see if the database has been expanded by someone else and expand
if necessary
*/
-static int tdb_oob(struct tdb_context *tdb, tdb_off_t off, tdb_len_t len,
- int probe)
+static int tdb_notrans_oob(
+ struct tdb_context *tdb, tdb_off_t off, tdb_len_t len, int probe)
{
struct stat st;
if (len + off < len) {
return -1;
}
+ /*
+ * This duplicates functionality from tdb_oob(). Don't remove:
+ * we still have direct callers of tdb->methods->tdb_oob()
+ * inside transaction.c.
+ */
if (off + len <= tdb->map_size)
return 0;
if (tdb->flags & TDB_INTERNAL) {
return -1;
}
- if (tdb->methods->tdb_oob(tdb, off, len, 0) != 0)
+ if (tdb_oob(tdb, off, len, 0) != 0)
return -1;
if (tdb->map_ptr) {
static int tdb_read(struct tdb_context *tdb, tdb_off_t off, void *buf,
tdb_len_t len, int cv)
{
- if (tdb->methods->tdb_oob(tdb, off, len, 0) != 0) {
+ if (tdb_oob(tdb, off, len, 0) != 0) {
return -1;
}
}
/* must know about any previous expansions by another process */
- tdb->methods->tdb_oob(tdb, tdb->map_size, 1, 1);
+ tdb_oob(tdb, tdb->map_size, 1, 1);
/*
* Note: that we don't care about tdb->hdr_ofs != 0 here
return -1;
}
+int _tdb_oob(struct tdb_context *tdb, tdb_off_t off, tdb_len_t len, int probe)
+{
+ int ret = tdb->methods->tdb_oob(tdb, off, len, probe);
+ return ret;
+}
+
/* read/write a tdb_off_t */
int tdb_ofs_read(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d)
{
* Optimize by avoiding the malloc/memcpy/free, point the
* parser directly at the mmap area.
*/
- if (tdb->methods->tdb_oob(tdb, offset, len, 0) != 0) {
+ if (tdb_oob(tdb, offset, len, 0) != 0) {
return -1;
}
data.dptr = offset + (unsigned char *)tdb->map_ptr;
return -1;
}
- ret = tdb->methods->tdb_oob(tdb, offset, rec->key_len, 1);
+ ret = tdb_oob(tdb, offset, rec->key_len, 1);
if (ret == -1) {
return -1;
}
- ret = tdb->methods->tdb_oob(tdb, offset, rec->data_len, 1);
+ ret = tdb_oob(tdb, offset, rec->data_len, 1);
if (ret == -1) {
return -1;
}
- ret = tdb->methods->tdb_oob(tdb, offset, rec->rec_len, 1);
+ ret = tdb_oob(tdb, offset, rec->rec_len, 1);
if (ret == -1) {
return -1;
}
- return tdb->methods->tdb_oob(tdb, rec->next, sizeof(*rec), 0);
+ return tdb_oob(tdb, rec->next, sizeof(*rec), 0);
}
int tdb_rec_write(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec)
tdb_read,
tdb_write,
tdb_next_hash_chain,
- tdb_oob,
+ tdb_notrans_oob,
tdb_expand_file,
};