ping
Also forgot to mention that this fixes a regression introduced by me
in 9f5aee05.
On Thu, Aug 8, 2019 at 11:03 AM Jakub Janků <jjanku@xxxxxxxxxx> wrote:
>
> GOutputStream does not allow simultaneous tasks on a single
> stream. An attempt to transfer two files therefore
> results into one of the clients being removed in
> mux_msg_flushed_cb() with the error
> "Stream has outstanding operation".
>
> To fix this, use spice_vmc_write_async() directly.
>
> Signed-off-by: Jakub Janků <jjanku@xxxxxxxxxx>
> ---
> src/channel-webdav.c | 17 +++++++----------
> 1 file changed, 7 insertions(+), 10 deletions(-)
>
> diff --git a/src/channel-webdav.c b/src/channel-webdav.c
> index 14d4e05..09ef9f7 100644
> --- a/src/channel-webdav.c
> +++ b/src/channel-webdav.c
> @@ -235,7 +235,7 @@ mux_msg_flushed_cb(GObject *source_object,
> {
> Client *client = user_data;
>
> - if (!g_output_stream_write_all_finish(G_OUTPUT_STREAM(source_object), result, NULL, NULL) ||
> + if (spice_vmc_write_finish(SPICE_CHANNEL(source_object), result, NULL) == -1 ||
> client->mux.size == 0 ||
> !client_start_read(client)) {
> remove_client(client);
> @@ -249,8 +249,6 @@ static void server_reply_cb(GObject *source_object,
> gpointer user_data)
> {
> Client *client = user_data;
> - SpiceWebdavChannelPrivate *c = client->self->priv;
> - GOutputStream *mux_out;
> GError *err = NULL;
> gssize size;
>
> @@ -262,13 +260,12 @@ static void server_reply_cb(GObject *source_object,
> g_return_if_fail(size >= 0);
> client->mux.size = GUINT16_TO_LE(size);
>
> - mux_out = g_io_stream_get_output_stream(G_IO_STREAM(c->stream));
> -
> - /* this internally uses spice_vmc_write_async(), priority is ignored;
> - * the callback is invoked once the msg is written out to the socket */
> - g_output_stream_write_all_async(mux_out, (guint8 *)&client->mux, sizeof(gint64) + sizeof(guint16) + size,
> - G_PRIORITY_DEFAULT, client->cancellable, mux_msg_flushed_cb, client);
> -
> + spice_vmc_write_async(SPICE_CHANNEL(client->self),
> + &client->mux,
> + sizeof(gint64) + sizeof(guint16) + size,
> + client->cancellable,
> + mux_msg_flushed_cb,
> + client);
> return;
>
> end:
> --
> 2.21.0
>
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