forked from Imagelibrary/rtems
90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
/*
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* COPYRIGHT (c) 2013 Andrey Mozzhuhin
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/statvfs.h>
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#include <string.h>
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#include <fcntl.h>
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#include "fstest.h"
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#include "fs_config.h"
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#include "pmacros.h"
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const char rtems_test_name[] = "FSSTATVFS " FILESYSTEM;
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static void statvfs_validate(struct statvfs *stat)
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{
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rtems_test_assert(stat->f_bsize > 0);
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rtems_test_assert(stat->f_frsize > 0);
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rtems_test_assert(stat->f_blocks > 0);
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rtems_test_assert(stat->f_bfree <= stat->f_blocks);
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rtems_test_assert(stat->f_bavail <= stat->f_blocks);
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rtems_test_assert(stat->f_ffree <= stat->f_files);
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rtems_test_assert(stat->f_favail <= stat->f_files);
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rtems_test_assert(stat->f_namemax > 0);
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}
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static void statvfs_test01(void)
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{
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struct statvfs statbuf1, statbuf2;
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int status;
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int fd;
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ssize_t n;
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const char *databuf = "STATVFS";
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int datalen = strlen(databuf);
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const char *filename = __func__;
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/*
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* Get current filesystem statistics
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*/
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status = statvfs("/", &statbuf1);
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rtems_test_assert(status == 0);
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statvfs_validate(&statbuf1);
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/*
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* Create one file
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*/
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fd = open(filename, O_CREAT | O_WRONLY, 0775);
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rtems_test_assert(fd >= 0);
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n = write(fd, databuf, datalen);
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rtems_test_assert(n == datalen);
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status = close(fd);
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rtems_test_assert(status == 0);
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/*
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* Get new filesystem statistics
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*/
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status = statvfs("/", &statbuf2);
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rtems_test_assert(status == 0);
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statvfs_validate(&statbuf2);
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/*
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* Compare old and new statistics
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*/
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rtems_test_assert(statbuf1.f_bsize == statbuf2.f_bsize);
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rtems_test_assert(statbuf1.f_frsize == statbuf2.f_frsize);
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rtems_test_assert(statbuf1.f_blocks == statbuf2.f_blocks);
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rtems_test_assert(statbuf1.f_bfree >= statbuf2.f_bfree);
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rtems_test_assert(statbuf1.f_bavail >= statbuf2.f_bavail);
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rtems_test_assert(statbuf1.f_ffree >= statbuf2.f_ffree);
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rtems_test_assert(statbuf1.f_favail >= statbuf2.f_favail);
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rtems_test_assert(statbuf1.f_namemax == statbuf2.f_namemax);
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}
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/*
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* These tests only get time_t value, and test
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* if they are changed. Thest tests don't check atime
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*/
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void test(void)
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{
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statvfs_test01();
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}
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