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hjfs debug commands

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This commit is contained in:
aiju 2012-10-03 17:45:58 +02:00
parent 2bcaa6be7e
commit 20f8378ea1
1 changed files with 82 additions and 0 deletions
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82
sys/src/cmd/hjfs/cons.c
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@ -196,6 +196,86 @@ cmddf(int, char **)
return 1;
}
int
cmddebugdeind(int, char **argv)
{
Chan *ch;
Buf *b;
Dentry *d;
ch = chanattach(fsmain, 0);
if(ch == nil)
return -1;
ch->uid = -1;
if(walkpath(ch, argv[1], nil) < 0)
goto error;
rlock(fsmain);
dprint("hjfs: loc %ulld / %uld, offset %ulld\n", ch->loc->blk, ch->loc->deind, BLOCK * ch->loc->blk + (RBLOCK - BLOCK) + DENTRYSIZ * ch->loc->deind);
b = getbuf(fsmain->d, ch->loc->blk, TDENTRY, 0);
if(b == nil){
runlock(fsmain);
goto error;
}
d = &b->de[ch->loc->deind];
dprint("hjfs: name %s\n", d->name);
dprint("hjfs: uid %d, muid %d, gid %d\n", d->uid, d->muid, d->gid);
dprint("hjfs: mode %#o, qid %ulld, type %#x, version %d\n", d->mode, d->path, d->type, d->vers);
dprint("hjfs: size %d\n", d->size);
dprint("hjfs: atime %ulld, mtime %ulld\n", d->atime, d->mtime);
putbuf(b);
runlock(fsmain);
chanclunk(ch);
return 0;
error:
chanclunk(ch);
return -1;
}
int
cmddebuggetblk(int argc, char **argv)
{
Chan *ch;
Buf *b;
int rc;
uvlong r, start, end, i;
if(argc != 3 || argc != 4)
return -9001;
start = atoll(argv[3]);
if(argc == 4)
end = atoll(argv[4]);
else
end = start;
ch = chanattach(fsmain, 0);
if(ch == nil)
return -1;
ch->uid = -1;
if(walkpath(ch, argv[1], nil) < 0)
goto error;
rlock(fsmain);
b = getbuf(fsmain->d, ch->loc->blk, TDENTRY, 0);
if(b == nil){
runlock(fsmain);
goto error;
}
for(i = start; i <= end; i++){
rc = getblk(fsmain, ch->loc, b, i, &r, GBREAD);
if(rc > 0)
dprint("hjfs: getblk %ulld = %ulld\n", i, r);
if(rc == 0)
dprint("hjfs: getblk %ulld not found\n", i);
if(rc < 0)
dprint("hjfs: getblk %ulld: %r\n", i);
}
putbuf(b);
runlock(fsmain);
chanclunk(ch);
return 0;
error:
chanclunk(ch);
return -1;
}
extern int cmdnewuser(int, char **);
Cmd cmds[] = {
@ -209,6 +289,8 @@ Cmd cmds[] = {
{"newuser", 0, cmdnewuser},
{"echo", 2, cmdecho},
{"df", 1, cmddf},
{"debug-deind", 2, cmddebugdeind},
{"debug-getblk", 0, cmddebuggetblk},
};