Example #1
0
static int
bdb_tool_entry_get_int( BackendDB *be, ID id, Entry **ep )
{
	Entry *e = NULL;
	char *dptr;
	int rc, eoff;

	assert( be != NULL );
	assert( slapMode & SLAP_TOOL_MODE );

	if ( ( tool_filter || tool_base ) && id == previd && tool_next_entry != NULL ) {
		*ep = tool_next_entry;
		tool_next_entry = NULL;
		return LDAP_SUCCESS;
	}

	if ( id != previd ) {
		data.ulen = data.dlen = sizeof( ehbuf );
		data.data = ehbuf;
		data.flags |= DB_DBT_PARTIAL;

		BDB_ID2DISK( id, &nid );
		rc = cursor->c_get( cursor, &key, &data, DB_SET );
		if ( rc ) {
			rc = LDAP_OTHER;
			goto done;
		}
	}

	/* Get the header */
	dptr = eh.bv.bv_val;
	eh.bv.bv_val = ehbuf;
	eh.bv.bv_len = data.size;
	rc = entry_header( &eh );
	eoff = eh.data - eh.bv.bv_val;
	eh.bv.bv_val = dptr;
	if ( rc ) {
		rc = LDAP_OTHER;
		goto done;
	}

	/* Get the size */
	data.flags &= ~DB_DBT_PARTIAL;
	data.ulen = 0;
	rc = cursor->c_get( cursor, &key, &data, DB_CURRENT );
	if ( rc != DB_BUFFER_SMALL ) {
		rc = LDAP_OTHER;
		goto done;
	}

	/* Allocate a block and retrieve the data */
	eh.bv.bv_len = eh.nvals * sizeof( struct berval ) + data.size;
	eh.bv.bv_val = ch_realloc( eh.bv.bv_val, 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 += eoff;

	rc = cursor->c_get( cursor, &key, &data, DB_CURRENT );
	if ( rc ) {
		rc = LDAP_OTHER;
		goto done;
	}

#ifndef BDB_HIER
	/* TODO: handle BDB_HIER accordingly */
	if ( tool_base != NULL ) {
		struct berval ndn;
		entry_decode_dn( &eh, NULL, &ndn );

		if ( !dnIsSuffixScope( &ndn, tool_base, tool_scope ) ) {
			return LDAP_NO_SUCH_OBJECT;
		}
	}
#endif

#ifdef SLAP_ZONE_ALLOC
	/* FIXME: will add ctx later */
	rc = entry_decode( &eh, &e, NULL );
#else
	rc = entry_decode( &eh, &e );
#endif

	if( rc == LDAP_SUCCESS ) {
		e->e_id = id;
#ifdef BDB_HIER
		if ( slapMode & SLAP_TOOL_READONLY ) {
			struct bdb_info *bdb = (struct bdb_info *) be->be_private;
			EntryInfo *ei = NULL;
			Operation op = {0};
			Opheader ohdr = {0};

			op.o_hdr = &ohdr;
			op.o_bd = be;
			op.o_tmpmemctx = NULL;
			op.o_tmpmfuncs = &ch_mfuncs;

			rc = bdb_cache_find_parent( &op, bdb->bi_cache.c_txn, id, &ei );
			if ( rc == LDAP_SUCCESS ) {
				bdb_cache_entryinfo_unlock( ei );
				e->e_private = ei;
				ei->bei_e = e;
				bdb_fix_dn( e, 0 );
				ei->bei_e = NULL;
				e->e_private = NULL;
			}
		}
#endif
	}
done:
	if ( e != NULL ) {
		*ep = e;
	}

	return rc;
}
Example #2
0
Entry* bdb_tool_entry_get( BackendDB *be, ID id )
{
	Entry *e = NULL;
	char *dptr;
	int rc, eoff;

	assert( be != NULL );
	assert( slapMode & SLAP_TOOL_MODE );

	if ( id != previd ) {
		data.ulen = data.dlen = sizeof( ehbuf );
		data.data = ehbuf;
		data.flags |= DB_DBT_PARTIAL;

		BDB_ID2DISK( id, &nid );
		rc = cursor->c_get( cursor, &key, &data, DB_SET );
		if ( rc ) goto done;
	}

	/* Get the header */
	dptr = eh.bv.bv_val;
	eh.bv.bv_val = ehbuf;
	eh.bv.bv_len = data.size;
	rc = entry_header( &eh );
	eoff = eh.data - eh.bv.bv_val;
	eh.bv.bv_val = dptr;
	if ( rc ) goto done;

	/* Get the size */
	data.flags &= ~DB_DBT_PARTIAL;
	data.ulen = 0;
    rc = cursor->c_get( cursor, &key, &data, DB_CURRENT );
	if ( rc != DB_BUFFER_SMALL ) goto done;

	/* Allocate a block and retrieve the data */
	eh.bv.bv_len = eh.nvals * sizeof( struct berval ) + data.size;
	eh.bv.bv_val = ch_realloc( eh.bv.bv_val, 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 += eoff;

    rc = cursor->c_get( cursor, &key, &data, DB_CURRENT );
	if ( rc ) goto done;

#ifdef SLAP_ZONE_ALLOC
	/* FIXME: will add ctx later */
	rc = entry_decode( &eh, &e, NULL );
#else
	rc = entry_decode( &eh, &e );
#endif

	if( rc == LDAP_SUCCESS ) {
		e->e_id = id;
#ifdef BDB_HIER
		if ( slapMode & SLAP_TOOL_READONLY ) {
			EntryInfo *ei = NULL;
			Operation op = {0};
			Opheader ohdr = {0};

			op.o_hdr = &ohdr;
			op.o_bd = be;
			op.o_tmpmemctx = NULL;
			op.o_tmpmfuncs = &ch_mfuncs;

			rc = bdb_cache_find_parent( &op, CURSOR_GETLOCKER(cursor), id, &ei );
			if ( rc == LDAP_SUCCESS ) {
				bdb_cache_entryinfo_unlock( ei );
				e->e_private = ei;
				ei->bei_e = e;
				bdb_fix_dn( e, 0 );
				ei->bei_e = NULL;
				e->e_private = NULL;
			}
		}
#endif
	}
done:
	return e;
}