#include <stdio.h>
#include <ac/string.h>
+#include <ac/errno.h>
#include "back-bdb.h"
DB *db = bdb->bi_id2entry->bdi_db;
DBT key, data;
DBC *cursor;
- struct berval bv;
- int rc = 0;
+ EntryHeader eh;
+ char buf[16];
+ int rc = 0, off;
ID nid;
*e = NULL;
BDB_ID2DISK( id, &nid );
DBTzero( &data );
- data.flags = DB_DBT_MALLOC;
+ data.flags = DB_DBT_USERMEM | DB_DBT_PARTIAL;
/* fetch it */
rc = db->cursor( db, tid, &cursor, bdb->bi_db_opflags );
if ( !tid && locker )
cursor->locker = locker;
+ /* Get the nattrs / nvals counts first */
+ data.ulen = data.dlen = sizeof(buf);
+ data.data = buf;
rc = cursor->c_get( cursor, &key, &data, DB_SET );
+ if ( rc ) goto leave;
+
+ eh.bv.bv_val = buf;
+ eh.bv.bv_len = data.size;
+ rc = entry_header( &eh );
+ if ( rc ) goto leave;
+
+ /* Get the size */
+ data.flags ^= DB_DBT_PARTIAL;
+ data.ulen = 0;
+ rc = cursor->c_get( cursor, &key, &data, DB_CURRENT );
+ if ( rc != ENOMEM ) goto leave;
+
+ /* Allocate a block and retrieve the data */
+ off = eh.data - eh.bv.bv_val;
+ eh.bv.bv_len = eh.nvals * sizeof( struct berval ) + data.size;
+ eh.bv.bv_val = ch_malloc( eh.bv.bv_len );
+ eh.data = eh.bv.bv_val + eh.nvals * sizeof( struct berval );
+ data.data = eh.data;
+ data.ulen = data.size;
+
+ /* skip past already parsed nattr/nvals */
+ eh.data += off;
+
+ rc = cursor->c_get( cursor, &key, &data, DB_CURRENT );
+
+leave:
cursor->c_close( cursor );
if( rc != 0 ) {
return rc;
}
- DBT2bv( &data, &bv );
-
#ifdef SLAP_ZONE_ALLOC
- rc = entry_decode(&bv, e, bdb->bi_cache.c_zctx);
+ rc = entry_decode(&eh, e, bdb->bi_cache.c_zctx);
#else
- rc = entry_decode(&bv, e);
+ rc = entry_decode(&eh, e);
#endif
if( rc == 0 ) {
* decoded in place.
*/
#ifndef SLAP_ZONE_ALLOC
- ch_free(data.data);
+ ch_free(eh.bv.bv_val);
#endif
}
#ifdef SLAP_ZONE_ALLOC
- ch_free(data.data);
+ ch_free(eh.bv.bv_val);
#endif
return rc;