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rxrpc: List the held token types in the key description in /proc/keys
When viewing an rxrpc-type key through /proc/keys, display a list of held token types. Signed-off-by: David Howells <dhowells@redhat.com>
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8a5dc32115
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@ -31,6 +31,7 @@ static void rxrpc_free_preparse_s(struct key_preparsed_payload *);
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static void rxrpc_destroy(struct key *);
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static void rxrpc_destroy_s(struct key *);
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static void rxrpc_describe(const struct key *, struct seq_file *);
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static void rxrpc_describe_s(const struct key *, struct seq_file *);
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static long rxrpc_read(const struct key *, char *, size_t);
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/*
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@ -61,7 +62,7 @@ struct key_type key_type_rxrpc_s = {
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.free_preparse = rxrpc_free_preparse_s,
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.instantiate = generic_key_instantiate,
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.destroy = rxrpc_destroy_s,
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.describe = rxrpc_describe,
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.describe = rxrpc_describe_s,
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};
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/*
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@ -494,6 +495,32 @@ static void rxrpc_destroy_s(struct key *key)
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* describe the rxrpc key
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*/
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static void rxrpc_describe(const struct key *key, struct seq_file *m)
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{
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const struct rxrpc_key_token *token;
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const char *sep = ": ";
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seq_puts(m, key->description);
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for (token = key->payload.data[0]; token; token = token->next) {
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seq_puts(m, sep);
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switch (token->security_index) {
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case RXRPC_SECURITY_RXKAD:
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seq_puts(m, "ka");
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break;
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default: /* we have a ticket we can't encode */
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seq_printf(m, "%u", token->security_index);
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break;
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}
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sep = " ";
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}
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}
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/*
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* describe the rxrpc server key
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*/
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static void rxrpc_describe_s(const struct key *key, struct seq_file *m)
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{
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seq_puts(m, key->description);
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}
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