ref: aa3c31b2b7a3ed6d7ac591292b40cde316dcde69
dir: /demos/generic/generic.c/
/*
* Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <getopt.h>
#include <stdbool.h>
#include <inttypes.h>
#include <time.h>
#include <unistd.h>
#include <sys/time.h>
#include <ext4.h>
#include "../../blockdev/linux/ext4_filedev.h"
#include "../../blockdev/windows/io_raw.h"
#include "../../blockdev/test_lwext4.h"
#ifdef WIN32
#include <windows.h>
#endif
/**@brief Input stream name.*/
char input_name[128] = "ext2";
/**@brief Read-write size*/
static int rw_szie = 1024 * 1024;
/**@brief Read-write size*/
static int rw_count = 10;
/**@brief Directory test count*/
static int dir_cnt = 0;
/**@brief Static or dynamic cache mode*/
static bool cache_mode = true;
/**@brief Cleanup after test.*/
static bool cleanup_flag = false;
/**@brief Block device stats.*/
static bool bstat = false;
/**@brief Superblock stats.*/
static bool sbstat = false;
/**@brief Indicates that input is windows partition.*/
static bool winpart = false;
/**@brief File write buffer*/
static uint8_t *wr_buff;
/**@brief File read buffer.*/
static uint8_t *rd_buff;
/**@brief Block device handle.*/
static struct ext4_blockdev *bd;
/**@brief Static cache instance*/
EXT4_BCACHE_STATIC_INSTANCE(_lwext4_cache, CONFIG_BLOCK_DEV_CACHE_SIZE, 1024);
/**@brief Block cache handle.*/
static struct ext4_bcache *bc = &_lwext4_cache;
static const char *usage = " \n\
Welcome in ext4 generic demo. \n\
Copyright (c) 2013 Grzegorz Kostka (kostka.grzegorz@gmail.com) \n\
Usage: \n\
--i - input file (default = ext2) \n\
--rws - single R/W size (default = 1024 * 1024) \n\
--rwc - R/W count (default = 10) \n\
--cache - 0 static, 1 dynamic (default = 1) \n\
--dirs - directory test count (default = 0) \n\
--clean - clean up after test \n\
--bstat - block device stats \n\
--sbstat - superblock stats \n\
--wpart - windows partition mode \n\
\n";
void io_timings_clear(void)
{
}
const struct ext4_io_stats *io_timings_get(uint32_t time_sum_ms)
{
return NULL;
}
uint32_t tim_get_ms(void)
{
struct timeval t;
gettimeofday(&t, NULL);
return (t.tv_sec * 1000) + (t.tv_usec / 1000);
}
uint64_t tim_get_us(void)
{
struct timeval t;
gettimeofday(&t, NULL);
return (t.tv_sec * 1000000) + (t.tv_usec);
}
static bool open_linux(void)
{
ext4_filedev_filename(input_name);
bd = ext4_filedev_get();
if (!bd) {
printf("open_filedev: fail\n");
return false;
}
return true;
}
static bool open_windows(void)
{
#ifdef WIN32
ext4_io_raw_filename(input_name);
bd = ext4_io_raw_dev_get();
if (!bd) {
printf("open_winpartition: fail\n");
return false;
}
return true;
#else
printf("open_winpartition: this mode should be used only under windows "
"!\n");
return false;
#endif
}
static bool parse_opt(int argc, char **argv)
{
int option_index = 0;
int c;
static struct option long_options[] = {
{"in", required_argument, 0, 'a'},
{"rws", required_argument, 0, 'b'},
{"rwc", required_argument, 0, 'c'},
{"cache", required_argument, 0, 'd'},
{"dirs", required_argument, 0, 'e'},
{"clean", no_argument, 0, 'f'},
{"bstat", no_argument, 0, 'g'},
{"sbstat", no_argument, 0, 'h'},
{"wpart", no_argument, 0, 'i'},
{0, 0, 0, 0}};
while (-1 != (c = getopt_long(argc, argv, "a:b:c:d:e:fghi",
long_options, &option_index))) {
switch (c) {
case 'a':
strcpy(input_name, optarg);
break;
case 'b':
rw_szie = atoi(optarg);
break;
case 'c':
rw_count = atoi(optarg);
break;
case 'd':
cache_mode = atoi(optarg);
break;
case 'e':
dir_cnt = atoi(optarg);
break;
case 'f':
cleanup_flag = true;
break;
case 'g':
bstat = true;
break;
case 'h':
sbstat = true;
break;
case 'i':
winpart = true;
break;
default:
printf("%s", usage);
return false;
}
}
return true;
}
int main(int argc, char **argv)
{
if (!parse_opt(argc, argv))
return EXIT_FAILURE;
printf("test conditions:\n");
printf("\timput name: %s\n", input_name);
printf("\trw size: %d\n", rw_szie);
printf("\trw count: %d\n", rw_count);
printf("\tcache mode: %s\n", cache_mode ? "dynamic" : "static");
if (winpart) {
if (!open_windows())
return EXIT_FAILURE;
} else {
if (!open_linux())
return EXIT_FAILURE;
}
if (!test_lwext4_mount(bd, bc))
return EXIT_FAILURE;
test_lwext4_cleanup();
if (sbstat)
test_lwext4_mp_stats();
test_lwext4_dir_ls("/mp/");
fflush(stdout);
if (!test_lwext4_dir_test(dir_cnt))
return EXIT_FAILURE;
fflush(stdout);
if (!test_lwext4_file_test(rw_count, rw_szie))
return EXIT_FAILURE;
fflush(stdout);
test_lwext4_dir_ls("/mp/");
if (sbstat)
test_lwext4_mp_stats();
if (cleanup_flag)
test_lwext4_cleanup();
if (bstat)
test_lwext4_block_stats();
if (!test_lwext4_umount())
return EXIT_FAILURE;
printf("\ntest finished\n");
return EXIT_SUCCESS;
}