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/*
Copyright (C) 2009-2015 Red Hat, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "inputs-channel-client.h"
#include "migration-protocol.h"
#include "red-channel-client.h"
G_DEFINE_TYPE(InputsChannelClient, inputs_channel_client, RED_TYPE_CHANNEL_CLIENT)
#define INPUTS_CHANNEL_CLIENT_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), TYPE_INPUTS_CHANNEL_CLIENT, InputsChannelClientPrivate))
struct InputsChannelClientPrivate
{
uint16_t motion_count;
};
static void
inputs_channel_client_class_init(InputsChannelClientClass *klass)
{
g_type_class_add_private(klass, sizeof(InputsChannelClientPrivate));
}
static void
inputs_channel_client_init(InputsChannelClient *self)
{
self->priv = INPUTS_CHANNEL_CLIENT_PRIVATE(self);
}
RedChannelClient* inputs_channel_client_create(RedChannel *channel,
RedClient *client,
RedsStream *stream,
int monitor_latency,
int num_common_caps,
uint32_t *common_caps,
int num_caps,
uint32_t *caps)
{
RedChannelClient *rcc;
GArray *common_caps_array = NULL, *caps_array = NULL;
if (common_caps) {
common_caps_array = g_array_sized_new(FALSE, FALSE, sizeof (*common_caps),
num_common_caps);
g_array_append_vals(common_caps_array, common_caps, num_common_caps);
}
if (caps) {
caps_array = g_array_sized_new(FALSE, FALSE, sizeof (*caps), num_caps);
g_array_append_vals(caps_array, caps, num_caps);
}
rcc = g_initable_new(TYPE_INPUTS_CHANNEL_CLIENT,
NULL, NULL,
"channel", channel,
"client", client,
"stream", stream,
"monitor-latency", monitor_latency,
"caps", caps_array,
"common-caps", common_caps_array,
NULL);
if (caps_array)
g_array_unref(caps_array);
if (common_caps_array)
g_array_unref(common_caps_array);
return rcc;
}
void inputs_channel_client_send_migrate_data(RedChannelClient *rcc,
SpiceMarshaller *m,
RedPipeItem *item)
{
InputsChannelClient *icc = INPUTS_CHANNEL_CLIENT(rcc);
red_channel_client_init_send_data(rcc, SPICE_MSG_MIGRATE_DATA, item);
spice_marshaller_add_uint32(m, SPICE_MIGRATE_DATA_INPUTS_MAGIC);
spice_marshaller_add_uint32(m, SPICE_MIGRATE_DATA_INPUTS_VERSION);
spice_marshaller_add_uint16(m, icc->priv->motion_count);
}
void inputs_channel_client_handle_migrate_data(InputsChannelClient *icc,
uint16_t motion_count)
{
icc->priv->motion_count = motion_count;
for (; icc->priv->motion_count >= SPICE_INPUT_MOTION_ACK_BUNCH;
icc->priv->motion_count -= SPICE_INPUT_MOTION_ACK_BUNCH) {
red_channel_client_pipe_add_type(RED_CHANNEL_CLIENT(icc),
RED_PIPE_ITEM_MOUSE_MOTION_ACK);
}
}
void inputs_channel_client_on_mouse_motion(InputsChannelClient *icc)
{
InputsChannel *inputs_channel = INPUTS_CHANNEL(red_channel_client_get_channel(RED_CHANNEL_CLIENT(icc)));
if (++icc->priv->motion_count % SPICE_INPUT_MOTION_ACK_BUNCH == 0 &&
!inputs_channel_is_src_during_migrate(inputs_channel)) {
red_channel_client_pipe_add_type(RED_CHANNEL_CLIENT(icc),
RED_PIPE_ITEM_MOUSE_MOTION_ACK);
icc->priv->motion_count = 0;
}
}
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