mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 20:51:11 +00:00
132 lines
3.9 KiB
C
132 lines
3.9 KiB
C
/* Check LD_AUDIT and LD_BIND_NOW.
|
|
Copyright (C) 2022-2024 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 <array_length.h>
|
|
#include <errno.h>
|
|
#include <getopt.h>
|
|
#include <limits.h>
|
|
#include <inttypes.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <support/capture_subprocess.h>
|
|
#include <support/check.h>
|
|
#include <support/xstdio.h>
|
|
#include <support/support.h>
|
|
#include <sys/auxv.h>
|
|
|
|
#include "tst-audit25.h"
|
|
|
|
static int restart;
|
|
#define CMDLINE_OPTIONS \
|
|
{ "restart", no_argument, &restart, 1 },
|
|
|
|
void tst_audit25mod1_func1 (void);
|
|
void tst_audit25mod1_func2 (void);
|
|
void tst_audit25mod2_func1 (void);
|
|
void tst_audit25mod2_func2 (void);
|
|
|
|
static int
|
|
handle_restart (void)
|
|
{
|
|
tst_audit25mod1_func1 ();
|
|
tst_audit25mod1_func2 ();
|
|
tst_audit25mod2_func1 ();
|
|
tst_audit25mod2_func2 ();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
do_test (int argc, char *argv[])
|
|
{
|
|
/* We must have either:
|
|
- One or four parameters left if called initially:
|
|
+ path to ld.so optional
|
|
+ "--library-path" optional
|
|
+ the library path optional
|
|
+ the application name */
|
|
|
|
if (restart)
|
|
return handle_restart ();
|
|
|
|
setenv ("LD_AUDIT", "tst-auditmod25.so", 0);
|
|
|
|
char *spargv[9];
|
|
int i = 0;
|
|
for (; i < argc - 1; i++)
|
|
spargv[i] = argv[i + 1];
|
|
spargv[i++] = (char *) "--direct";
|
|
spargv[i++] = (char *) "--restart";
|
|
spargv[i] = NULL;
|
|
TEST_VERIFY_EXIT (i < array_length (spargv));
|
|
|
|
{
|
|
struct support_capture_subprocess result
|
|
= support_capture_subprogram (spargv[0], spargv);
|
|
support_capture_subprocess_check (&result, "tst-audit25a", 0,
|
|
sc_allow_stderr);
|
|
|
|
/* tst-audit25a is build with -Wl,-z,lazy and tst-audit25mod1 with
|
|
-Wl,-z,now; so only tst_audit25mod3_func1 should be expected to
|
|
have LA_SYMB_NOPLTENTER | LA_SYMB_NOPLTEXIT. */
|
|
const char *expected[] =
|
|
{
|
|
"la_symbind: tst_audit25mod1_func1 0\n",
|
|
"la_symbind: tst_audit25mod1_func2 0\n",
|
|
"la_symbind: tst_audit25mod2_func1 0\n",
|
|
"la_symbind: tst_audit25mod2_func2 0\n",
|
|
"la_symbind: tst_audit25mod3_func1 1\n",
|
|
"la_symbind: tst_audit25mod4_func1 0\n",
|
|
};
|
|
compare_output (result.err.buffer, result.err.length,
|
|
expected, array_length(expected));
|
|
|
|
support_capture_subprocess_free (&result);
|
|
}
|
|
|
|
{
|
|
setenv ("LD_BIND_NOW", "1", 0);
|
|
struct support_capture_subprocess result
|
|
= support_capture_subprogram (spargv[0], spargv);
|
|
support_capture_subprocess_check (&result, "tst-audit25a", 0,
|
|
sc_allow_stderr);
|
|
|
|
/* With LD_BIND_NOW all symbols are expected to have
|
|
LA_SYMB_NOPLTENTER | LA_SYMB_NOPLTEXIT. Also the resolution
|
|
order is done in breadth-first order. */
|
|
const char *expected[] =
|
|
{
|
|
"la_symbind: tst_audit25mod1_func1 1\n",
|
|
"la_symbind: tst_audit25mod1_func2 1\n",
|
|
"la_symbind: tst_audit25mod2_func1 1\n",
|
|
"la_symbind: tst_audit25mod2_func2 1\n",
|
|
"la_symbind: tst_audit25mod3_func1 1\n",
|
|
"la_symbind: tst_audit25mod4_func1 1\n",
|
|
};
|
|
compare_output (result.err.buffer, result.err.length,
|
|
expected, array_length(expected));
|
|
|
|
support_capture_subprocess_free (&result);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define TEST_FUNCTION_ARGV do_test
|
|
#include <support/test-driver.c>
|