TLS client: Use TLS_CONN_* flags

This makes it simpler to add support for new TLS_CONN_* flags without
having to add a new configuration function for each flag.

Signed-off-by: Jouni Malinen <j@w1.fi>

src/crypto/tls_internal.c

@@ -273,8 +273,7 @@ int tls_connection_set_params(void *tls_ctx, struct tls_connection *conn,
 		return -1;
 	}
 
-	tlsv1_client_set_time_checks(
-		conn->client, !(params->flags & TLS_CONN_DISABLE_TIME_CHECKS));
+	tlsv1_client_set_flags(conn->client, params->flags);
 
 	return 0;
 #else /* CONFIG_TLS_INTERNAL_CLIENT */

src/tls/tlsv1_client.c

@@ -811,9 +811,14 @@ int tlsv1_client_set_cred(struct tlsv1_client *conn,
 }
 
 
-void tlsv1_client_set_time_checks(struct tlsv1_client *conn, int enabled)
+/**
+ * tlsv1_client_set_flags - Set connection flags
+ * @conn: TLSv1 client connection data from tlsv1_client_init()
+ * @flags: TLS_CONN_* bitfield
+ */
+void tlsv1_client_set_flags(struct tlsv1_client *conn, unsigned int flags)
 {
-	conn->disable_time_checks = !enabled;
+	conn->flags = flags;
 }
 
 

src/tls/tlsv1_client.h

@@ -41,7 +41,7 @@ int tlsv1_client_get_keyblock_size(struct tlsv1_client *conn);
 int tlsv1_client_set_cipher_list(struct tlsv1_client *conn, u8 *ciphers);
 int tlsv1_client_set_cred(struct tlsv1_client *conn,
 			  struct tlsv1_credentials *cred);
-void tlsv1_client_set_time_checks(struct tlsv1_client *conn, int enabled);
+void tlsv1_client_set_flags(struct tlsv1_client *conn, unsigned int flags);
 
 typedef int (*tlsv1_client_session_ticket_cb)
 (void *ctx, const u8 *ticket, size_t len, const u8 *client_random,

src/tls/tlsv1_client_i.h

@@ -29,11 +29,12 @@ struct tlsv1_client {
 	u8 alert_level;
 	u8 alert_description;
 
+	unsigned int flags; /* TLS_CONN_* bitfield */
+
 	unsigned int certificate_requested:1;
 	unsigned int session_resumed:1;
 	unsigned int session_ticket_included:1;
 	unsigned int use_session_ticket:1;
-	unsigned int disable_time_checks:1;
 	unsigned int cert_in_cb:1;
 
 	struct crypto_public_key *server_rsa_key;

src/tls/tlsv1_client_read.c

@@ -463,9 +463,9 @@ static int tls_process_certificate(struct tlsv1_client *conn, u8 ct,
 		x509_certificate_chain_free(chain);
 		return -1;
 	} else if (conn->cred && conn->cred->ca_cert_verify &&
-		   x509_certificate_chain_validate(conn->cred->trusted_certs,
-						   chain, &reason,
-						   conn->disable_time_checks)
+		   x509_certificate_chain_validate(
+			   conn->cred->trusted_certs, chain, &reason,
+			   !!(conn->flags & TLS_CONN_DISABLE_TIME_CHECKS))
 		   < 0) {
 		int tls_reason;
 		wpa_printf(MSG_DEBUG, "TLSv1: Server certificate chain "