mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-11 13:50:06 +00:00
e25fe99213
It ensures that the the namespace is guaranteed to not be empty.
Checked on x86_64-linux-gnu.
Reviewed-by: Florian Weimer <fweimer@redhat.com>
(cherry picked from commit ed3ce71f5c)
Resolved conflicts:
elf/Makefile
130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
/* Check DT_AUDIT with dlmopen.
|
|
Copyright (C) 2021 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 <getopt.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <gnu/lib-names.h>
|
|
#include <support/capture_subprocess.h>
|
|
#include <support/check.h>
|
|
#include <support/xdlfcn.h>
|
|
#include <support/xstdio.h>
|
|
#include <support/support.h>
|
|
|
|
static int restart;
|
|
#define CMDLINE_OPTIONS \
|
|
{ "restart", no_argument, &restart, 1 },
|
|
|
|
static int
|
|
handle_restart (void)
|
|
{
|
|
{
|
|
void *h = xdlmopen (LM_ID_NEWLM, LIBC_SO, RTLD_NOW);
|
|
|
|
pid_t (*s) (void) = xdlsym (h, "getpid");
|
|
TEST_COMPARE (s (), getpid ());
|
|
|
|
xdlclose (h);
|
|
}
|
|
|
|
{
|
|
void *h = xdlmopen (LM_ID_NEWLM, "tst-audit18mod.so", RTLD_NOW);
|
|
|
|
int (*foo) (void) = xdlsym (h, "foo");
|
|
TEST_COMPARE (foo (), 10);
|
|
|
|
xdlclose (h);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
do_test (int argc, char *argv[])
|
|
{
|
|
/* We must have either:
|
|
- One our fource 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 ();
|
|
|
|
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;
|
|
|
|
setenv ("LD_AUDIT", "tst-auditmod18.so", 0);
|
|
struct support_capture_subprocess result
|
|
= support_capture_subprogram (spargv[0], spargv);
|
|
support_capture_subprocess_check (&result, "tst-audit18", 0, sc_allow_stderr);
|
|
|
|
struct
|
|
{
|
|
const char *name;
|
|
bool found;
|
|
} audit_iface[] =
|
|
{
|
|
{ "la_version", false },
|
|
{ "la_objsearch", false },
|
|
{ "la_activity", false },
|
|
{ "la_objopen", false },
|
|
{ "la_objclose", false },
|
|
{ "la_preinit", false },
|
|
#if __WORDSIZE == 32
|
|
{ "la_symbind32", false },
|
|
#elif __WORDSIZE == 64
|
|
{ "la_symbind64", false },
|
|
#endif
|
|
};
|
|
|
|
/* Some hooks are called more than once but the test only check if any
|
|
is called at least once. */
|
|
FILE *out = fmemopen (result.err.buffer, result.err.length, "r");
|
|
TEST_VERIFY (out != NULL);
|
|
char *buffer = NULL;
|
|
size_t buffer_length = 0;
|
|
while (xgetline (&buffer, &buffer_length, out))
|
|
{
|
|
for (int i = 0; i < array_length (audit_iface); i++)
|
|
if (strncmp (buffer, audit_iface[i].name,
|
|
strlen (audit_iface[i].name)) == 0)
|
|
audit_iface[i].found = true;
|
|
}
|
|
free (buffer);
|
|
xfclose (out);
|
|
|
|
for (int i = 0; i < array_length (audit_iface); i++)
|
|
TEST_COMPARE (audit_iface[i].found, true);
|
|
|
|
support_capture_subprocess_free (&result);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define TEST_FUNCTION_ARGV do_test
|
|
#include <support/test-driver.c>
|