1/*- 2 * Copyright (c) 2016 Eric McCorkle 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#ifndef _INTAKE_H_ 28#define _INTAKE_H_ 29 30#include <sys/param.h> 31 32/* 33 * This file provides an interface for providing keys to the kernel 34 * during boot time. 35 */ 36 37#define MAX_KEY_BITS 4096 38#define MAX_KEY_BYTES (MAX_KEY_BITS / NBBY) 39 40#define KEYBUF_SENTINEL 0xcee54b5d /* KEYS4BSD */ 41 42enum { 43 KEYBUF_TYPE_NONE, 44 KEYBUF_TYPE_GELI 45}; 46 47struct keybuf_ent { 48 unsigned int ke_type; 49 char ke_data[MAX_KEY_BYTES]; 50}; 51 52struct keybuf { 53 unsigned int kb_nents; 54 struct keybuf_ent kb_ents[]; 55}; 56 57#ifdef _KERNEL 58/* Get the key intake buffer */ 59extern struct keybuf* get_keybuf(void); 60#endif 61 62#endif 63