#include "tdb1_private.h"
#include <assert.h>
-TDB_DATA tdb1_null;
-
/*
non-blocking increment of the tdb sequence number if the tdb has been opened using
the TDB_SEQNUM flag
if (tdb1_rec_read(tdb, rec_ptr, r) == -1)
return 0;
- if (!TDB1_DEAD(r) && hash==r->full_hash
- && key.dsize==r->key_len
- && tdb1_parse_data(tdb, key, rec_ptr + sizeof(*r),
- r->key_len, tdb1_key_compare,
- NULL) == 0) {
+ tdb->stats.compares++;
+ if (TDB1_DEAD(r)) {
+ tdb->stats.compare_wrong_bucket++;
+ } else if (key.dsize != r->key_len) {
+ tdb->stats.compare_wrong_keylen++;
+ } else if (hash != r->full_hash) {
+ tdb->stats.compare_wrong_rechash++;
+ } else if (tdb1_parse_data(tdb, key, rec_ptr + sizeof(*r),
+ r->key_len, tdb1_key_compare,
+ NULL) != 0) {
+ tdb->stats.compare_wrong_keycmp++;
+ } else {
return rec_ptr;
}
/* detect tight infinite loop */
/* find which hash bucket it is in */
hash = tdb_hash(tdb, key.dptr, key.dsize);
- if (!(rec_ptr = tdb1_find_lock_hash(tdb,key,hash,F_RDLCK,&rec)))
- return tdb1_null;
+ if (!(rec_ptr = tdb1_find_lock_hash(tdb,key,hash,F_RDLCK,&rec))) {
+ ret.dptr = NULL;
+ ret.dsize = 0;
+ return ret;
+ }
ret.dptr = tdb1_alloc_read(tdb, rec_ptr + sizeof(rec) + rec.key_len,
rec.data_len);
assert(tdb->flags & TDB_VERSION1);
if ((tdb->flags & TDB_RDONLY) || tdb->tdb1.traverse_read) {
- tdb->last_error = TDB_ERR_RDONLY;
+ tdb->last_error = tdb_logerr(tdb, TDB_ERR_RDONLY,
+ TDB_LOG_USE_ERROR,
+ "tdb_store: read-only tdb");
return -1;
}
}
}
+ tdb1_increment_seqnum_nonblock(tdb);
tdb_unlockall(tdb);
return 0;