static int read_touch_event(RdpeiServerContext *context, wStream *s)
{
UINT32 frameCount;
int i, ret;
RDPINPUT_TOUCH_EVENT *event = &context->priv->touchEvent;
RDPINPUT_TOUCH_FRAME *frame;
ret = -1;
if (!rdpei_read_4byte_unsigned(s, &event->encodeTime) || !rdpei_read_2byte_unsigned(s, &frameCount))
return -1;
event->frameCount = frameCount;
event->frames = frame = calloc(event->frameCount, sizeof(RDPINPUT_TOUCH_FRAME));
if (!event->frames)
return -1;
for (i = 0; i < frameCount; i++, frame++)
{
if (read_touch_frame(context, s, frame) < 0)
{
event->frameCount = i;
goto out_cleanup;
}
}
if (context->onTouchEvent)
context->onTouchEvent(context, event);
ret = 0;
out_cleanup:
touch_event_reset(event);
return ret;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT read_touch_event(RdpeiServerContext *context, wStream *s)
{
UINT32 frameCount;
int i;
RDPINPUT_TOUCH_EVENT *event = &context->priv->touchEvent;
RDPINPUT_TOUCH_FRAME *frame;
UINT error = CHANNEL_RC_OK;
if (!rdpei_read_4byte_unsigned(s, &event->encodeTime) || !rdpei_read_2byte_unsigned(s, &frameCount))
{
WLog_ERR(TAG, "rdpei_read_ failed!");
return ERROR_INTERNAL_ERROR;
}
event->frameCount = frameCount;
event->frames = frame = calloc(event->frameCount, sizeof(RDPINPUT_TOUCH_FRAME));
if (!event->frames)
{
WLog_ERR(TAG, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
for (i = 0; i < frameCount; i++, frame++)
{
if ((error = read_touch_frame(context, s, frame)))
{
WLog_ERR(TAG, "read_touch_contact_data failed with error %lu!", error);
event->frameCount = i;
goto out_cleanup;
}
}
IFCALLRET(context->onTouchEvent, error, context, event);
if (error)
WLog_ERR(TAG, "context->onTouchEvent failed with error %lu", error);
out_cleanup:
touch_event_reset(event);
return error;
}
