u-boot/include/crypto/pkcs7.h
AKASHI Takahiro e85a787c7d lib: crypto: add pkcs7 message parser
Imported from linux kernel v5.3:
 pkcs7.asn1 without changes
 pkcs7.h with changes marked as __UBOOT__
 pkcs7_parser.h without changes
 pkcs7_parser.c with changes marked as __UBOOT__

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
2019-12-06 16:44:20 -05:00

47 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* PKCS#7 crypto data parser
*
* Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*/
#ifndef _CRYPTO_PKCS7_H
#define _CRYPTO_PKCS7_H
#ifndef __UBOOT__
#include <linux/verification.h>
#include <crypto/public_key.h>
#endif
struct key;
struct pkcs7_message;
/*
* pkcs7_parser.c
*/
extern struct pkcs7_message *pkcs7_parse_message(const void *data,
size_t datalen);
extern void pkcs7_free_message(struct pkcs7_message *pkcs7);
extern int pkcs7_get_content_data(const struct pkcs7_message *pkcs7,
const void **_data, size_t *_datalen,
size_t *_headerlen);
#ifndef __UBOOT__
/*
* pkcs7_trust.c
*/
extern int pkcs7_validate_trust(struct pkcs7_message *pkcs7,
struct key *trust_keyring);
/*
* pkcs7_verify.c
*/
extern int pkcs7_verify(struct pkcs7_message *pkcs7,
enum key_being_used_for usage);
extern int pkcs7_supply_detached_data(struct pkcs7_message *pkcs7,
const void *data, size_t datalen);
#endif
#endif /* _CRYPTO_PKCS7_H */