diff options
Diffstat (limited to 'contrib/syslinux-4.02/gpxe/src/core/filter.c')
-rw-r--r-- | contrib/syslinux-4.02/gpxe/src/core/filter.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/gpxe/src/core/filter.c b/contrib/syslinux-4.02/gpxe/src/core/filter.c new file mode 100644 index 0000000..a8bee7d --- /dev/null +++ b/contrib/syslinux-4.02/gpxe/src/core/filter.c @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <gpxe/xfer.h> +#include <gpxe/filter.h> + +/** @file + * + * Data transfer filters + * + */ + +/* + * Pass-through methods to be used by filters which don't want to + * intercept all events. + * + */ + +void filter_close ( struct xfer_interface *xfer, int rc ) { + struct xfer_interface *other = filter_other_half ( xfer ); + + xfer_close ( other, rc ); +} + +int filter_vredirect ( struct xfer_interface *xfer, int type, + va_list args ) { + struct xfer_interface *other = filter_other_half ( xfer ); + + return xfer_vredirect ( other, type, args ); +} + +size_t filter_window ( struct xfer_interface *xfer ) { + struct xfer_interface *other = filter_other_half ( xfer ); + + return xfer_window ( other ); +} + +struct io_buffer * filter_alloc_iob ( struct xfer_interface *xfer, + size_t len ) { + struct xfer_interface *other = filter_other_half ( xfer ); + + return xfer_alloc_iob ( other, len ); +} + +int filter_deliver_iob ( struct xfer_interface *xfer, struct io_buffer *iobuf, + struct xfer_metadata *meta ) { + struct xfer_interface *other = filter_other_half ( xfer ); + + return xfer_deliver_iob_meta ( other, iobuf, meta ); +} + +int filter_deliver_raw ( struct xfer_interface *xfer, const void *data, + size_t len ) { + struct xfer_interface *other = filter_other_half ( xfer ); + + return xfer_deliver_raw ( other, data, len ); +} |