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KEYS: Allow authentication data to be stored in an asymmetric key

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Allow authentication data to be stored in an asymmetric key in the 4th
element of the key payload and provide a way for it to be destroyed.

For the public key subtype, this will be a public_key_signature struct.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2016-04-06 16:13:33 +01:00
parent 864e7a816a
commit 3b76456317
7 changed files with 43 additions and 14 deletions
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5
include/crypto/public_key.h
View file

@ -41,7 +41,7 @@ struct public_key {
const char *pkey_algo;
};
extern void public_key_destroy(void *payload);
extern void public_key_free(struct public_key *key);
/*
* Public key cryptography signature data
@ -55,7 +55,10 @@ struct public_key_signature {
const char *hash_algo;
};
extern void public_key_signature_free(struct public_key_signature *sig);
extern struct asymmetric_key_subtype public_key_subtype;
struct key;
extern int verify_signature(const struct key *key,
const struct public_key_signature *sig);