|
/* Compare without the trailing '\n' that putsgent added. */
|
|
TEST_COMPARE (mem.buffer[mem.length - 1], '\n');
|
|
mem.buffer[mem.length - 1] = '\0';
|
|
TEST_COMPARE_STRING (mem.buffer, input);
|
|
|
|
free (mem.buffer);
|
|
free (input);
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|