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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-06-30 15:51:31 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-12-28 08:40:38 -0300
commitd1b38173c9255b1a4ae00018ad9b35404a7c74d0 (patch)
tree39e6803eb513b9a0dc858028f6ceb16323157f00 /elf/tst-audit-tlsdesc-dlopen.c
parent063f9ba220f434c7f30dd65c4cff17c0c458a7cf (diff)
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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>
Diffstat (limited to 'elf/tst-audit-tlsdesc-dlopen.c')
-rw-r--r--elf/tst-audit-tlsdesc-dlopen.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/elf/tst-audit-tlsdesc-dlopen.c b/elf/tst-audit-tlsdesc-dlopen.c
new file mode 100644
index 0000000..9c16bb0
--- /dev/null
+++ b/elf/tst-audit-tlsdesc-dlopen.c
@@ -0,0 +1,67 @@
+/* DT_AUDIT with modules with TLSDESC.
+ 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 <support/check.h>
+#include <support/xthread.h>
+#include <support/xdlfcn.h>
+
+static void *
+thr_func (void *mod)
+{
+ int* (*get_global1)(void) = xdlsym (mod, "get_global1");
+ int* (*get_global2)(void) = xdlsym (mod, "get_global2");
+ void (*set_global2)(int) = xdlsym (mod, "set_global2");
+ int* (*get_local1)(void) = xdlsym (mod, "get_local1");
+ int* (*get_local2)(void) = xdlsym (mod, "get_local2");
+
+ int *global1 = get_global1 ();
+ TEST_COMPARE (*global1, 0);
+ ++*global1;
+
+ int *global2 = get_global2 ();
+ TEST_COMPARE (*global2, 0);
+ ++*global2;
+ TEST_COMPARE (*global2, 1);
+
+ set_global2 (10);
+ TEST_COMPARE (*global2, 10);
+
+ int *local1 = get_local1 ();
+ TEST_COMPARE (*local1, 0);
+ ++*local1;
+
+ int *local2 = get_local2 ();
+ TEST_COMPARE (*local2, 0);
+ ++*local2;
+
+ return 0;
+}
+
+static int
+do_test (void)
+{
+ void *mod = xdlopen ("tst-audit-tlsdesc-mod1.so", RTLD_LAZY);
+
+ pthread_t thr = xpthread_create (NULL, thr_func, mod);
+ void *r = xpthread_join (thr);
+ TEST_VERIFY (r == NULL);
+
+ return 0;
+}
+
+#include <support/test-driver.c>