73 lines
1.5 KiB
C
73 lines
1.5 KiB
C
/*
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* tst_libext2fs.c
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*/
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#include "config.h"
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#include <stdio.h>
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#include <string.h>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if HAVE_ERRNO_H
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#include <errno.h>
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#endif
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#if HAVE_SYS_STAT_H
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#include <sys/stat.h>
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#endif
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#if HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#include "ext2_fs.h"
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#include "ext2fsP.h"
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#include "ss/ss.h"
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#include "debugfs.h"
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/*
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* Hook in new commands into debugfs
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* Override debugfs's prompt
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*/
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const char *debug_prog_name = "tst_libext2fs";
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extern ss_request_table libext2fs_cmds;
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ss_request_table *extra_cmds = &libext2fs_cmds;
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static int print_blocks_proc(ext2_filsys fs EXT2FS_ATTR((unused)),
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blk64_t *blocknr, e2_blkcnt_t blockcnt,
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blk64_t ref_block, int ref_offset,
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void *private EXT2FS_ATTR((unused)))
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{
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printf("%6lld %8llu (%d %llu)\n", (long long) blockcnt,
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(unsigned long long) *blocknr, ref_offset,
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(unsigned long long) ref_block);
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return 0;
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}
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void do_block_iterate(int argc, char **argv, int sci_idx EXT2FS_ATTR((unused)),
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void *infop EXT2FS_ATTR((unused)))
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{
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const char *usage = "block_iterate <file> <flags";
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ext2_ino_t ino;
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int err = 0;
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int flags = 0;
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if (common_args_process(argc, argv, 2, 3, argv[0], usage, 0))
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return;
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ino = string_to_inode(argv[1]);
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if (!ino)
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return;
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if (argc > 2) {
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flags = parse_ulong(argv[2], argv[0], "flags", &err);
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if (err)
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return;
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}
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flags |= BLOCK_FLAG_READ_ONLY;
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ext2fs_block_iterate3(current_fs, ino, flags, NULL,
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print_blocks_proc, NULL);
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putc('\n', stdout);
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}
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