dump.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <stdarg.h>
   4 #include <string.h>
   5 #include <ctype.h>
   6 #include "omfs.h"
   7 #include "dirscan.h"
   8 #include "check.h"
   9 #include "crc.h"
  10 #include "fix.h"
  11 #include "bits.h"
  12 #include "io.h"
  13
  14 static int on_node(dirscan_t *d, dirscan_entry_t *entry, void *user)
  15 {
  16         char *name = escape(entry->inode->i_name);
  17
  18         printf("inode: %*c%s%c s:%llx h:%d c:%d p:%llx b:%llx\n",
  19                 entry->level*2, ' ', name,
  20                 (entry->inode->i_type == OMFS_DIR) ? '/' : ' ',
  21                 swap_be64(entry->inode->i_head.h_self), entry->hindex,
  22                 swap_be16(entry->inode->i_head.h_crc),
  23                 entry->parent, entry->block);
  24         free(name);
  25
  26         return 0;
  27 }
  28
  29 int dump_fs(FILE *fp)
  30 {
  31         int bsize;
  32         omfs_super_t super;
  33         omfs_root_t root;
  34         omfs_info_t info = {
  35                 .dev = fp,
  36                 .super = &super,
  37                 .root = &root
  38         };
  39
  40         if (omfs_read_super(&info))
  41         {
  42                 printf ("Could not read super block\n");
  43                 return 0;
  44         }
  45         printf("Filesystem volume name: %s\n", super.s_name);
  46         printf("Filesystem magic number: 0x%x\n", swap_be32(super.s_magic));
  47         printf("First block: 0x%llx\n", swap_be64(super.s_root_block));
  48         printf("Block count: 0x%llx\n", swap_be64(super.s_num_blocks));
  49         printf("Block size: %d\n", swap_be32(super.s_blocksize));
  50         printf("Inode block size: %d\n", swap_be32(super.s_sys_blocksize));
  51         printf("Mirrors: %d\n", swap_be32(super.s_mirrors));
  52         putchar('\n');
  53
  54         if (omfs_read_root_block(&info))
  55         {
  56                 printf ("Could not read root block\n");
  57                 return 0;
  58         }
  59         printf("Root block size: %d\n", swap_be32(info.root->r_blocksize));
  60         printf("Cluster size: %d\n", swap_be32(info.root->r_clustersize));
  61         printf("Root mirrors: %d\n", swap_be32(info.root->r_mirrors));
  62
  63         bsize = (swap_be64(info.super->s_num_blocks) + 7) / 8;
  64
  65         if (dirscan_begin(&info, on_node, NULL) != 0)
  66         {
  67                 printf("Dirscan failed\n");
  68                 return 0;
  69         }
  70         return 1;
  71 }