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/*
* tst_inode.c --- this function tests the inode scan function
*
* Copyright (C) 1996 by Theodore Ts'o.
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Library
* General Public License, version 2.
* %End-Header%
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#include <time.h>
#include <sys/stat.h>
#include <sys/types.h>
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#include "ext2_fs.h"
#include "ext2fs.h"
blk64_t test_vec[] = { 8, 12, 24, 34, 43, 44, 100, 0 };
ext2_filsys test_fs;
ext2fs_block_bitmap bad_block_map, touched_map;
ext2fs_inode_bitmap bad_inode_map;
badblocks_list test_badblocks;
int first_no_comma = 1;
int failed = 0;
static void iscan_test_read_blk64(unsigned long long block, int count, errcode_t err)
{
int i;
if (first_no_comma)
first_no_comma = 0;
else
printf(", ");
if (count > 1)
printf("%llu-%llu", block, block+count-1);
else
printf("%llu", block);
for (i=0; i < count; i++, block++) {
if (ext2fs_test_block_bitmap2(touched_map, block)) {
printf("\nDuplicate block?!? --- %llu\n", block);
failed++;
first_no_comma = 1;
}
ext2fs_mark_block_bitmap2(touched_map, block);
}
}
static void iscan_test_read_blk(unsigned long block, int count, errcode_t err)
{
iscan_test_read_blk64(block, count, err);
}
/*
* Setup the variables for doing the inode scan test.
*/
static void setup(void)
{
errcode_t retval;
int i;
struct ext2_super_block param;
initialize_ext2_error_table();
memset(¶m, 0, sizeof(param));
ext2fs_blocks_count_set(¶m, 12000);
test_io_cb_read_blk = iscan_test_read_blk;
test_io_cb_read_blk64 = iscan_test_read_blk64;
retval = ext2fs_initialize("test fs", EXT2_FLAG_64BITS, ¶m,
test_io_manager, &test_fs);
if (retval) {
com_err("setup", retval,
"While initializing filesystem");
exit(1);
}
retval = ext2fs_allocate_tables(test_fs);
if (retval) {
com_err("setup", retval,
"While allocating tables for test filesystem");
exit(1);
}
retval = ext2fs_allocate_block_bitmap(test_fs, "bad block map",
&bad_block_map);
if (retval) {
com_err("setup", retval,
"While allocating bad_block bitmap");
exit(1);
}
retval = ext2fs_allocate_block_bitmap(test_fs, "touched map",
&touched_map);
if (retval) {
com_err("setup", retval,
"While allocating touched block bitmap");
exit(1);
}
retval = ext2fs_allocate_inode_bitmap(test_fs, "bad inode map",
&bad_inode_map);
if (retval) {
com_err("setup", retval,
"While allocating bad inode bitmap");
exit(1);
}
retval = ext2fs_badblocks_list_create(&test_badblocks, 5);
if (retval) {
com_err("setup", retval, "while creating badblocks list");
exit(1);
}
for (i=0; test_vec[i]; i++) {
retval = ext2fs_badblocks_list_add(test_badblocks, test_vec[i]);
if (retval) {
com_err("setup", retval,
"while adding test vector %d", i);
exit(1);
}
ext2fs_mark_block_bitmap2(bad_block_map, test_vec[i]);
}
test_fs->badblocks = test_badblocks;
}
/*
* Iterate using inode_scan
*/
static void iterate(void)
{
struct ext2_inode inode;
ext2_inode_scan scan;
errcode_t retval;
ext2_ino_t ino;
retval = ext2fs_open_inode_scan(test_fs, 8, &scan);
if (retval) {
com_err("iterate", retval, "While opening inode scan");
exit(1);
}
printf("Reading blocks: ");
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval) {
com_err("iterate", retval, "while reading first inode");
exit(1);
}
while (ino) {
retval = ext2fs_get_next_inode(scan, &ino, &inode);
if (retval == EXT2_ET_BAD_BLOCK_IN_INODE_TABLE) {
ext2fs_mark_inode_bitmap2(bad_inode_map, ino);
continue;
}
if (retval) {
com_err("iterate", retval,
"while getting next inode");
exit(1);
}
}
printf("\n");
ext2fs_close_inode_scan(scan);
}
/*
* Verify the touched map
*/
static void check_map(void)
{
int i, j, first=1;
blk64_t blk;
for (i=0; test_vec[i]; i++) {
if (ext2fs_test_block_bitmap2(touched_map, test_vec[i])) {
printf("Bad block was touched --- %llu\n", test_vec[i]);
failed++;
first_no_comma = 1;
}
ext2fs_mark_block_bitmap2(touched_map, test_vec[i]);
}
for (i = 0; i < test_fs->group_desc_count; i++) {
for (j=0, blk = ext2fs_inode_table_loc(test_fs, i);
j < test_fs->inode_blocks_per_group;
j++, blk++) {
if (!ext2fs_test_block_bitmap2(touched_map, blk) &&
!ext2fs_test_block_bitmap2(bad_block_map, blk)) {
printf("Missing block --- %llu\n", blk);
failed++;
}
}
}
printf("Bad inodes: ");
for (i=1; i <= test_fs->super->s_inodes_count; i++) {
if (ext2fs_test_inode_bitmap2(bad_inode_map, i)) {
if (first)
first = 0;
else
printf(", ");
printf("%u", i);
}
}
printf("\n");
}
int main(int argc, char **argv)
{
setup();
iterate();
check_map();
if (!failed)
printf("Inode scan tested OK!\n");
return failed;
}
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