ref: 8cdd8add659ccbcaccf45694eaca14bd3094fa1d
dir: /src/demos/generic/main.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 <ext4_filedev.h>
#include <ext4.h>
char input_name[128] = "ext2";
/**@brief Read-write size*/
static int rw_szie = 1024;
/**@brief Read-write size*/
static int rw_count = 1024;
static bool cache_mode = 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 Block cache handle.*/
static struct ext4_bcache *bc;
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) \n\
-rwc - R/W count (default = 1024) \n\
-cache - 0 static, 1 dynamic (default = 0) \n\
\n";
static char* entry_to_str(uint8_t type)
{
switch(type){
case EXT4_DIRENTRY_UNKNOWN:
return "[UNK] ";
case EXT4_DIRENTRY_REG_FILE:
return "[FIL] ";
case EXT4_DIRENTRY_DIR:
return "[DIR] ";
case EXT4_DIRENTRY_CHRDEV:
return "[CHA] ";
case EXT4_DIRENTRY_BLKDEV:
return "[BLK] ";
case EXT4_DIRENTRY_FIFO:
return "[FIF] ";
case EXT4_DIRENTRY_SOCK:
return "[SOC] ";
case EXT4_DIRENTRY_SYMLINK:
return "[SYM] ";
default:
break;
}
return "[???]";
}
static void dir_ls(const char *path)
{
int j = 0;
char sss[255];
ext4_dir d;
ext4_direntry *de;
printf("**********************************************\n");
ext4_dir_open(&d, path);
de = ext4_entry_get(&d, j++);
printf("ls %s\n", path);
while(de){
memcpy(sss, de->name, de->name_length);
sss[de->name_length] = 0;
printf(entry_to_str(de->inode_type));
printf(sss);
printf("\n");
de = ext4_entry_get(&d, j++);
}
printf("**********************************************\n");
ext4_dir_close(&d);
}
int main(int argc, char **argv)
{
int option_index = 0;
int c;
int r;
int i;
uint32_t size;
ext4_file f;
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'},
{0, 0, 0, 0}
};
while(-1 != (c = getopt_long (argc, argv, "a:b:c:d:", 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;
default:
printf(usage);
return EXIT_FAILURE;
}
}
printf("Test conditions:\n");
printf("Imput name: %s\n", input_name);
printf("RW size: %d\n", rw_szie);
printf("RW count: %d\n", rw_count);
printf("Cache mode: %s\n", cache_mode ? "dynamic" : "static");
ext4_filedev_filename(input_name);
wr_buff = malloc(rw_szie);
rd_buff = malloc(rw_szie);
if(!wr_buff || !rd_buff){
printf("Read-Write allocation ERROR\n");
return EXIT_FAILURE;
}
bd = ext4_filedev_get();
bc = ext4_filecache_get();
if(!bd || !bc){
printf("Block device ERROR\n");
return EXIT_FAILURE;
}
ext4_dmask_set(EXT4_DEBUG_ALL);
r = ext4_device_register(bd, cache_mode ? 0 : bc, "ext4_filesim");
if(r != EOK){
printf("ext4_device_register ERROR = %d\n", r);
return EXIT_FAILURE;
}
r = ext4_mount("ext4_filesim", "/mp");
if(r != EOK){
printf("ext4_mount ERROR = %d\n", r);
return EXIT_FAILURE;
}
ext4_fremove("/mp/test1");
dir_ls("/mp/");
printf("ext4_fopen: test1\n");
r = ext4_fopen(&f, "/mp/test1", "wb");
if(r != EOK){
printf("ext4_fopen ERROR = %d\n", r);
return EXIT_FAILURE;
}
printf("ext4_write: %d * %d ..." , rw_count, rw_szie);
for (i = 0; i < rw_count; ++i) {
memset(wr_buff, i & 0xFF, rw_szie);
r = ext4_fwrite(&f, wr_buff, rw_szie, &size);
if((r != EOK) || (size != rw_szie))
break;
}
if(i != rw_count){
printf("ERROR: rw_count = %d\n", i);
return EXIT_FAILURE;
}
printf("OK\n");
r = ext4_fclose(&f);
printf("ext4_fopen: test1\n");
r = ext4_fopen(&f, "/mp/test1", "r+");
if(r != EOK){
printf("ext4_fopen ERROR = %d\n", r);
return EXIT_FAILURE;
}
printf("ext4_read: %d * %d ..." , rw_count, rw_szie);
for (i = 0; i < rw_count; ++i) {
memset(wr_buff, i & 0xFF, rw_szie);
r = ext4_fread(&f, rd_buff, rw_szie, &size);
if((r != EOK) || (size != rw_szie))
break;
if(memcmp(rd_buff, wr_buff, rw_szie)){
break;
}
}
if(i != rw_count){
printf("ERROR: rw_count = %d\n", i);
return EXIT_FAILURE;
}
printf("OK\n");
r = ext4_fclose(&f);
dir_ls("/mp/");
r = ext4_umount("/mp");
printf("Test finish: OK\n");
return EXIT_SUCCESS;
}