| /* |
| * read_bb_file.c --- read a list of bad blocks for a FILE * |
| * |
| * Copyright (C) 1994, 1995 Theodore Ts'o. |
| * |
| * %Begin-Header% |
| * This file may be redistributed under the terms of the GNU Public |
| * License. |
| * %End-Header% |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| #if HAVE_UNISTD_H |
| #include <unistd.h> |
| #endif |
| #include <fcntl.h> |
| #include <time.h> |
| #if HAVE_SYS_STAT_H |
| #include <sys/stat.h> |
| #endif |
| #if HAVE_SYS_TYPES_H |
| #include <sys/types.h> |
| #endif |
| |
| #include <linux/ext2_fs.h> |
| |
| #include "ext2fs.h" |
| |
| /* |
| * Reads a list of bad blocks from a FILE * |
| */ |
| errcode_t ext2fs_read_bb_FILE(ext2_filsys fs, FILE *f, |
| ext2_badblocks_list *bb_list, |
| void (*invalid)(ext2_filsys fs, blk_t blk)) |
| { |
| errcode_t retval; |
| blk_t blockno; |
| int count; |
| char buf[128]; |
| |
| EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS); |
| |
| if (!*bb_list) { |
| retval = ext2fs_badblocks_list_create(bb_list, 10); |
| if (retval) |
| return retval; |
| } |
| |
| while (!feof (f)) { |
| if (fgets(buf, sizeof(buf), f) == NULL) |
| break; |
| count = sscanf(buf, "%u", &blockno); |
| if (count <= 0) |
| continue; |
| if ((blockno < fs->super->s_first_data_block) || |
| (blockno >= fs->super->s_blocks_count)) { |
| if (invalid) |
| (invalid)(fs, blockno); |
| continue; |
| } |
| retval = ext2fs_badblocks_list_add(*bb_list, blockno); |
| if (retval) |
| return retval; |
| } |
| return 0; |
| } |
| |
| |