api,modem-3gpp: new 'SetInitialEpsBearerSettings' method

This method allows users to modify the settings used during the
initial LTE attach procedure.

cli/mmcli-modem-3gpp.c

@@ -51,6 +51,7 @@ static gboolean scan_flag;
 static gboolean register_home_flag;
 static gchar *register_in_operator_str;
 static gchar *set_eps_ue_mode_operation_str;
+static gchar *set_initial_eps_bearer_settings_str;
 static gboolean ussd_status_flag;
 static gchar *ussd_initiate_str;
 static gchar *ussd_respond_str;
@@ -73,6 +74,10 @@ static GOptionEntry entries[] = {
       "Set the UE mode of operation for EPS",
       "[ps-1|ps-2|csps-1|csps-2]"
     },
+    { "3gpp-set-initial-eps-bearer-settings", 0, 0, G_OPTION_ARG_STRING, &set_initial_eps_bearer_settings_str,
+      "Set the initial EPS bearer settings",
+      "[\"key=value,...\"]"
+    },
     { "3gpp-ussd-status", 0, 0, G_OPTION_ARG_NONE, &ussd_status_flag,
       "Show status of any ongoing USSD session",
       NULL
@@ -120,6 +125,7 @@ mmcli_modem_3gpp_options_enabled (void)
                  register_home_flag +
                  !!register_in_operator_str +
                  !!set_eps_ue_mode_operation_str +
+                 !!set_initial_eps_bearer_settings_str +
                  ussd_status_flag +
                  !!ussd_initiate_str +
                  !!ussd_respond_str +
@@ -261,6 +267,32 @@ register_ready (MMModem3gpp  *modem_3gpp,
     mmcli_async_operation_done ();
 }
 
+static void
+set_initial_eps_bearer_settings_process_reply (gboolean      result,
+                                               const GError *error)
+{
+    if (!result) {
+        g_printerr ("error: couldn't set initial EPS bearer properties: '%s'\n",
+                    error ? error->message : "unknown error");
+        exit (EXIT_FAILURE);
+    }
+
+    g_print ("Successfully set initial EPS bearer properties\n");
+}
+
+static void
+set_initial_eps_bearer_settings_ready (MMModem3gpp  *modem,
+                                       GAsyncResult *res)
+{
+    gboolean  result;
+    GError   *error = NULL;
+
+    result = mm_modem_3gpp_set_initial_eps_bearer_settings_finish (modem, res, &error);
+    set_initial_eps_bearer_settings_process_reply (result, error);
+
+    mmcli_async_operation_done ();
+}
+
 static void
 set_eps_ue_mode_operation_process_reply (gboolean      result,
                                          const GError *error)
@@ -452,6 +484,28 @@ get_modem_ready (GObject      *source,
         return;
     }
 
+    /* Request to set initial EPS bearer properties? */
+    if (set_initial_eps_bearer_settings_str) {
+        GError             *error = NULL;
+        MMBearerProperties *config;
+
+        config = mm_bearer_properties_new_from_string (set_initial_eps_bearer_settings_str, &error);
+        if (!config) {
+            g_printerr ("Error parsing properties string: '%s'\n", error->message);
+            exit (EXIT_FAILURE);
+        }
+
+        g_debug ("Asynchronously setting initial EPS bearer properties...");
+        mm_modem_3gpp_set_initial_eps_bearer_settings (ctx->modem_3gpp,
+                                                       config,
+                                                       ctx->cancellable,
+                                                       (GAsyncReadyCallback)set_initial_eps_bearer_settings_ready,
+                                                       NULL);
+        g_object_unref (config);
+        return;
+
+    }
+
     /* Request to initiate USSD session? */
     if (ussd_initiate_str) {
         ensure_modem_3gpp_ussd ();
@@ -568,6 +622,28 @@ mmcli_modem_3gpp_run_synchronous (GDBusConnection *connection)
         return;
     }
 
+    /* Request to set initial EPS bearer properties? */
+    if (set_initial_eps_bearer_settings_str) {
+        GError             *error = NULL;
+        gboolean            result;
+        MMBearerProperties *config;
+
+        config = mm_bearer_properties_new_from_string (set_initial_eps_bearer_settings_str, &error);
+        if (!config) {
+            g_printerr ("Error parsing properties string: '%s'\n", error->message);
+            exit (EXIT_FAILURE);
+        }
+
+        g_debug ("Synchronously setting initial EPS bearer properties...");
+        result = mm_modem_3gpp_set_initial_eps_bearer_settings_sync (ctx->modem_3gpp,
+                                                                     config,
+                                                                     NULL,
+                                                                     &error);
+        set_initial_eps_bearer_settings_process_reply (result, error);
+        g_object_unref (config);
+        return;
+    }
+
     /* Request to show USSD status? */
     if (ussd_status_flag) {
         ensure_modem_3gpp_ussd ();