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elf: Add audit tests for modules with TLSDESC
Checked on x86_64-linux-gnu, i686-linux-gnu, and aarch64-linux-gnu. Reviewed-by: Florian Weimer <fweimer@redhat.com>
This commit is contained in:
Adhemerval Zanella
parent
063f9ba220
commit
d1b38173c9
16
elf/Makefile
16
elf/Makefile
@ -394,6 +394,22 @@ modules-names += tst-gnu2-tls1mod
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$(objpfx)tst-gnu2-tls1: $(objpfx)tst-gnu2-tls1mod.so
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tst-gnu2-tls1mod.so-no-z-defs = yes
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CFLAGS-tst-gnu2-tls1mod.c += -mtls-dialect=gnu2
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tests += tst-audit-tlsdesc tst-audit-tlsdesc-dlopen
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modules-names += tst-audit-tlsdesc-mod1 tst-audit-tlsdesc-mod2 tst-auditmod-tlsdesc
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$(objpfx)tst-audit-tlsdesc: $(objpfx)tst-audit-tlsdesc-mod1.so \
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$(objpfx)tst-audit-tlsdesc-mod2.so \
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$(shared-thread-library)
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CFLAGS-tst-audit-tlsdesc-mod1.c += -mtls-dialect=gnu2
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CFLAGS-tst-audit-tlsdesc-mod2.c += -mtls-dialect=gnu2
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$(objpfx)tst-audit-tlsdesc-dlopen: $(shared-thread-library)
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$(objpfx)tst-audit-tlsdesc-dlopen.out: $(objpfx)tst-audit-tlsdesc-mod1.so \
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$(objpfx)tst-audit-tlsdesc-mod2.so
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$(objpfx)tst-audit-tlsdesc-mod1.so: $(objpfx)tst-audit-tlsdesc-mod2.so
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$(objpfx)tst-audit-tlsdesc.out: $(objpfx)tst-auditmod-tlsdesc.so
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tst-audit-tlsdesc-ENV = LD_AUDIT=$(objpfx)tst-auditmod-tlsdesc.so
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$(objpfx)tst-audit-tlsdesc-dlopen.out: $(objpfx)tst-auditmod-tlsdesc.so
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tst-audit-tlsdesc-dlopen-ENV = LD_AUDIT=$(objpfx)tst-auditmod-tlsdesc.so
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endif
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ifeq (yes,$(have-protected-data))
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modules-names += tst-protected1moda tst-protected1modb
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67
elf/tst-audit-tlsdesc-dlopen.c
Normal file
67
elf/tst-audit-tlsdesc-dlopen.c
Normal file
@ -0,0 +1,67 @@
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/* DT_AUDIT with modules with TLSDESC.
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Copyright (C) 2021 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 <support/check.h>
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#include <support/xthread.h>
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#include <support/xdlfcn.h>
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static void *
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thr_func (void *mod)
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{
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int* (*get_global1)(void) = xdlsym (mod, "get_global1");
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int* (*get_global2)(void) = xdlsym (mod, "get_global2");
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void (*set_global2)(int) = xdlsym (mod, "set_global2");
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int* (*get_local1)(void) = xdlsym (mod, "get_local1");
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int* (*get_local2)(void) = xdlsym (mod, "get_local2");
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int *global1 = get_global1 ();
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TEST_COMPARE (*global1, 0);
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++*global1;
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int *global2 = get_global2 ();
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TEST_COMPARE (*global2, 0);
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++*global2;
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TEST_COMPARE (*global2, 1);
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set_global2 (10);
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TEST_COMPARE (*global2, 10);
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int *local1 = get_local1 ();
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TEST_COMPARE (*local1, 0);
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++*local1;
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int *local2 = get_local2 ();
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TEST_COMPARE (*local2, 0);
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++*local2;
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return 0;
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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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void *mod = xdlopen ("tst-audit-tlsdesc-mod1.so", RTLD_LAZY);
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pthread_t thr = xpthread_create (NULL, thr_func, mod);
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void *r = xpthread_join (thr);
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TEST_VERIFY (r == NULL);
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return 0;
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}
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#include <support/test-driver.c>
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41
elf/tst-audit-tlsdesc-mod1.c
Normal file
41
elf/tst-audit-tlsdesc-mod1.c
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@ -0,0 +1,41 @@
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/* DT_AUDIT with modules with TLSDESC.
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Copyright (C) 2021 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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__thread int global1;
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int *
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get_global1 (void)
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{
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return &global1;
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}
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static __thread int local1;
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void *
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get_local1 (void)
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{
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return &local1;
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}
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extern __thread int global2;
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void
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set_global2 (int v)
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{
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global2 = v;
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}
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33
elf/tst-audit-tlsdesc-mod2.c
Normal file
33
elf/tst-audit-tlsdesc-mod2.c
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@ -0,0 +1,33 @@
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/* DT_AUDIT with modules with TLSDESC.
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Copyright (C) 2021 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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__thread int global2;
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int *
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get_global2 (void)
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{
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return &global2;
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}
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static __thread int local2;
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void *
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get_local2 (void)
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{
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return &local2;
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}
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60
elf/tst-audit-tlsdesc.c
Normal file
60
elf/tst-audit-tlsdesc.c
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@ -0,0 +1,60 @@
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/* DT_AUDIT with modules with TLSDESC.
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Copyright (C) 2021 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 <support/check.h>
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#include <support/xthread.h>
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extern __thread int global1;
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extern __thread int global2;
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void *get_local1 (void);
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void set_global2 (int v);
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void *get_local2 (void);
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static void *
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thr_func (void *clousure)
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{
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TEST_COMPARE (global1, 0);
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++global1;
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TEST_COMPARE (global2, 0);
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++global2;
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TEST_COMPARE (global2, 1);
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set_global2 (10);
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TEST_COMPARE (global2, 10);
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int *local1 = get_local1 ();
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TEST_COMPARE (*local1, 0);
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++*local1;
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int *local2 = get_local2 ();
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TEST_COMPARE (*local2, 0);
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++*local2;
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return 0;
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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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pthread_t thr = xpthread_create (NULL, thr_func, NULL);
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void *r = xpthread_join (thr);
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TEST_VERIFY (r == NULL);
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return 0;
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}
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#include <support/test-driver.c>
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25
elf/tst-auditmod-tlsdesc.c
Normal file
25
elf/tst-auditmod-tlsdesc.c
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@ -0,0 +1,25 @@
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/* DT_AUDIT with modules with TLSDESC.
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Copyright (C) 2021 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 <link.h>
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unsigned int
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la_version (unsigned int version)
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{
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return LAV_CURRENT;
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}
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