static void
ft_transfer_operation_callback (EmpathyTpFile *tp_file,
const GError *error,
gpointer user_data)
{
EmpathyFTHandler *handler = user_data;
EmpathyFTHandlerPriv *priv = GET_PRIV (handler);
DEBUG ("Transfer operation callback, error %p", error);
if (error != NULL)
{
emit_error_signal (handler, error);
}
else
{
priv->is_completed = TRUE;
g_signal_emit (handler, signals[TRANSFER_DONE], 0, tp_file);
empathy_tp_file_close (tp_file);
if (empathy_ft_handler_is_incoming (handler) && priv->use_hash)
{
check_hash_incoming (handler);
}
}
}
static void
ft_transfer_state_cb (TpFileTransferChannel *channel,
GParamSpec *pspec,
EmpathyFTHandler *handler)
{
EmpathyFTHandlerPriv *priv = handler->priv;
TpFileTransferStateChangeReason reason;
TpFileTransferState state = tp_file_transfer_channel_get_state (
channel, &reason);
(void)pspec; /* suppress unused-parameter warning */
if (state == TP_FILE_TRANSFER_STATE_COMPLETED)
{
priv->is_completed = TRUE;
g_signal_emit (handler, signals[TRANSFER_DONE], 0, channel);
tp_channel_close_async (TP_CHANNEL (channel), NULL, NULL);
if (empathy_ft_handler_is_incoming (handler) && priv->use_hash)
{
check_hash_incoming (handler);
}
}
else if (state == TP_FILE_TRANSFER_STATE_CANCELLED)
{
GError *error = error_from_state_change_reason (reason);
emit_error_signal (handler, error);
g_clear_error (&error);
}
}
static void
ft_transfer_accept_cb (GObject *source,
GAsyncResult *result,
gpointer user_data)
{
TpFileTransferChannel *channel = TP_FILE_TRANSFER_CHANNEL (source);
EmpathyFTHandler *handler = user_data;
GError *error = NULL;
if (!tp_file_transfer_channel_accept_file_finish (channel, result, &error))
{
emit_error_signal (handler, error);
g_clear_error (&error);
}
}
static void
ft_handler_read_async_cb (GObject *source,
GAsyncResult *res,
gpointer user_data)
{
GFileInputStream *stream;
GError *error = NULL;
HashingData *hash_data;
EmpathyFTHandler *handler = user_data;
EmpathyFTHandlerPriv *priv = handler->priv;
(void)source; /* suppress unused-parameter warning */
DEBUG ("GFile read async CB.");
stream = g_file_read_finish (priv->gfile, res, &error);
if (error != NULL)
{
emit_error_signal (handler, error);
g_clear_error (&error);
return;
}
hash_data = g_slice_new0 (HashingData);
hash_data->stream = G_INPUT_STREAM (stream);
hash_data->total_bytes = priv->total_bytes;
hash_data->handler = g_object_ref (handler);
/* FIXME: MD5 is the only ContentHashType supported right now */
hash_data->checksum = g_checksum_new (G_CHECKSUM_MD5);
tp_asv_set_uint32 (priv->request,
TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_CONTENT_HASH_TYPE,
TP_FILE_HASH_TYPE_MD5);
g_signal_emit (handler, signals[HASHING_STARTED], 0);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
g_io_scheduler_push_job (do_hash_job, hash_data, NULL,
G_PRIORITY_DEFAULT, priv->cancellable);
#pragma GCC diagnostic pop
}
static void
ft_handler_create_channel_cb (GObject *source,
GAsyncResult *result,
gpointer user_data)
{
EmpathyFTHandler *handler = user_data;
EmpathyFTHandlerPriv *priv = handler->priv;
GError *error = NULL;
TpChannel *channel;
DEBUG ("Dispatcher create channel CB");
channel = tp_account_channel_request_create_and_handle_channel_finish (
TP_ACCOUNT_CHANNEL_REQUEST (source), result, NULL, &error);
if (channel == NULL)
DEBUG ("Failed to request FT channel: %s", error->message);
else
g_cancellable_set_error_if_cancelled (priv->cancellable, &error);
if (error != NULL)
{
emit_error_signal (handler, error);
g_clear_object (&channel);
g_error_free (error);
return;
}
priv->channel = TP_FILE_TRANSFER_CHANNEL (channel);
tp_g_signal_connect_object (priv->channel, "notify::state",
G_CALLBACK (ft_transfer_state_cb), handler, 0);
tp_g_signal_connect_object (priv->channel, "notify::transferred-bytes",
G_CALLBACK (ft_transfer_transferred_bytes_cb), handler, 0);
tp_file_transfer_channel_provide_file_async (priv->channel, priv->gfile,
ft_transfer_provide_cb, handler);
}
static void
ft_handler_create_channel_cb (GObject *source,
GAsyncResult *result,
gpointer user_data)
{
EmpathyFTHandler *handler = user_data;
EmpathyFTHandlerPriv *priv = GET_PRIV (handler);
GError *error = NULL;
TpChannel *channel = NULL;
DEBUG ("Dispatcher create channel CB");
channel = tp_account_channel_request_create_and_handle_channel_finish (
TP_ACCOUNT_CHANNEL_REQUEST (source), result, NULL, &error);
if (channel == NULL)
DEBUG ("Failed to request FT channel: %s", error->message);
else
g_cancellable_set_error_if_cancelled (priv->cancellable, &error);
if (error != NULL)
{
emit_error_signal (handler, error);
g_error_free (error);
goto out;
}
priv->tpfile = empathy_tp_file_new (channel);
empathy_tp_file_offer (priv->tpfile, priv->gfile, priv->cancellable,
ft_transfer_progress_callback, handler,
ft_transfer_operation_callback, handler);
out:
tp_clear_object (&channel);
}
static gboolean
hash_job_done (gpointer user_data)
{
HashingData *hash_data = user_data;
EmpathyFTHandler *handler = hash_data->handler;
EmpathyFTHandlerPriv *priv;
GError *error = NULL;
DEBUG ("Closing stream after hashing.");
priv = GET_PRIV (handler);
if (hash_data->error != NULL)
{
error = hash_data->error;
hash_data->error = NULL;
goto cleanup;
}
DEBUG ("Got file hash %s", g_checksum_get_string (hash_data->checksum));
if (empathy_ft_handler_is_incoming (handler))
{
if (g_strcmp0 (g_checksum_get_string (hash_data->checksum),
priv->content_hash))
{
DEBUG ("Hash mismatch when checking incoming handler: "
"received %s, calculated %s", priv->content_hash,
g_checksum_get_string (hash_data->checksum));
error = g_error_new_literal (EMPATHY_FT_ERROR_QUARK,
EMPATHY_FT_ERROR_HASH_MISMATCH,
_("File transfer completed, but the file was corrupted"));
goto cleanup;
}
else
{
DEBUG ("Hash verification matched, received %s, calculated %s",
priv->content_hash,
g_checksum_get_string (hash_data->checksum));
}
}
else
{
/* set the checksum in the request...
* org.freedesktop.Telepathy.Channel.Type.FileTransfer.ContentHash
*/
tp_asv_set_string (priv->request,
TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_CONTENT_HASH,
g_checksum_get_string (hash_data->checksum));
}
cleanup:
if (error != NULL)
{
emit_error_signal (handler, error);
g_clear_error (&error);
}
else
{
g_signal_emit (handler, signals[HASHING_DONE], 0);
if (!empathy_ft_handler_is_incoming (handler))
/* the request is complete now, push it to the dispatcher */
ft_handler_push_to_dispatcher (handler);
}
hash_data_free (hash_data);
return FALSE;
}