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2024-09-09 08:52:07 +00:00
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8
kernel/include/keys/ceph-type.h Normal file
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#ifndef _KEYS_CEPH_TYPE_H
#define _KEYS_CEPH_TYPE_H
#include <linux/key.h>
extern struct key_type key_type_ceph;
#endif

23
kernel/include/keys/dns_resolver-type.h Normal file
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/* DNS resolver key type
*
* Copyright (C) 2010 Wang Lei. All Rights Reserved.
* Written by Wang Lei (wang840925@gmail.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _KEYS_DNS_RESOLVER_TYPE_H
#define _KEYS_DNS_RESOLVER_TYPE_H
#include <linux/key-type.h>
extern struct key_type key_type_dns_resolver;
extern int request_dns_resolver_key(const char *description,
const char *callout_info,
char **data);
#endif /* _KEYS_DNS_RESOLVER_TYPE_H */

38
kernel/include/keys/encrypted-type.h Normal file
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/*
* Copyright (C) 2010 IBM Corporation
* Copyright (C) 2010 Politecnico di Torino, Italy
* TORSEC group -- http://security.polito.it
*
* Authors:
* Mimi Zohar <zohar@us.ibm.com>
* Roberto Sassu <roberto.sassu@polito.it>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 2 of the License.
*/
#ifndef _KEYS_ENCRYPTED_TYPE_H
#define _KEYS_ENCRYPTED_TYPE_H
#include <linux/key.h>
#include <linux/rcupdate.h>
struct encrypted_key_payload {
struct rcu_head rcu;
char *format; /* datablob: format */
char *master_desc; /* datablob: master key name */
char *datalen; /* datablob: decrypted key length */
u8 *iv; /* datablob: iv */
u8 *encrypted_data; /* datablob: encrypted data */
unsigned short datablob_len; /* length of datablob */
unsigned short decrypted_datalen; /* decrypted data length */
unsigned short payload_datalen; /* payload data length */
unsigned short encrypted_key_format; /* encrypted key format */
u8 *decrypted_data; /* decrypted data */
u8 payload_data[0]; /* payload data + datablob + hmac */
};
extern struct key_type key_type_encrypted;
#endif /* _KEYS_ENCRYPTED_TYPE_H */

31
kernel/include/keys/keyring-type.h Normal file
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/* Keyring key type
*
* Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _KEYS_KEYRING_TYPE_H
#define _KEYS_KEYRING_TYPE_H
#include <linux/key.h>
#include <linux/rcupdate.h>
/*
* the keyring payload contains a list of the keys to which the keyring is
* subscribed
*/
struct keyring_list {
struct rcu_head rcu; /* RCU deletion hook */
unsigned short maxkeys; /* max keys this list can hold */
unsigned short nkeys; /* number of keys currently held */
unsigned short delkey; /* key to be unlinked by RCU */
struct key *keys[0];
};
#endif /* _KEYS_KEYRING_TYPE_H */

130
kernel/include/keys/rxrpc-type.h Normal file
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/* RxRPC key type
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _KEYS_RXRPC_TYPE_H
#define _KEYS_RXRPC_TYPE_H
#include <linux/key.h>
/*
* key type for AF_RXRPC keys
*/
extern struct key_type key_type_rxrpc;
extern struct key *rxrpc_get_null_key(const char *);
/*
* RxRPC key for Kerberos IV (type-2 security)
*/
struct rxkad_key {
u32 vice_id;
u32 start; /* time at which ticket starts */
u32 expiry; /* time at which ticket expires */
u32 kvno; /* key version number */
u8 primary_flag; /* T if key for primary cell for this user */
u16 ticket_len; /* length of ticket[] */
u8 session_key[8]; /* DES session key */
u8 ticket[0]; /* the encrypted ticket */
};
/*
* Kerberos 5 principal
* name/name/name@realm
*/
struct krb5_principal {
u8 n_name_parts; /* N of parts of the name part of the principal */
char **name_parts; /* parts of the name part of the principal */
char *realm; /* parts of the realm part of the principal */
};
/*
* Kerberos 5 tagged data
*/
struct krb5_tagged_data {
/* for tag value, see /usr/include/krb5/krb5.h
* - KRB5_AUTHDATA_* for auth data
* -
*/
s32 tag;
u32 data_len;
u8 *data;
};
/*
* RxRPC key for Kerberos V (type-5 security)
*/
struct rxk5_key {
u64 authtime; /* time at which auth token generated */
u64 starttime; /* time at which auth token starts */
u64 endtime; /* time at which auth token expired */
u64 renew_till; /* time to which auth token can be renewed */
s32 is_skey; /* T if ticket is encrypted in another ticket's
* skey */
s32 flags; /* mask of TKT_FLG_* bits (krb5/krb5.h) */
struct krb5_principal client; /* client principal name */
struct krb5_principal server; /* server principal name */
u16 ticket_len; /* length of ticket */
u16 ticket2_len; /* length of second ticket */
u8 n_authdata; /* number of authorisation data elements */
u8 n_addresses; /* number of addresses */
struct krb5_tagged_data session; /* session data; tag is enctype */
struct krb5_tagged_data *addresses; /* addresses */
u8 *ticket; /* krb5 ticket */
u8 *ticket2; /* second krb5 ticket, if related to ticket (via
* DUPLICATE-SKEY or ENC-TKT-IN-SKEY) */
struct krb5_tagged_data *authdata; /* authorisation data */
};
/*
* list of tokens attached to an rxrpc key
*/
struct rxrpc_key_token {
u16 security_index; /* RxRPC header security index */
struct rxrpc_key_token *next; /* the next token in the list */
union {
struct rxkad_key *kad;
struct rxk5_key *k5;
};
};
/*
* structure of raw payloads passed to add_key() or instantiate key
*/
struct rxrpc_key_data_v1 {
u16 security_index;
u16 ticket_length;
u32 expiry; /* time_t */
u32 kvno;
u8 session_key[8];
u8 ticket[0];
};
/*
* AF_RXRPC key payload derived from XDR format
* - based on openafs-1.4.10/src/auth/afs_token.xg
*/
#define AFSTOKEN_LENGTH_MAX 16384 /* max payload size */
#define AFSTOKEN_STRING_MAX 256 /* max small string length */
#define AFSTOKEN_DATA_MAX 64 /* max small data length */
#define AFSTOKEN_CELL_MAX 64 /* max cellname length */
#define AFSTOKEN_MAX 8 /* max tokens per payload */
#define AFSTOKEN_BDATALN_MAX 16384 /* max big data length */
#define AFSTOKEN_RK_TIX_MAX 12000 /* max RxKAD ticket size */
#define AFSTOKEN_GK_KEY_MAX 64 /* max GSSAPI key size */
#define AFSTOKEN_GK_TOKEN_MAX 16384 /* max GSSAPI token size */
#define AFSTOKEN_K5_COMPONENTS_MAX 16 /* max K5 components */
#define AFSTOKEN_K5_NAME_MAX 128 /* max K5 name length */
#define AFSTOKEN_K5_REALM_MAX 64 /* max K5 realm name length */
#define AFSTOKEN_K5_TIX_MAX 16384 /* max K5 ticket size */
#define AFSTOKEN_K5_ADDRESSES_MAX 16 /* max K5 addresses */
#define AFSTOKEN_K5_AUTHDATA_MAX 16 /* max K5 pieces of auth data */
#endif /* _KEYS_RXRPC_TYPE_H */

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kernel/include/keys/trusted-type.h Normal file
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/*
* Copyright (C) 2010 IBM Corporation
* Author: David Safford <safford@us.ibm.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 2 of the License.
*/
#ifndef _KEYS_TRUSTED_TYPE_H
#define _KEYS_TRUSTED_TYPE_H
#include <linux/key.h>
#include <linux/rcupdate.h>
#define MIN_KEY_SIZE 32
#define MAX_KEY_SIZE 128
#define MAX_BLOB_SIZE 320
struct trusted_key_payload {
struct rcu_head rcu;
unsigned int key_len;
unsigned int blob_len;
unsigned char migratable;
unsigned char key[MAX_KEY_SIZE + 1];
unsigned char blob[MAX_BLOB_SIZE];
};
extern struct key_type key_type_trusted;
#endif /* _KEYS_TRUSTED_TYPE_H */

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kernel/include/keys/user-type.h Normal file
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/* user-type.h: User-defined key type
*
* Copyright (C) 2005 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _KEYS_USER_TYPE_H
#define _KEYS_USER_TYPE_H
#include <linux/key.h>
#include <linux/rcupdate.h>
/*****************************************************************************/
/*
* the payload for a key of type "user" or "logon"
* - once filled in and attached to a key:
* - the payload struct is invariant may not be changed, only replaced
* - the payload must be read with RCU procedures or with the key semaphore
* held
* - the payload may only be replaced with the key semaphore write-locked
* - the key's data length is the size of the actual data, not including the
* payload wrapper
*/
struct user_key_payload {
struct rcu_head rcu; /* RCU destructor */
unsigned short datalen; /* length of this data */
char data[0]; /* actual data */
};
extern struct key_type key_type_user;
extern struct key_type key_type_logon;
extern int user_instantiate(struct key *key, const void *data, size_t datalen);
extern int user_update(struct key *key, const void *data, size_t datalen);
extern int user_match(const struct key *key, const void *criterion);
extern void user_revoke(struct key *key);
extern void user_destroy(struct key *key);
extern void user_describe(const struct key *user, struct seq_file *m);
extern long user_read(const struct key *key,
char __user *buffer, size_t buflen);
#endif /* _KEYS_USER_TYPE_H */