48 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/* PKCS#7 crypto data parser3 *4 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.5 * Written by David Howells (dhowells@redhat.com)6 */7 8#ifndef _CRYPTO_PKCS7_H9#define _CRYPTO_PKCS7_H10 11#include <linux/verification.h>12#include <linux/hash_info.h>13#include <crypto/public_key.h>14 15struct key;16struct pkcs7_message;17 18/*19 * pkcs7_parser.c20 */21extern struct pkcs7_message *pkcs7_parse_message(const void *data,22 size_t datalen);23extern void pkcs7_free_message(struct pkcs7_message *pkcs7);24 25extern int pkcs7_get_content_data(const struct pkcs7_message *pkcs7,26 const void **_data, size_t *_datalen,27 size_t *_headerlen);28 29/*30 * pkcs7_trust.c31 */32extern int pkcs7_validate_trust(struct pkcs7_message *pkcs7,33 struct key *trust_keyring);34 35/*36 * pkcs7_verify.c37 */38extern int pkcs7_verify(struct pkcs7_message *pkcs7,39 enum key_being_used_for usage);40 41extern int pkcs7_supply_detached_data(struct pkcs7_message *pkcs7,42 const void *data, size_t datalen);43 44extern int pkcs7_get_digest(struct pkcs7_message *pkcs7, const u8 **buf,45 u32 *len, enum hash_algo *hash_algo);46 47#endif /* _CRYPTO_PKCS7_H */48