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-rw-r--r--cli/mmcli-modem-cell-broadcast.c355
1 files changed, 355 insertions, 0 deletions
diff --git a/cli/mmcli-modem-cell-broadcast.c b/cli/mmcli-modem-cell-broadcast.c
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+++ b/cli/mmcli-modem-cell-broadcast.c
@@ -0,0 +1,355 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * mmcli -- Control cell broadcast information from the command line
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2024 Guido Günther <agx@sigxcpu.org>
+ */
+
+#include "config.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <locale.h>
+#include <string.h>
+
+#include <glib.h>
+#include <gio/gio.h>
+
+#define _LIBMM_INSIDE_MMCLI
+#include <libmm-glib.h>
+
+#include "mmcli.h"
+#include "mmcli-common.h"
+#include "mmcli-output.h"
+
+/* Context */
+typedef struct {
+ GDBusConnection *connection;
+ MMManager *manager;
+ GCancellable *cancellable;
+ MMObject *object;
+ MMModemCellBroadcast *modem_cell_broadcast;
+} Context;
+static Context *ctx;
+
+/* Options */
+static gboolean status_flag;
+static gboolean list_flag;
+static gchar *delete_str;
+
+static GOptionEntry entries[] = {
+ { "cell-broadcast-list-cbm", 0, 0, G_OPTION_ARG_NONE, &list_flag,
+ "List cell broadcast messages available in a given modem",
+ NULL
+ },
+ { "cell-broadcast-delete-cbm", 0, 0, G_OPTION_ARG_STRING, &delete_str,
+ "Delete a cell broadcast message from a given modem",
+ "[PATH|INDEX]"
+ },
+ { NULL }
+};
+
+GOptionGroup *
+mmcli_modem_cell_broadcast_get_option_group (void)
+{
+ GOptionGroup *group;
+
+ group = g_option_group_new ("cell-broadcast",
+ "Cell Broadcast options:",
+ "Show Cell Broadcast options",
+ NULL,
+ NULL);
+ g_option_group_add_entries (group, entries);
+
+ return group;
+}
+
+gboolean
+mmcli_modem_cell_broadcast_options_enabled (void)
+{
+ static guint n_actions = 0;
+ static gboolean checked = FALSE;
+
+ if (checked)
+ return !!n_actions;
+
+ n_actions = (list_flag +
+ !!delete_str);
+
+ if (n_actions > 1) {
+ g_printerr ("error: too many Cell Broadcast actions requested\n");
+ exit (EXIT_FAILURE);
+ }
+
+ if (status_flag)
+ mmcli_force_sync_operation ();
+
+ checked = TRUE;
+ return !!n_actions;
+}
+
+static void
+context_free (void)
+{
+ if (!ctx)
+ return;
+
+ if (ctx->cancellable)
+ g_object_unref (ctx->cancellable);
+ if (ctx->modem_cell_broadcast)
+ g_object_unref (ctx->modem_cell_broadcast);
+ if (ctx->object)
+ g_object_unref (ctx->object);
+ if (ctx->manager)
+ g_object_unref (ctx->manager);
+ if (ctx->connection)
+ g_object_unref (ctx->connection);
+ g_free (ctx);
+}
+
+static void
+ensure_modem_cell_broadcast (void)
+{
+ if (mm_modem_get_state (mm_object_peek_modem (ctx->object)) < MM_MODEM_STATE_ENABLED) {
+ g_printerr ("error: modem not enabled yet\n");
+ exit (EXIT_FAILURE);
+ }
+
+ if (!ctx->modem_cell_broadcast) {
+ g_printerr ("error: modem has no cell broadcast capabilities\n");
+ exit (EXIT_FAILURE);
+ }
+
+ /* Success */
+}
+
+void
+mmcli_modem_cell_broadcast_shutdown (void)
+{
+ context_free ();
+}
+
+static void
+output_cbm_info (MMCbm *cbm)
+{
+ gchar *extra;
+
+ extra = g_strdup_printf ("(%s)", mm_cbm_state_get_string (mm_cbm_get_state (cbm)));
+ mmcli_output_listitem (MMC_F_CBM_LIST_DBUS_PATH,
+ " ",
+ mm_cbm_get_path (cbm),
+ extra);
+ g_free (extra);
+}
+
+static void
+list_process_reply (GList *result,
+ const GError *error)
+{
+ GList *l;
+
+ if (error) {
+ g_printerr ("error: couldn't list CBM: '%s'\n",
+ error->message);
+ exit (EXIT_FAILURE);
+ }
+
+ for (l = result; l; l = g_list_next (l))
+ output_cbm_info (MM_CBM (l->data));
+ mmcli_output_list_dump (MMC_F_CBM_LIST_DBUS_PATH);
+}
+
+static void
+list_ready (MMModemCellBroadcast *modem,
+ GAsyncResult *result,
+ gpointer nothing)
+{
+ GList *operation_result;
+ GError *error = NULL;
+
+ operation_result = mm_modem_cell_broadcast_list_finish (modem, result, &error);
+ list_process_reply (operation_result, error);
+
+ mmcli_async_operation_done ();
+}
+
+static void
+delete_process_reply (gboolean result,
+ const GError *error)
+{
+ if (!result) {
+ g_printerr ("error: couldn't delete CBM: '%s'\n",
+ error ? error->message : "unknown error");
+ exit (EXIT_FAILURE);
+ }
+
+ g_print ("successfully deleted CBM from modem\n");
+}
+
+static void
+delete_ready (MMModemCellBroadcast *modem,
+ GAsyncResult *result,
+ gpointer nothing)
+{
+ gboolean operation_result;
+ GError *error = NULL;
+
+ operation_result = mm_modem_cell_broadcast_delete_finish (modem, result, &error);
+ delete_process_reply (operation_result, error);
+
+ mmcli_async_operation_done ();
+}
+
+static void
+get_cbm_to_delete_ready (GDBusConnection *connection,
+ GAsyncResult *res)
+{
+ MMCbm *cbm;
+ MMObject *obj = NULL;
+
+ cbm = mmcli_get_cbm_finish (res, NULL, &obj);
+ if (!g_str_equal (mm_object_get_path (obj), mm_modem_cell_broadcast_get_path (ctx->modem_cell_broadcast))) {
+ g_printerr ("error: CBM '%s' not owned by modem '%s'",
+ mm_cbm_get_path (cbm),
+ mm_modem_cell_broadcast_get_path (ctx->modem_cell_broadcast));
+ exit (EXIT_FAILURE);
+ }
+
+ mm_modem_cell_broadcast_delete (ctx->modem_cell_broadcast,
+ mm_cbm_get_path (cbm),
+ ctx->cancellable,
+ (GAsyncReadyCallback)delete_ready,
+ NULL);
+ g_object_unref (cbm);
+ g_object_unref (obj);
+}
+
+static void
+get_modem_ready (GObject *source,
+ GAsyncResult *result,
+ gpointer none)
+{
+ ctx->object = mmcli_get_modem_finish (result, &ctx->manager);
+ ctx->modem_cell_broadcast = mm_object_get_modem_cell_broadcast (ctx->object);
+
+ /* Setup operation timeout */
+ if (ctx->modem_cell_broadcast)
+ mmcli_force_operation_timeout (G_DBUS_PROXY (ctx->modem_cell_broadcast));
+
+ ensure_modem_cell_broadcast ();
+
+ if (status_flag)
+ g_assert_not_reached ();
+
+ /* Request to list CBM? */
+ if (list_flag) {
+ g_debug ("Asynchronously listing CBM in modem...");
+ mm_modem_cell_broadcast_list (ctx->modem_cell_broadcast,
+ ctx->cancellable,
+ (GAsyncReadyCallback)list_ready,
+ NULL);
+ return;
+ }
+
+ /* Request to delete a given CBM? */
+ if (delete_str) {
+ mmcli_get_cbm (ctx->connection,
+ delete_str,
+ ctx->cancellable,
+ (GAsyncReadyCallback)get_cbm_to_delete_ready,
+ NULL);
+ return;
+ }
+
+ g_warn_if_reached ();
+}
+
+void
+mmcli_modem_cell_broadcast_run_asynchronous (GDBusConnection *connection,
+ GCancellable *cancellable)
+{
+ /* Initialize context */
+ ctx = g_new0 (Context, 1);
+ if (cancellable)
+ ctx->cancellable = g_object_ref (cancellable);
+ ctx->connection = g_object_ref (connection);
+
+ /* Get proper modem */
+ mmcli_get_modem (connection,
+ mmcli_get_common_modem_string (),
+ cancellable,
+ (GAsyncReadyCallback)get_modem_ready,
+ NULL);
+}
+
+void
+mmcli_modem_cell_broadcast_run_synchronous (GDBusConnection *connection)
+{
+ GError *error = NULL;
+
+ /* Initialize context */
+ ctx = g_new0 (Context, 1);
+ ctx->object = mmcli_get_modem_sync (connection,
+ mmcli_get_common_modem_string (),
+ &ctx->manager);
+ ctx->modem_cell_broadcast = mm_object_get_modem_cell_broadcast (ctx->object);
+
+ /* Setup operation timeout */
+ if (ctx->modem_cell_broadcast)
+ mmcli_force_operation_timeout (G_DBUS_PROXY (ctx->modem_cell_broadcast));
+
+ ensure_modem_cell_broadcast ();
+
+ /* Request to list the CBM? */
+ if (list_flag) {
+ GList *result;
+
+ g_debug ("Synchronously listing CBM messages...");
+ result = mm_modem_cell_broadcast_list_sync (ctx->modem_cell_broadcast, NULL, &error);
+ list_process_reply (result, error);
+ return;
+ }
+
+ /* Request to delete a given CBM? */
+ if (delete_str) {
+ gboolean result;
+ MMCbm *cbm;
+ MMObject *obj = NULL;
+
+ cbm = mmcli_get_cbm_sync (connection,
+ delete_str,
+ NULL,
+ &obj);
+ if (!g_str_equal (mm_object_get_path (obj), mm_modem_cell_broadcast_get_path (ctx->modem_cell_broadcast))) {
+ g_printerr ("error: CBM '%s' not owned by modem '%s'",
+ mm_cbm_get_path (cbm),
+ mm_modem_cell_broadcast_get_path (ctx->modem_cell_broadcast));
+ exit (EXIT_FAILURE);
+ }
+
+ result = mm_modem_cell_broadcast_delete_sync (ctx->modem_cell_broadcast,
+ mm_cbm_get_path (cbm),
+ NULL,
+ &error);
+ g_object_unref (cbm);
+ g_object_unref (obj);
+
+ delete_process_reply (result, error);
+ return;
+ }
+
+ g_warn_if_reached ();
+}
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