diff options
Diffstat (limited to 'winsup/testsuite/winsup.api/ltp/mmap02.c')
| -rw-r--r-- | winsup/testsuite/winsup.api/ltp/mmap02.c | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/winsup/testsuite/winsup.api/ltp/mmap02.c b/winsup/testsuite/winsup.api/ltp/mmap02.c deleted file mode 100644 index 35e944d74..000000000 --- a/winsup/testsuite/winsup.api/ltp/mmap02.c +++ /dev/null @@ -1,294 +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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* - * Test Name: mmap02 - * - * Test Description: - * Call mmap() with prot parameter set to PROT_READ and with the file - * descriptor being open for read, to map a file creating mapped memory - * with read access. The minimum file permissions should be 0444. - * - * The call should succeed to create the mapped region with required - * attributes. - * - * Expected Result: - * mmap() should succeed returning the address of the mapped region, - * the mapped region should contain the contents of the mapped file. - * - * Algorithm: - * Setup: - * Setup signal handling. - * Pause for SIGUSR1 if option specified. - * Create temporary directory. - * - * Test: - * Loop if the proper options are given. - * Execute system call - * Check return code, if system call failed (return=-1) - * Log the errno and Issue a FAIL message. - * Otherwise, - * Verify the Functionality of system call - * if successful, - * Issue Functionality-Pass message. - * Otherwise, - * Issue Functionality-Fail message. - * Cleanup: - * Print timing stats if options given - * Delete the temporary directory created. - * - * Usage: <for command-line> - * mmap02 [-c n] [-f] [-i n] [-I x] [-P x] [-t] - * where, -c n : Run n copies concurrently. - * -f : Turn off functionality Testing. - * -i n : Execute test n times. - * -I x : Execute test for x seconds. - * -P x : Pause for x seconds between iterations. - * -t : Turn on syscall timing. - * - * HISTORY - * 07/2001 Ported by Wayne Boyer - * - * RESTRICTIONS: - * None. - */ - -#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" -#include "usctest.h" - -#define TEMPFILE "mmapfile" - -char *TCID="mmap02"; /* Test program identifier. */ -int TST_TOTAL=1; /* Total number of test cases. */ -extern int Tst_count; /* Test Case counter for tst_* routines */ -char *addr; /* addr of memory mapped region */ -char *dummy; /* dummy string */ -size_t page_sz; /* system page size */ -int fildes = -1; /* file descriptor for temporary file */ - -void setup(); /* Main setup function of test */ -void cleanup(); /* cleanup function for the test */ - -int -main(int ac, char **av) -{ - int lc; /* loop counter */ - const char *msg; /* message returned from parse_opts */ - - /* Parse standard options given to run the test. */ - msg = parse_opts(ac, av, (option_t *) NULL, NULL); - if (msg != (char *) NULL) { - tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); - tst_exit(); - } - - /* Perform global setup for test */ - setup(); - - /* Check looping state if -i option given */ - for (lc = 0; TEST_LOOPING(lc); lc++) { - /* Reset Tst_count in case we are looping. */ - Tst_count=0; - - /* - * Call mmap to map the temporary file 'TEMPFILE' - * with read access. - */ - TEST(mmap(0, page_sz, PROT_READ, - MAP_FILE|MAP_SHARED, fildes, 0)); - - /* Check for the return value of mmap() */ - if (TEST_RETURN == (int)MAP_FAILED) { - tst_resm(TFAIL, "mmap() Failed on %s, errno=%d : %s", - TEMPFILE, errno, strerror(errno)); - continue; - } - /* - * Perform functional verification if test - * executed without (-f) option. - */ - if (STD_FUNCTIONAL_TEST) { - /* Get the mmap return value */ - addr = (char *)TEST_RETURN; - - /* - * Read the file contents into the dummy - * string. - */ - if (read(fildes, dummy, page_sz) < 0) { - tst_brkm(TFAIL, cleanup, "read() on %s Failed, " - "error:%d", TEMPFILE, errno); - } - - /* - * Check whether mapped memory region has - * the file contents. - */ - if (memcmp(dummy, addr, page_sz)) { - tst_resm(TFAIL, "mapped memory area contains " - "invalid data"); - } else { - tst_resm(TPASS, - "Functionality of mmap() successful"); - } - } else { - tst_resm(TPASS, "call succeeded"); - } - - /* Clean up things in case we are looping */ - /* Unmap the mapped memory */ - if (munmap(addr, page_sz) != 0) { - tst_brkm(TFAIL, NULL, "munmap() fails to unmap the " - "memory, errno=%d", errno); - } - - } /* End for TEST_LOOPING */ - - /* Call cleanup() to undo setup done for the test. */ - cleanup(); - - /*NOTREACHED*/ -} /* End main */ - -/* - * setup() - performs all ONE TIME setup for this test. - * - * Get system page size, allocate and initialize the string dummy. - * Initialize addr such that it is more than one page below the break - * address of the process, and initialize one page region from addr - * with char 'A'. - * Create a temporary directory a file under it. - * Write some known data into file and close it. - * Change mode permissions on file to 0444. - */ -void -setup() -{ - char *tst_buff; /* test buffer to hold known data */ - - /* capture signals */ - tst_sig(FORK, DEF_HANDLER, cleanup); - - /* Pause if that option was specified */ - TEST_PAUSE; - - /* Get the system page size */ - if ((page_sz = getpagesize()) < 0) { - tst_brkm(TFAIL, NULL, - "getpagesize() fails to get system page size"); - tst_exit(); - } - - /* Allocate space for the test buffer */ - if ((tst_buff = (char *)calloc(page_sz, sizeof(char))) == NULL) { - tst_brkm(TFAIL, NULL, - "calloc() failed to allocate space for tst_buff"); - tst_exit(); - } - - /* Fill the test buffer with the known data */ - memset(tst_buff, 'A', page_sz); - - /* make a temp directory and cd to it */ - tst_tmpdir(); - - /* Creat a temporary file used for mapping */ - if ((fildes = open(TEMPFILE, O_RDWR | O_CREAT, 0666)) < 0) { - tst_brkm(TFAIL, NULL, "open() on %s Failed, errno=%d : %s", - TEMPFILE, errno, strerror(errno)); - free(tst_buff); - cleanup(); - } - - /* Write test buffer contents into temporary file */ - if (write(fildes, tst_buff, sizeof(tst_buff)) < sizeof(tst_buff)) { - tst_brkm(TFAIL, NULL, "write() on %s Failed, errno=%d : %s", - TEMPFILE, errno, strerror(errno)); - free(tst_buff); - cleanup(); - } - - /* Free the memory allocated for test buffer */ - free(tst_buff); - - /* Close the temporary file */ - if (close(fildes) < 0) { - tst_brkm(TFAIL, cleanup, "close() Failed on %s, errno=%d : %s", - TEMPFILE, errno, strerror(errno)); - } - - /* Change Mode permissions on Temporary file */ - if (chmod(TEMPFILE, 0444) < 0) { - tst_brkm(TFAIL, cleanup, "chmod(%s, 0444) Failed, errno=%d : " - "%s", TEMPFILE, errno, strerror(errno)); - } - - /* Open the temporary file again, - Readonly mode */ - if ((fildes = open(TEMPFILE, O_RDONLY)) < 0) { - tst_brkm(TFAIL, cleanup, "open(%s, O_RDONLY) Failed, errno=%d " - ": %s", TEMPFILE, errno, strerror(errno)); - } - - - /* Allocate and initialize dummy string of system page size bytes */ - if ((dummy = (char *)calloc(page_sz, sizeof(char))) == NULL) { - tst_brkm(TFAIL, NULL, "calloc() failed to allocate space"); - tst_exit(); - } - -} - -/* - * cleanup() - performs all ONE TIME cleanup for this test at - * completion or premature exit. - * Free the memory allocated to dummy variable. - * Remove the temporary directory created. - */ -void -cleanup() -{ - /* - * print timing stats if that option was specified. - */ - TEST_CLEANUP; - - /* Free the memory allocated for dummy string */ - if (dummy) { - free(dummy); - } - - if (fildes >= 0) - close (fildes); - /* Remove tmp dir and all files in it */ - tst_rmdir(); - - /* exit with return code appropriate for results */ - tst_exit(); -} |