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8406115834
Access to the gpxe.org and etherboot.org domains and associated resources has been revoked by the registrant of the domain. Work around this problem by renaming project from gPXE to iPXE, and updating URLs to match. Also update README, LOG and COPYRIGHTS to remove obsolete information. Signed-off-by: Michael Brown <mcb30@ipxe.org>
63 lines
1.9 KiB
C
63 lines
1.9 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/interface.h>
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/** @file
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*
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* Object communication interfaces
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*
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*/
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/**
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* Plug an interface into a new destination interface
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*
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* @v intf Interface
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* @v dest New destination interface
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*
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* The reference to the existing destination interface is dropped, a
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* reference to the new destination interface is obtained, and the
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* interface is updated to point to the new destination interface.
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*
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* Note that there is no "unplug" call; instead you must plug the
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* interface into a null interface.
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*/
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void plug ( struct interface *intf, struct interface *dest ) {
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DBGC ( intf, "INTF %p moving from INTF %p to INTF %p\n",
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intf, intf->dest, dest );
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intf_put ( intf->dest );
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intf->dest = intf_get ( dest );
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}
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/**
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* Plug two interfaces together
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*
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* @v a Interface A
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* @v b Interface B
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*
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* Plugs interface A into interface B, and interface B into interface
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* A. (The basic plug() function is unidirectional; this function is
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* merely a shorthand for two calls to plug(), hence the name.)
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*/
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void plug_plug ( struct interface *a, struct interface *b ) {
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plug ( a, b );
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plug ( b, a );
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}
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