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Searched refs:keyring (Results 1 – 25 of 88) sorted by relevance

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/linux-6.12.1/security/keys/
Dkeyring.c76 static int keyring_instantiate(struct key *keyring,
78 static void keyring_revoke(struct key *keyring);
79 static void keyring_destroy(struct key *keyring);
80 static void keyring_describe(const struct key *keyring, struct seq_file *m);
81 static long keyring_read(const struct key *keyring,
107 static void keyring_publish_name(struct key *keyring) in keyring_publish_name() argument
111 if (keyring->description && in keyring_publish_name()
112 keyring->description[0] && in keyring_publish_name()
113 keyring->description[0] != '.') { in keyring_publish_name()
115 list_add_tail(&keyring->name_link, &ns->keyring_name_list); in keyring_publish_name()
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Dprocess_keys.c223 struct key *keyring; in install_thread_keyring_to_cred() local
228 keyring = keyring_alloc("_tid", new->uid, new->gid, new, in install_thread_keyring_to_cred()
232 if (IS_ERR(keyring)) in install_thread_keyring_to_cred()
233 return PTR_ERR(keyring); in install_thread_keyring_to_cred()
235 new->thread_keyring = keyring; in install_thread_keyring_to_cred()
270 struct key *keyring; in install_process_keyring_to_cred() local
275 keyring = keyring_alloc("_pid", new->uid, new->gid, new, in install_process_keyring_to_cred()
279 if (IS_ERR(keyring)) in install_process_keyring_to_cred()
280 return PTR_ERR(keyring); in install_process_keyring_to_cred()
282 new->process_keyring = keyring; in install_process_keyring_to_cred()
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Dkey.c428 struct key *keyring, in __key_instantiate_and_link() argument
435 key_check(keyring); in __key_instantiate_and_link()
457 if (keyring) { in __key_instantiate_and_link()
458 if (test_bit(KEY_FLAG_KEEP, &keyring->flags)) in __key_instantiate_and_link()
461 __key_link(keyring, key, _edit); in __key_instantiate_and_link()
501 struct key *keyring, in key_instantiate_and_link() argument
520 if (keyring) { in key_instantiate_and_link()
521 ret = __key_link_lock(keyring, &key->index_key); in key_instantiate_and_link()
525 ret = __key_link_begin(keyring, &key->index_key, &edit); in key_instantiate_and_link()
529 if (keyring->restrict_link && keyring->restrict_link->check) { in key_instantiate_and_link()
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Dinternal.h95 extern int __key_link_lock(struct key *keyring,
99 extern int __key_link_begin(struct key *keyring,
102 extern int __key_link_check_live_key(struct key *keyring, struct key *key);
103 extern void __key_link(struct key *keyring, struct key *key,
105 extern void __key_link_end(struct key *keyring,
167 extern void keyring_gc(struct key *keyring, time64_t limit);
168 extern void keyring_restriction_gc(struct key *keyring,
/linux-6.12.1/security/integrity/
Ddigsig.c22 static struct key *keyring[INTEGRITY_KEYRING_MAX]; variable
47 if (!keyring[id]) { in integrity_keyring_from_id()
48 keyring[id] = in integrity_keyring_from_id()
50 if (IS_ERR(keyring[id])) { in integrity_keyring_from_id()
51 int err = PTR_ERR(keyring[id]); in integrity_keyring_from_id()
53 keyring[id] = NULL; in integrity_keyring_from_id()
58 return keyring[id]; in integrity_keyring_from_id()
64 struct key *keyring; in integrity_digsig_verify() local
69 keyring = integrity_keyring_from_id(id); in integrity_digsig_verify()
70 if (IS_ERR(keyring)) in integrity_digsig_verify()
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DKconfig29 to "lock" certain keyring to prevent adding new keys.
53 keyring.
56 bool "Provide keyring for platform/firmware trusted keys"
60 Provide a separate, distinct keyring for platform trusted keys, which
66 bool "Provide a keyring to which Machine Owner Keys may be added"
72 If set, provide a keyring to which Machine Owner Keys (MOK) may
73 be added. This keyring shall contain just MOK keys. Unlike keys
74 in the platform keyring, keys contained in the .machine keyring will
82 The .machine keyring can be configured to enforce CA restriction
84 and all Machine Owner Keys (MOK) are added to the machine keyring.
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Ddigsig_asymmetric.c22 static struct key *request_asymmetric_key(struct key *keyring, uint32_t keyid) in request_asymmetric_key() argument
43 if (keyring) { in request_asymmetric_key()
47 kref = keyring_search(make_key_ref(keyring, 1), in request_asymmetric_key()
58 if (keyring) in request_asymmetric_key()
60 name, keyring->description, in request_asymmetric_key()
82 int asymmetric_verify(struct key *keyring, const char *sig, in asymmetric_verify() argument
102 key = request_asymmetric_key(keyring, be32_to_cpu(hdr->keyid)); in asymmetric_verify()
/linux-6.12.1/certs/
DKconfig50 Provide a system keyring to which trusted keys can be added. Keys in
51 the keyring are considered to be trusted. Keys may be added at will
54 keys already in the keyring.
56 Keys in this keyring are used by module signature checking.
59 string "Additional X.509 keys for default system keyring"
64 system keyring. Any certificate used for module signing is implicitly
67 NOTE: If you previously provided keys for the system keyring in the
77 system keyring without recompiling the kernel.
88 bool "Provide a keyring to which extra trustable keys may be added"
91 If set, provide a keyring to which extra keys may be added, provided
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Dsystem_keyring.c187 void __init set_machine_trusted_keys(struct key *keyring) in set_machine_trusted_keys() argument
189 machine_trusted_keys = keyring; in set_machine_trusted_keys()
265 __init int load_module_cert(struct key *keyring) in load_module_cert() argument
273 module_cert_size, keyring); in load_module_cert()
424 void __init set_platform_trusted_keys(struct key *keyring) in set_platform_trusted_keys() argument
426 platform_trusted_keys = keyring; in set_platform_trusted_keys()
/linux-6.12.1/include/keys/
Dsystem_keyring.h22 extern int restrict_link_by_builtin_trusted(struct key *keyring,
30 extern __init int load_module_cert(struct key *keyring);
36 static inline __init int load_module_cert(struct key *keyring) in load_module_cert() argument
45 struct key *keyring,
49 int restrict_link_by_digsig_builtin_and_secondary(struct key *keyring,
68 extern void __init set_machine_trusted_keys(struct key *keyring);
71 static inline void __init set_machine_trusted_keys(struct key *keyring) in set_machine_trusted_keys() argument
126 extern void __init set_platform_trusted_keys(struct key *keyring);
128 static inline void set_platform_trusted_keys(struct key *keyring) in set_platform_trusted_keys() argument
/linux-6.12.1/crypto/asymmetric_keys/
Dselftest.c21 struct key *keyring; in fips_signature_selftest() local
26 keyring = keyring_alloc(".certs_selftest", in fips_signature_selftest()
33 if (IS_ERR(keyring)) in fips_signature_selftest()
34 panic("Can't allocate certs %s selftest keyring: %ld\n", name, PTR_ERR(keyring)); in fips_signature_selftest()
36 ret = x509_load_certificate_list(keys, keys_len, keyring); in fips_signature_selftest()
52 ret = pkcs7_validate_trust(pkcs7, keyring); in fips_signature_selftest()
58 key_put(keyring); in fips_signature_selftest()
/linux-6.12.1/Documentation/security/
Ddigsig.rst63 * @keyring: keyring to search key in
75 int digsig_verify(struct key *keyring, const char *sig, int siglen,
82 to generate signatures, to load keys into the kernel keyring.
84 When the key is added to the kernel keyring, the keyid defines the name
91 -3 --alswrv 0 0 keyring: _ses
92 603976250 --alswrv 0 -1 \_ keyring: _uid.0
95 170323636 --alswrv 0 0 \_ keyring: _module
96 548221616 --alswrv 0 0 \_ keyring: _ima
97 128198054 --alswrv 0 0 \_ keyring: _evm
100 1 key in keyring:
/linux-6.12.1/fs/crypto/
Dkeyring.c206 struct fscrypt_keyring *keyring; in allocate_filesystem_keyring() local
211 keyring = kzalloc(sizeof(*keyring), GFP_KERNEL); in allocate_filesystem_keyring()
212 if (!keyring) in allocate_filesystem_keyring()
214 spin_lock_init(&keyring->lock); in allocate_filesystem_keyring()
220 smp_store_release(&sb->s_master_keys, keyring); in allocate_filesystem_keyring()
236 struct fscrypt_keyring *keyring = sb->s_master_keys; in fscrypt_destroy_keyring() local
239 if (!keyring) in fscrypt_destroy_keyring()
242 for (i = 0; i < ARRAY_SIZE(keyring->key_hashtable); i++) { in fscrypt_destroy_keyring()
243 struct hlist_head *bucket = &keyring->key_hashtable[i]; in fscrypt_destroy_keyring()
262 kfree_sensitive(keyring); in fscrypt_destroy_keyring()
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/linux-6.12.1/Documentation/security/keys/
Dcore.rst10 other keys. Processes each have three standard keyring subscriptions that a
68 actual "key". In the case of a keyring, this is a list of keys to which
69 the keyring links; in the case of a user-defined key, it's an arbitrary
116 (+) "keyring"
140 * Each process subscribes to three keyrings: a thread-specific keyring, a
141 process-specific keyring, and a session-specific keyring.
143 The thread-specific keyring is discarded from the child when any sort of
144 clone, fork, vfork or execve occurs. A new keyring is created only when
147 The process-specific keyring is replaced with an empty one in the child on
149 shared. execve also discards the process's process keyring and creates a
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Drequest-key.rst46 does not need to link the key to a keyring to prevent it from being immediately
63 The userspace interface links the key to a keyring associated with the process
96 keyring that contains a link to auth key V.
104 Kerberos TGT key). It just requests the appropriate key, and the keyring
105 search notes that the session keyring has auth key V in its bottom level.
152 A search of any particular keyring proceeds in the following fashion:
155 firstly calls key_permission(SEARCH) on the keyring it's starting with,
158 2) It considers all the non-keyring keys within that keyring and, if any key
164 3) It then considers all the keyring-type keys in the keyring it's currently
165 searching. It calls key_permission(SEARCH) on each keyring, and if this
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/linux-6.12.1/fs/smb/client/
Dcifs_spnego.c181 struct key *keyring; in init_cifs_spnego() local
196 keyring = keyring_alloc(".cifs_spnego", in init_cifs_spnego()
201 if (IS_ERR(keyring)) { in init_cifs_spnego()
202 ret = PTR_ERR(keyring); in init_cifs_spnego()
214 set_bit(KEY_FLAG_ROOT_CAN_CLEAR, &keyring->flags); in init_cifs_spnego()
215 cred->thread_keyring = keyring; in init_cifs_spnego()
219 cifs_dbg(FYI, "cifs spnego keyring: %d\n", key_serial(keyring)); in init_cifs_spnego()
223 key_put(keyring); in init_cifs_spnego()
/linux-6.12.1/security/integrity/ima/
Dima_asymmetric_keys.c29 void ima_post_key_create_or_update(struct key *keyring, struct key *key, in ima_post_key_create_or_update() argument
43 queued = ima_queue_key(keyring, payload, payload_len); in ima_post_key_create_or_update()
64 keyring->description, KEY_CHECK, 0, in ima_post_key_create_or_update()
65 keyring->description, false, NULL, 0); in ima_post_key_create_or_update()
Dima_queue_keys.c67 static struct ima_key_entry *ima_alloc_key_entry(struct key *keyring, in ima_alloc_key_entry() argument
78 entry->keyring_name = kstrdup(keyring->description, in ima_alloc_key_entry()
94 keyring->description, in ima_alloc_key_entry()
104 bool ima_queue_key(struct key *keyring, const void *payload, in ima_queue_key() argument
110 entry = ima_alloc_key_entry(keyring, payload, payload_len); in ima_queue_key()
/linux-6.12.1/scripts/
Dextract-sys-certs.pl21 my $keyring = $ARGV[1];
154 open FD, ">$keyring" || die $keyring;
157 die "$keyring" if (!defined($len));
158 die "Short write on $keyring\n" if ($len != $size);
159 close(FD) || die $keyring;
/linux-6.12.1/drivers/nvme/common/
Dkeyring.c92 static struct key *nvme_tls_psk_lookup(struct key *keyring, in nvme_tls_psk_lookup() argument
108 if (!keyring) in nvme_tls_psk_lookup()
109 keyring = nvme_keyring; in nvme_tls_psk_lookup()
110 keyring_id = key_serial(keyring); in nvme_tls_psk_lookup()
113 keyref = keyring_search(make_key_ref(keyring, true), in nvme_tls_psk_lookup()
168 key_serial_t nvme_tls_psk_default(struct key *keyring, in nvme_tls_psk_default() argument
180 tls_key = nvme_tls_psk_lookup(keyring, hostnqn, subnqn, in nvme_tls_psk_default()
DMakefile6 obj-$(CONFIG_NVME_KEYRING) += nvme-keyring.o
9 nvme-keyring-y += keyring.o
/linux-6.12.1/net/dns_resolver/
Ddns_key.c338 struct key *keyring; in init_dns_resolver() local
351 keyring = keyring_alloc(".dns_resolver", in init_dns_resolver()
356 if (IS_ERR(keyring)) { in init_dns_resolver()
357 ret = PTR_ERR(keyring); in init_dns_resolver()
367 set_bit(KEY_FLAG_ROOT_CAN_CLEAR, &keyring->flags); in init_dns_resolver()
368 cred->thread_keyring = keyring; in init_dns_resolver()
372 kdebug("DNS resolver keyring: %d\n", key_serial(keyring)); in init_dns_resolver()
376 key_put(keyring); in init_dns_resolver()
/linux-6.12.1/include/linux/
Dkey.h389 extern key_ref_t key_create(key_ref_t keyring,
397 extern key_ref_t key_create_or_update(key_ref_t keyring,
409 extern int key_link(struct key *keyring,
417 extern int key_unlink(struct key *keyring,
427 extern int restrict_link_reject(struct key *keyring,
432 extern int keyring_clear(struct key *keyring);
434 extern key_ref_t keyring_search(key_ref_t keyring,
439 extern int keyring_restrict(key_ref_t keyring, const char *type,
Dkey-type.h174 struct key *keyring,
179 struct key *keyring,
185 struct key *keyring, in key_negate_and_link() argument
188 return key_reject_and_link(key, timeout, ENOKEY, keyring, authkey); in key_negate_and_link()
/linux-6.12.1/Documentation/crypto/
Dasymmetric-keys.rst338 1) Restrict using the kernel builtin trusted keyring
343 The kernel builtin trusted keyring will be searched for the signing key.
344 If the builtin trusted keyring is not configured, all links will be
354 signing key. If the secondary trusted keyring is not configured, this
359 3) Restrict using a separate key or keyring
362 - "key_or_keyring:<key or keyring serial number>[:chain]"
368 serial number for a keyring.
371 within the destination keyring will also be searched for signing keys.
373 certificate in order (starting closest to the root) to a keyring. For
374 instance, one keyring can be populated with links to a set of root
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