LXR linux/include/crypto/pkcs7.h

   1/* PKCS#7 crypto data parser
   2 *
   3 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
   4 * Written by David Howells (dhowells@redhat.com)
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public Licence
   8 * as published by the Free Software Foundation; either version
   9 * 2 of the Licence, or (at your option) any later version.
  10 */
  11
  12#ifndef _CRYPTO_PKCS7_H
  13#define _CRYPTO_PKCS7_H
  14
  15#include <linux/verification.h>
  16#include <crypto/public_key.h>
  17
  18struct key;
  19struct pkcs7_message;
  20
  21/*
  22 * pkcs7_parser.c
  23 */
  24extern struct pkcs7_message *pkcs7_parse_message(const void *data,
  25                                                 size_t datalen);
  26extern void pkcs7_free_message(struct pkcs7_message *pkcs7);
  27
  28extern int pkcs7_get_content_data(const struct pkcs7_message *pkcs7,
  29                                  const void **_data, size_t *_datalen,
  30                                  size_t *_headerlen);
  31
  32/*
  33 * pkcs7_trust.c
  34 */
  35extern int pkcs7_validate_trust(struct pkcs7_message *pkcs7,
  36                                struct key *trust_keyring);
  37
  38/*
  39 * pkcs7_verify.c
  40 */
  41extern int pkcs7_verify(struct pkcs7_message *pkcs7,
  42                        enum key_being_used_for usage);
  43
  44extern int pkcs7_supply_detached_data(struct pkcs7_message *pkcs7,
  45                                      const void *data, size_t datalen);
  46
  47#endif /* _CRYPTO_PKCS7_H */
  48