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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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:
*
* Copyright (C) 2021 Joel Selvaraj <jo@jsfamily.in>
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <ctype.h>
#include <ModemManager.h>
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include "mm-broadband-modem-qmi.h"
#include "mm-modem-helpers-qmi.h"
#include "mm-iface-modem.h"
#include "mm-iface-modem-voice.h"
#include "mm-call-qmi.h"
#include "mm-base-modem.h"
#include "mm-log-object.h"
#include "mm-bind.h"
G_DEFINE_TYPE (MMCallQmi, mm_call_qmi, MM_TYPE_BASE_CALL)
struct _MMCallQmiPrivate {
/* The modem which owns this call */
MMBaseModem *modem;
};
/*****************************************************************************/
static gboolean
ensure_qmi_client (MMCallQmi *self,
QmiService service,
QmiClient **o_client,
GAsyncReadyCallback callback,
gpointer user_data)
{
MMBaseModem *modem = NULL;
QmiClient *client;
MMPortQmi *port;
port = mm_broadband_modem_qmi_peek_port_qmi (MM_BROADBAND_MODEM_QMI (self->priv->modem));
g_object_unref (modem);
if (!port) {
g_task_report_new_error (self,
callback,
user_data,
ensure_qmi_client,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't peek QMI port");
return FALSE;
}
client = mm_port_qmi_peek_client (port,
service,
MM_PORT_QMI_FLAG_DEFAULT);
if (!client) {
g_task_report_new_error (self,
callback,
user_data,
ensure_qmi_client,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't peek client for service '%s'",
qmi_service_get_string (service));
return FALSE;
}
*o_client = client;
return TRUE;
}
/*****************************************************************************/
/* Start the call */
static gboolean
call_start_finish (MMBaseCall *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
voice_dial_call_ready (QmiClientVoice *client,
GAsyncResult *res,
GTask *task)
{
QmiMessageVoiceDialCallOutput *output;
GError *error = NULL;
MMBaseCall *self;
self = MM_BASE_CALL (g_task_get_source_object (task));
output = qmi_client_voice_dial_call_finish (client, res, &error);
if (!output) {
g_prefix_error (&error, "QMI operation failed: ");
g_task_return_error (task, error);
} else if (!qmi_message_voice_dial_call_output_get_result (output, &error)) {
g_prefix_error (&error, "Couldn't create call: ");
g_task_return_error (task, error);
} else {
guint8 call_id = 0;
qmi_message_voice_dial_call_output_get_call_id (output, &call_id, NULL);
if (call_id == 0) {
g_task_return_new_error (task,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Invalid call index");
} else {
mm_base_call_set_index (self, call_id);
g_task_return_boolean (task, TRUE);
}
}
if (output)
qmi_message_voice_dial_call_output_unref (output);
g_object_unref (task);
}
static void
call_start (MMBaseCall *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
QmiClient *client = NULL;
GTask *task;
QmiMessageVoiceDialCallInput *input;
/* Ensure Voice client */
if (!ensure_qmi_client (MM_CALL_QMI (self),
QMI_SERVICE_VOICE, &client,
callback, user_data))
return;
task = g_task_new (self, NULL, callback, user_data);
input = qmi_message_voice_dial_call_input_new ();
qmi_message_voice_dial_call_input_set_calling_number (
input,
mm_gdbus_call_get_number (MM_GDBUS_CALL (self)),
NULL);
mm_obj_dbg (self, "starting call");
qmi_client_voice_dial_call (QMI_CLIENT_VOICE (client),
input,
90,
NULL,
(GAsyncReadyCallback) voice_dial_call_ready,
task);
qmi_message_voice_dial_call_input_unref (input);
}
/*****************************************************************************/
/* Accept the call */
static gboolean
call_accept_finish (MMBaseCall *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
voice_answer_call_ready (QmiClientVoice *client,
GAsyncResult *res,
GTask *task)
{
QmiMessageVoiceAnswerCallOutput *output;
GError *error = NULL;
output = qmi_client_voice_answer_call_finish (client, res, &error);
if (!output) {
g_prefix_error (&error, "QMI operation failed: ");
g_task_return_error (task, error);
} else if (!qmi_message_voice_answer_call_output_get_result (output, &error)) {
g_prefix_error (&error, "Couldn't accept call: ");
g_task_return_error (task, error);
} else {
g_task_return_boolean (task, TRUE);
}
if (output)
qmi_message_voice_answer_call_output_unref (output);
g_object_unref (task);
}
static void
call_accept (MMBaseCall *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
QmiClient *client = NULL;
GTask *task;
guint8 call_id;
QmiMessageVoiceAnswerCallInput *input;
/* Ensure Voice client */
if (!ensure_qmi_client (MM_CALL_QMI (self),
QMI_SERVICE_VOICE, &client,
callback, user_data))
return;
task = g_task_new (self, NULL, callback, user_data);
call_id = mm_base_call_get_index (self);
if (call_id == 0) {
g_task_return_new_error (task,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Invalid call index");
g_object_unref (task);
return;
}
input = qmi_message_voice_answer_call_input_new ();
qmi_message_voice_answer_call_input_set_call_id (
input,
call_id,
NULL);
mm_obj_dbg (self, "Accepting call with id: %u", call_id);
qmi_client_voice_answer_call (QMI_CLIENT_VOICE (client),
input,
5,
NULL,
(GAsyncReadyCallback) voice_answer_call_ready,
task);
qmi_message_voice_answer_call_input_unref (input);
}
/*****************************************************************************/
/* Hangup the call */
static gboolean
call_hangup_finish (MMBaseCall *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
voice_end_call_ready (QmiClientVoice *client,
GAsyncResult *res,
GTask *task)
{
QmiMessageVoiceEndCallOutput *output;
GError *error = NULL;
output = qmi_client_voice_end_call_finish (client, res, &error);
if (!output) {
g_prefix_error (&error, "QMI operation failed: ");
g_task_return_error (task, error);
} else if (!qmi_message_voice_end_call_output_get_result (output, &error)) {
g_prefix_error (&error, "Couldn't hangup call: ");
g_task_return_error (task, error);
} else {
g_task_return_boolean (task, TRUE);
}
if (output)
qmi_message_voice_end_call_output_unref (output);
g_object_unref (task);
}
static void
call_hangup (MMBaseCall *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
QmiClient *client = NULL;
GTask *task;
guint8 call_id;
QmiMessageVoiceEndCallInput *input;
/* Ensure Voice client */
if (!ensure_qmi_client (MM_CALL_QMI (self),
QMI_SERVICE_VOICE, &client,
callback, user_data))
return;
task = g_task_new (self, NULL, callback, user_data);
call_id = mm_base_call_get_index (self);
if (call_id == 0) {
g_task_return_new_error (task,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Invalid call index");
g_object_unref (task);
return;
}
input = qmi_message_voice_end_call_input_new ();
qmi_message_voice_end_call_input_set_call_id (
input,
call_id,
NULL);
mm_obj_dbg (self, "Hanging up call with id: %u", call_id);
qmi_client_voice_end_call (QMI_CLIENT_VOICE (client),
input,
5,
NULL,
(GAsyncReadyCallback) voice_end_call_ready,
task);
qmi_message_voice_end_call_input_unref (input);
}
/*****************************************************************************/
/* DTMF handling */
static gboolean
get_client_and_call_id (MMCallQmi *self,
GAsyncReadyCallback callback,
gpointer user_data,
QmiClient **client,
guint *call_id)
{
g_return_val_if_fail (client, FALSE);
g_return_val_if_fail (call_id, FALSE);
/* Ensure Voice client */
if (!ensure_qmi_client (self,
QMI_SERVICE_VOICE, client,
callback, user_data))
return FALSE;
*call_id = mm_base_call_get_index (MM_BASE_CALL (self));
if (*call_id == 0) {
g_task_report_new_error (self,
callback,
user_data,
(gpointer) __func__,
MM_CORE_ERROR,
MM_CORE_ERROR_INVALID_ARGS,
"Invalid call index");
return FALSE;
}
return TRUE;
}
static gboolean
call_stop_dtmf_finish (MMBaseCall *call,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
voice_stop_continuous_dtmf_ready (QmiClientVoice *client,
GAsyncResult *res,
GTask *task)
{
g_autoptr (QmiMessageVoiceStopContinuousDtmfOutput) output = NULL;
GError *error = NULL;
output = qmi_client_voice_stop_continuous_dtmf_finish (client, res, &error);
if (!output) {
g_prefix_error (&error, "QMI operation failed: ");
g_task_return_error (task, error);
} else if (!qmi_message_voice_stop_continuous_dtmf_output_get_result (output, &error)) {
g_prefix_error (&error, "Couldn't stop DTMF character: ");
g_task_return_error (task, error);
} else {
g_task_return_boolean (task, TRUE);
}
g_object_unref (task);
}
static void
call_stop_dtmf (MMBaseCall *_self,
GAsyncReadyCallback callback,
gpointer user_data)
{
MMCallQmi *self = MM_CALL_QMI (_self);
GTask *task;
QmiClient *client = NULL;
guint call_id = 0;
GError *error = NULL;
g_autoptr (QmiMessageVoiceStopContinuousDtmfInput) input = NULL;
if (!get_client_and_call_id (self,
callback,
user_data,
&client,
&call_id))
return;
task = g_task_new (self, NULL, callback, user_data);
input = qmi_message_voice_stop_continuous_dtmf_input_new ();
if (!qmi_message_voice_stop_continuous_dtmf_input_set_data (input,
call_id,
&error)) {
g_task_return_error (task, error);
g_object_unref (task);
return;
}
/* Stop sending DTMF tone */
qmi_client_voice_stop_continuous_dtmf (QMI_CLIENT_VOICE (client),
input,
5,
NULL,
(GAsyncReadyCallback) voice_stop_continuous_dtmf_ready,
task);
}
static gboolean
call_send_dtmf_finish (MMBaseCall *call,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
voice_start_continuous_dtmf_ready (QmiClientVoice *client,
GAsyncResult *res,
GTask *task)
{
g_autoptr (QmiMessageVoiceStartContinuousDtmfOutput) output = NULL;
GError *error = NULL;
output = qmi_client_voice_start_continuous_dtmf_finish (client, res, &error);
if (!output) {
g_prefix_error (&error, "QMI operation failed: ");
g_task_return_error (task, error);
} else if (!qmi_message_voice_start_continuous_dtmf_output_get_result (output, &error)) {
g_prefix_error (&error, "Couldn't send DTMF character: ");
g_task_return_error (task, error);
} else {
g_task_return_boolean (task, TRUE);
}
g_object_unref (task);
}
static void
call_send_dtmf (MMBaseCall *_self,
const gchar *dtmf,
GAsyncReadyCallback callback,
gpointer user_data)
{
MMCallQmi *self = MM_CALL_QMI (_self);
GTask *task;
QmiClient *client = NULL;
guint call_id = 0;
GError *error = NULL;
g_autoptr (QmiMessageVoiceStartContinuousDtmfInput) input = NULL;
if (!get_client_and_call_id (self,
callback,
user_data,
&client,
&call_id))
return;
task = g_task_new (self, NULL, callback, user_data);
input = qmi_message_voice_start_continuous_dtmf_input_new ();
if (!qmi_message_voice_start_continuous_dtmf_input_set_data (input,
call_id,
dtmf[0],
&error)) {
g_task_return_error (task, error);
g_object_unref (task);
return;
}
/* Send DTMF character as ASCII number */
qmi_client_voice_start_continuous_dtmf (QMI_CLIENT_VOICE (client),
input,
5,
NULL,
(GAsyncReadyCallback) voice_start_continuous_dtmf_ready,
task);
}
/*****************************************************************************/
MMBaseCall *
mm_call_qmi_new (MMBaseModem *modem,
MMCallDirection direction,
const gchar *number,
const guint dtmf_tone_duration)
{
MMBaseCall *call;
call = MM_BASE_CALL (g_object_new (MM_TYPE_CALL_QMI,
MM_BASE_CALL_IFACE_MODEM_VOICE, modem,
MM_BIND_TO, modem,
MM_CALL_DIRECTION, direction,
MM_CALL_NUMBER, number,
MM_CALL_DTMF_TONE_DURATION, dtmf_tone_duration,
MM_BASE_CALL_SKIP_INCOMING_TIMEOUT, TRUE,
MM_BASE_CALL_SUPPORTS_DIALING_TO_RINGING, TRUE,
MM_BASE_CALL_SUPPORTS_RINGING_TO_ACTIVE, TRUE,
NULL));
MM_CALL_QMI (call)->priv->modem = g_object_ref (modem);
return call;
}
static void
mm_call_qmi_init (MMCallQmi *self)
{
/* Initialize private data */
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, MM_TYPE_CALL_QMI, MMCallQmiPrivate);
}
static void
dispose (GObject *object)
{
MMCallQmi *self = MM_CALL_QMI (object);
g_clear_object (&self->priv->modem);
G_OBJECT_CLASS (mm_call_qmi_parent_class)->dispose (object);
}
static void
mm_call_qmi_class_init (MMCallQmiClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MMBaseCallClass *base_call_class = MM_BASE_CALL_CLASS (klass);
g_type_class_add_private (object_class, sizeof (MMCallQmiPrivate));
object_class->dispose = dispose;
base_call_class->start = call_start;
base_call_class->start_finish = call_start_finish;
base_call_class->accept = call_accept;
base_call_class->accept_finish = call_accept_finish;
base_call_class->hangup = call_hangup;
base_call_class->hangup_finish = call_hangup_finish;
base_call_class->send_dtmf = call_send_dtmf;
base_call_class->send_dtmf_finish = call_send_dtmf_finish;
base_call_class->stop_dtmf = call_stop_dtmf;
base_call_class->stop_dtmf_finish = call_stop_dtmf_finish;
}
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