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/* kernel mode, for libreswan
*
* Copyright (C) 2024 Andrew Cagney
*
* 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 (at your
* option) any later version. See <https://www.gnu.org/licenses/gpl2.txt>.
*
* 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.
*/
#ifndef KERNEL_MODE_H
#define KERNEL_MODE_H
/*
* Kernel's outer most encapsulation mode.
*
* Contrary to the RFCs and ENCAPSULATION_MODE_*, the kernel only has
* to handle three outermost encapsulation. Hence an ENUM that only
* defines those values.
*
* Except contrary to that, PF KEY v2 accepts the mode "any".
*/
enum kernel_mode {
#define KERNEL_MODE_FLOOR 1
KERNEL_MODE_TRANSPORT = 1,
KERNEL_MODE_TUNNEL,
KERNEL_MODE_IPTFS,
#define KERNEL_MODE_ROOF (KERNEL_MODE_IPTFS+1)
};
extern const struct enum_names kernel_mode_names;
extern const struct enum_names kernel_mode_stories;
#endif
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