138 lines
3.1 KiB
C
138 lines
3.1 KiB
C
/* Test group merging.
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Copyright (C) 2017-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <nss.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <support/support.h>
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#include "nss_test.h"
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/* The name choices here are arbitrary, aside from the merge_1 list
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needing to be an expected merge of group_1 and group_2. */
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static const char *group_1[] = {
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"foo", "bar", NULL
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};
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static const char *group_2[] = {
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"foo", "dick", "harry", NULL
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};
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/* Note that deduplication is NOT supposed to happen. */
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static const char *merge_1[] = {
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"foo", "bar", "foo", "dick", "harry", NULL
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};
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static const char *group_4[] = {
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"fred", "wilma", NULL
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};
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/* This is the data we're giving the service. */
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static struct group group_table_data1[] = {
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GRP_N(1, "name1", group_1),
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GRP(2),
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GRP_LAST ()
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};
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/* This is the data we're giving the service. */
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static struct group group_table_data2[] = {
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GRP_N(1, "name1", group_2),
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GRP(4),
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GRP_LAST ()
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};
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/* This is the data we compare against. */
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static struct group group_table[] = {
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GRP_N(1, "name1", merge_1),
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GRP(2),
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GRP(4),
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GRP_LAST ()
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};
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void
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_nss_test1_init_hook(test_tables *t)
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{
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t->grp_table = group_table_data1;
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}
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void
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_nss_test2_init_hook(test_tables *t)
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{
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t->grp_table = group_table_data2;
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}
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static int
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do_test (void)
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{
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int retval = 0;
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int i;
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struct group *g = NULL;
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uintptr_t align_mask;
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__nss_configure_lookup ("group", "test1 [SUCCESS=merge] test2");
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align_mask = __alignof__ (struct group *) - 1;
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setgrent ();
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for (i = 0; group_table[i].gr_gid; ++i)
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{
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g = getgrgid (group_table[i].gr_gid);
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if (g)
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{
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retval += compare_groups (i, g, & group_table[i]);
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if ((uintptr_t)g & align_mask)
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{
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printf("FAIL: [%d] unaligned group %p\n", i, g);
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++retval;
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}
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if ((uintptr_t)(g->gr_mem) & align_mask)
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{
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printf("FAIL: [%d] unaligned member list %p\n", i, g->gr_mem);
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++retval;
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}
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}
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else
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{
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printf ("FAIL: [%d] group %u.%s not found\n", i,
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group_table[i].gr_gid, group_table[i].gr_name);
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++retval;
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}
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}
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endgrent ();
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#define EXPECTED 0
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if (retval == EXPECTED)
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{
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if (retval > 0)
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printf ("PASS: Found %d expected errors\n", retval);
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return 0;
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}
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else
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{
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printf ("FAIL: Found %d errors, expected %d\n", retval, EXPECTED);
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return 1;
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}
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}
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#include <support/test-driver.c>
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