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rxrpc: Allow security classes to give more info on server keys 

Allow a security class to give more information on an rxrpc_s-type key when
it is viewed in /proc/keys.  This will allow the upcoming RxGK security
class to show the enctype name here.

Signed-off-by: David Howells <dhowells@redhat.com>
zero-sugar-mainline-defconfig
David Howells 2020-09-27 11:13:04 +01:00
parent d2ae4e9182
commit d5953f6543
2 changed files with 7 additions and 0 deletions
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3
net/rxrpc/ar-internal.h
View File

@ -227,6 +227,9 @@ struct rxrpc_security {
/* Destroy the payload of a server key */
void (*destroy_server_key)(struct key *);
/* Describe a server key */
void (*describe_server_key)(const struct key *, struct seq_file *);
/* initialise a connection's security */
int (*init_connection_security)(struct rxrpc_connection *,
struct rxrpc_key_token *);

4
net/rxrpc/server_key.c
View File

@ -105,7 +105,11 @@ static void rxrpc_destroy_s(struct key *key)
static void rxrpc_describe_s(const struct key *key, struct seq_file *m)
{
const struct rxrpc_security *sec = key->payload.data[1];
seq_puts(m, key->description);
if (sec && sec->describe_server_key)
sec->describe_server_key(key, m);
}
/*