include/keys/encrypted-type.h

   1 /*
   2  * Copyright (C) 2010 IBM Corporation
   3  * Author: Mimi Zohar <zohar@us.ibm.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, version 2 of the License.
   8  */
   9
  10 #ifndef _KEYS_ENCRYPTED_TYPE_H
  11 #define _KEYS_ENCRYPTED_TYPE_H
  12
  13 #include <linux/key.h>
  14 #include <linux/rcupdate.h>
  15
  16 struct encrypted_key_payload {
  17         struct rcu_head rcu;
  18         char *master_desc;      /* datablob: master key name */
  19         char *datalen;          /* datablob: decrypted key length */
  20         u8 *iv;                 /* datablob: iv */
  21         u8 *encrypted_data;     /* datablob: encrypted data */
  22         unsigned short datablob_len;    /* length of datablob */
  23         unsigned short decrypted_datalen;       /* decrypted data length */
  24         u8 decrypted_data[0];   /* decrypted data +  datablob + hmac */
  25 };
  26
  27 extern struct key_type key_type_encrypted;
  28
  29 #endif /* _KEYS_ENCRYPTED_TYPE_H */