lib/lafs_print_state.c

   1 #include <uuid/uuid.h>
   2 #include <lafs/lafs.h>
   3 #include <stdio.h>
   4 #include "internal.h"
   5
   6 void lafs_print_state(struct lafs_state *state, int size)
   7 {
   8         char uuidstr[37];
   9         u32 crc, crc2;
  10         int l;
  11         int maxss;
  12
  13         printf("Stateblock:\n");
  14         printf(" IDtag      : %.16s\n", state->idtag);
  15         printf(" Version    : %.15s\n", state->version);
  16         uuid_unparse(state->uuid, uuidstr);
  17         printf(" UUID       : %s\n", uuidstr);
  18         printf(" Checksum   : %08x", (int) __le32_to_cpu(state->checksum));
  19         crc = state->checksum;
  20         state->checksum = 0;
  21         crc2 = crc32(0, (uint32_t*)state, size);
  22         state->checksum = crc;
  23         if (crc2 == crc)
  24                 printf(" (correct)\n");
  25         else
  26                 printf(" (expected %08x)\n", (unsigned int)__le32_to_cpu(crc2));
  27         printf(" Seq        : %d\n", (int)__le32_to_cpu(state->seq));
  28         printf(" Levels     : %d\n", (int)__le32_to_cpu(state->levels));
  29         printf(" Devices    : %d\n", (int)__le32_to_cpu(state->devices));
  30         printf(" MaxSnap    : %d\n", (int)__le32_to_cpu(state->maxsnapshot));
  31         printf(" NextYouth  : %d\n", (int)__le16_to_cpu(state->nextyouth));
  32         if (__le16_to_cpu(state->nonlog_dev) < 0xFFFF) {
  33                 printf(" NonLogSeg  : %d\n", (int)__le32_to_cpu(state->nonlog_segment));
  34                 printf(" NonLogDev  : %d\n", (int)__le16_to_cpu(state->nonlog_dev));
  35                 printf(" NonLogOff  : %d\n", (int)__le16_to_cpu(state->nonlog_offset));
  36         }
  37
  38         printf(" CheckPoint : %llu\n",
  39                (unsigned long long)__le64_to_cpu(state->checkpointcluster));
  40         maxss = __le32_to_cpu(state->maxsnapshot);
  41         if (maxss > (size - sizeof(*state)) / 4)
  42                 maxss = (size - sizeof(*state)) / 4;
  43         for (l=0; l < maxss; l++)
  44                 printf(" Root[%d]    : %llu\n", l+1,
  45                        (unsigned long long)__le64_to_cpu(state->root_inodes[l]));
  46
  47         printf("\n");
  48 }
  49