GUACAMOLE-422: Update to remove first argument

src/libguac/user-handshake.c

@@ -287,8 +287,9 @@ int guac_user_handle_connection(guac_user* user, int usec_timeout) {
     guac_protocol_send_ready(socket, client->connection_id);
     guac_socket_flush(socket);
     
-    /* Attempt join */
-    if (guac_client_add_user(client, user, parser->argc, parser->argv))
+    /* Check return value from join attempt */
+    if (guac_client_add_user(client, user, (parser->argc - 1),
+                parser->argv + 1))
         guac_client_log(client, GUAC_LOG_ERROR, "User \"%s\" could NOT "
                 "join connection \"%s\"", user->user_id, client->connection_id);
 

src/protocols/kubernetes/settings.c

@@ -55,11 +55,6 @@ const char* GUAC_KUBERNETES_CLIENT_ARGS[] = {
 
 enum KUBERNETES_ARGS_IDX {
     
-    /**
-     * The protocol version provided to the client.
-     */
-    IDX_PROTOCOL_VERSION,
-    
     /**
      * The hostname to connect to. Required.
      */

src/protocols/rdp/rdp_settings.c

@@ -124,11 +124,6 @@ const char* GUAC_RDP_CLIENT_ARGS[] = {
 
 enum RDP_ARGS_IDX {
     
-    /**
-     * The protocol version sent to the client.
-     */
-    IDX_PROTOCOL_VERSION,
-    
     /**
      * The hostname to connect to.
      */

src/protocols/ssh/settings.c

@@ -67,11 +67,6 @@ const char* GUAC_SSH_CLIENT_ARGS[] = {
 
 enum SSH_ARGS_IDX {
 
-    /**
-     * The protocol version 
-     */
-    IDX_PROTOCOL_VERSION,
-
     /**
      * The hostname to connect to. Required.
      */

src/protocols/telnet/settings.c

@@ -60,11 +60,6 @@ const char* GUAC_TELNET_CLIENT_ARGS[] = {
 
 enum TELNET_ARGS_IDX {
     
-    /**
-     * The protocol version provided by the client.
-     */
-    IDX_PROTOCOL_VERSION,
-    
     /**
      * The hostname to connect to. Required.
      */

src/protocols/vnc/settings.c

@@ -83,11 +83,6 @@ const char* GUAC_VNC_CLIENT_ARGS[] = {
 
 enum VNC_ARGS_IDX {
     
-    /**
-     * The protocol version provided to the client.
-     */
-    IDX_PROTOCOL_VERSION,
-    
     /**
      * The hostname of the VNC server (or repeater) to connect to.
      */