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				https://github.com/gnif/LookingGlass.git
				synced 2025-11-04 06:31:54 +00:00 
			
		
		
		
	[host] save the last cursor shape and send it to the client on restarts
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		@@ -146,6 +146,7 @@ bool Service::Process()
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  if (!m_initialized)
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    return false;
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  bool restart = false;
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  struct FrameInfo frame;
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  ZeroMemory(&frame, sizeof(FrameInfo));
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  frame.buffer      = m_frame[m_frameIndex];
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@@ -159,6 +160,7 @@ bool Service::Process()
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    if (m_header->flags & KVMFR_HEADER_FLAG_RESTART)
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    {
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      InterlockedAnd8((char *)&m_header->flags, ~(KVMFR_HEADER_FLAG_RESTART));
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      restart = true;
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      break;
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    }
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@@ -226,13 +228,13 @@ bool Service::Process()
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    return false;
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  }
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  m_header->flags        = 0;
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  uint8_t flags = 0;
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  m_header->cursor.flags = 0;
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  if (!cursorOnly)
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  {
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    // signal a frame update
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    m_header->flags        |= KVMFR_HEADER_FLAG_FRAME;
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    flags                  |= KVMFR_HEADER_FLAG_FRAME;
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    m_header->frame.type    = m_capture->GetFrameType();
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    m_header->frame.width   = frame.width;
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    m_header->frame.height  = frame.height;
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@@ -245,18 +247,23 @@ bool Service::Process()
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  if (frame.cursor.hasPos)
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  {
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    // tell the host where the cursor is
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    m_header->flags        |= KVMFR_HEADER_FLAG_CURSOR;
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    flags                  |= KVMFR_HEADER_FLAG_CURSOR;
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    m_header->cursor.flags |= KVMFR_CURSOR_FLAG_POS;
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    if (frame.cursor.visible)
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      m_header->cursor.flags |= KVMFR_CURSOR_FLAG_VISIBLE;
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    m_header->cursor.x      = frame.cursor.x;
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    m_header->cursor.y      = frame.cursor.y;
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    // update our local copy for client restarts
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    m_cursor.flags = m_header->cursor.flags;
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    m_cursor.x     = frame.cursor.x;
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    m_cursor.y     = frame.cursor.y;
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  }
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  if (frame.cursor.hasShape)
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  {
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    // give the host the new cursor shape
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    m_header->flags        |= KVMFR_HEADER_FLAG_CURSOR;
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    flags                  |= KVMFR_HEADER_FLAG_CURSOR;
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    m_header->cursor.flags |= KVMFR_CURSOR_FLAG_SHAPE;
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    m_header->cursor.type   = frame.cursor.type;
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    m_header->cursor.w      = frame.cursor.w;
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@@ -268,7 +275,27 @@ bool Service::Process()
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      return false;
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    }
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    memcpy(m_header->cursor.shape, frame.cursor.shape, frame.cursor.dataSize);
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    // take a copy of the information for client restarts
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    uint8_t f = m_cursor.flags;
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    memcpy(&m_cursor, &m_header->cursor, sizeof(KVMFRCursor));
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    m_cursor.flags = f | m_header->cursor.flags;
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    m_haveShape = true;
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  }
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  else
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  {
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    // if we already have a shape and the client restarted send it to them
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    if (restart && m_haveShape)
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    {
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      flags          |= KVMFR_HEADER_FLAG_CURSOR;
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      m_cursor.flags |= KVMFR_CURSOR_FLAG_SHAPE;
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      memcpy(&m_header->cursor, &m_cursor, sizeof(KVMFRCursor));
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    }
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  }
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  // update the flags
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  InterlockedAnd8((char *)&m_header->flags, KVMFR_HEADER_FLAG_RESTART);
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  InterlockedOr8 ((char *)&m_header->flags, flags);
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  // increment the update count to resume the host
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  ++m_header->updateCount;
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@@ -59,4 +59,7 @@ private:
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  size_t        m_frameSize;
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  uint64_t      m_dataOffset[2];
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  int           m_frameIndex;
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  KVMFRCursor m_cursor;
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  bool        m_haveShape;
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};
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