base-call,iface-modem-voice:: handle DTMF

1 files changed, 193 insertions, 1 deletions

diff --git a/src/mm-base-call.c b/src/mm-base-call.c
index bc4f0311..32f1e8fb 100644
--- a/src/mm-base-call.c
+++ b/src/mm-base-call.c
@@ -368,6 +368,111 @@ handle_hangup (MMBaseCall *self,
 
 /*****************************************************************************/
 
+/* Send tone (DBus call handling) */
+
+typedef struct {
+    MMBaseCall *self;
+    MMBaseModem *modem;
+    GDBusMethodInvocation *invocation;
+    gchar *tone;
+} HandleSendToneContext;
+
+static void
+handle_send_tone_context_free (HandleSendToneContext *ctx)
+{
+    g_object_unref (ctx->invocation);
+    g_object_unref (ctx->modem);
+    g_object_unref (ctx->self);
+    g_free(ctx->tone);
+    g_free (ctx);
+}
+
+static void
+handle_send_tone_ready (MMBaseCall *self,
+                        GAsyncResult *res,
+                        HandleSendToneContext *ctx)
+{
+    GError *error = NULL;
+
+    if (!MM_BASE_CALL_GET_CLASS (self)->send_tone_finish (self, res, &error)) {
+        g_dbus_method_invocation_take_error (ctx->invocation, error);
+    } else {
+        mm_gdbus_call_complete_send_tone (MM_GDBUS_CALL (ctx->self), ctx->invocation);
+    }
+
+    handle_send_tone_context_free (ctx);
+}
+
+static void
+handle_send_tone_auth_ready (MMBaseModem *modem,
+                        GAsyncResult *res,
+                        HandleSendToneContext *ctx)
+{
+    MMCallState state;
+    GError *error = NULL;
+
+    if (!mm_base_modem_authorize_finish (modem, res, &error)) {
+        g_dbus_method_invocation_take_error (ctx->invocation, error);
+        handle_send_tone_context_free (ctx);
+        return;
+    }
+
+    state = mm_gdbus_call_get_state (MM_GDBUS_CALL (ctx->self));
+
+    /* Check if we do support doing it */
+    if (!MM_BASE_CALL_GET_CLASS (ctx->self)->send_tone ||
+        !MM_BASE_CALL_GET_CLASS (ctx->self)->send_tone_finish) {
+        g_dbus_method_invocation_return_error (ctx->invocation,
+                                               MM_CORE_ERROR,
+                                               MM_CORE_ERROR_UNSUPPORTED,
+                                               "SendToneing call is not supported by this modem");
+        handle_send_tone_context_free (ctx);
+        return;
+    }
+
+    /* We can only send_tone when call is in ACTIVE state */
+    if (state != MM_CALL_STATE_ACTIVE ){
+        g_dbus_method_invocation_return_error (ctx->invocation,
+                                               MM_CORE_ERROR,
+                                               MM_CORE_ERROR_FAILED,
+                                               "This call was not active, cannot send_tone  ");
+        handle_send_tone_context_free (ctx);
+        return;
+    }
+
+    mm_dbg("[%s:%d] Tone string: '%s'", __func__, __LINE__, ctx->tone);
+    MM_BASE_CALL_GET_CLASS (ctx->self)->send_tone (ctx->self, ctx->tone,
+                                                 (GAsyncReadyCallback)handle_send_tone_ready,
+                                                 ctx);
+}
+
+static gboolean
+handle_send_tone (MMBaseCall *self,
+                  GDBusMethodInvocation *invocation,
+                  const gchar *tone)
+{
+    HandleSendToneContext *ctx;
+
+    ctx = g_new0 (HandleSendToneContext, 1);
+    ctx->self = g_object_ref (self);
+    ctx->invocation = g_object_ref (invocation);
+
+    mm_dbg("[%s:%d] Tone string: '%s'", __func__, __LINE__, tone);
+    ctx->tone = g_strdup(tone);
+    g_object_get (self,
+                  MM_BASE_CALL_MODEM, &ctx->modem,
+                  NULL);
+
+    mm_base_modem_authorize (ctx->modem,
+                             invocation,
+                             MM_AUTHORIZATION_VOICE,
+                             (GAsyncReadyCallback)handle_send_tone_auth_ready,
+                             ctx);
+    return TRUE;
+}
+
+/*****************************************************************************/
+
 void
 mm_base_call_export (MMBaseCall *self)
 {
@@ -409,6 +514,10 @@ call_dbus_export (MMBaseCall *self)
                       "handle-hangup",
                       G_CALLBACK (handle_hangup),
                       NULL);
+    g_signal_connect (self,
+                      "handle-send-tone",
+                      G_CALLBACK (handle_send_tone),
+                      NULL);
 
 
     if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (self),
@@ -457,6 +566,11 @@ mm_base_call_change_state(MMBaseCall *self, MMCallState new_state, MMCallStateRe
                                      reason);
 }
 
+void mm_base_call_received_dtmf  (MMBaseCall *self, gchar *tone)
+{
+    mm_gdbus_call_emit_tone_received(MM_GDBUS_CALL (self), tone);
+}
+
 /*****************************************************************************/
 /* Start the CALL */
 
@@ -671,7 +785,6 @@ call_accept (MMBaseCall *self,
 
 /*****************************************************************************/
 
-
 /* Hangup the CALL */
 
 typedef struct {
@@ -760,6 +873,83 @@ call_hangup (MMBaseCall *self,
 }
 
 /*****************************************************************************/
+/* Send DTMF tone to call */
+
+typedef struct {
+    MMBaseCall *self;
+    MMBaseModem *modem;
+    GSimpleAsyncResult *result;
+} CallSendToneContext;
+
+static void
+call_send_tone_context_complete_and_free (CallSendToneContext *ctx)
+{
+    g_simple_async_result_complete_in_idle (ctx->result);
+    g_object_unref (ctx->result);
+    g_object_unref (ctx->modem);
+    g_object_unref (ctx->self);
+    g_free (ctx);
+}
+
+static gboolean
+call_send_tone_finish (MMBaseCall *self,
+                   GAsyncResult *res,
+                   GError **error)
+{
+    return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
+}
+
+static void
+call_send_tone_ready (MMBaseModem *modem,
+                  GAsyncResult *res,
+                  CallSendToneContext *ctx)
+{
+    GError *error = NULL;
+    const gchar *response = NULL;
+
+    response = mm_base_modem_at_command_finish (modem, res, &error);
+    if (error) {
+        mm_dbg ("Couldn't send_tone: '%s'", error->message);
+        g_simple_async_result_take_error (ctx->result, error);
+        call_send_tone_context_complete_and_free (ctx);
+        return;
+    }
+
+    g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
+    call_send_tone_context_complete_and_free (ctx);
+}
+
+static void
+call_send_tone (MMBaseCall *self,
+                const gchar *tone,
+                GAsyncReadyCallback callback,
+                gpointer user_data)
+{
+    CallSendToneContext *ctx;
+    gchar *cmd;
+
+    /* Setup the context */
+    ctx = g_new0 (CallSendToneContext, 1);
+    ctx->result = g_simple_async_result_new (G_OBJECT (self),
+                                             callback,
+                                             user_data,
+                                             call_send_tone);
+    ctx->self = g_object_ref (self);
+    ctx->modem = g_object_ref (self->priv->modem);
+
+    mm_dbg("[%s:%d] Tone string: '%s'", __func__, __LINE__, tone);
+    cmd = g_strdup_printf ("AT+VTS=%c",tone[0]);
+    mm_base_modem_at_command (ctx->modem,
+                              cmd,
+                              3,
+                              FALSE,
+                              (GAsyncReadyCallback)call_send_tone_ready,
+                              ctx);
+
+    g_free (cmd);
+}
+
+/*****************************************************************************/
 typedef struct {
     MMBaseCall *self;
     MMBaseModem *modem;
@@ -1018,6 +1208,8 @@ mm_base_call_class_init (MMBaseCallClass *klass)
     klass->hangup_finish    = call_hangup_finish;
     klass->delete           = call_delete;
     klass->delete_finish    = call_delete_finish;
+    klass->send_tone        = call_send_tone;
+    klass->send_tone_finish = call_send_tone_finish;
 
 
     properties[PROP_CONNECTION] =