diff options
Diffstat (limited to 'testcases/kernel/syscalls/mmap/mmap07.c')
-rw-r--r-- | testcases/kernel/syscalls/mmap/mmap07.c | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/testcases/kernel/syscalls/mmap/mmap07.c b/testcases/kernel/syscalls/mmap/mmap07.c deleted file mode 100644 index 682e527aa..000000000 --- a/testcases/kernel/syscalls/mmap/mmap07.c +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright (c) International Business Machines Corp., 2001 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* - * Test Description: - * Call mmap() to map a file creating a mapped region with read access - * under the following conditions - - * - The prot parameter is set to PROT_WRITE - * - The file descriptor is open for writing. - * - The flags parameter has MAP_PRIVATE set. - * - * The call should fail to map the file. - * - * Expected Result: - * mmap() should fail returning -1 and errno should get set to EACCES. - * - * HISTORY - * 07/2001 Ported by Wayne Boyer - */ -#include <stdio.h> -#include <stdlib.h> -#include <sys/types.h> -#include <errno.h> -#include <unistd.h> -#include <fcntl.h> -#include <string.h> -#include <signal.h> -#include <sys/stat.h> -#include <sys/mman.h> - -#include "test.h" - -#define TEMPFILE "mmapfile" - -char *TCID = "mmap07"; -int TST_TOTAL = 1; - -static size_t page_sz; -static char *addr; -static int fildes; - -static void setup(void); -static void cleanup(void); - -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; - - /* - * Call mmap to map the temporary file 'TEMPFILE' - * with write access. - */ - errno = 0; - addr = mmap(0, page_sz, PROT_WRITE, - MAP_FILE | MAP_PRIVATE, fildes, 0); - TEST_ERRNO = errno; - - /* Check for the return value of mmap() */ - if (addr != MAP_FAILED) { - tst_resm(TFAIL | TERRNO, - "mmap() returned invalid value, expected: %p", - MAP_FAILED); - /* Unmap the mapped memory */ - if (munmap(addr, page_sz) != 0) { - tst_resm(TBROK, "munmap() failed"); - cleanup(); - } - continue; - } - if (TEST_ERRNO == EACCES) { - tst_resm(TPASS, "mmap failed with EACCES"); - } else { - tst_resm(TFAIL | TERRNO, - "mmap failed with unexpected errno"); - } - - } - cleanup(); - tst_exit(); - -} - -static void setup(void) -{ - char *tst_buff; - - tst_sig(NOFORK, DEF_HANDLER, cleanup); - - TEST_PAUSE; - - page_sz = getpagesize(); - - /* Allocate space for the test buffer */ - if ((tst_buff = calloc(page_sz, sizeof(char))) == NULL) { - tst_brkm(TFAIL, NULL, - "calloc() failed to allocate space for tst_buff"); - } - - /* Fill the test buffer with the known data */ - memset(tst_buff, 'A', page_sz); - - tst_tmpdir(); - - /* Creat a temporary file used for mapping */ - if ((fildes = open(TEMPFILE, O_WRONLY | O_CREAT, 0666)) < 0) { - free(tst_buff); - tst_brkm(TFAIL, cleanup, "open() on %s failed", TEMPFILE); - } - - /* Write test buffer contents into temporary file */ - if (write(fildes, tst_buff, page_sz) < (int)page_sz) { - free(tst_buff); - tst_brkm(TFAIL, cleanup, "writing to %s failed", TEMPFILE); - } - - free(tst_buff); -} - -static void cleanup(void) -{ - close(fildes); - tst_rmdir(); -} |