mirror of
https://github.com/amitbet/vncproxy.git
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78 lines
2.5 KiB
Go
78 lines
2.5 KiB
Go
package proxy
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import (
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"vncproxy/client"
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"vncproxy/common"
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"vncproxy/logger"
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"vncproxy/server"
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)
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type ClientUpdater struct {
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conn *client.ClientConn
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}
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// Consume recieves vnc-server-bound messages (Client messages) and updates the server part of the proxy
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func (cc *ClientUpdater) Consume(seg *common.RfbSegment) error {
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//logger.Debugf("ClientUpdater.Consume (vnc-server-bound): got segment type=%s bytes: %v", seg.SegmentType, seg.Bytes)
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switch seg.SegmentType {
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case common.SegmentFullyParsedClientMessage:
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clientMsg := seg.Message.(common.ClientMessage)
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logger.Debugf("ClientUpdater.Consume:(vnc-server-bound) got ClientMessage type=%s", clientMsg.Type())
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switch clientMsg.Type() {
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case common.SetPixelFormatMsgType:
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// update pixel format
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logger.Debugf("ClientUpdater.Consume: updating pixel format")
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pixFmtMsg := clientMsg.(*server.MsgSetPixelFormat)
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cc.conn.PixelFormat = pixFmtMsg.PF
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}
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err := clientMsg.Write(cc.conn)
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if err != nil {
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logger.Errorf("ClientUpdater.Consume (vnc-server-bound, SegmentFullyParsedClientMessage): problem writing to port: %s", err)
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}
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return err
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}
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return nil
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}
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type ServerUpdater struct {
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conn *server.ServerConn
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}
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func (p *ServerUpdater) Consume(seg *common.RfbSegment) error {
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logger.Debugf("WriteTo.Consume (ServerUpdater): got segment type=%s, object type:%d", seg.SegmentType, seg.UpcomingObjectType)
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switch seg.SegmentType {
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case common.SegmentMessageStart:
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case common.SegmentRectSeparator:
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case common.SegmentServerInitMessage:
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serverInitMessage := seg.Message.(*common.ServerInit)
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p.conn.SetHeight(serverInitMessage.FBHeight)
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p.conn.SetWidth(serverInitMessage.FBWidth)
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p.conn.SetDesktopName(string(serverInitMessage.NameText))
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p.conn.SetPixelFormat(&serverInitMessage.PixelFormat)
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case common.SegmentBytes:
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logger.Debugf("WriteTo.Consume (ServerUpdater SegmentBytes): got bytes len=%d", len(seg.Bytes))
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_, err := p.conn.Write(seg.Bytes)
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if err != nil {
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logger.Errorf("WriteTo.Consume (ServerUpdater SegmentBytes): problem writing to port: %s", err)
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}
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return err
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case common.SegmentFullyParsedClientMessage:
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clientMsg := seg.Message.(common.ClientMessage)
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logger.Debugf("WriteTo.Consume (ServerUpdater): got ClientMessage type=%s", clientMsg.Type())
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err := clientMsg.Write(p.conn)
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if err != nil {
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logger.Errorf("WriteTo.Consume (ServerUpdater SegmentFullyParsedClientMessage): problem writing to port: %s", err)
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}
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return err
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default:
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//return errors.New("WriteTo.Consume: undefined RfbSegment type")
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}
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return nil
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}
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