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-rw-r--r--rtkaio/tst-aiod64.c308
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diff --git a/rtkaio/tst-aiod64.c b/rtkaio/tst-aiod64.c
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--- a/rtkaio/tst-aiod64.c
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-/* Tests for 64bit AIO in librt.
- Copyright (C) 1998, 1999, 2000, 2002, 2006 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
-
- The GNU C Library 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.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#define _LARGEFILE_SOURCE 1
-#include <aio.h>
-#include <errno.h>
-#include <error.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/stat.h>
-#include "tst-aiod.h"
-
-
-/* Prototype for our test function. */
-extern void do_prepare (int argc, char *argv[]);
-extern int do_test (int argc, char *argv[]);
-
-/* We have a preparation function. */
-#define PREPARE do_prepare
-
-/* We might need a bit longer timeout. */
-#define TIMEOUT 20 /* sec */
-
-/* This defines the `main' function and some more. */
-#include <test-skeleton.c>
-
-
-/* These are for the temporary file we generate. */
-char *name;
-int fd;
-char *tmpbuf;
-int blksz = 100;
-
-void
-do_prepare (int argc, char *argv[])
-{
- size_t name_len;
-
- name_len = strlen (test_dir);
- name = malloc (name_len + sizeof ("/aioXXXXXX"));
- mempcpy (mempcpy (name, test_dir, name_len),
- "/aioXXXXXX", sizeof ("/aioXXXXXX"));
- add_temp_file (name);
-
- /* Open our test file. */
- fd = mkstemp (name);
- if (fd == -1)
- error (EXIT_FAILURE, errno, "cannot open test file `%s'", name);
-
- int sz = set_o_direct (fd);
- if (sz != -1)
- {
- blksz = sz;
- printf ("Using O_DIRECT with block size %d\n", blksz);
- }
-}
-
-
-static int
-test_file (const void *buf, size_t size, int fd, const char *msg)
-{
- struct stat st;
- char *tmp = tmpbuf;
-
- errno = 0;
- if (fstat (fd, &st) < 0)
- {
- error (0, errno, "%s: failed stat", msg);
- return 1;
- }
-
- if (st.st_size != (off_t) size)
- {
- error (0, errno, "%s: wrong size: %lu, should be %lu",
- msg, (unsigned long int) st.st_size, (unsigned long int) size);
- return 1;
- }
-
- if (pread (fd, tmp, size, 0) != (ssize_t) size)
- {
- error (0, errno, "%s: failed pread", msg);
- return 1;
- }
-
- if (memcmp (buf, tmp, size) != 0)
- {
- error (0, errno, "%s: failed comparison", msg);
- return 1;
- }
-
- printf ("%s test ok\n", msg);
-
- return 0;
-}
-
-
-static int
-do_wait (struct aiocb64 **cbp, size_t nent, int allowed_err)
-{
- int go_on;
- size_t cnt;
- int result = 0;
-
- do
- {
- aio_suspend64 ((const struct aiocb64 *const *) cbp, nent, NULL);
- go_on = 0;
- for (cnt = 0; cnt < nent; ++cnt)
- if (cbp[cnt] != NULL)
- {
- if (aio_error64 (cbp[cnt]) == EINPROGRESS)
- go_on = 1;
- else
- {
- if (aio_return64 (cbp[cnt]) == -1
- && (allowed_err == 0
- || aio_error64 (cbp[cnt]) != allowed_err))
- {
- error (0, aio_error64 (cbp[cnt]), "Operation failed\n");
- result = 1;
- }
- cbp[cnt] = NULL;
- }
- }
- }
- while (go_on);
-
- return result;
-}
-
-
-int
-do_test (int argc, char *argv[])
-{
- struct aiocb64 cbs[10];
- struct aiocb64 cbs_fsync;
- struct aiocb64 *cbp[10];
- struct aiocb64 *cbp_fsync[1];
- char *buf;
- size_t cnt;
- int result = 0;
-
- buf = mmap (NULL, 20 * blksz, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
- tmpbuf = buf + 10 * blksz;
- if (buf == MAP_FAILED)
- {
- error (0, errno, "mmap failed");
- return 1;
- }
-
- /* Preparation. */
- for (cnt = 0; cnt < 10; ++cnt)
- {
- cbs[cnt].aio_fildes = fd;
- cbs[cnt].aio_reqprio = 0;
- cbs[cnt].aio_buf = memset (&buf[cnt * blksz], '0' + cnt, blksz);
- cbs[cnt].aio_nbytes = blksz;
- cbs[cnt].aio_offset = cnt * blksz;
- cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE;
-
- cbp[cnt] = &cbs[cnt];
- }
-
- /* First a simple test. */
- for (cnt = 10; cnt > 0; )
- if (aio_write64 (cbp[--cnt]) < 0 && errno == ENOSYS)
- {
- error (0, 0, "no aio support in this configuration");
- return 0;
- }
- /* Wait 'til the results are there. */
- result |= do_wait (cbp, 10, 0);
- /* Test this. */
- result |= test_file (buf, 10 * blksz, fd, "aio_write");
-
- /* Read now as we've written it. */
- memset (buf, '\0', 10 * blksz);
- /* Issue the commands. */
- for (cnt = 10; cnt > 0; )
- {
- --cnt;
- cbp[cnt] = &cbs[cnt];
- aio_read64 (cbp[cnt]);
- }
- /* Wait 'til the results are there. */
- result |= do_wait (cbp, 10, 0);
- /* Test this. */
- for (cnt = 0; cnt < 10 * blksz; ++cnt)
- if (buf[cnt] != '0' + (cnt / blksz))
- {
- result = 1;
- error (0, 0, "comparison failed for aio_read test");
- break;
- }
-
- if (cnt == 10 * blksz)
- puts ("aio_read test ok");
-
- /* Remove the test file contents. */
- if (ftruncate64 (fd, 0) < 0)
- {
- error (0, errno, "ftruncate failed\n");
- result = 1;
- }
-
- /* Test lio_listio. */
- for (cnt = 0; cnt < 10; ++cnt)
- {
- cbs[cnt].aio_lio_opcode = LIO_WRITE;
- cbp[cnt] = &cbs[cnt];
- }
- /* Issue the command. */
- lio_listio64 (LIO_WAIT, cbp, 10, NULL);
- /* ...and immediately test it since we started it in wait mode. */
- result |= test_file (buf, 10 * blksz, fd, "lio_listio (write)");
-
- /* Test aio_fsync. */
- cbs_fsync.aio_fildes = fd;
- cbs_fsync.aio_sigevent.sigev_notify = SIGEV_NONE;
- cbp_fsync[0] = &cbs_fsync;
-
- /* Remove the test file contents first. */
- if (ftruncate64 (fd, 0) < 0)
- {
- error (0, errno, "ftruncate failed\n");
- result = 1;
- }
-
- /* Write again. */
- for (cnt = 10; cnt > 0; )
- aio_write64 (cbp[--cnt]);
-
- if (aio_fsync64 (O_SYNC, &cbs_fsync) < 0)
- {
- error (0, errno, "aio_fsync failed\n");
- result = 1;
- }
- result |= do_wait (cbp_fsync, 1, 0);
-
- /* ...and test since all data should be on disk now. */
- result |= test_file (buf, 10 * blksz, fd, "aio_fsync (aio_write)");
-
- /* Test aio_cancel. */
- /* Remove the test file contents first. */
- if (ftruncate64 (fd, 0) < 0)
- {
- error (0, errno, "ftruncate failed\n");
- result = 1;
- }
-
- /* Write again. */
- for (cnt = 10; cnt > 0; )
- aio_write64 (cbp[--cnt]);
-
- /* Cancel all requests. */
- if (aio_cancel64 (fd, NULL) == -1)
- printf ("aio_cancel64 (fd, NULL) cannot cancel anything\n");
-
- result |= do_wait (cbp, 10, ECANCELED);
-
- /* Another test for aio_cancel. */
- /* Remove the test file contents first. */
- if (ftruncate64 (fd, 0) < 0)
- {
- error (0, errno, "ftruncate failed\n");
- result = 1;
- }
-
- /* Write again. */
- for (cnt = 10; cnt > 0; )
- {
- --cnt;
- cbp[cnt] = &cbs[cnt];
- aio_write64 (cbp[cnt]);
- }
- puts ("finished3");
-
- /* Cancel all requests. */
- for (cnt = 10; cnt > 0; )
- if (aio_cancel64 (fd, cbp[--cnt]) == -1)
- /* This is not an error. The request can simply be finished. */
- printf ("aio_cancel64 (fd, cbp[%Zd]) cannot be canceled\n", cnt);
- puts ("finished2");
-
- result |= do_wait (cbp, 10, ECANCELED);
-
- puts ("finished");
-
- return result;
-}