mmcli: added Modem.Voice and Call support

1 files changed, 438 insertions, 0 deletions

diff --git a/cli/mmcli-modem-voice.c b/cli/mmcli-modem-voice.c
new file mode 100644
index 00000000..8622a1f9
--- /dev/null
+++ b/cli/mmcli-modem-voice.c
@@ -0,0 +1,438 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * mmcli -- Control modem status & access 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 3 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) 2012 Google, Inc.
+ * Copyright (C) 2015 Riccardo Vangelisti <riccardo.vangelisti@sadel.it>
+ */
+
+#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"
+
+/* Context */
+typedef struct {
+    GDBusConnection *connection;
+    MMManager *manager;
+    GCancellable *cancellable;
+    MMObject *object;
+    MMModemVoice *modem_voice;
+} Context;
+static Context *ctx;
+
+/* Options */
+static gboolean list_flag;
+static gchar *create_str;
+static gchar *delete_str;
+
+static GOptionEntry entries[] = {
+    { "voice-list-call", 0, 0, G_OPTION_ARG_NONE, &list_flag,
+      "List call available in a given modem",
+      NULL
+    },
+    { "voice-create-call", 0, 0, G_OPTION_ARG_STRING, &create_str,
+      "Create a new call in a given modem",
+      "[\"key=value,...\"]"
+    },
+    { "voice-delete-call", 0, 0, G_OPTION_ARG_STRING, &delete_str,
+      "Delete a call from a given modem",
+      "[PATH|INDEX]"
+    },
+    { NULL }
+};
+
+GOptionGroup *
+mmcli_modem_voice_get_option_group (void)
+{
+    GOptionGroup *group;
+
+    group = g_option_group_new ("voice",
+                                "Voice options",
+                                "Show Voice options",
+                                NULL,
+                                NULL);
+    g_option_group_add_entries (group, entries);
+
+    return group;
+}
+
+gboolean
+mmcli_modem_voice_options_enabled (void)
+{
+    static guint n_actions = 0;
+    static gboolean checked = FALSE;
+
+    if (checked)
+        return !!n_actions;
+
+    n_actions = (list_flag +
+                 !!create_str +
+                 !!delete_str);
+
+    if (n_actions > 1) {
+        g_printerr ("error: too many Voice actions requested\n");
+        exit (EXIT_FAILURE);
+    }
+
+    checked = TRUE;
+    return !!n_actions;
+}
+
+static void
+context_free (Context *ctx)
+{
+    if (!ctx)
+        return;
+
+    if (ctx->cancellable)
+        g_object_unref (ctx->cancellable);
+    if (ctx->modem_voice)
+        g_object_unref (ctx->modem_voice);
+    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_voice (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_voice) {
+        g_printerr ("error: modem has no voice capabilities\n");
+        exit (EXIT_FAILURE);
+    }
+
+    /* Success */
+}
+
+void
+mmcli_modem_voice_shutdown (void)
+{
+    context_free (ctx);
+}
+
+static MMCallProperties *
+build_call_properties_from_input (const gchar *properties_string)
+{
+    GError *error = NULL;
+    MMCallProperties *properties;
+
+    properties = mm_call_properties_new_from_string (properties_string, &error);
+    if (!properties) {
+        g_printerr ("error: cannot parse properties string: '%s'\n", error->message);
+        exit (EXIT_FAILURE);
+    }
+
+    return properties;
+}
+
+static void
+print_call_short_info (MMCall *call)
+{
+    g_print ("\t%s %s (%s)\n",
+             mm_call_get_path (call),
+             mm_call_direction_get_string (mm_call_get_direction (call)),
+             mm_call_state_get_string (mm_call_get_state (call)));
+}
+
+static void
+list_process_reply (GList        *result,
+                    const GError *error)
+{
+    if (error) {
+        g_printerr ("error: couldn't list call: '%s'\n",
+                    error->message);
+        exit (EXIT_FAILURE);
+    }
+
+    g_print ("\n");
+    if (!result) {
+        g_print ("No call were found\n");
+    } else {
+        GList *l;
+
+        g_print ("Found %u calls:\n", g_list_length (result));
+        for (l = result; l; l = g_list_next (l)) {
+            MMCall *call = MM_CALL (l->data);
+
+            print_call_short_info (call);
+            g_object_unref (call);
+        }
+        g_list_free (result);
+    }
+}
+
+static void
+list_ready (MMModemVoice *modem,
+            GAsyncResult *result,
+            gpointer     nothing)
+{
+    GList *operation_result;
+    GError *error = NULL;
+
+    operation_result = mm_modem_voice_list_call_finish (modem, result, &error);
+    list_process_reply (operation_result, error);
+
+    mmcli_async_operation_done ();
+}
+
+static void
+create_process_reply (MMCall        *call,
+                      const GError *error)
+{
+    if (!call) {
+        g_printerr ("error: couldn't create new call: '%s'\n",
+                    error ? error->message : "unknown error");
+        exit (EXIT_FAILURE);
+    }
+
+    g_print ("Successfully created new call:\n");
+    print_call_short_info (call);
+    g_object_unref (call);
+}
+
+static void
+create_ready (MMModemVoice  *modem,
+              GAsyncResult  *result,
+              gpointer      nothing)
+{
+    MMCall *call;
+    GError *error = NULL;
+
+    call = mm_modem_voice_create_call_finish (modem, result, &error);
+    create_process_reply (call, error);
+
+    mmcli_async_operation_done ();
+}
+
+static void
+delete_process_reply (gboolean      result,
+                      const GError *error)
+{
+    if (!result) {
+        g_printerr ("error: couldn't delete call: '%s'\n",
+                    error ? error->message : "unknown error");
+        exit (EXIT_FAILURE);
+    }
+
+    g_print ("successfully deleted call from modem\n");
+}
+
+static void
+delete_ready (MMModemVoice *modem,
+              GAsyncResult     *result,
+              gpointer          nothing)
+{
+    gboolean operation_result;
+    GError *error = NULL;
+
+    operation_result = mm_modem_voice_delete_call_finish (modem, result, &error);
+    delete_process_reply (operation_result, error);
+
+    mmcli_async_operation_done ();
+}
+
+static void
+get_call_to_delete_ready (GDBusConnection *connection,
+                         GAsyncResult *res)
+{
+    MMCall *call;
+    MMObject *obj = NULL;
+
+    call = mmcli_get_call_finish (res, NULL, &obj);
+    if (!g_str_equal (mm_object_get_path (obj), mm_modem_voice_get_path (ctx->modem_voice))) {
+        g_printerr ("error: call '%s' not owned by modem '%s'",
+                    mm_call_get_path (call),
+                    mm_modem_voice_get_path (ctx->modem_voice));
+        exit (EXIT_FAILURE);
+    }
+
+    mm_modem_voice_delete_call (ctx->modem_voice,
+                               mm_call_get_path (call),
+                               ctx->cancellable,
+                               (GAsyncReadyCallback)delete_ready,
+                               NULL);
+    g_object_unref (call);
+    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_voice = mm_object_get_modem_voice (ctx->object);
+
+    /* Setup operation timeout */
+    if (ctx->modem_voice)
+        mmcli_force_operation_timeout (G_DBUS_PROXY (ctx->modem_voice));
+
+    ensure_modem_voice ();
+
+    /* Request to list call? */
+    if (list_flag) {
+        g_debug ("Asynchronously listing call in modem...");
+        mm_modem_voice_list_call (ctx->modem_voice,
+                                  ctx->cancellable,
+                                  (GAsyncReadyCallback)list_ready,
+                                  NULL);
+        return;
+    }
+
+    /* Request to create a new call? */
+    if (create_str) {
+        MMCallProperties *properties;
+
+        properties = build_call_properties_from_input (create_str);
+        g_debug ("Asynchronously creating new call in modem...");
+        mm_modem_voice_create_call (ctx->modem_voice,
+                                    properties,
+                                    ctx->cancellable,
+                                    (GAsyncReadyCallback)create_ready,
+                                    NULL);
+        g_object_unref (properties);
+        return;
+    }
+
+    /* Request to delete a given call? */
+    if (delete_str) {
+        mmcli_get_call (ctx->connection,
+                       delete_str,
+                       ctx->cancellable,
+                       (GAsyncReadyCallback)get_call_to_delete_ready,
+                       NULL);
+        return;
+    }
+
+    g_warn_if_reached ();
+}
+
+void
+mmcli_modem_voice_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_voice_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_voice = mm_object_get_modem_voice (ctx->object);
+
+    /* Setup operation timeout */
+    if (ctx->modem_voice)
+        mmcli_force_operation_timeout (G_DBUS_PROXY (ctx->modem_voice));
+
+    ensure_modem_voice ();
+
+    /* Request to list the call? */
+    if (list_flag) {
+        GList *result;
+
+        g_debug ("Synchronously listing call...");
+        result = mm_modem_voice_list_call_sync (ctx->modem_voice, NULL, &error);
+        list_process_reply (result, error);
+        return;
+    }
+
+    /* Request to create a new call? */
+    if (create_str) {
+        MMCall *call;
+        GError *error = NULL;
+        MMCallProperties *properties;
+
+        properties = build_call_properties_from_input (create_str);
+        
+        g_debug ("Synchronously creating new call in modem...");
+        call = mm_modem_voice_create_call_sync (ctx->modem_voice,
+                                                properties,
+                                                NULL,
+                                                &error);
+        g_object_unref (properties);
+
+        create_process_reply (call, error);
+        return;
+    }
+
+    /* Request to delete a given call? */
+    if (delete_str) {
+        gboolean result;
+        MMCall *call;
+        MMObject *obj = NULL;
+
+        call = mmcli_get_call_sync (connection,
+                                  delete_str,
+                                  NULL,
+                                  &obj);
+        if (!g_str_equal (mm_object_get_path (obj), mm_modem_voice_get_path (ctx->modem_voice))) {
+            g_printerr ("error: call '%s' not owned by modem '%s'",
+                        mm_call_get_path (call),
+                        mm_modem_voice_get_path (ctx->modem_voice));
+            exit (EXIT_FAILURE);
+        }
+
+        result = mm_modem_voice_delete_call_sync (ctx->modem_voice,
+                                                  mm_call_get_path (call),
+                                                  NULL,
+                                                  &error);
+        g_object_unref (call);
+        g_object_unref (obj);
+
+        delete_process_reply (result, error);
+        return;
+    }
+
+    g_warn_if_reached ();
+}