freebsd-nq/sys/boot/geli/geliboot.h
Enji Cooper e108b91da7 Add geliboot_crypt(..) definition to geliboot.h to mute a -Wimplicit-function-declaration
warning

Reported by: clang
MFC after: 1 week
Sponsored by: EMC / Isilon Storage Division
2016-05-13 11:24:55 +00:00

93 lines
3.1 KiB
C

/*-
* Copyright (c) 2015 Allan Jude <allanjude@FreeBSD.org>
* Copyright (c) 2005-2011 Pawel Jakub Dawidek <pawel@dawidek.net>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/endian.h>
#include <sys/queue.h>
#ifndef _GELIBOOT_H_
#define _GELIBOOT_H_
#define _STRING_H_
#define _STRINGS_H_
#define _STDIO_H_
#include <geom/eli/g_eli.h>
#include <geom/eli/pkcs5v2.h>
/* Pull in the md5, sha256, and sha512 implementations */
#include <md5.h>
#include <crypto/sha2/sha256.h>
#include <crypto/sha2/sha512.h>
/* Pull in AES implementation */
#include <crypto/rijndael/rijndael-api-fst.h>
/* AES-XTS implementation */
#define _STAND
#define STAND_H /* We don't want stand.h in {gpt,zfs,gptzfs}boot */
#include <opencrypto/xform_enc.h>
#ifndef DEV_BSIZE
#define DEV_BSIZE 512
#endif
#ifndef DEV_GELIBOOT_BSIZE
#define DEV_GELIBOOT_BSIZE 4096
#endif
#ifndef MIN
#define MIN(a,b) (((a) < (b)) ? (a) : (b))
#endif
#define GELI_PW_MAXLEN 256
extern void pwgets(char *buf, int n);
struct geli_entry {
struct dsk *dsk;
off_t part_end;
struct g_eli_softc sc;
struct g_eli_metadata md;
SLIST_ENTRY(geli_entry) entries;
} *geli_e, *geli_e_tmp;
int geli_count;
void geli_init(void);
int geli_taste(int read_func(void *vdev, void *priv, off_t off,
void *buf, size_t bytes), struct dsk *dsk, daddr_t lastsector);
int geli_attach(struct dsk *dskp, const char *passphrase);
int is_geli(struct dsk *dsk);
int geli_read(struct dsk *dsk, off_t offset, u_char *buf, size_t bytes);
int geli_decrypt(u_int algo, u_char *data, size_t datasize,
const u_char *key, size_t keysize, const uint8_t* iv);
int geli_passphrase(char *pw, int disk, int parttype, int part, struct dsk *dskp);
int geliboot_crypt(u_int algo, int enc, u_char *data, size_t datasize,
const u_char *key, size_t keysize, u_char *iv);
#endif /* _GELIBOOT_H_ */