int main(int ac, char **av)
{
int lc;
char *msg;
if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL)
tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
setup();
TEST_EXP_ENOS(exp_enos);
for (lc = 0; TEST_LOOPING(lc); lc++) {
tst_count = 0;
TEST(SETUID(cleanup, ROOT_USER));
if (TEST_RETURN != -1) {
tst_resm(TFAIL, "call succeeded unexpectedly");
continue;
}
TEST_ERROR_LOG(TEST_ERRNO);
if (TEST_ERRNO == EPERM) {
tst_resm(TPASS, "setuid returned errno EPERM");
} else {
tst_resm(TFAIL, "setuid returned unexpected errno - %d",
TEST_ERRNO);
}
}
cleanup();
tst_exit();
}
int main(int ac, char **av)
{
int lc;
tst_parse_opts(ac, av, NULL, NULL);
setup();
for (lc = 0; TEST_LOOPING(lc); lc++) {
tst_count = 0;
TEST(SETUID(cleanup, ROOT_USER));
if (TEST_RETURN != -1) {
tst_resm(TFAIL, "call succeeded unexpectedly");
continue;
}
if (TEST_ERRNO == EPERM) {
tst_resm(TPASS, "setuid returned errno EPERM");
} else {
tst_resm(TFAIL, "setuid returned unexpected errno - %d",
TEST_ERRNO);
}
}
cleanup();
tst_exit();
}
static void setup(void)
{
struct passwd *pw;
uid_t uid;
pw = SAFE_GETPWNAM("nobody");
uid = pw->pw_uid;
UID16_CHECK(uid, setuid);
/* Create test file */
SAFE_TOUCH(FILENAME, 0644, NULL);
if (SETUID(uid) == -1) {
tst_brk(TBROK,
"setuid() failed to set the effective uid to %d", uid);
}
}
static void do_master_child(void)
{
int lc;
int pid;
int status;
if (SETUID(NULL, ltpuser->pw_uid) == -1) {
tst_brkm(TBROK, NULL,
"setuid failed to set the effective uid to %d",
ltpuser->pw_uid);
}
for (lc = 0; TEST_LOOPING(lc); lc++) {
int tst_fd;
tst_count = 0;
TEST(tst_fd = open(testfile, O_RDWR));
if (TEST_RETURN != -1) {
tst_resm(TFAIL, "call succeeded unexpectedly");
close(tst_fd);
}
if (TEST_ERRNO == EACCES) {
tst_resm(TPASS, "open returned errno EACCES");
} else {
tst_resm(TFAIL, "open returned unexpected errno - %d",
TEST_ERRNO);
continue;
}
pid = FORK_OR_VFORK();
if (pid < 0)
tst_brkm(TBROK, NULL, "Fork failed");
if (pid == 0) {
int tst_fd2;
/* Test to open the file in son process */
TEST(tst_fd2 = open(testfile, O_RDWR));
if (TEST_RETURN != -1) {
tst_resm(TFAIL, "call succeeded unexpectedly");
close(tst_fd2);
}
if (TEST_ERRNO == EACCES) {
tst_resm(TPASS, "open returned errno EACCES");
} else {
tst_resm(TFAIL,
"open returned unexpected errno - %d",
TEST_ERRNO);
}
tst_exit();
} else {
/* Wait for son completion */
waitpid(pid, &status, 0);
if (!WIFEXITED(status) || (WEXITSTATUS(status) != 0))
exit(WEXITSTATUS(status));
}
}
tst_exit();
}