mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-11-12 13:30:10 -05:00
90 lines
2.5 KiB
C
90 lines
2.5 KiB
C
/***
|
|
This file is part of PulseAudio.
|
|
|
|
Copyright 2009 Lennart Poettering
|
|
|
|
PulseAudio 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.
|
|
|
|
PulseAudio 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
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with PulseAudio; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
USA.
|
|
***/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include <fcntl.h>
|
|
#include <sys/mman.h>
|
|
|
|
#include <check.h>
|
|
|
|
#include <pulsecore/memtrap.h>
|
|
#include <pulsecore/core-util.h>
|
|
|
|
START_TEST (sigbus_test) {
|
|
void *p;
|
|
int fd;
|
|
pa_memtrap *m;
|
|
|
|
pa_log_set_level(PA_LOG_DEBUG);
|
|
pa_memtrap_install();
|
|
|
|
/* Create the memory map */
|
|
fail_unless((fd = open("sigbus-test-map", O_RDWR|O_TRUNC|O_CREAT, 0660)) >= 0);
|
|
fail_unless(unlink("sigbus-test-map") == 0);
|
|
fail_unless(ftruncate(fd, PA_PAGE_SIZE) >= 0);
|
|
fail_unless((p = mmap(NULL, PA_PAGE_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0)) != MAP_FAILED);
|
|
|
|
/* Register memory map */
|
|
m = pa_memtrap_add(p, PA_PAGE_SIZE);
|
|
|
|
/* Use memory map */
|
|
pa_snprintf(p, PA_PAGE_SIZE, "This is a test that should work fine.");
|
|
|
|
/* Verify memory map */
|
|
pa_log("Let's see if this worked: %s", (char*) p);
|
|
pa_log("And memtrap says it is good: %s", pa_yes_no(pa_memtrap_is_good(m)));
|
|
|
|
/* Invalidate mapping */
|
|
fail_unless(ftruncate(fd, 0) >= 0);
|
|
|
|
/* Use memory map */
|
|
pa_snprintf(p, PA_PAGE_SIZE, "This is a test that should fail but get caught.");
|
|
|
|
/* Verify memory map */
|
|
pa_log("Let's see if this worked: %s", (char*) p);
|
|
pa_log("And memtrap says it is good: %s", pa_yes_no(pa_memtrap_is_good(m)));
|
|
|
|
pa_memtrap_remove(m);
|
|
munmap(p, PA_PAGE_SIZE);
|
|
}
|
|
END_TEST
|
|
|
|
int main(int argc, char *argv[]) {
|
|
int failed = 0;
|
|
Suite *s;
|
|
TCase *tc;
|
|
SRunner *sr;
|
|
|
|
s = suite_create("Sig Bus");
|
|
tc = tcase_create("sigbus");
|
|
tcase_add_test(tc, sigbus_test);
|
|
suite_add_tcase(s, tc);
|
|
|
|
sr = srunner_create(s);
|
|
srunner_run_all(sr, CK_NORMAL);
|
|
failed = srunner_ntests_failed(sr);
|
|
srunner_free(sr);
|
|
|
|
return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|