---

asymmetric-subtype.h

/* SPDX-License-Identifier: GPL-2.0-or-later */ /* Asymmetric public-key cryptography key subtype * * See Documentation/crypto/asymmetric-keys.rst * * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) */ #ifndef _KEYS_ASYMMETRIC_SUBTYPE_H #define _KEYS_ASYMMETRIC_SUBTYPE_H #include <linux/seq_file.h> #include <keys/asymmetric-type.h> struct kernel_pkey_query; struct kernel_pkey_params; struct public_key_signature; /* * Keys of this type declare a subtype that indicates the handlers and * capabilities. */ struct asymmetric_key_subtype { struct module *owner; const char *name; unsigned short name_len; /* length of name */ /* Describe a key of this subtype for /proc/keys */ void (*describe)(const struct key *key, struct seq_file *m); /* Destroy a key of this subtype */ void (*destroy)(void *payload_crypto, void *payload_auth); int (*query)(const struct kernel_pkey_params *params, struct kernel_pkey_query *info); /* Encrypt/decrypt/sign data */ int (*eds_op)(struct kernel_pkey_params *params, const void *in, void *out); /* Verify the signature on a key of this subtype (optional) */ int (*verify_signature)(const struct key *key, const struct public_key_signature *sig); }; /** * asymmetric_key_subtype - Get the subtype from an asymmetric key * @key: The key of interest. * * Retrieves and returns the subtype pointer of the asymmetric key from the * type-specific data attached to the key. */ static inline struct asymmetric_key_subtype *asymmetric_key_subtype(const struct key *key) { return key->payload.data[asym_subtype]; } #endif /* _KEYS_ASYMMETRIC_SUBTYPE_H */

---

docroot: /var/www/469ed2f6-4d4b-4a8a-9f5e-ee4ef04d3bc8/public_html

---

curdir: /usr/src/linux-headers-6.8.0-117/include/keys

	.		4096
	..		4096
X	asymmetric-parser.h		1012
X	asymmetric-subtype.h		1696
X	asymmetric-type.h		3032
X	big_key-type.h		816
X	ceph-type.h		162
X	dns_resolver-type.h		482
X	encrypted-type.h		1118
X	keyring-type.h		337
X	request_key_auth-type.h		747
X	rxrpc-type.h		2399
X	system_keyring.h		3913
X	trusted-type.h		2254
X	trusted_caam.h		243
X	trusted_tee.h		286
X	trusted_tpm.h		2745
X	user-type.h		1959