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