linux/include/keys/encrypted-type.h
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   1/*
   2 * Copyright (C) 2010 IBM Corporation
   3 * Copyright (C) 2010 Politecnico di Torino, Italy
   4 *                    TORSEC group -- http://security.polito.it
   5 *
   6 * Authors:
   7 * Mimi Zohar <zohar@us.ibm.com>
   8 * Roberto Sassu <roberto.sassu@polito.it>
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License as published by
  12 * the Free Software Foundation, version 2 of the License.
  13 */
  14
  15#ifndef _KEYS_ENCRYPTED_TYPE_H
  16#define _KEYS_ENCRYPTED_TYPE_H
  17
  18#include <linux/key.h>
  19#include <linux/rcupdate.h>
  20
  21struct encrypted_key_payload {
  22        struct rcu_head rcu;
  23        char *format;           /* datablob: format */
  24        char *master_desc;      /* datablob: master key name */
  25        char *datalen;          /* datablob: decrypted key length */
  26        u8 *iv;                 /* datablob: iv */
  27        u8 *encrypted_data;     /* datablob: encrypted data */
  28        unsigned short datablob_len;    /* length of datablob */
  29        unsigned short decrypted_datalen;       /* decrypted data length */
  30        unsigned short payload_datalen;         /* payload data length */
  31        unsigned short encrypted_key_format;    /* encrypted key format */
  32        u8 *decrypted_data;     /* decrypted data */
  33        u8 payload_data[0];     /* payload data + datablob + hmac */
  34};
  35
  36extern struct key_type key_type_encrypted;
  37
  38#endif /* _KEYS_ENCRYPTED_TYPE_H */
  39
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