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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:54:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:54:18 +0000 |
commit | 8e67fbf68ffeb9eb5f026dd482d73b021660bf9b (patch) | |
tree | bb573facd5d02096f9956b2617a722b88acaa8af /debian/grub-extras/disabled/gpxe/src/core/interface.c | |
parent | Adding upstream version 2.06. (diff) | |
download | grub2-debian.tar.xz grub2-debian.zip |
Adding debian version 2.06-3~deb11u6.debian/2.06-3_deb11u6debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'debian/grub-extras/disabled/gpxe/src/core/interface.c')
-rw-r--r-- | debian/grub-extras/disabled/gpxe/src/core/interface.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/debian/grub-extras/disabled/gpxe/src/core/interface.c b/debian/grub-extras/disabled/gpxe/src/core/interface.c new file mode 100644 index 0000000..6451bfe --- /dev/null +++ b/debian/grub-extras/disabled/gpxe/src/core/interface.c @@ -0,0 +1,63 @@ +/* + * 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/wrap.h> +#include <gpxe/interface.h> + +/** @file + * + * Object communication interfaces + * + */ + +/** + * Plug an interface into a new destination interface + * + * @v intf Interface + * @v dest New destination interface + * + * The reference to the existing destination interface is dropped, a + * reference to the new destination interface is obtained, and the + * interface is updated to point to the new destination interface. + * + * Note that there is no "unplug" call; instead you must plug the + * interface into a null interface. + */ +void plug ( struct interface *intf, struct interface *dest ) { + DBGC ( intf, "INTF %p moving from INTF %p to INTF %p\n", + intf, intf->dest, dest ); + intf_put ( intf->dest ); + intf->dest = intf_get ( dest ); +} + +/** + * Plug two interfaces together + * + * @v a Interface A + * @v b Interface B + * + * Plugs interface A into interface B, and interface B into interface + * A. (The basic plug() function is unidirectional; this function is + * merely a shorthand for two calls to plug(), hence the name.) + */ +void plug_plug ( struct interface *a, struct interface *b ) { + plug ( a, b ); + plug ( b, a ); +} |