Event handler for a new FAST token

Author: singpolyma

src/auth.c

@@ -364,6 +364,18 @@ _handle_sasl_result(xmpp_conn_t *conn, xmpp_stanza_t *stanza, void *userdata)
                       (char *)userdata);
 
         if (conn->sasl_support & SASL_MASK_SASL2) {
+            if (conn->fast_token_handler) {
+                xmpp_stanza_t *token = xmpp_stanza_get_child_by_name_and_ns(
+                    stanza, "token", XMPP_NS_FAST
+                );
+                if (token) {
+                    conn->fast_token_handler(
+                        conn,
+                        xmpp_stanza_get_attribute(token, "token"),
+                        conn->fast_token_handler_userdata
+                    );
+                }
+            }
             /* New features will come, but no restart */
             if (conn->compression.allowed) {
                 _handle_open_compress(conn);

src/common.h

@@ -328,6 +328,8 @@ struct _xmpp_conn_t {
     hash_t *id_handlers;
     xmpp_handlist_t *handlers;
     xmpp_sockopt_callback sockopt_cb;
+    xmpp_fast_token_handler fast_token_handler;
+    void *fast_token_handler_userdata;
 };
 
 void conn_disconnect(xmpp_conn_t *conn);

src/conn.c

@@ -623,6 +623,21 @@ void xmpp_conn_set_pass(xmpp_conn_t *conn, const char *pass)
     conn->pass = pass ? strophe_strdup(conn->ctx, pass) : NULL;
 }
 
+/** Set the fast token handler to receive new tokens from the server
+ *
+ *  @param conn a Strophe connection object
+ *  @param handler the handler
+ *  @param userdata data to pass to the handler
+ *
+ *  @ingroup Connections
+ */
+
+void xmpp_conn_set_fast_token_handler(xmpp_conn_t *conn, xmpp_fast_token_handler handler, void *userdata)
+{
+    conn->fast_token_handler = handler;
+    conn->fast_token_handler_userdata = userdata;
+}
+
 /** Get the user-agent id used for authentication of a connection.
  *
  *  @param conn a Strophe connection object

strophe.h

@@ -56,6 +56,10 @@ extern "C" {
  *  Namespace definition for 'urn:xmpp:sasl:2'.
  */
 #define XMPP_NS_SASL2 "urn:xmpp:sasl:2"
+/** @def XMPP_NS_FAST
+ *  Namespace definition for 'urn:xmpp:fast:0'.
+ */
+#define XMPP_NS_FAST "urn:xmpp:fast:0"
 /** @def XMPP_NS_BIND
  *  Namespace definition for 'urn:ietf:params:xml:ns:xmpp-bind'.
  */
@@ -402,6 +406,8 @@ unsigned int xmpp_conn_cert_xmppaddr_num(xmpp_conn_t *conn);
 char *xmpp_conn_cert_xmppaddr(xmpp_conn_t *conn, unsigned int n);
 const char *xmpp_conn_get_pass(const xmpp_conn_t *conn);
 void xmpp_conn_set_pass(xmpp_conn_t *conn, const char *pass);
+typedef void (*xmpp_fast_token_handler)(xmpp_conn_t *conn, const char *token, void *userdata);
+void xmpp_conn_set_fast_token_handler(xmpp_conn_t *conn, xmpp_fast_token_handler handler, void *userdata);
 const char *xmpp_conn_get_user_agent_id(const xmpp_conn_t *conn);
 void xmpp_conn_set_user_agent_id(xmpp_conn_t *conn, const char *user_agent_id);
 const char *xmpp_conn_get_user_agent_software(const xmpp_conn_t *conn);