| /* |
| * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it would be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| * |
| * Further, this software is distributed without any warranty that it is |
| * free of the rightful claim of any third person regarding infringement |
| * or the like. Any license provided herein, whether implied or |
| * otherwise, applies only to this software file. Patent licenses, if |
| * any, provided herein do not apply to combinations of this program with |
| * other software, or any other product whatsoever. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| /* |
| * access(2) test for errno(s) EFAULT. |
| */ |
| |
| #include <errno.h> |
| #include <string.h> |
| #include <signal.h> |
| |
| #include <unistd.h> |
| #include <sys/mman.h> |
| #include "test.h" |
| #include "usctest.h" |
| |
| static void setup(void); |
| static void cleanup(void); |
| |
| char *TCID = "access03"; |
| int TST_TOTAL = 8; |
| |
| /* XXX (garrcoop): uh, this isn't a bad address yo. */ |
| static void *low_addr; |
| static void *high_addr; |
| |
| #if !defined(UCLINUX) |
| |
| int main(int ac, char **av) |
| { |
| int lc; |
| const char *msg; |
| |
| msg = parse_opts(ac, av, NULL, NULL); |
| if (msg != NULL) |
| tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
| |
| setup(); |
| |
| #define TEST_ACCESS(addr, mode) \ |
| { \ |
| if (access(low_addr, mode) == -1) { \ |
| if (errno == EFAULT) { \ |
| tst_resm(TPASS, \ |
| "access(%p, %s) failed as expected with EFAULT", \ |
| addr, #mode); \ |
| } else { \ |
| tst_resm(TFAIL|TERRNO, \ |
| "access(%p, %s) failed unexpectedly; " \ |
| "expected (EFAULT)", addr, #mode); \ |
| } \ |
| } else { \ |
| tst_resm(TFAIL, \ |
| "access(%p, %s) succeeded unexpectedly", addr, #mode); \ |
| } \ |
| } |
| |
| for (lc = 0; TEST_LOOPING(lc); lc++) { |
| tst_count = 0; |
| |
| TEST_ACCESS(low_addr, R_OK); |
| TEST_ACCESS(low_addr, W_OK); |
| TEST_ACCESS(low_addr, X_OK); |
| TEST_ACCESS(low_addr, F_OK); |
| |
| TEST_ACCESS(high_addr, R_OK); |
| TEST_ACCESS(high_addr, W_OK); |
| TEST_ACCESS(high_addr, X_OK); |
| TEST_ACCESS(high_addr, F_OK); |
| } |
| |
| cleanup(); |
| tst_exit(); |
| } |
| |
| static void setup(void) |
| { |
| tst_sig(NOFORK, DEF_HANDLER, cleanup); |
| TEST_PAUSE; |
| |
| low_addr = mmap(0, 1, PROT_NONE, |
| MAP_PRIVATE_EXCEPT_UCLINUX | MAP_ANONYMOUS, 0, 0); |
| if (low_addr == MAP_FAILED) |
| tst_brkm(TBROK | TERRNO, NULL, "mmap failed"); |
| |
| high_addr = get_high_address(); |
| if (high_addr == NULL) |
| tst_brkm(TBROK | TERRNO, NULL, "get_high_address failed"); |
| high_addr++; |
| |
| tst_tmpdir(); |
| } |
| |
| static void cleanup(void) |
| { |
| tst_rmdir(); |
| } |
| |
| #else |
| |
| int main(void) |
| { |
| tst_brkm(TCONF, NULL, "test not available on UCLINUX"); |
| } |
| |
| #endif /* if !defined(UCLINUX) */ |